1 2009-10-27 Jakub Jelinek <jakub@redhat.com>
4 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
7 2009-10-27 Richard Guenther <rguenther@suse.de>
9 * tree-complex.c (expand_complex_div_wide): Check for
10 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
12 2009-10-27 Revital Eres <eres@il.ibm.com>
14 PR tree-optimization/40648
15 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16 Change decision of when to peel for alignment.
18 2009-10-27 Richard Guenther <rguenther@suse.de>
21 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
23 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
26 * fold-const.c (fold_binary_loc): Do not call
27 protected_set_expr_location.
29 2009-10-27 Wei Guozhi <carrot@google.com>
32 * target.h (have_conditional_execution): Add a new target hook function.
33 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
34 * targhooks.h (default_have_conditional_execution): Likewise.
35 * targhooks.c (default_have_conditional_execution): Likewise.
36 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
37 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
38 (arm_have_conditional_execution): New function.
39 * ifcvt.c (noce_process_if_block, find_if_header,
40 cond_exec_find_if_block, dead_or_predicable): Change the usage of macro
41 HAVE_conditional_execution to a target hook call.
42 * recog.c (peephole2_optimize): Likewise.
43 * sched-rgn.c (add_branch_dependences): Likewise.
44 * final.c (asm_insn_count, final_scan_insn): Likewise.
45 * bb-reorder.c (HAVE_conditional_execution): Remove it.
47 2009-10-26 Ben Elliston <bje@au.ibm.com>
48 Michael Meissner <meissner@linux.vnet.ibm.com>
49 Ulrich Weigand <uweigand@de.ibm.com>
51 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
52 * config/spu/spu_cache.h: New file.
54 * config/spu/cachemgr.c: New file.
55 * config/spu/cache.S: New file.
57 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
58 (ADDR_SPACE_EA): Define.
59 (TARGET_ADDR_SPACE_KEYWORDS): Define.
60 * config/spu/spu.c (EAmode): New macro.
61 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
62 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
63 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
64 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
65 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
66 (TARGET_ADDR_SPACE_CONVERT): Likewise.
67 (TARGET_ASM_SELECT_SECTION): Likewise.
68 (TARGET_ASM_UNIQUE_SECTION): Likewise.
69 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
70 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
71 (ea_symbol_ref): New function.
72 (spu_legitimate_constant_p): Handle __ea qualified addresses.
73 (spu_addr_space_legitimate_address_p): New function.
74 (spu_addr_space_legitimize_address): Likewise.
75 (cache_fetch): New global.
76 (cache_fetch_dirty): Likewise.
77 (ea_alias_set): Likewise.
78 (ea_load_store): New function.
79 (ea_load_store_inline): Likewise.
80 (expand_ea_mem): Likewise.
81 (spu_expand_mov): Handle __ea qualified memory references.
82 (spu_addr_space_pointer_mode): New function.
83 (spu_addr_space_address_mode): Likewise.
84 (spu_addr_space_subset_p): Likewise.
85 (spu_addr_space_convert): Likewise.
86 (spu_section_type_flags): Handle "._ea" section.
87 (spu_select_section): New function.
88 (spu_unique_section): Likewise.
89 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
90 and __EA64__ predefined macros.
91 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
92 -matomic-updates switches.
94 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
95 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
96 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
97 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
98 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
99 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
100 $(T)cache128k.o): Likewise.
101 ($(T)libgcc_%.a): Likewise.
103 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
104 * config/spu/spu.opt (-mea32/-mea64): Add switches.
105 (-maddress-space-conversion): Likewise.
106 (-mcache-size=): Likewise.
107 (-matomic-updates): Likewise.
108 * doc/invoke.texi (-mea32/-mea64): Document.
109 (-maddress-space-conversion): Likewise.
110 (-mcache-size=): Likewise.
111 (-matomic-updates): Likewise.
113 2009-10-26 Ben Elliston <bje@au.ibm.com>
114 Michael Meissner <meissner@linux.vnet.ibm.com>
115 Ulrich Weigand <uweigand@de.ibm.com>
117 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
119 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
120 defined, add the named address space keywords.
121 (c_addr_space_name): New function.
122 (complete_array_type): Preserve named address space.
123 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
124 instead of targetm.valid_pointer_mode.
126 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
127 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
128 (ADDR_SPACE_KEYWORD): New macro.
129 (c_addr_space_name): Add prototype.
131 * c-tree.h (struct c_declspecs): Add address_space member.
132 (declspecs_add_addrspace): Add prototype.
134 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
136 * c-parser.c (c_parse_init): Add assertion.
137 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
138 (c_lex_one_token): Handle address space keywords.
139 (c_token_starts_typename): Likewise.
140 (c_token_starts_declspecs): Likewise.
141 (c_parser_declspecs): Likewise.
142 (c_parser_postfix_expression_after_paren_type): Diagnose compound
143 literal within function qualified with named address space.
145 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
146 address space qualifiers.
147 (shadow_tag_warned): Warn about useless address space qualifiers.
148 (quals_from_declspecs): Handle address space qualifiers.
149 (grokdeclarator): Likewise.
150 (build_null_declspecs): Likewise.
151 (declspecs_add_addrspace): New function.
153 * c-typeck.c (addr_space_superset): New function.
154 (qualify_type): Handle named address spaces.
155 (composite_type): Likewise.
156 (common_pointer_type): Likewise.
157 (comp_target_types): Likewise.
158 (build_conditional_expr): Likewise.
159 (handle_warn_cast_qual): Likewise.
160 (build_c_cast): Likewise.
161 (convert_for_assignment): Likewise.
162 (build_binary_op): Likewise.
163 (pointer_diff): Handle named address spaces. Use intermediate
164 integer type of sufficient size if required.
166 2009-10-26 Ben Elliston <bje@au.ibm.com>
167 Michael Meissner <meissner@linux.vnet.ibm.com>
168 Ulrich Weigand <uweigand@de.ibm.com>
170 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
171 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
172 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
174 * target.h (struct target_def): Add pointer_mode, address_mode,
175 and valid_pointer_mode to addr_space substructure.
176 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
177 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
178 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
179 (TARGET_ADDR_SPACE_HOOKS): Add them.
180 * targhooks.c (target_default_pointer_address_modes_p): New function.
181 * target.h (target_default_pointer_address_modes_p): Add prototype.
182 * targhooks.c (default_addr_space_pointer_mode): New function.
183 (default_addr_space_address_mode): Likewise.
184 (default_addr_space_valid_pointer_mode): Likewise.
185 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
186 (default_addr_space_address_mode): Likewise.
187 (default_addr_space_valid_pointer_mode): Likewise.
188 * output.h (default_valid_pointer_mode): Move to ...
189 * targhooks.h (default_valid_pointer_mode): ... here.
190 * varasm.c (default_valid_pointer_mode): Move to ...
191 * targhooks.c (default_valid_pointer_mode): ... here.
193 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
194 instead of targetm.valid_pointer_mode.
196 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
197 * tree.c (integer_pow2p): Likewise.
198 (tree_log2): Likewise.
199 (tree_floor_log2): Likewise.
200 (signed_or_unsigned_type_for): Support pointer type of different size.
201 (int_or_pointer_precision): New function.
202 * tree.h (int_or_pointer_precision): Add prototype.
203 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
204 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
205 incoming pointer type instead of POINTER_SIZE.
207 * tree.c (build_pointer_type): Use appropriate pointer mode
209 (build_reference_type): Likewise.
210 * expr.c (store_expr): Likewise.
211 (expand_expr_addr_expr): Likewise.
212 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
213 * cfgexpand.c (expand_debug_expr): Likewise.
215 * auto-inc-dec.c: Include "target.h".
216 (try_merge): Use appropriate address mode instead of Pmode.
217 (find_inc): Likewise.
218 * combine.c (find_split_point): Likewise.
219 * cselib.c (cselib_record_sets): Likewise.
220 * dse.c (replace_inc_dec): Likewise.
221 (canon_address): Likewise.
222 * var-tracking.c (replace_expr_with_values): Likewise.
223 (count_uses): Likewise.
224 (add_uses): Likewise.
225 (add_stores): Likewise.
226 * emit-rtl.c: Include "target.h".
227 (adjust_address_1): Use appropriate address mode instead of Pmode.
228 (offset_address): Likewise.
229 * explow.c (break_out_memory_refs): Likewise.
230 (memory_address_addr_space): Likewise.
231 (promote_mode): Likewise.
232 * expr.c (move_by_pieces): Likewise.
233 (emit_block_move_via_loop): Likewise.
234 (store_by_pieces): Likewise.
235 (store_by_pieces_1): Likewise.
236 (expand_assignment): Likewise.
237 (store_constructor): Likewise.
238 (expand_expr_addr_expr): Likewise.
239 (expand_expr_real_1): Likewise.
240 * cfgexpand.c (expand_debug_expr): Likewise.
241 * ifcvt.c (noce_try_cmove_arith): Likewise.
242 * regcprop.c (kill_autoinc_value): Likewise.
243 * regmove.c (try_auto_increment): Likewise.
244 * reload.c (find_reloads): Likewise.
245 (find_reloads_address): Likewise.
246 (find_reloads_address_1): Likewise.
247 * sched-deps.c: Include "target.h".
248 (sched_analyze_1): Use appropriate address mode instead of Pmode.
249 (sched_analyze_2): Likewise.
250 * sel-sched-dump.c: Include "target.h".
251 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
252 * stor-layout.c (layout_type): Likewise.
253 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
254 (multiplier_allowed_in_address_p): Likewise.
255 (get_address_cost): Likewise.
256 * varasm.c (make_decl_rtl): Likewise.
258 * expr.c (expand_assignment): Always convert offsets to appropriate
260 (store_expr): Likewise.
261 (store_constructor): Likewise.
262 (expand_expr_real_1): Likewise.
264 * reload.h (form_sum): Add MODE argument.
265 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
266 Update recursive calls.
267 (subst_indexed_address): Update calls to form_sum.
269 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
270 * tree-ssa-address.c: Include "target.h".
271 (templates): Replace by ...
272 (mem_addr_template_list): ... this new vector.
273 (TEMPL_IDX): Handle address space numbers.
274 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
275 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
276 instead of global cache. Update call to gen_addr_rtx.
277 (valid_mem_ref_p): Update call to addr_for_mem_ref.
278 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
280 * rtl.h (convert_memory_address_addr_space): Add prototype.
281 (convert_memory_address): Define as macro.
282 * explow.c (convert_memory_address): Rename to ...
283 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
284 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
285 Update recursive calls.
286 (memory_address_addr_space): Call convert_memory_address_addr_space.
287 * expmed.c (make_tree): Likewise.
288 * expr.c (expand_assignment): Likewise.
289 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
290 (expand_expr_addr_expr): Likewise. Also, update call.
292 * alias.c (find_base_value): Guard pointer size optimizations.
293 (find_base_term): Likewise.
294 * rtlanal.c (nonzero_bits1): Likewise.
295 (num_sign_bit_copies1): Likewise.
296 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
298 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
299 (emit-rtl.o): Likewise.
300 (auto-inc-dec.o): Likewise.
301 (sched-deps.o): Likewise.
303 2009-10-26 Ben Elliston <bje@au.ibm.com>
304 Michael Meissner <meissner@linux.vnet.ibm.com>
305 Ulrich Weigand <uweigand@de.ibm.com>
307 * doc/extend.texi (Named Address Spaces): New section.
308 * coretypes.h (addr_space_t): New type.
309 (ADDR_SPACE_GENERIC): New define.
310 (ADDR_SPACE_GENERIC_P): New macro.
312 * doc/tm.texi (Named Address Spaces): New section.
313 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
314 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
315 (TARGET_ADDR_SPACE_SUBSET_P): Document.
316 (TARGET_ADDR_SPACE_CONVERT): Document.
317 * target.h (struct gcc_target): Add addr_space substructure.
318 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
319 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
320 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
321 (TARGET_ADDR_SPACE_CONVERT): Likewise.
322 (TARGET_ADDR_SPACE_HOOKS): Likewise.
323 (TARGET_INITIALIZER): Initialize addr_space hooks.
324 * targhooks.c (default_addr_space_legitimate_address_p): New function.
325 (default_addr_space_legitimize_address): Likewise.
326 (default_addr_space_subset_p): Likewise.
327 (default_addr_space_convert): Likewise.
328 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
329 (default_addr_space_legitimize_address): Likewise.
330 (default_addr_space_subset_p): Likewise.
331 (default_addr_space_convert): Likewise.
333 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
334 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
335 (MEM_ADDR_SPACE): New macro.
336 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
337 address space memory attribute.
338 (mem_attrs_htab_hash): Handle address space memory attribute.
339 (mem_attrs_htab_eq): Likewise.
340 (set_mem_attributes_minus_bitpos): Likewise.
341 (set_mem_alias_set): Likewise.
342 (set_mem_align): Likewise.
343 (set_mem_expr): Likewise.
344 (set_mem_offset): Likewise.
345 (set_mem_size): Likewise.
346 (adjust_address_1): Likewise.
347 (offset_address): Likewise.
348 (widen_memoy_address): Likewise.
349 (get_spill_slot_decl): Likewise.
350 (set_mem_attrs_for_spill): Likewise.
351 (set_mem_addr_space): New function.
352 * emit-rtl.h (set_mem_addr_space): Add prototype.
353 * print-rtl.c (print_rtx): Print address space memory attribute.
354 * expr.c (expand_assignment): Set address space memory attribute
355 of generated MEM RTXes as appropriate.
356 (expand_expr_real_1): Likewise.
357 * cfgexpand.c (expand_debug_expr): Likewise.
358 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
360 * tree.h (struct tree_base): Add address_space bitfield. Reduce
361 size of "spare" bitfield.
362 (TYPE_ADDR_SPACE): New macro.
363 (ENCODE_QUAL_ADDR_SPACE): Likewise.
364 (DECODE_QUAL_ADDR_SPACE): Likewise.
365 (CLEAR_QUAL_ADDR_SPACE): Likewise.
366 (KEEP_QUAL_ADDR_SPACE): Likewise.
367 (TYPE_QUALS): Encode type address space.
368 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
369 * tree.c (set_type_quals): Set type address space.
370 (build_array_type): Inherit array address space from element type.
371 * print-tree.c (print_node_brief): Print type address space.
372 (print_node): Likewise.
373 * tree-pretty-print.c (dump_generic_node): Likewise.
375 * explow.c (memory_address): Rename to ...
376 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
377 Use address-space aware variants of memory address routines.
378 * recog.c (memory_address_p): Rename to ...
379 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
380 Use address-space aware variants of memory address routines.
381 (offsettable_address_p): Rename to ...
382 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
383 Use address-space aware variants of memory address routines.
384 * reload.c (strict_memory_address_p): Rename to ...
385 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
386 Use address-space aware variants of memory address routines.
387 (maybe_memory_address_p): Rename to ...
388 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
389 Use address-space aware variants of memory address routines.
390 * expr.h (memory_address_addr_space): Add prototype.
391 (memory_address): Define as macro.
392 * recog.h (memory_address_addr_space_p): Add prototype.
393 (memory_address_p): Define as macro.
394 (offsettable_address_addr_space_p): Add prototype.
395 (offsettable_address_p): Define as macro.
396 (strict_memory_address_addr_space_p): Add prototype.
397 (strict_memory_address_p): Define as macro.
399 * combine.c (find_split_point): Use address-space aware variants
400 of memory address routines.
401 * emit-rtl.c (operand_subword): Likewise.
402 (change_address_1): Likewise.
403 (adjust_address_1): Likewise.
404 (offset_address): Likewise.
405 * expr.c (emit_move_insn): Likewise.
406 (expand_assignment): Likewise.
407 (expand_expr_real_1): Likewise.
408 * recog.c (verify_changes): Likewise.
409 (general_operand): Likewise.
410 (offsettable_memref_p): Likewise.
411 (offsettable_nonstrict_memref_p): Likewise.
412 (constrain_operands): Likewise.
413 * reload.c (get_secondary_mem): Likewise.
414 (find_reloads_toplev): Likewise.
415 (find_reloads_address): Likewise.
416 (find_reloads_subreg_address): Likewise.
417 * reload1.c (reload): Likewise.
418 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
419 * rtl.h (address_cost): Add ADDRSPACE argument.
420 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
421 aware variant of memory address routines.
422 * loop-invariant.c (create_new_invariant): Update address_cost call.
423 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
424 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
425 Use address-space aware variant of memory address routines.
426 (propagate_rtx_1): Update call to should_replace_address.
427 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
429 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
430 ADDRSPACE argument. Use per-address-space instead of global cache.
431 Use address-space aware variant of memory address routines.
432 (get_address_cost): Likewise.
433 (get_computation_cost_at): Update calls.
434 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
435 Use address-space aware variant of memory address routines.
436 (create_mem_ref_raw): Update call to valid_mem_ref_p.
437 (most_expensive_mult_to_index): Update call to
438 multiplier_allowed_in_address_p.
440 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
441 attribute to indicate named address spaces.
443 * varasm.c (get_variable_section): DECLs in named address spaces
446 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
447 for addresses in a non-generic address space.
449 * expr.c (emit_block_move_hints): Do not use libcalls for
450 memory in non-generic address spaces.
451 (clear_storage_hints): Likewise.
452 (expand_assignment): Likewise.
454 * fold-const.c (operand_equal_p): Expressions refering to different
455 address spaces are not equivalent.
457 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
458 spaces are not equivalent.
459 (rtx_equal_p): Likewise.
460 * cse.c (exp_equiv_p): Likewise.
461 * jump.c (rtx_renumbered_equal_p): Likewise.
462 * reload.c (operands_match_p): Likewise.
464 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
465 address spaces may alias.
466 (true_dependence): Likewise.
467 (canon_true_dependence): Likewise.
468 (write_dependence_p): Likewise.
470 * dse.c (canon_address): Handle named address spaces.
471 * ifcvt.c (noce_try_cmove_arith): Likewise.
473 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
474 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
475 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
476 to handle conversions between different address spaces.
477 * fold-const.c (fold_convert_loc): Likewise.
478 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
479 * tree-pretty-print.c (dump_generic_node): Likewise.
480 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
481 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
482 * tree-inline.c (estimate_operator_cost): Likewise.
483 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
484 to different address spaces are not useless.
486 2009-10-26 Jakub Jelinek <jakub@redhat.com>
489 * cfgcleanup.c (trivially_empty_bb_p): New function.
490 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
493 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
494 add_name_and_src_coords_attributes, gen_namespace_die,
495 dwarf2out_set_name): Handle dwarf2_name returning NULL.
497 2009-10-26 Nick Clifton <nickc@redhat.com>
499 * config.gcc: Add support for RX target.
500 * config/rx: New directory.
501 * config/rx/constraints.md: New file.
502 * config/rx/predicates.md: New file.
503 * config/rx/rx.c: New file.
504 * config/rx/rx.h: New file.
505 * config/rx/rx.md: New file.
506 * config/rx/rx.opt: New file.
507 * config/rx/rx-protos.h: New file.
508 * config/rx/t-rx: New file.
509 * doc/extend.texi: Document RX function attributes.
510 * doc/invoke.texi: Document RX specific command line options.
511 * doc/contrib.texi: Document RX contribution.
512 * doc/md.texi: Document RX constraints.
513 * doc/install.texi: Document RX support.
515 2009-10-26 Michael Matz <matz@suse.de>
517 PR tree-optimization/41783
518 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
519 case for simple diamonds.
520 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
521 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
522 argument, use alias oracle to skip some vdefs.
523 (phi_translate_1): Change call to above, don't allocate new
524 value ids if they can stay the same.
525 (compute_avail): Allow vuse walking when looking up references.
527 2009-10-26 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/41826
530 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
531 access to re-allocated vector fields.
533 2009-10-26 Richard Guenther <rguenther@suse.de>
535 * graphite-sese-to-poly.c (check_poly_representation): Fix
536 compile without checking.
538 2009-10-26 Janus Weil <janus@gcc.gnu.org>
541 * gimple.h (tree_annotate_all_with_location): Remove prototype.
542 * gimplify.c (tree_should_carry_location_p,
543 tree_annotate_one_with_location,tree_annotate_all_with_location):
544 Remove obsolete functions.
546 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
549 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
551 2009-10-25 Richard Guenther <rguenther@suse.de>
553 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
554 Stream DECL_RESTRICTED_P.
555 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
557 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
559 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
560 a note when expanding to nothing.
562 2009-10-25 Richard Guenther <rguenther@suse.de>
565 * tree.c (find_decls_types_r): Deal with Java overloading
566 BINFO_VIRTUALS for its own purpose.
568 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
570 * config/mips/predicates.md (hilo_operand): New predicate.
571 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
572 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
573 splitter part from here ...:
574 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
575 op0 and op4 to match the DINS case.
576 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
578 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
581 * avr.md (QIDI): Add new mode iterator.
582 (sbrx_branch<mode>): Create new zero extract bit, test and jump
583 patterns for all QI thru DI modes combinations.
584 (sbrx_and_branch<mode>): Create new and based bit test and jump
585 patterns for QI thru SI modes.
586 avr.c (avr_out_sbxx_branch): Use only bit number.
588 2009-10-24 Jan Hubicka <jh@suse.cz>
590 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
592 (analyze_function): When analyzing noreturn nothrow call, do not
593 compute written stats; free bitmaps of vars early if possible.
594 (generate_summary): Only update bitmaps if computed.
595 (propagate): Only dump bitmaps if computed.
596 (ipa_reference_read_summary): Fix pasto.
598 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
600 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
601 (aliasing_component_refs_p): ...this. Return true if there is no
602 common base and the base access types have the same alias set.
603 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
604 (indirect_refs_may_alias_p): Likewise.
606 2009-10-23 Joseph Myers <joseph@codesourcery.com>
609 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
610 a C_MAYBE_CONST_EXPR.
612 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
615 * config/rs6000/rs6000.c (struct machine_function): Add
616 vsx_or_altivec_used_p to record if vector types are used.
617 (rs6000_expand_to_rtl_hook): Rename from
618 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
619 any vector operations, so if there are, we can set VRSAVE to
620 non-zero when only floating point vector registers are used.
621 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
622 (rs6000_check_vector_mode): Inner function to check if vector
623 types are used in the code.
624 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
625 vector instructions are used.
627 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
628 Indicate that VSX registers which overlap floating point
629 registers, can't be used across a call, since the ABI only states
630 the scalar part of the register will be saved and restored.
632 2009-10-23 Joseph Myers <joseph@codesourcery.com>
635 * alias.c (get_alias_set): Call langhook before returning 0 for
636 types with structural equality.
637 * c-common.c (c_common_get_alias_set): Use alias set of element
638 type for arrays with structural comparison.
640 2009-10-23 Richard Guenther <rguenther@suse.de>
643 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
644 gimple_call_nothrow_p.
646 2009-10-23 Richard Guenther <rguenther@suse.de>
648 PR tree-optimization/41778
649 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
650 redundancy along a path in the CFG we want to optimize for speed
651 is going to be removed.
652 (execute_pre): Do partial-PRE only if the function is to be
654 (gate_pre): Do not turn off all of PRE when not optimizing a
657 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
659 * builtins.c (fold_builtin_cabs): Use validate_arg().
660 (fold_builtin_cexp): Fix if-logic.
661 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
663 2009-10-22 Jeff Law <law@redhat.com>
665 * ira-lives.c (process_single_reg_class_operands): Update the
666 hard reg costs for all the hard registers desired by the
667 single reg class operand.
669 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
671 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
672 for rtxes that aren't handled specially.
674 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
676 * rtl.h (shallow_copy_rtvec): Declare.
677 * rtl.c (shallow_copy_rtvec): New function.
678 * cselib.c (cselib_subst_to_values): Use it. Only modify an
679 rtx field if the subrtx has changed.
681 2009-10-22 Anatoly Sokolov <aesok@post.ru>
683 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
684 (m32c_function_value): Make static, add new 'outgoing' argument.
685 (m32c_libcall_value): Make static, add new 'fun' argument.
686 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
687 * config/m32c/m32c.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
688 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
689 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
690 (m32c_function_value, m32c_libcall_value): Delete declaration.
692 2009-10-22 Diego Novillo <dnovillo@google.com>
694 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
696 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
698 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
701 2009-10-22 Richard Guenther <rguenther@suse.de>
703 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
704 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
705 (lto_symtab_merge): Do not merge cgraph nodes here.
706 (lto_symtab_resolve_can_prevail_p): Simplify.
707 (lto_symtab_resolve_symbols): Store cgraph node.
708 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
709 functions from the symtab.
710 (lto_symtab_merge_cgraph_nodes_1): New function.
711 (lto_symtab_merge_cgraph_nodes): Likewise.
713 2009-10-22 Richard Guenther <rguenther@suse.de>
716 * lto-streamer-out.c (lto_output_location): Stream the
718 * lto-streamer-in.c (lto_input_location): Likewise.
720 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
722 * cfgloopmanip.c (duplicate_subloops): Export.
723 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
724 (transform_to_exit_first_loop): Duplicate bbs starting from
725 header up to loop->latch instead of exit->src.
726 Initialize control variable to the correct number of iterations.
727 (gather_scalar_reductions): Do not register double reductions.
728 (parallelize_loops): Dump which loop is tested.
729 Indicate whether the parallelized loop is inner or not.
730 Remove the innermost-loop requirement.
731 * cfgloop.h (duplicate_subloops): Export.
732 * tree-cfg.c (add_phi_args_after_redirect): New function.
733 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
734 Call duplicate_subloops.
735 Update number of iterations at the exit condition.
736 Don't redirect nexits always to the loop exit.
737 Redirect copied edges from latch to the loop exit.
739 2009-10-22 Jan Hubicka <jh@suse.cz>
741 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
743 * ipa-inline.c (cgraph_mark_inline_edge,
744 cgraph_decide_inlining_of_small_function,
745 cgraph_decide_inlining, inline_read_summary): Disable indirect inlining
746 for WPA for time being.
748 PR tree-optimize/40556
749 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
751 2009-10-22 Richard Guenther <rguenther@suse.de>
753 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
754 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
756 2009-10-22 Jan Hubicka <jh@suse.cz>
759 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
761 (check_call): Handle only indirect calls.
762 (propagate_bits): Update comment.
763 (write_node_summary_p): Turn bogus check to assert.
764 (ipa_reference_write_summary): Stream calls_read_all properly.
765 (ipa_reference_read_summary): Stream in calls_read_all properly.
766 (read_write_all_from_decl): New function.
767 (propagate): Handle OVERWRITABLE nodes and external calls here.
768 * ipa-pre-const.c (check_call): In IPA mode handle indirect calls
770 (analyze_function): Do not check visibility here.
771 (add_new_function): We summary OVERWRITABLE too.
772 (generate_summary): Stream OVERWRITABLE nodes too.
773 (propagate): Handle external calls and OVERWRITABLE nodes here.
774 (local_pure_const): Check visibility here.
776 2009-10-22 Jan Hubicka <jh@suse.cz>
778 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
779 (pass_ipa_cp): Register them.
780 (ipcp_init_stage): Analyze all functions for whopr/lto.
781 (ipcp_propagate_stage): Skip external calls.
782 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
783 * ipa-reference.c (write_node_summary_p): Fix thinko about availability.
784 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
785 when in ltrans, skip executing of ipa passes since everything should've
787 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
788 (inline_generate_summary): Likewise.
789 (inline_read_summary): New function.
790 (inline_write_summary): New function.
791 (pass_ipa_inline): Register new hooks.
792 * ipa-prop.c: Inlcude lto-streamer.h
793 (ipa_edge_args_vector): Update declaration.
794 (ipa_count_arguments, ipa_compute_jump_functions,
795 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
796 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
797 ipa_read_node_info): New static functions.
798 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
799 (duplicate_array): Use xmalloc.
800 (duplicate_ggc_array): New.
801 (ipa_edge_duplication_hook): Use it.
802 (ipa_update_after_lto_read): New function.
803 * ipa-prop.h (ipa_prop_write_jump_functions,
804 ipa_prop_read_jump_functions): Declare.
805 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
806 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
807 (ipa_edge_args_vector): Move into GGC.
808 (ipa_check_create_edge_args): Update.
809 (ipa_update_after_lto_read): New.
810 * passes.c (ipa_write_summaries_1): When in wpa, do not write summaries.
811 (ipa_read_summaries): When in ltrans, so not read summaries.
812 * lto-streamer.c (lto_get_section_name): Add LTO_section_jump_functions.
813 * lto-streamer.h (LTO_section_jump_functions): New section.
814 (produce_asm): Declare.
815 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
816 * lto-streamer-out.c (produce_asm): Export.
817 * lto-streamer-in.c: Include tree-pass.h
818 (input_function): Free dominance info when done.
819 (lto_read_body): Push ipa_inline in ltrans stage.
820 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
821 * Makefile.in (GTFILES): Add ipa-prop.h
823 2009-10-22 Matthias Klose <doko@ubuntu.com>
825 * doc/install.texi: Document --enable-browser-plugin.
827 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
829 * doc/invoke.texi (fira-loop-pressure): Update default value.
830 * opts.c (decode_options): Remove default value setting for
831 flag_ira_loop_pressure.
832 * config/ia64/ia64.c (ia64_override_options): Set
833 flag_ira_loop_pressure up for -O3.
834 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
836 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
838 PR tree-optimization/41497
839 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
840 chrec_dont_know if the evolution function returned by follow_ssa_edge
841 is constant in the analyzed loop and is not compatible with the
842 initial value before the loop.
843 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
845 2009-10-21 Joseph Myers <joseph@codesourcery.com>
847 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
849 2009-10-21 Jakub Jelinek <jakub@redhat.com>
852 * doc/invoke.texi: Document -print-multi-os-directory.
854 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
857 * gcc/config/darwin10.h: Use default_emit_unwind_label.
858 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
859 when darwin_emit_unwind_label is used.
861 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
863 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
866 2009-10-20 Richard Henderson <rth@redhat.com>
868 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
869 before emit_post_landing_pad.
871 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
873 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
874 Use when calling rtx_costs.
875 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
876 global optimize_size. Pass speed to mips_binary_cost.
878 2009-10-20 Jakub Jelinek <jakub@redhat.com>
880 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
883 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
885 * rtl.h (simplify_replace_fn_rtx): Declare.
886 (wrap_constant, unwrap_constant): Delete.
887 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
888 (expand_debug_expr): Don't call wrap_constant.
889 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
890 (auto_adjust_pair): Fold into...
891 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
892 Just return a new value.
893 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
894 otherwise use simplify_replace_rtx.
895 * cselib.c (wrap_constant): Reinstate old definition.
896 (cselib_expand_value_rtx_1): Don't wrap constants.
897 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
898 simplify_replace_rtx.
899 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
900 * reload1.c (reload): Skip all uses for an insn before adjusting it.
901 Use simplify_replace_rtx.
902 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
904 (simplify_replace_rtx): ...here. Turn into a wrapper for
905 simplify_replace_fn_rtx.
906 (simplify_unary_operation): Don't unwrap CONSTs.
907 * var-tracking.c (check_wrap_constant): Delete.
908 (vt_expand_loc_callback): Don't call it.
909 (vt_expand_loc): Likewise.
911 2009-10-20 Pascal Obry <obry@adacore.com>
912 Eric Botcazou <ebotcazou@adacore.com>
914 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
916 2009-10-20 Michael Matz <matz@suse.de>
918 * loop-invariant.c (create_new_invariant): Use different magic number.
920 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
923 * arm.c (arm_override_options): Forcibly disable hot/cold block
926 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
929 * haifa-sched.c (try_ready): Skip debug deps updating speculation
932 2009-10-20 Richard Guenther <rguenther@suse.de>
934 * ggc-page.c: Include cfgloop.h.
935 (struct max_alignment): Drop long double, add void *.
936 (extra_order_size_table): Add low non-power-of-two multiples
937 of MAX_ALIGNMENT. Drop small type-based entries, add
938 tree_type, cgraph_node and loop.
939 * alloc-pool.c (struct allocation_object_def): Drop long double
942 2009-10-20 Jakub Jelinek <jakub@redhat.com>
945 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
946 referenced just in DEBUG_INSNs.
948 2009-10-20 Richard Guenther <rguenther@suse.de>
951 * gimple.c (gimple_register_type): Make sure we register
952 the types main variant first.
954 2009-10-20 Richard Guenther <rguenther@suse.de>
956 * gimple.c (gimple_types_compatible_p): Simplify. Move
957 cheap checks before hashtable queries. Add checks for
958 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
960 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
962 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
963 without size or with size that can't be represented as a host integer.
965 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
967 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
968 the removal of a debug stmt as a significant change.
970 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
972 * config/s390/s390.md: Added agen condition to operand
974 Added bypass for early address generation use of int results.
977 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
979 * config/i386/i386.c: Remove signal.h #include.
981 2009-10-20 Jie Zhang <jie.zhang@analog.com>
983 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
984 * doc/rtl.texi: Document ss_abs.
986 2009-10-19 Jakub Jelinek <jakub@redhat.com>
988 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
989 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
990 instead of C_LEX_RAW_STRINGS.
991 (lex_string): Handle CPP_UTF8STRING.
992 * c-parser.c (c_parser_postfix_expression): Likewise.
993 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
994 (C_LEX_STRING_NO_JOIN): ... this.
996 2009-10-19 Anatoly Sokolov <aesok@post.ru>
998 * config/cris/cris.c (cris_function_value, cris_libcall_value,
999 cris_function_value_regno_p): New functions.
1000 (cris_promote_function_mode): Update comment.
1001 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1002 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1003 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1004 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
1006 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1008 * unwind-dw2.c (execute_stack_op): Fix operand order for
1009 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
1011 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
1013 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
1014 (lower_stmt) <GIMPLE_BIND>: Add comment.
1015 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
1017 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
1018 Otherwise lower it and set cannot_fallthru to true.
1019 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
1020 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
1021 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
1022 to true for a noreturn call. Do not remove statements.
1023 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
1024 Set cannot_fallthru to false on function exit.
1025 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
1026 <GIMPLE_ASSIGN>: Remove.
1028 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1030 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
1032 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1034 * config/s390/s390.c (s390_z10_optimize_cmp): Use
1035 next/prev_active_insn to skip DEBUG_INSNs as well.
1037 2009-10-19 Joseph Myers <joseph@codesourcery.com>
1039 * config/arm/arm.c (output_move_neon): Use DImode in call to
1042 2009-10-19 Matthias Klose <doko@ubuntu.com>
1045 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
1047 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1049 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
1051 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1054 * optabs.c (expand_binop): Make mode of shift count expression mode
1055 of shift count not target.
1058 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1060 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
1061 case. Force using values to replace references within the statement.
1062 (convert_local_reference_stmt): Likewise.
1064 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1066 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
1067 remove a subsequent GOTO or RETURN statement.
1069 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
1071 * config/avr.md (*movqi): Add zero as equally preferable constraint
1072 as general register.
1075 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1077 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
1079 2009-10-17 Richard Guenther <rguenther@suse.de>
1081 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
1083 2009-10-17 Richard Guenther <rguenther@suse.de>
1085 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
1086 operands in COMPONENT_REFs.
1088 2009-10-17 Anatoly Sokolov <aesok@post.ru>
1090 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
1091 if not defined. Change type of second argument to const_rtx.
1092 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
1094 * targhooks.h (default_libcall_value): Update prototype.
1095 * target.h (struct gcc_target): Change type of second argument of
1096 libcall_value to const_rtx.
1097 * config/arm/arm.c (arm_libcall_value): Change type of second argument
1099 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
1100 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
1102 2009-10-17 Jakub Jelinek <jakub@redhat.com>
1105 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
1106 * cgraphunit.c (cgraph_optimize): Call it.
1107 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
1108 (dwarf2out_assembly_start): ... here. New hook.
1109 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
1110 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
1112 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
1113 * sdbout.c (sdb_debug_hooks): Likewise.
1114 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
1115 (vmsdbgout_assembly_start): New hook.
1117 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1119 * rtl.h (RTL_LOCATION): Fix typo.
1121 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1123 * print-rtl.c (print_rtx): Print locators in asm_operands
1126 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1129 * sched-deps.c (depl_on_debug_p): New.
1130 (attach_dep_link): Reject debug deps before nondebug deps.
1131 (add_to_deps_list): Insert debug deps after nondebug deps.
1132 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
1134 (sd_add_dep): Do not reject debug deps.
1135 (add_insn_mem_dependence): Don't count debug deps.
1136 (remove_from_deps): Likewise.
1137 (sched_analyze_2): Set up mem deps on debug insns.
1138 (sched_analyze_insn): Record reg uses for deps on debug insns.
1139 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
1140 try_ready nondebug insn after debug insn.
1141 * ddg.c (create_ddg_dep_from_intra_loop_link,
1142 create_ddg_dep_no_link): Don't reject debug deps.
1144 2009-10-16 Richard Guenther <rguenther@suse.de>
1146 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
1147 (maybe_merge_incomplete_and_complete_type): Likewise.
1148 (lto_symtab_merge): Do not call them. Do not warn for
1149 complete vs. incomplete compatible types.
1150 (lto_symtab_merge_decls_2): Simplify.
1151 * gimple.c (gimple_force_type_merge): Remove.
1152 (gimple_types_compatible_p): Make it static.
1153 * gimple.h (gimple_force_type_merge): Remove.
1154 (gimple_types_compatible_p): Likewise.
1156 2009-10-16 Jakub Jelinek <jakub@redhat.com>
1158 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
1159 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
1161 2009-10-16 Richard Guenther <rguenther@suse.de>
1163 PR tree-optimization/41728
1164 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
1165 if fold_stmt did anything.
1167 2009-10-16 Richard Guenther <rguenther@suse.de>
1170 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
1171 (maybe_fixup_handled_component): New function.
1172 (input_gimple_stmt): Fixup mismatched decl replacements.
1174 2009-10-16 Richard Guenther <rguenther@suse.de>
1177 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
1178 the same as VAR_DECL.
1180 2009-10-16 Richard Guenther <rguenther@suse.de>
1182 * gimple.c (iterative_hash_gimple_type): For integer types
1183 also hash their minimum and maximum values and the string flag.
1184 For array types hash their domain and the string flag.
1186 2009-10-16 Richard Guenther <rguenther@suse.de>
1188 * gimple.c (gimple_types_compatible_p): Restrict completing
1189 types to record or unions. Simplify completion.
1190 Do not merge records or unions with different
1191 TYPE_STRUCTURAL_EQUALITY_P tag.
1192 (iterative_hash_gimple_type): Restrict non-recursing into
1193 pointer targets for records and unions.
1195 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1198 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
1199 * dwarf2out.c (mem_loc_descriptor): Don't handle
1200 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
1201 punt if it is not lowpart subreg or if inner mode isn't
1204 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1206 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
1207 investigating previous or next insns.
1209 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
1211 * tree-sra.c (build_ref_for_offset_1): Update comment.
1213 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
1215 * config/s390/s390.md (atype): Added missing values.
1217 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1220 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
1221 (casesi64p): Update pattern to reflect above.
1223 2009-10-15 Steve Ellcey <sje@cup.hp.com>
1225 PR rtl-optimization/41697
1226 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
1228 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1231 * config/rs6000/predicates.md: Update copyright year.
1232 * config/rs6000/altivec.md: Ditto.
1234 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
1235 (MD_INCLUDES): Add a2.md.
1237 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
1238 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
1239 (builtin_classify): New static vector to classify various builtins
1240 to get the tree attributes correct.
1241 (def_builtin): Set the attributes of builtins based on what the
1242 builtin does (i.e. memory operation, floating point, saturation
1243 need special attributes, others are pure functions).
1245 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
1247 (enum rs6000_builtins): Include rs6000-builtin.def to define the
1248 builtins. Change the end marker to MAX_RS6000_BUILTINS from
1249 RS6000_BUILTIN_COUNT.
1250 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
1251 MAX_RS6000_BUILTINS.
1253 * config/rs6000/rs6000-builtin.def: New file that combines the
1254 builtin enumeration name and attributes.
1256 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
1258 * config/i386/linux.h (ASM_SPEC): Add --32.
1260 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1262 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
1263 and DW_TAG_template_alias.
1264 (dwarf_attr_name): Handle DW_AT_main_subprogram,
1265 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
1266 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
1267 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
1268 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
1269 and DW_AT_GNU_odr_signature.
1270 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
1271 DW_FORM_flag_present and DW_FORM_ref_sig8.
1272 (output_signature): Only print name on the first byte.
1273 (output_die): Likewise for dw_val_class_data8.
1275 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
1277 * doc/invoke.texi: Clarify that most optimizations are not enabled
1280 2009-10-15 Richard Guenther <rguenther@suse.de>
1283 * gimple.c (compare_type_names_p): Handle anonymous names
1284 differently based on new mode argument.
1285 (gimple_types_compatible_p): For structs also compare the tags.
1286 (iterative_hash_type_name): Rename to ...
1287 (iterative_hash_name): ... this. Hash all names.
1288 (iterative_hash_gimple_type): Fix hashing the struct tag of
1289 pointer targets. Hash field decl names.
1291 2009-10-15 Richard Guenther <rguenther@suse.de>
1294 * gimple.c (gimple_get_alias_set): Avoid recursing on
1295 invalid type topology.
1297 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1299 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
1301 2009-10-15 Richard Guenther <rguenther@suse.de>
1303 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
1305 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1307 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
1308 add --with-tune{,-32,-64} configured default for -mtune if explicit
1311 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
1313 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
1315 2009-10-14 DJ Delorie <dj@redhat.com>
1317 * config/h8300/h8300.c (F): New.
1319 (h8300_emit_stack_adjustment): Call them.
1321 (h8300_push_pop): Likewise.
1322 (h8300_expand_prologue): Likewise.
1323 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
1324 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1325 (INCOMING_RETURN_ADDR_RTX): Define.
1326 (INCOMING_FRAME_SP_OFFSET): Define.
1327 (DWARF_CIE_DATA_ALIGNMENT): Define.
1329 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1331 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
1332 fields in builtin structs.
1333 (finalize_record_size): Likewise.
1335 2009-10-14 Richard Guenther <rguenther@suse.de>
1337 * gimple.c (gtc_ob): New global.
1338 (struct type_pair_d): Replace pointers with type UIDs.
1339 (type_pair_hash): Adjust.
1340 (type_pair_eq): Likewise.
1341 (lookup_type_pair): Likewise. Allocate from an obstack.
1342 (gimple_force_type_merge): Adjust.
1343 (gimple_types_compatible_p): Likewise.
1344 (free_gimple_type_tables): Free the obstack.
1346 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1348 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
1349 stmts setting DEBUG_EXPR_DECLs.
1351 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
1352 Don't crash if mode1 is VOIDmode.
1354 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
1356 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
1357 * params.h (IRA_LOOP_RESERVED_REGS): New.
1358 * tree-pass.h (pass_subregs_of_mode_init,
1359 pass_subregs_of_mode_finish): Remove.
1360 * passes.c (pass_subregs_of_mode_init,
1361 pass_subregs_of_mode_finish): Remove.
1362 (pass_reginfo_init): Move before loop optimizations.
1363 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
1364 * common.opt (fira-loop-pressure): New.
1365 * toplev.h (flag_ira_loop_pressure): New.
1366 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
1367 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
1368 Make external and void type functions.
1369 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
1370 pass_subregs_of_mode_finish): Remove.
1371 * ira-costs.c (init_costs): Call init_subregs_of_mode.
1372 * regmove.c: Include ira.h.
1373 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
1374 register pressure calculation in loops.
1375 * loop-invariant.c: Include REGS_H and ira.h.
1376 (struct loop_data): New members max_reg_pressure, regs_ref, and
1378 (struct invariant): New member orig_regno.
1379 (curr_loop): New variable.
1380 (find_exits): Initialize regs_ref and regs_live.
1381 (create_new_invariant): Initialize orig_regno.
1382 (get_cover_class_and_nregs): New.
1383 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
1384 array. Add code for flag_ira_loop_pressure.
1385 (gain_for_invariant): Make new_regs an array. Add code for
1386 flag_ira_loop_pressure.
1387 (best_gain_for_invariant): Ditto.
1388 (set_move_mark): New parameter gain. Use it for debugging output.
1389 (find_invariants_to_move): Make regs_needed and new_regs an array.
1390 Add code for flag_ira_loop_pressure.
1391 (move_invariant_reg): Set up orig_regno.
1392 (move_invariants): Set up reg classes for pseudos for
1393 flag_ira_loop_pressure.
1394 (free_loop_data): Clear regs_ref and regs_live.
1395 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
1396 get_regno_cover_class, change_pressure, mark_regno_live,
1397 mark_regno_death, mark_reg_store, mark_reg_clobber,
1398 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
1399 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
1400 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
1401 register pressure calculation in loops if new regs were added.
1402 Call finish_subregs_of_mode.
1403 * opts.c (decode_options): Set up flag_ira_loop_pressure.
1404 * Makefile.in (loop-invariant.o): Add ira.h.
1406 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
1408 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
1410 2009-10-14 Richard Guenther <rguenther@suse.de>
1412 * lto-symtab.c (lto_symtab_compatible): Fold in ...
1413 (lto_symtab_merge): ... here. Rewrite both to take the
1414 prevailing and a to-be-merged entry and to queue diagnostics properly.
1415 (lto_symtab_resolve_replaceable_p): New predicate for
1417 (lto_symtab_resolve_can_prevail_p): Likewise.
1418 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
1419 handles merging commons by choosing the largest decl. Fold
1420 in code that gives ODR errors.
1421 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
1423 (lto_symtab_merge_decls_1): Re-structure. Deal with the
1424 case of no prevailing decl here. Diagnose mismatches
1425 in object types here. Drop all but the prevailing decls.
1426 (lto_symtab_prevailing_decl): Return the single prevailing decl.
1427 * lto-streamer-in.c (lto_input_tree_ref): Deal with
1428 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
1430 2009-10-14 Richard Guenther <rguenther@suse.de>
1433 * lto-streamer-in.c (input_bb): Replace debug stmts with
1434 nops instead of dropping them.
1436 2009-10-14 Nick Clifton <nickc@redhat.com>
1438 * gcc/doc/extended.texi: Replace the dash character with @minus{}
1439 in situations where it is being used as a minus symbol.
1440 * gcc/doc/tm.texi: Likewise.
1441 * gcc/doc/md.texi: Likewise.
1443 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1445 PR preprocessor/41543
1446 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
1447 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
1448 * tree.c: Include intl.h.
1449 (expand_location): Handle BUILTINS_LOCATION.
1450 * Makefile.in (tree.o): Depend on intl.h.
1453 * dwarf2out.c (dwarf2out_var_location): Always clear
1454 last_postcall_label when changing last_label.
1456 2009-10-14 Pascal Obry <obry@adacore.com>
1458 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
1459 (process_command): Handle -E as done with -c and -S. Do not add
1460 the target executable suffix to the output file when -E is used.
1461 (main): Adjust error message accordingly.
1463 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
1469 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
1471 (tree_code_size): Likewise.
1473 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1475 * builtins.c (fold_builtin_1): Support complex "arc" functions.
1476 * real.h (HAVE_mpc_arc): Define.
1478 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
1480 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
1481 (struct builtin_description): Add fndecl field.
1482 (bdesc): Remove const qualifier. Update initializer.
1483 (sh_media_init_builtins): Remove const qualifier for d. Record
1484 the result of add_builtin_function to the fndecl field.
1485 (sh_builtin_decl): New.
1486 (sh_media_builtin_decl): New.
1488 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
1491 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
1492 requests between special registers.
1494 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
1496 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
1498 2009-10-13 Richard Henderson <rth@redhat.com>
1500 PR tree-optimization/41377
1501 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
1502 (cleanup_empty_eh_merge_phis): New change_region parameter;
1503 pass it on to redirect_eh_edge_1. Update callers.
1504 (cleanup_empty_eh_unsplit): Don't require an existing EH label
1505 at the destination block.
1507 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
1509 * passes.c (register_pass): Replaced gcc_unreachable by
1510 fatal_error on failure. Mentions plugins in comments & messages.
1512 2009-10-13 Jakub Jelinek <jakub@redhat.com>
1515 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
1516 * sched-vis.c (print_value): Use it.
1517 * cselib.c (cselib_hash_rtx): Likewise.
1518 * print-rtl.c (print_rtx): Likewise.
1519 * cfgexpand.c (expand_debug_rtx): Likewise.
1520 * var-tracking.c (vt_expand_loc_callback): Likewise.
1522 2009-10-13 Richard Guenther <rguenther@suse.de>
1525 * opts.c (handle_option): Split out code to handle setting
1526 the options flag var ...
1527 (set_option): ... here.
1528 * opts.h (set_option): Declare.
1529 * lto-opts.c (register_user_option_p): Include -fexceptions
1530 and all position independent code variants.
1531 (handle_common_option): Remove.
1532 (lto_reissue_options): Use set_option.
1534 2009-10-13 Martin Jambor <mjambor@suse.cz>
1536 PR tree-optimization/41661
1537 * ipa-prop.c (compute_complex_pass_through): Allow only operations
1538 that are tcc_comparisons or do not change the type in any
1540 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
1541 folding tcc_comparison operations.
1543 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1545 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
1548 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1554 * tree.def (DEBUG_EXPR_DECL): New.
1555 * rtl.def (DEBUG_EXPR): New.
1556 * gengtype.c (adjust_field_rtx_def): Handle it.
1557 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
1558 (insert_debug_temp_for_var_def): ... this. Drop support for
1559 moving. Take iterator for def stmt; insert debug stmt before it.
1560 Scan early for use count and kind in debug stmts.
1561 (propagate_defs_into_debug_stmts): Rename to...
1562 (insert_debug_temps_for_defs): ... this. Likewise.
1563 * tree.h (DEBUG_TEMP_UID): New.
1564 * tree.c (next_debug_decl_uid): New.
1565 (make_node_stat): Count debug decls separately.
1566 (copy_node_stat): Likewise.
1567 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
1568 * var-tracking.c (dv_is_decl_p): Recognize it.
1569 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
1570 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
1571 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
1572 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
1573 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
1574 (cselib_hash_rtx): Likewise.
1575 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
1576 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
1578 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
1579 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
1580 * rtl.c (copy_rtx): Likewise.
1581 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
1582 * print-rtl.c (print_rtx): Likewise.
1583 * sched-vis.c (print_value): Likewise.
1584 (print_insn): Handle DEBUG_EXPR_DECL.
1585 * tree-dump.c (dequeue_and_dump): Likewise.
1586 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
1587 * gimple-iterator (gsi_replace): Check for same lhs.
1588 (gsi_remove): Insert debug temps.
1589 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
1590 (move_computations_stmt): Drop explicit propagation into debug stmts.
1591 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
1592 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
1593 * tree-ssa-sink.c (statement_sink_location): Likewise.
1594 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
1595 * tree-ssanames.c (release_ssa_name): Adjust for rename.
1596 * tree-flow.h: Likewise.
1597 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
1598 debug temps without values.
1599 (eliminate_unnecessary_stmts): Don't discard just-inserted
1602 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
1605 * config/cris/cris.md (andu): Check that operand 1 is one of the
1606 general registers. Fix typo in head comment.
1608 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
1610 * config/i386/i386.md (vswapmov): New.
1611 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
1612 (ix86_function_ms_hook_prologue): New.
1613 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
1614 * configure.ac: Test for swap suffix support in as.
1615 * configure: Rebuild.
1617 2009-10-12 Jakub Jelinek <jakub@redhat.com>
1620 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
1621 paradoxical subregs to prevent partial register stalls if the inner
1622 mode is integer mode.
1624 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1626 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
1628 2009-10-12 Dodji Seketeli <dodji@redhat.com>
1631 * gcc/dwarf2out.c (template_parameter_pack_die,
1632 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
1634 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1637 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
1639 (maybe_register_def): Likewise. Take stmt iterator.
1640 (rewrite_update_stmt): Take stmt iterator and pass it on.
1641 (rewrite_update_enter_block): Pass stmt iterator.
1643 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1645 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
1646 (spu_builtin_decl): New function.
1648 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1650 * config/i386/i386.md (SWIM): New mode iterator.
1651 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
1652 using SWIM mode iterator.
1653 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
1654 patterns using SWI48 mode iterator.
1655 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
1656 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
1657 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
1658 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
1659 patterns using SWI248 mode iterator.
1660 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
1661 gen_x86_movdicc_0_m1_rex64 for renamed function
1663 2009-10-11 Jose Ruiz <ruiz@adacore.com>
1664 Eric Botcazou <ebotcazou@adacore.com>
1667 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
1668 * config/sparc/sol2-unwind.h: New file.
1670 2009-10-11 Olivier Hainque <hainque@adacore.com>
1671 Eric Botcazou <ebotcazou@adacore.com>
1674 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
1675 * config/i386/sol2-unwind.h: New file.
1677 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
1680 * config/i386/i386.md (addsi_1_zext): Get the proper second
1683 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
1685 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
1686 all OLD_RTXes, not just REGs. Use copy_rtx to create the
1689 2009-10-11 Richard Guenther <rguenther@suse.de>
1691 * gimple.c (iterative_hash_type_name): Do not handle special
1694 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
1696 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
1697 (*setcc_si_1_and): Ditto.
1698 (*setcc_si_1_movzbl): Ditto.
1699 (*setcc_<mode>_2): Ditto.
1700 (*setcc_qi): Rename from *setcc_1.
1701 (*setcc_qi_slp): Rename from *setcc_2.
1703 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
1704 (*zero_extendqisi2_movzbw_and splitter): Ditto.
1706 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
1707 "if" condition, there is already assert with reload_completed present.
1709 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
1711 * plugin.c (try_init_one_plugin): Improve constness of variable err.
1713 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
1715 * doc/install.texi (Final install): Refer to
1716 http://gcc.gnu.org/bugs/ for bug reporting.
1718 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
1720 * configure.ac: Add test for dci instruction.
1721 * configure: Regenerate.
1722 * config.in: Likewise.
1723 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
1724 * doc/invoke.texi: Add cpu_type 476 and 476fp.
1725 (-mmulhw): Add 476 to description.
1726 (-mdlmzb): Likewise.
1727 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
1728 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
1729 (processor_target_table): Add 476 and 476fp entries.
1730 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
1731 (rs6000_issue_rate): Add CPU_PPC476.
1732 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
1733 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
1734 (processor_type): Add PROCESSOR_PPC476.
1735 (EXTRA_SPECS): Add asm_cpu_476 string.
1736 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
1737 (define_attr "cpu"): Add ppc476.
1739 Update comments for 476.
1740 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
1741 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
1742 Update copyright year.
1743 * config/rs6000/476.md: New file.
1744 * config/rs6000/40x.md: Add description for "isel" attribute.
1745 Update copyright year.
1746 * config/rs6000/440.md: Likewise.
1747 * config/rs6000/603.md: Likewise.
1748 * config/rs6000/6xx.md: Likewise.
1749 * config/rs6000/7450.md: Likewise.
1750 * config/rs6000/7xx.md: Likewise.
1751 * config/rs6000/8540.md: Likewise.
1752 * config/rs6000/cell.md: Likewise.
1753 * config/rs6000/e300c2c3.md: Likewise.
1754 * config/rs6000/e500mc.md: Likewise.
1755 * config/rs6000/mpc.md: Likewise.
1756 * config/rs6000/power4.md: Likewise.
1757 * config/rs6000/power5.md: Likewise.
1758 * config/rs6000/power6.md: Likewise.
1759 * config/rs6000/power7.md: Likewise.
1760 * config/rs6000/rios1.md: Likewise.
1761 * config/rs6000/rios2.md: Likewise.
1762 * config/rs6000/rs64.md: Likewise.
1764 2009-10-10 Richard Guenther <rguenther@suse.de>
1766 PR tree-optimization/41654
1767 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
1768 a cond expr before calling gimple_cond_set_condition_from_tree.
1769 (ifcombine_iforif): Likewise.
1771 2009-10-09 Ian Lance Taylor <iant@google.com>
1773 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
1774 * configure: Rebuild.
1776 2009-10-09 Neil Vachharajani <nvachhar@google.com>
1778 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
1781 2009-10-09 Richard Guenther <rguenther@suse.de>
1784 * target-def.h (TARGET_BUILTIN_DECL): Define.
1785 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
1786 * target.h (struct gcc_target): Add builtin_decl target hook.
1787 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
1788 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
1790 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
1791 not gcc_unreachable.
1792 (lto_output_builtin_tree): Sorry if the target does not support
1793 streaming target builtins.
1794 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
1795 (rs6000_builtin_decl): New function.
1796 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
1797 (ix86_builtin_decl): New function.
1799 2009-10-09 Jakub Jelinek <jakub@redhat.com>
1801 PR preprocessor/41445
1802 * c-ppoutput.c (do_line_change): New function.
1803 (cb_line_change): Use it.
1804 (scan_translation_unit): Call do_line_change if
1805 avoid_paste or PREV_WHITE and token location is on a different line
1806 than print.src_line.
1809 * dwarf2out.c (dwarf2out_init): Test whether
1810 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
1813 PR rtl-optimization/41646
1814 * calls.c (expand_call): For BLKmode types returned in registers
1815 avoid likely spilled hard regs in copy_blkmode_from_reg generated
1818 2009-10-09 Richard Guenther <rguenther@suse.de>
1820 PR tree-optimization/41634
1821 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
1822 we remove the correct elements.
1823 (optimize_stmt): Make sure to update stmt operands before
1824 optimizing redundancies.
1826 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1828 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
1830 2009-10-09 Richard Guenther <rguenther@suse.de>
1833 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
1835 (lto_wrapper_exit): New function.
1837 (fatal_perror): Likewise.
1838 (fork_execute): Use global args_name, do not free it.
1839 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
1840 * lto-streamer.h: Remove duplicate prototypes.
1842 2009-10-09 Richard Guenther <rguenther@suse.de>
1844 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
1845 before calling stmt_can_throw_external.
1847 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
1849 PR tree-optimization/40071
1850 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
1851 pointer if the original data reference doesn't conflict with the
1852 created vector data reference. Fix long line.
1854 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
1856 * config/i386/i386.md (any_div): New code iterator.
1857 (u): Handle div and udiv.
1859 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
1861 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
1862 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
1863 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
1864 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
1866 2009-10-08 Joseph Myers <joseph@codesourcery.com>
1868 * gcc.c (main): Remove trailing "." from diagnostics.
1870 2009-10-08 Cary Coutant <ccoutant@google.com>
1872 Add support for debugging with ICF (Identical Code Folding).
1873 * calls.c (debug.h): New #include.
1874 (emit_call_1): Call virtual_call_token debug hook.
1875 * common.opt (-fenable-icf-debug): New option.
1876 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
1877 locations in the source).
1878 (poc_label_num): New variable.
1879 (dcall_entry, vcall_entry): New typedefs.
1880 (dcall_table, vcall_table): New variables.
1881 (struct vcall_insn): New type.
1882 (vcall_insn_table): New variable.
1883 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
1884 (size_of_dcall_table): New function.
1885 (output_dcall_table): New function.
1886 (size_of_vcall_table): New function.
1887 (output_vcall_table): New function.
1888 (dwarf2out_direct_call): New function.
1889 (vcall_insn_table_hash): New function.
1890 (vcall_insn_table_eq): New function.
1891 (dwarf2out_virtual_call_token): New function.
1892 (dwarf2out_virtual_call): New function.
1893 (dwarf2out_init): Allocate new tables and sections.
1894 (prune_unused_types): Mark DIEs referenced from direct call table.
1895 (dwarf2out_finish): Output direct and virtual call tables.
1896 * final.c (final_scan_insn): Call direct_call and virtual_call
1898 * debug.h (struct gcc_debug_hooks): Add direct_call,
1899 virtual_call_token, virtual_call hooks.
1900 (debug_nothing_uid): New function.
1901 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
1902 (debug_nothing_uid): New function.
1903 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
1904 (xcoff_debug_hooks): Likewise.
1905 * sdbout.c (sdb_debug_hooks): Likewise.
1906 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1907 * doc/invoke.texi (-fenable-icf-debug): New option.
1909 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
1912 * regmove.c (regmove_backward_pass): Replace src with dst in the
1913 debug insn, and check for dst before rather than after.
1915 2009-10-08 Janis Johnson <janis187@us.ibm.com>
1917 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
1918 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
1920 2009-10-08 Jan Hubicka <jh@suse.cz>
1923 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
1924 do not mark cgraph nodes as needed.
1925 (record_references_in_initializer): Add new only_vars parameter.
1926 * cgraph.h (record_references_in_initializer): New parameter.
1927 * varasm.c (assemble_variable): Update call.
1928 * varpool.c (varpool_analyze_pending_decls): Always look for
1931 2009-10-08 Anatoly Sokolov <aesok@post.ru>
1933 * config/avr/avr.c (last_insn_address) Remove variable.
1934 (expand_prologue): Don't initialise last_insn_address variable.
1935 (final_prescan_insn): Don't output insn size.
1936 * config/avr/avr.opt (msize): Remove switch.
1937 * doc/invoke.texi (AVR Options): Remove documentation of -msize
1940 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
1942 * combine.c (label_tick_ebb_start): Fix comment.
1943 (combine_instructions): Set label_tick and label_tick_ebb_start before
1944 calling setup_incoming_promotions. Start them from 1. Increment
1945 label_tick instead of deriving it from the BB index. Rather than
1946 comparing ticks use the block from the previous iteration to decide
1947 whether to start a new EBB. Remove empty lines before function.
1949 2009-10-08 Michael Matz <matz@suse.de>
1952 * builtins.c (fold_builtin_isascii): Use fold_build2.
1953 (fold_builtin_isdigit): Ditto.
1954 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
1955 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
1956 remove_useless_stmts_cond, remove_useless_stmts_tf,
1957 remove_useless_stmts_tc, remove_useless_stmts_bind,
1958 remove_useless_stmts_goto, remove_useless_stmts_label,
1959 remove_useless_stmts_1, remove_useless_stmts,
1960 pass_remove_useless_stmts): Remove.
1961 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
1962 * passes.c (init_optimization_passes): Don't add
1963 pass_remove_useless_stmts.
1964 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
1965 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
1967 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
1968 for static constants.
1969 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
1970 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
1972 2009-10-08 Richard Guenther <rguenther@suse.de>
1974 * gimple.c (free_gimple_type_tables): New function.
1975 * gimple.h (free_gimple_type_tables): Declare.
1977 2009-10-07 Mark Heffernan <meheff@google.com>
1979 * ipa-prop.c (ipa_print_node_params) Only print
1980 names of named arguments.
1982 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1984 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1985 being statically linked.
1987 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1989 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1991 2009-10-08 Jan Hubicka <jh@suse.cz>
1994 * ipa.c (cgraph_externally_visible_p,
1995 function_and_variable_visibility,
1996 whole_program_function_and_variable_visibility): Skip non-finalized
1999 2009-10-08 Nick Clifton <nickc@redhat.com>
2001 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2004 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
2007 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2009 2009-10-07 Joseph Myers <joseph@codesourcery.com>
2012 * c-common.c (c_fully_fold_internal): Strip nops from the result
2013 of recursive calls to c_fully_fold_internal.
2014 (c_wrap_maybe_const): New.
2015 (c_save_expr): Use c_wrap_maybe_const.
2016 * c-common.h (c_wrap_maybe_const): Declare.
2017 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
2018 build_binary_op): Use c_wrap_maybe_const.
2020 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2022 * real.c: Fix comment to reflect actual exponent size.
2024 2009-10-08 Ben Elliston <bje@au.ibm.com>
2026 * config/rs6000/a2.md: Add FSF comment header.
2028 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
2030 * config/i386/i386.md (any_extend): New code iterator.
2031 (u, s): New code attributes.
2033 (DWIH): Rewrite as code iterator for SI and DI modes.
2034 (DWI): Rewrite as mode attribute.
2035 (dwi): New mode attribute.
2036 (di): Depend on SI mode and DI mode.
2037 (doubleint_general_operand): Remove mode attribute.
2039 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
2042 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
2043 (*sub<mode>3_doubleword): Ditto.
2045 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
2046 using SWIM248 mode iterator.
2047 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
2048 using SWI48 mode iterator.
2049 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
2050 patterns using DWIH mode iterator and any_extend code iterator.
2051 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
2052 using any_extend code iterator.
2053 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
2054 patterns using DWIH mode iterator and any_extend code iterator.
2055 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
2056 using any_extend code iterator.
2057 (<s>mul<mode>3_highpart): Macroize expander from
2058 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
2059 and any_extend code iterator.
2060 (*<s>muldi3_highpart_1): Macroize insn from
2061 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
2062 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
2063 patterns using any_extend code iterator.
2064 (*<s>mulsi3_highpart_zext): Macroize insn from
2065 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
2067 2009-10-07 Jakub Jelinek <jakub@redhat.com>
2069 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
2070 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
2071 refering to a DIE with DW_AT_const_value.
2073 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
2076 * ira-lives.c (check_and_make_def_conflict): Process all operands.
2078 2009-10-06 Jan Hubicka <jh@suse.cz>
2080 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
2083 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2085 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
2086 *lea_2_rex64): Move before *add<mode>_1 pattern.
2088 2009-10-07 Jan Hubicka <jh@suse.cz>
2090 * collect2.c (main): Add -fno-whole-program.
2091 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
2093 2009-10-07 Jan Hubicka <jh@suse.cz>
2095 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
2096 has no address taken.
2097 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
2099 (cgraph_clone_node): Clear externally_visible flag for clones.
2100 * cgraph.h (cgraph_only_called_directly_p,
2101 cgraph_can_remove_if_no_direct_calls_p): New predicates.
2102 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
2103 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
2104 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
2105 ipcp_insert_stage): Likwise.
2106 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
2107 externally_visible flag.
2108 (verify_cgraph_node): Verify that inline clones look right.
2109 (process_function_and_variable_attributes): Do not set
2110 externally_visible flags.
2111 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
2113 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
2115 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
2116 clear externally_visible when turning into inline clones
2117 (cgraph_mark_inline_edge): Use new predicates.
2118 (cgraph_estimate_growth): Likewise.
2119 (cgraph_decide_inlining): Likewise.
2120 * ipa.c (cgraph_postorder): Likewise.
2121 (cgraph_remove_unreachable_nodes): Likewise; sanity check
2122 that inline clones are not needed.
2123 (cgraph_externally_visible_p): New predicate.
2124 (function_and_variable_visibility): Add whole_program parameter;
2125 always set externally_visible flag; handle COMDAT function
2127 (local_function_and_variable_visibility): New function.
2128 (gate_whole_program_function_and_variable_visibility): New function.
2129 (whole_program_function_and_variable_visibility): New function.
2130 (pass_ipa_whole_program_visibility): New function.
2131 * passes.c (init_optimization_passes): Add whole program visibility
2133 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
2134 not care about needed/reachable flags.
2135 * varpool.c: Include flags.h
2136 (decide_is_variable_needed): When doing LTO assume whole-program mode.
2137 (varpool_finalize_decl): When we are in LTO read-back, all variables
2139 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
2141 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2143 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
2146 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2148 * config.gcc: Don't include the makefile fragments intended for
2150 * config/s390/fixdfdi.h: File removed.
2151 * config/s390/libgcc-glibc.ver: File removed.
2152 * config/s390/s390.h: Remove the fixdfdi.h hack.
2153 * config/s390/t-crtstuff: File moved to libgcc dir.
2154 * config/s390/t-linux: Likewise.
2155 * config/s390/t-tpf: libgcc specific parts removed.
2156 * config/s390/t-linux64: Likewise.
2158 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2160 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
2161 (lto-compress.o): Likewise.
2163 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
2166 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
2167 dllexport to class members here.
2168 (i386_pe_determine_dllimport_p): Only check static class data for
2170 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
2171 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
2172 functions for vague linkage.
2173 (i386_pe_type_dllexport_p): Fix formatting.
2174 (maybe_add_dllexport) New function.
2175 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
2178 2009-10-07 Ben Elliston <bje@au.ibm.com>
2180 * config/rs6000/a2.md: Remove duplicated lines.
2182 2009-10-07 Ben Elliston <bje@au.ibm.com>
2184 * config.gcc (powerpc*-*-*): Handle a2.
2185 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
2186 * config/rs6000/a2.md: New file.
2187 * config/rs6000/rs6000.opt (mno-update): New.
2188 (mupdate): Return to using a mask, not a var.
2189 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
2190 (enum processor_type): Add PROCESSOR_PPCA2.
2191 * config/rs6000/rs6000.c (ppca2_cost): New costs.
2192 (rs6000_override_options): Add "a2" to processor_target_table.
2193 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
2194 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
2196 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2198 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2199 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
2200 reference to nonexistent gen_truncxfxf2 function.
2202 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2204 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
2205 (DWIH, g, di, doubleint_general_operand): New mode attributes.
2206 (general_operand): Handle TI mode.
2207 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
2208 using SDWIM mode iterator.
2209 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
2210 pattern from *add{di,ti}3_1 patterns and corresponding splitters
2211 using DWI mode iterator.
2212 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
2213 patterns using SWI mode iterator.
2214 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
2215 using SWI48 mode iterator.
2216 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
2217 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
2218 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
2219 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
2220 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
2221 using SDWIM mode iterator.
2222 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
2223 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
2224 using DWI mode iterator.
2225 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
2226 patterns using SWI mode iterator.
2227 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
2228 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
2229 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
2230 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
2231 patterns using plusminus code iterator.
2232 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
2233 sub<mode>3 patterns using plusminus code iterator.
2234 * config/i386/i386.c (override_options): Update the call to
2235 gen_subdi_carry_rex64 for renamed function.
2236 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
2237 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
2238 calls to instruction expanders.
2240 2009-10-06 Martin Jambor <mjambor@suse.cz>
2243 * opts.c (decode_options): Run IPA-SRA at -O2.
2245 2009-10-06 Richard Guenther <rguenther@suse.de>
2247 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
2249 2009-10-06 Tobias Burnus <burnus@net-b.de>
2252 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
2253 -flto and -fwhole-program flags can be combined.
2255 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
2258 * gcc.c (process_command): Check that -o argument was specified.
2260 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2262 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
2264 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2266 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
2267 * doc/invoke.texi (Warning Options): Annotate allowed languages
2268 for -Wunsuffixed-float-constants.
2270 2009-10-05 Jakub Jelinek <jakub@redhat.com>
2272 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
2273 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
2274 same name and isn't the main variant.
2277 * dwarf2out.c (loc_by_reference): Removed.
2278 (dw_loc_list_1): New function.
2279 (dw_loc_list): Remove toplev argument, add want_address argument.
2280 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
2281 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
2282 want_address == 2 to dw_loc_list. For successful dw_loc_list
2283 set have_address to 1 only if want_address is not 0.
2285 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2287 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
2288 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
2289 a code block followed by two pointers.
2290 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
2291 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
2292 (MIPS_MOVE): Likewise.
2293 (MIPS_LUI): Likewise.
2294 (MIPS_JR): Likewise.
2295 (MIPS_BAL): Likewise.
2296 (MIPS_NOP): Likewise.
2297 (mips_asm_trampoline_template): Delete.
2298 (mips_trampoline_code_size): New function.
2299 (mips_trampoline_init): Add shorter sequences for all cases
2300 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
2301 Calculate the opcodes directly, rather than copying from a template.
2302 Only flush the code part of the trampoline.
2303 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
2305 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2307 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
2308 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
2309 (INCOMING_RETURN_ADDR_RTX): Likewise.
2310 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
2312 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
2313 with RETURN_ADDR_REGNUM.
2314 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
2315 * config/mips/mips.c (mips16_build_call_stub): Replace
2316 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
2317 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
2318 (mips_print_operand_punctuation): Likewise.
2319 (mips_frame_set): Likewise.
2320 (mips16e_output_save_restore): Likewise.
2321 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2322 (mips_save_reg_p): Likewise.
2323 (mips_return_addr): Likewise.
2324 (mips_set_return_address): Likewise.
2325 (mips_direct_save_slot_move_p): Likewise.
2326 (mips_output_function_prologue): Likewise.
2327 (mips_restore_reg): Likewise.
2328 (mips_expand_epilogue): Likewise.
2329 (mips_epilogue_uses): Likewise.
2330 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
2331 (*mov<mode>_ra): Use it instead of a hard-coded 31.
2332 (clear_hazard_<mode>): Likewise.
2333 (call_internal): Likewise.
2334 (call_internal_direct): Likewise.
2335 (call_direct_split): Likewise.
2336 (call_value_internal): Likewise.
2337 (call_value_split): Likewise.
2338 (call_value_internal_direct): Likewise.
2339 (call_value_direct_split): Likewise.
2340 (call_value_multiple_internal): Likewise.
2341 (call_value_multiple_split): Likewise.
2343 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
2344 Jakub Jelinek <jakub@redhat.com>
2346 PR rtl-optimization/41511
2347 * combine.c (record_value_for_reg): Pass explicit values as argument
2348 to get_last_value_validate.
2349 (get_last_value_validate): Document INSN parameter.
2350 For non-readonly MEMs, assume they might have been modified if INSN
2351 was in another basic block.
2352 (get_last_value): Minor reformatting.
2354 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2357 * final.c (asm_str_count): Split out from asm_insn_count.
2358 * rtl.h (asm_str_count): New prototype.
2359 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
2362 2009-10-05 Sriraman Tallam <tmsriram@google.com>
2364 * doc/plugins.texi: Change plugin_pass to register_pass_info.
2366 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
2367 Rafael Espindola <espindola@google.com>
2369 * gengtype.c (write_types): Moved call to write_func_for_structure
2370 into seperate loops.
2372 2009-10-05 Richard Guenther <rguenther@suse.de>
2375 * lto-cgraph.c (output_cgraph): Output toplevel asms.
2376 (input_cgraph_1): Input toplevel asms.
2378 2009-10-05 Richard Guenther <rguenther@suse.de>
2381 * lto-symtab.c (lto_compatible_attributes_p): Remove.
2382 (external_aggregate_decl_p): Likewise.
2383 (lto_symtab_compatible): Re-structure. Remove dead code.
2384 For variables ignore toplevel qualifiers when comparing types.
2385 Issue warnings, not errors for mismatched user-alignment.
2387 2009-10-05 Richard Guenther <rguenther@suse.de>
2391 * lto-symtab.c (struct lto_symtab_base_def): Remove.
2392 (struct lto_symtab_identifier_def): Likewise.
2393 (struct lto_symtab_decl_def): Likewise.
2394 (struct lto_symtab_entry_def): New.
2395 (lto_symtab_identifier_t): Rename to ...
2396 (lto_symtab_entry_t): ... this.
2397 (lto_symtab_decls): Remove.
2398 (lto_symtab_base_hash): Rename to ...
2399 (lto_symtab_entry_hash): ... this.
2400 (lto_symtab_base_eq): Rename to ...
2401 (lto_symtab_entry_eq): ... this.
2402 (lto_symtab_base_marked_p): Rename to ...
2403 (lto_symtab_entry_marked_p): ... this.
2404 (lto_symtab_identifier_marked_p): Remove.
2405 (lto_symtab_decl_marked_p): Likewise.
2406 (lto_symtab_maybe_init_hash_tables): Rename to ...
2407 (lto_symtab_maybe_init_hash_table): ... this.
2408 (lto_symtab_set_resolution_and_file_data): Remove.
2409 (lto_symtab_register_decl): New function.
2410 (lto_symtab_get_identifier): Remove.
2411 (lto_symtab_get): New function.
2412 (lto_symtab_get_resolution): Adjust.
2413 (lto_symtab_get_identifier_decl): Remove.
2414 (lto_symtab_set_identifier_decl): Likewise.
2415 (lto_symtab_merge_decl): Rename to ...
2416 (lto_symtab_merge): ... this. Rewrite.
2417 (lto_symtab_merge_var): Remove.
2418 (lto_symtab_merge_fn): Likewise.
2419 (lto_symtab_prevailing_decl): Adjust.
2420 (lto_cgraph_replace_node): New function.
2421 (lto_symtab_merge_decls_2): Likewise.
2422 (lto_symtab_merge_decls_1): Likewise.
2423 (lto_symtab_fixup_var_decls): Likewise.
2424 (lto_symtab_resolve_symbols): Likewise.
2425 (lto_symtab_merge_decls): Likewise.
2426 (lto_symtab_prevailing_decl): Adjust.
2427 (lto_symtab_get_symtab_def): Remove.
2428 (lto_symtab_get_file_data): Likewise.
2429 (lto_symtab_clear_resolution): Adjust.
2430 (lto_symtab_clear_resolution): Likewise.
2431 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
2432 (input_cgraph_1): Likewise.
2433 * lto-streamer-in.c (get_resolution): Do not provide fake
2434 symbol resolutions here.
2435 (deferred_global_decls): Remove.
2436 (lto_register_deferred_decls_in_symtab): Likewise.
2437 (lto_register_var_decl_in_symtab): Change signature, register
2438 variable via lto_symtab_register_decl.
2439 (lto_register_function_decl_in_symtab): Likewise.
2440 (lto_read_tree): Adjust.
2441 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
2442 (lto_symtab_merge_var): Likewise.
2443 (lto_symtab_merge_fn): Likewise.
2444 (lto_symtab_register_decl): Declare.
2445 (lto_symtab_merge_decls): Likewise.
2447 2009-10-05 Richard Guenther <rguenther@suse.de>
2449 PR tree-optimization/23821
2450 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
2451 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
2452 simple IV increments.
2454 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2456 * config/arm/arm.c (arm_override_options): Really initialize
2457 flag_dwarf2_cfi_asm to 0.
2459 2009-10-05 Doug Kwan <dougkwan@google.com>
2461 PR rtl-optimization/41574
2462 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
2463 floating point and we are not doing unsafe math optimizations.
2465 2009-10-03 Simon Baldwin <simonb@google.com>
2466 Cary Coutant <ccoutant@google.com>
2467 Rafael Espindola <espindola@google.com>
2468 Richard Guenther <rguenther@suse.de>
2469 Jan Hubicka <jh@suse.cz>
2470 Doug Kwan <dougkwan@google.com>
2471 H.J. Lu <hongjiu.lu@intel.com>
2472 Bill Maddox <maddox@google.com>
2473 Ryan Mansfield <rmansfield@qnx.com>
2474 Diego Novillo <dnovillo@google.com>
2475 Ollie Wild <aaw@google.com>
2476 Kenneth Zadeck <zadeck@naturalbridge.com>
2478 * lto-cgraph.c: New file.
2479 * lto-compress.c: New file.
2480 * lto-compress.h: New file.
2481 * lto-opts.c: New file.
2482 * lto-section-in.c: New file.
2483 * lto-section-out.c: New file.
2484 * lto-streamer-in.c: New file.
2485 * lto-streamer-out.c: New file.
2486 * lto-streamer.c: New file.
2487 * lto-streamer.h: New file.
2488 * lto-symtab.c: New file.
2489 * lto-wpa-fixup.c: New file.
2490 * lto-wrapper.c: New file.
2492 2009-10-03 Simon Baldwin <baldwin@google.com>
2493 Ben Elliston <bje@au.ibm.com>
2494 Rafael Espindola <espindola@google.com>
2495 Nathan Froyd <froydnj@codesourcery.com>
2496 Jan Hubicka <jh@suse.cz>
2497 Doug Kwan <dougkwan@google.com>
2498 Diego Novillo <dnovillo@google.com>
2499 Kenneth Zadeck <zadeck@naturalbridge.com>
2501 * Makefile.in (enable_lto): New.
2502 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
2503 (LINKER_PLUGIN_API_H): Define.
2504 (LTO_SYMTAB_H): Define.
2505 (LTO_STREAMER_H): Define.
2506 (TREE_VECTORIZER_H): Define.
2507 (INCLUDES): Add LIBELFINC.
2508 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
2509 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
2510 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
2511 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
2512 (native): Add lto-wrapper$(exeext)
2513 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
2514 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
2515 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
2516 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
2517 (varasm.o): Add dependency on tree-iterator.h.
2518 (cgraph.o): Add dependency on cif-code.def.
2519 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
2520 (ipa-pure-const.o): Likewise.
2521 (GTFILES): Add lto-symtab.c.
2522 (install-lto-wrapper): New.
2523 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
2524 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
2525 * config.in: Regenerate.
2527 2009-10-03 Rafael Espindola <espindola@google.com>
2528 Diego Novillo <dnovillo@google.com>
2530 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
2531 ipa_write_summaries.
2532 Call execute_ipa_summary_passes for all_regular_ipa_passes and
2534 (cgraph_optimize): Make extern.
2536 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
2537 Kenneth Zadeck <zadeck@naturalbridge.com>
2539 * toplev.c (in_lto_p): Declare.
2540 * collect2.c (scan_prog_file): Read all the output when reading
2541 information for LTO.
2542 (enum lto_mode_d): Declare.
2544 2009-10-03 Richard Guenther <rguenther@suse.de>
2545 Diego Novillo <dnovillo@google.com>
2547 * gimple.c: Include target.h and alias.h.
2548 (gimple_types): Declare.
2549 (type_hash_cache): Declare.
2550 (gimple_alloc_stat): Make extern.
2551 (gimple_build_eh_must_not_throw): Call
2552 gimple_eh_must_not_throw_set_fndecl.
2553 (struct type_pair_d): Declare.
2554 (type_pair_t): Declare.
2555 (type_pair_hash): New.
2556 (type_pair_eq): New.
2557 (lookup_type_pair): New.
2558 (gimple_force_type_merge): New.
2559 (compare_type_names_p): New.
2560 (compare_field_offset): New.
2561 (gimple_types_compatible_p): New.
2562 (struct sccs): Declare.
2563 (next_dfs_num): Declare.
2564 (iterative_hash_gimple_type): New.
2566 (iterative_hash_type_name): New.
2567 (iterative_hash_gimple_type): New.
2568 (gimple_type_hash): New.
2569 (gimple_type_eq): New.
2570 (gimple_register_type): New.
2571 (print_gimple_types_stats): New.
2572 (gimple_signed_or_unsigned_type): New.
2573 (gimple_unsigned_type): New.
2574 (gimple_signed_type): New.
2575 (gimple_get_alias_set): New.
2576 (gimple_decl_printable_name): Do not use DMGL_TYPES.
2577 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
2578 (gimple_force_type_merge): Declare.
2579 (gimple_types_compatible_p): Declare.
2580 (gimple_register_type): Declare.
2581 (print_gimple_types_stats): Declare.
2582 (gimple_unsigned_type): Declare.
2583 (gimple_signed_type): Declare.
2584 (gimple_get_alias_set): Declare.
2585 (gimple_eh_must_not_throw_set_fndecl): New.
2587 2009-10-03 Jan Hubicka <jh@suse.cz>
2588 Kenneth Zadeck <zadeck@naturalbridge.com>
2590 * ipa-pure-const.c: Include lto-streamer.h.
2591 (register_hooks): Factor out of ...
2592 (generate_summary): ... here.
2593 (pure_const_write_summary): New.
2594 (pure_const_read_summary): New.
2595 (pass_ipa_pure_const): Add pure_const_write_summary and
2596 pure_const_read_summary.
2597 * ipa-reference.c: Include lto-streamer.h.
2598 (add_new_function): New.
2599 (remove_node_data): New.
2600 (duplicate_node_data): New.
2601 (ipa_init): Guard against multiple calls.
2602 Move hook setup from analyze_function.
2603 (write_node_summary_p): New.
2604 (ipa_reference_write_summary): New.
2605 (ipa_reference_read_summary): New.
2606 (pass_ipa_reference): Add ipa_reference_write_summary and
2607 ipa_reference_read_summary.
2608 * cgraph.h (cgraph_local_info): Add field lto_file_data.
2609 (struct cgraph_edge): Add fields lto_stmt_uid and
2610 call_stmt_cannot_inline_p.
2611 (cgraph_optimize): Declare.
2612 (cgraph_decide_is_function_needed): Declare.
2613 (reset_inline_failed): Declare.
2614 (enum LTO_cgraph_tags): Declare.
2615 (LTO_cgraph_tag_names): Declare.
2616 (LCC_NOT_FOUND): Define.
2618 2009-10-03 Doug Kwan <dougkwan@google.com>
2619 Rafael Espindola <espindola@google.com>
2620 Jan Hubicka <jh@suse.cz>
2621 Diego Novillo <dnovillo@google.com>
2622 Kenneth Zadeck <zadeck@naturalbridge.com>
2624 * passes.c (all_regular_ipa_passes): New.
2625 (all_ipa_passes): Rename to all_small_ipa_passes.
2626 (init_optimization_passes): Init all_regular_ipa_passes.
2627 * tree-pass.h (all_regular_ipa_passes): New.
2628 (all_ipa_passes): Rename to all_small_ipa_passes.
2629 * passes.c (all_lto_gen_passes): New.
2630 (init_optimization_passes): Initialize all_lto_gen_passes.
2631 (execute_ipa_summary_passes): Make non-static.
2632 (ipa_write_summaries_1): New.
2633 (ipa_write_summaries_2): New.
2634 (ipa_write_summaries): New.
2635 (ipa_write_summaries_of_cgraph_node_set): New.
2636 (ipa_read_summaries_1): New.
2637 (ipa_read_summaries): New.
2638 (execute_ipa_pass_list): Call cgraph_process_new_functions.
2639 (execute_regular_ipa_pass_list): Remove.
2640 (init_optimization_passes): Schedule
2641 pass_rebuild_cgraph_edges and pass_early_inline outside
2642 of pass_all_early_optimizations. Document reason.
2643 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
2644 pass_ipa_lto_finish_out): New pass.
2645 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
2646 (execute_all_ipa_transforms): New.
2647 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
2648 (dump_properties, debug_properties): New.
2649 * tree-optimize.c (gate_all_early_local_passes): Return
2650 false if we are in lto1.
2651 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
2652 * tree-pass.h (execute_all_ipa_transforms): Declare.
2653 (pass_ipa_function_and_variable_visibility): Declare.
2654 (pass_ipa_early_inline): Declare.
2655 (pass_ipa_lto_gimple_out): Declare.
2656 (pass_ipa_lto_wpa_fixup): Declare.
2657 (pass_ipa_lto_finish_out): Declare.
2658 (all_small_ipa_passes, all_regular_ipa_passes,
2659 all_lto_gen_passes): Declare.
2660 (execute_ipa_summary_passes): Declare.
2661 (execute_all_ipa_transforms): Declare.
2662 (ipa_write_summaries): Declare
2663 (ipa_write_summaries_of_cgraph_node_set): Declare.
2664 (ipa_read_summaries): Declare.
2666 2009-10-03 Doug Kwan <dougkwan@google.com>
2667 Ollie Wild <aaw@google.com>
2669 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
2671 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
2672 (lto_mode): New variable.
2673 (maybe_run_lto_and_relink): Handle the -fwpa option.
2674 (main): Handle the -fwpa option.
2675 (maybe_unlink_list): New function.
2676 * gcc.c (link_lto_options): Replace -flto with -fwpa.
2677 * common.opt (flto): New flag.
2678 * toplev.c (flag_generate_lto): Declare.
2680 2009-10-03 Simon Baldwin <simonb@google.com>
2682 * common.opt (flto-compression-level): New flag.
2684 * opts.c: Include lto-opts.h.
2685 (handle_option): Call lto_register_user_option for each
2686 valid option handled.
2687 (decode_options): Clear registered options before the options
2690 2009-10-03 Cary Coutant <ccoutant@google.com>
2692 * collect2.c (is_elf): New function.
2693 (scan_prog_file): Require LTO object to be in ELF format.
2695 2009-10-03 Rafael Espindola <espindola@google.com>
2697 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
2698 libgcc to the linker.
2700 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
2702 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
2703 (collect_execute): Add flags argument. Pass flags to pex_run. Update
2705 * collect2.h (collect_execute): Add flags argument.
2706 * tlink.c (tlink_execute): Update call to collect_execute.
2707 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
2708 (use_linker_plugin): New.
2709 (use_linker_plugin_spec_function): New.
2710 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
2711 (linker_plugin_file_spec): New.
2712 (lto_wrapper_spec): New.
2713 (lto_gcc_spec): New.
2714 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
2715 (static_spec_functions): Add use-linker-plugin.
2716 (process_command): Handle -use-linker-plugin.
2717 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
2718 linker_plugin_file_spec and lto_gcc_spec.
2719 (use_linker_plugin_spec_function): New.
2721 2009-10-03 Richard Guenther <rguenther@suse.de>
2725 * tree.h (is_lang_specific): Include LANG_TYPE.
2726 * tree.c (find_decls_types_r): Manually add interesting parts
2727 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
2729 * gimple.c (type_pair_hash): Make symmetric.
2730 (type_pair_eq): Likewise.
2731 (lookup_type_pair): Increase initial hashtable size.
2732 (gimple_force_type_merge): Rely on type-pair symmetry.
2733 (visit): Remove excessive checking code.
2734 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
2735 (gimple_register_type): Remove getenv calls, shrink initial
2739 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
2740 inline functions if not generating lto output.
2743 * toplev.c (finalize): In WPA mode remove the asm file.
2745 2009-10-03 Doug Kwan <dougkwan@google.com>
2747 * ipa-inline.c (cgraph_mark_inline): Check
2748 edge->call_stmt_cannot_inline_p instead of calling
2749 gimple_call_cannot_inline_p.
2750 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
2751 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
2752 (inline_generate_summary): Do nothing in LTRANS.
2753 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
2754 exists before calling gimple_call_cannot_inline_p.
2755 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
2756 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
2757 Update new_edge->lto_stmt_uid.
2758 * cgraphbuild.c (reset_inline_failed): New.
2760 * common.opt (fwpa): New flag.
2761 (fltrans): New option.
2762 * gcc.c (gcc_lto_option_t): New type.
2763 (current_lto_option): New variable.
2764 (lto_single_spec_function): Remove and is replaced by ..
2765 (lto_option_spec_function): New function.
2766 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
2767 passing the -flto flag.
2768 (cc1_options): Separate non-LTO related parts into ..
2769 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
2770 (lto1_options): New spec for lto FE.
2771 (link_lto_options): New spec for handling LTO flags in linker.
2772 (invoke_lto_single): Re-format to fit in 80 column. Replace
2773 lto-single with lto-option.
2774 (static_specs): Add cc1_non_lto_options, lto1_options and
2776 (static_spec_function): Replace lto-single with lto-option.
2777 (process_command): Handle -flto, -fwpa and -fltran by setting
2778 current_lto_option and not passing it to subprocess unconditionally.
2780 2009-10-03 Bill Maddox <maddox@google.com>
2782 Add `gcc' driver support for link-time code generation (LTO).
2784 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
2785 (lto_flag, lto_objects, lto_o_file): New variables.
2786 (struct lto_object, struct lto_object_list): New structures.
2787 (collect_exit, handler): Remove LTO temporary output file on exit.
2788 (add_lto_object): New function.
2789 (maybe_run_lto_and_relink): New function. Perform link time code
2790 generation and relinking for object files containing LTO information.
2791 (main): Invoke maybe_run_lto_and_relink().
2792 (dump_argv): New function. For debugging, currently disabled.
2793 (scan_prog_file): Add LTO information pass.
2794 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
2796 * toplev.c (compile_file): Emit assembler directive to create
2797 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
2799 2009-10-03 Diego Novillo <dnovillo@google.com>
2801 * c.opt: Add LTO to warn_abi and warn_psabi.
2803 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
2804 inline function. Ignore language-specific nodes. Update all users.
2805 (find_decls_types_r): Do not traverse the subtrees of
2806 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
2807 * tree.h (is_lang_specific): New.
2808 * langhooks.h (struct lang_hooks_for_decls): Remove
2809 may_need_assembler_name_p. Update all users.
2811 * c-common.c (set_builtin_user_assembler_name): Move ...
2812 * builtins.c (set_builtin_user_assembler_name): ... here.
2813 (is_builtin_name): Add comment
2814 (is_builtin_fn): New.
2815 * except.c (output_ttype): Only call
2816 lookup_type_for_runtime if TYPE is not a runtime type.
2818 * passes.c (register_pass): Call position_pass on
2819 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
2820 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
2821 (TV_IPA_LTO_DECL_IO): Define.
2822 (TV_IPA_LTO_CGRAPH_IO): Define.
2824 (TV_WHOPR_WPA): Define.
2825 (TV_WHOPR_WPA_IO): Define.
2826 (TV_WHOPR_LTRANS): Define.
2827 (TV_WHOPR_WPA_FIXUP): Define.
2828 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
2829 * tree-cfg.c (tree_node_can_be_shared): Make extern.
2830 * tree-flow.h (tree_node_can_be_shared): Declare.
2831 * tree-inline.c (tree_can_inline_p): Check that E has a
2832 statement associated with it.
2833 * tree.c (free_lang_data_in_binf): Factor out of ...
2834 (free_lang_data_in_type): ... here.
2835 Call RECORD_OR_UNION_TYPE_P.
2836 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
2837 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
2838 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
2839 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
2840 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
2841 (gate_free_lang_data): Return true if flag_generate_lto is set.
2842 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
2843 * c-common.h (set_builtin_user_assembler_name): Move ...
2844 * tree.h (set_builtin_user_assembler_name): ... here.
2846 * common.opt (flto-report): New flag.
2847 * opts.c (complain_wrong_lang): Do not complain if running lto1.
2848 * collect2.c (scan_prog_file): Send the error output of
2849 'nm' to HOST_BIT_BUCKET.
2851 2009-10-03 Ollie Wild <aaw@google.com>
2853 * langhooks-def.h (lhd_begin_section): New function declaration.
2854 (lhd_write_section): New function declaration.
2855 (lhd_end_section): New function declaration.
2856 (LANG_HOOKS_BEGIN_SECTION): New macro.
2857 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
2858 (LANG_HOOKS_END_SECTION): New macro.
2859 (LANG_HOOKS_LTO): New macro.
2860 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
2861 * langhooks.c (output.h): Add include.
2862 (saved_section): New static variable.
2863 (lhd_begin_section): New function.
2864 (lhd_write_section_data): New function.
2865 (lhd_end_section): New function.
2866 * langhooks.h (struct lang_hooks_for_lto): New structure.
2867 (struct lang_hooks): Add member lto.
2868 * Makefile.in (langhooks.o): Add dependency on output.h.
2870 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
2872 2009-10-03 Richard Guenther <rguenther@suse.de>
2874 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
2877 2009-10-03 Simon Baldwin <simonb@google.com>
2878 Richard Guenther <rguenther@suse.de>
2879 Janis Johnson <janis187@us.ibm.com>
2880 Doug Kwan <dougkwan@google.com>
2881 Diego Novillo <dnovillo@google.com>
2882 Ramana Radhakrishnan <ramana.r@gmail.com>
2883 Ollie Wild <aaw@google.com>
2885 * doc/install.texi: Add documentation for libelf and --enable-lto.
2886 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
2887 -flto-report, -flto-compression-level and -use-linker-plugin.
2888 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
2889 Add section for LTO Testing.
2891 2009-10-02 Cary Coutant <ccoutant@google.com>
2893 Add support for comdat type sections for DWARF v4.
2894 Merge from dwarf4 branch.
2896 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
2897 (dw_die_ref): Define vector type.
2898 (enum dw_val_class): Add dw_val_class_data8.
2899 (struct dw_val_struct): Add v.val_data8.
2900 (comdat_type_node_ref): New type.
2901 (struct die_struct): Move die_symbol into a union; add new field
2902 die_type_node. Change all uses.
2903 (comdat_type_node): New type.
2904 (skeleton_chain_node): New type.
2905 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
2906 (comdat_type_list): New variable.
2907 (dwarf_tag_name): Add DW_TAG_type_unit.
2908 (dwarf_attr_name): Add DW_AT_signature.
2909 (add_AT_data8): New function.
2910 (replace_child): New function.
2911 (move_all_children): New function.
2912 (print_signature): New function.
2913 (print_die): Print signature information; add dw_val_class_data8.
2914 (attr_checksum): Support dw_val_class_data8.
2915 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
2916 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
2917 (checksum_sleb128, checksum_uleb128): New functions.
2918 (checksum_die_context): New function.
2919 (loc_checksum_ordered): New function.
2920 (attr_checksum_ordered): New function.
2921 (struct checksum_attributes): New structure.
2922 (collect_checksum_attributes): New function.
2923 (die_checksum_ordered): New function.
2924 (generate_type_signature): New function.
2925 (same_dw_val_p): Add dw_val_class_data8.
2926 (is_symbol_die): Use new is_declaration_die function.
2927 (is_declaration_die): New function.
2928 (should_move_die_to_comdat): New function.
2929 (clone_die): New function.
2930 (clone_tree): New function.
2931 (clone_as_declaration): New function.
2932 (copy_declaration_context): New function.
2933 (generate_skeleton_ancestor_tree): New function.
2934 (generate_skeleton_bottom_up): New function.
2935 (generate_skeleton): New function.
2936 (remove_child_or_replace_with_skeleton): New function.
2937 (break_out_comdat_types): New function.
2938 (struct decl_table_entry): New type.
2939 (htab_decl_hash): New function.
2940 (htab_decl_eq): New function.
2941 (htab_decl_del): New function.
2942 (copy_ancestor_tree): New function.
2943 (copy_decls_walk): New function.
2944 (copy_decls_for_unworthy_types): New function.
2945 (build_abbrev_table): Don't assert on missing die_symbol when doing
2946 comdat type sections.
2947 (size_of_die): Use DW_FORM_sig8 for external references. Add
2949 (unmark_dies): Don't assert for unmarked dies when doing comdat
2951 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
2952 (output_signature): New function.
2953 (output_die): Likewise.
2954 (output_compilation_unit_header): Mark output as DWARF version 3
2955 even if generating DWARF 4.
2956 (output_comdat_type_unit): New function.
2957 (output_line_info): Mark output as DWARF version 3 even if generating
2959 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
2961 (dwarf2out_end_source_file): Likewise.
2962 (prune_unused_types_walk_attribs): Don't follow references into
2963 comdat type sections.
2964 (prune_unused_types_mark): When generating type units, do not mark
2965 children of non-defining declarations of types; do mark children of
2967 (prune_unused_types): Process comdat type sections.
2968 (htab_ct_hash): New function.
2969 (htab_ct_eq): New function.
2970 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
2971 Add a pointer to the line table from type unit entries so
2972 DW_AT_decl_file has meaning.
2973 * varasm.c (default_elf_asm_named_section): Use identifier name as
2974 comdat key instead of lang hook.
2976 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2978 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2980 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2982 * config/i386/i386.md (SWIM248): New mode iterator.
2983 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2984 divmodhi4 patterns using SWIM248 macro.
2985 (*divmod<mode>4): Macroize insn_and_split pattern from
2986 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2987 and their corresponding splitters usign SWIM248 macro. Split SImode
2988 insn to generate cltd and DImode insn to generate cqto instead of
2989 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2990 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2991 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2992 *divmodsi_noext patterns using SWIM248 macro.
2993 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2994 udivmodhi4 patterns using SWIM248 macro.
2995 (*udivmod<mode>4): Macroize insn_and_split pattern from
2996 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2997 corresponding splitters using SWIM248 macro.
2998 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2999 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3001 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3003 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3004 of zero-sized element is zero-sized regardless of its extent.
3006 2009-10-02 Jakub Jelinek <jakub@redhat.com>
3009 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
3010 * configure: Regenerated.
3011 * config.in: Regenerated.
3012 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
3013 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
3014 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
3015 not emitting .eh_frame, emit .cfi_sections .debug_frame
3020 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
3021 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
3023 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
3024 vars use DECL_RTL with resetting it back to NULL afterwards.
3025 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
3026 rtx_equal_p instead of asserting it is a SYMBOL_REF.
3027 (value_format): For dw_val_class_addr only use DW_FORM_addr if
3028 the attribute type allows it, otherwise use DW_FORM_dataN.
3029 (mem_loc_descriptor): Handle CONST_STRING.
3030 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
3031 Handle MEM with CONST_STRING address using add_AT_string.
3032 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
3033 CONST_STRING for const arrays initialized with a string literal.
3034 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
3035 (dwarf2out_finish): Call resolve_addr.
3037 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
3038 Maxim Kuvyrkov <maxim@codesourcery.com>
3040 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
3042 2009-10-02 Nick Clifton <nickc@redhat.com>
3044 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
3045 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
3047 2009-10-01 Jan Hubicka <jh@suse.cz>
3049 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
3050 (cgraph_create_virtual_clone): Just pass redirect_callers
3052 * cgraph.h (cgraph_clone_node): Update prototype.
3053 * ipa-pure-const.c (self_recursive_p): New function.
3054 (propagate): Use it.
3055 * ipa-inline.c (cgraph_clone_inlined_nodes,
3056 cgraph_decide_recursive_inlining): Update.
3058 2009-10-01 David Daney <ddaney@caviumnetworks.com>
3060 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
3061 instructions for TARGET_OCTEON.
3063 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3065 * config/arm/arm.c (arm_override_options): Turn off
3066 flag_dwarf2_cfi_asm for AAPCS variants.
3068 2009-10-01 Martin Jambor <mjambor@suse.cz>
3071 * tree-sra.c (convert_callers): Do not call
3072 compute_inline_parameters on one caller more than once.
3074 2009-10-01 Nick Clifton <nickc@redhat.com>
3076 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
3077 an empty string if not already defined.
3079 2009-10-01 Martin Jambor <mjambor@suse.cz>
3082 * tree-sra.c (is_va_list_type): New function.
3083 (find_var_candidates): Call is_va_list_type.
3084 (find_param_candidates): Check that the type or the type pointed
3085 to are not va_list types.
3087 2009-10-01 Martin Jambor <mjambor@suse.cz>
3090 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
3091 DECL_ARTIFICIAL (param_decl) is true.
3093 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
3095 * tree.h (tree_decl_common::lang_flag_8): New.
3096 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
3098 * c-common.h (RID_CONSTEXPR): New.
3100 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3102 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
3103 Use ref-all pointers.
3104 (alpha_gimplify_va_arg): Ditto.
3106 2009-09-30 Jakub Jelinek <jakub@redhat.com>
3109 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
3110 before insn counting loop now that BB_END (bb) is counted. Ensure
3111 the return value isn't zero.
3113 2009-09-30 Nick Clifton <nickc@redhat.com>
3115 * config.gcc (sh-symbianelf): Replace definition of extra_objs
3116 with separate definitions of c_target_objs and cxx_target_objs.
3117 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
3119 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
3120 sh_symbian_import_export_class.
3121 * config/sh/sh-protos.h: Fix names of exported symbian functions.
3122 * config/sh/symbian.c: Delete, moving code into...
3123 * config/sh/symbian-base.c: ... here
3124 * config/sh/symbian-c.c: ... and here
3125 * config/sh/symbian-cxx.c: ... and here.
3127 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3130 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
3131 of plus RTX into register.
3133 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3135 * doc/install.texi: Linguistic and markup fixes.
3136 (Configuration) <--disable-cpp>: Remove description.
3137 <--enable-maintainer-mode>: Autotools files are affected, too.
3138 <--with-sysroot>: Improve description.
3139 (Building): Bump required GNU make version.
3141 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3143 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
3144 (x86_64-*-*): Ditto.
3146 * config/i386/fma4intrin.h: New file, provide common x86 compiler
3147 intrinisics for FMA4.
3148 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
3149 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
3150 Add FMA4 check and fma4intrin.h.
3151 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3153 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
3154 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
3155 constant for FMA4 support.
3156 (UNSPEC_FMA4_FMADDSUB): Ditto.
3157 (UNSPEC_FMA4_FMSUBADD): Ditto.
3158 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
3159 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
3160 (ix86_expand_fma4_multiple_memory): Ditto.
3161 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
3162 (OPTION_MASK_ISA_FMA4_UNSET): New.
3163 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
3164 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
3165 (ix86_handle_option): Handle -mfma4.
3166 (isa_opts): Handle -mfma4.
3167 (enum pta_flags): Add PTA_FMA4.
3168 (override_options): Add FMA4 support.
3169 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
3170 (IX86_BUILTIN_VFMADDSD): Ditto.
3171 (IX86_BUILTIN_VFMADDPS): Ditto.
3172 (IX86_BUILTIN_VFMADDPD): Ditto.
3173 (IX86_BUILTIN_VFMSUBSS): Ditto.
3174 (IX86_BUILTIN_VFMSUBSD): Ditto.
3175 (IX86_BUILTIN_VFMSUBPS): Ditto.
3176 (IX86_BUILTIN_VFMSUBPD): Ditto.
3177 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
3178 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
3179 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
3180 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
3181 (IX86_BUILTIN_VFNMADDSS): Ditto.
3182 (IX86_BUILTIN_VFNMADDSD): Ditto.
3183 (IX86_BUILTIN_VFNMADDPS): Ditto.
3184 (IX86_BUILTIN_VFNMADDPD): Ditto.
3185 (IX86_BUILTIN_VFNMSUBSS): Ditto.
3186 (IX86_BUILTIN_VFNMSUBSD): Ditto.
3187 (IX86_BUILTIN_VFNMSUBPS): Ditto.
3188 (IX86_BUILTIN_VFNMSUBPD): Ditto.
3189 (IX86_BUILTIN_VFMADDPS256): Ditto.
3190 (IX86_BUILTIN_VFMADDPD256): Ditto.
3191 (IX86_BUILTIN_VFMSUBPS256): Ditto.
3192 (IX86_BUILTIN_VFMSUBPD256): Ditto.
3193 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
3194 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
3195 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
3196 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
3197 (IX86_BUILTIN_VFNMADDPS256): Ditto.
3198 (IX86_BUILTIN_VFNMADDPD256): Ditto.
3199 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
3200 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
3201 (enum multi_arg_type): New enum for describing the various FMA4
3202 intrinsic argument types.
3203 (bdesc_multi_arg): New table for FMA4 intrinsics.
3204 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
3205 (ix86_expand_multi_arg_builtin): New function for creating FMA4
3207 (ix86_expand_builtin): Add FMA4 intrinsic support.
3208 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
3209 operand instructions.
3210 (ix86_expand_fma4_multiple_memory): New function to split the
3211 second memory reference from FMA4 instructions.
3212 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
3213 (ssemodesuffixf2s): Ditto.
3214 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
3216 (fma4_fmsub<mode>4): Ditto.
3217 (fma4_fnmadd<mode>4): Ditto.
3218 (fma4_fnmsub<mode>4): Ditto.
3219 (fma4_vmfmadd<mode>4): Ditto.
3220 (fma4_vmfmsub<mode>4): Ditto.
3221 (fma4_vmfnmadd<mode>4): Ditto.
3222 (fma4_vmfnmsub<mode>4): Ditto.
3223 (fma4_fmadd<mode>4256): Ditto.
3224 (fma4_fmsub<mode>4256): Ditto.
3225 (fma4_fnmadd<mode>4256): Ditto.
3226 (fma4_fnmsub<mode>4256): Ditto.
3227 (fma4_fmaddsubv8sf4): Ditto.
3228 (fma4_fmaddsubv4sf4): Ditto.
3229 (fma4_fmaddsubv4df4): Ditto.
3230 (fma4_fmaddsubv2df4): Ditto.
3231 (fma4_fmsubaddv8sf4): Ditto.
3232 (fma4_fmsubaddv4sf4): Ditto.
3233 (fma4_fmsubaddv4df4): Ditto.
3234 (fma4_fmsubaddv2df4): Ditto.
3235 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
3236 instructions for intrinsics.
3237 (fma4i_fmsub<mode>4): Ditto.
3238 (fma4i_fnmadd<mode>4): Ditto.
3239 (fma4i_fnmsub<mode>4): Ditto.
3240 (fma4i_vmfmadd<mode>4): Ditto.
3241 (fma4i_vmfmsub<mode>4): Ditto.
3242 (fma4i_vmfnmadd<mode>4): Ditto.
3243 (fma4i_vmfnmsub<mode>4): Ditto.
3244 (fma4i_fmadd<mode>4256): Ditto.
3245 (fma4i_fmsub<mode>4256): Ditto.
3246 (fma4i_fnmadd<mode>4256): Ditto.
3247 (fma4i_fnmsub<mode>4256): Ditto.
3248 (fma4i_fmaddsubv8sf4): Ditto.
3249 (fma4i_fmaddsubv4sf4): Ditto.
3250 (fma4i_fmaddsubv4df4): Ditto.
3251 (fma4i_fmaddsubv2df4): Ditto.
3252 (fma4i_fmsubaddv8sf4): Ditto.
3253 (fma4i_fmsubaddv4sf4): Ditto.
3254 (fma4i_fmsubaddv4df4): Ditto.
3255 (fma4i_fmsubaddv2df4): Ditto.
3257 * doc/invoke.texi (-mfma4): Add documentation.
3258 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
3260 2009-09-29 Richard Henderson <rth@redhat.com>
3262 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
3263 an edge to the new destination block.
3265 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3268 * pa.c (hppa_profile_hook): Use
3269 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
3271 2009-09-29 Steve Ellcey <sje@cup.hp.com>
3272 Alexander Monakov <amonakov@ispras.ru>
3275 * config/ia64/predicates.md (not_postinc_destination_operand): New.
3276 (not_postinc_memory_operand): New.
3277 (not_postinc_move_operand): New.
3278 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
3279 (*cmovsi_internal): Ditto.
3281 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
3283 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
3284 restrict issue_rate in first pass when scheduling for register
3287 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
3288 Rafael Avila de Espindola <espindola@google.com>
3290 * gengtype.c (plugin_output): New.
3291 (get_output_file_with_visibility): Return plugin_output for plugins.
3292 (main): Parse and use the -P option.
3293 * gty.texi: Update the command line format.
3295 2009-09-29 Jakub Jelinek <jakub@redhat.com>
3298 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
3300 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
3301 out if !const_ok_for_output.
3304 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
3305 case VAR_LOCATION>: Remove gcc_unreachable ().
3307 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3309 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
3310 (x86_64-*-*): Ditto.
3311 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
3312 back to smmintrin.h.
3313 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
3314 * config/i386/x86intrin.h: Remove SSE5.
3315 * config/i386/mmintrin-common.h: Delete file.
3316 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
3318 2009-09-29 Richard Guenther <rguenther@suse.de>
3320 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
3321 resulting from stack temporaries on STRICT_ALIGNMENT targets.
3323 2009-09-29 Nick Clifton <nickc@redhat.com>
3325 * function.c (current_function_name): If there is no current
3326 function just return "<none>".
3328 2009-09-28 Sriraman Tallam <tmsriram@google.com>
3330 * tree-pass.h (register_pass_info): New structure.
3331 (pass_positioning_ops): Move enum from gcc-plugin.h.
3332 (register_pass): New function.
3333 * gcc-plugin.h (plugin_pass): Delete structure.
3334 (pass_positioning_ops): Delete enum.
3335 * plugin.c (regsiter_pass): Delete function.
3336 (position_pass): Delete function.
3337 (added_pass_nodes): Delete variable.
3338 (prev_added_pass_nodes): Delete variable.
3339 (pass_list_node): Delete structure.
3340 * passes.c (make_pass_instance): New function.
3341 (next_pass_1): Change to call make_pass_instance.
3342 (pass_list_node): Move structure from gcc-plugin.h.
3343 (added_pass_nodes): Move variable from plugin.c.
3344 (prev_added_pass_nodes): Move variable from plugin.c.
3345 (position_pass): New function.
3346 (register_pass): New function.
3348 2009-09-28 Easwaran Raman <eraman@google.com>
3350 * ifcvt.c (noce_try_abs): Recognize pattern and call
3351 expand_one_cmpl_abs_nojump.
3352 * optabs.c (expand_one_cmpl_abs_nojump): New function.
3353 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
3355 2009-09-28 Ian Lance Taylor <iant@google.com>
3358 * c-opts.c (c_common_handle_option): Don't set
3359 warn_jump_misses_init for -Wall.
3360 * doc/invoke.texi (Warning Options): Update documentation.
3362 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3364 * Makefile.in ($(out_object_file)): Depend on
3365 gt-$(basename $(notdir $(out_file))).h.
3367 2009-09-28 Richard Henderson <rth@redhat.com>
3369 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
3370 * except.c (gen_eh_region): Set it.
3371 (duplicate_eh_regions_1): Copy it.
3372 * tree-eh.c (lower_resx): Use it to determine which function
3375 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
3376 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
3377 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
3378 * tree.c (build_common_builtin_nodes): Remove parameter. Build
3379 BUILT_IN_CXA_END_CLEANUP if necessary.
3381 * c-common.c (c_define_builtins): Update call to
3382 build_common_builtin_nodes.
3384 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3386 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
3388 2009-09-28 Michael Matz <matz@suse.de>
3390 * builtins.c (interclass_mathfn_icode): New helper.
3391 (expand_builtin_interclass_mathfn): Use it here, and split folding
3393 (fold_builtin_interclass_mathfn): ... this new folder.
3394 (build_call_nofold_loc): New static helper.
3395 (build_call_nofold): New wrapper macro for above.
3396 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
3397 (expand_builtin_pow): Ditto.
3398 (expand_builtin_memset_args): Ditto.
3399 (expand_builtin_printf): Ditto.
3400 (expand_builtin_fprintf): Ditto.
3401 (expand_builtin_sprintf): Ditto.
3402 (expand_builtin_memory_chk): Ditto.
3403 (expand_builtin_mempcpy_args): Ditto and don't call folders.
3404 (expand_builtin_stpcpy): Ditto.
3405 (expand_builtin_strcmp): Ditto.
3406 (expand_builtin_strncmp): Ditto.
3407 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
3408 (expand_builtin_strcpy_args): Don't call folders.
3409 (expand_builtin_memcmp): Ditto.
3410 (expand_builtin_strncpy): Ditto, and use target.
3411 (expand_builtin_memcpy): Ditto.
3412 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
3413 expand_builtin_strpbrk, expand_builtin_memmove,
3414 expand_builtin_memmove_args, expand_builtin_bcopy,
3415 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
3416 expand_builtin_strspn, expand_builtin_strcspn,
3417 expand_builtin_fputs): Remove these.
3418 (expand_builtin): Don't call the above, change calls to other
3419 expanders that changed prototype.
3420 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
3421 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
3422 fold_builtin_interclass_mathfn.
3423 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
3424 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
3426 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
3427 * passes.c (init_optimization_passes): Move pass_fold_builtins
3428 after last phiopt pass.
3429 * tree-inline.c (fold_marked_statements): When folding builtins
3430 iterate over all instruction potentially generated.
3431 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
3433 (fold_gimple_call): Use it to always fold calls (into potentially
3434 multiple instructions).
3435 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
3436 calls into zero at this time.
3437 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
3438 statements generated by builtin folding.
3440 2009-09-28 Nick Clifton <nickc@redhat.com>
3442 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
3444 2009-09-28 Duncan Sands <baldrick@free.fr>
3446 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
3447 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
3448 (register_callback): Dispatch it.
3449 (invoke_plugin_callbacks): Incorporate in sanity check.
3450 * ggc.h (ggc_register_cache_tab): Add declaration.
3451 * ggc-common.c (ggc_register_root_tab): Simplify.
3452 (const_ggc_cache_tab_t): New typedef.
3453 (extra_cache_vec): New vector of dynamically added cache tables.
3454 (ggc_register_cache_tab): New function.
3455 (ggc_scan_cache_tab): New function.
3456 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
3457 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
3459 2009-09-27 Richard Henderson <rth@redhat.com>
3461 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
3462 which we remove __builtin_stack_restore.
3464 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
3466 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
3467 to test for GRD_INVARIANT.
3468 (simple_rhs_p): Anything that's function_invariant_p is fine.
3470 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
3472 * gengtype.c (main): Use plunge_files instead of plugin_output.
3474 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
3475 Rafael Avila de Espindola <espindola@google.com>
3477 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
3478 Don't print pch related info if it is false.
3479 (main): Don't print pch info in plugin mode.
3481 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3483 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
3484 with dw_val_class_const_double.
3485 (struct dw_val_struct): Replace val_long_long with val_double and
3486 adjust for above change.
3487 (output_loc_operands): Likewise.
3488 (add_AT_long_long): Rename into...
3489 (add_AT_double): ...this.
3490 (print_die): Replace dw_val_class_long_long with
3491 dw_val_class_const_double and adjust.
3492 (attr_checksum): Likewise.
3493 (same_dw_val_p): Likewise.
3494 (size_of_die): Likewise.
3495 (value_format): Likewise.
3496 (output_die): Likewise.
3497 (loc_descriptor) <CONST_DOUBLE>: Likewise.
3498 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
3499 instead of add_AT_long_long.
3500 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
3501 value with the precision of its type.
3503 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
3506 * c-typeck.c (build_conditional_expr): Use the readonly and
3507 volatile flags of the operand types, not of the operands itself.
3509 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
3511 * collect2.c (main): Look for -brtl before adding libraries.
3513 2009-09-27 Jonathan Gray <jsg@openbsd.org>
3515 * config.gcc: Update OpenBSD targets.
3516 * config/openbsd-stdint.h: New file.
3517 * config/openbsd-libpthread.h: New file.
3518 * config/openbsd.h: Update and break out LIB_SPEC definition.
3519 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
3520 * config/i386/openbsdelf.h: Correct types.
3521 * config/m68k/openbsd.h: Likewise.
3522 * config/mips/openbsd.h: Likewise.
3523 * config/vax/openbsd.h: Likewise.
3525 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3527 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
3528 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
3529 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
3530 of the length and zero.
3532 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3534 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
3535 (FLAGS_H): Add options.h $(REAL_H).
3536 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
3537 (TREE_VECTORIZER_H): New.
3538 (EBITMAP_H): Renamed from EBIMAP_H.
3539 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
3540 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
3541 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
3542 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
3543 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
3544 (graphite-clast-to-gimple.o, graphite-dependences.o)
3545 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
3546 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
3547 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
3548 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
3549 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
3550 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
3551 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
3552 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
3553 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
3554 updated and fixed as per above changes and per
3555 check_makefile_deps.sh output.
3558 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
3559 * configure: Regenerate.
3561 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3563 * doc/install.texi: Update minimum MPC version to 0.7.
3565 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
3567 * doc/install.texi (Binaries): Remove reference to the binary
3568 distribution CD-ROM from the FSF.
3570 2009-09-26 Michael Matz <matz@suse.de>
3574 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
3575 that are mentioned in the body.
3577 2009-09-26 Michael Matz <matz@suse.de>
3579 PR tree-optimization/41454
3580 * tree-ssa-dom (stmts_to_rescan): Remove variable.
3581 (tree_ssa_dominator_optimize): Don't allocate and free it.
3582 (dom_opt_leave_block): Don't iterate over it.
3583 (eliminate_redundant_computations): Don't return a value.
3584 (cprop_operand, cprop_into_stmt): Ditto.
3585 (optimize_stmt): Don't defer updating stmts.
3587 2009-09-25 Dodji Seketeli <dodji@redhat.com>
3589 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
3590 generic_parameter_die, template_parameter_pack_die,
3591 gen_formal_parameter_die, gen_subprogram_die): Adjust after
3592 renaming DW_TAG_formal_parameter_pack and
3593 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
3594 and DW_TAG_GNU_template_parameter_pack.
3596 2009-09-25 Anatoly Sokolov <aesok@post.ru>
3598 * config/v850/v850.h (FUNCTION_VALUE): Remove.
3599 * config/v850/v850.c (v850_function_value): New function.
3600 (TARGET_FUNCTION_VALUE): Define.
3602 2009-09-25 Jakub Jelinek <jakub@redhat.com>
3604 * tree-vect-stmts.c (vectorizable_call): Call
3605 mark_symbols_for_renaming after vect_finish_stmt_generation.
3607 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
3608 to loc_descriptor_from_tree.
3609 (add_location_or_const_value_attribute): Pass 0 instead of 2
3610 for decl_by_reference_p decls.
3612 2009-09-25 Richard Guenther <rguenther@suse.de>
3615 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
3618 2009-09-25 Ben Elliston <bje@au.ibm.com>
3620 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
3623 2009-09-25 Alan Modra <amodra@bigpond.net.au>
3625 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
3626 form of instruction.
3628 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3631 * fold-const.c (const_binop): Handle complex int division.
3632 * tree-complex.c (expand_complex_div_straight,
3633 expand_complex_div_wide): Update comments.
3635 2009-09-24 DJ Delorie <dj@redhat.com>
3638 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
3639 (reg_class): Likewise.
3640 (REG_CLASS_NAMES): Likewise.
3641 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
3642 (m32c_override_options): Disable -fivopts for M32C.
3644 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3646 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3647 Delete VSX load/store with update support.
3648 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
3649 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
3653 (VStype_load_update): Ditto.
3654 (VStype_store_update): Ditto.
3655 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
3656 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
3658 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
3659 load/store with update builtins.
3661 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
3663 * libgcc2.c (L_trampoline): Prototype for getpagesize
3664 and mprotect in WINNT case.
3666 2009-09-24 Anatoly Sokolov <aesok@post.ru>
3668 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
3669 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
3670 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
3671 'outgoing' argument.
3672 (TARGET_FUNCTION_VALUE): Define.
3674 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3676 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
3678 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3681 * common.opt: Initialize dwarf_strict to -1.
3682 * toplev.c (process_options): Catch unset dwarf_strict
3683 and set to 0 for all targets not overriding.
3684 * config/darwin.c (darwin_override_options): Catch unset
3685 dwarf_strict and override to 1.
3687 2009-09-24 Jeff Law <law@redhat.com>
3689 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
3691 2009-09-24 Richard Guenther <rguenther@suse.de>
3693 PR tree-optimization/36143
3694 PR tree-optimization/38747
3695 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3696 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
3698 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3701 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
3702 return false instead of gcc_unreachable (). For CONST return the
3703 value returned by recursive call instead of always returning true.
3704 (tree_add_const_value_attribute): Return the value returned by
3705 add_const_value_attribute instead of always returning true if rtl
3708 2009-09-23 Justin Seyster <jrseys@gmail.com>
3710 * Makefile.in (PLUGIN_HEADERS): Include real.h.
3712 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3714 * cgraphunit.c (cgraph_lower_function): Revert last change.
3715 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
3716 instead of DECL_NO_STATIC_CHAIN.
3717 * tree-cfg.c (verify_gimple_call): Likewise.
3718 * tree-nested.c (get_chain_decl, get_chain_field,
3719 convert_tramp_reference_op, convert_gimple_call): Likewise.
3720 (convert_all_function_calls): Likewise. Always set or clear
3721 DECL_STATIC_CHAIN initially, for !n->outer clear it.
3722 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
3723 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
3725 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
3726 DECL_NO_STATIC_CHAIN.
3727 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
3728 instead of DECL_NO_STATIC_CHAIN.
3729 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
3730 decl_function_context.
3731 * varasm.c (initializer_constant_valid_p): Likewise.
3732 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
3733 (DECL_STATIC_CHAIN): ... this.
3734 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
3735 instead of DECL_NO_STATIC_CHAIN.
3737 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
3738 Rafael Avila de Espindola <espindola@google.com>
3740 * gengtype.c (nb_plugin_files): Make it unsigned to match
3741 num_gt_files. Adjust other variables to avoid warnings.
3742 (main): Allocate an all zero lang_bitmap before each plugin file name
3743 to match regular file names.
3745 2009-09-23 Richard Henderson <rth@redhat.com>
3747 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3748 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
3749 static chain passed in memory.
3750 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
3751 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
3752 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
3753 STATIC_CHAIN_REGNUM defined.
3755 * config/picochip/picochip-protos.h: s/class/klass/.
3756 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
3757 (picochip_static_chain): New.
3758 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
3759 (STATIC_CHAIN_INCOMING): Remove.
3761 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
3762 (xtensa_static_chain): New.
3763 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
3764 (STATIC_CHAIN_INCOMING): Remove.
3766 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3768 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
3769 * config/pa/pa-protos.h (function_value): Remove.
3770 * config/pa/pa.c (pa_function_value): Rename from function_value.
3771 Make static, add 'outgoing' argument.
3772 (TARGET_FUNCTION_VALUE): Define.
3774 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3776 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
3777 instead of cfun->machine->is_leaf.
3778 * config/avr/avr.h (machine_function): Remove is_leaf field.
3780 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3783 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
3784 DW_OP_piece after DW_OP_stack_value, adjust size calculations
3785 for it, when DW_OP_stack_value and DW_OP_implicit_value has
3786 the same size, prefer DW_OP_stack_value.
3787 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
3788 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
3790 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3793 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
3795 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3798 * cfgexpand.c (convert_debug_memory_address): New.
3799 (expand_debug_expr): Convert base address and offset to the same
3800 mode. Use it to convert addresses to other modes. Accept
3803 2009-09-23 Richard Guenther <rguenther@suse.de>
3805 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
3806 produced for bigendian targets with promoted subregs.
3808 2009-09-23 Richard Guenther <rguenther@suse.de>
3810 * value-prof.c (gimple_ic): Purge old EH edges only after building
3813 2009-09-23 Nick Clifton <nickc@redhat.com>
3815 * config/arc/arc.c (arc_trampoline_init): Fix typo.
3817 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3820 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
3823 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
3824 on non-nested functions.
3826 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3827 Jan Hubicka <jh@suse.cz>
3829 * dwarf2out.c (loc_list_plus_const): Only define if
3830 DWARF2_DEBUGGING_INFO.
3831 (address_of_int_loc_descriptor): Likewise.
3834 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
3836 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
3839 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
3840 constant is more than zero.
3842 2009-09-23 Alan Modra <amodra@bigpond.net.au>
3845 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
3846 call final to emit non-scheduled prologue, instead insert at entry.
3848 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3849 Joseph S. Myers <joseph@codesourcery.com>
3851 * doc/install.texi (*-*-freebsd*): Add proper format codes.
3853 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3854 Rafael Avila de Espindola <espindola@google.com>
3856 * gengtype.c (is_file_equal): New function.
3857 (close_output_files): Use is_file_equal. Free of->buf.
3859 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3860 Rafael Avila de Espindola <espindola@google.com>
3862 * gengtype.c (write_types, write_local): Add the output_header
3863 argument. Update all callers.
3865 2009-09-22 Dodji Seketeli <dodji@redhat.com>
3867 * dwarf2out.c (template_parameter_pack_die,
3868 gen_formal_parameter_pack_die ): New functions.
3869 (make_ith_pack_parameter_name): Remove this function.
3870 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
3871 DW_TAG_formal_parameter_pack.
3872 (gen_generic_params_dies): Represent each template parameter pack
3873 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
3874 represented by usual DW_TAG_template_*_parameter DIEs that are
3875 children of the DW_TAG_template_parameter_pack element DIE.
3876 (generic_parameter_die): This doesn't deal with parameter pack
3877 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
3878 of parameter pack DIEs.
3879 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
3880 in certain cases, e.g. for pack elements.
3881 (gen_formal_types_die, gen_decl_die): Adjust usage of
3882 gen_formal_parameter_die.
3883 (gen_subprogram_die): Represent each function parameter pack by a
3884 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
3885 represented by usual DW_TAG_formal_parameter DIEs that are children
3886 of the DW_TAG_formal_parameter_pack DIE. Remove references to
3887 ____builtin_va_alist decls as no part of the compiler uses those
3889 * langhooks.h (struct lang_hooks_for_decls): Add
3890 function_parm_expanded_from_pack_p, get_generic_function_decl
3891 and function_parameter_pack_p hooks. Fix comment for
3892 get_innermost_generic_parms hook.
3893 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
3894 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
3895 macros and use them to initialize lang_hook.
3897 2009-09-22 Richard Henderson <rth@redhat.com>
3899 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
3900 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
3901 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
3902 on TRAMPOLINE_TEMPLATE.
3903 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
3904 TRAMPOLINE_ADJUST_ADDRESS.
3905 * targhooks.c (default_asm_trampoline_template): Remove.
3906 (default_trampoline_adjust_address): Remove.
3907 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
3908 * targhooks.h: Update decls.
3910 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3912 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
3913 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
3914 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
3916 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
3919 * reload1.c (reload): Reset debug insns with pseudos without
3922 2009-09-22 Janis Johnson <janis187@us.ibm.com>
3924 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
3925 unconditional true for decimal float modes.
3926 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
3927 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
3929 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3931 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
3932 Enable a new case for __FreeBSD__ >= 7.
3933 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
3934 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
3935 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
3936 and USE_LD_AS_NEEDED.
3938 * doc/install.texi (*-*-freebsd*): Update target information.
3940 2009-09-22 Richard Guenther <rguenther@suse.de>
3943 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
3944 arrays really properly.
3946 2009-09-22 Richard Henderson <rth@redhat.com>
3949 * target.h (struct gcc_target): Add asm_out.trampoline_template,
3950 calls.static_chain, calls.trampoline_init,
3951 calls.trampoline_adjust_address.
3952 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3953 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3954 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3955 * builtins.c (expand_builtin_setjmp_receiver): Use
3956 targetm.calls.static_chain; only clobber registers.
3957 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
3958 set up memory attributes properly for the trampoline block.
3959 (expand_builtin_adjust_trampoline): Use
3960 targetm.calls.trampoline_adjust_address.
3961 * calls.c (prepare_call_address): Add fndecl argument. Use
3962 targetm.calls.static_chain.
3963 * df-scan.c (df_need_static_chain_reg): Remove.
3964 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
3965 consolodate static chain handling.
3966 * doc/tm.texi: Document new hooks.
3967 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
3968 (init_emit_regs): Don't initialize them.
3969 * expr.h (prepare_call_address): Update decl.
3970 * final.c (profile_function): Use targetm.calls.static_chain.
3971 * function.c (expand_function_start): Likewise.
3972 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
3973 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
3974 only clobber registers.
3975 * targhooks.c (default_static_chain): New.
3976 (default_asm_trampoline_template, default_trampoline_init): New.
3977 (default_trampoline_adjust_address): New.
3978 * targhooks.h: Declare them.
3979 * varasm.c (assemble_trampoline_template): Use
3980 targetm.asm_out.trampoline_template. Make the memory block const
3983 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3984 alpha_initialize_trampoline. Make static. Merge VMS parameter
3985 differences into the TARGET_ABI_OPEN_VMS code block.
3986 (TARGET_TRAMPOLINE_INIT): New.
3987 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3988 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3989 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3990 (INITIALIZE_TRAMPOLINE): Remove.
3992 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3993 (TRAMPOLINE_TEMPLATE): Merge with ...
3994 (INITIALIZE_TRAMPOLINE): ... this and move ...
3995 * config/arc/arc.c (arc_trampoline_init): ... here.
3996 (TARGET_TRAMPOLINE_INIT): New.
3998 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3999 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4000 (arm_asm_trampoline_template): New.
4001 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4002 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4003 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4004 code to arm_asm_trampoline_template.
4005 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
4006 arm_trampoline_adjust_address.
4007 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
4008 adjust for target hook parameters.
4010 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
4013 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
4014 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
4015 (bfin_trampoline_init): Rename from initialize_trampoline;
4016 make static; update for target hook parameters.
4017 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4018 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
4019 bfin_asm_trampoline_template.
4020 (INITIALIZE_TRAMPOLINE): Remove.
4022 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4023 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
4024 cris_trampoline_init): New.
4025 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
4026 cris_asm_trampoline_template.
4027 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
4028 adjust for target hook parameters.
4030 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
4032 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4033 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
4034 fr30_trampoline_init): New.
4035 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
4036 fr30_asm_trampoline_template.
4037 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
4038 adjust for target hook parameters.
4040 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
4041 (frv_trampoline_init): Rename from frv_initialize_trampoline;
4042 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
4043 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
4044 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
4046 * config/h8300/h8300.c (h8300_trampoline_init): New.
4047 (TARGET_TRAMPOLINE_INIT): New.
4048 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
4049 to h8300_trampoline_init and adjust for hook parameters.
4051 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
4052 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
4053 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
4054 make static; adjust for hook parameters.
4055 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
4057 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4058 (TARGET_TRAMPOLINE_INIT): New.
4059 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
4060 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
4061 iq2000_asm_trampoline_template.
4062 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
4063 (TRAMPOLINE_CODE_SIZE): New.
4064 (TRAMPOLINE_SIZE): Use it.
4065 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
4067 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
4068 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
4069 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
4070 adjust for hook parameters.
4071 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
4073 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
4074 (m32r_trampoline_init): New.
4075 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
4076 m32r_trampoline_init.
4078 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
4079 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
4080 make static; update for hook parameters.
4081 * config/m68hc11/m68hc11-protos.h: Update.
4082 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
4084 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4085 (TARGET_TRAMPOLINE_INIT): New.
4086 (mcore_function_value): Fix typo.
4087 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
4088 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
4089 to mcore_asm_trampoline_template.
4090 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
4092 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
4093 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
4094 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
4095 update for hook parameters.
4096 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
4098 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4099 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4100 mips_trampoline_init): New.
4101 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
4102 mips_asm_trampoline_template.
4103 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
4104 update for hook parameters.
4106 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4107 (TARGET_TRAMPOLINE_INIT): New.
4108 (mmix_trampoline_size): Remove.
4109 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
4110 make static. Remove out-of-date tetra vs octa comment.
4111 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
4112 make static; update for hook parameters.
4113 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
4114 (INITIALIZE_TRAMPOLINE): Remove.
4115 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
4116 (TRAMPOLINE_ALIGNMENT): New.
4117 * gcc/config/mmix/mmix-protos.h: Update.
4119 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4120 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4121 mn10300_trampoline_init): New.
4122 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
4123 mn10300_asm_trampoline_template.
4124 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
4126 * config/moxie/moxie.c (moxie_static_chain,
4127 moxie_asm_trampoline_template, moxie_trampoline_init,
4128 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
4129 TARGET_TRAMPOLINE_INIT): New.
4130 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
4131 moxie_trampoline_init.
4132 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
4133 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4135 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4136 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4137 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
4138 pa_trampoline_adjust_address): New.
4139 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
4140 pa_asm_trampoline_template.
4141 (TRAMPOLINE_ALIGNMENT): New.
4142 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
4143 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
4144 adjust for hook parameters.
4145 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
4147 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
4148 (TARGET_TRAMPOLINE_INIT): New.
4149 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
4150 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
4152 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
4154 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
4155 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
4156 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
4157 make static; adjust parameters for the hook.
4158 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
4160 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
4161 s390_trampoline_template; make static.
4162 (s390_trampoline_init): Rename from s390_initialize_trampoline;
4163 make static; adjust for target hook.
4164 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4165 * config/s390/s390-protos.h: Remove trampoline decls.
4166 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
4167 (TRAMPOLINE_TEMPLATE): Remove.
4168 (TRAMPOLINE_ALIGNMENT): New.
4170 * config/score/score-protos.h (score_initialize_trampoline): Remove.
4171 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4172 (TARGET_TRAMPOLINE_INIT): New.
4173 (score_asm_trampoline_template): New.
4174 (score_trampoline_init): Rename from score_initialize_trampoline;
4175 make static; adjust for hook parameters.
4176 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
4177 score[37]_asm_trampoline_template.
4178 (INITIALIZE_TRAMPOLINE): Remove.
4179 * config/score/score3.c (score3_asm_trampoline_template): New.
4180 (score3_trampoline_init): Rename from score3_initialize_trampoline;
4181 adjust for target hook.
4182 * config/score/score7.c (score7_asm_trampoline_template): New.
4183 (score7_trampoline_init): Rename from score7_initialize_trampoline;
4184 adjust for target hook.
4185 * config/score/score3.h, config/score/score7.h: Update.
4187 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
4188 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
4189 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4190 (sh_trampoline_init): Rename from sh_initialize_trampoline;
4191 make static; adjust for target hook parameters.
4192 (sh_trampoline_adjust_address): New.
4193 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
4194 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
4196 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
4197 (sparc32_initialize_trampoline): Rename from
4198 sparc_initialize_trampoline; make static; replace tramp parameter
4199 with m_tramp and update memory accesses.
4200 (sparc64_initialize_trampoline): Similarly.
4201 (sparc_trampoline_init): New.
4202 * config/sparc/sparc-protos.h: Remove trampoline decls.
4203 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
4204 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
4206 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
4207 (array_to_constant): Make ARR parameter const.
4208 (spu_trampoline_init): Rename from spu_initialize_trampoline;
4209 make static; update for hook parameters.
4210 * config/spu/spu-protos.h: Update decls.
4211 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
4213 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
4214 from xstormy16_initialize_trampoline; make static; update for
4216 (TARGET_TRAMPOLINE_INIT): New.
4217 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
4219 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4220 (TARGET_TRAMPOLINE_INIT): New.
4221 (v850_can_eliminate): Make static.
4222 (v850_asm_trampoline_template, v850_trampoline_init): New.
4223 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
4224 v850_asm_trampoline_template.
4225 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
4226 and adjust for target hook parameters.
4228 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4229 (TARGET_TRAMPOLINE_INIT): New.
4230 (vax_asm_trampoline_template, vax_trampoline_init): New.
4231 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
4232 vax_asm_trampoline_template.
4233 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
4235 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4236 (TARGET_TRAMPOLINE_INIT): New.
4237 (xtensa_asm_trampoline_template): Rename from
4238 xtensa_trampoline_template; make static.
4239 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
4240 make static; update for hook parameters.
4241 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
4242 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
4243 (INITIALIZE_TRAMPOLINE): Remove.
4245 * config/i386/i386.c (ix86_function_regparm): Do not issue an
4246 error for nested functions with regparm=3.
4247 (ix86_compute_frame_layout): Adjust frame pointer offset for
4248 ix86_static_chain_on_stack.
4249 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
4250 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
4251 don't reset to UNITS_PER_WORD.
4252 (ix86_emit_leave): Adjust ix86_cfa_state.
4253 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
4254 (ix86_static_chain): New.
4255 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
4256 make static; update for target hook parameters; use ix86_static_chain.
4257 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4258 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
4259 (INITIALIZE_TRAMPOLINE): Remove.
4260 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
4261 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
4262 to the end. Add static_chain_on_stack.
4263 (ix86_static_chain_on_stack): New.
4265 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
4266 (m68k_output_mi_thunk): Don't use static_chain_rtx.
4267 (m68k_trampoline_init): New.
4268 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
4269 m68k_trampoline_init and adjust for hook parameters.
4270 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
4271 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
4273 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4275 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
4276 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
4278 * reload1.c (reload): Call wrap_constant when substituting
4279 reg for equiv inside of DEBUG_INSNs.
4282 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
4283 add_call_src_coords_attributes, add_high_low_attributes,
4284 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
4285 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
4286 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
4287 when -gdwarf-2 -gstrict-dwarf.
4288 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
4289 -gdwarf-[23] -gstrict-dwarf.
4290 (address_of_int_loc_descriptor, loc_descriptor,
4291 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
4292 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
4293 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
4295 2009-09-22 Richard Guenther <rguenther@suse.de>
4297 PR tree-optimization/41428
4298 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
4299 (ccp_finalize): Pass it to substitute_and_fold.
4301 2009-09-22 Richard Guenther <rguenther@suse.de>
4303 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
4304 (substitute_and_fold): Adjust prototype.
4305 * tree-vrp.c (vrp_evaluate_conditional): Make static.
4306 (simplify_stmt_using_ranges): Likewise.
4307 (fold_predicate_in): Move here from tree-ssa-propagate.c.
4308 (vrp_fold_stmt): New function.
4309 (vrp_finalize): Pass it to substitute_and_fold.
4310 * tree-flow.h (vrp_evaluate_conditional): Remove.
4311 (simplify_stmt_using_ranges): Likewise.
4312 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
4313 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4314 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
4316 (fold_predicate_in): Move to tree-vrp.c.
4317 (substitute_and_fold): Use the callback instead of calling into
4318 tree-vrp.c functions directly.
4320 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4322 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
4323 comparison warning on rs6000.
4326 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
4327 GIMPLE_EH_MUST_NOT_THROW cleanup.
4328 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4330 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
4333 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
4334 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
4335 LIB_SPEC for darwin10 and later since it always uses the unwinder in
4336 libSystem which is derived from the gcc 4.2.1 unwinder.
4338 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4341 * varasm.c (default_encode_section_info): Copy TLS model into
4342 sym_ref flags regardless of backend support for TLS, for all
4343 model types except TLS_MODEL_EMULATED.
4345 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4348 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
4349 we can handle it correctly.
4351 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4353 * doc/install.texi (os2): Remove section.
4355 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4357 * doc/standards.texi (Objective-C): Adjust two URLs.
4359 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
4361 * tree-tailcall.c (process_assignment): Don't check if a
4362 multiplication or an addition are already present.
4363 (find_tail_calls): Combine multiple additions and multiplications.
4364 (adjust_accumulator_values): Emit accumulators.
4366 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
4368 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
4369 xmm register restore.
4371 2009-09-21 Jan Hubicka <jh@suse.cz>
4373 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
4374 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
4377 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
4379 * stor-layout.c (layout_type): Remove obsolete code.
4381 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
4384 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
4386 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4389 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
4390 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
4391 (fold_builtin_2, do_mpc_arg1): Update accordingly.
4392 * fold-const.c (const_binop): Likewise.
4393 * real.h (do_mpc_arg2): Update prototype.
4395 2009-09-20 Jan Hubicka <jh@suse.cz>
4397 * dwarf2out.c (add_const_value_attribute): Return true if successful.
4398 (add_location_or_const_value_attribute): Rewrite using
4400 (tree_add_const_value_attribute): Return true if successful.
4401 (tree_add_const_value_attribute_for_decl): Likewise.
4403 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
4404 (loc_descriptor): ... here;
4405 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4406 (cst_pool_loc_descr): Break out from ...; do not reffer constant
4407 pool items that was not marked for output.
4408 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
4409 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4410 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4411 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
4412 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
4413 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
4414 DW_OP_stack_value to get address of items that are not available
4416 (dw_loc_list): Handle single element lists correctly.
4418 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
4419 Pascal Obry <obry@adacore.com>
4421 * unwind-dw2-fde.c (classify_object_over_fdes):
4422 Cast the constant 1 to _Unwind_Ptr.
4423 (add_fdes): Likewise.
4424 (linear_search_fdes): Likewise.
4426 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
4428 * stor-layout.c (set_sizetype): Avoid useless type copy.
4430 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4432 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
4434 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
4435 * configure, config.in: Regenerate.
4436 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
4438 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
4439 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
4440 for global data if the output could be used in a shared library.
4441 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4442 to 0 if TARGET_WRITABLE_EH_FRAME.
4444 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
4446 PR rtl-optimization/39886
4447 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
4448 just when insn is equal to BB_END (bb).
4450 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
4452 * config/mips/mips.opt (mrelax-pic-calls): New option.
4453 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
4455 (mips_unspec_call): Change "unspec_call" expander into this.
4456 (mips_strip_unspec_call): New function.
4457 (mips_got_load): Call mips_unspec_call instead of
4458 gen_unspec_call<mode>.
4459 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
4461 (mips_cfg_in_reorg): New function.
4462 (mips16_lay_out_constants): Use it to decide whether to call
4463 CFG-aware insn splitting.
4464 (r10k_insert_cache_barriers): Move CFG set-up code from here to
4465 mips_reorg. Move DF set-up code from here ...
4466 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
4468 (mips_reorg): Call mips_df_reorg instead of
4469 r10k_insert_cache_barriers. Move CFG set-up code here from
4470 r10k_insert_cache_barriers.
4471 (mips_call_expr_from_insn): New function.
4472 (mips_pic_call_symbol_from_set): Likewise.
4473 (mips_find_pic_call_symbol): Likewise.
4474 (mips_annotate_pic_call_expr): Likewise.
4475 (mips_get_pic_call_symbol): Likewise.
4476 (mips_annotate_pic_calls): Likewise.
4477 (mips_override_options): Disable -mrelax-pic-calls unless PIC
4479 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
4480 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
4481 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
4483 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
4484 (unspec_call<mode>): Remove it.
4485 (sibcall_internal, sibcall_value_internal,
4486 sibcall_value_multiple_internal, call_internal, call_split,
4487 call_value_internal, call_value_split,
4488 call_value_multiple_internal, call_value_multiple_split): Pass
4489 SIZE_OPNO to MIPS_CALL.
4490 (call_internal_direct, call_direct_split,
4491 call_value_internal_direct, call_value_direct_split): Pass -1 as
4492 SIZE_OPNO to MIPS_CALL.
4493 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
4494 * configure: Regenerate.
4495 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
4496 and -mno-relax-pic-calls.
4497 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
4499 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4502 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
4503 in the directory this rule is called from, rather than the
4504 toplevel 'gcc' directory, to fix in-tree build.
4506 2009-09-19 Chris Demetriou <cgd@google.com>
4508 PR preprocessor/28435:
4509 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
4510 to cpplib that the preprocessor output is needed.
4512 2009-09-19 Jakub Jelinek <jakub@redhat.com>
4514 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
4515 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
4516 *return_and_restore_fpregs_<mode>,
4517 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
4520 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
4521 instead of assuming it has always a REG inside of it.
4523 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
4525 * config/freebsd.h: Update comment on types.
4526 (WINT_TYPE): Define.
4528 2009-09-18 Jason Merrill <jason@redhat.com>
4530 * c.opt: Add -fno-deduce-init-list.
4532 2009-09-18 Neil Vachharajani <nvachhar@google.com>
4534 * value-prof.c (interesting_stringop_to_profile_p): Added output
4535 argument to indicate which parameter is the size parameter.
4536 * value-prof.c (gimple_stringop_fixed_value): Use
4537 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
4538 * value-prof.c (gimple_stringops_transform): Update call sites to
4539 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
4541 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
4544 From David Binderman <dcb314@hotmail.com>:
4545 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
4546 local variable f. Remove stale comments.
4547 (ix86_compute_frame_layout): Remove useless local variable total_size.
4548 Remove #if 0'd code.
4549 (legitimate_address_p): Remove useless local variables
4550 reason_rtx and reason.
4551 (ix86_split_copysign_const): Remove useless local variable op1.
4552 (scale_counter): Remove useless local variable piece_size_mask.
4554 2009-09-18 Jakub Jelinek <jakub@redhat.com>
4556 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
4559 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4562 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
4564 2009-09-17 Jakub Jelinek <jakub@redhat.com>
4566 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
4569 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
4571 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
4572 DW_OP_implicit_value even without dwarf_version 4.
4574 2009-09-17 Jan Hubicka <jh@suse.cz>
4576 * dwarf2out.c: Include tree-pass.h and gimple.h.
4577 (loc_list_plus_const): New function.
4578 (loc_descriptor_from_tree_1): Rename to ...
4579 (loc_descriptor_from_tree): ... remove original.
4580 (loc_list_from_tree): New function.
4581 (add_AT_location_description): Accept location list.
4582 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
4583 (concatn_mem_loc_descriptor): Remove.
4584 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
4586 (secname_for_decl): Move up.
4587 (hidden_reference_p): New function; break out from ...
4588 (loc_by_refernece): ... here; move up.
4589 (dw_loc_list): New function.
4590 (single_element_loc_list): New function.
4591 (single_element_loc_list_p): New function.
4592 (add_loc_descr_to_each): New function.
4593 (add_loc_list): New function.
4594 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
4595 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
4596 add diagnostics why expansion failed.
4597 (add_location_or_const_value_attribute): Support location lists.
4598 (add_bound_info): Likewise.
4599 (descr_info_loc): Update call of loc_descriptor_from_tree.
4600 (gen_variable_die): Work on location lists.
4601 * final.c (pass_final): Add dump file.
4602 * Makefile.in (dwarf2out.o): Add new dependencies.
4604 2009-09-17 Janis Johnson <janis187@us.ibm.com>
4607 * real.c decimal_from_integer, decimal_integer_string): New.
4608 (real_from_integer): Use them as special case for decimal float.
4609 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
4610 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
4611 Do not append zero after the decimal point in string to convert.
4613 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
4615 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
4616 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
4618 2009-09-17 Martin Jambor <mjambor@suse.cz>
4620 * common.opt (fipa-sra): New switch.
4621 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
4622 * timevar.def (TV_IPA_SRA): New timevar.
4623 * params.def (ipa-sra-ptr-growth-factor): New parameter.
4624 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
4625 * tree-sra.c: Include cgraph.c.
4626 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
4627 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
4628 and grp_not_necessarilly_dereferenced.
4629 (func_param_count): New variable.
4630 (encountered_apply_args): New variable.
4631 (bb_dereferences): New variable.
4632 (final_bbs): New variable.
4633 (no_accesses_representant): New variable.
4634 (no_accesses_p): New function.
4635 (dump_access): Dump the new fields.
4636 (sra_initialize): Set encountered_apply_args to false.
4637 (get_ssa_base_param): New function.
4638 (mark_parm_dereference): New function.
4639 (create_access): Caring for INIDRECT_REFs and different handling of
4640 varialble length accesses in early IPA SRA. Store the stmt - a new
4641 parameter - to the new access.
4642 (build_access_from_expr_1): New parameter stmt, passed to
4643 create_access. Handle INDIRECT_REFs.
4644 (build_access_from_expr): Pass the current statement to
4645 build_access_from_expr_1.
4646 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
4648 (build_accesses_from_assign): Pass the current statement to
4649 build_access_from_expr_1. Do not create assign links in IPA-SRA.
4650 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
4651 final_bbs when necessary. Check for calls to __builtin_apply_args.
4652 Fixup EH info if anythng was changed.
4653 (is_unused_scalar_param): New function.
4654 (ptr_parm_has_direct_uses): New function.
4655 (find_param_candidates): New function.
4656 (mark_maybe_modified): New function.
4657 (analyze_modified_params): New function.
4658 (propagate_dereference_distances): New function.
4659 (dump_dereferences_table): New function.
4660 (analyze_caller_dereference_legality): New function.
4661 (unmodified_by_ref_scalar_representative): New function.
4662 (splice_param_accesses): New function.
4663 (decide_one_param_reduction): New function.
4664 (enum ipa_splicing_result): New type.
4665 (splice_all_param_accesses): New function.
4666 (get_param_index): New function.
4667 (turn_representatives_into_adjustments): New function.
4668 (analyze_all_param_acesses): New function.
4669 (get_replaced_param_substitute): New function.
4670 (get_adjustment_for_base): New function.
4671 (replace_removed_params_ssa_names): New function.
4672 (sra_ipa_reset_debug_stmts): New function.
4673 (sra_ipa_modify_expr): New function.
4674 (sra_ipa_modify_assign): New function.
4675 (convert_callers): New function.
4676 (modify_function): New function.
4677 (ipa_sra_preliminary_function_checks): New function.
4678 (ipa_early_sra): New function.
4679 (ipa_early_sra_gate): New function.
4680 (pass_early_ipa_sra): New variable.
4681 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
4683 2009-09-17 Michael Matz <matz@suse.de>
4686 * tree.c (build_type_attribute_qual_variant): Export.
4687 * tree.h (build_type_attribute_qual_variant): Declare.
4688 * tree-inline.c (remap_type_1): Use it to build variants with
4689 the original qualifiers and attributes.
4691 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4693 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
4694 without a fallthrough edge.
4696 2009-09-16 DJ Delorie <dj@redhat.com>
4698 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
4699 chip and ignore the "fast_interrupt" attribute if so.
4701 2009-09-16 Richard Henderson <rth@redhat.com>
4704 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
4707 2009-09-16 Richard Henderson <rth@redhat.com>
4710 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
4711 is set only if DECL_NO_STATIC_CHAIN is unset.
4712 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
4713 (FOR_EACH_NEST_INFO): New.
4714 (walk_all_functions): Use it.
4715 (finalize_nesting_tree): Likewise.
4716 (unnest_nesting_tree): Likewise.
4717 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
4718 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
4719 (convert_gimple_call): Early out if gimple_call_chain already set.
4720 (convert_all_function_calls): Iterate until no new functions
4721 require a static chain.
4722 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
4723 when building a trampoline. Use dump_function_to_file instead
4725 (lower_nested_functions): Open dump_file. Validate that decls
4726 that have DECL_NO_STATIC_CHAIN from the front end don't have that
4727 bit reset by this pass.
4729 2009-09-16 Michael Matz <matz@suse.de>
4732 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
4733 shorten decl_common_unused.
4734 (DECL_RESTRICTED_P): New accessor.
4735 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
4736 to disambiguate marked decls and restrict pointers.
4738 2009-09-16 Richard Henderson <rth@redhat.com>
4741 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
4743 2009-09-16 Jakub Jelinek <jakub@redhat.com>
4745 * integrate.c (set_block_abstract_flags): Call
4746 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
4748 2009-09-16 Richard Guenther <rguenther@suse.de>
4751 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
4754 2009-09-16 DJ Delorie <dj@redhat.com>
4755 Kaz Kojima <kkojima@gcc.gnu.org>
4757 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
4758 (sh_expand_prologue): Update calls to output_stack_adjust.
4759 (sh_expand_epilogue): Likewise.
4761 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
4764 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
4765 trying to limit the extent of searches in the insn stream.
4767 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
4768 Jakub Jelinek <jakub@redhat.com>
4772 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
4774 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
4775 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
4776 (rs6000_savres_strategy): Always save FP registers inline if the
4777 target doesn't support hardware double-precision. Set the above
4778 bits in return value when needed.
4779 (rs6000_savres_routine_sym): Fix computation for cache selector.
4780 Mark the generated symbol as a function. Rename exitp argument to
4781 lr. Move code for determining the name of the symbol...
4782 (rs6000_savres_routine_name): ...here. New function. Add cases for
4783 getting the names right on AIX and 64-bit Linux.
4784 (savres_routine_name): New variable.
4785 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
4786 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
4787 on what the target routine uses as a base register. If savep && lr
4788 describe saving of r0 into memory slot.
4789 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
4790 line calls for AIX ABI.
4791 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
4792 determine FP save/restore functions.
4793 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
4794 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
4796 (rs6000_emit_epilogue): Adjust computation of restore_lr.
4797 Duplicate restoration of LR and execute the appropriate one
4798 depending on whether GPRs are being restored inline. Set r11 from
4799 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
4800 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
4801 Fix out of line calls for AIX ABI.
4802 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
4804 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
4806 (*restore_gpregs_spe): Likewise.
4807 (*return_and_restore_gpregs_spe): Likewise.
4808 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4809 Define to empty string unconditionally.
4810 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4811 Define to empty string unconditionally.
4812 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
4815 2009-09-15 Jan Hubicka <jh@suse.cz>
4817 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
4818 * params.def (inline-insns-auto): Likewise.
4820 2009-09-15 Martin Jambor <mjambor@suse.cz>
4822 * ipa-inline.c (estimate_function_body_sizes): Dump info about
4823 individual statements only at TDF_DETAILS dump level. Format
4824 source for 80 characters per line.
4826 2009-09-15 Christian Bruel <christian.bruel@st.com>
4828 * regrename.c (do_replace): Update REG_DEAD notes.
4830 2009-09-15 Revital Eres <eres@il.ibm.com>
4832 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
4833 * targhooks.c (default_builtin_support_vector_misalignment):
4834 New builtin function.
4835 * targhooks.h (default_builtin_support_vector_misalignment):
4837 * target.h (builtin_support_vector_misalignment):
4838 New field in struct gcc_target.
4839 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
4840 new builtin function.
4841 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
4843 * config/rs6000/rs6000.c
4844 (rs6000_builtin_support_vector_misalignment): New function.
4845 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
4847 2009-09-15 Jie Zhang <jie.zhang@analog.com>
4849 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
4851 (bfin_optimize_loop): Likewise.
4852 (bfin_gen_bundles): Likewise.
4853 (workaround_speculation): Likewise.
4854 (find_load): Return NULL_RTX for debug_insn.
4856 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
4858 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
4861 2009-09-14 DJ Delorie <dj@redhat.com>
4863 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
4864 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
4867 2009-09-14 Richard Henderson <rth@redhat.com>
4868 Jakub Jelinek <jakub@redhat.com>
4870 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
4871 * cfgbuild.c (make_edges): Handle asm goto.
4872 * cfglayout.c (fixup_reorder_chain): Likewise.
4873 * cfgrtl.c (patch_jump_insn): Likewise.
4874 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
4875 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
4876 (gimple_build_asm_vec): Add and use labels parameter.
4877 (gimple_build_asm): Remove.
4878 (walk_gimple_asm): Walk labels too.
4879 * gimple.def (GIMPLE_ASM): Update docs.
4880 * gimple.h: Update decls.
4881 (struct gimple_statement_asm): Change nc to use unsigned char;
4883 (gimple_asm_nlabels): New.
4884 (gimple_asm_label_op, gimple_asm_set_label_op): New.
4885 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
4886 into gimple_build_asm_vec.
4887 * jump.c (mark_jump_label_asm): New.
4888 (mark_jump_label): Use it.
4889 (redirect_jump_1): Handle asm goto.
4890 (invert_jump_1): Soft fail if X is null.
4891 * recog.c (extract_asm_operands): New.
4892 (asm_noperands): Use it; handle asm labels.
4893 (decode_asm_operands): Use extract_asm_operands.
4894 (asm_operand_ok): Properly handle empty string.
4895 * reg-stack.c (get_asm_operands_in_out): Rename from
4896 get_asm_operand_n_inputs; use extract_asm_operands; return both
4897 inputs and outputs by reference; update all callers.
4898 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
4899 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
4900 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
4901 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
4902 (extract_asm_operands): Declare.
4903 * stmt.c (expand_asm_operands): Add and use labels parameter.
4904 (check_unique_operand_names): Likewise.
4905 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
4906 (expand_asm_stmt): Handle asm labels.
4907 * tree-cfg.c (make_gimple_asm_edges): New.
4908 (make_edges): Use it.
4909 (cleanup_dead_labels): Handle asm labels.
4910 (is_ctrl_altering_stmt): Likewise.
4911 (gimple_redirect_edge_and_branch): Likewise.
4912 * tree.def (ASM_EXPR): Add 5th operand.
4913 * tree.h (ASM_LABELS): New.
4914 (resolve_asm_operand_names): Update decl.
4916 * c-parser.c (c_parser_asm_statement): Parse asm goto.
4917 (c_parser_asm_goto_operands): New.
4918 * c-tree.h (build_asm_expr): Update decl.
4919 * c-typeck.c (build_asm_expr): Add and use labels parameter.
4920 * doc/extend.texi: Document asm goto.
4922 2009-09-14 Richard Henderson <rth@redhat.com>
4924 * except.h: Update declarations.
4925 (struct pointer_map_t): Forward declare.
4926 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
4927 (struct eh_landing_pad_d, eh_landing_pad): New.
4928 (struct eh_catch_d, eh_catch): New.
4929 (struct eh_region_d): Remove next_region_sharing_label, aka,
4930 label, tree_label, landing_pad, post_landing_pad, resume,
4931 may_contain_throw. Rename region_number to index. Remove
4932 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
4933 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
4934 (VEC(eh_landing_pad,gc)): New.
4935 (struct eh_status): Remove last_region_number. Add lp_array,
4936 throw_stmt_table, ttype_data, ehspec_data.
4937 (ehr_next, FOR_ALL_EH_REGION_AT): New.
4938 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
4939 * except.c (lang_protect_cleanup_actions): Return tree.
4940 (struct ehl_map_entry): Remove.
4941 (init_eh_for_function): Push zero entries for region and lp_array.
4942 (gen_eh_region): Add to region_array immediately.
4943 (gen_eh_region_catch): Operate on eh_catch objects.
4944 (gen_eh_landing_pad): New.
4945 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
4946 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
4947 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
4948 (get_eh_landing_pad_from_number_fn): New.
4949 (get_eh_landing_pad_from_number): New.
4950 (get_eh_region_from_lp_number_fn): New.
4951 (get_eh_region_from_lp_number): New.
4952 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
4953 (get_exception_pointer, get_exception_filter): Remove.
4954 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
4955 (current_function_has_exception_handlers): Simplify.
4956 (bring_to_root, eh_region_replaceable_by_p): Remove.
4957 (replace_region, hash_type_list, hash_eh_region): Remove.
4958 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
4959 (label_to_region_map, num_eh_regions): Remove.
4960 (get_next_region_sharing_label, must_not_throw_labels): Remove.
4961 (find_exception_handler_labels): Remove.
4962 (duplicate_eh_regions_0, find_prev_try): Remove.
4963 (struct duplicate_eh_regions_data): New.
4964 (duplicate_eh_regions_1): Rewrite.
4965 (duplicate_eh_regions): Return a pointer map instead of an
4967 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
4968 (redirect_eh_edge_to_label): Remove.
4969 (eh_region_outermost): Rewrite using eh_region pointers
4970 instead of integers.
4971 (add_ttypes_entry): Update for ttype_data move to eh_status.
4972 (add_ehspec_entry): Rewrite with VEC instead of varray.
4973 (assign_filter_values): Likewise. Export.
4974 (build_post_landing_pads, connect_post_landing_pads): Remove.
4975 (dw2_build_landing_pads): Rewrite to use lp_array.
4976 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
4977 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4978 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4979 (sjlj_mark_call_sites): Update for landing pad numbers.
4980 (finish_eh_generation): Rewrite.
4981 (gate_handle_eh): Do nothing for no eh tree.
4982 (pass_rtl_eh): Move up near finish_eh_generation.
4983 (remove_eh_landing_pad): New.
4984 (remove_eh_handler): Export.
4985 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4986 (for_each_eh_label): Rewrite to use lp_array.
4987 (make_reg_eh_region_note): New.
4988 (make_reg_eh_region_note_nothrow_nononlocal): New.
4989 (insn_could_throw_p): New.
4990 (copy_reg_eh_region_note_forward): New.
4991 (copy_reg_eh_region_note_backward): New.
4992 (check_handled, add_reachable_handler): Remove.
4993 (reachable_next_level, foreach_reachable_handler): Remove.
4994 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4995 (get_eh_region_and_lp_from_rtx): New.
4996 (get_eh_region_from_rtx): New.
4997 (can_throw_internal_1, can_throw_external_1): Remove.
4998 (can_throw_internal): Use get_eh_region_from_rtx.
4999 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5000 (insn_nothrow_p, can_nonlocal_goto): New.
5001 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5002 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5003 (add_action_record): Use VEC not varray.
5004 (collect_one_action_chain): Update for eh_region changes.
5005 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
5006 Use get_eh_region_and_lp_from_rtx.
5007 (gate_convert_to_eh_region_ranges): New.
5008 (pass_convert_to_eh_region_ranges): Use it.
5009 (push_uleb128, push_sleb128): Use VEC not varray.
5010 (output_one_function_exception_table): Likewise.
5011 (dump_eh_tree): Update for eh_region changes.
5012 (verify_eh_tree): Likewise.
5013 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
5014 * tree-eh.c: Include target.h.
5015 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
5016 Don't disallow GIMPLE_RESX; adjust argument check.
5017 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
5018 (record_stmt_eh_region): Update for landing pad numbers;
5019 generate a landing pad if necessary.
5020 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
5021 (remove_stmt_from_eh_lp_fn): Similarly.
5022 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
5023 Update for lp numbers; don't special case missing throw_stmt_table.
5024 (lookup_expr_eh_lp): Similarly.
5025 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
5026 (eh_seq, eh_region_may_contain_throw): New.
5027 (struct leh_state): Add ehp_region.
5028 (struct leh_tf_state): Remove eh_label.
5029 (emit_post_landing_pad): New.
5030 (emit_resx, emit_eh_dispatch): New.
5031 (note_eh_region_may_contain_throw): New.
5032 (frob_into_branch_around): Take eh_region not eh label;
5033 emit eh code into eh_seq.
5034 (honor_protect_cleanup_actions): Early exit for no actions. Don't
5035 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
5036 lower_eh_must_not_throw. Emit code to eh_seq.
5037 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
5038 (lower_try_finally_onedest): Likewise.
5039 (lower_try_finally_copy): Likewise.
5040 (lower_try_finally_switch): Likewise.
5041 (lower_try_finally): Initialize ehp_region.
5042 (lower_catch): Update for eh_catch objects.
5043 (lower_eh_filter): Don't handle must_not_throw.
5044 (lower_eh_must_not_throw): New.
5045 (lower_cleanup): Don't set eh_label.
5046 (lower_eh_constructs_2): Resolve eh builtins.
5047 Handle GIMPLE_EH_MUST_NOT_THROW.
5048 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
5049 Add eh_seq to the end of the function body.
5050 (make_eh_dispatch_edges): New.
5051 (make_eh_edge): Remove.
5052 (make_eh_edges): Simplify for landing pads.
5053 (redirect_eh_edge_1): New.
5054 (redirect_eh_edge): Use it.
5055 (redirect_eh_dispatch_edge): New.
5056 (stmt_could_throw_p): Use a switch. Allow RESX.
5057 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
5058 (stmt_can_throw_internal): Likewise.
5059 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
5060 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
5061 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
5062 (gate_refactor_eh): New.
5063 (pass_refactor_eh): Use it.
5064 (lower_resx, execute_lower_resx, pass_lower_resx): New.
5065 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
5066 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
5067 (remove_unreachable_handlers): Rename from
5068 tree_remove_unreachable_handlers; rewrite for landing pads;
5069 call remove_eh_handler directly.
5070 (remove_unreachable_handlers_no_lp): New.
5071 (unsplit_eh, unsplit_all_eh): New.
5072 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
5073 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
5074 (cleanup_empty_eh_unsplit): New.
5075 (cleanup_empty_eh): Rewrite.
5076 (cleanup_all_empty_eh): New.
5077 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
5078 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
5079 (gate_cleanup_eh): New.
5080 (pass_cleanup_eh): Use it.
5081 (verify_eh_edges): Move later in file. Expect one EH edge.
5082 (verify_eh_dispatch_edge): New.
5084 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
5085 (gtype-desc.o): Add TARGET_H.
5086 (tree.o): Use EXCEPT_H, not except.h.
5087 (cfgbuild.o): Add EXPR_H.
5088 (GTFILES): Add vecprim.h.
5089 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
5090 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
5091 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
5092 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
5093 * calls.c (emit_call_1): Use make_reg_eh_region_note.
5094 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
5095 calls to can_throw_internal.
5096 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
5097 (make_edges): Don't handle RESX; use can_nonlocal_goto.
5098 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
5099 (expand_gimple_stmt): Use make_reg_eh_region_note.
5100 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
5101 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
5102 or find_exception_handler_labels.
5103 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
5104 there is exacly one EH edge. Use can_nonlocal_goto and
5106 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
5107 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
5108 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
5109 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
5110 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
5111 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
5112 * dse.c (scan_insn): Use insn_could_throw_p.
5113 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
5114 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
5115 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
5116 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
5117 EXC_PTR_EXPR or FILTER_EXPR.
5118 (tree_expr_nonzero_warnv_p): Likewise.
5119 * function.h: Include vecprim.h, not varray.h
5120 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
5121 move ttype_data and ehspec_data members to struct eh_status; change
5122 action_record_data member to a VEC.
5123 * gcse.c (hash_scan_set): Use can_throw_internal.
5124 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
5125 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
5126 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5127 (block_may_fallthru): Don't handle RESX_EXPR.
5128 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
5129 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
5130 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
5131 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
5132 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
5133 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
5134 (gimple_size): Likewise.
5135 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
5136 (gimple_build_resx): Use gimple_build_with_ops.
5137 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
5138 (is_gimple_val): Likewise.
5139 (is_gimple_stmt): Remove RESX_EXPR.
5140 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
5141 (GIMPLE_RESX): Reorder with other EH constructs.
5142 * gimple.h (struct gimple_statement_eh_mnt): New.
5143 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
5144 (gimple_eh_filter_must_not_throw): Remove.
5145 (gimple_eh_filter_set_must_not_throw): Remove.
5146 (gimple_eh_must_not_throw_fndecl): New.
5147 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
5148 (is_gimple_resx): New.
5149 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
5150 Don't copy EH_FILTER_MUST_NOT_THROW.
5151 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
5152 * ipa-inline.c (estimate_function_body_sizes): Don't try to
5153 handle must_not_throw_labels specially.
5154 * ipa-pure-const.c (check_call): Update debug statement for LP.
5155 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
5156 * ipa-utils.c (get_base_var): Likewise.
5157 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
5158 * lower-subreg.c (move_eh_region_note): Remove.
5159 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
5160 * omp-low.c (new_omp_context): Update for eh_lp_nr.
5161 (create_task_copyfn): Likewise.
5162 (maybe_catch_exception): Use gimple_build_eh_filter.
5163 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
5164 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
5165 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
5166 and pass_lower_resx.
5167 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
5168 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
5169 can_throw_internal, can_nonlocal_goto.
5170 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
5171 copy_reg_eh_region_note_forward.
5172 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
5173 (emit_output_reload_insns): Likewise.
5174 (copy_eh_notes): Remove.
5175 * rtl.def (RESX): Remove.
5176 * rtl.h: Update declarations.
5177 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
5178 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
5179 (update_eh_label): Remove.
5180 (cleanup_dead_labels_eh): New.
5181 (cleanup_deal_labels): Use it instead of update_eh_label.
5182 (gimple_merge_blocks): Update landing pad data structure when
5183 removing a landing pad label.
5184 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
5185 test; handle GIMPLE_EH_MUST_NOT_THROW.
5186 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
5187 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
5188 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
5189 (verify_stmt): Likewise. Verify landing pads.
5190 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
5191 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
5192 (struct move_stmt_d): Add eh_map.
5193 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
5194 (move_stmt_r): Remap eh region numbers in builtin calls,
5195 resx and eh_dispatch.
5196 (move_block_to_fn): Remove eh_offset parameter. Use
5197 maybe_duplicate_eh_stmt_fn.
5198 (find_outermost_region_in_block): Operate on eh_region pointers
5199 instead of region numbers.
5200 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
5201 duplicate_eh_regions.
5202 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
5203 test earlier. Disallow EH landing pads.
5204 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
5205 * tree-flow.h: Update declarations.
5206 (struct tree_ann_common_d): Replace rn with lp_nr.
5207 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
5208 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
5209 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
5210 resx and eh_dispatch.
5211 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
5212 (copy_edges_for_bb): Use make_eh_dispatch_edges.
5213 (copy_cfg_body): Expect eh_map instead of eh_region_offset
5214 from duplicate_eh_regions.
5215 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
5216 update RESX; handle EH_DISPATCH.
5217 (expand_call_inline): Set eh_lp_nr, not eh_region.
5218 (maybe_inline_call_in_expr): Likewise.
5219 * tree-inline.h (struct copy_body_data): Replace eh_region with
5220 eh_lp_nr, eh_region_offset with eh_map.
5221 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
5222 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
5223 * tree-pretty-print.c (dump_generic_node): Don't handle
5224 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
5225 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
5226 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
5227 EXC_PTR_EXPR, FILTER_EXPR.
5228 * tree-ssa-operands.c (get_expr_operands): Likewise.
5229 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
5230 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5231 (ao_ref_init_from_vn_reference): Likewise.
5232 * tree-ssa-sink.c (statement_sink_location): Likewise.
5233 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5234 (mark_virtual_phi_result_for_renaming): Export. Tidy.
5235 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
5236 EXC_PTR_EXPR, FILTER_EXPR.
5237 (is_exception_related): Remove.
5238 (compute_avail): Don't call it.
5239 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
5240 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
5241 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
5242 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
5244 (build_resx): Remove.
5245 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
5246 * tree.h: Update declarations.
5247 (EH_FILTER_MUST_NOT_THROW): Remove.
5248 (struct tree_label_decl): Add eh_landing_pad_nr.
5249 (EH_LANDING_PAD_NR): New.
5250 * value-prof.c (gimple_ic): Tidy variable names. Update for
5251 landing pad numbers.
5252 (gimple_stringop_fixed_value): Tidy variable names. Assert
5253 that neither call stmt can throw.
5254 * vecprim.h (uchar): New.
5255 (VEC(uchar,heap), VEC(uchar,gc)): New.
5257 * c-common.c (c_define_builtins): Update call to
5258 build_common_builtin_nodes.
5259 * c-parser.c (c_parse_file): Don't call
5260 default_init_unwind_resume_libfunc.
5262 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
5264 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
5265 (mips_cprestore_address_p): Likewise.
5266 (mips_save_gp_to_cprestore_slot): Likewise.
5267 (mips_restore_gp): Rename to...
5268 (mips_restore_gp_from_cprestore_slot): ...this.
5269 (mips_must_initialize_gp_p): Declare.
5270 (mips_emit_save_slot_move): Likewise.
5271 (mips_output_load_label): Return nothing.
5272 (mips_eh_uses): Declare.
5273 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
5274 (TARGET_CPRESTORE_DIRECTIVE): New macro.
5275 (TARGET_ABSOLUTE_JUMPS): Likewise.
5276 (EH_USES): Likewise.
5277 (FIRST_PSEUDO_REGISTER): Update comment.
5278 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
5279 (MIPS_CALL): ...here.
5280 (REGISTER_NAMES): Add $cprestore.
5281 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
5282 Add load_label_length, has_inflexible_gp_insn_p,
5283 has_flexible_gp_insn_p, must_initialize_gp_p and
5284 must_restore_gp_when_clobbered_p.
5285 (mips_expand_call): Don't generate split instructions here.
5286 (mips_split_call): Update the call to mips_restore_gp after
5287 the above name change.
5288 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
5289 (mips_find_gp_ref): New function.
5290 (mips_insn_has_inflexible_gp_ref_p): Likewise.
5291 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
5292 (mips_insn_has_flexible_gp_ref_p): Likewise.
5293 (mips_cfun_has_flexible_gp_ref_p): Likewise.
5294 (mips_function_has_gp_insn): Delete.
5295 (mips_global_pointer): Drop the df_regs_ever_live_p check.
5296 Use the new functions above. Only return INVALID_REGNUM
5297 for TARGET_ABSOLUTE_JUMPS.
5298 (mips_must_initialize_gp_p): New function.
5299 (mips_get_cprestore_base_and_offset): New function, extracted from...
5300 (mips_cprestore_slot): ...here. Take a bool parameter.
5301 (mips_cfun_has_cprestore_slot_p): New function.
5302 (mips_cprestore_address_p): Likewise.
5303 (mips_save_gp_to_cprestore_slot): Likewise.
5304 (mips_restore_gp): Rename to...
5305 (mips_restore_gp_from_cprestore_slot): ...this. Assert
5306 epilogue_completed. Update the call to mips_cprestore_slot.
5307 Test cfun->machine->must_restore_gp_when_clobbered_p.
5308 (mips_direct_save_slot_move_p): New function.
5309 (mips_emit_save_slot_move): Likewise.
5310 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
5311 of cfun->machine->global_pointer.
5312 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
5313 (mips_save_reg): Use mips_emit_save_slot_move.
5314 (mips_expand_prologue): Set must_initialize_gp_p.
5315 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
5316 for all cprestore saves. Emit a use_cprestore instruction after
5317 setting up the cprestore slot.
5318 (mips_restore_reg): Use mips_emit_save_slot_move.
5319 (mips_process_load_label): New function.
5320 (mips_load_label_length): Likewise.
5321 (mips_output_load_label): Don't return asm: output it here instead.
5322 Use mips_process_load_label.
5323 (mips_adjust_insn_length): Adjust the length of branch instructions
5324 that have length MAX_PIC_BRANCH_LENGTH.
5325 (mips_output_conditional_branch): Update the call to
5326 mips_output_load_label. Assume the branch target is OPERANDS[0]
5327 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
5328 (mips_output_order_conditional_branch): Swap the meaning of
5329 OPERANDS[0] and OPERANDS[1].
5330 (mips_variable_issue): Don't count ghost instructions.
5331 (mips_expand_ghost_gp_insns): New function.
5332 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
5333 (mips_output_mi_thunk): Set must_initialize_gp_p.
5334 (mips_eh_uses): New function.
5335 * config/mips/predicates.md (cprestore_save_slot_operand)
5336 (cprestore_load_slot_operand): New predicates.
5337 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
5338 (UNSPEC_MOVE_GP): Likewise.
5339 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
5340 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
5341 (CPRESTORE_SLOT_REGNUM): New register.
5342 (MAX_PIC_BRANCH_LENGTH): New constant.
5343 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
5344 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
5345 branches. Fix commentary.
5346 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
5347 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
5348 Change type to "ghost".
5349 (loadgp_absolute_<mode>): Likewise.
5350 (loadgp_rtp_<mode>): Likewise.
5351 (copygp_mips16): Likewise.
5352 (loadgp_blockage): Remove redundant mode attribute.
5353 (potential_cprestore): New instruction.
5354 (cprestore): Turn into an unspec set.
5355 (use_cprestore): New instruction.
5356 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
5357 (*branch_fp_inverted): Likewise.
5358 (*branch_order<mode>): Likewise.
5359 (*branch_order<mode>_inverted): Likewise.
5360 (*branch_equality<mode>): Likewise.
5361 (*branch_equality<mode>_inverted): Likewise.
5362 (*branch_bit<bbv><mode>): Likewise.
5363 (*branch_bit<bbv><mode>_inverted): Likewise.
5364 (*branch_equality<mode>_mips16): Remove redundant mode.
5365 (jump): Turn into a define_expand.
5366 (*jump_absolute): New instruction.
5367 (*jump_pic): Likewise.
5368 (*jump_mips16): Rename previously-unnamed pattern. Remove
5369 redundant mode attribute.
5370 (restore_gp): Split on epilogue_completed rather than
5371 reload_completed. Change type to "ghost".
5372 (move_gp<mode>): New instruction.
5373 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
5374 Remove redundant mode attribute.
5375 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
5376 (bc1any4f, bc1any2t, bc1any2f): Likewise.
5377 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
5379 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5382 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
5383 are returned in the same register (vs34 or v2) that Altivec vector
5384 types are returned in.
5385 (rs6000_libcall_value): Ditto.
5388 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
5389 instead of explicit addsi3/adddi3 calls.
5390 (rs6000_split_multireg_move): Ditto.
5391 (rs6000_emit_allocate_stack): Ditto.
5392 (rs6000_emit_prologue): Ditto.
5393 (rs6000_output_mi_thunk): Ditto.
5395 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
5396 size is 64 bits if we can use 64-bit registers.
5398 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
5400 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
5403 From Jie Zhang <jie.zhang@analog.com>:
5404 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
5405 save FP and RETS with saveall attribute.
5406 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
5407 with saveall attribute.
5409 * config/bfin/bfin.c (bfin_expand_builtin,
5410 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
5413 From Jie Zhang <jie.zhang@analog.com>:
5414 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
5415 before use in two places.
5416 * config/bfin/bfin.md (AREG): Define mode iterator.
5417 (reload_in, reload_out): Use mode iterator AREG.
5419 2009-09-14 Richard Guenther <rguenther@suse.de>
5422 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
5423 EH personality path.
5425 2009-09-13 Richard Guenther <rguenther@suse.de>
5426 Rafael Avila de Espindola <espindola@google.com>
5428 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
5429 (LANG_HOOKS_EH_PERSONALITY): Likewise.
5430 (LANG_HOOKS_INITIALIZER): Adjust.
5431 (lhd_pass_through_t): Declare.
5432 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
5434 * langhooks.c (lhd_pass_through_t): New function.
5435 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
5436 dwarf2out_begin_prologue): Use personality from current_function_decl.
5437 * expr.h (get_personality_function): Declare.
5438 * expr.c (get_personality_function): New function.
5439 (build_personality_function): Likewise.
5440 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
5441 (eh_personality_libfunc): Remove.
5442 * optabs.c (build_libfunc_function): New function split out from ...
5443 (init_one_libfunc): ... here.
5444 * tree.h (DECL_FUNCTION_PERSONALITY): New.
5445 (tree_function_decl): Add personality.
5446 (lhd_gcc_personality): Declare.
5447 (build_personality_function): Likewise.
5448 * tree.c (gcc_eh_personality_decl): New.
5449 (lhd_gcc_personality): New function.
5450 * except.h (lang_eh_runtime_type): Remove.
5451 (enum eh_personality_kind): New.
5452 (build_personality_function): Declare.
5453 (function_needs_eh_personality): Declare.
5454 * except.c (lang_eh_runtime_type): Remove.
5455 (function_needs_eh_personality): New function.
5456 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
5457 (sjlj_emit_function_enter, output_function_exception_table):
5458 Use personality from current_function_decl.
5459 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
5460 * tree-inline.c (tree_can_inline_p): Do not inline across different
5462 (expand_call_inline): Likewise. Adjust the callers EH personality.
5463 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
5464 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
5465 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
5466 (c-parser.o): Likewise
5467 * c-tree.h (c_eh_initialized_p): Remove.
5468 (c_maybe_initialize_eh): Likewise.
5469 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
5470 (finish_decl): Don't call c_maybe_initialize_eh.
5471 (c_eh_initialized_p): Remove.
5472 (c_maybe_initialize_eh): Likewise.
5473 * c-parser.c (c_parser_omp_construct): Likewise.
5474 (c_parse_file): Initialize exception handling.
5476 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
5478 * config.gcc (tm_file): Remove i386/biarch32.h
5479 for i?86-w64-mingw* case.
5480 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
5482 * config.host: Set for x64 mingw the option
5483 use_long_long_for_widest_fast_int to yes.
5485 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
5487 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5488 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
5489 (dbxout_begin_function): Likewise.
5490 * final.c (dwarf2_debug_info_emitted_p): New predicate.
5491 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
5492 set on the function.
5493 (final_end_function): Likewise.
5494 (final_scan_insn): Likewise.
5495 (rest_of_handle_final): Likewise.
5496 * varasm.c (assemble_start_function): Likewise.
5497 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5499 2009-09-12 Jason Merrill <jason@redhat.com>
5501 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
5502 * opts.c (common_handle_option): constify.
5504 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5506 * doc/install.texi (avr): Remove obsolete reference site.
5508 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5510 * doc/install.texi (Binaries): Adjust AIX link.
5512 2009-09-12 Akim Demaille <demaille@gostai.com>
5514 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
5515 Use an imperative sentence.
5517 2009-09-11 Richard Henderson <rth@redhat.com>
5519 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
5520 structure-name and has-tree-operands arguments; update all entries.
5521 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
5523 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
5524 (gsstruct_code_size): New.
5525 (gss_for_code_): New.
5526 (gss_for_code): Remove.
5527 (gimple_size): Rewrite using gsstruct_code_size.
5528 (gimple_statement_structure): Move to gimple.h.
5529 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
5530 (gss_for_code, gimple_statement_structure): New.
5531 (gimple_ops): Use new arrays; tidy.
5533 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5535 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
5536 operand to be a PLUS expression.
5537 * config/pa/pa.c (pa_secondary_reload): Likewise.
5539 2009-09-11 Jakub Jelinek <jakub@redhat.com>
5541 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
5543 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
5546 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5548 From Jie Zhang <jie.zhang@analog.com>:
5549 * doc/extend.texi (node Function Attributes): Document l2
5551 (node Blackfin Variable Attributes): Document l2 variable attributes.
5553 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
5555 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
5556 to match the system compiler's configuration at inflection point.
5557 Add comment to remark a remaining difference with system compiler.
5559 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
5560 * configure: Regenerate.
5562 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5564 From Jie Zhang <jie.zhang@analog.com>:
5565 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
5566 (bfin_handle_l2_attribute): New.
5567 (bfin_attribute_table): Add l2 attribute.
5569 2009-09-11 Michael Matz <matz@suse.de>
5572 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
5573 on the local_decls list.
5575 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
5579 * cselib.c (cselib_expand_value_rtx_cb): Document callback
5581 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
5582 for VALUEs, to implement the documented interface.
5583 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
5584 Adjust for VALUEs and anything else, to implement the
5585 documented interface.
5587 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
5589 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
5590 with actual SPE/paired vector modes before using 64-bit alignment.
5591 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
5593 2009-09-10 DJ Delorie <dj@redhat.com>
5595 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
5598 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
5599 * config/mep/mep.c (mep_legitimate_constant_p): New.
5600 * config/mep/mep-protos.h: Prototype it.
5602 2009-09-10 Richard Henderson <rth@redhat.com>
5604 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
5606 2009-09-10 Jason Merrill <jason@redhat.com>
5608 * tree.c (chain_index): New fn.
5609 * tree.h: Declare it.
5611 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5613 * config/sol2-c.c (cmn_err_length_specs): Initialize
5614 scalar_identity_flag.
5616 2009-09-10 Richard Henderson <rth@redhat.com>
5618 * tree.h (struct tree_decl_common): Move align member earlier;
5619 move label_decl_uid member ...
5620 (struct tree_label_decl): ... here.
5621 (LABEL_DECL_UID): Update to match.
5623 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
5626 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
5627 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
5629 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
5630 dest_prev if the edge is complex.
5632 * tree-cfg.c (is_ctrl_stmt): Use a switch.
5634 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
5635 loop latch tests earlier.
5637 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
5638 before GIMPLE_RETURN, not after its predecessor; insert
5641 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
5642 gimple_seq_empty_p to test for no PHI nodes.
5643 * tree-cfg.c (split_critical_edges): Likewise.
5645 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
5647 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
5649 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
5650 introduced by the VTA branch merge.
5652 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
5654 * ira-conflicts.c: Use fputs or putc instead of fprintf
5658 * tree-switch-conversion.c: Ditto.
5660 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
5662 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
5663 introduced by the VTA branch merge.
5665 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
5668 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5670 PR rtl-optimization/39779
5671 * expr.c (convert_modes): Return when mode == oldmode after
5672 CONST_INTs are processed.
5674 2009-09-10 Nick Clifton <nickc@redhat.com>
5676 * config/mep/mep.c (mep_encode_section_info): Copy weakness
5677 attribute and referring decl when creating renamed symbol.
5679 2009-09-10 Richard Guenther <rguenther@suse.de>
5682 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
5684 (cgraph_finalize_compilation_unit): Compute reachability
5685 before emitting thunks. Properly process aliases before
5686 possibly removing unreachable nodes.
5688 2009-09-10 Richard Guenther <rguenther@suse.de>
5691 * tree.c (struct free_lang_data_d): Add worklist member.
5692 (find_decls_types_r): Push onto the worklist instead of recursing.
5693 Handle TREE_BINFOs properly.
5694 (find_decls_types): New function wrapped around find_decls_types_r
5695 to process the worklist.
5696 (find_decls_types_in_eh_region): Use it.
5697 (find_decls_types_in_node): Likewise.
5698 (find_decls_types_in_var): Likewise.
5699 (free_lang_data_in_cgraph): Likewise. Free the worklist.
5700 * tree.h (RECORD_OR_UNION_TYPE_P): New.
5701 (AGGREGATE_TYPE_P): Adjust.
5703 2009-09-09 Jason Merrill <jason@redhat.com>
5705 * configure.ac: Check glibc version even if we have an in-tree
5708 2009-09-09 Anthony Green <green@moxielogic.com>
5710 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
5711 the constant 0 when appropriate.
5712 * config/moxie/constraints.md: Add constraint O.
5714 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
5715 to pass up to 6 32-bit argument values in registers.
5716 (moxie_function_arg): Ditto.
5717 (moxie_arg_partial_bytes): Ditto.
5718 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
5719 (REG_PARM_STACK_SPACE): Ditto.
5720 (FUNCTION_ARG_REGNO_P): Ditto.
5722 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
5723 instruction to allocate stack space.
5725 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
5727 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
5728 unnecessarily stringent constraints. Fix address
5729 calculation in the splitters.
5731 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5733 PR rtl-optimization/39779
5734 * expr.c (convert_modes): Return when mode == oldmode after
5735 CONST_INTs are processed.
5737 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
5740 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
5741 (ix86_expand_prologue): Take frame.padding0 into logic of
5743 (ix86_expand_epilogue): Likewise.
5745 2009-09-09 Jakub Jelinek <jakub@redhat.com>
5747 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
5749 (SHLIB_LINK, SHLIB_INSTALL): Use them.
5750 * config/t-slibgcc-libgcc: New file.
5751 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
5753 2009-09-09 Martin Jambor <mjambor@suse.cz>
5755 PR tree-optimization/41089
5756 * tree-sra.c (find_var_candidates): Do not consider va_lists in
5759 2009-09-09 Richard Henderson <rth@redhat.com>
5761 * gimple.h (CASE_GIMPLE_OMP): New.
5762 (is_gimple_omp): Use it.
5763 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
5764 (verify_gimple_debug): Likewise.
5766 2009-09-09 Richard Guenther <rguenther@suse.de>
5768 PR tree-optimization/41101
5769 * tree-ssa-pre.c (maximal_set): Remove.
5770 (compute_antic_aux): Treat the maximal set as implicitly all ones.
5771 Defer all blocks we didn't visit at least one successor.
5772 (add_to_exp_gen): Do not add to the maximal set.
5773 (make_values_for_phi): Likewise.
5774 (compute_avail): Likewise.
5775 (init_pre): Do not allocate the maximal set.
5776 (execute_pre): Do not dump it.
5778 2009-09-09 Martin Jambor <mjambor@suse.cz>
5780 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
5781 an SSA_NAME rather than a is_gimple_variable.
5783 2009-09-09 Richard Guenther <rguenther@suse.de>
5786 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
5787 code dealing with plain pointer bases.
5788 (maybe_fold_offset_to_reference): Likewise.
5789 (maybe_fold_stmt_addition): Adjust.
5791 2009-09-09 Richard Guenther <rguenther@suse.de>
5793 * tree.c (free_lang_data_in_type): Do not free the type variant
5795 (free_lang_data): Merge char_type_node with its properly signed
5797 (pass_ipa_free): Collect after freeing language specific data.
5799 2009-09-09 Michael Matz <matz@suse.de>
5802 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
5803 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
5804 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
5807 2009-09-08 DJ Delorie <dj@redhat.com>
5809 * config/mep/mep.c (conversions[]): Add "ml" pattern.
5811 2009-09-04 Jason Merrill <jason@redhat.com>
5813 * tree.c (tree_find_value): Remove.
5814 * tree.h: Remove prototype.
5815 * varasm.c (assemble_external): Use value_member instead.
5817 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5819 * toplev.c (process_options): Choose default debugging type when
5820 gtoggle enables debug info and type is unset.
5822 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5826 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
5829 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5831 * configure: Rebuilt with modified libtool.m4.
5833 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5838 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
5840 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5842 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
5843 (remove_statement): Likewise.
5844 (rewrite_use_nonlinear_expr): Adjust.
5845 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
5846 * tree-ssa.c (release_defs_bitset): ... this. New.
5847 * tree-flow.h (release_defs_bitset): Declare.
5849 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5852 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
5853 in the middle block.
5855 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
5857 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
5858 via intptr_t to long type.
5859 (insert_operand_rank): Cast long type via intptr_t to
5861 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
5863 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
5864 from pointer to unsigned via uintptr_t.
5866 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
5867 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
5869 * configure: Regenerated.
5870 * config.in: Regenerated
5871 * system.h (stdint.h): Add include.
5872 (inttypes.h): Likewise.
5873 * Makefile.in (aclocal): Add config/stdint.m4.
5874 * aclocal.m4: Regenerated.
5876 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
5878 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
5880 (note_np_check_stores): New function.
5881 (harmless_null_pointer_p): New function.
5882 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
5883 changed. Take into account whether we're in the shadow of a condjump
5884 that tested NP_REG for NULL.
5885 Lose all code that tested for SEQUENCEs.
5886 (workaround_speculation): Avoid inserting NOPs for loads that are
5887 either always executed or a NULL pointer.
5889 2009-09-08 Jan Hubicka <jh@suse.cz>
5891 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
5892 * params.def (early-inlining-insns): Likewise.
5894 2009-09-08 Jakub Jelinek <jakub@redhat.com>
5896 PR rtl-optimization/41239
5897 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
5898 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
5900 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
5901 across calls, as the calls might not always return normally.
5902 (call_may_noreturn_p): New function.
5903 (deps_analyze_insn): Update last_function_call_may_noreturn list.
5904 (init_deps): Initialize it.
5905 (remove_from_deps): Also remove calls from
5906 last_function_call_may_noreturn list.
5908 2009-09-07 Richard Henderson <rth@redhat.com>
5910 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
5911 more VR->OPERANDS than LHS operands. Free LHS before returning.
5913 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5915 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
5916 (attr "addrtype"): New member "spreg".
5917 Use it if mem_spfp_address_operand is true for the address.
5918 (attr "type"): New entry "stall".
5919 (cpu_unit "load"): New.
5920 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
5922 (insn_reservation "loadsp"): New.
5923 (insn_reservation "load_stall1"): New.
5924 (insn_reservation "load_stall3"): New.
5926 * config/bfin/predicates.md (const1_operand, const3_operand): New.
5927 (mem_p_address_operand): Exclude stack and frame pointer based
5929 (mem_spfp_address_operand): New; match them here.
5930 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
5931 (bfin_reorg): Call it if scheduling insns.
5932 (bfin_gen_bundles): Remove dummy insns created by
5933 add_sched_insns_for_speculation.
5935 From Jie Zhang <jie.zhang@analog.com>:
5936 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
5937 bfin_si_revision, bfin_workarounds): Move these ...
5938 * config/bfin/bfin.h: ... here.
5940 From Mike Frysinger <michael.frysinger@analog.com>
5941 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
5942 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
5943 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
5944 bf547m, bf548m, and bf549m.
5945 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
5946 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
5947 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
5948 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
5949 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
5950 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
5951 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
5952 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
5953 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
5954 bf542m, bf544m, bf547m, bf548m, and bf549m.
5956 From Jie Zhang <jie.zhang@analog.com>:
5957 * config/bfin/predicates.md (p_register_operand): New predicate.
5958 (dp_register_operand): New predicate.
5959 * config/bfin/bfin-protos.h (WA_05000074): Define.
5960 (ENABLE_WA_05000074): Define.
5961 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
5962 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
5963 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
5964 (define_attr addrtype): Allow load/store register to be P register.
5965 (define_attr storereg): New.
5966 (define_cpu_unit anomaly_05000074): New.
5967 (define_insn_reservation dsp32shiftimm): New.
5968 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
5969 (define_insn_reservation loadp): Cannot use slot2.
5970 (define_insn_reservation loadsp): Cannot use slot2.
5971 (define_insn_reservation storep): Cannot use slot2. Does not
5972 apply when working around 05000074.
5973 (define_insn_reservation storep_anomaly_05000074): New.
5974 (define_insn_reservation storei): Does not apply when working
5976 (define_insn_reservation storei_anomaly_05000074): New.
5977 (define_attr length): Add dsp32shiftimm case.
5978 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5979 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5980 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5981 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5982 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5984 2009-09-07 Martin Jambor <mjambor@suse.cz>
5987 * tree-sra.c (create_artificial_child_access): Return NULL if
5988 build_ref_for_offset fails.
5989 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5990 and create_artificial_child_access to fail.
5992 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5995 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5996 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5997 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5999 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6001 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6002 block, ensure it has an exit edge. Emit a barrier after a jump.
6004 2009-09-07 Nick Clifton <nickc@redhat.com>
6006 * gcc.c (this_is_linker_script): New variable. Like
6007 this_is_library_file but for the %T constructor.
6008 (end_going_arg): If this_is_linker_script is set then locate the
6009 script and insert a --script switch before it
6010 (do_spec_2): Initialise this_is_linker_script.
6011 (do_spec_1): Likewise. Handle %T construct.
6012 (eval_spec_function): Preserve this_is_linker_script.
6013 * doc/invoke.texi: Document %T construct in spec files.
6014 * config/m32c/m32c.h (LIB_SPEC): Use it.
6016 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6018 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
6019 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
6020 when volatile flag is set.
6021 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
6023 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
6026 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
6027 (combine_stack_adjustments_for_block): Allow insns between stack
6028 adjustments and stores with corresponding pre-(dec|inc)rement or
6029 pre-modify operation.
6031 2009-09-06 Jakub Jelinek <jakub@redhat.com>
6034 * combine-stack-adj.c (struct csa_memlist): Rename to...
6035 (struct csa_reflist): ... this. Rename mem field to ref.
6036 (free_csa_memlist): Rename to...
6037 (free_csa_reflist): ... this.
6038 (record_one_stack_memref): Rename to...
6039 (record_one_stack_ref): ... this. Handle also REG_P.
6040 (try_apply_stack_adjustment): Handle also REG_P.
6041 (struct record_stack_memrefs_data): Rename to...
6042 (struct record_stack_refs_data): ... this. Rename memlist field to
6044 (record_stack_memrefs): Rename to...
6045 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
6046 subexpressions instead of failing when a MEM contains SP references.
6047 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
6048 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
6050 2009-09-06 Richard Guenther <rguenther@suse.de>
6053 * tree.c (build_array_type): Do not record types marked
6054 with structural equality in the canonical type hashtable.
6056 2009-09-06 Richard Guenther <rguenther@suse.de>
6059 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
6061 2009-09-05 Richard Guenther <rguenther@suse.de>
6064 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
6066 2009-09-05 Richard Guenther <rguenther@suse.de>
6069 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
6071 2009-09-05 Richard Guenther <rguenther@suse.de>
6074 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
6075 before comparing function argument types.
6077 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6080 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
6083 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6086 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6088 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6089 locators before emit_insn is called.
6091 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
6094 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
6095 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
6096 (reginfo_init): Don't call allocate_reg_info.
6098 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6101 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
6102 NONDEBUG_INSN_P instead of INSN_P.
6104 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6107 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
6109 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6112 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
6113 pattern of the split.
6115 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6117 * toplev.c (process_options): Move setter of flag_var_tracking
6118 before other tests that depend on it. Move down setter of
6119 flag_rename_registers. Don't enable var-tracking-assignments
6120 by default if selective scheduling is enabled. Warn if both
6123 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6125 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
6126 comment. Use switch statement to catch overlaps between rtx
6127 and tree codes. Accept FUNCTION_DECLs in addition to those in...
6128 (IS_DECL_CODE): ... here. Remove.
6129 (check_value_is_not_decl): Remove.
6130 (dv_from_decl, dv_from_value): Check after conversion.
6132 2009-09-04 Richard Guenther <rguenther@suse.de>
6135 * (cgraph_finalize_compilation_unit): Move finalizing aliases
6136 after emitting tunks. Move emitting thunks and ctors from ...
6137 (cgraph_optimize): ... here. Remove redundant
6138 cgraph_analyze_functions.
6139 * varasm.c (find_decl_and_mark_needed): Remove no longer
6141 (finish_aliases_1): Adjust check for thunk aliases.
6143 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
6145 * config/arm/arm.md (ctzsi2): Added braces
6146 to avoid warning that broke booststrap.
6148 2009-09-04 Martin Jambor <mjambor@suse.cz>
6150 PR tree-optimization/41112
6151 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
6152 handle variable-bounded arrays.
6153 (expr_with_var_bounded_array_refs_p): New function.
6154 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
6156 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
6158 * config/s390/2097.md: Removed two incorrect bypasses.
6159 (z10_fsimpdf): Fixed latency.
6160 (z10_fhex): New insn_reservation.
6161 (z10_floaddf): Fixed latency.
6162 (z10_floadsf): Fixed latency.
6163 (z10_ftrunctf): Fixed latency.
6164 (z10_ftruncdf): Fixed latency.
6165 * config/s390/s390.c (z10_cost): Fixed values.
6166 (s390_adjust_priority): Added z10 path.
6167 * config/s390/s390.md (type): Added fhex.
6168 (*mov<mode>_64dfp): Updated type attribute.
6169 (*mov<mode>_64): Updated type attribute.
6170 (*mov<mode>_31): Updated type attribute.
6171 (*mov<mode>"): Likewise.
6172 * config/s390/2084.md (x_fsimpdf): Updated condition.
6174 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
6176 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
6177 RTXs in the predicate for operand 1.
6179 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
6181 * config/arm/arm.md (UNSPEC_RBIT): New constant.
6182 (rbitsi2): New insn.
6183 (ctzsi2): New expand.
6184 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
6186 2009-09-03 Martin Jambor <mjambor@suse.cz>
6188 * tree-sra.c (duplicate_expr_for_different_base): Removed.
6189 (create_artificial_child_access): Use build_ref_for_offset instead
6190 of duplicate_expr_for_different_base.
6191 (propagate_subacesses_accross_link): Likewise.
6193 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
6195 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
6197 (mips16e_collect_argument_saves): Skip debug instructions.
6198 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
6199 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
6200 (r10k_insert_cache_barriers): Likewise.
6201 (mips_reorg_process_insns): Likewise.
6203 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
6206 * ira.c (update_equiv_reg): Remove check on class likely spill.
6208 2009-09-03 Jakub Jelinek <jakub@redhat.com>
6211 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
6212 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
6216 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
6217 the stack slot if it is passed by invisible reference.
6218 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
6219 by invisible reference.
6221 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6223 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6224 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6225 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
6227 * config/bfin/sync.md: New file.
6228 * config/bfin/bfin.md: Include it.
6229 (UNSPEC_ATOMIC): New.
6230 (UNSPEC_ONES): Provide a unique number.
6232 From Jie Zhang <jie.zhang@analog.com>:
6233 * config/bfin/bfin.c (ret_regs): New.
6234 (must_save_fp_p): Don't return true because of frame_pointer_needed.
6235 (must_save_rets_p): New.
6236 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
6237 current_function_is_leaf.
6238 (do_link): Likewise.
6239 (do_unlink): Likewise.
6240 (expand_interrupt_handler_prologue): Use ret_regs array.
6241 (expand_interrupt_handler_epilogue): Use ret_regs array and
6242 pass return register to gen_return_internal.
6243 (bfin_expand_epilogue): Pass return register to
6244 gen_return_internal.
6245 (bfin_expand_call): Explicitly clobber RETS.
6246 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
6247 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
6248 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
6249 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
6251 (return_internal): Take a reg rtx rather than the register number.
6253 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
6255 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
6256 when comparing against estimated_loop_iterations_int return.
6258 2009-09-03 Richard Guenther <rguenther@suse.de>
6260 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
6261 eh_personality_libfunc.
6263 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6265 * tree-parloops.c (separate_decls_in_region): Add space.
6267 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6269 * tree-parloops.c (separate_decls_in_region): Change the condition
6270 checking if there are reductions in the loop.
6272 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6274 PR tree-optimization/38275
6275 * tree-parloops.c (parallelize_loops): Replace profitability condition
6276 for expected number of iterations.
6278 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6280 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
6281 (bootstrap-debug): Explain conditions in which it becomes default.
6282 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
6285 2009-09-03 Namhyung Kim <namhyung@gmail.com>
6287 * doc/invoke.texi (Optimize Options): Move
6288 -finline-small-functions to the -O2 list.
6290 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6292 * toplev.c (process_options): Enable var-tracking-assignments
6293 by default if var-tracking is enabled.
6295 2009-09-02 David Daney <ddaney@caviumnetworks.com>
6297 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
6299 * emit-rtl.c (prev_nonnote_insn_bb): New function.
6300 * rtl.h (prev_nonnote_insn_bb): Declare it.
6302 2009-09-03 Diego Novillo <dnovillo@google.com>
6304 * cgraph.c (cgraph_node_for_decl): New.
6305 * cgraph.h (cgraph_node_for_decl): Declare.
6306 * tree.c (host_integerp): Return 0 if T is NULL.
6308 2009-09-03 Diego Novillo <dnovillo@google.com>
6310 * tree.h (struct alias_pair): Move from varasm.c.
6311 (alias_pairs): Likewise.
6312 (TYPE_MAXVAL): Define.
6313 (TYPE_MINVAL): Define.
6314 (iterative_hash_host_wide_int): Declare.
6315 (remove_unreachable_alias_pairs): Declare.
6316 * tree-pass.h (pass_ipa_free_lang_data): Declare.
6317 * diagnostic.c (default_diagnostic_starter): Make extern.
6318 (default_diagnostic_finalizer): Make extern.
6319 * diagnostic.h (default_diagnostic_starter): Declare.
6320 (default_diagnostic_finalizer): Declare.
6321 (default_tree_printer): Declare.
6322 * toplev.c (default_tree_printer): Make extern.
6324 2009-09-03 Richard Guenther <rguenther@suse.de>
6325 Diego Novillo <dnovillo@google.com>
6327 * cgraph.c (cgraph_add_new_function): Remove gimplification.
6328 * cgraphunit.c (cgraph_expand_function): Do not emit
6329 associated thunks from here.
6330 (cgraph_emit_thunks): New.
6331 (cgraph_optimize): Call it.
6332 Return if any IPA pass finds an error.
6333 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
6336 2009-09-03 Simon Baldwin <simonb@google.com>
6337 Rafael Espindola <espindola@google.com>
6338 Richard Guenther <rguenther@suse.de>
6339 Doug Kwan <dougkwan@google.com>
6340 Diego Novillo <dnovillo@google.com>
6342 * tree.c: Include tree-pass.h, langhooks-def.h,
6343 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
6344 (free_lang_data_in_type): New.
6345 (need_assembler_name_p): New.
6346 (free_lang_data_in_block): New.
6347 (free_lang_data_in_decl): New.
6348 (struct free_lang_data_d): New.
6349 (add_tree_to_fld_list): New.
6350 (find_decls_types_r): New.
6351 (get_eh_types_for_runtime): New.
6352 (find_decls_types_in_eh_region): New.
6353 (find_decls_types_in_node): New.
6354 (find_decls_types_in_var): New.
6355 (free_lang_data_in_cgraph): New.
6356 (free_lang_data): New.
6357 (gate_free_lang_data): New.
6358 (pass_ipa_free_lang_data): New.
6360 2009-09-03 Diego Novillo <dnovillo@google.com>
6362 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
6363 * langhooks.h (struct lang_hooks): Add field free_lang_data.
6364 (lang_hooks): Remove const qualifier.
6365 * ipa.c (cgraph_remove_unreachable_nodes): Call
6366 remove_unreachable_alias_pairs.
6367 * except.c (add_type_for_runtime): Check if TYPE has
6368 already been converted.
6369 (lookup_type_for_runtime): Likewise.
6370 (check_handled): Handle converted types.
6371 * varasm.c (remove_unreachable_alias_pairs): New.
6372 * gimple.c: Include demangle.h.
6373 (gimple_decl_printable_name): New.
6374 (gimple_fold_obj_type_ref): New.
6375 * gimple.h (gimple_decl_printable_name): Declare.
6376 (gimple_fold_obj_type_ref): Declare.
6377 * passes.c (init_optimization_passes): Add pass
6378 pass_ipa_free_lang_data.
6379 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
6380 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
6382 2009-09-03 Diego Novillo <dnovillo@google.com>
6384 * c-lang.c (lang_hooks): Remove const qualifier.
6386 2009-09-02 Loren James Rittle <ljrittle@acm.org>
6388 * doc/install.texi (*-*-freebsd*): Update target information.
6390 2009-09-02 Anatoly Sokolov <aesok@post.ru>
6392 * hard-reg-set.h (call_fixed_regs): Remove.
6393 * reginfo.c (call_fixed_regs): Remove.
6394 (init_reg_sets_1): Remove initialization of call_fixed_regs.
6395 (globalize_reg): Don't use call_fixed_regs.
6396 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
6399 2009-09-01 Michael Matz <matz@suse.de>
6401 * expr.h (emit_storent_insn, expand_expr_real_1,
6402 expand_expr_real_2): Declare.
6403 * expr.c (emit_storent_insn, expand_expr_real_1,
6404 expand_expr_real_2): Export.
6405 (store_expr): Setting and evaluating dont_return_target is useless.
6406 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
6407 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
6408 * except.c (expand_resx_expr): Rename to ...
6409 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
6410 * except.h (expand_resx_stmt): Declare.
6411 * stmt.c: Add include gimple.h
6412 (expand_asm_expr): Rename to ...
6413 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
6414 (expand_case): Rewrite to take gimple statement.
6415 * tree.h (expand_asm_stmt): Declare.
6416 (expand_case): Change prototype.
6417 * Makefile.in (stmt.o): Depend on gimple.h.
6418 * builtins.c (expand_builtin_synchronize): Build gimple asm
6419 statement, not an ASM_EXPR.
6420 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
6421 gimple_to_tree, release_stmt_tree): Remove.
6422 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
6423 ggc_free, but hold comparison code and operands separately.
6424 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
6425 (expand_call_stmt, expand_gimple_stmt_1,
6426 expand_gimple_stmt): New helpers.
6427 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
6428 release_stmt_tree. Call expand_gimple_stmt instead.
6429 (expand_gimple_basic_block): Ditto.
6431 * calls.c (emit_call_1): Don't look at EH regions here, make
6432 fntree parameter useless.
6433 (expand_call): New local rettype for TREE_TYPE(exp), use it
6434 throughout. Remove local p, use addr instead.
6435 Don't look at EH regions here.
6437 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
6439 * doc/invoke.texi (-fsched-pressure): Document it.
6440 (-fsched-reg-pressure-heuristic): Remove it.
6442 * reload.c (ira.h): Include.
6443 (find_reloads): Add choosing reload on number of small spilled
6446 * haifa-sched.c (ira.h): Include.
6447 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
6448 saved_reg_pressure, curr_reg_live, saved_reg_live,
6449 region_ref_regs): New variables.
6450 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
6451 initiate_reg_pressure_info, setup_ref_regs,
6452 initiate_bb_reg_pressure_info, save_reg_pressure,
6453 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
6455 (setup_insn_reg_pressure_info): New function.
6456 (rank_for_schedule): Add pressure checking and insn issue time.
6457 Remove comparison of insn reg weights.
6458 (ready_sort): Set insn reg pressure info.
6459 (update_register_pressure, setup_insn_max_reg_pressure,
6460 update_reg_and_insn_max_reg_pressure,
6461 sched_setup_bb_reg_pressure_info): New functions.
6462 (schedule_insn): Add code for printing and updating reg pressure info.
6463 (find_set_reg_weight, find_insn_reg_weight): Remove.
6464 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
6465 (debug_ready_list): Print reg pressure info.
6466 (schedule_block): Ditto. Check insn issue time.
6467 (sched_init): Set up sched_pressure_p. Allocate and set up some
6468 reg pressure related info.
6469 (sched_finish): Free some reg pressure related info.
6470 (fix_tick_ready): Make insn always ready if pressure_p.
6471 (init_h_i_d): Don't call find_insn_reg_weight.
6472 (haifa_finish_h_i_d): Free insn reg pressure info.
6474 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6475 ira_memory_move_cost, ira_class_hard_regs,
6476 ira_class_hard_regs_num, ira_no_alloc_regs,
6477 ira_available_class_regs, ira_reg_class_cover_size,
6478 ira_reg_class_cover, ira_class_translate): Move to ira.h.
6480 * ira-lives.c (single_reg_class): Check mode to find how many
6481 registers are necessary for operand.
6482 (ira_implicitly_set_insn_hard_regs): New.
6484 * common.opt (fsched-pressure): New options.
6485 (fsched-reg-pressure-heuristic): Remove.
6487 * ira.c (setup_eliminable_regset): Rename to
6488 ira_setup_eliminable_regset. Make it external.
6489 (expand_reg_info): Pass cover class to setup_reg_classes.
6490 (ira): Call resize_reg_info instead of allocate_reg_info.
6492 * sched-deps.c: Include ira.h.
6493 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
6494 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
6495 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
6496 mark_insn_hard_regno_birth, mark_insn_reg_birth,
6497 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
6498 mark_insn_reg_store, mark_insn_reg_clobber,
6499 setup_insn_reg_pressure_info): New.
6500 (sched_analyze_1): Update implicit_reg_pending_uses.
6501 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
6502 Use them to create dependencies. Set insn reg uses and pressure
6503 info. Process reg_pending_uses in one place.
6504 (free_deps): Free implicit sets.
6505 (remove_from_deps): Remove implicit sets if necessary. Check
6506 implicit sets when clearing reg_last_in_use.
6507 (init_deps_global): Clear implicit_reg_pending_clobbers and
6508 implicit_reg_pending_uses.
6510 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6511 ira_memory_move_cost, ira_class_hard_regs,
6512 ira_class_hard_regs_num, ira_no_alloc_regs,
6513 ira_available_class_regs, ira_reg_class_cover_size,
6514 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
6515 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
6516 ira_implicitly_set_insn_hard_regs): New prototypes.
6518 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
6519 cost_elements_num): New variables.
6520 (allocno_costs, total_costs): Rename to costs and
6521 total_allocno_costs.
6522 (COSTS_OF_ALLOCNO): Rename to COSTS.
6523 (allocno_pref): Rename to pref.
6524 (allocno_pref_buffer): Rename to pref_buffer.
6525 (common_classes): Rename to regno_cover_class.
6527 (record_reg_classes): Set allocno attributes only if allocno_p.
6528 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
6529 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
6530 and COSTS_OF_ALLOCNO.
6531 (print_costs): Rename to print_allocno_costs.
6532 (print_pseudo_costs): New.
6533 (process_bb_node_for_costs): Split into 2 functions with new
6534 function process_bb_for_costs. Pass BB to process_bb_for_costs.
6535 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
6536 new parameter dump_file. Use cost_elements_num instead of
6537 ira_allocnos_num. Make one iteration if preferred classes were
6538 already calculated for scheduler. Make 2 versions of code
6539 depending on allocno_p.
6540 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
6541 regno_cover_class and COSTS instead of common_classes and
6543 (init_costs, finish_costs): New.
6544 (ira_costs): Set up allocno_p and cost_elements_num. Call
6545 init_costs and finish_costs.
6546 (ira_set_pseudo_classes): New.
6548 * rtl.h (allocate_reg_info): Remove.
6549 (resize_reg_info): Change return type.
6550 (reg_cover_class): New.
6551 (setup_reg_classes): Add new parameter.
6553 * sched-int.h (struct deps_reg): New member implicit_sets.
6554 (sched_pressure_p, sched_regno_cover_class): New external definitions.
6555 (INCREASE_BITS): New macro.
6556 (struct reg_pressure_data, struct reg_use_data): New.
6557 (struct _haifa_insn_data): Remove reg_weight. Add members
6558 reg_pressure, reg_use_list, reg_set_list, and
6559 reg_pressure_excess_cost_change.
6560 (struct deps): New member implicit_sets.
6561 (pressure_p): New variable.
6562 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
6563 (struct reg_pressure_data, struct reg_use_data): New.
6564 (INSN_REG_WEIGHT): Remove.
6565 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
6566 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
6567 (sched_init_region_reg_pressure_info,
6568 sched_setup_bb_reg_pressure_info): New prototypes.
6570 * reginfo.c (struct reg_pref): New member coverclass.
6571 (reg_cover_class): New function.
6572 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
6573 (reg_info_size): New variable.
6574 (allocate_reg_info): Make static. Setup reg_info_size.
6575 (resize_reg_info): Use reg_info_size. Return flag of resizing.
6576 (setup_reg_classes): Add a new parameter. Setup cover class too.
6578 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
6581 * sched-rgn.c (deps_join): Set up implicit_sets.
6582 (schedule_region): Set up region and basic blocks pressure
6585 * passes.c (init_optimization_passes): Move
6586 pass_subregs_of_mode_init before pass_sched.
6588 2009-09-02 Martin Jambor <mjambor@suse.cz>
6590 * tree-sra.c (struct access): New field grp_hint.
6591 (dump_access): Dump grp_hint.
6592 (sort_and_splice_var_accesses): Set grp_hint if a group is read
6594 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
6595 those which have been specifically read and somehow written to.
6596 (propagate_subacesses_accross_link): Set grp_hint of right child and
6597 also possibly of the left child.
6599 2009-09-02 Jakub Jelinek <jakub@redhat.com>
6601 * tree-object-size.c (addr_object_size): Always use object_size_type
6602 0 or 2 when determining the pointer pointed object size.
6604 2009-09-02 Richard Guenther <rguenther@suse.de>
6607 2009-08-31 Richard Guenther <rguenther@suse.de>
6609 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6610 to query if the memory regions for memmove overlap.
6611 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6612 asserts on pointers, instead deal with odd trees.
6613 (ptr_derefs_may_alias_p): Likewise.
6614 (refs_may_alias_p_1): Constructor bases also never alias.
6616 2009-08-01 Christian Bruel <christian.bruel@st.com>
6619 2009-07-31 Christian Bruel <christian.bruel@st.com>
6620 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6622 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
6624 * doc/invoke.texi (-fvar-tracking-assignments): New.
6625 (-fvar-tracking-assignments-toggle): New.
6626 (-fdump-final-insns=file): Mark filename as optional.
6627 (--param min-nondebug-insn-uid): New.
6628 (-gdwarf-@{version}): Mention version 4.
6629 * opts.c (common_handle_option): Accept it.
6630 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
6631 * regrename.c (regrename_optimize): Drop last. Don't count debug
6632 insns as uses. Don't reject change because of debug insn.
6633 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
6634 from the chain starter, and check for inexact matches in DEBUG_INSNS.
6635 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
6636 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
6637 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
6638 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
6639 * doc/gimple.texi (is_gimple_debug): New.
6640 (gimple_debug_bind_p): New.
6641 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
6642 * doc/install.texi (bootstrap-debug): More details.
6643 (bootstrap-debug-big, bootstrap-debug-lean): Document.
6644 (bootstrap-debug-lib): More details.
6645 (bootstrap-debug-ckovw): Update.
6646 (bootstrap-time): New.
6647 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
6648 (insert_phi_nodes_for): Insert debug stmts.
6649 (rewrite_stmt): Take iterator. Insert debug stmts.
6650 (rewrite_enter_block): Adjust.
6651 (maybe_replace_use_in_debug_stmt): New.
6652 (rewrite_update_stmt): Use it.
6653 (mark_use_interesting): Return early for debug stmts.
6654 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
6655 stmts before replacing stmt.
6656 (move_computations_stmt): Likewise.
6657 * ira-conflicts.c (add_copies): Skip debug insns.
6658 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
6659 (regstat_bb_compute_ri): Skip debug insns.
6660 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
6661 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
6662 check_loop_closed_ssa_stmt): Skip debug stmts.
6663 * tree-tailcall.c (find_tail_calls): Likewise.
6664 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
6665 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
6666 (build_var_debug_value_stat): Declare.
6667 (build_var_debug_value): Define.
6668 (target_for_debug_bind): Declare.
6669 * reload.c (find_equiv_reg): Skip debug insns.
6670 * rtlanal.c (reg_used_between_p): Skip debug insns.
6671 (side_effects_p): Likewise.
6672 (canonicalize_condition): Likewise.
6673 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
6674 insns never depend on debug insns.
6675 (create_ddg_dep_no_link): Likewise.
6676 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
6677 Don't add inter-loop dependencies for debug insns.
6678 (build_intra_loop_deps): Likewise.
6679 (create_ddg): Count debug insns.
6680 * ddg.h (struct ddg::num_debug): New.
6681 (num_backargs): Pair up with previous int field.
6682 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
6683 -fcompare-debug-second.
6684 * final.c (get_attr_length_1): Skip debug insns.
6685 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
6686 * gcc.c (invoke_as): Call compare-debug-dump-opt.
6687 (driver_self_specs): Map -fdump-final-insns to
6688 -fdump-final-insns=..
6689 (get_local_tick): New.
6690 (compare_debug_dump_opt_spec_function): Test for . argument and
6691 compute output name. Compute temp output spec without flag name.
6692 Compute -frandom-seed.
6693 (OPT): Undef after use.
6694 * cfgloopanal.c (num_loop_insns): Skip debug insns.
6695 (average_num_loop_insns): Likewise.
6696 * params.h (MIN_NONDEBUG_INSN_UID): New.
6697 * gimple.def (GIMPLE_DEBUG): New.
6698 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
6699 * auto-inc-dec.c (merge_in_block): Skip debug insns.
6700 (merge_in_block): Fix whitespace.
6701 * toplev.c (flag_var_tracking): Update comment.
6702 (flag_var_tracking_assignments): New.
6703 (flag_var_tracking_assignments_toggle): New.
6704 (process_options): Don't open final insns dump file if we're not
6705 going to write to it. Compute defaults for var_tracking.
6706 * df-scan.c (df_insn_rescan_debug_internal): New.
6707 (df_uses_record): Handle debug insns.
6708 * haifa-sched.c (ready): Initialize n_debug.
6709 (contributes_to_priority): Skip debug insns.
6710 (dep_list_size): New.
6712 (rank_for_schedule): Likewise. Schedule debug insns as soon as
6713 they're ready. Disregard previous debug insns to make decisions.
6714 (queue_insn): Never queue debug insns.
6715 (ready_add, ready_remove_first, ready_remove): Count debug insns.
6716 (schedule_insn): Don't reject debug insns because of issue rate.
6717 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
6718 (queue_to_ready): Skip and discount debug insns.
6719 (choose_ready): Let debug insns through.
6720 (schedule_block): Check boundary debug insns. Discount debug
6721 insns, schedule them early. Adjust whitespace.
6722 (set_priorities): Check for boundary debug insns.
6723 (add_jump_dependencies): Use dep_list_size.
6724 (prev_non_location_insn): New.
6725 (check_cfg): Use it.
6726 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
6728 (remove_unused_ivs): Reset debug stmts.
6729 * modulo-sched.c (const_iteration_count): Skip debug insns.
6730 (res_MII): Discount debug insns.
6731 (loop_single_full_bb_p): Skip debug insns.
6732 (sms_schedule): Likewise.
6733 (sms_schedule_by_order): Likewise.
6734 (ps_has_conflicts): Likewise.
6735 * caller-save.c (refmarker_fn): New.
6736 (save_call_clobbered_regs): Replace regs with saved mem in
6738 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
6739 Call refmarker_fn mark for hardregnos.
6740 (mark_reg_as_referenced): New.
6741 (replace_reg_with_saved_mem): New.
6742 * ipa-pure-const.c (check_stmt): Skip debug stmts.
6743 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
6745 (cse_extended_basic_block): Skip debug insns.
6746 (count_reg_usage): Likewise.
6747 (is_dead_reg): New, split out of...
6748 (set_live_p): ... here.
6749 (insn_live_p): Use it for debug insns.
6750 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
6751 (execute_optimize_stdarg): Likewise.
6752 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6753 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
6754 changes in debug stmts as changes.
6755 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
6756 (moveup_expr): Don't move across debug insns. Don't move
6757 debug insn if it would create a bookkeeping block.
6758 (moveup_expr_cached): Don't use cache for debug insns that
6759 are heads of blocks.
6760 (compute_av_set_inside_bb): Skip debug insns.
6761 (sel_rank_for_schedule): Schedule debug insns first. Remove
6763 (block_valid_for_bookkeeping_p); Support lax searches.
6764 (create_block_for_bookkeeping): Adjust block numbers when
6765 encountering debug-only blocks.
6766 (find_place_for_bookkeeping): Deal with debug-only blocks.
6767 (generate_bookkeeping_insn): Accept no place to insert.
6768 (remove_temp_moveop_nops): New argument full_tidying.
6769 (prepare_place_to_insert): Deal with debug insns.
6770 (advance_state_on_fence): Debug insns don't start cycles.
6771 (update_boundaries): Take fence as argument. Deal with
6773 (schedule_expr_on_boundary): No full_tidying on debug insns.
6774 (fill_insns): Deal with debug insns.
6775 (track_scheduled_insns_and_blocks): Don't count debug insns.
6776 (need_nop_to_preserve_insn_bb): New, split out of...
6777 (remove_insn_from_stream): ... this.
6778 (fur_orig_expr_not_found): Skip debug insns.
6779 * rtl.def (VALUE): Move up.
6781 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
6782 (nearest_common_dominator_of_uses): Take debug_stmts argument.
6783 Set it if debug stmts are found.
6784 (statement_sink_location): Skip debug stmts. Propagate
6785 moving defs into debug stmts.
6786 * ifcvt.c (first_active_insn): Skip debug insns.
6787 (last_active_insns): Likewise.
6788 (cond_exec_process_insns): Likewise.
6789 (noce_process_if_block): Likewise.
6790 (check_cond_move_block): Likewise.
6791 (cond_move_convert_if_block): Likewise.
6792 (block_jumps_and_fallthru_p): Likewise.
6793 (dead_or_predicable): Likewise.
6794 * dwarf2out.c (debug_str_hash_forced): New.
6795 (find_AT_string): Add comment.
6796 (gen_label_for_indirect_string): New.
6797 (get_debug_string_label): New.
6798 (AT_string_form): Use it.
6799 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
6800 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
6801 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
6802 several operations that cannot be represented with DWARF opcodes.
6803 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
6804 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
6805 (dwarf2out_var_location): Take during-call mark into account.
6806 (output_indirect_string): Update comment. Output if there are
6807 label and references.
6808 (prune_indirect_string): New.
6809 (prune_unused_types): Call it if debug_str_hash_forced.
6810 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
6811 (dw_long_long_const): Remove.
6812 (struct dw_val_struct): Change val_long_long type to rtx.
6813 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
6814 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
6815 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
6816 component instead of HOST_BITS_PER_LONG.
6817 (output_loc_operands): Likewise. For const8* assert
6818 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
6819 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
6820 rather than HOST_BITS_PER_LONG is >= 64.
6821 (add_AT_long_long): Remove val_hi and val_lo arguments, add
6823 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
6824 HOST_BITS_PER_LONG for dw_val_class_long_long.
6825 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
6826 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
6827 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
6829 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
6830 Handle DW_OP_implicit_value.
6831 (extract_int): Move prototype earlier.
6832 (mem_loc_descriptor): For SUBREG punt if inner
6833 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
6834 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
6835 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
6836 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
6837 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
6838 instead of Pmode size.
6839 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
6840 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
6841 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
6842 (concat_loc_descriptor, concatn_loc_descriptor,
6843 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
6844 (add_location_or_const_value_attribute): Likewise. For single
6845 location loc_lists attempt to use add_const_value_attribute
6846 for constant decls. Add DW_AT_const_value even if
6847 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
6849 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
6850 (control_flow_insn_p): Likewise.
6851 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
6852 (separate_decls_in_region_debug_bind): New.
6853 (separate_decls_in_region): Process debug bind stmts afterwards.
6854 * recog.c (verify_changes): Handle debug insns.
6855 (extract_insn): Likewise.
6856 (peephole2_optimize): Skip debug insns.
6857 * dse.c (scan_insn): Skip debug insns.
6858 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
6860 (setup_id_for_insn): Handle debug insns.
6861 (maybe_tidy_empty_bb): Adjust whitespace.
6862 (tidy_control_flow): Skip debug insns.
6863 (sel_remove_insn): Adjust for debug insns.
6864 (sel_estimate_number_of_insns): Skip debug insns.
6865 (create_insn_rtx_from_pattern): Handle debug insns.
6866 (create_copy_of_insn_rtx): Likewise.
6867 * sel-sched-.h (sel_bb_end): Declare.
6868 (sel_bb_empty_or_nop_p): New.
6869 (get_all_loop_exits): Use it.
6870 (_eligible_successor_edge_p): Likewise.
6871 (return_nop_to_pool): Adjust.
6872 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
6873 * ira-lives.c (process_bb_node_lives): Skip debug insns.
6874 * gimple-pretty-print.c (dump_gimple_debug): New.
6875 (dump_gimple_stmt): Use it.
6876 (dump_bb_header): Skip gimple debug stmts.
6877 * regmove.c (optimize_reg_copy_1): Discount debug insns.
6878 (fixup_match_2): Likewise.
6879 (regmove_backward_pass): Likewise. Simplify combined
6880 replacement. Handle debug insns.
6881 * function.c (instantiate_virtual_regs): Handle debug insns.
6882 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
6883 * print-rtl.h: Include cselib.h.
6884 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
6885 * df.h (df_inns_rescan_debug_internal): Declare.
6886 * gcse.c (alloc_hash_table): Estimate n_insns.
6887 (cprop_insn): Don't regard debug insns as changes.
6888 (bypass_conditional_jumps): Skip debug insns.
6889 (one_pre_gcse_pass): Adjust.
6890 (one_code_hoisting_pass): Likewise.
6891 (compute_ld_motion_mems): Skip debug insns.
6892 (one_cprop_pass): Adjust.
6893 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
6894 (if_convertible_stmt_p): Handle debug stmts.
6895 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
6896 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
6897 * ira-build.c (create_bb_allocnos): Skip debug insns.
6898 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
6899 (has_single_use): Likewise.
6900 (single_imm_use): Likewise.
6901 (num_imm_uses): Likewise.
6902 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
6903 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
6904 (create_outofssa_var_map): Likewise.
6905 * lower-subreg.c (adjust_decomposed_uses): New.
6906 (resolve_debug): New.
6907 (decompose_multiword_subregs): Use it.
6908 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
6909 * emit-rtl.c: Include params.h.
6910 (cur_debug_insn_uid): Define.
6911 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
6912 (copy_rtx_if_shared_1): Handle debug insns.
6913 (reset_used_flags): Likewise.
6914 (set_used_flags): LIkewise.
6915 (get_max_insn_count): New.
6916 (next_nondebug_insn): New.
6917 (prev_nondebug_insn): New.
6918 (make_debug_insn_raw): New.
6919 (emit_insn_before_noloc): Handle debug insns.
6920 (emit_jump_insn_before_noloc): Likewise.
6921 (emit_call_insn_before_noloc): Likewise.
6922 (emit_debug_insn_before_noloc): New.
6923 (emit_insn_after_noloc): Handle debug insns.
6924 (emit_jump_insn_after_noloc): Likewise.
6925 (emit_call_insn_after_noloc): Likewise.
6926 (emit_debug_insn_after_noloc): Likewise.
6927 (emit_insn_after): Take loc from earlier non-debug insn.
6928 (emit_jump_insn_after): Likewise.
6929 (emit_call_insn_after): Likewise.
6930 (emit_debug_insn_after_setloc): New.
6931 (emit_debug_insn_after): New.
6932 (emit_insn_before): Take loc from later non-debug insn.
6933 (emit_jump_insn_before): Likewise.
6934 (emit_call_insn_before): Likewise.
6935 (emit_debug_insn_before_setloc): New.
6936 (emit_debug_insn_before): New.
6937 (emit_insn): Handle debug insns.
6938 (emit_debug_insn): New.
6939 (emit_jump_insn): Handle debug insns.
6940 (emit_call_insn): Likewise.
6942 (init_emit): Take min-nondebug-insn-uid into account.
6943 Initialize cur_debug_insn_uid.
6944 (emit_copy_of_insn_after): Handle debug insns.
6945 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
6946 location of single rhs in place.
6947 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
6948 (floor_sdiv_adjust): New.
6949 (cell_sdiv_adjust): New.
6950 (cell_udiv_adjust): New.
6951 (round_sdiv_adjust): New.
6952 (round_udiv_adjust): New.
6953 (wrap_constant): Moved from cselib.
6954 (unwrap_constant): New.
6955 (expand_debug_expr): New.
6956 (expand_debug_locations): New.
6957 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
6959 (gimple_expand_cfg): Expand debug locations.
6960 * cselib.c: Include tree-pass.h.
6961 (struct expand_value_data): New.
6962 (cselib_record_sets_hook): New.
6963 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
6964 (cselib_clear_table): Move, and implemnet in terms of...
6965 (cselib_reset_table_with_next_value): ... this.
6966 (cselib_get_next_unknown_value): New.
6967 (discard_useless_locs): Don't discard preserved values.
6968 (cselib_preserve_value): New.
6969 (cselib_preserved_value_p): New.
6970 (cselib_preserve_definitely): New.
6971 (cselib_clear_preserve): New.
6972 (cselib_preserve_only_values): New.
6973 (new_cselib_val): Take rtx argument. Dump it in details.
6974 (cselib_lookup_mem): Adjust.
6975 (expand_loc): Take regs_active in struct. Adjust. Silence
6976 dumps unless details are requested.
6977 (cselib_expand_value_rtx_cb): New.
6978 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6979 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6980 without details. Copy more subregs. Try to resolve values
6981 using a callback. Wrap constants.
6982 (cselib_subst_to_values): Adjust.
6983 (cselib_log_lookup): New.
6984 (cselib_lookup): Call it.
6985 (cselib_invalidate_regno): Don't count preserved values as useless.
6986 (cselib_invalidate_mem): Likewise.
6987 (cselib_record_set): Likewise.
6988 (struct set): Renamed to cselib_set, moved to cselib.h.
6989 (cselib_record_sets): Adjust. Call hook.
6990 (cselib_process_insn): Reset table when it would be cleared.
6991 (dump_cselib_val): New.
6992 (dump_cselib_table): New.
6993 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6994 (remove_forwarder_block): Support moving debug stmts.
6995 * cselib.h (cselib_record_sets_hook): Declare.
6996 (cselib_expand_callback): New type.
6997 (cselib_expand_value_rtx_cb): Declare.
6998 (cselib_reset_table_with_next_value): Declare.
6999 (cselib_get_next_unknown_value): Declare.
7000 (cselib_preserve_value): Declare.
7001 (cselib_preserved_value_p): Declare.
7002 (cselib_preserve_only_values): Declare.
7003 (dump_cselib_table): Declare.
7004 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
7005 (try_crossjump_to_edge): Likewise.
7006 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
7007 dominated blocks when debug stmts are present.
7008 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
7009 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
7010 (set_var_live_on_entry): Likewise.
7011 * loop-invariant.c (find_invariants_bb): Skip debug insns.
7012 * cfglayout.c (curr_location, last_location): Make static.
7013 (set_curr_insn_source_location): Don't avoid bouncing.
7014 (get_curr_insn_source_location): New.
7015 (get_curr_insn_block): New.
7016 (duplicate_insn_chain): Handle debug insns.
7017 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
7019 * common.opt (fcompare-debug): Move to sort order.
7020 (fdump-unnumbered-links): Likewise.
7021 (fvar-tracking-assignments): New.
7022 (fvar-tracking-assignments-toggle): New.
7023 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
7024 because of debug stmts.
7025 (mark_stmt_if_obviously_necessary): Mark debug stmts.
7026 (eliminate_unnecessary_stmts): Walk dominated blocks before
7028 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
7029 * ira.c (memref_used_between_p): Skip debug insns.
7030 (update_equiv_regs): Likewise.
7031 * sched-deps.c (sd_lists_size): Accept empty list.
7032 (sd_init_insn): Mark debug insns.
7033 (sd_finish_insn): Unmark them.
7034 (sd_add_dep): Reject non-debug deps on debug insns.
7035 (fixup_sched_groups): Give debug insns group treatment.
7037 (sched_analyze_reg): Don't mark debug insns for sched before call.
7038 (sched_analyze_2): Handle debug insns.
7039 (sched_analyze_insn): Compute next non-debug insn. Handle debug
7041 (deps_analyze_insn): Handle debug insns.
7042 (deps_start_bb): Skip debug insns.
7043 (init_deps): Initialize last_debug_insn.
7044 * tree-ssa.c (target_for_debug_bind): New.
7045 (find_released_ssa_name): New.
7046 (propagate_var_def_into_debug_stmts): New.
7047 (propagate_defs_into_debug_stmts): New.
7048 (verify_ssa): Skip debug bind stmts without values.
7049 (warn_uninialized_vars): Skip debug stmts.
7050 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
7051 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
7052 (rtx_equal_p): Likewise.
7053 * ira-costs.c (scan_one_insn): Skip debug insns.
7054 (process_bb_node_for_hard_reg_moves): Likewise.
7055 * rtl.h (DEBUG_INSN_P): New.
7056 (NONDEBUG_INSN_P): New.
7057 (MAY_HAVE_DEBUG_INSNS): New.
7058 (INSN_P): Accept debug insns.
7059 (RTX_FRAME_RELATED_P): Likewise.
7060 (INSN_DELETED_P): Likewise
7061 (PAT_VAR_LOCATION_DECL): New.
7062 (PAT_VAR_LOCATION_LOC): New.
7063 (PAT_VAR_OCATION_STATUS): New.
7064 (NOTE_VAR_LOCATION_DECL): Reimplement.
7065 (NOTE_VAR_LOCATION_LOC): Likewise.
7066 (NOTE_VAR_LOCATION_STATUS): Likewise.
7067 (INSN_VAR_LOCATION): New.
7068 (INSN_VAR_LOCATION_DECL): New.
7069 (INSN_VAR_LOCATION_LOC): New.
7070 (INSN_VAR_LOCATION_STATUS): New.
7071 (gen_rtx_UNKNOWN_VAR_LOC): New.
7072 (VAR_LOC_UNKNOWN_P): New.
7073 (NOTE_DURING_CALL_P): New.
7074 (SCHED_GROUP_P): Accept debug insns.
7075 (emit_debug_insn_before): Declare.
7076 (emit_debug_insn_before_noloc): Declare.
7077 (emit_debug_insn_beore_setloc): Declare.
7078 (emit_debug_insn_after): Declare.
7079 (emit_debug_insn_after_noloc): Declare.
7080 (emit_debug_insn_after_setloc): Declare.
7081 (emit_debug_insn): Declare.
7082 (make_debug_insn_raw): Declare.
7083 (prev_nondebug_insn): Declare.
7084 (next_nondebug_insn): Declare.
7085 (delegitimize_mem_from_attrs): Declare.
7086 (get_max_insn_count): Declare.
7087 (wrap_constant): Declare.
7088 (unwrap_constant): Declare.
7089 (get_curr_insn_source_location): Declare.
7090 (get_curr_insn_block): Declare.
7091 * tree-inline.c (insert_debug_decl_map): New.
7092 (processing_debug_stmt): New.
7093 (remap_decl): Don't create new mappings in debug stmts.
7094 (remap_gimple_op_r): Don't add references in debug stmts.
7095 (copy_tree_body_r): Likewise.
7096 (remap_gimple_stmt): Handle debug bind stmts.
7097 (copy_bb): Skip debug stmts.
7098 (copy_edges_for_bb): Likewise.
7099 (copy_debug_stmt): New.
7100 (copy_debug_stmts): New.
7101 (copy_body): Copy debug stmts at the end.
7102 (insert_init_debug_bind): New.
7103 (insert_init_stmt): Take id. Skip and emit debug stmts.
7104 (setup_one_parameter): Remap variable earlier, register debug mapping.
7105 (estimate_num_insns): Skip debug stmts.
7106 (expand_call_inline): Preserve debug_map.
7107 (optimize_inline_calls): Check for no debug_stmts left-overs.
7108 (unsave_expr_now): Preserve debug_map.
7109 (copy_gimple_seq_and_replace_locals): Likewise.
7110 (tree_function_versioning): Check for no debug_stmts left-overs.
7111 Init and destroy debug_map as needed. Split edges unconditionally.
7112 (build_duplicate_type): Init and destroy debug_map as needed.
7113 * tree-inline.h: Include gimple.h instead of pointer-set.h.
7114 (struct copy_body_data): Add debug_stmts and debug_map.
7115 * sched-int.h (struct ready_list): Add n_debug.
7116 (struct deps): Add last_debug_insn.
7117 (DEBUG_INSN_SCHED_P): New.
7118 (BOUNDARY_DEBUG_INSN_P): New.
7119 (SCHEDULE_DEBUG_INSN_P): New.
7120 (sd_iterator_cond): Accept empty list.
7121 * combine.c (create_log_links): Skip debug insns.
7122 (combine_instructions): Likewise.
7123 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
7124 return value is always unshared.
7125 (struct rtx_subst_pair): New.
7126 (auto_adjust_pair): New.
7127 (propagate_for_debug_subst): New.
7128 (propagate_for_debug): New.
7129 (try_combine): Skip debug insns. Propagate removed defs into
7131 (next_nonnote_nondebug_insn): New.
7132 (distribute_notes): Use it. Skip debug insns.
7133 (distribute_links): Skip debug insns.
7134 * tree-outof-ssa.c (set_location_for_edge): Likewise.
7135 * resource.c (mark_target_live_regs): Likewise.
7136 * var-tracking.c: Include cselib.h and target.h.
7137 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
7139 (micro_operation_type_name): New.
7140 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
7141 (struct micro_operation_def): Update comments.
7142 (decl_or_value): New type. Use instead of decls.
7143 (struct emit_note_data_def): Add vars.
7144 (struct attrs_def): Use decl_or_value.
7145 (struct variable_tracking_info_def): Add permp, flooded.
7146 (struct location_chain_def): Update comment.
7147 (struct variable_part_def): Use decl_or_value.
7148 (struct variable_def): Make var_part a variable length array.
7150 (scratch_regs): New.
7151 (cselib_hook_called): New.
7152 (dv_is_decl_p): New.
7153 (dv_is_value_p): New.
7156 (dv_as_opaque): New.
7157 (dv_onepart_p): New.
7159 (IS_DECL_CODE): New.
7160 (check_value_is_not_decl): New.
7161 (dv_from_decl): New.
7162 (dv_from_value): New.
7163 (dv_htab_hash): New.
7164 (variable_htab_hash): Use it.
7165 (variable_htab_eq): Support values.
7166 (variable_htab_free): Free from the right pool.
7167 (attrs_list_member, attrs_list_insert): Use decl_or_value.
7168 (attrs_list_union): Adjust.
7169 (attrs_list_mpdv_union): New.
7170 (tie_break_pointers): New.
7171 (canon_value_cmp): New.
7172 (unshare_variable): Return possibly-modified slot.
7173 (vars_copy_1): Adjust.
7174 (var_reg_decl_set): Adjust. Split out of...
7175 (var_reg_set): ... this.
7176 (get_init_value): Adjust.
7177 (var_reg_delete_and_set): Adjust.
7178 (var_reg_delete): Adjust.
7179 (var_regno_delete): Adjust.
7180 (var_mem_decl_set): Split out of...
7181 (var_mem_set): ... this.
7182 (var_mem_delete_and_set): Adjust.
7183 (var_mem_delete): Adjust.
7187 (variable_union): Adjust. Speed up merge of 1-part vars.
7188 (variable_canonicalize): Use unshared slot.
7189 (VALUED_RECURSED_INTO): New.
7190 (find_loc_in_1pdv): New.
7191 (struct dfset_merge): New.
7192 (insert_into_intersection): New.
7193 (intersect_loc_chains): New.
7195 (canonicalize_loc_order_check): New.
7196 (canonicalize_values_mark): New.
7197 (canonicalize_values_star): New.
7198 (variable_merge_over_cur): New.
7199 (variable_merge_over_src): New.
7200 (dataflow_set_merge): New.
7201 (dataflow_set_equiv_regs): New.
7202 (remove_duplicate_values): New.
7203 (struct dfset_post_merge): New.
7204 (variable_post_merge_new_vals): New.
7205 (variable_post_merge_perm_vals): New.
7206 (dataflow_post_merge_adjust): New.
7207 (find_mem_expr_in_1pdv): New.
7208 (dataflow_set_preserve_mem_locs): New.
7209 (dataflow_set_remove_mem_locs): New.
7210 (dataflow_set_clear_at_call): New.
7211 (onepart_variable_different_p): New.
7212 (variable_different_p): Use it.
7213 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
7214 (track_expr_p): Add need_rtl parameter. Don't generate rtl
7216 (track_loc_p): Pass it true.
7217 (struct count_use_info): New.
7218 (find_use_val): New.
7219 (replace_expr_with_values): New.
7221 (use_type): New, partially split out of...
7222 (count_uses): ... this. Count new micro-ops.
7223 (count_uses_1): Adjust.
7224 (count_stores): Adjust.
7225 (count_with_sets): New.
7226 (VAL_NEEDS_RESOLUTION): New.
7227 (VAL_HOLDS_TRACK_EXPR): New.
7228 (VAL_EXPR_IS_COPIED): New.
7229 (VAL_EXPR_IS_CLOBBERED): New.
7230 (add_uses): Adjust. Generate new micro-ops.
7231 (add_uses_1): Adjust.
7232 (add_stores): Generate new micro-ops.
7233 (add_with_sets): New.
7234 (find_src_status): Adjust.
7235 (find_src_set_src): Adjust.
7236 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
7237 Handle new micro-ops. Canonicalize value equivalances.
7238 (vt_find_locations): Compute total size of hash tables for
7239 dumping. Perform merge for var-tracking-assignments. Don't
7240 disregard single-block loops.
7241 (dump_attrs_list): Handle decl_or_value.
7242 (dump_variable): Take variable. Deal with decl_or_value.
7243 (dump_variable_slot): New.
7244 (dump_vars): Use it.
7245 (dump_dataflow_sets): Adjust.
7246 (set_slot_part): New, extended to support one-part variables
7247 after splitting out of...
7248 (set_variable_part): ... this.
7249 (clobber_slot_part): New, split out of...
7250 (clobber_variable_part): ... this.
7251 (delete_slot_part): New, split out of...
7252 (delete_variable_part): .... this.
7253 (check_wrap_constant): New.
7254 (vt_expand_loc_callback): New.
7255 (vt_expand_loc): New.
7256 (emit_note_insn_var_location): Adjust. Handle values. Handle
7257 EMIT_NOTE_AFTER_CALL_INSN.
7258 (emit_notes_for_differences_1): Adjust. Handle values.
7259 (emit_notes_for_differences_2): Likewise.
7260 (emit_notes_for_differences): Adjust.
7261 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
7262 Adjust. Handle new micro-ops.
7263 (vt_add_function_parameters): Adjust. Create and bind values.
7264 (vt_initialize): Adjust. Initialize scratch_regs and
7265 valvar_pool, flooded and perm.. Initialize and use cselib. Log
7266 operations. Move some code to count_with_sets and add_with_sets.
7267 (delete_debug_insns): New.
7268 (vt_debug_insns_local): New.
7269 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
7271 (var_tracking_main): If var-tracking-assignments is enabled
7272 but var-tracking isn't, delete debug insns and leave. Likewise
7273 if we exceed limits or fail the stack adjustments tests, and
7274 after all var-tracking processing.
7275 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
7276 (dataflow_set): Add traversed_vars.
7277 (value_chain, const_value_chain): New typedefs.
7278 (value_chain_pool, value_chains): New variables.
7279 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
7280 add_value_chains, add_cselib_value_chains, remove_value_chain,
7281 remove_value_chains, remove_cselib_value_chains): New functions.
7282 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
7283 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
7285 (shared_hash_find_slot_unshare, shared_hash_find_slot,
7286 shared_hash_find_slot_noinsert, shared_hash_find): Update.
7287 (dst_can_be_shared): New variable.
7288 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
7289 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
7290 different from set->vars, look up slot again instead of using the
7292 (dataflow_set_init): Initialize traversed_vars.
7293 (variable_union): Use shared_hash_*. Use initially NO_INSERT
7294 lookup if set->vars is shared. Don't keep slot cleared before
7295 calling unshare_variable. Unshare set->vars if needed. Adjust
7296 unshare_variable callers. Clear dst_can_be_shared if needed.
7297 Even ->refcount == 1 vars must be unshared if set->vars is shared
7298 and var needs to be modified.
7299 (dataflow_set_union): Set traversed_vars during canonicalization.
7300 (VALUE_CHANGED, DECL_CHANGED): Define.
7301 (set_dv_changed, dv_changed_p): New static inlines.
7302 (track_expr_p): Clear DECL_CHANGED.
7303 (dump_dataflow_sets): Set it.
7304 (variable_was_changed): Call set_dv_changed.
7305 (emit_note_insn_var_location): Likewise.
7306 (changed_variables_stack): New variable.
7307 (check_changed_vars_1, check_changed_vars_2): New functions.
7308 (emit_notes_for_changes): Do nothing if changed_variables is
7309 empty. Traverse changed_variables with check_changed_vars_1,
7310 call check_changed_vars_2 on each changed_variables_stack entry.
7311 (emit_notes_in_bb): Add SET argument. Just clear it at the
7312 beginning, use it instead of local &set, don't destroy it at the end.
7313 (vt_emit_notes): Call dataflow_set_clear early on all
7314 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
7315 computed set, dataflow_set_clear also VTI(bb)->in when we are
7316 done with the basic block. Initialize changed_variables_stack,
7317 free it afterwards. If ENABLE_CHECKING verify that after noting
7318 differences to an empty set value_chains hash table is empty.
7319 (vt_initialize): Initialize value_chains and value_chain_pool.
7320 (vt_finalize): Delete value_chains htab, free value_chain_pool.
7321 (variable_tracking_main): Call dump_dataflow_sets before calling
7322 vt_emit_notes, not after it.
7323 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
7324 (propagate_var_def_into_debug_stmts): Declare.
7325 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
7326 (df_set_note): Reject debug insns.
7327 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
7328 add notes to debug insns.
7329 (df_note_bb_compute): Adjust. Likewise.
7330 (df_simulate_uses): Skip debug insns.
7331 (df_simulate_initialize_backwards): Likewise.
7332 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
7333 (subst_stack_regs_pat): Reject debug insns.
7334 (convert_regs_1): Handle debug insns.
7335 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
7336 (print-rtl.o): Depend on cselib.h.
7337 (cselib.o): Depend on TREE_PASS_H.
7338 (var-tracking.o): Depend on cselib.h and TARGET_H.
7339 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
7340 (init_ready_list): Skip boundary debug insns.
7341 (add_branch_dependences): Skip debug insns.
7342 (free_block_dependencies): Check for blocks with only debug insns.
7343 (compute_priorities): Likewise.
7344 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
7345 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
7347 (gimple_build_debug_bind_stat): New.
7348 (empty_body_p): Skip debug stmts.
7349 (gimple_has_side_effects): Likewise.
7350 (gimple_rhs_has_side_effects): Likewise.
7351 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
7352 (gimple_build_debug_bind_stat): Declare.
7353 (gimple_build_debug_bind): Define.
7354 (is_gimple_debug): New.
7355 (gimple_debug_bind_p): New.
7356 (gimple_debug_bind_get_var): New.
7357 (gimple_debug_bind_get_value): New.
7358 (gimple_debug_bind_get_value_ptr): New.
7359 (gimple_debug_bind_set_var): New.
7360 (gimple_debug_bind_set_value): New.
7361 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
7362 (gimple_debug_bind_reset_value): New.
7363 (gimple_debug_bind_has_value_p): New.
7364 (gsi_next_nondebug): New.
7365 (gsi_prev_nondebug): New.
7366 (gsi_start_nondebug_bb): New.
7367 (gsi_last_nondebug_bb): New.
7368 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
7369 (print_insn): Handle DEBUG_INSN.
7370 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
7371 of first insn prevail.
7372 (first_stmt): Skip debug stmts.
7373 (first_non_label_stmt): Likewise.
7374 (last_stmt): Likewise.
7375 (has_zero_uses_1): New.
7376 (single_imm_use_1): New.
7377 (verify_gimple_debug): New.
7378 (verify_types_in_gimple_stmt): Handle debug stmts.
7379 (verify_stmt): Likewise.
7380 (debug_loop_num): Skip debug stmts.
7381 (remove_edge_and_dominated_blocks): Remove dominators last.
7382 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
7383 (linearize_expr): Likewise.
7384 * config/i386/i386.c (ix86_delegitimize_address): Call
7385 default implementation.
7386 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
7387 (group_barrier_needed): Skip debug insns.
7388 (emit_insn_group_barriers): Likewise.
7389 (emit_all_insn_group_barriers): Likewise.
7390 (ia64_variable_issue): Handle debug insns.
7391 (ia64_dfa_new_cycle): Likewise.
7392 (final_emit_insn_group_barriers): Skip debug insns.
7393 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
7394 def cfa without frame.
7395 (process_set): Likewise.
7396 (process_for_unwind_directive): Pass frame on.
7397 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7398 (rs6000_delegitimize_address): New.
7399 (rs6000_debug_adjust_cost): Handle debug insns.
7400 (is_microcoded_insn): Likewise.
7401 (is_cracked_insn): Likewise.
7402 (is_nonpipeline_insn): Likewise.
7403 (insn_must_be_first_in_group): Likewise.
7404 (insn_must_be_last_in_group): Likewise.
7405 (force_new_group): Likewise.
7406 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
7407 contains only debug insns.
7408 (rtl_merge_blocks): Skip debug insns.
7409 (purge_dead_edges): Likewise.
7410 (rtl_block_ends_with_call_p): Skip debug insns.
7411 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
7412 (mark_reg_dependencies): Skip debug insns.
7413 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
7414 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
7415 * tree-ssa-threadedge.c
7416 (record_temporary_equivalences_from_stmts): Skip debug stmts.
7417 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
7418 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
7419 (copyprop_hardreg_forward_1): Handle debug insns.
7420 * reload1.c (reload): Skip debug insns. Replace unassigned
7421 pseudos in debug insns with their equivalences.
7422 (eliminate_regs_in_insn): Skip debug insns.
7423 (emit_input_reload_insns): Skip debug insns at first, adjust
7425 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
7426 (get_indirect_ref_operands): Pass opf_no_vops on.
7427 (get_expr_operands): Likewise. Skip debug stmts.
7428 (parse_ssa_operands): Scan debug insns with opf_no_vops.
7430 2009-09-01 Richard Henderson <rth@redhat.com>
7432 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
7433 stmt_ends_pp_p statements at least once.
7434 * tree-vrp.c (vrp_initialize): Likewise.
7435 (vrp_visit_stmt): Be prepared for non-interesting stmts.
7437 2009-09-01 Dodji Seketeli <dodji@redhat.com>
7440 Fix AIX bootstrap after PR debug/30161
7441 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
7442 that is a GNU extension.
7443 (tmpl_value_parm_die_table): Move the definition of this global
7444 outside #ifdef DWARF2_DEBUGGING_INFO region.
7446 2009-09-01 Richard Guenther <rguenther@suse.de>
7448 * tree.c (tree_expr_size): New function.
7449 * tree.h (tree_expr_size): Declare.
7450 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
7451 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
7452 * langhooks.c (lhd_expr_size): Remove.
7453 * langhooks.h (struct lang_hooks): Remove expr_size.
7454 * explow.c (expr_size): Use tree_expr_size.
7455 (int_expr_size): Likewise.
7456 * langhooks-def.h (lhd_expr_size): Remove.
7457 (LANG_HOOKS_EXPR_SIZE): Likewise.
7458 (LANG_HOOKS_INITIALIZER): Adjust.
7460 2009-09-01 Richard Guenther <rguenther@suse.de>
7462 * tree-flow.h (mark_addressable): Move declaration ...
7463 * tree.h (mark_addressable): ... here.
7464 * stmt.c (expand_asm_operands): Use mark_addressable, not
7465 lang_hooks.mark_addressable.
7466 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7467 LANG_HOOKS_MARK_ADDRESSABLE.
7468 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
7469 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
7471 2009-08-31 Chris Demetriou <cgd@google.com>
7473 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
7474 vectorize if not TARGET_SSE2.
7476 2009-08-31 DJ Delorie <dj@redhat.com>
7478 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
7479 registers if no coprocessor is enabled.
7481 2009-08-31 Dodji Seketeli <dodji@redhat.com>
7484 * cgraph.h (cgraph_get_node): Declare ...
7485 * cgraph.c (cgraph_get_node): ... new function.
7486 * dwarf2out.c (gen_generic_params_dies,
7487 generic_parameter_die, tree_add_const_value_attribute_for_decl,
7488 make_ith_pack_parameter_name,
7489 append_entry_to_tmpl_value_parm_die_table,
7490 gen_remaining_tmpl_value_param_die_attribute): New functions.
7491 (gen_subprogram_die): Generate debug info for template parameters
7492 if debug info level is higher than DINFO_LEVEL_TERSE.
7493 Use tree_add_const_value_attribute_for_decl instead of
7494 tree_add_const_value_attribute.
7495 (gen_const_die): Use tree_add_const_value_attribute_for_decl
7496 instead of tree_add_const_value_attribute.
7497 (gen_struct_or_union_type_die): Generate debug
7498 info for template parameters if debug info level is higher than
7500 (tree_add_const_value_attribute): Handle integral and pointer
7501 constants. Update comment.
7502 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
7503 (dwarf_attr_name): Support DW_AT_GNU_template_name.
7504 (reference_to_unused): Fix thinko. Remove redundant predicates from
7506 (tree_add_const_value_attribute): Make this work for constant
7508 tree_add_const_value_attribute_for_decl is to be used for variable
7510 (add_location_or_const_value_attribute): Use
7511 tree_add_const_value_attribute_for_decl now.
7512 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
7513 DW_TAG_template_value_param DIEs after function DIEs have been
7515 * langhooks.h (lang_hooks_for_types): Add
7516 get_argument_pack_elems.
7517 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
7518 (lang_hooks): Added get_innermost_generic_parms,
7519 get_innermost_generic_args.
7520 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
7521 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
7522 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
7523 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
7525 2009-08-31 DJ Delorie <dj@redhat.com>
7527 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
7528 it once we start generating the prologue or epilogue.
7529 (mep_call_saves_register): If the frame is locked, re-use
7531 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
7532 (mep_expand_prologue): Call it.
7533 (mep_expand_epilogue): Likewise.
7534 (mep_start_function): Use the same logic as mep_expand_prologue.
7535 (mep_pass_by_reference): Make logic more readable.
7536 (mep_return_in_memory): Zero-sized objects are passed in memory.
7537 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
7539 2009-08-31 Richard Guenther <rguenther@suse.de>
7541 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7542 to query if the memory regions for memmove overlap.
7543 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7544 asserts on pointers, instead deal with odd trees.
7545 (ptr_derefs_may_alias_p): Likewise.
7546 (refs_may_alias_p_1): Constructor bases also never alias.
7548 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
7550 * doc/install.texi (Final install): Adjust reference on where to
7551 order printed manuals.
7553 2009-08-30 Olivier Hainque <hainque@adacore.com>
7555 * dwarf2out.c (switch_to_frame_table_section): Move
7556 definition prior to first use.
7558 2009-08-30 Richard Guenther <rguenther@suse.de>
7560 PR tree-optimization/41186
7561 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
7562 (ao_ref_init_from_ptr_and_size): New function.
7563 (ref_maybe_used_by_call_p_1): Be more precise tracking
7564 used ranges for builtin functions.
7565 (ref_maybe_used_by_call_p): Adjust.
7566 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
7567 ranges for builtin functions.
7568 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
7570 2009-08-30 Alan Modra <amodra@bigpond.net.au>
7573 * fwprop.c (get_reg_use_in): Delete.
7574 (free_load_extend): New function.
7575 (forward_propagate_subreg): Use it.
7577 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
7579 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
7581 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
7584 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
7587 2009-08-29 Douglas B Rupp <rupp@gnat.com>
7589 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
7590 fini or fini_array section.
7592 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7594 * graphite-dependences.c (graphite_legal_transform_bb): Call
7595 pbb_remove_duplicate_pdrs.
7596 * graphite-poly.c (can_collapse_pdr): Removed.
7597 (pdr_find_duplicate): Removed.
7598 (can_collapse_pdrs): New.
7599 (pbb_remove_duplicate_pdrs): New.
7600 (new_poly_dr): Do not look for duplicates.
7601 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
7602 (PBB_PDR_DUPLICATES_REMOVED): New.
7603 (pbb_remove_duplicate_pdrs): Declared.
7605 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7607 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
7608 the strides by multiplying by PDR_NB_REFS.
7609 * graphite-poly.c (can_collapse_pdr): New.
7610 (pdr_find_duplicate): New.
7611 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
7612 Initialize PDR_NB_REFS.
7613 * graphite-poly.h (struct poly_dr): Add field nb_refs.
7615 (new_poly_dr): Number of subscripts is a graphite_dim_t.
7617 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7620 * graphite-poly.c (apply_poly_transforms): Remove legality test before
7623 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7625 * graphite-dependences.c (pddr_original_scattering): Return NULL
7626 for read-read dependence relations.
7627 * graphite-poly.h (enum poly_dr_type): Fix comment.
7630 (pdr_may_write_p): New.
7632 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7634 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
7635 (struct poly_dr): Same.
7636 (new_poly_dr): Same.
7637 * graphite-poly.c (new_poly_dr): Same.
7638 * graphite-dependences.c (dot_deps): Disable call to system.
7640 2009-08-28 Cary Coutant <ccoutant@google.com>
7643 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
7644 struct/union/enum types local to a function.
7646 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7647 Sebastian Pop <sebastian.pop@amd.com>
7649 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
7650 pbb_strip_mine_time_depth. Changed the implementation so that
7651 transformation is expressed as a transformation on
7652 time (scatttering) dimensions. Also, ensures that the 2d+1
7653 scheduling format is preserved.
7654 (pbb_strip_mine_profitable_p): Profitability is based on the
7655 iteration number of a given time (scattering) dimension,
7656 and not on a original loop depth dimension.
7657 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
7658 (pbb_do_strip_mine): Call psct_dynamic_dim.
7659 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
7660 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
7661 (pbb_nb_dynamic_scattering_transform): New.
7662 (psct_dynamic_dim): New.
7664 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7666 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
7667 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
7668 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
7669 * graphite-interchange.c (build_linearized_memory_access): Same.
7670 (memory_stride_in_loop): Same.
7672 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7674 * graphite-dependences.c (pddr_original_scattering): New.
7675 (graphite_legal_transform_dr): Call pddr_original_scattering.
7678 * graphite-dependences.h (dot_deps): Declared.
7679 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
7680 (print_pdr): Print PDR_ID.
7681 * graphite-poly.h (struct poly_dr): Add field id.
7684 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
7686 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7688 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
7689 not delete the original dependence relation.
7691 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7693 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
7694 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
7695 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
7696 (free_poly_ddr): New.
7697 (pddr_is_empty): New.
7698 (dependence_polyhedron_1): Now returns a poly_ddr_p.
7699 (dependence_polyhedron): Same. Remove useless gcc_assert.
7701 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
7702 (graphite_carried_dependence_level_k): Call pddr_is_empty.
7703 * graphite-dependences.h (enum poly_dependence_kind): New.
7704 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
7705 (PDRP_SOURCE): Renamed PDDR_SOURCE.
7706 (PDRP_SINK): Renamed PDDR_SINK.
7707 (PDRP_DDP): Renamed PDDR_DDP.
7709 (free_poly_ddr): Declared.
7710 * graphite-poly.c (new_scop): Use the new hash function names.
7711 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
7712 into original_pddrs.
7713 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
7715 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7717 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
7718 bounds with LT_EXPR to make niter analysis more precise on code
7719 generated by Graphite.
7721 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7723 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
7724 (graphite_legal_transform_bb): Same.
7725 (poly_drs_may_alias_p): Same.
7727 2009-08-28 Richard Guenther <rguenther@suse.de>
7729 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
7731 2009-08-28 Jan Beulich <jbeulich@novell.com>
7733 * config/i386/netware.c: Include langhooks.h.
7734 (i386_nlm_encode_section_info): Simplify.
7735 (netware_override_options): Delete.
7736 * config/i386/netware.h (netware_override_options): Delete
7738 (OVERRIDE_OPTIONS): Delete definition.
7739 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7740 (ASM_COMMENT_START): Define.
7741 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
7743 2009-08-28 Jan Beulich <jbeulich@novell.com>
7745 * configure.ac: For in-tree ld, do a plain version check to
7746 determine whether comdat groups are supported.
7747 * configure: Regenerate.
7749 2009-08-28 Olivier Hainque <hainque@adacore.com>
7751 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
7752 always defined. Reflect definition or absence of such for
7753 COLLECT_EXPORT_LIST. Readability helper.
7754 (scanfilter): New enum, to help control what symbols
7755 are to be considered or ignored by scan_prog_file.
7756 (enum pass): Rename as "scanpass", moved together with scanfilter
7757 prior to scan_prog_file's prototype.
7758 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
7759 Group prototype with the scanpass/scanfilter definitions, factorize
7760 head comments for the several implementations at the prototype.
7761 (main): Reorganize the first pass link control to let AIX
7762 drag only the needed frame tables in executables. Prevent
7763 frame tables collection during the scan aimed at static ctors.
7764 Pre-link and scan for frame tables later to compensate.
7765 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
7766 A C statement to issue assembly directives that create a reference
7767 to the given DWARF table identifier label from the current function
7769 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
7770 to differentiate first time section entry. Only emit a .data
7771 tables start identifier label the first time around.
7772 (switch_to_frame_table_section): New function. Helper for
7773 output_call_frame_info to switch possibly BACK into the eh_frame
7774 or the debug_frame section depending on FOR_EH.
7775 (output_call_frame_info): Use helper to first enter the proper
7777 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
7778 emit a link to the frame table start label from each function
7780 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7781 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
7782 * config/rs6000/rs6000-protos.h: Declare it.
7783 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
7785 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7787 * config/sh/sh.c (split_branches): Check the result of
7790 2009-08-27 Steve Ellcey <sje@cup.hp.com>
7792 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
7793 using -pthread -fopenmp
7795 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7797 * doc/service.texi (service directory): Update URL.
7799 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
7801 PR rtl-optimization/40861
7802 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
7803 extract word from a multi-word subreg for negative byte positions.
7805 2009-08-27 Tristan Gingold <gingold@adacore.com>
7806 Douglas B Rupp <rupp@gnat.com>
7808 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
7809 (SECTION_VMS_OVERLAY): Define.
7810 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
7812 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
7814 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
7815 common_object declarations.
7816 (ia64_section_type_flags): Set section flag for common_object.
7817 * config/ia64/ia64-protos.h
7818 (ia64_vms_output_aligned_decl_common): Declare.
7819 (ia64_vms_elf_asm_named_section): Declare.
7821 2009-08-27 Michael Matz <matz@suse.de>
7823 * expr.c (expand_expr_real_2): New function taking exploded
7824 unary or binary expression, split out from ...
7825 (expand_expr_real_1): ... here. Move over all unary/binary
7826 switch parts to above function, in particular these codes:
7827 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
7828 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
7829 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
7830 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
7831 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
7832 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
7833 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
7834 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
7835 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
7836 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
7837 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
7838 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
7839 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
7840 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
7841 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
7842 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
7843 VEC_PACK_FIX_TRUNC_EXPR.
7844 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
7847 2009-08-27 Richard Guenther <rguenther@suse.de>
7849 * gengtype.c (main): Handle uint64_t.
7850 * ipa-utils.c (get_base_var): Indent properly.
7851 * tree-ssa-live.c (debug_scope_block): New function.
7852 * tree-flow.h (debug_scope_block): Declare.
7853 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
7854 * basic-block.h (enum profile_status): Rename to
7855 enum profile_status_d.
7856 (x_profile_status): Adjust type.
7858 2009-08-27 Dodji Seketeli <dodji@redhat.com>
7861 * dwarf2out.c (get_context_die): Declare this static function.
7862 (gen_type_die_with_usage): Make sure a DIE is a generated for
7863 the context of a typedef.
7865 2009-08-26 Anatoly Sokolov <aesok@post.ru>
7867 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
7870 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7872 * config/mips/mips-protos.h (mips_output_sync): Declare.
7873 (mips_sync_loop_insns): Likewise.
7874 (mips_output_sync_loop): Replace first two parameters with an rtx.
7875 * config/mips/mips.c (mips_multi_member): New structure.
7876 (mips_multi_members): New variable.
7877 (mips_multi_start): New function.
7878 (mips_multi_add): Likewise.
7879 (mips_multi_add_insn): Likewise.
7880 (mips_multi_add_label): Likewise.
7881 (mips_multi_last_index): Likewise.
7882 (mips_multi_copy_insn): Likewise.
7883 (mips_multi_set_operand): Likewise.
7884 (mips_multi_write): Likewise.
7885 (mips_print_operand_punctuation): Remove '%|' and '%-'.
7886 (mips_init_print_operand_punct): Update accordingly.
7887 (mips_start_ll_sc_sync_block): New function.
7888 (mips_end_ll_sc_sync_block): Likewise.
7889 (mips_output_sync): Likewise.
7890 (mips_sync_insn1_template): Likewise.
7891 (mips_sync_insn2_template): Likewise.
7892 (mips_get_sync_operand): Likewise.
7893 (mips_process_sync_loop): Likewise.
7894 (mips_output_sync_loop): Use mips_process_sync_loop.
7895 (mips_sync_loop_insns): New function.
7896 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
7897 (MIPS_COMPARE_AND_SWAP_12): Likewise.
7898 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
7899 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
7900 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
7901 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
7902 (MIPS_SYNC_OLD_OP_12): Likewise.
7903 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
7904 (MIPS_SYNC_NEW_OP_12): Likewise.
7905 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
7906 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
7907 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
7908 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
7909 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
7910 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
7911 * config/mips/mips.md (sync_mem): New attribute.
7912 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
7913 (sync_exclusive_mask, sync_required_oldval): Likewise.
7914 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
7915 (sync_release_barrier): Likewise.
7916 (length): Handle sync loops.
7917 (sync): Use mips_output_sync.
7918 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
7919 (sync_compare_and_swap<mode>): Set the new sync_* attributes
7920 and use mips_output_sync_loop.
7921 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
7922 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
7923 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
7924 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
7925 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
7926 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
7927 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
7928 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
7929 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
7931 2009-08-26 Richard Guenther <rguenther@suse.de>
7934 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
7935 the types to not match.
7936 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
7938 * tree-ssa.c (useless_type_conversion_p): Conversions to
7939 pointers to unprototyped functions are useless.
7941 2009-08-26 Richard Guenther <rguenther@suse.de>
7943 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
7944 whole-program condition, prepare to be called for non-globals.
7945 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
7946 params build a representative with known type and track its fields.
7948 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
7950 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
7951 clearing by a taken branch.
7952 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
7953 effectively after bbro pass.
7954 (sync_nand<mode>): Ditto.
7955 (sync_old_<fetchop_name><mode>): Ditto.
7956 (sync_old_nand<mode>): Ditto.
7957 (sync_new_<fetchop_name><mode>): Dito.
7958 (sync_new_nand<mode>): Ditto.
7959 (sync_compare_and_swap<mode>_1): Ditto.
7960 (*sync_compare_and_swap<mode>): Ditto.
7961 (sync_lock_test_and_set<mode>_1): Ditto.
7962 ("sync_lock_test_and_set<mode>): Ditto.
7964 2009-08-25 Douglas B Rupp <rupp@gnat.com>
7966 * hwint.h (HOST_LONG_FORMAT): New macro
7967 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
7968 Use HOST_PTR_PRINTF.
7969 * system.h (HOST_PTR_PRINTF): Resurrect old macro
7970 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
7971 (HOST_PTR_PRINTF): Document.
7973 2009-08-25 Jan Hubicka <jh@suse.cz>
7975 * config/i386/bmmintrin.h: Replace by #error.
7978 Michael Meissner <michael.meissner@amd.com>
7979 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7980 Tony Linthicum <tony.linthicum@amd.com>
7982 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7983 (TARGET_ROUND): New macro for the round/ptest instructions which
7984 are shared between SSE4.1 and SSE5.
7985 (OPTION_MASK_ISA_ROUND): Ditto.
7986 (OPTION_ISA_ROUND): Ditto.
7987 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7988 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7990 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7991 (-mfused-madd): New switch to give users control over whether the
7992 compiler optimizes to use the multiply/add SSE5 instructions.
7994 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7995 (ix86_handle_option): Turn off 3dnow if -msse5.
7996 (override_options): Add SSE5 support.
7997 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7999 (ix86_expand_sse_movcc): Add SSE5 support.
8000 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8001 vector type to the next largest size.
8002 (ix86_expand_sse5_pack): New function to use pperm to pack a
8003 vector type to the next smallest size.
8004 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
8005 (IX86_BUILTIN_FMADDSD): Ditto.
8006 (IX86_BUILTIN_FMADDPS): Ditto.
8007 (IX86_BUILTIN_FMADDPD): Ditto.
8008 (IX86_BUILTIN_FMSUBSS): Ditto.
8009 (IX86_BUILTIN_FMSUBSD): Ditto.
8010 (IX86_BUILTIN_FMSUBPS): Ditto.
8011 (IX86_BUILTIN_FMSUBPD): Ditto.
8012 (IX86_BUILTIN_FNMADDSS): Ditto.
8013 (IX86_BUILTIN_FNMADDSD): Ditto.
8014 (IX86_BUILTIN_FNMADDPS): Ditto.
8015 (IX86_BUILTIN_FNMADDPD): Ditto.
8016 (IX86_BUILTIN_FNMSUBSS): Ditto.
8017 (IX86_BUILTIN_FNMSUBSD): Ditto.
8018 (IX86_BUILTIN_FNMSUBPS): Ditto.
8019 (IX86_BUILTIN_FNMSUBPD): Ditto.
8020 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
8021 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
8022 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
8023 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
8024 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
8025 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
8026 (IX86_BUILTIN_PPERM): Ditto.
8027 (IX86_BUILTIN_PERMPS): Ditto.
8028 (IX86_BUILTIN_PERMPD): Ditto.
8029 (IX86_BUILTIN_PMACSSWW): Ditto.
8030 (IX86_BUILTIN_PMACSWW): Ditto.
8031 (IX86_BUILTIN_PMACSSWD): Ditto.
8032 (IX86_BUILTIN_PMACSWD): Ditto.
8033 (IX86_BUILTIN_PMACSSDD): Ditto.
8034 (IX86_BUILTIN_PMACSDD): Ditto.
8035 (IX86_BUILTIN_PMACSSDQL): Ditto.
8036 (IX86_BUILTIN_PMACSSDQH): Ditto.
8037 (IX86_BUILTIN_PMACSDQL): Ditto.
8038 (IX86_BUILTIN_PMACSDQH): Ditto.
8039 (IX86_BUILTIN_PMADCSSWD): Ditto.
8040 (IX86_BUILTIN_PMADCSWD): Ditto.
8041 (IX86_BUILTIN_PHADDBW): Ditto.
8042 (IX86_BUILTIN_PHADDBD): Ditto.
8043 (IX86_BUILTIN_PHADDBQ): Ditto.
8044 (IX86_BUILTIN_PHADDWD): Ditto.
8045 (IX86_BUILTIN_PHADDWQ): Ditto.
8046 (IX86_BUILTIN_PHADDDQ): Ditto.
8047 (IX86_BUILTIN_PHADDUBW): Ditto.
8048 (IX86_BUILTIN_PHADDUBD): Ditto.
8049 (IX86_BUILTIN_PHADDUBQ): Ditto.
8050 (IX86_BUILTIN_PHADDUWD): Ditto.
8051 (IX86_BUILTIN_PHADDUWQ): Ditto.
8052 (IX86_BUILTIN_PHADDUDQ): Ditto.
8053 (IX86_BUILTIN_PHSUBBW): Ditto.
8054 (IX86_BUILTIN_PHSUBWD): Ditto.
8055 (IX86_BUILTIN_PHSUBDQ): Ditto.
8056 (IX86_BUILTIN_PROTB): Ditto.
8057 (IX86_BUILTIN_PROTW): Ditto.
8058 (IX86_BUILTIN_PROTD): Ditto.
8059 (IX86_BUILTIN_PROTQ): Ditto.
8060 (IX86_BUILTIN_PROTB_IMM): Ditto.
8061 (IX86_BUILTIN_PROTW_IMM): Ditto.
8062 (IX86_BUILTIN_PROTD_IMM): Ditto.
8063 (IX86_BUILTIN_PROTQ_IMM): Ditto.
8064 (IX86_BUILTIN_PSHLB): Ditto.
8065 (IX86_BUILTIN_PSHLW): Ditto.
8066 (IX86_BUILTIN_PSHLD): Ditto.
8067 (IX86_BUILTIN_PSHLQ): Ditto.
8068 (IX86_BUILTIN_PSHAB): Ditto.
8069 (IX86_BUILTIN_PSHAW): Ditto.
8070 (IX86_BUILTIN_PSHAD): Ditto.
8071 (IX86_BUILTIN_PSHAQ): Ditto.
8072 (IX86_BUILTIN_FRCZSS): Ditto.
8073 (IX86_BUILTIN_FRCZSD): Ditto.
8074 (IX86_BUILTIN_FRCZPS): Ditto.
8075 (IX86_BUILTIN_FRCZPD): Ditto.
8076 (IX86_BUILTIN_CVTPH2PS): Ditto.
8077 (IX86_BUILTIN_CVTPS2PH): Ditto.
8078 (IX86_BUILTIN_COMEQSS): Ditto.
8079 (IX86_BUILTIN_COMNESS): Ditto.
8080 (IX86_BUILTIN_COMLTSS): Ditto.
8081 (IX86_BUILTIN_COMLESS): Ditto.
8082 (IX86_BUILTIN_COMGTSS): Ditto.
8083 (IX86_BUILTIN_COMGESS): Ditto.
8084 (IX86_BUILTIN_COMUEQSS): Ditto.
8085 (IX86_BUILTIN_COMUNESS): Ditto.
8086 (IX86_BUILTIN_COMULTSS): Ditto.
8087 (IX86_BUILTIN_COMULESS): Ditto.
8088 (IX86_BUILTIN_COMUGTSS): Ditto.
8089 (IX86_BUILTIN_COMUGESS): Ditto.
8090 (IX86_BUILTIN_COMORDSS): Ditto.
8091 (IX86_BUILTIN_COMUNORDSS): Ditto.
8092 (IX86_BUILTIN_COMFALSESS): Ditto.
8093 (IX86_BUILTIN_COMTRUESS): Ditto.
8094 (IX86_BUILTIN_COMEQSD): Ditto.
8095 (IX86_BUILTIN_COMNESD): Ditto.
8096 (IX86_BUILTIN_COMLTSD): Ditto.
8097 (IX86_BUILTIN_COMLESD): Ditto.
8098 (IX86_BUILTIN_COMGTSD): Ditto.
8099 (IX86_BUILTIN_COMGESD): Ditto.
8100 (IX86_BUILTIN_COMUEQSD): Ditto.
8101 (IX86_BUILTIN_COMUNESD): Ditto.
8102 (IX86_BUILTIN_COMULTSD): Ditto.
8103 (IX86_BUILTIN_COMULESD): Ditto.
8104 (IX86_BUILTIN_COMUGTSD): Ditto.
8105 (IX86_BUILTIN_COMUGESD): Ditto.
8106 (IX86_BUILTIN_COMORDSD): Ditto.
8107 (IX86_BUILTIN_COMUNORDSD): Ditto.
8108 (IX86_BUILTIN_COMFALSESD): Ditto.
8109 (IX86_BUILTIN_COMTRUESD): Ditto.
8110 (IX86_BUILTIN_COMEQPS): Ditto.
8111 (IX86_BUILTIN_COMNEPS): Ditto.
8112 (IX86_BUILTIN_COMLTPS): Ditto.
8113 (IX86_BUILTIN_COMLEPS): Ditto.
8114 (IX86_BUILTIN_COMGTPS): Ditto.
8115 (IX86_BUILTIN_COMGEPS): Ditto.
8116 (IX86_BUILTIN_COMUEQPS): Ditto.
8117 (IX86_BUILTIN_COMUNEPS): Ditto.
8118 (IX86_BUILTIN_COMULTPS): Ditto.
8119 (IX86_BUILTIN_COMULEPS): Ditto.
8120 (IX86_BUILTIN_COMUGTPS): Ditto.
8121 (IX86_BUILTIN_COMUGEPS): Ditto.
8122 (IX86_BUILTIN_COMORDPS): Ditto.
8123 (IX86_BUILTIN_COMUNORDPS): Ditto.
8124 (IX86_BUILTIN_COMFALSEPS): Ditto.
8125 (IX86_BUILTIN_COMTRUEPS): Ditto.
8126 (IX86_BUILTIN_COMEQPD): Ditto.
8127 (IX86_BUILTIN_COMNEPD): Ditto.
8128 (IX86_BUILTIN_COMLTPD): Ditto.
8129 (IX86_BUILTIN_COMLEPD): Ditto.
8130 (IX86_BUILTIN_COMGTPD): Ditto.
8131 (IX86_BUILTIN_COMGEPD): Ditto.
8132 (IX86_BUILTIN_COMUEQPD): Ditto.
8133 (IX86_BUILTIN_COMUNEPD): Ditto.
8134 (IX86_BUILTIN_COMULTPD): Ditto.
8135 (IX86_BUILTIN_COMULEPD): Ditto.
8136 (IX86_BUILTIN_COMUGTPD): Ditto.
8137 (IX86_BUILTIN_COMUGEPD): Ditto.
8138 (IX86_BUILTIN_COMORDPD): Ditto.
8139 (IX86_BUILTIN_COMUNORDPD): Ditto.
8140 (IX86_BUILTIN_COMFALSEPD): Ditto.
8141 (IX86_BUILTIN_COMTRUEPD): Ditto.
8142 (IX86_BUILTIN_PCOMEQUB): Ditto.
8143 (IX86_BUILTIN_PCOMNEUB): Ditto.
8144 (IX86_BUILTIN_PCOMLTUB): Ditto.
8145 (IX86_BUILTIN_PCOMLEUB): Ditto.
8146 (IX86_BUILTIN_PCOMGTUB): Ditto.
8147 (IX86_BUILTIN_PCOMGEUB): Ditto.
8148 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
8149 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
8150 (IX86_BUILTIN_PCOMEQUW): Ditto.
8151 (IX86_BUILTIN_PCOMNEUW): Ditto.
8152 (IX86_BUILTIN_PCOMLTUW): Ditto.
8153 (IX86_BUILTIN_PCOMLEUW): Ditto.
8154 (IX86_BUILTIN_PCOMGTUW): Ditto.
8155 (IX86_BUILTIN_PCOMGEUW): Ditto.
8156 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
8157 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
8158 (IX86_BUILTIN_PCOMEQUD): Ditto.
8159 (IX86_BUILTIN_PCOMNEUD): Ditto.
8160 (IX86_BUILTIN_PCOMLTUD): Ditto.
8161 (IX86_BUILTIN_PCOMLEUD): Ditto.
8162 (IX86_BUILTIN_PCOMGTUD): Ditto.
8163 (IX86_BUILTIN_PCOMGEUD): Ditto.
8164 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
8165 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
8166 (IX86_BUILTIN_PCOMEQUQ): Ditto.
8167 (IX86_BUILTIN_PCOMNEUQ): Ditto.
8168 (IX86_BUILTIN_PCOMLTUQ): Ditto.
8169 (IX86_BUILTIN_PCOMLEUQ): Ditto.
8170 (IX86_BUILTIN_PCOMGTUQ): Ditto.
8171 (IX86_BUILTIN_PCOMGEUQ): Ditto.
8172 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
8173 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
8174 (IX86_BUILTIN_PCOMEQB): Ditto.
8175 (IX86_BUILTIN_PCOMNEB): Ditto.
8176 (IX86_BUILTIN_PCOMLTB): Ditto.
8177 (IX86_BUILTIN_PCOMLEB): Ditto.
8178 (IX86_BUILTIN_PCOMGTB): Ditto.
8179 (IX86_BUILTIN_PCOMGEB): Ditto.
8180 (IX86_BUILTIN_PCOMFALSEB): Ditto.
8181 (IX86_BUILTIN_PCOMTRUEB): Ditto.
8182 (IX86_BUILTIN_PCOMEQW): Ditto.
8183 (IX86_BUILTIN_PCOMNEW): Ditto.
8184 (IX86_BUILTIN_PCOMLTW): Ditto.
8185 (IX86_BUILTIN_PCOMLEW): Ditto.
8186 (IX86_BUILTIN_PCOMGTW): Ditto.
8187 (IX86_BUILTIN_PCOMGEW): Ditto.
8188 (IX86_BUILTIN_PCOMFALSEW): Ditto.
8189 (IX86_BUILTIN_PCOMTRUEW): Ditto.
8190 (IX86_BUILTIN_PCOMEQD): Ditto.
8191 (IX86_BUILTIN_PCOMNED): Ditto.
8192 (IX86_BUILTIN_PCOMLTD): Ditto.
8193 (IX86_BUILTIN_PCOMLED): Ditto.
8194 (IX86_BUILTIN_PCOMGTD): Ditto.
8195 (IX86_BUILTIN_PCOMGED): Ditto.
8196 (IX86_BUILTIN_PCOMFALSED): Ditto.
8197 (IX86_BUILTIN_PCOMTRUED): Ditto.
8198 (IX86_BUILTIN_PCOMEQQ): Ditto.
8199 (IX86_BUILTIN_PCOMNEQ): Ditto.
8200 (IX86_BUILTIN_PCOMLTQ): Ditto.
8201 (IX86_BUILTIN_PCOMLEQ): Ditto.
8202 (IX86_BUILTIN_PCOMGTQ): Ditto.
8203 (IX86_BUILTIN_PCOMGEQ): Ditto.
8204 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
8205 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
8206 (enum multi_arg_type): New enum for describing the various SSE5
8207 intrinsic argument types.
8208 (bdesc_multi_arg): New table for SSE5 intrinsics.
8209 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
8210 (ix86_expand_multi_arg_builtin): New function for creating SSE5
8212 (ix86_expand_builtin): Add SSE5 intrinsic support.
8213 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
8214 operand instructions.
8215 (ix86_expand_sse5_multiple_memory): New function to split the
8216 second memory reference from SSE5 instructions.
8217 (type_has_variadic_args_p): Delete in favor of stdarg_p.
8218 (ix86_return_pops_args): Use stdarg_p to determine if the function
8219 has variable arguments.
8220 (ix86_setup_incoming_varargs): Ditto.
8221 (x86_this_parameter): Ditto.
8223 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
8225 (ix86_expand_sse5_pack): Ditto.
8226 (ix86_sse5_valid_op_p): Ditto.
8227 (ix86_expand_sse5_multiple_memory): Ditto.
8229 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
8230 constant for SSE5 support.
8231 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
8232 (UNSPEC_SSE5_TRUEFALSE): Ditto.
8233 (UNSPEC_SSE5_PERMUTE): Ditto.
8234 (UNSPEC_SSE5_ASHIFT): Ditto.
8235 (UNSPEC_SSE5_LSHIFT): Ditto.
8236 (UNSPEC_FRCZ): Ditto.
8237 (UNSPEC_CVTPH2PS): Ditto.
8238 (UNSPEC_CVTPS2PH): Ditto.
8239 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
8241 (COM_FALSE_S): Ditto.
8242 (COM_FALSE_P): Ditto.
8243 (COM_TRUE_S): Ditto.
8244 (COM_TRUE_P): Ditto.
8245 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
8246 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
8248 (memory attribute): Ditto.
8249 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8250 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
8251 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8252 (floor<mode>2): Ditto.
8253 (ceil<mode>2): Ditto.
8254 (btrunc<mode>2): Ditto.
8255 (nearbyintdf2): Ditto.
8256 (nearbyintsf2): Ditto.
8257 (sse_setccsf): Disable if SSE5.
8258 (sse_setccdf): Ditto.
8259 (sse5_setcc<mode>): New support for SSE5 conditional move.
8260 (sse5_pcmov_<mode>): Ditto.
8262 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
8264 (SSEMODEF2P): Ditto.
8265 (ssemodesuffixf4): New mode attribute for SSE5.
8266 (ssemodesuffixf2s): Ditto.
8267 (ssemodesuffixf2c): Ditto.
8268 (sserotatemax): Ditto.
8269 (ssescalarmode): Ditto.
8270 (sse_maskcmpv4sf3): Disable if SSE5.
8271 (sse_maskcmpv2df3): Ditto.
8272 (sse_vmmaskcmpv4sf3): Ditto.
8273 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
8274 (sse5_vmfmadd<mode>4): Ditto.
8275 (sse5_fmsub<mode>4): Ditto.
8276 (sse5_vmfmsub<mode>4): Ditto.
8277 (sse5_fnmadd<mode>4): Ditto.
8278 (sse5_vmfnmadd<mode>4): Ditto.
8279 (sse5_fnmsub<mode>4): Ditto.
8280 (sse5_vmfnmsub<mode>4): Ditto.
8281 (sse5i_fmadd<mode>4): Ditto.
8282 (sse5i_fmsub<mode>4): Ditto.
8283 (sse5i_fnmadd<mode>4): Ditto.
8284 (sse5i_fnmsub<mode>4): Ditto.
8285 (sse5i_vmfmadd<mode>4): Ditto.
8286 (sse5i_vmfmsub<mode>4): Ditto.
8287 (sse5i_vmfnmadd<mode>4): Ditto.
8288 (sse5i_vmfnmsub<mode>4): Ditto.
8289 (mulv16qi3): Add SSE5 support.
8291 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
8292 (sse2_mulv4si3): Disable if SSE5.
8293 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
8294 (sse4_1_roundps): Ditto.
8295 (sse4_1_roundsd): Ditto.
8296 (sse4_1_roundss): Ditto.
8297 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
8299 (sse_maskcmpsf3): Ditto.
8300 (sse_vmmaskcmpv4sf3): Ditto.
8301 (sse2_maskcmpv2df3): Ditto.
8302 (sse2_maskcmpdf3): Ditto.
8303 (sse2_vmmaskcmpv2df3): Ditto.
8304 (sse2_eq<mode>3): Ditto.
8305 (sse2_gt<mode>3): Ditto.
8306 (sse5_pcmov_<mode>): Add SSE5 support.
8307 (vec_unpacku_hi_v16qi): Ditto.
8308 (vec_unpacks_hi_v16qi): Ditto.
8309 (vec_unpacku_lo_v16qi): Ditto.
8310 (vec_unpacks_lo_v16qi): Ditto.
8311 (vec_unpacku_hi_v8hi): Ditto.
8312 (vec_unpacks_hi_v8hi): Ditto.
8313 (vec_unpacku_lo_v8hi): Ditto.
8314 (vec_unpacks_lo_v8hi): Ditto.
8315 (vec_unpacku_hi_v4si): Ditto.
8316 (vec_unpacks_hi_v4si): Ditto.
8317 (vec_unpacku_lo_v4si): Ditto.
8318 (vec_unpacks_lo_v4si): Ditto.
8319 (sse5_pmacsww): New SSE5 intrinsic insn.
8320 (sse5_pmacssww): Ditto.
8321 (sse5_pmacsdd): Ditto.
8322 (sse5_pmacssdd): Ditto.
8323 (sse5_pmacssdql): Ditto.
8324 (sse5_pmacssdqh): Ditto.
8325 (sse5_pmacsdqh): Ditto.
8326 (sse5_pmacsswd): Ditto.
8327 (sse5_pmacswd): Ditto.
8328 (sse5_pmadcsswd): Ditto.
8329 (sse5_pmadcswd): Ditto.
8330 (sse5_pcmov_<move>): Conditional move support on SSE5.
8331 (sse5_phaddbw): New SSE5 intrinsic insn.
8332 (sse5_phaddbd): Ditto.
8333 (sse5_phaddbq): Ditto.
8334 (sse5_phaddwd): Ditto.
8335 (sse5_phaddwq): Ditto.
8336 (sse5_phadddq): Ditto.
8337 (sse5_phaddubw): Ditto.
8338 (sse5_phaddubd): Ditto.
8339 (sse5_phaddubq): Ditto.
8340 (sse5_phadduwd): Ditto.
8341 (sse5_phadduwq): Ditto.
8342 (sse5_phaddudq): Ditto.
8343 (sse5_phsubbw): Ditto.
8344 (sse5_phsubwd): Ditto.
8345 (sse5_phsubdq): Ditto.
8346 (sse5_pperm): Ditto.
8347 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
8348 (sse5_pperm_zero_v16qi_v8hi): Ditto.
8349 (sse5_pperm_sign_v8hi_v4si): Ditto.
8350 (sse5_pperm_zero_v8hi_v4si): Ditto.
8351 (sse5_pperm_sign_v4si_v2di): Ditto.
8352 (sse5_pperm_sign_v4si_v2di): Ditto.
8353 (sse5_pperm_pack_v2di_v4si): Ditto.
8354 (sse5_pperm_pack_v4si_v8hi): Ditto.
8355 (sse5_pperm_pack_v8hi_v16qi): Ditto.
8356 (sse5_perm<mode>): New SSE5 intrinsic insn.
8357 (rotl<mode>3): Ditto.
8358 (sse5_rotl<mode>3): Ditto.
8359 (sse5_ashl<mode>3): Ditto.
8360 (sse5_lshl<mode>3): Ditto.
8361 (sse5_frcz<mode>2): Ditto.
8362 (sse5s_frcz<mode>2): Ditto.
8363 (sse5_cvtph2ps): Ditto.
8364 (sse5_cvtps2ph): Ditto.
8365 (sse5_vmmaskcmp<mode>3): Ditto.
8366 (sse5_com_tf<mode>3): Ditto.
8367 (sse5_maskcmp<mode>3): Ditto.
8368 (sse5_maskcmp_uns<mode>3): Ditto.
8369 (sse5_maskcmp_uns2<mode>3): Ditto.
8370 (sse5_pcom_tf<mode>3): Ditto.
8372 * config/i386/predicates.md (sse5_comparison_float_operator):
8373 New predicate to match the comparison operators supported by
8374 the SSE5 com instruction.
8375 (ix86_comparison_int_operator): New predicate to match just the
8376 signed int comparisons.
8377 (ix86_comparison_uns_operator): New predicate to match just the
8378 unsigned int comparisons.
8380 * doc/invoke.texi (-msse5): Add documentation.
8381 (-mfused-madd): Ditto.
8383 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
8385 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
8387 (x86_64-*-*): Ditto.
8389 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
8391 * config/i386/bmmintrin.h: New file, provide common x86 compiler
8392 intrinisics for SSE5.
8394 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
8397 * config/i386/mmintrin-common.h: New file, to contain common
8398 instructions between SSE4.1 and SSE5.
8400 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
8401 FOREACH_FUNCTION_ARGS to iterate over the argument list.
8402 (gen_regparm_prefix): Ditto.
8404 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
8405 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
8406 prototype_p to determine if a function is prototyped.
8408 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
8410 * c-common.c (c_common_reswords) add the alignof keyword,
8411 with same RID as __alignof and __alignof__
8413 2009-08-25 Anatoly Sokolov <aesok@post.ru>
8415 * hooks.h (hook_bool_const_int_const_int_true): Declare.
8416 * hooks.c (hook_bool_const_int_const_int_true): New function.
8417 * target.h (struct gcc_target): Add can_eliminate field.
8418 * target-def.h (TARGET_CAN_ELIMINATE): Define.
8419 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
8420 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
8421 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
8422 (elim_table): Revise comment.
8423 * system.h (CAN_ELIMINATE): Poison.
8424 * defaults.h (CAN_ELIMINATE): Remove.
8425 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8427 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
8428 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
8430 (alpha_vms_can_eliminate): Declare as static, change return type to
8432 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
8434 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
8435 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
8436 (arm_can_eliminate): New function.
8438 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
8439 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
8440 (avr_can_eliminate): Declare as static.
8441 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
8443 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
8444 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
8445 (bfin_can_eliminate): New function.
8447 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
8448 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
8449 (crx_can_eliminate): New function.
8451 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
8452 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
8453 (fr30_can_eliminate): New function.
8455 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
8456 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
8457 (frv_can_eliminate): New function.
8459 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
8460 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
8461 (h8300_can_eliminate): New function.
8463 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
8464 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
8465 (i386_can_eliminate): Declare as static, change return type to bool.
8466 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
8468 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
8469 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
8470 (ia64_can_eliminate): New function.
8472 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
8473 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
8474 (iq2000_can_eliminate): New function.
8476 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
8477 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
8478 (m32r_can_eliminate): New function.
8480 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
8481 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
8482 (m68hc11_can_eliminate): New function.
8484 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
8485 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
8486 (m68k_can_eliminate): New function.
8488 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
8489 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
8490 (mep_can_eliminate): New function.
8492 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
8493 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
8494 (mips_can_eliminate): New function.
8496 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
8497 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
8498 (rs6000_can_eliminate): New function.
8500 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
8501 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
8502 (s390_can_eliminate): Declare as static.
8503 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
8505 * config/score/score.h (CAN_ELIMINATE): Remove macro.
8506 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
8507 (score_can_eliminate): New function.
8509 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
8510 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
8511 (sparc_can_eliminate): Declare as static.
8512 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
8514 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
8515 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
8516 (xstormy16_can_eliminate): New function.
8518 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
8519 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
8520 (v850_can_eliminate): New function.
8522 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
8524 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
8525 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
8526 (*movdfcc_ext[1234]): Disable for IEEE mode.
8528 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
8530 * gimplify.c (prepare_gimple_addressable): New static function.
8531 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
8533 (gimplify_addr_expr): Invoke it similarly on the operand instead of
8534 manually fiddling with it.
8536 2009-08-25 Michael Matz <matz@suse.de>
8538 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
8539 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
8541 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
8542 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
8543 (do_jump): Split out code for simple binary comparisons into ...
8544 (do_jump_1): ... this, taking the individual operands and code.
8545 Change callers to helper function above accordingly.
8546 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
8549 2009-08-25 Michael Matz <matz@suse.de>
8551 * expr.h (struct separate_ops, sepops): New type for passing
8552 around an exploded simple expression.
8553 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
8554 Use this structure instead of expression tree.
8555 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
8556 expression, only its type.
8557 (expand_vec_cond_expr): Take type and individual operands instead
8559 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
8560 expand_vec_shift_expr): Change prototype accordingly.
8561 * tree-vect-stmts.c (vectorizable_condition): Change call of
8562 expand_vec_cond_expr_p to pass only type.
8563 * expr.c (do_store_flags): Change prototype and implementation
8564 to take an exploded expression.
8565 (expand_expr_real_1): New local ops initialized with details
8566 of the full expression. Use it instead of full
8567 expression in calls to do_store_flags, expand_vec_cond_expr,
8568 expand_widen_pattern_expr and expand_vec_shift_expr.
8570 2009-08-25 Michael Matz <matz@suse.de>
8572 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
8573 treeop2 initialized with first three operands of the full expression.
8574 Substitute all TREE_OPERAND (exp, [012]) calls with them.
8576 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
8578 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
8579 (__gthread_objc_condition_allocate): Mark arguments as unused.
8580 (__gthread_objc_condition_deallocate): Likewise.
8581 (__gthread_objc_condition_wait): Likewise.
8582 (__gthread_objc_condition_broadcast): Likewise.
8583 (__gthread_objc_condition_signal): Likewise.
8584 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
8585 (__gthread_objc_thread_id): Likewise.
8587 2009-08-25 Janus Weil <janus@gcc.gnu.org>
8590 * tree-pretty-print.c (print_call_name): Print the correct call name
8591 for procedure pointer components.
8593 2009-08-24 Steve Ellcey <sje@cup.hp.com>
8595 * config/ia64/ia64.c (ia64_promote_function_mode): Call
8596 default_promote_function_mode when not VMS.
8598 2009-08-24 Olivier Hainque <hainque@adacore.com>
8600 * convert.c (convert_to_integer): Don't assume an input pointer is
8601 POINTER_SIZE wide. Fetch from the type instead.
8603 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8605 * configure.ac (AC_PREREQ): Bump to 2.64.
8607 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
8609 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
8610 (process_command): Don't search standard_exec_prefix_1 and
8611 standard_exec_prefix_2.
8613 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8615 * config/arm/arm.c (output_return_instruction): Handle for
8618 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8620 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
8622 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8624 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
8625 (*arm_movdf_vfp): Likewise.
8627 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8629 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
8630 (vashr<mode>3): Rename from ashr<mode>3.
8631 (vlshr<mode>3): Rename from lshr<mode>3.
8633 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
8636 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
8637 (check_format_info_main): Use scalar_identify_flag.
8638 (check_format_types): Check for scalar size identity if
8639 scalar_identify_flag is set.
8640 (printf_length_specs): Extend by new field.
8641 (asm_fprintf_length_specs): Likewise.
8642 (gcc_diag_length_specs): Likewise.
8643 (scanf_length_specs): Likewise.
8644 (strfmon_length_specs): Likewise.
8645 (gcc_gfc_length_specs): Likewise.
8646 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
8647 (ms_printf_flag_specs): Likewise.
8648 * c-format.h (format_length_info): Add new member scalar_identity_flag.
8650 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
8653 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
8654 (*call_value_pop_1): Ditto.
8655 (*sibcall_pop_1): New insn pattern.
8656 (*sibcall_value_pop_1): Ditto.
8658 2009-08-23 Alan Modra <amodra@bigpond.net.au>
8661 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
8664 2009-08-23 Alan Modra <amodra@bigpond.net.au>
8667 * fwprop.c (try_fwprop_subst): Allow multiple sets.
8668 (get_reg_use_in): New function.
8669 (forward_propagate_subreg): Propagate through subreg of zero_extend
8672 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
8674 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
8675 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8677 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8679 * configure.ac: Remove --with-datarootdir, --with-docdir,
8680 --with-htmldir switches. No need to call AC_SUBST for
8681 datarootdir, docdir, htmldir any more.
8682 * configure: Regenerate.
8683 * doc/install.texi (Configuration): Document --datarootdir,
8684 --docdir, --htmldir, --pdfdir; update documentation for
8685 --infodir, --mandir.
8686 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
8689 * aclocal.m4: Regenerate.
8690 * config.in: Regenerate.
8691 * configure: Regenerate.
8693 2009-08-21 Douglas B Rupp <rupp@gnat.com>
8694 Olivier Hainque <hainque@adacore.com>
8696 * config/ia64/ia64.c: Include libfuncs.h.
8697 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
8698 (ia64_expand_call): Use reg 25 on VMS.
8699 (ia64_initialize_trampoline): Fix for VMS ABI.
8700 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
8701 (ia64_function_arg): Initialize reg 25 on VMS.
8702 Fix OpenVMS ABI issues for varargs.
8703 For OpenVMS, emit the Argument Information register set in the
8704 incoming/sibcall case as well.
8705 (ia64_arg_type): New function.
8706 (ia64_function_arg_advance): Keep track of cum->words.
8707 Fix OpenVMS ABI issues for varargs.
8708 (ia64_function_value): On VMS, promote mode of non-aggregate types.
8709 (ia64_override_options): Set flag_no_common on VMS.
8710 (ia64_init_builtins): Disable FWRITE builtin.
8711 (ia64_asm_output_external): Call DO_CRTL_NAMES.
8712 (ia64_vms_init_libfuncs): Add decc$ routines.
8713 (ia64_vms_valid_pointer_mode): New function.
8714 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
8715 (ia64_promote_function_mode): New function
8716 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
8717 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
8718 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8719 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
8720 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
8721 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
8722 Suppress trailing '#' if VALUE is numeric.
8723 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
8724 ia64_promote_function_mode.
8725 (TARGET_VALID_POINTER_MODE): Define.
8727 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8730 * config/rs6000/rs6000.c (rs6000_override_options): Use
8731 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
8734 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
8735 reporting of vector + decimal/boolean/complex error.
8737 2009-08-21 Jakub Jelinek <jakub@redhat.com>
8739 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
8740 __vector double TYPE_DECL.
8742 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
8744 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
8745 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
8746 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
8747 to pointer to enum machine_mode. Update all callers as needed.
8749 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
8751 * config/alpha/alpha.md (exception_receiver): Emit alternative
8752 GP load sequence if flag_reorder_blocks_and_partition is set.
8753 (*exception_receiver_2): Also enable when
8754 flag_reorder_blocks_and_partition is set.
8756 2009-08-20 Matt Rice <ratmice@gmail.com>
8757 Diego Novillo <dnovillo@google.com>
8759 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
8762 2009-08-20 Richard Guenther <rguenther@suse.de>
8764 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
8765 * c-tree.h (c_dup_lang_specific_decl): Remove.
8766 (struct lang_decl, struct lang_type): Move definitions ...
8767 * c-lang.h: ... here. New file.
8768 * c-decl.c: Include c-lang.h.
8769 (c_dup_lang_specific_decl): Remove.
8770 * c-typeck.c: Include c-lang.h.
8771 * Makefile.in (c-decl.o): Add c-lang.h dependency.
8772 (c-typeck.o): Likewise.
8773 * c-config-lang.in (gtfiles): Add c-lang.h.
8774 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
8777 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
8779 * config/alpha/alpha.c (alpha_end_function): Do not clear
8780 crtl->emit structure and free insn locators if cfun->is_thunk is true,
8781 this is now handled in generic code.
8783 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8785 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
8786 (s390_z10_fix_long_loop_prediction): New function.
8787 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
8788 (s390_reorg): Walk over the INSNs and invoke
8789 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
8791 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8793 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
8794 "*brx_64bit", "*brx_31bit"): New patterns.
8795 * config/s390/s390.c ('E'): New output modifier.
8797 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8798 Richard Earnshaw <richard.earnshaw@arm.com>
8800 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
8801 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
8803 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8805 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
8807 * pa.c (emit_move_sequence): Check if address of operand1 is valid
8808 for mode mode of operand0 when doing secondary reload for SAR.
8810 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8813 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
8814 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
8816 2009-08-19 Jason Merrill <jason@redhat.com>
8818 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
8819 supported template depth in C++0x.
8821 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8823 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
8824 free_after_compilation.
8825 * config/score/score7.c (score7_output_mi_thunk): Likewise.
8826 * config/score/score3.c (score3_output_mi_thunk): Likewise.
8827 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8828 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8829 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8830 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8831 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8833 2009-08-19 Ian Lance Taylor <iant@google.com>
8835 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
8836 of (plus (mult (neg B) C) A).
8838 2009-08-18 Michael Matz <matz@suse.de>
8840 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
8841 instead of comparing TYPE_MAIN_VARIANT for equality.
8842 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
8843 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
8844 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
8845 * gimplify.c (goa_lhs_expr_p): Ditto and use
8846 STRIP_USELESS_TYPE_CONVERSION.
8848 2009-08-18 Michael Matz <matz@suse.de>
8850 * tree-ssa-structalias.c (create_variable_info_for): Also mark
8851 first field in a struct.
8852 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
8854 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8856 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8857 locators before emit_insn is called. Remove assert that
8859 (alpha_end_function): Clear crtl->emit structure and free insn
8860 locators if cfun->is_thunk is true.
8862 2009-08-18 Jason Merrill <jason@redhat.com>
8864 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
8866 * configure.ac: Test for it.
8867 * configure, config.in: Regenerate.
8868 * doc/install.texi: Document --enable-gnu-unique-object.
8870 2009-08-18 Richard Guenther <rguenther@suse.de>
8873 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
8874 pow(x,y*z) only if x is nonnegative.
8876 2009-08-18 Jakub Jelinek <jakub@redhat.com>
8878 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
8882 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
8883 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
8885 2009-08-17 DJ Delorie <dj@redhat.com>
8887 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
8888 * config/m32c/prologue.md (epilogue_freit): New.
8890 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
8891 (bank_switch_p): Likewise.
8892 (fast_interrupt_p): Likewise.
8893 (interrupt_p): Likewise.
8894 (m32c_conditional_register_usage): Round memregs size up.
8895 (need_to_save): We only need to save $a0 when we use ENTER.
8896 (interrupt_p): Check for fast_interrupt too.
8897 (bank_switch_p): New.
8898 (fast_interrupt_p): New.
8899 (m32c_attribute_table): Add bank_switch and fast_interrupt.
8900 (m32c_emit_prolog): Support bank switching and fast interrupts.
8901 * doc/extend.texi (Function Attributes): Add bank_switch and
8904 2009-08-17 Douglas B Rupp <rupp@gnat.com>
8906 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
8907 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
8909 2009-08-16 Douglas B Rupp <rupp@gnat.com>
8911 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
8912 (menu): Add IA-64/VMS Options.
8913 (IA-64/VMS Options): Likewise.
8915 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8918 * config/mips/mips.md (*lwxs): Use :P for pointer values.
8920 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8922 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
8923 (mips_pop_asm_switch): Likewise.
8924 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
8926 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8927 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
8928 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
8929 (mips_print_operand_punctuation): Use them. Check mips_noreorder
8930 instead of set_noreorder.
8931 (mips_output_function_prologue): Use the new functions.
8932 (mips_output_function_epilogue): Likewise.
8933 (mips_need_noat_wrapper_p): New function, split out from...
8934 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
8935 Use mips_push_asm_switch and mips_pop_asm_switch.
8936 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
8937 and mips_pop_asm_switch.
8938 (ASM_OUTPUT_REG_POP): Likewise.
8939 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
8940 Use mips_pop_asm_switch.
8941 (mips_asm_switch): New structure.
8942 (set_noreorder, set_nomacro): Replace with...
8943 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8944 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
8945 instead of set_nomacro.
8946 (fix_truncsfsi2_macro): Likewise.
8947 (cprestore): Likewise.
8948 (hazard): Use mips_noreorder instead of set_noreorder.
8949 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8951 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
8953 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
8954 from prev_active_insn.
8956 2009-08-16 Anatoly Sokolov <aesok@post.ru>
8958 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
8959 * config/avr/avr.c (avr_override_options): Initialize
8960 avr_current_arch variable.
8961 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
8962 __AVR_HAVE_16BIT_SP__ according to the device type.
8963 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
8965 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
8966 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
8968 2009-08-16 Dodji Seketeli <dodji@redhat.com>
8971 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
8972 generating inlined subroutine die only. We shouldn't be
8973 called for anything else.
8974 (gen_block_die): Don't generate inline subroutine debug info for
8977 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8979 * graphite-poly.c (print_pbb): Print PBB index.
8981 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8984 * graphite-interchange.c (ppl_max_for_le): Moved...
8985 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8986 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8987 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8988 * graphite-ppl.h (ppl_max_for_le): Declared.
8990 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8992 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8993 supported on all platforms.
8994 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8995 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8996 * c-pragma.c: Likewise.
8997 * target-def.h (TARGET_INITIALIZER): Remove
8998 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8999 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9001 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9003 * config/ia64/fde-vms.c: New file.
9004 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
9005 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
9006 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
9007 (uw_frame_state_for): Only register a personality routine if it is
9008 known to be compatible with our expectations.
9009 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
9010 Declare unw_table_entry stack variable and
9011 mod all calls to _Unwind_FindTableEntry to add arg.
9012 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
9013 (_Unwind_FindTableEntry): Add arg to prototype.
9015 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
9017 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
9018 field 'signal_pfs_loc'.
9019 (uw_frame_state_for): Remove duplicate code dealing with leaf
9020 procedures without unwind info.
9021 If in the frame after unwinding through a signal handler, restore
9022 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
9023 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
9024 'pfs_loc' to the AR.PFS location in the signal context; instead
9025 set 'signal_pfs_loc'.
9026 Manually generate the unwind info for the AR.PFS register.
9027 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
9028 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
9029 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
9030 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
9031 instead set 'signal_pfs_loc'.
9032 Remove code preventing the AR.PFS register from being restored
9033 from the signal context.
9035 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9036 Tristan Gingold <gingold@adacore.com>
9038 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
9039 * config/ia64/t-vms: New file.
9040 * config/ia64/vms64.h: New file.
9041 * config/ia64/vms.h: New file.
9042 * config/ia64/vms-crtinit.asm: New file.
9043 * config/ia64/vms_symvec_libgcc_s.opt: New file.
9044 * config/ia64/vms-unwind.h: New file.
9046 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9048 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
9051 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9054 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
9056 * real.h (do_mpc_arg2): ... here.
9057 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
9060 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
9062 * final.c (add_debug_prefix_map): Don't use GC memory for
9063 old_prefix and new_prefix.
9065 2009-08-14 Richard Guenther <rguenther@suse.de>
9067 * ipa-prop.c (compute_complex_pass_through): If we cannot
9068 compute a non-varying offset for IPA_JF_ANCESTOR punt.
9070 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9072 * c-lex.c (c_lex_with_flags): Increase size of local variable
9073 to avoid memory clobber.
9075 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
9078 * config/i386/i386.c (ix86_fp_comparison_strategy):
9079 Only enable/disable sahf at function granularity.
9081 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
9083 PR rtl-optimization/41064
9084 * reload1.c (reload_as_needed): Don't call extract_insn
9085 for known invalid replacements after calling
9086 validate_replace_rtx_group and verify_changes.
9088 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9091 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
9092 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
9093 ix86_expand_fp_vcond.
9094 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
9095 Assert that operation is supported by ix86_expand_int_vcond.
9096 (vcondu<SSEMODE124C8:mode>): Ditto.
9098 2009-08-13 DJ Delorie <dj@redhat.com>
9100 * config/i386/djgpp-stdint.h: New.
9101 * config.gcc (djgpp): Use it.
9103 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
9105 * config/sh/sh.c (sh_override_options): When flag_exceptions or
9106 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
9108 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9110 * tree-ssa-loop-prefetch.c
9111 (prune_ref_by_group_reuse): Enhance probabilistic analysis
9112 for long-stride pruning.
9113 (compute_miss_rate): New function to compute the probability
9114 that two memory references access different cache lines.
9116 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
9118 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
9120 2009-08-13 Richard Guenther <rguenther@suse.de>
9123 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
9124 use the constant pointer type.
9125 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
9126 of CV qualifiers on the target pointer type.
9127 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
9128 conversion check before restrict check.
9130 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9133 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
9135 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9137 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
9139 2009-08-12 Richard Guenther <rguenther@suse.de>
9141 PR tree-optimization/41011
9142 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
9143 and reference constructing.
9145 2009-08-12 Xinliang David Li <davidxl@google.com>
9147 PR tree-optimization/41012
9148 * tree-flow.h : New external interface.
9149 * gimple-low.c (check_call_arg): Change to public function.
9150 Remove argument mismatch check in lowering.
9151 * tree-inline.h (tree_can_inline_p): Interface change.
9152 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
9154 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
9155 Call change to tree_can_inline_p function.
9156 (cgraph_decide_inlining_incrementally): Ditto.
9158 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
9160 PR tree-optimization/41031
9161 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
9162 on the partition variable rather than promote_mode on the source
9163 type. Assert that the partition variable's type has the same
9164 mode as the source value's.
9166 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
9168 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
9169 for for_return == 2.
9170 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
9172 * calls.c (expand_call): Fix typo.
9173 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
9175 * stmt.c (expand_value_return): Use promote_function_mode to copy out
9177 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
9178 * config/cris/cris.c (cris_promote_function_mode): Likewise.
9179 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
9180 * config/pa/pa.c (pa_promote_function_mode): Likewise.
9182 2009-08-12 Andrew Haley <aph@redhat.com>
9184 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
9186 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9189 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9191 2009-08-12 Richard Guenther <rguenther@suse.de>
9193 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
9194 * gimplify.c (gimplify_modify_expr): Do not use
9195 lang_hooks.types_compatible_p.
9196 * tree-ssa.c (useless_type_conversion_p): For aggregates
9197 just return false if the canonical types differ.
9199 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9202 * sese.c (convert_for_phi_arg): New.
9203 (add_guard_exit_phis): Use convert_for_phi_arg.
9205 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9207 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
9208 unknown subscript upper bounds.
9210 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9211 Pranav Garg <pranav.garg2107@gmail.com>
9213 * graphite-interchange.c (gather_access_strides): Removed.
9214 (ppl_max_for_le): New.
9215 (build_linearized_memory_access): New.
9216 (memory_stride_in_loop): New.
9217 (pbb_interchange_profitable_p): Reimplemented.
9218 * graphite-ppl.h (ppl_new_id_map): New.
9219 (ppl_interchange): New.
9221 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9223 * graphite-interchange.c (compute_subscript): Removed.
9224 (compute_array_size_cstr): Removed.
9225 (compute_array_size_poly): Removed.
9226 (compute_array_size): Removed.
9227 (gather_access_strides_poly): Removed.
9228 (gather_access_strides): Empty.
9230 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9232 * graphite-dependences.c (dependence_polyhedron_1): Replace
9233 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
9234 (graphite_legal_transform_dr): Same.
9235 (graphite_carried_dependence_level_k): Same.
9236 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
9237 Initialize PDR_NB_SUBSCRIPTS.
9238 (print_pdr_access_layout): Replace pdr_nb_subscripts with
9240 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
9241 (PDR_NB_SUBSCRIPTS): New.
9242 (pdr_nb_subscripts): Removed.
9243 (pdr_dim): Simplified.
9244 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
9245 with PDR_NB_SUBSCRIPTS.
9247 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9249 * graphite-interchange.c (compute_array_size): Remove use of
9251 * graphite-poly.c (new_poly_dr): Remove argument data_container.
9252 Do not initialize PDR_DATA_CONTAINER.
9253 (print_pdr): Do not print PDR_DATA_CONTAINER.
9254 * graphite-poly.h (struct poly_dr): Remove data_container field.
9255 (PDR_DATA_CONTAINER): Removed.
9256 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
9258 (build_poly_dr): Same.
9260 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9261 Sebastian Pop <sebastian.pop@amd.com>
9263 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
9264 copy of the dependence polyhedron. Free the temporary objects.
9265 (graphite_carried_dependence_level_k): Free unused objects before
9268 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9270 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
9271 Early return without analyzing the data dependences if no
9272 transform has been done. Call restore_scattering if the transform
9274 (graphite-interchange.c): Same.
9275 * graphite-poly.c (print_scattering_function): Test for
9277 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
9278 (apply_poly_transforms): Do not gcc_assert that
9279 the transform is legal.
9280 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
9281 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
9282 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
9283 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
9284 * graphite-poly.h (struct poly_scattering): New.
9285 (struct poly_bb): Add original, transformed, and saved fields.
9286 Remove transformed_scattering, original_scattering,
9287 nb_local_variables and nb_scattering_transform fields.
9288 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
9289 (poly_scattering_new): New.
9290 (poly_scattering_free): New.
9291 (poly_scattering_copy): New.
9292 (store_scattering_pbb): New.
9293 (store_scattering): New.
9294 (restore_scattering_pbb): New.
9295 (restore_scattering): New.
9296 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
9297 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9299 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9301 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
9304 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9306 * Makefile.in (graphite.o): Depends on PREDICT_H.
9307 * graphite.c: Include predict.h.
9308 (graphite_finalize): Call tree_estimate_probability.
9309 * predict.c (predict_loops): Do not call scev_initialize and
9311 (tree_estimate_probability_bb): New.
9312 (tree_estimate_probability): Do not initialize loops: move that
9313 code to the driver. Call tree_estimate_probability_bb.
9314 (tree_estimate_probability_driver): New.
9315 (pass_profile): Use tree_estimate_probability_driver.
9316 * predict.h (tree_estimate_probability): Declared.
9318 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9320 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
9321 * graphite-dependences.c (graphite_legal_transform): Add time to
9322 TV_GRAPHITE_DATA_DEPS.
9323 (dependency_between_pbbs_p): Same.
9324 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
9326 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
9328 PR rtl-optimization/41033
9329 * alias.c (nonoverlapping_component_refs_p): Punt when strict
9330 aliasing is disabled.
9332 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9334 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
9335 si_mask_operand, and_load_operand, low_bitmask_operand,
9336 and_reg_operand, and_operand): New predicates.
9337 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
9338 * config/mips/mips.c (and_operands_ok): New function.
9339 * config/mips/mips-protos.h (and_operands_ok): Declare it.
9340 * config/mips/mips.md (move_type): Add ext_ins and logical.
9341 (type): Handle them.
9342 (and<mode>3): Use and_reg_operand as the second operand's predicate.
9343 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
9344 shift_shift. Remove commutative constraint modifier.
9345 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
9347 (*clear_upper32_dext): Remove define_insn_and_split.
9348 (*clear_upper32): Turn this define_insn_and_split ...
9349 (splitter for ANDing register with 0xffff_ffff): .. into this.
9351 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9353 * combine.c (try_widen_shift_mode): Factor out code to check if an
9354 integer constant is a low-order bitmask from here ...
9355 * rtlanal.c (low_bitmask_len): ... to here.
9356 * rtl.h (low_bitmask_len): Declare.
9358 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
9361 * config/alpha/alpha.md (addsi3): Remove expander.
9362 (addsi3): Rename from *addsi3_internal insn pattern.
9363 (subsi3): Remove expander.
9364 (subsi3): Rename from *subsi3_internal insn pattern.
9366 2009-08-11 Douglas B Rupp <rupp@gnat.com>
9368 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
9371 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
9372 Eric Botcazou <botcazou@adacore.com>
9373 Douglas B Rupp <rupp@gnat.com>
9375 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
9376 that records that fit in 64 bits are returned by immediate value,
9377 as required by OpenVMS Calling Standard.
9378 (function_value): Adjust for above modification.
9379 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
9380 virtual_incoming_args_rtx as base object, not next_arg.
9381 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
9383 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9385 * reload.c (find_reloads_subreg_address): Check the original
9386 req_equiv_mem address to detect the case where an address is
9387 not valid in the outer mode.
9389 2009-08-11 Richard Guenther <rguenther@suse.de>
9392 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
9394 2009-08-10 Douglas B Rupp <rupp@gnat.com>
9396 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
9397 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
9399 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
9400 Douglas B Rupp <rupp@gnat.com>
9402 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
9403 PT_STACK when frame_pointer_needed on OpenVMS.
9404 (alpha_pv_save_size, alpha_using_fp): Remove.
9405 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
9406 with proper processing for PT_NULL.
9407 (alpha_vms_initial_elimination_offset): New function. Support for
9408 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
9409 (alpha_sa_size): Force procedure type to PT_STACK when
9410 frame_pointer_needed on OpenVMS.
9411 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
9412 (alpha_using_fp): Likewise.
9413 (alpha_vms_can_eliminate): Add prototype.
9414 (alpha_vms_initial_elimination_offset): Likewise.
9415 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
9416 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
9418 2009-08-10 Eric Botcazou <botcazou@adacore.com>
9419 Douglas B Rupp <rupp@gnat.com>
9421 * config/alpha/alpha.c (common_object_handler): New function.
9422 (vms_attribute_table): Declare a single attribute "common_object".
9423 (vms_output_aligned_decl_common): New global function.
9424 (SECTION_VMS_OVERLAY): Delete.
9425 (SECTION_VMS_GLOBAL): Likewise.
9426 (SECTION_VMS_INITIALIZE): Likewise.
9427 (vms_asm_named_section): Remove support for above flags.
9428 (vms_section_type_flags): Delete.
9429 (TARGET_SECTION_TYPE_FLAGS): Likewise.
9430 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
9431 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
9432 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
9434 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9437 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
9438 (sub_ddmmss): Likewise.
9440 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
9443 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
9446 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9449 * reload1.c (reload_as_needed): Use cancel_changes to completely
9450 undo a failed replacement attempt.
9452 2009-08-10 Richard Guenther <rguenther@suse.de>
9455 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
9456 (useless_type_conversion_p): ... here. Require pointer targets
9459 2009-08-10 Dodji Seketeli <dodji@redhat.com>
9462 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
9463 loose the original type of the statement list.
9465 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9467 * config/alpha/alpha.c: Include libfuncs.h
9468 (avms_asm_output_extern): New function.
9469 (alpha_init_libfuncs): Init some decc libfuncs.
9470 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
9471 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
9472 (DO_CRTL_NAMES): Define.
9474 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
9475 (LONG_TYPE_SIZE): Define.
9476 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
9477 (SUBTARGET_SWITCHES): Define malloc64 switch.
9478 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
9479 (MASK_RETURN_ADDR): Define.
9480 doc/invoke.texi (mmalloc64): Document switch.
9482 2009-08-09 Olivier Hainque <hainque@adacore.com>
9483 Douglas B Rupp <rupp@gnat.com>
9485 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
9486 uses_condition_handler.
9487 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
9488 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
9489 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
9490 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
9491 (code_for_builtin): New insn codes for the new alpha_builtins.
9492 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
9493 (alpha_sa_size): Account for uses_condition_handler.
9494 (alpha_expand_prologue): Likewise.
9495 (alpha_start_function): Likewise.
9496 (alpha_expand_epilogue): Likewise.
9497 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
9498 establish/revert expanders.
9499 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
9500 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
9501 New expander, resorting to the alpha.c associated function.
9502 (builtin_revert_vms_condition_handler): Likewise.
9503 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
9504 __gcc_shell_handler, the static VMS condition handler used as
9505 an indirection wrapper to the current dynamically established
9507 * config/alpha/vms-unwind.h: Complete rewrite.
9508 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
9509 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
9511 2009-08-09 Eric Botcazou <botcazou@adacore.com>
9512 Douglas B Rupp <rupp@gnat.com>
9514 * config/alpha/alpha.c (alpha_links): Add 'target' field.
9515 (alpha_need_linkage): Handle aliases. Return function symbol.
9516 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
9517 Use ultimate alias target for the linkage name.
9518 * config/alpha/alpha.md (movmemdi): Use the symbol returned
9519 by alpha_need_linkage for the function symbol.
9520 (setmemdi): Likewise.
9522 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9524 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
9525 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
9526 (ASM_WEAKEN_LABEL): Define.
9527 (CRT_CALL_STATIC_FUNCTION): Define.
9528 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
9529 (ENDFILE_SPEC): Define.
9530 (INIT_SECTION_ASM_OP): Define.
9531 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
9532 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
9534 (MULTILIB_OSDIRNAMES): Define.
9535 (shlib_version): Define.
9536 (SHLIB_EXT): Define.
9537 (SHLIB_OBJS): Define.
9538 (SHLIB_NAME): Define.
9539 (SHLIB_MULTILIB): Define.
9540 (SHLIB_INSTALL): Define.
9541 (SHLIB_SYMVEC): Define.
9542 (SHLIB_SYMVECX2): Define.
9543 (SHLIB_LINK): Define.
9545 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9547 * config/alpha/alpha.c (alpha_initialize_trampoline):
9548 Initialize VMS trampoline IAW ABI for bounded procedure calls.
9549 (alpha_start_function): Emit transfer address on nested functions
9550 for VMS trampoline call.
9551 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
9552 since no longer used.
9553 * config/alpha/vms-tramp.asm: Remove.
9554 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
9555 since now only data initialized at runtime.
9557 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9559 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
9560 (LINK_GCC_C_SEQUENCE_SPEC): Define.
9561 (MD_EXEC_PREFIX): Remove, no longer used.
9562 (MD_STARTFILE_PREFIX): Likewise.
9563 (INCLUDE_DEFAULTS): Likewise.
9564 * config/alpha/t-vms:
9565 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
9567 2009-08-09 Richard Guenther <rguenther@suse.de>
9569 PR tree-optimization/41016
9570 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
9571 (operand_precision): Remove.
9572 (integral_operand_p): Likewise.
9573 (recognize_single_bit_test): Adjust.
9575 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9577 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
9578 operation overflows. Likewise non-cast unary arithmetic.
9579 If one arm of a conditional expression is always taken,
9580 inhibit evaluation warnings for the other arm. Likewise inhibit
9581 evaluation warnings for the second && or || operand if the first
9582 operand is enough to determine the result.
9583 * c-typeck.c (build_conditional_expr): Apply the same inhibition
9585 (build_binary_op): Prevent duplicate evaluation warnings.
9587 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9589 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
9590 and destination have different modes, Use promote_mode to
9591 determine the signedness of the conversion. Assert that the
9592 promoted source mode matches the destination mode. Don't pass
9593 the destination and destination mode to expand_expr if the source
9594 mode is different. Simplify conversion logic.
9596 2009-08-09 Ira Rosen <irar@il.ibm.com>
9598 PR tree-optimization/41008
9599 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
9600 from condition only in case it's a comparison. Adjust checks.
9602 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
9604 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
9605 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
9606 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
9607 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
9608 (dump_cand): Handle them.
9609 (struct iv_cand): New members COST_STEP and AINC_USE.
9610 (stmt_after_increment): Likewise.
9611 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
9612 callers changed. Use gimple_uid comparison instead of scanning.
9613 (add_candidate_1): When looking for identical candidates, take
9614 AINC_USE into account. Set it for new candidates.
9615 (force_expr_to_var_cost): Cast target_spill_cost to int.
9616 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
9617 All callers changed. Check for availability of autoinc addressing
9618 modes, both in general for a given mode, and in the specific use case.
9619 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
9621 (get_computation_cost): Likewise.
9622 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
9623 add_autoinc_candidates): New static functions.
9624 (add_candidate): Call add_autoinc_candidates for candidates based on
9626 (find_iv_candidates): Call set_autoinc_for_original_candidates.
9627 (determine_use_iv_cost_address): If we have an autoinc candidate at
9628 the matching use, verify autoinc is possible and subtract the cost
9629 of the candidate's step from the cost.
9630 (determine_iv_cost): Record the cost of the increment in the COST_STEP
9631 member of the candidate.
9632 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
9633 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
9635 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9637 * config.build (ia64-hp-*vms*): New target.
9638 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9640 * config.gcc (ia64-hp-*vms*): New target.
9641 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9643 * config.host (ia64-hp-*vms*): New target.
9644 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9647 2009-08-08 Richard Guenther <rguenther@suse.de>
9649 PR tree-optimization/40991
9650 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
9652 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
9654 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
9655 mode check. Do truncations in an integer mode.
9656 (force_to_mode): Handle subregs for all mode types. Only do
9657 arithmetic simplifications on integer modes.
9659 2009-08-07 Richard Guenther <rguenther@suse.de>
9661 PR tree-optimization/40999
9662 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
9663 (maybe_fold_reference): Lookup constant initializers.
9664 (fold_gimple_assign): Likewise.
9666 2009-08-07 Richard Guenther <rguenther@suse.de>
9668 * tree-ssa.c (useless_type_conversion_p_1): Only for types
9669 that require structural equality defer to the langhook.
9671 2009-08-07 Martin Jambor <mjambor@suse.cz>
9673 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
9675 (struct ipa_pass_through_data): New type.
9676 (struct ipa_ancestor_jf_data): New type.
9677 (union jump_func_value): Removed field formal_id, added fields
9678 pass_through and ancestor.
9679 (struct ipa_param_call_note): Changed type of formal_id to int from
9681 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
9682 operations jump functions and ancestor jump functions.
9683 (compute_complex_pass_through): New function.
9684 (compute_scalar_jump_functions): Call compute_complex_pass_through,
9685 reflect changes in the jump function strucutre.
9686 (update_jump_functions_after_inlining): Ignore complex pass-through
9687 and ancestor jump functions.
9688 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
9689 polynomial pass-through with operation jump functions.
9691 2009-08-07 Jakub Jelinek <jakub@redhat.com>
9693 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
9694 fde->dw_fde_begin as begin label instead of hot/cold label.
9695 Use LLSDAC label instead of LLSDA for second section lsda.
9696 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
9697 label instead of LLSDA if it is true.
9698 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
9700 * except.c (add_call_site, dw2_size_of_call_site_table): Add
9701 SECTION argument. Use it as index into crtl->eh.call_site_record
9703 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
9704 use it to determine how to print table entries instead of using
9705 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
9706 label instead of normal begin label as base.
9707 (sjlj_assign_call_site_values): Adjust add_call_site caller.
9708 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
9709 ensure no EH range spans between sections and that landing pads
9710 are always in the corresponding section.
9711 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
9712 for crtl->eh.call_site_record being an array rather than scalar.
9713 (output_one_function_exception_table): New function, copied
9714 from output_function_exception_table. Adjust
9715 dw2_size_of_call_site_table, dw2_output_call_site_table
9716 callers. For SECOND section use *C suffixed labels.
9717 (output_function_exception_table): Call
9718 output_one_function_exception_table and, when doing hot/cold
9719 partitioning, also another time for the second section.
9720 * opts.c: Include except.h.
9721 (decode_options): Allow -freorder-blocks-and-partition with
9722 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
9723 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
9724 * function.h (struct rtl_eh): Change call_site_record from
9725 scalar into array of 2 elements.
9727 2009-08-07 Martin Jambor <mjambor@suse.cz>
9729 * ipa-prop.c (count_formal_params_1): New function.
9730 (ipa_get_vector_of_formal_parms): New function.
9731 (get_vector_of_formal_parm_types): New function.
9732 (ipa_modify_formal_parameters): New function.
9733 (ipa_modify_call_arguments): New function.
9734 (index_in_adjustments_multiple_times_p): New function.
9735 (ipa_combine_adjustments): New function.
9736 (ipa_dump_param_adjustments): New function.
9737 * ipa-prop.h (struct ipa_parm_adjustment): New type.
9738 (ipa_get_vector_of_formal_parms): Declare.
9739 (ipa_modify_formal_parameters): Declare.
9740 (ipa_modify_call_arguments): Declare.
9741 (ipa_combine_adjustments): Declare.
9742 (ipa_dump_param_adjustments): Declare.
9743 (build_ref_for_offset): Declare.
9744 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
9745 * tree-sra.c: Include ipa-prop.c.
9746 (build_ref_for_offset): Make public.
9748 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
9750 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
9752 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
9754 * gcc/doc/extend.texi (__builtin_extract_return_address)
9755 (__builtin_frob_return_address): Document.
9757 2009-08-06 Paul Brook <paul@codesourcery.com>
9759 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
9760 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
9761 implementation on ARMv6-M.
9763 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9765 * doc/extend.texi (pcs): Document new attribute for ARM.
9767 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9769 * arm.c (pcs_attribute_args): Comment out unsupported attribute
9772 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9774 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
9777 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9779 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
9781 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9783 Merge ARM/hard_vfp_branch to trunk.
9785 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
9787 * arm.c (libcall_eq): New function.
9788 (libcall_hash): New function.
9789 (add_libcall): New function.
9790 (arm_libcall_uses_aapcs_base): New function.
9791 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
9792 libcalls using the base PCS.
9793 (arm_init_cumulative_args): Likewise.
9795 2009-07-20 Joseph Myers <joseph@codesourcery.com>
9797 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
9798 Use base ABI for conversion libfuncs between HFmode and SFmode.
9800 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9802 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
9803 V4SImode as representatives of all 64-bit and 128-bit vector
9804 types. Allow vector types without vector modes.
9805 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
9806 without vector modes like BLKmode.
9807 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
9808 BLKmode. Avoid unsupported vector modes or TImode moves for
9810 (aapcs_vfp_allocate_return_reg): Likewise.
9811 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
9812 V8QImode if TARGET_NEON || TARGET_IWMMXT.
9814 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9816 * config/arm/arm.c (arm_handle_pcs_attribute): New.
9817 (arm_get_pcs_model): Pass attribute arguments to
9818 arm_pcs_from_attribute.
9819 (arm_init_cumulative_args): Use base AAPCS for conversions from
9820 floating-point types to DImode.
9821 (arm_attribute_table): Add pcs attribute.
9822 (arm_handle_pcs_attribute): New.
9823 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
9824 conversions from floating-point types to DImode, also declare them
9825 to use base AAPCS and declare functions they call to use base
9826 AAPCS and their RTABI names.
9828 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9830 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
9831 -mfloat-abi=hard not being supported for VFP.
9833 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
9835 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
9836 SYMBOL_REF to hard_libcall_value.
9838 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9839 Richard Earnshaw <rearnsha@arm.com>
9841 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
9842 has been put on the stack, all remaining co-processory arguments for
9843 that co-processor also go on the stack.
9845 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9847 * config/arm/arm.c (arm_return_in_memory): Handle returning
9848 vectors of suitable size in registers also for AAPCS case.
9850 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9852 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
9854 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
9856 ARM Hard-VFP calling convention
9857 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
9858 * target.h (gcc_target): Add libcall_value to table of call hooks.
9859 * targhooks.h (default_libcall_value): Default implementation.
9860 * targhooks.c (default_libcall_value): Likewise.
9861 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
9862 * optabs.c (expand_unop): Use it.
9863 * expr.h (hard_libcall_value): Pass the function RTX through.
9864 * calls.c (emit_library_call_value_1): Update call to
9866 * explow.c (hard_libcall_value): Use new target hook.
9867 * config/arm/arm.c: Include cgraph.h
9868 (TARGET_FUNCTION_VALUE): Override default hook.
9869 (arm_pcs_default): New variable.
9870 (arm_override_options): Don't fault hard calling convention with VFP.
9871 Add support for AAPCS variants.
9872 (arm_function_value): Make static. Handle AAPCS variants.
9873 (arm_libcall_value): New function.
9874 (arm_apply_result_size): Handle VFP registers in results.
9875 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
9877 (pcs_attribute_args): New variable.
9878 (arm_pcs_from_attribute): New function.
9879 (arm_get_pcs_model): New function.
9880 (aapcs_vfp_cum_init): New function.
9881 (aapcs_vfp_sub_candidate): New function.
9882 (aapcs_vfp_is_return_candidate): New function.
9883 (aapcs_vfp_is_call_candidate): New function.
9884 (aapcs_vfp_allocate): New function.
9885 (aapcs_vfp_allocate_return_reg): New function.
9886 (aapcs_vfp_advance): New function.
9887 (aapcs_cp_arg_layout): New variable.
9888 (aapcs_select_call_coproc): New function.
9889 (aapcs_select_return_coproc): New function.
9890 (aapcs_allocate_return_reg): New function.
9891 (aapcs_libcall_value): New function.
9892 (aapcs_layout_arg): New function.
9893 (arm_init_cumulative_args): Initialize AAPCS args data.
9894 (arm_function_arg): Handle AAPCS variants using new interface.
9895 (arm_arg_parital_bytes): Likewise.
9896 (arm_function_arg_advance): New function.
9897 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
9898 calling conventions.
9899 (arm_setup_incoming_varargs): Handle new AAPCS args data.
9900 * arm.h (NUM_VFP_ARG_REGS): Define.
9901 (LIBCALL_VALUE): Update.
9902 (FUNCTION_VALUE): Delete.
9903 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
9904 (arm_pcs): New enum.
9905 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
9906 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
9907 (FUNCTION_ARG_REGNO_P): Add VFP regs.
9908 * arm-protos.h (arm_function_arg_advance): Add.
9909 (aapcs_libcall_value): Add.
9910 (arm_function_value): Delete.
9912 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
9913 H.J. Lu <hongjiu.lu@intel.com>
9916 * config/i386/i386.c (standard_sse_mode_p): Remove.
9917 (standard_sse_constant_p): Return 2 for integer mode
9918 vector_all_ones_operand when SSE2 is enabled.
9919 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
9920 (ix86_expand_vector_move): Do not check for negative values from
9921 standard_sse_constant_p.
9923 2009-08-06 Richard Guenther <rguenther@suse.de>
9925 * tree-ssa.c (useless_type_conversion_p_1): Make function and
9926 array type comparisons frontend independent.
9927 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
9928 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
9929 out array reference lower bound and element size operands.
9930 (ao_ref_init_from_vn_reference): Properly compute the offset
9931 for ARRAY_RANGE_REF.
9932 (vn_reference_fold_indirect): Fill out array reference lower
9933 bound and element size operands.
9934 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
9935 a non gimple valued reference operand which can happen for
9936 array reference lower bound or element size.
9937 (create_component_ref_by_pieces_1): Properly generate the
9938 element size operand for array references.
9940 2009-08-06 Richard Guenther <rguenther@suse.de>
9942 PR tree-optimization/40964
9943 * tree.c (iterative_hash_host_wide_int): Export.
9944 * tree.h (iterative_hash_host_wide_int): Declare.
9945 * tree-ssa-structalias.c (heapvar_map): New struct.
9946 (heapvar_map_eq): New function.
9947 (heapvar_map_hash): Likewise.
9948 (heapvar_lookup): Adjust.
9949 (heapvar_insert): Likewise.
9950 (make_constraint_from_heapvar): Allow multiple heap variables
9951 per decl at different offsets.
9952 (init_alias_heapvars): Adjust.
9954 2009-08-04 David Daney <ddaney@caviumnetworks.com>
9956 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
9957 * mips_output_sync_loop (mips_output_sync_loop): Only emit
9958 trailing sync if TARGET_SYNC_AFTER_SC.
9960 2009-08-05 David Daney <ddaney@caviumnetworks.com>
9962 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
9963 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
9964 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
9965 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
9966 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9967 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9968 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9969 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
9970 test_and_set_12): Rewrite calls to mips_output_sync_loop.
9971 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
9972 the prototype declaration match the definition.
9973 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9974 instructions explicitly. Add barrier_before and operands
9976 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9977 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9978 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9979 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9980 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9981 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9983 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9985 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9987 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9988 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9991 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9994 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9996 PR rtl-optimization/40924
9997 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9998 make sure canon_rtx (mem_address) isn't simpler than
9999 canon_rtx (expanded_mem_address).
10001 2009-08-05 Li Feng <nemokingdom@gmail.com>
10003 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10004 for each poly_bb_p.
10005 (build_scop_drs): Build alias set for each SCoP.
10007 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
10009 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
10010 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
10011 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
10012 (MIPS_ARCH_FLOAT_SPEC): Likewise.
10013 (BASE_DRIVER_SELF_SPECS): Likewise.
10015 2009-08-04 Andrew Pinski <pinskia@gmail.com>
10017 * tree-ssa-alias.c: Fix some comment typos.
10019 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
10021 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
10022 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
10024 2009-08-03 Janis Johnson <janis187@us.ibm.com>
10027 * simplify-rtx.c (simplify_binary_operation_1): Disable
10028 simplifications for decimal float operations.
10030 2009-08-03 Jakub Jelinek <jakub@redhat.com>
10032 PR middle-end/40943
10033 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
10034 operand of INDIRECT_REF.
10036 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
10038 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
10039 constants referencing TLS symbols.
10041 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10043 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
10044 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
10046 2009-08-03 Richard Guenther <rguenther@suse.de>
10048 * tree.c (make_vector_type): Build a main variant first,
10049 get the canonical one and then build the variant.
10050 * tree-ssa.c (useless_type_conversion_p_1): Handle
10052 (useless_type_conversion_p): Conversions to pointers to
10053 incomplete record types are useless.
10055 2009-08-03 Richard Guenther <rguenther@suse.de>
10057 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
10058 file will be created.
10059 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
10060 * toplev.c (compile_file): Adjust comment.
10062 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
10064 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
10065 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
10066 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10067 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10068 (sh_promote_function_mode): Fix typo.
10070 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
10072 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
10074 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10076 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
10077 declaration arguments.
10079 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
10081 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
10082 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
10083 (ix86_split_ashl): Ditto.
10084 (ix86_expand_vector_init_one_nonzero): Ditto.
10085 (ix86_expand_vector_set): Ditto.
10086 (ix86_expand_reduc_v4sf): Ditto.
10088 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
10090 * explow.c (promote_function_mode): Remove assert.
10091 * config/sh/sh.c (sh_promote_function_mode): Declare.
10093 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10095 * config/pa/pa.c (pa_promote_function_mode): Declare.
10096 Change to static. Fix promote_mode call.
10098 * gthr-dce.h (CONST_CAST2): Define if not defined.
10099 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
10101 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
10103 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
10105 * expr.c (store_constructor): Use promote_decl_mode. Remove
10106 now write-only variable unsignedp.
10107 (expand_expr_real_1): Use promote_decl_mode.
10108 * expr.h (promote_function_mode, promote_decl_mode): New.
10109 (promote_mode): Remove last argument.
10110 * function.c (assign_temp): Drop last argument of promote_mode.
10111 (assign_parm_find_data_types): Use promote_function_mode.
10112 (assign_parm_setup_reg): Likewise.
10113 (expand_function_end): Use promote_function_mode.
10114 * calls.c (initialize_argument_information): Use promote_function_mode.
10115 (precompute_arguments): Use promote_mode instead of checking if
10116 only PROMOTE_FUNCTION_MODE is defined.
10117 (expand_call): When making sibcall decisions, use promote_function_mode.
10118 Below, remove an if for targetm.calls.promote_function_return and
10119 and use promote_function_mode.
10120 (emit_library_call_value_1): Use promote_function_mode, fix bug
10121 where promote_mode was passed FOR_CALL == 0 for a return value in an
10123 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10124 * explow.c (promote_function_mode, promote_decl_mode): New.
10125 (promote_mode): Keep only the FOR_CALL == 0 case.
10126 * combine.c (setup_incoming_promotion): Remove test of
10127 promote_function_args. Use promote_function_mode.
10128 * stmt.c (expand_value_return): Use promote_decl_mode.
10129 (expand_decl): Use promote_decl_mode.
10131 * expr.c (store_constructor): Use promote_decl_mode. Remove
10132 now write-only variable unsignedp.
10133 (expand_expr_real_1): Use promote_decl_mode.
10134 * expr.h (promote_function_mode, promote_decl_mode): New.
10135 (promote_mode): Remove last argument.
10136 * function.c (assign_temp): Drop last argument of promote_mode.
10137 (assign_parm_find_data_types): Use promote_function_mode.
10138 (assign_parm_setup_reg): Likewise.
10139 (expand_function_end): Use promote_function_mode.
10140 * calls.c (initialize_argument_information): Use promote_function_mode.
10141 (precompute_arguments): Use promote_mode instead of checking if
10142 only PROMOTE_FUNCTION_MODE is defined.
10143 (expand_call): When making sibcall decisions, use promote_function_mode.
10144 Below, remove an if for targetm.calls.promote_function_return and
10145 and use promote_function_mode.
10146 (emit_library_call_value_1): Use promote_function_mode, fix bug
10147 where promote_mode was passed FOR_CALL == 0 for a return value in an
10149 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10150 * explow.c (promote_function_mode, promote_decl_mode): New.
10151 (promote_mode): Keep only the FOR_CALL == 0 case.
10152 * combine.c (setup_incoming_promotion): Remove test of
10153 promote_function_args. Use promote_function_mode.
10154 * stmt.c (expand_value_return): Use promote_decl_mode.
10155 (expand_decl): Use promote_decl_mode.
10157 * explow.c (promote_function_mode): Just call the target hook.
10158 * targhooks.c (default_promote_function_mode,
10159 default_promote_function_mode_always_promote): New.
10160 * targhooks.h (default_promote_function_mode,
10161 default_promote_function_mode_always_promote): Declare.
10162 * target.h (promote_function_args, promote_function_return): Remove.
10163 (promote_function_mode): New.
10164 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10165 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10166 (TARGET_PROMOTE_FUNCTION_MODE): New.
10167 (TARGET_CALLS): Adjust.
10168 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
10169 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
10171 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
10172 * config/s390/s390.c (s390_promote_function_mode): ... here,
10173 with pointer handling.
10174 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10175 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10177 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
10178 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
10179 with pointer handling.
10180 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10181 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10183 * config/sh/sh-protos.h (sh_promote_function_mode): New.
10184 * config/sh/sh.c (sh_promote_function_mode): New.
10185 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10186 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10188 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
10189 * config/cris/cris.c (cris_promote_function_mode): ... here.
10190 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10191 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10193 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
10194 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
10195 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10196 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10198 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
10199 * config/arm/arm.c (arm_promote_function_mode): ... here, without
10200 complex type handling.
10201 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10202 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10204 * config/pa/pa.c (pa_promote_function_mode): New.
10205 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10206 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10208 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
10209 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10210 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
10211 * config/xtensa/xtensa.c: Likewise.
10212 * config/stormy16/stormy16.c: Likewise.
10213 * config/iq2000/iq2000.c: Likewise.
10214 * config/rs6000/rs6000.c: Likewise.
10215 * config/picochip/picochip.c: Likewise.
10216 * config/arc/arc.c: Likewise.
10217 * config/mcore/mcore.c: Likewise.
10218 * config/score/score.c: Likewise.
10219 * config/mips/mips.c: Likewise.
10220 * config/bfin/bfin.c: Likewise.
10221 * config/ia64/ia64.c: Likewise (disabled though).
10223 * config/frv/frv.h: Remove pointless remark.
10225 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
10226 TARGET_PROMOTE_FUNCTION_ARGS,
10227 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
10228 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
10230 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
10232 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
10233 -floop-parallelize-all.
10234 * toplev.c (process_options): Rename flag_graphite_force_parallel to
10235 flag_loop_parallelize_all.
10236 * tree-ssa-loop.c (gate_graphite_transforms): Same.
10237 * graphite.c (graphite_transform_loops): Same.
10238 * common.opt: Same.
10239 * graphite-poly.c (apply_poly_transforms): Same.
10241 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
10243 PR tree-optimization/40914
10244 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
10245 if set, then check the delta field of the PMF record.
10246 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
10247 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
10248 call is stored in the delta.
10250 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
10252 * config/mips/mips.md (*clear_upper32_dext): New pattern.
10254 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
10256 * config/i386/bsd.h (ASM_BYTE): New define.
10257 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
10258 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
10259 .byte. Use fputs or putc instead of fprintf where appropriate.
10260 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
10261 fputs or putc instead of fprintf where appropriate.
10262 * config/i386/i386elf.h: Ditto.
10263 * config/i386/sysv4.h: Ditto.
10265 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
10266 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
10267 (*tls_global_dynamic_64): Ditto.
10269 2009-07-31 Christian Bruel <christian.bruel@st.com>
10271 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10273 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10275 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
10276 Remove dead code for MINUS.
10278 2009-07-31 Anthony Green <green@moxielogic.com>
10280 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
10282 (moxie_expand_epilogue): Ditto for epilogue.
10283 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
10284 incoming arguments.
10285 (moxie_function_arg): Ditto.
10286 (moxie_pass_by_reference): Ditto.
10287 (moxie_arg_partial_bytes): Ditto.
10288 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
10289 (FUNCTION_ARG_ADVANCE) Ditto.
10290 (REG_PARM_STACK_SPACE) Ditto.
10291 (FUNCTION_ARG_REGNO_P) Dito.
10293 * config.gcc: Add moxie linux config support.
10294 * gcc/config/moxie/uclinux.h: New file.
10296 2009-07-31 DJ Delorie <dj@redhat.com>
10298 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
10299 (UNSPECV_SP_SWITCH_E): New.
10300 (sp_switch_1): Change to an unspec.
10301 (sp_switch_2): Change to an unspec. Don't use post-inc when we
10303 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
10304 reference the new stack's address
10306 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10308 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
10309 graphite-clast-to-gimple.o, graphite-dependences.o,
10310 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10311 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
10312 (graphite-blocking.o,
10313 graphite-clast-to-gimple.o, graphite-dependences.o,
10314 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10315 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
10316 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
10317 * cfgloop.h (struct loop): Add can_be_parallel field.
10318 * common.opt (fgraphite-identity): Moved up.
10319 (fgraphite-force-parallel): New flag.
10320 * graphite.c: Rewrite.
10321 * graphite.h: Rewrite.
10322 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
10324 * toplev.c (graphite_out_file): New file descriptor.
10325 (graphite_in_file): New.
10326 (process_options): flag_graphite_force_parallel cannot be used without
10328 * tree-ssa-loop.c: Include toplev.h.
10329 (gate_graphite_transforms): Enable flag_graphite for
10330 flag_graphite_force_parallel.
10332 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10334 * ChangeLog.graphite: New.
10335 * graphite-blocking.c: New.
10336 * graphite-clast-to-gimple.c: New.
10337 * graphite-clast-to-gimple.h: New.
10338 * graphite-dependences.c: New.
10339 * graphite-dependences.h: New.
10340 * graphite-interchange.c: New.
10341 * graphite-poly.c: New.
10342 * graphite-poly.h: New.
10343 * graphite-ppl.c: New.
10344 * graphite-ppl.h: New.
10345 * graphite-scop-detection.c: New.
10346 * graphite-scop-detection.h: New.
10347 * graphite-sese-to-poly.c: New.
10348 * graphite-sese-to-poly.h: New.
10352 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10354 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
10355 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
10357 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10359 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
10360 (scev_is_linear_expression): Return false if the evolution is not
10361 affine multivariate.
10363 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10365 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
10366 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
10368 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10370 * tree-data-ref.c (debug_data_references): New.
10371 (debug_data_reference): New.
10372 * tree-data-ref.h (debug_data_references): Declared.
10373 (debug_data_reference): Declared.
10375 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10377 * tree-data-ref.c (stmt_simple_memref_p: Removed.
10378 * tree-data-ref.h (scop_p): Removed.
10379 (struct data_reference): Remove field scop.
10380 (DR_SCOP): Removed.
10381 (stmt_simple_memref_p): Removed.
10383 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10385 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
10386 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
10389 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10391 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
10393 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10395 * doc/invoke.texi (-fgraphite-identity): Documented.
10397 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10399 * tree-scalar-evolution.c: Fix comment.
10400 (instantiate_scev_1): Return unknow from scev instantiation if the
10401 result is not above instantiate_below.
10403 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10405 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
10406 static anymore. Instantiate the symbols that may have been introduced
10408 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
10411 2009-07-30 DJ Delorie <dj@redhat.com>
10413 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
10414 .vliw directive to VLIW sections.
10416 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10418 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
10420 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
10421 (AUTOHEADER): New variable.
10422 ($(srcdir)/cstamp-h.in): Use it.
10424 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10425 Pat Haugen <pthaugen@us.ibm.com>
10426 Revital Eres <ERES@il.ibm.com>
10428 * config/rs6000/vector.md (VEC_F): Add VSX support.
10431 (mov<mode>): Ditto.
10432 (vector_load_<mode>): Ditto.
10433 (vector_store_<mode>): Ditto.
10434 (vector GPR move split): Ditto.
10435 (vec_reload_and_plus_<mptrsize>): Ditto.
10436 (vec_reload_and_reg_<mptrsize>): Ditto.
10437 (add<mode>3): Ditto.
10438 (sub<mode>3): Ditto.
10439 (mul<mode>3): Ditto.
10440 (neg<mode>2): Ditto.
10441 (abs<mode>2): Ditto.
10442 (smin<mode>3): Ditto.
10443 (smax<mode>3): Ditto.
10444 (vector_eq<mode>): Ditto.
10445 (vector_gt<mode>): Ditto.
10446 (vector_ge<mode>): Ditto.
10447 (vector_gtu<mode>): Ditto.
10448 (vector_select_<mode>_uns): Ditto.
10449 (vector_eq_<mode>_p): Ditto.
10450 (vector_gt_<mode>_p): Ditto.
10451 (vector_ge_<mode>_p): Ditto.
10452 (vector_gtu_<mode>_p): Ditto.
10453 (cr6_test_for_zero): Ditto.
10454 (cr6_test_for_zero_reverse): Ditto.
10455 (cr6_test_for_lt): Ditto.
10456 (cr6_test_for_lt_reverse): Ditto.
10457 (xor<mode>3): Ditto.
10458 (ior<mode>3): Ditto.
10459 (and<mode>3): Ditto.
10460 (one_cmpl<mode>2): Ditto.
10461 (nor<mode>2): Ditto.
10462 (andc<mode>2): Ditto.
10463 (float<VEC_int<mode>2): Ditto.
10464 (unsigned_float<VEC_int><mode>2): Ditto.
10465 (fix_trunc<mode><VEC_int>2): Ditto.
10466 (fixuns_trunc<mode><VEC_int>2): Ditto.
10468 (vec_set<mode>): Ditto.
10469 (vec_extract<mode>): Ditto.
10470 (vec_interleave_highv4sf): Ditto.
10471 (vec_interleave_lowv4sf): Ditto.
10472 (vec_realign_load_<mode>): Ditto.
10473 (vec_shl_<mode>): Ditto.
10474 (vec_shr_<mode>): Ditto.
10475 (div<mode>3): New patterns for VSX.
10476 (vec_interleave_highv2df): Ditto.
10477 (vec_interleave_lowv2df): Ditto.
10478 (vec_pack_trunc_v2df): Ditto.
10479 (vec_pack_sfix_trunc_v2df): Ditto.
10480 (vec_pack_ufix_trunc_v2df): Ditto.
10481 (vec_unpacks_hi_v4sf): Ditto.
10482 (vec_unpacks_lo_v4sf): Ditto.
10483 (vec_unpacks_float_hi_v4si): Ditto.
10484 (vec_unpacks_float_lo_v4si): Ditto.
10485 (vec_unpacku_float_hi_v4si): Ditto.
10486 (vec_unpacku_float_lo_v4si): Ditto.
10487 (movmisalign<mode>): Ditto.
10488 (vector_ceil<mode>2): New patterns for vectorizing math library.
10489 (vector_floor<mode>2): Ditto.
10490 (vector_btrunc<mode>2): Ditto.
10491 (vector_copysign<mode>3): Ditto.
10493 * config/rs6000/predicates.md (easy_vector_constant_msb): New
10494 predicate for setting the high bit in each word, used for copysign.
10496 * config/rs6000/ppc-asm.h (f19): Whitespace.
10497 (f32-f63): Define if VSX.
10498 (v0-v31): Define if Altivec.
10499 (vs0-vs63): Define if VSX.
10501 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
10503 * config/rs6000/power7.md: New file, provide tuning parameters for
10506 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
10507 (rs6000_cpu_cpp_builtins): Ditto.
10508 (altivec_overloaded_builtins): Ditto.
10509 (altivec_resolve_overloaded_builtin): Ditto.
10511 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
10512 debug switch to disable vectorizing simple math builtin
10515 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
10516 Vectorize simple math builtin functions.
10517 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
10518 hook to vectorize math builtins.
10519 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
10520 (rs6000_builtin_conversion): Add VSX/power7 support.
10521 (rs6000_builtin_vec_perm): Ditto.
10522 (vsplits_constant): Add support for loading up a vector constant
10523 with just the high bit set in each part.
10524 (rs6000_expand_vector_init): Add VSX/power7 support.
10525 (rs6000_expand_vector_set): Ditto.
10526 (rs6000_expand_vector_extract): Ditto.
10527 (rs6000_emit_move): Ditto.
10528 (bdesc_3arg): Ditto.
10529 (bdesc_2arg): Ditto.
10530 (bdesc_1arg): Ditto.
10531 (rs6000_expand_ternop_builtin): Ditto.
10532 (altivec_expand_builtin): Ditto.
10533 (rs6000_expand_unop_builtin): Ditto.
10534 (rs6000_init_builtins): Ditto.
10535 (altivec_init_builtins): Ditto.
10536 (builtin_function_type): Ditto.
10537 (rs6000_common_init_builtins): Ditto.
10538 (rs6000_handle_altivec_attribute); Ditto.
10539 (rs6000_mangle_type): Ditto.
10540 (rs6000_vector_mode_supported_p): Ditto.
10541 (rs6000_mode_dependent_address): Altivec addresses with AND -16
10542 are mode dependent.
10544 * config/rs6000/vsx.md: New file for VSX support.
10546 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
10547 identifing values with just the most significant bit set.
10548 (enum rs6000_builtins): Add builtins for VSX. Add simple math
10549 vectorized builtins.
10551 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
10552 (UNSPEC_VRFIM): Delete.
10553 (splitter for loading up vector with most significant bit): New
10554 splitter for vectorizing copysign.
10555 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
10556 vectorizing simple math functions.
10557 (altivec_vrfip): Add support for vectorizing simple math functions.
10558 (altivec_vrfim): Ditto.
10559 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
10561 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
10562 (power7.md, vsx.md): Include for power7 support.
10563 (copysigndf3): Use VSX instructions if -mvsx.
10564 (negdf2_fpr): Ditto.
10565 (absdf2_fpr): Ditto.
10566 (nabsdf2_fpr): Ditto.
10567 (adddf3_fpr): Ditto.
10568 (subdf3_fpr): Ditto.
10569 (muldf3_fpr): Ditto.
10570 (divdf3_fpr): Ditto.
10571 (fix_truncdfdi2_fpr): Ditto.
10572 (cmpdf_internal1): Ditto.
10573 (fred, fred_fpr): Convert into expander/insn to add VSX support.
10574 (btruncdf2, btruncdf2_fpr): Ditto.
10575 (ceildf2, ceildf2_fpr): Ditto.
10576 (floordf2, floordf2_fpr): Ditto.
10577 (floatdidf2, floatdidf2_fpr): Ditto.
10578 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
10579 (fmsubdf4_fpr): Ditto.
10580 (fnmadddf4_fpr_1): Ditto.
10581 (fnmadddf4_fpr_2): Ditto.
10582 (fnmsubdf4_fpr_1): Ditto.
10583 (fnmsubdf4_fpr_2): Ditto.
10584 (fixuns_truncdfdi2): Add expander for VSX support.
10585 (fix_truncdfdi2): Ditto.
10586 (fix_truncdfsi2): Ditto.
10587 (ftruncdf2): Ditto.
10588 (btruncsf2): Whitespace.
10589 (movdf_hardfloat32): Add support for VSX registers.
10590 (movdf_softfloat32): Ditto.
10591 (movdf_hardfloat64): Ditto.
10592 (movdf_hardfloat64_mfpgpr): Ditto.
10593 (movdf_softfloat64): Ditto.
10594 (movti splitters): Add check for vector registers supporting
10595 TImode in the future.
10596 (bpermd): Add power7 bpermd instruction.
10598 * config/rs6000/altivec.h (vec_div): Define if VSX.
10601 (vec_nmadd): Ditto.
10602 (vec_nearbyint): Ditto.
10605 (all predicates): Use the generic builtin function, and not the V4SF
10606 specific function so that the predicates will work with VSX's V2DF.
10607 (vec_all_*): Ditto.
10608 (vec_any_*): Ditto.
10610 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
10611 Document new VSX functions and types.
10613 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
10616 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
10617 "wa", and "j" constraints. Modify "v" to talk about Altivec
10618 instead of just vector.
10620 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
10623 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
10624 location for phi arguments.
10625 (rewrite_update_phi_arguments): Find locations for reaching defs.
10626 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10627 Add location to add_phi_arg calls.
10628 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
10629 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
10630 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
10631 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
10632 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
10633 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
10634 * tree-phinodes.c (make_phi_node): Initialize location.
10635 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
10636 (add_phi_arg): Add location parameter.
10637 (remove_phi_arg_num): Move location when moving phi argument.
10638 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
10640 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
10641 slpeel_update_phi_nodes_for_guard1,
10642 slpeel_update_phi_nodes_for_guard2,
10643 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
10644 vect_loop_versioning): Set locations.
10645 * tree-parloops.c (create_phi_for_local_result,
10646 transform_to_exit_first_loop, create_parallel_loop): Add locations.
10647 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
10648 * tree-vect-loop.c (get_initial_def_for_induction,
10649 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
10651 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
10652 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
10653 (gimple_phi_arg_set_location): New. Set locus.
10654 (gimple_phi_arg_has_location): New. Check for locus.
10655 (redirect_edge_var_map_location): New. Return locus from var_map.
10656 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
10657 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
10658 combining PHI arguments.
10659 (cond_store_replacement): Set location.
10660 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
10661 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
10662 scop_add_exit_phis_edge): Add locations.
10663 * tree-cfgcleanup.c (remove_forwarder_block,
10664 remove_forwarder_block_with_phi): Add locations.
10665 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
10666 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
10668 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
10669 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
10670 flush_pending_stmts): Add source location.
10671 * lambda-code.c (perfect_nestify): Maintain location stack with argument
10672 stack to preserve locations.
10673 * tree-vect-stmts.c (vectorizable_load): Add location.
10674 * tree-inline.c (copy_phis_for_bb): Copy locus.
10675 (setup_one_parameter): Add call locus to inlined parameter stmts.
10676 (initialize_inlined_parameters): Pass in call location as parameter
10678 (tree_function_versioning): Pass location to setup_one_parameter.
10679 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
10680 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
10681 copy and edge lists.
10682 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
10683 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
10684 locus parameter and override the stmt default if provided.
10685 (new_elim_graph, clear_elim_graph, delete_elim_graph,
10686 elim_graph_add_edge, elim_graph_remove_succ_edge,
10687 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
10688 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
10689 eliminate_phi): Add locus info in elimination graph for each edge and
10691 (insert_backedge_copies): Copy locus if present.
10692 * tree-flow.h (struct _edge_var_map): Add locus field.
10693 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
10694 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
10695 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
10697 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
10699 2009-07-30 Martin Jambor <mjambor@suse.cz>
10701 PR tree-optimization/40570
10702 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
10703 use inlining loops.
10705 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
10707 * ssa-loop-manip.c: Include langhooks.h.
10708 (rewrite_phi_with_iv): New.
10709 (rewrite_all_phi_nodes_with_iv): New.
10710 (canonicalize_loop_ivs): Move here from tree-parloops.c.
10711 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
10712 * tree-parloops.c (loop_parallel_p): Move out all conditions
10713 except dependency check.
10714 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
10715 (gen_parallel_loop): Call canonicalize_loop_ivs without
10716 reduction_list argument.
10717 (build_new_reduction): New.
10718 (gather_scalar_reductions): New.
10719 (try_get_loop_niter): New.
10720 (try_create_reduction_list): New.
10721 (parallleize_loops): Change the parallel conditions check.
10722 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
10723 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
10725 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
10727 * opt-functions.awk (opt_args): Allow argument to be enclosed in
10729 * doc/options.texi (Option properties): Mention new quoting syntax.
10731 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10733 * config/alpha/alpha.c (alpha_start_function):
10734 Handle VMS_DEBUG_MAIN_POINTER
10735 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
10736 * doc/invoke.texi: Document -mdebug-main switch.
10738 2009-07-29 Richard Henderson <rth@redhat.com>
10740 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
10741 (cgraph_create_edge_including_clones): Likewise.
10742 * tree-inline.c (copy_bb): Operate on the correct edges
10743 when updating the callgraph.
10745 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10747 * config/alpha/vms-cc.c: Deleted.
10748 * config/alpha/vms-ld.c: Deleted.
10749 * config/alpha/t-vms64: Moved to config/vms
10750 * config/alpha/vms-crt0-64.c: Moved to config/vms
10751 * config/alpha/vms-crt0.c: Moved to config/vms
10752 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
10753 * config/alpha/vms-psxcrt0.c: Moved to config/vms
10754 * config/alpha/xm-vms.h: Moved to config/vms
10755 * config/alpha/x-vms: Moved to config/vms
10756 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
10758 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
10759 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
10761 * config/vms/t-vms64: Moved here from config/alpha
10762 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
10763 (argc,argv,envp): Enforce 32bit malloc'ing.
10764 * config/vms/vms-psxcrt0-64.c: Likewise.
10765 * config/vms/vms-crt0.c: Moved here from config/alpha.
10766 * config/vms/vms-psxcrt0.c: Likewise.
10767 * config/vms/vms-crtl-64.h: New file.
10768 * config/vms/vms-crtl.h: New file.
10769 * config/vms/vms.opt: New file.
10770 * config/vms/xm-vms64.h: New file.
10771 * config/vms/xm-vms.h: Moved here from config/alpha.
10772 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
10774 * config/vms/x-vms: Moved here from config/alpha.
10775 (version, VMS_EXTRA_PARTS): Moved to t-vms.
10776 (vms-ld.o, vms-cc.o): Removed.
10777 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
10779 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10781 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
10782 correct stack (obvious VMS fix).
10784 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10786 * dwarf2out.c (output_file_names): Output VMS style file name, size,
10787 date, version info if VMS_DEBUGGING_INFO defined.
10788 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
10789 size, date calculating code moved here.
10791 2009-07-29 Paul Brook <paul@codesourcery.com>
10793 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
10796 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
10799 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
10800 to DImode when generating insq_le insn.
10802 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10804 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
10805 New macro set for VMS_DEBUGGGING_INFO.
10806 (AT_string_form): Use it.
10808 2009-07-28 DJ Delorie <dj@redhat.com>
10810 * config/mep/mep.c (vtext_section): New.
10811 (vftext_section): New.
10812 (ftext_section): New.
10813 (mep_select_section): Add support for functions.
10814 (mep_unique_section): Likewise.
10815 (mep_asm_init_sections): Likewise.
10816 (mep_encode_section_info): Remove it from here.
10818 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
10820 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
10822 * tree.h (TREE_DEPRECATED): Document it is used for types too.
10823 (TYPE_VECTOR_OPAQUE): Use default_def_flag
10825 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10827 * dwarf2out.c (output_file_names): Test new macro
10828 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
10829 (add_comp_dir_attribute): Likewise.
10831 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
10833 * config/i386/mingw-w64.h (LINK_SPEC): Add
10834 separating space between commands.
10836 2009-07-28 Jan Hubicka <jh@suse.cz>
10838 PR tree-optimization/40759
10839 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
10842 2009-07-27 DJ Delorie <dj@redhat.com>
10844 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
10845 types are dword-aligned.
10846 (mep_expand_va_start): Likewise.
10848 2009-07-27 Olivier Hainque <hainque@adacore.com>
10849 Douglas B Rupp <rupp@gnat.com>
10851 * convert.c (convert_to_pointer): Don't assume the target
10852 pointer type is POINTER_SIZE long. Fetch its precision instead.
10854 2009-07-27 Douglas B Rupp <rupp@gnat.com>
10856 * system.h (fopen): Undefine if macro.
10858 2009-07-27 Jakub Jelinek <jakub@redhat.com>
10860 * dwarf2out.c (output_cfi_p): Removed.
10861 (output_cfis): New function.
10862 (output_fde): New function, split from output_call_frame_info.
10863 (output_call_frame_info): Use it.
10864 (dwarf2out_switch_text_section): Use output_cfis.
10866 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10868 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
10869 TARGET_BI_ARCH is specified without enabling SJLJ.
10870 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
10871 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
10873 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
10875 * arm.md (negdi2): Use DImode if forcing a value into a register.
10877 2009-07-26 Ira Rosen <irar@il.ibm.com>
10879 PR tree-optimization/40801
10880 * tree-vect-stmts.c (vectorizable_call): Get previous copy
10881 of vector operand from the previous copy of vector statement.
10882 Pass the correct definition type value to
10883 vect_get_vec_def_for_stmt_copy().
10885 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10887 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
10888 const char ** conversion.
10890 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10892 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
10893 fancy_abort() if !ENABLE_ASSERT_CHECKING.
10894 (gcc_unreachable): Invoke __builtin_unreachable() if
10895 !ENABLE_ASSERT_CHECKING.
10897 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10899 PR rtl-optimization/40445
10900 * emit-rtl.c (next_nonnote_insn_bb): New function.
10901 * rtl.h (next_nonnote_insn_bb): Declare new function.
10902 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
10903 with no successors that is the successor of the ENTRY_BLOCK.
10904 Continue from the top after removing an empty fallthrough block.
10905 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
10906 of next_nonnote_insn.
10908 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10910 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
10912 2009-07-25 Martin Jambor <mjambor@suse.cz>
10914 * c-common.c (c_common_attribute_table): New element for noclone.
10915 (handle_noclone_attribute): New function. Forward-declare.
10916 * tree-inline.c (tree_versionable_function_p): Check for noclone
10918 * doc/extend.texi (Labels as Values): Document need for noclone.
10919 (Function Attributes): Document noclone attribute.
10921 2009-07-25 Jakub Jelinek <jakub@redhat.com>
10923 PR rtl-optimization/34999
10924 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
10925 and dw_fde_switched_cold_to_hot fields.
10926 (output_cfi_p): New function.
10927 (output_call_frame_info): If fde->dw_fde_switched_sections,
10928 output 2 FDEs instead of one with corrupted header.
10929 (dwarf2out_do_cfi_startproc): New function.
10930 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
10931 and fde->dw_fde_switched_cold_to_hot.
10932 (dwarf2out_switch_text_section): Compute
10933 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
10934 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
10935 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
10936 Otherwise, compute fde->dw_fde_switch_cfi.
10938 2009-07-24 Cary Coutant <ccoutant@google.com>
10940 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
10942 2009-07-24 Cary Coutant <ccoutant@google.com>
10944 * cfghooks.c (split_block): Copy discriminator to new block.
10945 * tree-cfg.c (assign_discriminator): Check location of last
10946 instruction in block as well as first.
10948 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
10950 * config/i386/linux.c: Use fputs or putc instead of fprintf
10952 * config/i386/gas.h: Ditto.
10953 * config/i386/x86-64.h: Ditto.
10954 * config/i386/att.h: Ditto.
10956 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10958 * expmed.c (emit_store_flag): Use a recursive call to optimize the
10961 2009-07-24 Martin Jambor <mjambor@suse.cz>
10963 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
10964 (ipa_push_func_to_list_1): Declare.
10965 (ipa_push_func_to_list): New function.
10967 * ipa-prop.c (ipa_push_func_to_list_1): New function.
10968 (ipa_init_func_list): Call ipa_push_func_to_list_1.
10969 (ipa_push_func_to_list): Removed.
10970 (ipa_pop_func_from_list): Clear node_enqueued flag.
10972 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10974 * config/s390/s390.c (override_options): Default
10975 max-unrolled-insns to 100 for z10 tuning.
10977 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10979 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10980 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10981 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10982 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10983 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10984 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10985 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10987 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10989 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10990 use default set in mingw32.h header.
10991 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10992 64-bit /mingw/include path.
10993 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10996 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10998 PR rtl-optimization/40209
10999 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11001 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11003 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11004 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
11005 with the rest of string where appropriate. Use fputs or putc
11006 instead of fprintf where appropriate.
11008 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11009 Pat Haugen <pthaugen@us.ibm.com>
11010 Revital Eres <ERES@il.ibm.com>
11012 * config/rs6000/vector.md: New file. Move most of the vector
11013 expander support here from altivec.md to allow for the VSX vector
11014 unit in the future. Add support for secondary_reload patterns.
11015 Rewrite the patterns for vector comparison, and vector comparison
11016 predicate instructions so that the RTL expresses the desired
11017 behavior, instead of using unspec.
11019 * config/rs6000/constraints.md ("f" constraint): Use
11020 rs6000_constraints to hold the precalculated register class.
11021 ("d" constraint): Ditto.
11022 ("wd" constraint): New constraint for VSX.
11023 ("wf" constraint): Ditto.
11024 ("ws" constraint): Ditto.
11025 ("wa" constraint): Ditto.
11026 ("wZ" constraint): Ditto.
11027 ("j" constraint): Ditto.
11029 * config/rs6000/predicates.md (vsx_register_operand): New
11031 (vfloat_operand): New predicate for vector.md.
11032 (vint_operand): Ditto.
11033 (vlogical_operand): Ditto.
11034 (easy_fp_constant): If VSX, 0.0 is an easy constant.
11035 (easy_vector_constant): Add VSX support.
11036 (altivec_indexed_or_indirect_operand): New predicate for
11037 recognizing Altivec style memory references with AND -16.
11039 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
11040 for vector secondary reload support.
11041 (rs6000_vector_reg_class): Delete, replacing it with
11042 rs6000_constraints.
11043 (rs6000_vsx_reg_class): Ditto.
11044 (rs6000_constraints): New array to hold the register classes of
11045 each of the register constraints that can vary at runtime.
11046 (builtin_mode_to_type): New static array for builtin function type
11048 (builtin_hash_table): New static hash table for builtin function
11050 (TARGET_SECONDARY_RELOAD): Define target hook.
11051 (TARGET_IRA_COVER_CLASSES): Ditto.
11052 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
11053 registers are 128 bits if VSX memory reference instructions are used.
11054 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
11055 unit is being used.
11056 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
11057 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
11058 Print several of the scheduling related parameters.
11059 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
11060 rs6000_constraints instead of rs6000_vector_reg_class. Move
11061 -mdebug=reg code to rs6000_debug_reg_global. Add support for
11062 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
11063 Altivec. Add VSX support. Setup for secondary reload support on
11064 Altivec/VSX registers.
11065 (rs6000_override_options): Make power7 set the scheduling groups
11066 like the power5. Add support for new debug switches to override
11067 the scheduling defaults. Temporarily disable -mcpu=power7 from
11068 setting -mvsx. Add support for debug switches -malways-hint,
11069 -msched-groups, and -malign-branch-targets.
11070 (rs6000_buitlin_conversion): Add support for returning unsigned
11071 vector conversion functions to fix regressions due to stricter
11073 (rs6000_builtin_mul_widen_even): Ditto.
11074 (rs6000_builtin_mul_widen_odd): Ditto.
11075 (rs6000_builtin_vec_perm): Ditto.
11076 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
11077 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
11078 to zero a register.
11079 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
11080 generated upstream.
11081 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
11082 VSX types for bit operations. Changes to accomidate vector.md.
11083 (bdesc_2arg): Ditto.
11084 (bdesc_1arg): Ditto.
11085 (struct builtin_description_predicates): Rewrite predicate
11086 handling so that RTL describes the operation, instead of passing
11087 the instruction to be used as a string argument.
11088 (bdesc_altivec_preds): Ditto.
11089 (altivec_expand_predicate_builtin): Ditto.
11090 (altivec_expand_builtin): Ditto.
11091 (rs6000_expand_ternop_builtin): Use a switch instead of an if
11092 statement for vsldoi support.
11093 (altivec_expand_ld_builtin): Change to use new names from vector.md.
11094 (altivec_expand_st_builtin): Ditto.
11095 (paired_expand_builtin): Whitespace changes.
11096 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
11097 builtin_mode_to_type table for secondary reload. Call
11098 builtin_function_type to build random builtin functions.
11099 (altivec_init_builtins): Change to use builtin_function_type to
11100 create builtin function types dynamically as we need them.
11101 (builtin_hash_function): New support for hashing the tree types
11102 for builtin function as we need it, rather than trying to build
11103 all of the trees that we need. Add initial preliminary VSX support.
11104 (builtin_function_type): Ditto.
11105 (builtin_function_eq): Ditto.
11106 (builtin_hash_struct): Ditto.
11107 (rs6000_init_builtins): Ditto.
11108 (rs6000_common_init_builtins): Ditto.
11109 (altivec_init_builtins): Ditto.
11110 (rs6000_common_init_builtins): Ditto.
11111 (enum reload_reg_type): New enum for simplifing reg classes.
11112 (rs6000_reload_register_type): Simplify register classes into GPR,
11113 Vector, and other registers. Altivec and VSX addresses in reload.
11114 (rs6000_secondary_reload_inner): Ditto.
11115 (rs6000_ira_cover_classes): New target hook, that returns the
11116 appropriate cover classes, based on -mvsx being used or not.
11117 (rs6000_secondary_reload_class): Add VSX support.
11118 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
11119 (get_vsel_insn): Ditto.
11120 (rs6000_emit_vector_compare): Rewrite vector conditional support
11121 so that where we can, we use RTL operators, instead of blindly use
11123 (rs6000_emit_vector_select): Ditto.
11124 (rs6000_emit_vector_cond_expr): Ditto.
11125 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
11126 (create_TOC_reference): Add -mdebug=addr support.
11127 (emit_frame_save): VSX loads/stores need register indexed addressing.
11129 * config/rs6000/rs6000.md: Include vector.md.
11131 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
11133 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11134 support for V2DI, V2DF in logical, permute, select operations.
11136 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
11137 switch for vsx/power7.
11138 (-mvsx-scalar-memory): Ditto.
11139 (-mvsx-align-128): Ditto.
11140 (-mallow-movmisalign): Ditto.
11141 (-mallow-df-permute): Ditto.
11142 (-msched-groups): Ditto.
11143 (-malways-hint): Ditto.
11144 (-malign-branch-targets): Ditto.
11146 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
11148 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
11149 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
11150 (rs6000_vector_reg_class): Delete.
11151 (rs6000_vsx_reg_class): Ditto.
11152 (enum rs6000_reg_class_enum): New enum for the constraints that
11153 vary based on target switches.
11154 (rs6000_constraints): New array to hold the register class for all
11155 of the register constraints that vary based on the switches used.
11156 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
11157 (enum rs6000_builtins): Add unsigned varients for the builtin
11158 declarations returned by target hooks for expanding multiplies,
11159 select, and permute operations. Add VSX builtins.
11160 (enum rs6000_builtin_type_index): Add entries for VSX.
11161 (V2DI_type_node): Ditto.
11162 (V2DF_type_node): Ditto.
11163 (unsigned_V2DI_type_node): Ditto.
11164 (bool_long_type_node): Ditto.
11165 (intDI_type_internal_node): Ditto.
11166 (uintDI_type_internal_node): Ditto.
11167 (double_type_internal_node): Ditto.
11169 * config/rs6000/altivec.md (whole file): Move all expanders to
11170 vector.md from altivec.md. Rename insn matching functions to be
11172 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
11173 (altivec_vcmp*): Ditto.
11174 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
11175 (VM): New iterator for moves that includes the VSX types.
11176 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
11177 (altivec_vperm_<mode>_uns): New, for unsigned types.
11178 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
11179 (altivec_eq<mode>): Ditto.
11180 (altivec_gt<mode>): Ditto.
11181 (altivec_gtu<mode>): Ditto.
11182 (altivec_eqv4sf): Ditto.
11183 (altivec_gev4sf): Ditto.
11184 (altivec_gtv4sf): Ditto.
11185 (altivec_vcmpbfp_p): Ditto.
11187 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
11189 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
11192 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11195 * config/i386/i386.c (output_387_ffreep): Rewrite to use
11196 ASM_SHORT instead of .word.
11197 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
11198 instead of .word in asm template.
11200 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
11203 * ira-lives.c (bb_has_abnormal_call_pred): New function.
11204 (process_bb_node_lives): Use it.
11206 * ira.c (setup_cover_and_important_classes): Don't setup
11207 ira_important_class_nums. Add cover classes to the end of
11209 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
11211 (find_reg_class_closure): Use reorder_important_classes.
11213 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
11215 * config/i386/i386.c (i386_ira_cover_classes): New function.
11216 (TARGET_IRA_COVER_CLASSES): Redefine.
11218 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
11219 importance of order of cover classes in the array.
11221 2009-07-22 Diego Novillo <dnovillo@google.com>
11223 * tree-pass.h (TDF_EH): Define.
11224 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
11225 contains TDF_EH, print the EH region number holding GS.
11226 * tree-dump.c (dump_options): Add "eh".
11227 * doc/invoke.texi: Document it.
11229 2009-07-22 Doug Kwan <dougkwan@google.com>
11231 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
11233 2009-07-22 Michael Matz <matz@suse.de>
11235 PR tree-optimization/35229
11236 PR tree-optimization/39300
11238 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
11239 (inhibit_phi_insertion): New function.
11240 (insert_into_preds_of_block): Call it for REFERENCEs.
11241 (init_pre): Initialize and finalize scalar evolutions.
11242 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
11244 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
11246 * config/i386/predicates.md (zero_extended_scalar_load_operand):
11247 Use CONST_VECTOR_NUNITS to determine number of elements.
11249 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
11251 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
11252 (U, W): Constraints are now deprecated and will be removed if we
11253 run out of letters.
11254 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
11256 ("prefetch"): Add the stcmh instruction for prefetching.
11257 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
11259 (s390_short_displacement): Return always true if compiling for
11260 machines not providing the long displacement facility.
11261 (s390_mem_constraint): Support the new constraint letter Z.
11262 (s390_check_qrst_address): New function.
11264 2009-07-21 DJ Delorie <dj@redhat.com>
11266 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
11269 2009-07-21 Jason Merrill <jason@redhat.com>
11271 * c-common.c (max_tinst_depth): Increase default to 1024.
11273 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11275 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
11276 (vec_unpacku_float_lo_v4si): Ditto.
11278 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11281 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
11282 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
11283 (builtin_description): Add __builtin_ia32_cvtudq2ps.
11284 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
11286 2009-07-21 Jakub Jelinek <jakub@redhat.com>
11288 PR tree-optimization/40813
11289 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
11292 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
11294 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
11295 with a NOP_EXPR if needed.
11297 2009-07-21 Paul Brook <paul@codesourcery.com>
11299 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
11300 Terminate debug dump with newline.
11302 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11304 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
11305 Cast "1" to unsigned HOST_WIDE_INT.
11306 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
11307 deposit length to the maximum length - lsb. Extend length if
11308 HOST_BITS_PER_WIDE_INT is 32.
11310 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11312 * cgraph.h (constant_pool_htab): New function.
11313 (constant_descriptor_tree): Move from varasm.c.
11314 * varasm.c (constant_pool_htab): New function.
11315 (constant_descriptor_tree): Move to cgraph.h.
11317 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11319 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
11321 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
11323 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
11326 2009-07-20 Xinliang David Li <davidxl@google.com>
11328 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
11330 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
11332 * config/mips/mips.md (move_type): Add arith.
11333 (type): Handle arith.
11334 (zero_extendsidi2): Rename this into ...
11335 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
11336 (zero_extendsidi2): New expander.
11337 (*zero_extendsidi2_dext): New pattern.
11339 2009-07-20 Nick Clifton <nickc@redhat.com>
11341 * config.gcc (mips64-*-*): Add definition of tm_defines in order
11342 to set MIPS_ABI_DEFAULT.
11343 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
11345 2009-07-20 Jakub Jelinek <jakub@redhat.com>
11347 * tree-object-size.c (addr_object_size): Handle unions with
11348 array in it as last field of structs in __bos (, 1) as __bos (, 0).
11350 PR tree-optimization/40792
11351 * tree.c (build_function_type_skip_args): Remove bogus assert.
11353 2009-07-20 Jan Hubicka <jh@suse.cz>
11354 Martin Jambor <mjambor@suse.cz>
11356 * cgraph.h (combined_args_to_skip): New field.
11357 * cgraph.c (cgraph_create_virtual_clone): Properly handle
11358 combined_args_to_skip and args_to_skip.
11359 * tree-inline.c (update_clone_info): New function.
11360 (tree_function_versioning): Call update_clone_info.
11361 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
11363 (cgraph_materialize_all_clones): More extensive dumping, working
11364 with combined_args_to_skip rather than args_to_skip.
11366 2009-07-20 Ira Rosen <irar@il.ibm.com>
11368 * tree-vectorizer.h (vectorizable_condition): Add parameters.
11369 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
11370 (get_initial_def_for_reduction): Likewise.
11371 (vectorizable_reduction): Skip the check of first operand in case
11372 of COND_EXPR. Add check that it is outer loop vectorization if
11373 nested cycle was detected. Call vectorizable_condition() for
11374 COND_EXPR. If reduction epilogue cannot be created do not fail for
11375 nested cycles (if it is not double reduction). Assert that there
11376 is only one type in the loop in case of COND_EXPR. Call
11377 vectorizable_condition() to vectorize COND_EXPR.
11378 * tree-vect-stmts.c (vectorizable_condition): Update comment.
11379 Add parameters. Allow nested cycles if called from
11380 vectorizable_reduction(). Use reduction vector variable if provided.
11381 (vect_analyze_stmt): Call vectorizable_reduction() before
11382 vectorizable_condition().
11383 (vect_transform_stmt): Update call to vectorizable_condition().
11385 2009-07-20 Christian Bruel <christian.bruel@st.com>
11387 * config/sh/sh.opt (-mfmovd): Resurrect and document.
11388 * doc/invoke.texi (-mfmovd): Likewise.
11389 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
11391 2009-07-20 Jan Hubicka <jh@suse.cz>
11393 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
11394 when handling SSA name.
11396 2009-07-19 Jan Hubicka <jh@suse.cz>
11398 PR tree-optimization/40676
11399 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
11400 virtual PHIs in empty BBs.
11402 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11404 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
11405 re-expanded the compound use gen_lowpart instead to convert to the
11408 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11410 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
11411 OUTER_CONST arguments.
11412 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
11413 the new wider mode will be masked off.
11414 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
11416 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11418 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
11419 high-order bits are zero.
11421 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11423 * combine.c (simplify_shift_const_1): Split code to determine
11424 shift_mode into ...
11425 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
11426 new bits shifted in are identical to the old sign bit.
11428 2009-07-18 Richard Guenther <rguenther@suse.de>
11431 * gimplify.c (gimplify_call_expr): Reject code using results from
11432 functions returning void.
11434 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11436 * doc/md.texi: Document the new PowerPC "es" constraint.
11437 Document that "m" can include automodified addresses on this target,
11438 and explain how %U must be used. Extend the "Q" and "Z" documentation
11439 to suggest "es" as well as "m".
11440 * config/rs6000/constraints.md (es): New memory constraint.
11441 (Q, Z): Update strings to match new documentation.
11443 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11445 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
11446 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
11447 * config/rs6000/predicates.md (volatile_mem_operand): Use
11448 offsettable_nonstrict_memref_p.
11449 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
11450 (*floatunssidf2_internal): Likewise.
11451 (*fix_truncdfsi2_internal): Likewise.
11452 (*fix_trunctfsi2_internal): Likewise.
11454 2009-07-17 Anatoly Sokolov <aesok@post.ru>
11456 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
11457 atmega32u2 devices.
11458 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11460 2009-07-17 Richard Guenther <rguenther@suse.de>
11463 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
11464 (pass_warn_unused_result): Likewise.
11465 (TODO_set_props): Remove.
11466 * omp-low.c (diagnose_omp_structured_block_errors): Change to
11468 (pass_diagnose_omp_blocks): Define.
11469 * c-decl.c (pop_file_scope): Do not finalize the CU here.
11470 (c_gimple_diagnostics_recursively): Remove.
11471 (finish_function): Do not call it.
11472 (c_write_global_declarations): Continue after errors.
11473 Finalize the CU here.
11474 * c-gimplify.c (c_genericize): Do not gimplify here.
11475 * c-common.c (c_warn_unused_result): Move ...
11476 * tree-cfg.c (do_warn_unused_result): ... here.
11477 (run_warn_unused_result): New function.
11478 (gate_warn_unused_result): New function.
11479 (pass_warn_unused_result): New pass.
11480 * c-common.h (c_warn_unused_result): Remove.
11481 * flags.h (flag_warn_unused_result): Declare.
11482 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
11483 * opts.c (flag_warn_unused_result): Initialize to false.
11484 * toplev.c (compile_file): Add comment.
11485 * omp-low.c (create_omp_child_function): Do not register
11486 the function with the frontend.
11487 (diagnose_omp_structured_block_errors): Prepare to be
11488 called as optimization pass.
11489 (gate_diagnose_omp_blocks): New function.
11490 (pass_diagnose_omp_blocks): New pass.
11491 * cgraph.h (cgraph_optimize): Remove.
11492 (cgraph_analyze_function): Likewise.
11493 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
11494 * cgraphunit.c (cgraph_lower_function): Lower nested functions
11495 before their parents here.
11496 (cgraph_finalize_function): Not here.
11497 (cgraph_analyze_function): Gimplify functions here.
11498 (cgraph_finalize_compilation_unit): Continue after errors.
11499 Optimize the callgraph from here.
11500 (cgraph_optimize): Make static.
11501 * langhooks.c (write_global_declarations): Finalize the CU.
11502 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
11503 (gimplify_function_tree): Assert we gimplify only once.
11504 Set PROP_gimple_any property.
11505 * tree-nested.c (gimplify_all_functions): New function.
11506 (lower_nested_functions): Gimplify all nested functions.
11507 * gimple.h (diagnose_omp_structured_block_errors): Remove.
11508 * passes.c (init_optimization_passes): Add pass_warn_unused_result
11509 and pass_diagnose_omp_blocks after gimplification. Do not
11510 set TODO_set_props on all_lowering_passes.
11511 (execute_one_pass): Do not handle TODO_set_props.
11512 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
11513 (gimplify.o): Add tree-pass.h dependency.
11514 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
11515 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
11516 (unsave_r): Likewise.
11517 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
11518 temporary variable.
11520 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
11522 * doc/service.texi (Service): Restore previously removed link,
11523 which isn't broken after all.
11525 2009-07-17 Richard Guenther <rguenther@suse.de>
11527 PR tree-optimization/40321
11528 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
11529 PHI nodes to the maximal set.
11530 (make_values_for_phi): Add PHI arguments to the maximal set.
11531 (execute_pre): Dump PHI_GEN and the maximal set.
11533 2009-07-17 Jakub Jelinek <jakub@redhat.com>
11536 * gimplify.c (gimplify_conversion): Don't change non-conversions into
11539 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
11541 * doc/extend.texi (Nested Functions): Replace broken link with
11543 * doc/service.texi (Service): Remove broken link.
11545 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
11548 * builtins.c (expand_builtin_memcmp): Use loc instead of
11549 EXPR_LOCATION (exp).
11550 (expand_builtin_strncmp): Likewise.
11552 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
11553 Manuel López-Ibáñez <manu@gcc.gnu.org>
11556 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
11557 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
11558 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
11559 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
11560 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
11561 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
11562 tree-inline.c, c-common.c, c-common.h, gimple.c,
11563 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
11564 convert.c: Add location argument to fold_{unary,binary,ternary},
11565 fold_build[123], build_call_expr, build_size_arg,
11566 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
11567 fold_build1_initializer, fold_build2_initializer,
11568 fold_build3_initializer, fold_build_call_array,
11569 fold_build_call_array_initializer, fold_single_bit_test,
11570 omit_one_operand, omit_two_operands, invert_truthvalue,
11571 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
11572 combine_comparisons, fold_builtin_*, fold_call_expr,
11573 build_range_check, maybe_fold_offset_to_address, round_up,
11576 2009-07-16 Jason Merrill <jason@redhat.com>
11579 * c-common.c (c_common_reswords): Add __is_standard_layout
11581 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
11582 * doc/implement-cxx.texi: New.
11583 * doc/gcc.texi: Include it.
11585 2009-07-16 DJ Delorie <dj@redhat.com>
11587 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
11588 compares that may be indirectly affected by previous instructions.
11590 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11592 * builtins.c (do_mpc_arg2): New.
11593 (fold_builtin_2): Fold builtin cpow.
11594 * real.h (HAVE_mpc_pow): New.
11596 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
11598 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
11599 comparison to skip unprofitable schedule
11601 2009-07-16 Simon Baldwin <simonb@google.com>
11603 * gcc.c (option_map): New flag -no-canonical-prefixes.
11604 * (display_help): Print help text for new flag.
11605 * (process_command): Move options translation and language specifics
11606 and handle new flag early. Use it to set a function pointer to a
11607 prefix builder. Replace make_relative_prefix calls with calls to
11608 the function pointed to. Ignore new flag in regular options handling.
11609 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
11611 2009-07-15 DJ Delorie <dj@redhat.com>
11613 * config/mep/mep.md (sibcall_internal): Change register to avoid
11614 argument registers.
11615 (sibcall_value_internal): Likewise.
11617 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
11619 PR rtl-optimization/40710
11620 * resource.c (mark_target_live_regs): Reset DF problem to LR.
11622 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
11624 * config/mips/mips.md (*extenddi_truncate<mode>,
11625 *extendsi_truncate<mode>): Change type attribute to move_type
11626 with shift_shift. Split out code handling exts from here ...
11627 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
11629 (*extendhi_truncateqi): Change type attribute to move_type with
11630 shift_shift. Split out code handling exts from here ...
11631 (*extendhi_truncateqi_exts): ... to this new pattern.
11633 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
11635 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
11636 instead of "and" with inverted sign bit mask value. Use
11637 "nonimmediate_operand" for operand 1 and operand 2 predicate.
11638 Allocate registers only for operand 4 and operand 5.
11640 2009-07-15 Jakub Jelinek <jakub@redhat.com>
11642 PR middle-end/40747
11643 * fold-const.c (fold_cond_expr_with_comparison): When folding
11644 < and <= to MIN, make sure the MIN uses the same type as the
11645 comparison's operands.
11647 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
11649 * arm.md (ior_xor): New code iterator.
11650 (split for ior/xor with shift and zero-extend): New split pattern.
11651 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
11653 2009-07-15 Richard Guenther <rguenther@suse.de>
11655 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
11658 2009-07-15 Richard Guenther <rguenther@suse.de>
11660 PR middle-end/40753
11661 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
11663 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11665 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
11666 handle 2.6.30 kernel.
11668 2009-07-15 DJ Delorie <dj@redhat.com>
11670 * config/mep/mep.md (sibcall_internal): Change register to allow
11671 for 24-bit addresses.
11672 (sibcall_value_internal): Likewise.
11674 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
11676 * doc/invoke.texi: Added descriptions of the scheduling heuristics
11677 that are enabled/disabled by the flags introduced by a previous patch.
11679 2009-07-14 DJ Delorie <dj@redhat.com>
11681 * config/mep/mep.md (sibcall_internal): Include non-toggling
11683 (sibcall_value_internal): Likewise.
11685 2009-07-14 Taras Glek <tglek@mozilla.com>
11686 Rafael Espindola <espindola@google.com>
11688 * doc/sourcebuild.texi: Document install-plugin target.
11689 * configure.ac: Added install-plugin target to language makefiles.
11690 * configure: Regenerate.
11691 * Makefile.in (install-plugin): Install more headers,
11692 depend on lang.install-plugin.
11694 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11696 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
11699 2009-07-14 DJ Delorie <dj@redhat.com>
11701 * config/mep/mep.c (mep_vliw_jmp_match): New function.
11702 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
11703 * config/mep/mep.md (sibcall_internal): Change test from
11704 mep_vliw_mode_match to mep_vliw_jmp_match.
11705 (sibcall_value_internal): Likewise.
11707 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
11709 * config/i386/sse.md (copysign<mode>3): New expander.
11710 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
11711 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
11712 Use ix86_build_const_vector.
11713 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
11714 IX86_BUILTIN_CPYSGNPD.
11715 (builtin_description): Add __builtin_ia32_copysignps and
11716 __builtin_ia32_copysignpd.
11717 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
11718 and BUILT_IN_COPYSIGNF.
11720 2009-07-13 Jason Merrill <jason@redhat.com>
11722 * builtins.c (can_trust_pointer_alignment): New fn.
11723 (get_pointer_alignment): Factor it out from here.
11724 * tree.h: Declare it.
11726 2009-07-14 David Edelsohn <edelsohn@gnu.org>
11728 * config/rs6000/predicates.md (offsettable_mem_operand): Test
11731 2009-07-14 Dodji Seketeli <dodji@redhat.com>
11735 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
11737 2009-07-14 Richard Guenther <rguenther@suse.de>
11738 Andrey Belevantsev <abel@ispras.ru>
11740 PR middle-end/40745
11741 * cfgexpand.c (partition_stack_vars): Do not bother to update
11742 alias information when not optimizing.
11744 2009-07-14 Richard Guenther <rguenther@suse.de>
11745 Andrey Belevantsev <abel@ispras.ru>
11747 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
11748 (pt_solution_set): Likewise.
11749 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
11750 * tree-ssa-structalias.c (pt_solution_set): New function.
11751 * final.c (rest_of_clean_state): Free SSA data structures.
11752 * print-rtl.c (print_decl_name): Remove.
11753 (print_mem_expr): Implement in terms of print_generic_expr.
11754 * alias.c (ao_ref_from_mem): New function.
11755 (rtx_refs_may_alias_p): Likewise.
11756 (true_dependence): Query alias-export info.
11757 (canon_true_dependence): Likewise.
11758 (write_dependence_p): Likewise.
11759 * tree-dfa.c (get_ref_base_and_extent): For void types leave
11761 * emit-rtl.c (component_ref_for_mem_expr): Remove.
11762 (mem_expr_equal_p): Use operand_equal_p.
11763 (set_mem_attributes_minus_bitpos): Do not use
11764 component_ref_for_mem_expr.
11765 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
11766 (update_alias_info_with_stack_vars): Likewise.
11767 (partition_stack_vars): Call update_alias_info_with_stack_vars.
11768 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
11769 explicitly nor clear stmt operands.
11770 Free the decl-to-pointer map.
11771 * tree-optimize.c (execute_free_datastructures): Do not free
11772 SSA data structures here.
11773 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
11774 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
11775 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
11777 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
11779 2009-07-13 DJ Delorie <dj@redhat.com>
11781 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
11782 unrolling at the right iteration count.
11784 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
11787 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11789 * haifa-sched.c (rank_for_schedule): Introduced flags to
11790 enable/disable individual scheduling heuristics.
11791 * common.opt: Introduced flags to enable/disable individual
11792 heuristics in the scheduler.
11793 * doc/invoke.texi: Introduced flags to enable/disable individual
11794 heuristics in the scheduler.
11796 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
11798 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
11799 config/i386/mingw-tls.c.
11800 * config/i386/mingw-tls.c: Removed.
11802 2009-07-13 Ira Rosen <irar@il.ibm.com>
11804 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
11805 checks access only relevant statements.
11806 (vectorizable_reduction): Likewise.
11808 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
11810 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
11811 just for 32-bit case.
11813 2009-07-12 Jan Hubicka <jh@suse.cz>
11815 PR tree-optimization/40585
11816 * except.c (expand_resx_expr): When there already is resume
11817 instruction, produce linked list.
11818 (build_post_landing_pads): Assert that resume is empty.
11819 (connect_post_landing_pads): Handle resume lists.
11820 (dump_eh_tree): Dump resume list.
11822 2009-07-12 Ira Rosen <irar@il.ibm.com>
11824 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11825 with additional argument.
11826 * tree-vectorizer.h (enum vect_def_type): Add
11827 vect_double_reduction_def.
11828 (vect_is_simple_reduction): Add argument.
11829 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
11831 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
11832 vect_is_simple_reduction with additional argument.
11833 (vect_analyze_loop_operations): Handle exit phi nodes in case of
11835 (reduction_code_for_scalar_code): Handle additional codes by
11836 returning ERROR_MARK for them. Fix comment and indentation.
11837 (vect_is_simple_reduction): Fix comment, add argument to specify
11838 double reduction. Detect double reduction.
11839 (get_initial_def_for_induction): Fix indentation.
11840 (get_initial_def_for_reduction): Fix comment and indentation.
11841 Handle double reduction. Create initial definitions that do not
11842 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
11843 (vect_create_epilog_for_reduction): Fix comment, add argument to
11844 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
11845 epilogue result extraction. Create double reduction phi node and
11846 replace relevant uses.
11847 (vectorizable_reduction): Call vect_is_simple_reduction with
11848 additional argument. Fix indentation. Update epilogue code treatment
11849 according to the changes in reduction_code_for_scalar_code. Check
11850 for double reduction. Call vect_create_epilog_for_reduction with
11851 additional argument.
11852 * tree-vect-stmts.c (process_use): Handle double reduction, update
11854 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
11855 (vect_get_vec_def_for_operand): Likewise.
11857 2009-07-12 Danny Smith <dansmister@gmail.com>
11859 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
11860 dllexport if !TREE_PUBLIC.
11861 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
11863 2009-07-11 Anatoly Sokolov <aesok@post.ru>
11865 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
11866 (avr_extra_arch_macro) Remove declatation.
11867 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
11868 (avr_extra_arch_macro) Declare as static.
11869 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
11871 2009-07-11 Jan Hubicka <jh@suse.cz>
11873 PR middle-end/48388
11874 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
11876 2009-07-11 Jakub Jelinek <jakub@redhat.com>
11879 * dwarf2out.c (dw_fde_struct): Add in_std_section and
11880 cold_in_std_section bits.
11881 (dwarf2out_begin_prologue): Initialize them.
11882 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
11883 if already covered by text_section or cold_text_section range.
11885 PR rtl-optimization/40667
11886 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
11887 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
11888 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
11889 * config/i386/i386.c (ix86_minimum_alignment): New function.
11890 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
11891 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
11892 * emit-rtl.c (gen_reg_rtx): Likewise.
11893 * function.c (assign_parms): Likewise. If nominal_type needs
11894 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
11895 rather than passed_type's alignment.
11898 * function.c (assign_parm_setup_stack): Adjust
11899 MEM_OFFSET (data->stack_parm) if promoted_mode is different
11900 from nominal_mode on big endian.
11902 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
11904 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
11906 2009-07-10 DJ Delorie <dj@redhat.com>
11908 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
11910 2009-07-10 Mark Mitchell <mark@codesourcery.com>
11912 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
11914 (thumb2_cbnz): Likewise.
11916 2009-07-10 David Daney <ddaney@caviumnetworks.com>
11919 * config.gcc (supported_defaults): Add synci.
11920 (with_synci): Add validation.
11921 (all_defaults): Add synci.
11922 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
11925 * config/mips/mips.opt (msynci): New option.
11926 * config/mips/mips.c (mips_override_options): Warn on use of
11927 -msynci for targets that do now support it.
11928 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
11930 * gcc/doc/invoke.texi (-msynci): Document the new option.
11931 * doc/install.texi (--with-synci): Document the new option.
11933 2009-07-10 Richard Guenther <rguenther@suse.de>
11935 PR tree-optimization/40496
11936 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
11937 the PHI result with a compatible type.
11939 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
11943 * c.opt (Wunused-result): New.
11944 * doc/invoke.texi: Document it.
11945 * c-common.c (c_warn_unused_result): Use it.
11947 2009-07-09 DJ Delorie <dj@redhat.com>
11949 * targhooks.c (default_target_can_inline_p): Rename from
11950 default_target_option_can_inline_p.
11951 * targhooks.h (default_target_can_inline_p): Likewise.
11952 * target-def.h (TARGET_CAN_INLINE_P): Rename from
11953 TARGET_OPTION_CAN_INLINE_P.
11954 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
11955 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
11956 (mep_target_can_inline_p): Rename from
11957 mep_target_option_can_inline_p.
11960 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
11961 registers used to pass vectors.
11963 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
11965 2009-07-09 Tom Tromey <tromey@redhat.com>
11967 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
11968 * config/mmix/mmix.c: Include dwarf2.h.
11969 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
11970 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
11971 * config/sh/sh.c: Include dwarf2.h.
11972 * config/i386/i386.c: Include dwarf2.h.
11973 * Makefile.in (DWARF2_H): Remove 'elf'.
11974 * except.c: Include dwarf2.h.
11975 * unwind-dw2.c: Include dwarf2.h.
11976 * dwarf2out.c: Include dwarf2.h.
11977 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11978 * unwind-dw2-fde.c: Include dwarf2.h.
11979 * dwarf2asm.c: Include dwarf2.h.
11981 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11983 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11984 (max_issue): Use it.
11985 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11987 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11988 (region_sched_info): Update.
11989 * sched-ebb.c (ebb_sched_info): Update.
11990 * modulo-sched.c (sms_sched_info): Update.
11991 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11993 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11995 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11997 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11999 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12001 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12003 PR middle-end/40692
12004 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
12005 arg1 with arg01 if arg1 is already INTEGER_CST.
12007 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12009 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
12010 Transform (and (truncate)) into (truncate (and)).
12012 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12014 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
12015 creating LHS paradoxical subregs. Fix surrounding returns to
12016 use NULL_RTX rather than 0.
12018 2009-07-08 DJ Delorie <dj@redhat.com>
12020 * config/mep/mep.c (mep_option_can_inline_p): New.
12021 (TARGET_OPTION_CAN_INLINE_P): Define.
12023 2009-07-08 Mark Wielaard <mjw@redhat.com>
12026 * dwarf2out.c (add_data_member_location_attribute): When we have
12027 only a constant offset don't emit a new location description using
12028 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
12031 2009-07-08 Richard Henderson <rth@redhat.com>
12034 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
12035 (enum reg_class): Add CLOBBERED_REGS.
12036 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
12037 * config/i386/i386.c (ix86_conditional_register_usage): Moved
12038 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
12039 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
12040 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
12041 force 64-bit sibcalls into R11.
12042 * config/i386/constraints.md (U): New constraint.
12043 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
12044 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
12045 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
12047 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
12049 * basic-block.h (dump_regset, debug_regset): Remove duplicate
12051 * c-objc-common.h (c_initialize_diagnostics): Ditto.
12052 * ebitmap.h (dump_ebitmap): Ditto.
12053 * optabs.h (optab_libfunc): Ditto.
12054 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
12055 * tree-flow.h (vect_can_force_dr_alignment_p,
12056 get_vectype_for_scalar_type): Ditto.
12057 (vectorize_loops): Move prototype to ...
12058 * tree-vectorizer.h: ... here. Also, adjust comment.
12059 (vect_set_verbosity_level): Remove duplicate prototype.
12060 * tree-ssa-loop.c: Include tree-vectorizer.h.
12061 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
12063 2009-07-08 Nick Clifton <nickc@redhat.com>
12065 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
12068 2009-07-08 DJ Delorie <dj@redhat.com>
12070 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
12071 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
12072 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
12074 * config/mep/intrinsics.md: Regenerated.
12075 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
12076 registers when asm() or calls are detected.
12078 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12081 * gimplify.c (gimplify_expr): Propagate no_warning flag when
12083 * gimple (gimple_build_call_from_tree): Likewise.
12084 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
12085 no_warning flag before warning.
12087 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12089 * tree.c (set_expr_locus): Remove.
12090 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
12091 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
12093 * gimplify.c (internal_get_tmp_var): Likewise.
12094 (gimplify_call_expr): Likewise.
12095 (gimplify_one_sizepos): Likewise.
12097 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
12100 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
12101 to variables for debugging purposes.
12103 2009-06-23 Mark Loeser <mark@halcy0n.com>
12106 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
12108 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12110 * pretty-print.c (pp_base_format): Remove %J.
12111 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12112 gcc_cxxdiag_char_table): Likewise.
12113 (init_dynamic_diag_info): Likewise.
12115 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12117 * pretty-print.c (pp_base_format): Remove %H.
12118 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12119 gcc_cxxdiag_char_table): Likewise.
12120 (init_dynamic_diag_info): Likewise.
12121 * config/mep/mep.c (mep_select_section): Likewise.
12123 2009-07-07 Duncan Sands <baldrick@free.fr>
12125 * final.c (pass_clean_state): Give the pass a name.
12126 * passes.c (pass_rest_of_compilation): Likewise.
12127 * tree-optimize.c (pass_all_optimizations): Likewise.
12129 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
12131 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
12132 an extra 'decl' for error_at.
12134 2009-07-07 Jakub Jelinek <jakub@redhat.com>
12136 PR middle-end/40669
12137 * tree-tailcall.c (adjust_return_value_with_ops,
12138 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
12139 if it has complex or vector type.
12141 2009-07-07 Olivier Hainque <hainque@adacore.com>
12143 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
12146 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
12148 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
12150 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12152 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
12153 * c-decl.c: Likewise.
12154 * function.c: Likewise.
12155 * varasm.c: Likewise.
12156 * tree-ssa.c: Likewise.
12157 * c-common.c: Likewise.
12158 * tree-cfg.c: Likewise.
12159 * config/spu/spu.c: Likewise.
12160 * config/ia64/ia64.c: Likewise.
12161 * config/v850/v850.c: Likewise.
12163 2009-07-06 DJ Delorie <dj@redhat.com>
12165 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
12166 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
12167 unspecified accesses to control registers.
12168 * config/mep/intrinsics.md: Regenerate.
12169 * config/mep/intrinsics.h: Regenerate.
12170 * config/mep/mep-intrin.h: Regenerate.
12172 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12174 * c-lex.c: Replace %H by an explicit location. Update all calls.
12175 * c-common.c: Likewise.
12176 * c-decl.c: Likewise.
12177 * c-typeck.c: Likewise.
12178 * fold-const.c: Likewise.
12179 * gimplify.c: Likewise.
12180 * stmt.c: Likewise.
12181 * tree-cfg.c: Likewise.
12182 * tree-ssa-loop-niter.c: Likewise.
12183 * tree-vrp.c: Likewise.
12184 * value-prof.c: Likewise.
12186 2009-07-06 Diego Novillo <dnovillo@google.com>
12188 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
12189 if it has one. Handle cases where VAR does not have an
12190 annotation or cfun is NULL.
12192 2009-07-06 Diego Novillo <dnovillo@google.com>
12194 * tree.c: Include debug.h.
12195 (initialize_tree_contains_struct): New.
12196 (init_ttree): Call it.
12197 (tree_node_structure_for_code): Factor out of ...
12198 (tree_node_structure): ... here.
12199 * treestruct.def (TS_PHI_NODE): Remove.
12200 (TS_GIMPLE_STATEMENT): Remove.
12202 2009-07-06 Diego Novillo <dnovillo@google.com>
12204 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
12205 (debug_tree_chain): Handle cycles.
12207 2009-07-06 Nick Clifton <nickc@redhat.com>
12208 DJ Delorie <dj@redhat.com>
12210 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12211 __FMOVD_ENABLED__ is defined.
12213 (TARGET_FMOVD): Provide a default definition.
12214 (MASK_FMOVD): Likewise.
12215 (TARGET_CPU_CPP_BUILTINS): Define
12216 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12217 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12218 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
12219 (split for DF load from memory into register): Also handle
12220 MEMs which consist of REG+DISP addressing.
12221 (split for DF store from register to memory): Likewise.
12222 (movsf_ie): Always use single fp_mode.
12223 * config/sh/sh.c (sh_override_options): Do not automatically
12224 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12225 that to the -mfmovd command line switch.
12226 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
12227 (fldi_ok): Always allow.
12228 * config/sh/sh.opt (mfmovd): Remove this switch.
12229 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12231 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
12232 Kaz Kojima <kkojima@gcc.gnu.org>
12234 PR rtl-optimization/30807
12235 * postreload.c (reload_combine): For every new use of REG_SUM,
12236 record the use of BASE.
12238 2009-07-06 Jan Hubicka <jh@suse.cz>
12240 * params.def: Revert my accidental commit at 2009-06-30.
12242 2009-07-04 Ian Lance Taylor <iant@google.com>
12245 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
12247 (mingw_format_attribute_overrides): Likewise.
12249 2009-07-04 Jakub Jelinek <jakub@redhat.com>
12252 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
12253 don't check cfa.reg. Instead of cfa.indirect use
12254 fde && fde->drap_reg != INVALID_REGNUM test.
12256 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
12258 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
12260 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
12263 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
12265 2009-07-03 Richard Guenther <rguenther@suse.de>
12267 PR tree-optimization/40640
12268 * tree-switch-conversion.c (build_arrays): Perform arithmetic
12271 2009-07-03 Jan Hubicka <jh@suse.cz>
12273 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
12274 for size, reduce amount of inlining.
12276 2009-07-03 Richard Guenther <rguenther@suse.de>
12278 PR middle-end/34163
12279 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
12280 if t +- x is known to not overflow and the conversion widens the
12282 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
12284 2009-07-03 Jan Hubicka <jh@suse.cz>
12286 * ipa-pure-const.c (analyze): Update loop optimizer init.
12287 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
12288 try_remove_empty_loop, remove_empty_loops): Remove.
12289 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
12290 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
12291 to mark regular loops as neccesary.
12292 (degenerate_phi_p): New function.
12293 (propagate_necessity, remove_dead_phis): Use it.
12294 (forward_edge_to_pdom): Likewise.
12295 (eliminate_unnecessary_stmts): Take care to remove uses of results of
12296 virtual PHI nodes that became unreachable.
12297 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
12298 * tree-flow.h (remove_empty_loops): Remove.
12299 * passes.c (init_optimization_passes): Remove.
12301 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
12303 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
12304 can_create_pseudo_p.
12305 (*fix_trunc<mode>_i387_1): Ditto.
12306 (*floathi<mode>2_1): Ditto.
12307 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
12308 (*fistdi2_1): Ditto.
12309 (*fist<mode>2_1): Ditto.
12310 (frndintxf2_floor): Ditto.
12311 (*fist<mode>2_floor_1): Ditto.
12312 (frndintxf2_ceil): Ditto.
12313 (*fist<mode>2_ceil_1): Ditto.
12314 (frndintxf2_trunc): Ditto.
12315 (frndintxf2_mask_pm): Ditto.
12316 (fxam<mode>2_i387_with_temp): Ditto.
12317 * config/i386/sse.md (mulv16qi3): Ditto.
12318 (*sse2_mulv4si3): Ditto.
12320 (sse4_2_pcmpestr): Ditto.
12321 (sse4_2_pcmpistr): Ditto.
12323 2009-07-03 Jan Hubicka <jh@suse.cz>
12325 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
12326 (mark_stmt_necessary): Set it.
12327 (mark_operand_necessary): Set it.
12328 (mark_control_dependent_edges_necessary): Set it.
12329 (mark_virtual_phi_result_for_renaming): New function.
12330 (get_live_post_dom): New function.
12331 (forward_edge_to_pdom): New function.
12332 (remove_dead_stmt): Fix handling of control dependences.
12333 (tree_dce_init): Init new bitmap.
12334 (tree_dce_done): Free it.
12336 2009-07-02 Richard Guenther <rguenther@suse.de>
12339 * tree-ssa-structalias.c (new_var_info): Initialize
12342 2009-07-02 Jan Hubicka <jh@suse.cz>
12344 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
12347 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
12349 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
12350 instead of recomputing it. Adjust calls.
12351 (emit_store_flag): Adjust recursive calls.
12353 2009-07-02 Richard Guenther <rguenther@suse.de>
12355 * tree-ssa-live.c (remove_unused_locals): Do not remove
12357 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
12358 of DECL_EXTERNAL for HEAP variables.
12359 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
12360 HEAP variables. Do not adjust RESTRICT vars.
12361 (find_what_var_points_to): Nobody cares if something
12362 points to READONLY.
12364 2009-07-02 Ben Elliston <bje@au.ibm.com>
12366 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
12367 pc_low and pc_high declarations to the top of the function.
12369 2009-07-01 DJ Delorie <dj@redhat.com>
12371 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
12372 registers as fixed.
12373 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
12374 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
12375 unspecified accesses to control registers.
12376 * config/mep/intrinsics.md: Regenerate.
12377 * config/mep/intrinsics.h: Regenerate.
12378 * config/mep/mep-intrin.h: Regenerate.
12380 2009-07-01 Anthony Green <green@moxielogic.com>
12382 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
12383 instruction when possible.
12384 (moxie_expand_prologue): Ditto. Also, save an instruction and
12385 some complexity by popping off of $r12 instead of $sp.
12386 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
12389 2009-07-01 Richard Henderson <rth@redhat.com>
12392 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
12393 contained no insns, reposition note before last insn.
12395 2009-07-01 Richard Henderson <rth@redhat.com>
12398 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
12399 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
12401 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12404 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
12405 darwin9 for printing reg addresses with %y.
12407 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12409 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
12410 truncation from operands in binary operations.
12412 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12415 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12416 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12417 subreg of op0 to the original op0.
12419 * expmed.c (store_bit_field_1): Use a temporary as the destination
12420 instead of a paradoxical subreg when we need to truncate the result.
12422 2009-07-01 DJ Delorie <dj@redhat.com>
12424 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
12425 names to VLIW variants.
12426 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
12427 * config/mep/intrinsics.md: Regenerate.
12428 * config/mep/intrinsics.h: Regenerate.
12429 * config/mep/mep-intrin.h: Regenerate.
12431 2009-07-01 Jakub Jelinek <jakub@redhat.com>
12434 * jump.c (returnjump_p): Revert last patch.
12435 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
12437 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12440 * pa.md (casesi32p): Use jump table label to determine the offset
12442 (casesi64p): Likewise.
12444 * pa.c (forward_branch_p): Return bool type. Use instruction
12445 addresses when available. Assert that INSN has a jump label.
12446 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
12449 2009-07-01 Richard Guenther <rguenther@suse.de>
12451 PR tree-optimization/19831
12452 * tree-ssa-dce.c (propagate_necessity): Calls to functions
12453 that only act as barriers do not make any previous stores necessary.
12454 * tree-ssa-structalias.c (handle_lhs_call): Delay making
12455 HEAP variables global, do not add a constraint from nonlocal.
12456 (find_func_aliases): Handle escapes through return statements.
12457 (compute_points_to_sets): Make escaped HEAP variables global.
12459 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12462 * expmed.c (emit_store_flag): Perform a conversion if necessary,
12463 after reducing a DImode cstore to SImode.
12465 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12467 * expr.c (expand_expr_real_1): Reinstate fallthrough to
12468 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
12470 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
12472 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
12473 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
12475 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
12476 and umod_optab if TARGET_BSD_DIVMOD.
12477 * config/vax/lib1funcs.asm: New file.
12478 * config/vax/t-linux: New file.
12479 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
12481 2009-06-30 Jakub Jelinek <jakub@redhat.com>
12484 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
12485 to type arguments that have void type.
12488 * dwarf2out.c (gen_formal_parameter_die): Call
12489 equate_decl_number_to_die if node is different from origin.
12491 2009-06-30 Anthony Green <green@moxielogic.com>
12493 Clean up moxie port for --enable-build-with-cxx.
12494 * config/moxie/moxie.c (moxie_function_value): First two
12495 parameters are const_tree, not tree.
12496 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
12497 (REG_CLASS_NAMES): Ditto.
12498 (REGNO_REG_CLASS): Ditto.
12499 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
12500 (moxie_function_value): Fix constyness of arguments.
12502 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
12504 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
12505 finalize_size_functions before further processing.
12506 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
12507 (variable_size): Call self_referential_size on size expressions
12508 that contain a PLACEHOLDER_EXPR.
12509 (size_functions): New static variable.
12510 (copy_self_referential_tree_r): New static function.
12511 (self_referential_size): Likewise.
12512 (finalize_size_functions): New global function.
12513 * tree.c: Include tree-inline.h.
12514 (push_without_duplicates): New static function.
12515 (find_placeholder_in_expr): New global function.
12516 (substitute_in_expr) <tcc_declaration>: Return the replacement object
12518 <tcc_expression>: Likewise.
12519 <tcc_vl_exp>: If the replacement object is a constant, try to inline
12520 the call in the expression.
12521 * tree.h (finalize_size_functions): Declare.
12522 (find_placeholder_in_expr): Likewise.
12523 (FIND_PLACEHOLDER_IN_EXPR): New macro.
12524 (substitute_placeholder_in_expr): Update comment.
12525 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
12527 (copy_tree_body_r): Likewise.
12528 (copy_tree_body): New static function.
12529 (maybe_inline_call_in_expr): New global function.
12530 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
12531 (maybe_inline_call_in_expr): Declare.
12532 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
12533 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
12536 2009-06-30 Richard Guenther <rguenther@suse.de>
12538 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
12540 (propagate_necessity): Do not mark reaching defs of stores
12543 2009-06-30 Jan Hubicka <jh@suse.cz>
12545 * cfgloopanal.c (check_irred): Move into ...
12546 (mark_irreducible_loops): ... here; return true if ireducible
12548 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
12549 (analyze_function): Try to prove loop finiteness.
12550 * cfgloop.h (mark_irreducible_loops): Update prototype.
12551 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
12553 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
12555 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
12557 2009-06-30 Ira Rosen <irar@il.ibm.com>
12559 PR tree-optimization/40542
12560 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
12563 2009-06-30 Martin Jambor <mjambor@suse.cz>
12565 PR tree-optimization/40582
12566 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
12567 than useless_type_conversion_p.
12568 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
12571 2009-06-30 Martin Jambor <mjambor@suse.cz>
12573 PR middle-end/40554
12574 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
12576 2009-06-30 Richard Guenther <rguenther@suse.de>
12578 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
12579 use ao_ref references.
12580 (walk_aliased_vdefs): Likewise.
12581 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
12582 * tree-ssa-dce.c (struct ref_data): Remove.
12583 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
12584 (mark_aliased_reaching_defs_necessary): Adjust.
12585 (mark_all_reaching_defs_necessary_1): Likewise.
12587 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
12590 * expmed.c (emit_cstore): New name of emit_store_flag_1.
12591 (emit_store_flag_1): Extract from emit_store_flag, adjust
12592 calls to (what now is) emit_cstore.
12593 (emit_store_flag): Call emit_store_flag_1 and also use it
12594 for what used to be recursive calls.
12596 2009-06-30 Wei Guozhi <carrot@google.com>
12599 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
12600 if the target bb post dominates from bb.
12601 * config/i386/i386.c (memory_address_length): Check existence of base
12602 register before using it.
12604 2009-06-30 Nick Clifton <nickc@redhat.com>
12605 DJ Delorie <dj@redhat.com>
12607 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12608 __FMOVD_ENABLED__ is defined.
12610 (TARGET_FMOVD): Provide a default definition.
12611 (MASK_FMOVD): Likewise.
12612 (TARGET_CPU_CPP_BUILTINS): Define
12613 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12614 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12615 two fmov instructions depending upon whether TARGET_FMOVD is
12617 (split for DF load from memory into register): Also handle
12618 MEMs which consist of REG+DISP addressing.
12619 (split for DF store from register to memory): Likewise.
12620 * config/sh/sh.opt (mfmovd): Remove this switch.
12621 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12622 * config/sh/sh.c (sh_override_options): Do not automatically
12623 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12624 that to the -mfmovd command line switch.
12626 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
12628 (fldi_ok): Always allow.
12629 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
12631 2009-06-29 DJ Delorie <dj@redhat.com>
12633 * doc/install.texi (mep-x-elf): Correct chip's full name.
12635 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
12637 * doc/extend.texi: Fix typo.
12639 2009-06-29 Tom Tromey <tromey@redhat.com>
12641 * dwarf2.h: Remove.
12642 * Makefile.in (DWARF2_H): New variable.
12643 (except.o): Use it.
12644 (dwarf2out.o): Likewise.
12645 (dwarf2asm.o): Likewise.
12646 * config/i386/t-i386: Use DWARF2_H.
12647 * except.c: Include elf/dwarf2.h.
12648 * unwind-dw2.c: Include elf/dwarf2.h.
12649 * dwarf2out.c: Include elf/dwarf2.h.
12650 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
12651 <dtprel>: New field.
12652 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
12653 (size_of_loc_descr): Likewise.
12654 (output_loc_operands_raw): Likewise.
12655 (output_loc_operands): Handle new dtprel field.
12656 (loc_checksum): Update.
12657 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
12658 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
12659 * unwind-dw2-fde.c: Include elf/dwarf2.h.
12660 * dwarf2asm.c: Include elf/dwarf2.h.
12661 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
12662 * config/mmix/mmix.c: Include elf/dwarf2.h.
12663 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
12664 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
12665 * config/sh/sh.c: Include elf/dwarf2.h.
12666 * config/i386/i386.c: Include elf/dwarf2.h.
12668 2009-06-29 DJ Delorie <dj@redhat.com>
12670 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
12672 * doc/extend.texi: Add MeP attributes and pragmas.
12673 * doc/invoke.text: Add MeP Options.
12674 * doc/contrib.texi: Add MeP contribution.
12675 * doc/md.texi: Add MeP constraints.
12676 * doc/install.texi: Add MeP target.
12678 2009-06-30 Anatoly Sokolov <aesok@post.ru>
12680 * target.h (struct gcc_target): Add frame_pointer_required field.
12681 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
12682 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
12683 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
12685 * reload1.c (update_eliminables): (Ditto.).
12686 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
12687 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
12688 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
12690 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
12692 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
12693 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12694 (arm_frame_pointer_required): New function.
12696 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
12697 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12698 (avr_frame_pointer_required_p): Declare as static.
12699 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
12701 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
12702 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12703 (bfin_frame_pointer_required): Make as static, change return type
12705 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
12707 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
12708 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12709 (cris_frame_pointer_required): New function.
12711 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
12713 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
12714 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12715 (fr30_frame_pointer_required): New function.
12717 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
12718 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12719 (frv_frame_pointer_required): Make as static, change return type
12721 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
12723 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
12724 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12725 (ix86_frame_pointer_required): Make as static, change return type to
12727 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
12729 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
12730 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12732 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
12734 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
12736 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
12738 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
12739 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12740 (mips_frame_pointer_required): Make as static.
12741 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
12743 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
12744 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12745 (mmix_frame_pointer_required): Mew function.
12747 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
12748 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12750 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
12752 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
12754 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
12756 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
12757 (CAN_ELIMINATE): Redefine.
12758 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12759 (sparc_frame_pointer_required): New function.
12760 (sparc_can_eliminate): New function.
12761 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
12763 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
12764 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12766 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
12767 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12768 (xtensa_frame_pointer_required): Make as static, change return type
12770 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
12773 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
12775 * doc/plugins.texi: Document PLUGIN_START_UNIT.
12776 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
12777 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
12778 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
12779 (register_callback): Handle PLUGIN_START_UNIT.
12780 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
12782 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
12784 * tree.c (process_call_operands): Propagate TREE_READONLY from the
12786 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
12787 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
12789 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
12791 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
12794 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
12796 * doc/extend.texi (Additional Floating Types): __float128 is also
12797 supported on i386 targets.
12799 2009-06-29 Richard Guenther <rguenther@suse.de>
12801 PR middle-end/14187
12802 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
12804 (pt_solutions_same_restrict_base): Declare.
12805 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
12807 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
12808 (make_constraint_from, make_copy_constraint): Move earlier.
12809 (make_constraint_from_heapvar): New function.
12810 (make_constraint_from_restrict): Likewise.
12811 (handle_lhs_call): Use it.
12812 (find_func_aliases): Use it to track conversions to restrict
12813 qualified pointers.
12814 (struct fieldoff): Add only_restrict_pointers flag.
12815 (push_fields_onto_fieldstack): Initialize it.
12816 (create_variable_info_for): Track global restrict qualified pointers.
12817 (intra_create_variable_infos): Use make_constraint_from_heapvar.
12818 Track restrict qualified pointer arguments.
12819 (set_uids_in_ptset): Use varinfo is_global_var flag.
12820 (find_what_var_points_to): Set the vars_contains_restrict flag.
12821 Always create the points-to solution for sets including restrict tags.
12822 (pt_solutions_same_restrict_base): New function.
12823 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
12824 qualified pointers use pt_solutions_same_restrict_base as
12825 additional source for disambiguation.
12827 2009-06-29 Richard Guenther <rguenther@suse.de>
12829 PR middle-end/38212
12830 * alias.c (find_base_decl): Remove.
12831 (get_deref_alias_set_1): Remove restrict handling.
12832 * c-common.c (c_apply_type_quals_to_decl): Do not set
12833 DECL_POINTER_ALIAS_SET.
12834 * gimplify.c (find_single_pointer_decl_1): Remove.
12835 (find_single_pointer_decl): Likewise.
12836 (internal_get_tmp_var): Remove restrict handling.
12837 (gimple_regimplify_operands): Likewise.
12838 * omp-low.c (expand_omp_atomic_pipeline): Do not set
12839 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
12840 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
12841 * tree.c (restrict_base_for_decl): Remove.
12842 (init_ttree): Do not allocate it.
12843 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
12844 LABEL_DECL_UID for label decls.
12845 (copy_node_stat): Do not copy restrict information.
12846 (decl_restrict_base_lookup): Remove.
12847 (decl_restrict_base_insert): Likewise.
12848 (print_restrict_base_statistics): Likewise.
12849 (dump_tree_statistics): Do not call print_restrict_base_statistics.
12850 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
12851 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
12852 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
12853 (LABEL_DECL_UID): Adjust.
12854 (DECL_BASED_ON_RESTRICT_P): Remove.
12855 (DECL_GET_RESTRICT_BASE): Likewise.
12856 (SET_DECL_RESTRICT_BASE): Likewise.
12857 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
12859 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
12860 instead of DECL_POINTER_ALIAS_SET.
12861 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12862 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
12863 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
12865 2009-06-29 Richard Guenther <rguenther@suse.de>
12867 PR tree-optimization/40579
12868 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
12869 the IL to simplify has constants that overflowed.
12871 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
12873 PR tree-optimization/40550
12874 * tree-vect-generic.c (expand_vector_operations_1): Compute in
12875 vector_compute_type only when the size of vector_compute_type is
12876 less than the size of type.
12878 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
12880 * fold-const.c (contains_label_1): Fix comments.
12881 (contains_label_p): Do not walk trees multiple time.
12883 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12885 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
12886 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
12887 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
12888 ix86_fp_comparison_operator.
12889 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
12890 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
12891 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
12892 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
12893 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
12894 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
12895 (related splits): Change predicate to ix86_fp_comparison_operator.
12896 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
12897 instead of ix86_fp_comparison_codes.
12898 (ix86_trivial_fp_comparison_operator,
12899 ix86_fp_comparison_operator): New.
12900 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
12901 (ix86_expand_compare): Eliminate last two parameters.
12902 (ix86_fp_jump_nontrivial_p): Kill.
12903 * config/i386/i386.c (put_condition_code): Eliminate call to
12904 ix86_fp_comparison_codes and subsequent assertion.
12905 (ix86_fp_comparison_codes): Eliminate.
12906 (ix86_fp_swap_condition): New.
12907 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
12908 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
12909 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
12910 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
12911 and ix86_fp_swap_condition.
12912 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
12913 Use ix86_fp_comparison_strategy.
12914 (ix86_expand_compare): Likewise. Eliminate last two arguments.
12915 (ix86_fp_jump_nontrivial_p): Eliminate.
12916 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
12917 call to ix86_expand_compare.
12918 (ix86_split_fp_branch, ix86_expand_setcc,
12919 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
12920 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
12922 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12924 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
12925 related to jump_clobbers.
12926 * config/arm/arm.md (conds): Remove jump_clob case.
12927 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
12928 splits): Change comparison_operator to arm_comparison_operator.
12929 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
12932 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12934 * dojump.c (do_compare_rtx_and_jump): Try swapping the
12935 condition for floating point modes.
12936 * expmed.c (emit_store_flag_1): Move here a bigger part
12937 of emit_store_flag.
12938 (emit_store_flag): Try swapping the condition for floating point
12940 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
12942 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12944 * expr.c (expand_expr_real_1): Just use do_store_flag.
12945 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
12946 emit_store_flag_force.
12947 * expmed.c (emit_store_flag_force): Copy here trick
12948 previously in expand_expr_real_1. Try reversing the comparison.
12949 (emit_store_flag_1): Work if target is NULL.
12950 (emit_store_flag): Work if target is NULL, using the result mode
12951 from the comparison. Use split_comparison, restructure final part
12952 to simplify conditionals.
12954 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12956 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
12957 * dojump.c (do_jump): Change handling of floating-point
12958 ops to use just do_compare_and_jump.
12959 (split_comparison): New.
12960 (do_compare_rtx_and_jump): Add here logic coming previously
12961 in do_jump, using split_comparison.
12963 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
12966 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
12968 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12970 * tree-ssa-alias.c: Fix unintentional commit.
12972 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12974 * passes.c (execute_one_pass): Fix unintentional commit.
12976 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12978 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12979 (df_rd_local_compute, df_md_local_compute): Inline them.
12981 (df_md_scratch): New.
12982 (df_md_alloc, df_md_free): Allocate/free it.
12983 (df_md_local_compute): Only include live registers in init.
12984 (df_md_transfer_function): Prune the in-set computed by
12985 the confluence function, and the gen-set too.
12987 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12989 PR rtl-optimization/26854
12990 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12991 * df-problems.c (df_rd_add_problem): Fix comment.
12992 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12993 df_md_simulate_artificial_defs_at_top,
12994 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12995 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12996 df_md_transfer_function, df_md_init, df_md_confluence_0,
12997 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12998 problem_MD, df_md_add_problem): New.
12999 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13000 df_md_get_bb_info): New.
13001 (DF_LAST_PROBLEM_PLUS1): Adjust.
13003 * Makefile.in (fwprop.o): Include domwalk.h.
13004 * fwprop.c: Include domwalk.h.
13005 (reg_defs, reg_defs_stack): New.
13006 (bitmap_only_bit_between): Remove.
13007 (process_defs): New.
13008 (process_uses): Use reg_defs and local_md instead of
13009 bitmap_only_bit_between and local_rd.
13010 (single_def_use_enter_block): New, from build_single_def_use_links.
13011 (single_def_use_leave_block): New.
13012 (build_single_def_use_links): Remove code moved to
13013 single_def_use_enter_block, invoke domwalk.
13014 (use_killed_between): Adjust comment.
13016 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13018 * bitmap.h (bitmap_ior_and_into): New.
13019 * bitmap.c (bitmap_ior_and_into): New.
13021 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13023 * domwalk.h (struct dom_walk_data): Remove all callbacks except
13024 before_dom_children_before_stmts and after_dom_children_after_stmts.
13025 Rename the two remaining callbacks to just before_dom_children and
13026 after_dom_children. Remove other GIMPLE statement walking bits.
13027 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
13028 * graphite.c: Do not include domwalk.h.
13029 * tree-into-ssa.c (interesting_blocks): New global.
13030 (struct mark_def_sites_global_data): Remove it and names_to_rename.
13031 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
13032 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
13033 now that they're not domwalk callbacks.
13034 (rewrite_initialize_block): Rename to...
13035 (rewrite_enter_block): ... this, place after called functions. Test
13036 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
13037 (rewrite_finalize_block): Rename to...
13038 (rewrite_leave_block): ... this, place after called functions.
13039 (rewrite_update_init_block): Rename to...
13040 (rewrite_update_enter_block): ... this, place after called functions.
13041 Test interesting_blocks, call rewrite_update_stmt and
13042 rewrite_update_phi_arguments.
13043 (rewrite_update_fini_block): Rename to...
13044 (rewrite_leave_block): ... this, place after called functions.
13045 (rewrite_blocks): Remove last argument, simplify initialization of
13047 (mark_def_sites_initialize_block): Rename to...
13048 (mark_def_sites_block): ... this, call mark_def_sites.
13049 (mark_def_sites_blocks): Remove argument, simplify initialization of
13051 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
13052 (update_ssa): Likewise.
13053 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
13055 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
13056 (dom_opt_initialize_block): Rename to...
13057 (dom_opt_enter_block): ... this, place after called functions. Walk
13058 statements here, inline propagate_to_outgoing_edges.
13059 (dom_opt_finalize_block): Rename to...
13060 (dom_opt_leave_block): ... this, place after called functions.
13061 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
13063 (dse_enter_block, dse_record_phi): New.
13064 (dse_record_phis): Delete.
13065 (dse_finalize_block): Rename to...
13066 (dse_leave_block): ... this.
13067 (tree_ssa_dse): Simplify initialization of walk_data.
13068 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
13069 Adjust initialization of walk_data.
13070 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
13071 * tree-ssa-loop-phiopt.c (get_non_trapping):
13072 Adjust initialization of walk_data.
13073 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
13074 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
13075 it's not a domwalk callback.
13076 (uncprop_initialize_block): Rename to...
13077 (dse_enter_block): ... this, call uncprop_into_successor_phis.
13078 (dse_finalize_block): Rename to...
13079 (dse_leave_block): ... this.
13080 (tree_ssa_uncprop): Simplify initialization of walk_data.
13081 * Makefile.in: Adjust dependencies.
13083 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
13085 * arm.md (casesi): Fix test for Thumb1.
13086 (thumb1_casesi_internal_pic): Likewise.
13087 (thumb1_casesi_dispatch): Likewise.
13089 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
13091 * config/arm/arm-cores.def: Added core cortex-m0.
13092 * config/arm/arm-tune.md: Regenerated.
13093 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
13095 2009-06-26 DJ Delorie <dj@redhat.com>
13097 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
13099 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
13100 the scheduler doesn't tag jump insns.
13102 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
13104 * c-decl.c (merge_decls): Re-indent.
13106 2009-06-26 Janis Johnson <janis187@us.ibm.com>
13109 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
13110 Special-case decimal float constants.
13112 2009-06-26 Richard Henderson <rth@redhat.com>
13114 * function.h (struct function): Add cannot_be_copied_reason,
13115 and cannot_be_copied_set.
13116 * tree-inline.c (has_label_address_in_static_1): Rename from
13117 inline_forbidden_p_2; don't set inline_forbidden_reason here.
13118 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
13119 don't set inline_forbidden_reason.
13120 (copy_forbidden): New function, split out of inline_forbidden_p.
13121 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
13122 (inline_forbidden_p): Use copy_forbidden.
13123 (tree_versionable_function_p): Likewise.
13124 (inlinable_function_p): Merge into tree_inlinable_function_p.
13125 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
13126 * ipa-cp.c (ipcp_versionable_function_p): New function.
13127 (ipcp_cloning_candidate_p): Use it.
13128 (ipcp_node_modifiable_p): Likewise.
13130 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
13132 * builtins.c (expand_builtin_alloca): Handle builtin alloca
13133 that is marked not to be inlined. Remove flag_mudflap use.
13134 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
13135 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
13137 2009-06-26 Steve Ellcey <sje@cup.hp.com>
13140 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
13141 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
13143 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
13145 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
13147 (__mingwthr_remove_key_dtor): Likewise.
13149 2009-06-26 Richard Guenther <rguenther@suse.de>
13151 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
13153 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
13155 PR middle-end/40525
13156 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
13157 try the non-cond_exec path also.
13159 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13162 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
13163 (output_cbranch): Use new functions.
13164 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
13167 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
13168 Pat Haugen <pthaugen@us.ibm.com>
13169 Revital Eres <ERES@il.ibm.com>
13171 * config/rs6000/rs6000.c (print_operand): Correct lossage message
13172 for %c error. Add %x support to print VSX registers as a unified
13173 register set, instead of separate float and altivec registers.
13174 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
13175 %y case, and add support for VSX pre-modify addresses.
13176 (output_toc): Add assert for CONST containing an integer constant
13178 (rs6000_adjust_cost): Add POWER7 support.
13179 (insn_must_be_first_in_group): Ditto.
13180 (insn_must_be_last_in_group): Ditto.
13181 (rs6000_emit_popcount): Ditto.
13182 (rs6000_vector_mode_supported_p): Ditto.
13184 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
13185 Change some of the functions called by macros to being called
13186 through a pointer, so debug functions can be inserted if
13187 -mdebug=addr or -mdebug=cost.
13188 (rs6000_preferred_reload_class_ptr): Ditto.
13189 (rs6000_secondary_reload_class_ptr): Ditto.
13190 (rs6000_secondary_memory_needed_ptr): Ditto.
13191 (rs6000_cannot_change_mode_class_ptr): Ditto.
13192 (rs6000_secondary_reload_inner): Ditto.
13193 (rs6000_legitimize_reload_address): Ditto.
13194 (rs6000_legitimize_reload_address_ptr): Ditto.
13195 (rs6000_mode_dependent_address): Ditto.
13196 (rs6000_mode_dependent_address_ptr): Ditto.
13198 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
13199 function to return true if the mode allows reg + integer
13201 (virtual_stack_registers_memory_p): New function to return true if
13202 the address refers to a virtual stack register.
13203 (rs6000_legitimate_offset_address_p): Move code to say whether a
13204 mode supports reg+int addressing to reg_offset_addressing_ok_p and
13206 (rs6000_legitimate_address_p): Add checks for modes that only can
13207 do reg+reg addressing. Start adding VSX support.
13208 (rs6000_legitimize_reload_address): Ditto.
13209 (rs6000_legitimize_address): Ditto.
13210 (rs6000_debug_legitimate_address_p): New debug functions for
13211 -mdebug=addr and -mdebug=cost.
13212 (rs6000_debug_rtx_costs): Ditto.
13213 (rs6000_debug_address_costs): Ditto.
13214 (rs6000_debug_adjust_cost): Ditto.
13215 (rs6000_debug_legitimize_address): Ditto.
13216 (rs6000_legitimize_reload_address_ptr): Point to call normal
13217 function or debug function. Make functions called via pointer
13219 (rs6000_mode_dependent_address_ptr): Ditto.
13220 (rs6000_secondary_reload_class_ptr): Ditto.
13221 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
13222 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
13223 into a friendlier error.
13224 (rs6000_init_builtins): Add initial VSX support.
13225 (rs6000_adjust_cost): Fix some spacing issues.
13227 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
13228 (REG_CLASS_NAMES): Ditto.
13229 (REG_CLASS_CONTENTS): Ditto.
13230 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
13231 pointer, to add -mdebug=addr support.
13232 (CANNOT_CHANGE_MODE_CLASS): Ditto.
13233 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
13234 -mdebug=addr support.
13235 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
13236 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
13237 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
13239 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
13241 (bswapsi*): Set attribute types for load/store. Add combiner
13242 patterns to eliminate zero extend on 64-bit.
13243 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
13244 stdbrx if the hardware supports those instructions.
13246 2009-06-25 Ian Lance Taylor <iant@google.com>
13248 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
13249 (Link Options): Document -static-libstdc++.
13251 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13254 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
13255 DATA_ALIGNMENT instead.
13257 2009-06-25 Richard Guenther <rguenther@suse.de>
13259 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
13260 indirect references against the callused/escaped solutions.
13261 (call_may_clobber_ref_p_1): Likewise.
13263 2009-06-25 Martin Jambor <mjambor@suse.cz>
13265 PR tree-optimization/40493
13266 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
13267 (enum unscalarized_data_handling): New type.
13268 (handle_unscalarized_data_in_subtree): Return what has been done.
13269 (load_assign_lhs_subreplacements): Handle left flushes differently.
13270 (sra_modify_assign): Use unscalarized_data_handling, simplified
13271 condition determining whether to remove the statement.
13273 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
13275 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
13276 excerpt - @ should be doubled for texinfo.
13278 2009-06-24 Ian Lance Taylor <iant@google.com>
13280 * config/arc/arc.c: Include "df.h".
13281 (arc_attribute_table): Make static. Move higher in file.
13282 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
13283 (output_shift): Initialize n later to avoid warning.
13284 * config/arm/arm.c (arm_attribute_table): Make static. Move
13286 * config/avr/avr.c (avr_attribute_table): Make static. Move
13288 (reg_class_tab): Change array type from int to enum reg_class.
13289 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
13291 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
13292 (lshrhi3_out): Likewise.
13293 (class_likely_spilled_p): Change return type to bool.
13294 (avr_rtx_costs): Use local code variable with enum type.
13295 * config/avr/avr.md (movmemhi): Use add_reg_note.
13296 (andhi3, andsi3): Don't use AS2 with "and".
13297 (iorhi3, iorsi3): Don't use AS2 with "or".
13298 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
13299 * config/crx/crx.c: Include "df.h".
13300 (crx_attribute_table): Make static.
13301 * config/m32r/m32r.c: Include "df.h".
13302 (m32r_attribute_table): Make static. Move higher in file.
13303 (pop): Use add_reg_note.
13304 (block_move_call): Change 0 to LCT_NORMAL in function call.
13305 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
13306 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
13307 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
13308 declare, not just when TREE_CODE is defined.
13309 * config/m68hc11/m68hc11.c: Include "expr.h".
13310 (m68hc11_attribute_table): Make static. Move higher in file.
13311 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
13313 (m68hc11_register_indirect_p): Likewise.
13314 (m68hc11_function_arg_padding): Change return type to enum
13316 (emit_move_after_reload): Use add_reg_note.
13317 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
13318 (m68hc11_split_logical): Likewise.
13319 (m68hc11_rtx_costs): Add local code_and outer_code variables with
13321 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
13322 to VOIDmode in function call.
13323 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
13325 (m68hc11_split_logical): Update declaration.
13326 (m68hc11_function_arg_padding): Update declaration.
13327 * config/mcore/mcore.c (regno_reg_class): Change form array of int
13328 to array of enum reg_class.
13329 (mcore_attribute_table): Make static. Move higher in file.
13330 (mcore_rtx_costs): Add cast to enum type.
13331 * config/mcore/mcore.h (regno_reg_class): Update declaration.
13332 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
13333 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
13335 * config/sh/predicates.md (trapping_target_operand): Rename and to
13337 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
13339 * config/spu/spu.c (spu_attribute_table): Make static. Move
13341 * config/v850/v850.c (v850_attribute_table): Make static. Move
13343 (v850_rtx_costs): Use local code with enum type.
13344 (expand_epilogue): Add cast.
13345 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
13347 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
13350 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
13351 -m2a-single-only and -m2a-nofpu.
13352 * config/sh/sh.opt: Document m2a generates FPU code.
13354 2009-06-24 Anatoly Sokolov <aesok@post.ru>
13356 * defaults.h (CAN_ELIMINATE): Provide default.
13357 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
13358 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
13359 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
13360 * config/spu/spu.h (CAN_ELIMINATE): Delete.
13361 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
13362 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
13363 * config/cris/cris.h (CAN_ELIMINATE): Delete.
13364 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
13365 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
13366 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
13368 2009-06-24 DJ Delorie <dj@redhat.com>
13370 * mep-ext-cop.cpu: Fix copyright notice.
13371 * mep-default: Fix copyright notice.
13372 * mep-core: Fix copyright notice.
13373 * mep: Fix copyright notice.
13374 * mep-ivc2: Fix copyright notice.
13375 * mep-c5: Fix copyright notice.
13377 2009-06-24 Denis Chertykov <chertykov@gmail.com>
13379 * doc/contrib.texi (Contributors):
13381 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
13383 PR middle-end/40501
13384 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
13385 src and dst operands if necessary.
13387 2009-06-23 DJ Delorie <dj@redhat.com>
13390 * config.gcc: Add mep support.
13391 * recog.c: Resurrect validate_replace_rtx_subexp().
13392 * recog.h: Likewise.
13393 * config/mep/: Add new port:
13394 * config/mep/constraints.md: New file.
13395 * config/mep/default.h: New file.
13396 * config/mep/intrinsics.h: New file.
13397 * config/mep/intrinsics.md: New file.
13398 * config/mep/ivc2-template.h: New file.
13399 * config/mep/mep-c5.cpu: New file.
13400 * config/mep/mep-core.cpu: New file.
13401 * config/mep/mep-default.cpu: New file.
13402 * config/mep/mep-ext-cop.cpu: New file.
13403 * config/mep/mep-intrin.h: New file.
13404 * config/mep/mep-ivc2.cpu: New file.
13405 * config/mep/mep-lib1.asm: New file.
13406 * config/mep/mep-lib2.c: New file.
13407 * config/mep/mep-pragma.c: New file.
13408 * config/mep/mep-protos.h: New file.
13409 * config/mep/mep-tramp.c: New file.
13410 * config/mep/mep.c: New file.
13411 * config/mep/mep.cpu: New file.
13412 * config/mep/mep.h: New file.
13413 * config/mep/mep.md: New file.
13414 * config/mep/mep.opt: New file.
13415 * config/mep/predicates.md: New file.
13416 * config/mep/t-mep: New file.
13418 2009-06-23 Ian Lance Taylor <iant@google.com>
13420 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
13421 from loose_warn into c_loose_warn and from strict_warn into
13422 c_strict_warn. Set and substitute warn_cxxflags. Check for
13423 --enable-build-with-cxx. Set and substitute
13424 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
13425 * Makefile.in (CXXFLAGS): New variable.
13426 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
13427 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
13428 the default is the same as $(STRICT_WARN).
13429 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
13430 (CXX): New variable.
13431 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
13432 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
13433 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
13434 (HOST_LIBS): New variable.
13435 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
13436 (ALL_CXXFLAGS): New variable.
13437 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
13438 * doc/install.texi (Configuration): Document
13439 --enable-build-with-cxx, --with-stage1-ldflags,
13440 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
13441 * configure: Rebuild.
13443 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13445 * config/arm/arm.c (arm_override_options): Fix braces and formatting
13446 from previous commit.
13448 2009-06-23 Ian Lance Taylor <iant@google.com>
13450 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
13452 2009-06-23 Ian Lance Taylor <iant@google.com>
13454 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
13455 with ATTRIBUTE_UNUSED.
13457 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13458 Pat Haugen <pthaugen@us.ibm.com>
13459 Revital Eres <eres@il.ibm.com>
13461 * config.in (HAVE_AS_POPCNTD): Add default definition.
13462 (HAVE_AS_LWSYNC): Ditto.
13464 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
13466 (gcc_cv_as_powerpc_cmpb): Ditto.
13467 (gcc_cv_as_powerpc_dfp): Ditto.
13468 (gcc_cv_as_powerpc_vsx): Ditto.
13469 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
13470 supporting the popcntd/lwsync instructions.
13471 (gcc_cv_as_powerpc_lwsync): Ditto.
13472 * configure: Regenerate.
13474 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
13475 -mcpu=native and -mcpu=power7.
13476 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
13478 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
13479 a variable instead of a mask to reduce the number of mask bits.
13480 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
13481 (-mbit-word): Ditto.
13482 (-mregnames): Ditto.
13483 * config/rs6000/rs6000.opt (-mupdate): Ditto.
13484 (-mfused-madd): Ditto.
13486 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
13488 (-mvsx): New switch for VSX instructions.
13489 (-misel): Move from a variable to a mask to allow it to be set by
13492 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
13493 function declaration to an array declaration.
13494 (rs6000_hard_regno_nregs): New external array declaration.
13496 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
13497 files included by rs6000.md.
13499 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
13500 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
13502 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
13504 (rs6000_debug_reg): New -mdebug= variables.
13505 (rs6000_debug_addr): Ditto.
13506 (rs6000_debug_cost): Ditto.
13507 (rs6000_pmode): New variable to hold Pmode.
13508 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
13509 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
13510 calculated at compiler start.
13511 (rs6000_hard_regno_nregs): Change function to an array which holds
13512 HARD_REGNO_NREGS calculated at compiler start.
13513 (rs6000_explicit_options): Delete isel field.
13514 (rs6000_vector_unit): New array to hold which vector unit
13515 supports arithmetic options for a given type.
13516 (rs6000_vector_mem): New array to hold which vector unit supports
13517 memory reference operations for a given type.
13518 (rs6000_vector_align): New array to given the alignment of each
13520 (power7_cost): New basic costs for power7.
13521 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
13522 (rs6000_hard_regno_nregs_internal): New function, moved from
13523 HARD_REGNO_NREGS, to calculate the number of registers each hard
13524 register takes for each type.
13525 (rs6000_debug_reg_print): New function for -mdebug=reg support.
13526 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
13527 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
13528 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
13529 unit information here so it is calculated once at compiler startup
13531 (rs6000_override_options): Make -misel a target mask. Add more
13532 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
13533 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
13535 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
13536 (rs6000_handle_option): Move -misel from variable to target mask.
13537 (rs6000_builtin_mask_for_load): Add VSX support.
13538 (rs6000_conditional_register_usage): Ditto.
13539 (USE_ALTIVEC_FOR_ARG_P): Ditto.
13540 (function_arg_boundary): Ditto.
13541 (rs6000_expand_builtin): Ditto.
13542 (def_builtin): Make abort message a little friendlier.
13543 (rs6000_emit_int_cmove): Add support for 64-bit isel.
13545 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
13546 assembler support the popcntd instruction instead of a vsx
13547 instruction to enable power7 support.
13548 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
13549 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
13550 option to the assembler if -mcpu=native.
13551 (ASM_CPU_NATIVE_SPEC): Ditto.
13552 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
13554 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
13555 the lwsync instruction.
13556 (enum processor_type): Add PROCESSOR_POWER7.
13557 (rs6000_debug_reg): New -mdebug= options.
13558 (rs6000_debug_addr): Ditto.
13559 (rs6000_debug_cost): Ditto.
13560 (rs6000_isel): Delete.
13561 (enum rs6000_vector): New enum to say what vector unit we have.
13562 (VECTOR_UNIT_*): New macros to say which vector unit has
13563 arithmetic operations for a given type.
13564 (VECTOR_MEM_*): New macros to say which vector unit has memory
13565 operations for a given type.
13566 (TARGET_LDBRX): Whether the machine supports the ldbrx
13568 (TARGET_ISEL): Delete, -misel moved to be a mask.
13569 (TARGET_ISEL64): New macro for 64-bit isel support.
13570 (UNITS_PER_VSX_WORD): New macro.
13571 (POINTER_SIZE): Move to be an external variable, rather than
13572 calculating whether we are generating 32 ot 64-bit code.
13574 (STACK_BOUNDARY): Add VSX support.
13575 (LOCAL_ALIGNMENT): Ditto.
13576 (SLOW_UNALIGNED_ACCESS): Ditto.
13577 (VSX_REGNO_P): New macro for VSX support.
13578 (VFLOAT_REGNO_P): Ditto.
13579 (VINT_REGNO_P): Ditto.
13580 (VLOGICAL_REGNO_P): Ditto.
13581 (VSX_VECTOR_MODE): Ditto.
13582 (VSX_SCALAR_MODE): Ditto.
13584 (VSX_MOVE_MODE): Ditto.
13585 (VSX_REG_CLASS_P): Ditto.
13586 (HARD_REGNO_NREGS): Instead of calling a function, use an array
13588 (UNITS_PER_SIMD_WORD): Add VSX support.
13589 (MODES_TIEABLE_P): Ditto.
13590 (STARTING_FRAME_OFFSET): Ditto.
13591 (STACK_DYNAMIC_OFFSET): Ditto.
13592 (EPILOGUE_USES): Ditto.
13593 (REGNO_REG_CLASS): Move to array lookup.
13594 (CLASS_MAX_NREGS): Ditto.
13595 (rs6000_vector_reg_class): Add declaration.
13596 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
13597 overlap with the floating point and Altivec registers.
13599 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
13601 * config/rs6000/driver-rs6000.c (asm_names): New static array to
13602 give the appropriate asm switches if -mcpu=native.
13603 (host_detect_local_cpu): Add support for "asm".
13604 (host_detect_local_cpu): Follow GNU code guidelines for name.
13606 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
13607 -mbit-word to a variable instead of being a target mask.
13609 * config/rs6000/sync.md (lwsync): If the assembler supports it,
13610 emit the lwsync instruction instead of emitting the instruction as
13611 an integer constant.
13613 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
13614 fixuns_trundfsi2, move expander into rs6000.md.
13616 * config/rs6000/rs6000.md (cpu): Add power7.
13617 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
13618 (logical predicate patterns): Change the single instruction
13619 primitives that set CR0 to be fast_compare instead of compare.
13621 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
13622 (popcntddi2): Ditto.
13623 (popcount<mode>): Ditto.
13624 (floating multiply/add insns): Name the floating point
13625 multiply/add insns.
13626 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
13627 (isel_unsigned_<mode>): Ditto.
13628 (fixuns_trundfsi2): Move expander here from spe.md.
13629 (smindi3): Define if we have -misel on 64-bit systems.
13634 2009-06-23 Anatoly Sokolov <aesok@post.ru>
13636 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
13638 * config/avr/avr.c (avr_current_device): New variable.
13639 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
13640 (avr_arch, mcu_type_s): Move to avr.h.
13641 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
13642 default_data_section_start fields.
13643 (avr_arch): Moved from avr.c.
13644 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
13645 library_name fields.
13646 (avr_current_device, avr_mcu_types, avr_arch_types,
13647 avr_device_to_arch, avr_device_to_data_start,
13648 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
13649 (EXTRA_SPEC_FUNCTIONS): Define.
13650 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
13651 options mapping. Use device_to_arch and device_to_data_start insted.
13652 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
13653 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
13654 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
13655 * config/avr/driver-avr.c: New file.
13656 * config/avr/avr-devices.c: New file.
13658 2009-06-23 Jakub Jelinek <jakub@redhat.com>
13660 * var-tracking.c (unshare_variable): Force initialized to
13661 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
13662 (set_variable_part): Likewise.
13663 (struct variable_union_info): Remove pos_src field.
13664 (vui_vec, vui_allocated): New variables.
13665 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
13666 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
13667 == 1 use a simpler sorting algorithm. Compute pos field right
13668 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
13669 Avoid quadratic comparison if !flag_var_tracking_uninit.
13670 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
13671 unshare_variable unconditionally.
13672 (dataflow_set_different_2): Removed.
13673 (dataflow_set_different): Don't traverse second hash table.
13674 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
13675 unconditionally to var_reg_set or var_mem_set.
13676 (emit_notes_in_bb): Likewise.
13677 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
13679 (emit_note_insn_var_location): Don't set initialized to
13680 VAR_INIT_STATUS_INITIALIZED early.
13681 (vt_finalize): Free vui_vec if needed, clear vui_vec and
13683 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
13685 * tree-object-size.c (addr_object_size): Instead of checking
13686 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
13687 are no FIELD_DECLs following it.
13689 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
13691 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
13692 order to match bswaps with signed source operands.
13694 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13696 * sdbout.c (sdbout_one_type): Fix braces in switch.
13698 2009-06-23 Richard Guenther <rguenther@suse.de>
13700 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
13702 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
13703 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
13704 var_callused, callused_tree, var_storedanything, storedanything_tree,
13705 var_integer, integer_tree): Remove global variables.
13706 (new_var_info): Do not pass new id, append the new var to the
13707 global variable vector.
13708 (do_ds_constraint): Use is_global_var member of the variable-info.
13709 (new_scalar_tmp_constraint_exp): Adjust.
13710 (create_function_info_for): Likewise.
13711 (create_variable_info_for): Likewise.
13712 (find_what_var_points_to): Remove dead code.
13713 (init_base_vars): Simplify.
13714 (compute_points_to_sets): Adjust.
13716 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13718 * combine.c (try_combine): Dump information about the insns we're
13721 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13723 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
13724 check when calling force_to_mode on TRUNCATE's operand.
13726 2009-06-22 Ian Lance Taylor <iant@google.com>
13728 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
13730 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13732 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
13734 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13736 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
13737 override library linkage flags such as -static-libgcc or
13740 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13742 * config/m68k/m68k-devices.def: Add line for MCF5221x.
13744 2009-06-22 Ian Lance Taylor <iant@google.com>
13746 * config/linux.opt: Put mglibc ahead of muclibc.
13748 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
13749 for duplicate decls.
13751 2009-06-22 Matthias Klose <doko@ubuntu.com>
13753 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
13755 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13758 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
13759 instead of NULL if a parser error occurs.
13761 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13763 * dwarf2out.c (dwarf2_debug_hooks): Initialize
13764 non-DWARF2_DEBUGGING_INFO version.
13766 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
13768 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
13769 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
13771 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
13772 (LIBGCC2_TF_CEXT): Define.
13775 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13778 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
13780 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13782 * config/arm/arm.c (arm_override_options): Disable
13783 -mcaller-super-interworking and -mcallee-super-interworking.
13784 * doc/invoke.texi (ARM Options): Document this.
13786 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
13788 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
13789 * config/arm/constraints.md (j): New constraint for movw operands.
13790 (N): Remove thumb2 meaning.
13791 * config/arm/arm.md (*arm_movw): Delete.
13792 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
13793 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
13794 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
13796 2009-06-22 Martin Jambor <mjambor@suse.cz>
13798 PR tree-optimization/40492
13799 * tree-sra.c (sra_modify_assign): Pass zero offsets to
13800 build_ref_for_offset.
13802 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
13804 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
13805 JUMP_TABLE_DATA_P predicates where applicable.
13806 * auto-inc-dec.c: Ditto.
13807 * builtins.c: Ditto.
13808 * caller-save.c: Ditto.
13810 * cfgcleanup.c: Ditto.
13811 * cfglayout.c: Ditto.
13813 * combine.c: Ditto.
13814 * combine-stack-adj.c: Ditto.
13818 * df-scan.c: Ditto.
13820 * dwarf2asm.c: Ditto.
13821 * dwarf2out.c: Ditto.
13822 * emit-rtl.c: Ditto.
13828 * function.c: Ditto.
13831 * genpreds.c: Ditto.
13832 * genrecog.c: Ditto.
13834 * ira-costs.c: Ditto.
13835 * ira-lives.c: Ditto.
13837 * loop-iv.c: Ditto.
13838 * lower-subreg.c: Ditto.
13839 * modulo-sched.c: Ditto.
13841 * postreload.c: Ditto.
13842 * print-rtl.c: Ditto.
13844 * reginfo.c: Ditto.
13845 * regmove.c: Ditto.
13846 * reload1.c: Ditto.
13849 * rtlanal.c: Ditto.
13851 * sched-vis.c: Ditto.
13853 * sel-sched-ir.c: Ditto.
13854 * simplify-rtx.c: Ditto.
13855 * targhooks.c: Ditto.
13856 * var-tracking.c: Ditto.
13857 * vmsdbgout.c: Ditto.
13859 2009-06-22 Matthias Klose <doko@ubuntu.com>
13861 * Makefile.in (install-plugin): Always use DESTDIR.
13863 2009-06-22 Olivier Hainque <hainque@adacore.com>
13865 * config/pa/pa.c (output_call): Don't optimize post call jumps
13866 into return address adjustments if the call may throw.
13868 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
13870 * arm.c (thumb1_output_casesi): New function.
13871 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
13872 optimizing for size or PIC.
13873 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
13874 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
13875 (casesi): Handle Thumb-1 when optimizing for size or PIC.
13876 (thumb1_casesi_internal_pic): New expand rule.
13877 (thumb1_casesi_dispatch): New pattern.
13878 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
13880 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
13881 in the text seciton when PIC or optimizing for size.
13882 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
13883 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
13884 preservation properties of code.
13885 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
13886 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
13887 (__gnu_thumb1_case_si): New function.
13888 * t-arm (LIB1ASMSRC): Define here.
13889 (LIB1ASMFUNCS): Add some common functions.
13890 * t-arm-elf (LIB1ASMSRC): Delete.
13891 (LIB1ASMFUNCS): Append to existing set.
13892 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13893 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13894 * t-symbian (LIB1ASMFUNCS): Likewise.
13895 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13896 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13898 2009-06-21 Richard Guenther <rguenther@suse.de>
13900 PR tree-optimization/38729
13901 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
13902 to loops with a single exit if -fno-expensive-optimizations.
13904 2009-06-21 Jakub Jelinek <jakub@redhat.com>
13906 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
13907 (dataflow_set): Change vars type from htab_t to shared_hash.
13908 (shared_hash_pool, empty_shared_hash): New variables.
13909 (vars_clear): Removed.
13910 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
13911 shared_hash_find_slot_unshare, shared_hash_find_slot,
13912 shared_hash_find_slot_noinsert, shared_hash_find): New
13914 (shared_hash_unshare, shared_hash_destroy): New functions.
13915 (unshare_variable): Unshare set->vars if shared, use
13917 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
13918 (get_init_value, find_src_set_src, dump_dataflow_set,
13919 clobber_variable_part, emit_notes_for_differences): Use
13921 (dataflow_set_init): Remove second argument, set vars to
13922 empty_shared_hash instead of creating a new htab.
13923 (dataflow_set_clear): Call shared_hash_destroy and set vars
13924 to empty_shared_hash instead of calling vars_clear.
13925 (dataflow_set_copy): Don't call vars_copy, instead just share
13926 the src htab with dst.
13927 (variable_union): Use shared_hash_*, use initially NO_INSERT
13928 lookup if set->vars is shared. Don't keep slot cleared before
13929 calling unshare_variable. Unshare set->vars if needed.
13930 Even ->refcount == 1 vars must be unshared if set->vars is shared
13931 and var needs to be modified.
13932 (variable_canonicalize): New function.
13933 (dataflow_set_union): If dst->vars is empty, just share src->vars
13934 with dst->vars and traverse with variable_canonicalize to canonicalize
13935 and unshare what is needed.
13936 (dataflow_set_different): If old_set and new_set use the same shared
13937 htab, they aren't different. If number of htab elements is different,
13938 htabs are different. Use shared_hash_*.
13939 (dataflow_set_destroy): Call shared_hash_destroy instead of
13941 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
13942 second argument to dataflow_set_init.
13943 (vt_initialize): Likewise. Initialize shared_hash_pool and
13944 empty_shared_hash, move bb in/out initialization afterwards.
13945 Use variable_htab_free instead of NULL as changed_variables del hook.
13946 (variable_was_changed): Change type of second argument to pointer to
13947 dataflow_set. When inserting var into changed_variables, bump
13948 refcount. Unshare set->vars if set is shared htab and slot needs to
13950 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
13951 lookup if set->vars is shared. Unshare set->vars if needed.
13952 Even ->refcount == 1 vars must be unshared if set->vars is shared
13953 and var needs to be modified. Adjust variable_was_changed caller.
13954 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
13955 vars must be unshared if set->vars is shared and var needs to be
13956 modified. Adjust variable_was_changed caller.
13957 (emit_note_insn_var_location): Don't pool_free var.
13958 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
13960 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
13961 free_alloc_pool on shared_hash_pool.
13963 2009-06-20 Anthony Green <green@moxielogic.com>
13965 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
13966 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
13968 2009-06-20 Richard Guenther <rguenther@suse.de>
13970 * tree-ssa-structalias.c (find_func_aliases): For memset use
13971 a constraint from NULL if we memset to zero.
13972 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13973 we explicitly handle that do not read from memory.
13974 (call_may_clobber_ref_p_1): Properly handle builtins that may
13977 2009-06-20 Richard Guenther <rguenther@suse.de>
13979 PR tree-optimization/40495
13980 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13981 (new_scalar_tmp_constraint_exp): New function.
13982 (process_constraint): Do not create temporary decls.
13983 (process_all_all_constraints): Likewise.
13984 (handle_const_call): Likewise.
13985 (create_function_info_for): Do not set decl.
13987 2009-06-19 Ian Lance Taylor <iant@google.com>
13989 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13990 (rs6000_attribute_table): Make static; move before use.
13992 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13994 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13995 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13996 Propagate the TREE_READONLY flag without overwriting it.
13997 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13998 Propagate the TREE_READONLY flag onto the result.
13999 (process_call_operands): Move around. Use correct constant value.
14001 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14004 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
14005 * config/arm/arm.md: Likewise.
14007 2009-06-19 Ian Lance Taylor <iant@google.com>
14009 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
14010 to GIMPLE_ERROR_MARK.
14012 * c-typeck.c (build_conditional_expr): Add op1_original_type and
14013 op2_original_type parameters. Warn about using different enum types.
14014 * c-parser.c (c_parser_conditional_expression): Pass original
14015 types to build_conditional_expr.
14016 * c-tree.h (build_conditional_expr): Update declaration.
14018 2009-06-19 Ian Lance Taylor <iant@google.com>
14020 * config/i386/i386.c (ix86_function_specific_save): Test that
14021 fields match values, rather than testing the values are in a
14024 2009-06-19 Richard Guenther <rguenther@suse.de>
14026 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
14027 ADDR_EXPR pointers.
14028 (ptr_derefs_may_alias_p): Likewise.
14029 (ptr_deref_may_alias_ref_p_1): New function.
14030 (ptr_deref_may_alias_ref_p): Likewise.
14031 (ref_maybe_used_by_call_p_1): Handle builtins that are not
14032 covered by looking at the ESCAPED solution.
14033 (call_may_clobber_ref_p_1): Likewise.
14034 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
14035 Handle NULL_TREE offset. Do not produce redundant constraints.
14036 (process_all_all_constraints): New helper function.
14037 (do_structure_copy): Use it.
14038 (handle_lhs_call): Likewise.
14039 (find_func_aliases): Handle some builtins with pointer arguments
14040 and/or return values explicitly.
14042 2009-06-19 Ian Lance Taylor <iant@google.com>
14044 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
14046 2009-06-19 Ian Lance Taylor <iant@google.com>
14048 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
14050 2009-06-19 Ian Lance Taylor <iant@google.com>
14052 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
14053 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
14056 * c-decl.c (finish_decl): If -Wc++-compat, warn about
14057 uninitialized const.
14059 2009-06-19 Ian Lance Taylor <iant@google.com>
14061 * dse.c (struct store_info): Rename bitmap field to bmap. Change
14064 * c-decl.c (in_struct, struct_types): Remove.
14065 (struct c_binding): Add in_struct field.
14066 (c_binding_ptr): Define type, along with VEC.
14067 (struct c_struct_parse_info): Define.
14068 (struct_parse_info): New static variable.
14069 (bind): Initialize in_struct field.
14070 (start_struct): Remove enclosing_in_struct and
14071 enclosing_struct_types parameters. Add
14072 enclosing_struct_parse_info parameter. Change all callers. Set
14073 struct_parse_info rather than in_struct and struct_types.
14074 (grokfield): If -Wc++-compat and there is a symbol binding for the
14075 field name, set the in_struct flag and push it on the
14076 struct_parse_info->fields vector.
14077 (warn_cxx_compat_finish_struct): New static function.
14078 (finish_struct): Remove enclosing_in_struct and
14079 enclosing_struct_types parameters. Add
14080 enclosing_struct_parse_info parameter. Change all callers. Don't
14081 set C_TYPE_DEFINED_IN_STRUCT here. Call
14082 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
14083 parameter. Only push on struct_types if warn_cxx_compat.
14084 (finish_enum): Only push on struct_types if warn_cxx_compat.
14085 (declspecs_add_type): Add loc parameter. Change all callers.
14086 Change all error calls to error_at. Pass loc, not input_location,
14087 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
14088 defined in a struct. If -Wc++-compat and parsing a struct, record
14089 that a typedef name was used.
14090 * c-parser.c (c_parser_declspecs): Get location to pass to
14091 declspecs_add_type.
14092 (c_parser_struct_or_union_specifier): Update calls to start_struct
14094 * c-tree.h (struct c_struct_parse_info): Declare.
14095 (finish_struct, start_struct): Update declarations.
14096 (declspecs_add_type): Update declaration.
14098 2009-06-19 Ian Lance Taylor <iant@google.com>
14100 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
14101 variable with an anonymous type.
14103 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14105 * see.c: Remove for real.
14107 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14109 * optabs.h (enum optab_index): Add new OTI_significand.
14110 (significand_optab): Define corresponding macro.
14111 * optabs.c (init_optabs): Initialize significand_optab.
14112 * genopinit.c (optabs): Implement significand_optab using
14113 significand?f2 patterns.
14114 * builtins.c (expand_builtin_mathfn): Handle
14115 BUILT_IN_SIGNIFICAND{,F,L}.
14116 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
14117 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
14119 * config/i386/i386.md (significandxf2, significand<mode>2): New
14120 expanders to implement significandf, significand and significandl
14121 built-ins as inline x87 intrinsics.
14123 2009-06-18 Anatoly Sokolov <aesok@post.ru>
14125 * config/avr/avr.c (avr_override_options): Remove setting value of
14126 PARAM_INLINE_CALL_COST.
14128 2009-06-18 Richard Henderson <rth@redhat.com>
14131 * tree-pass.h (TDF_ASMNAME): New.
14132 * tree-dump.c (dump_options): Add asmname.
14133 * doc/invoke.texi: Document it.
14135 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
14136 (dump_decl_name): ...here.
14137 (dump_function_name): New flags arg; mind TDF_ASMNAME.
14138 (dump_generic_node): Update dump_function_name calls.
14139 (print_call_name): New flags arg; update all dump calls.
14140 * diagnostic.h (print_call_name): Update.
14141 * gimple-pretty-print.c (dump_gimple_call): Update.
14143 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
14146 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
14148 2009-06-18 Diego Novillo <dnovillo@google.com>
14150 * doc/plugins.texi: Document plugin_is_GPL_compatible.
14151 * plugin.c (str_license): Declare.
14152 (try_init_one_plugin): Assert that the symbol
14153 'plugin_is_GPL_compatible' exists.
14155 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
14158 * Makefile.in (OBJS-common): Remove see.o.
14160 * common.opt (fsee): Mark as preserved for backward compatibility.
14161 * opts.c (common_handle_option): Add OPT_fsee to the backward
14162 compatibility section.
14163 * passes.c (init_optimization_passes, pass_see): Remove pass.
14164 * timevar.def (TV_SEE): Remove.
14165 * tree-pass.h (pass_see): Remove declaration.
14166 * doc/invoke.texi (-fsee): Remove documentation.
14168 2009-06-18 Martin Jambor <mjambor@suse.cz>
14170 * tree-sra.c: Include statistics.h
14171 (sra_stats): New variable.
14172 (sra_initialize): Clear sra_stats.
14173 (create_access_replacement): Increment sra_stats.replacements.
14174 (get_access_replacement): Do not return twice.
14175 (analyze_all_variable_accesses): Increment statistics counter by the
14176 number of scalarized aggregates.
14177 (generate_subtree_copies): Increment sra_stats.subtree_copies.
14178 (sra_modify_expr): Increment sra_stats.exprs.
14179 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
14180 (sra_modify_assign): Increment sra_stats.exprs,
14181 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
14182 (perform_intra_sra): Update statistics counters.
14183 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
14185 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14187 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
14188 (arm_scalar_mode_supported_p): New function.
14190 2009-06-18 Paul Brook <paul@codesourcery.com>
14191 Sandra Loosemore <sandra@codesourcery.com>
14193 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
14194 (__extendhfsf2, __truncsfhf2): Define.
14195 * config/arm/fp16.c: New file.
14196 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14197 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14199 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14201 * doc/extend.texi (Half-Precision): New section.
14202 * doc/invoke.texi (Option Summary): List -mfp16-format.
14203 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
14204 * config/arm/arm.opt (mfp16-format=): New.
14205 * config/arm/arm.c: Include intl.h.
14206 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
14207 (TARGET_INVALID_RETURN_TYPE): Redefine.
14208 (TARGET_PROMOTED_TYPE): Redefine.
14209 (TARGET_CONVERT_TO_TYPE): Redefine.
14210 (arm_fp16_format): Define.
14211 (all_fpus): Add entry for neon-fp16.
14212 (fp_model_for_fpu): Likewise.
14213 (struct fp16_format): Declare.
14214 (all_fp16_formats): Define.
14215 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
14217 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
14219 (arm_legitimate_index_p): Treat HFmode like HImode.
14220 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
14221 (coproc_secondary_reload_class): Special-case HFmode.
14222 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
14223 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
14224 (arm_init_fp16_builtins): New.
14225 (arm_init_builtins): Call it.
14226 (arm_invalid_parameter_type): New.
14227 (arm_invalid_return_type): New.
14228 (arm_promoted_type): New.
14229 (arm_convert_to_type).
14230 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
14232 (arm_emit_fp16_const): New function.
14233 (arm_mangle_type): Mangle __fp16 as "Dh".
14234 * config/arm/arm.h (TARGET_VFPD32): Make it know about
14236 (TARGET_NEON_FP16): New.
14237 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
14238 (enum fputype): Add FPUTYPE_NEON_FP16.
14239 (enum arm_fp16_format_type): Declare.
14240 (arm_fp16_format): Declare.
14241 (LARGEST_EXPONENT_IS_NORMAL): Define.
14242 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
14243 * config/arm/arm-modes.def (HFmode): Define.
14244 * config/arm/vfp.md (*movhf_vfp): New.
14245 (extendhfsf2): New.
14247 * config/arm/arm.md (fpu): Add neon_fp16.
14248 (floatsihf2, floatdihf2): New.
14249 (fix_trunchfsi2, fix_trunchfdi2): New.
14251 (extendhfdf2): New.
14253 (*arm32_movhf): New.
14254 (*thumb1_movhf): New.
14255 (consttable_2): Add check for HFmode constants.
14256 (consttable_4): Handle HFmode constants.
14258 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
14260 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
14262 2009-06-17 Olivier Hainque <hainque@adacore.com>
14264 * collect2.c (main): Use CONST_CAST2 to perform char ** to
14265 const char ** conversion in AIX specific section.
14267 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
14269 * config/i386/i386.c (ix86_special_builtin_type): Remove
14270 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
14271 (bdesc_special_args): Updated.
14272 (ix86_init_mmx_sse_builtins): Likewise.
14273 (ix86_expand_special_args_builtin): Likewise.
14275 2009-06-17 Richard Henderson <rth@redhat.com>
14277 * tree-pretty-print.c (maybe_dump_asm_name): New.
14278 (dump_decl_name): Use it.
14279 (PRINT_FUNCTION_NAME): Merge into...
14280 (dump_function_name): ... here. Use maybe_dump_asm_name.
14282 2009-06-17 Cary Coutant <ccoutant@google.com>
14284 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
14286 * debug.c (struct gcc_debug_hooks): Change placeholder for
14288 (debug_nothing_int_charstar_int): Replaced by...
14289 (debug_nothing_int_charstar_int_bool): ...this.
14290 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
14291 source_line prototype.
14292 (debug_nothing_int_charstar_int): Replaced by...
14293 (debug_nothing_int_charstar_int_bool): ...this.
14294 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
14295 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
14296 Output is_stmt operand when necessary.
14297 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
14298 (notice_source_line): Add is_stmt parameter.
14299 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
14300 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
14302 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
14303 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
14305 2009-06-17 Ian Lance Taylor <iant@google.com>
14307 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
14309 (struct store_by_pieces_d): Rename from store_by_pieces. Change
14312 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
14314 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
14315 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
14316 tree_strip_sign_nop_conversions and
14317 tree_ssa_strip_useless_type_conversions rather than stripping
14318 the operations here.
14319 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
14321 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
14322 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
14323 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
14324 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
14327 2009-06-17 Michael Eager <eager@eagercon.com>
14329 * config/rs6000/constraints.md (register_constraint "d"): New.
14330 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
14331 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14332 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
14333 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
14334 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14335 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
14336 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
14337 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
14338 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
14339 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
14341 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
14342 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
14343 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
14344 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
14345 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
14346 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
14347 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
14348 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
14349 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
14350 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
14351 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
14352 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
14353 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
14354 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
14356 2009-06-16 Ian Lance Taylor <iant@google.com>
14358 * profile.c (total_num_never_executed): Don't define.
14359 (compute_branch_probabilities): Don't count or print
14360 num_never_executed.
14361 (init_branch_prob): Don't set total_num_never_executed.
14362 (end_branch_prob): Don't print total_num_never_executed.
14364 2009-06-17 David Daney <ddaney@caviumnetworks.com>
14366 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
14368 2009-06-17 David Edelsohn <edelsohn@gnu.org>
14370 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
14371 (nabstd2_fpr): Same.
14373 2009-06-17 Steve Ellcey <sje@cup.hp.com>
14375 * expr.c (expand_assignment): Change complex type check.
14377 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
14379 * doc/plugins.texi (Building GCC plugins): Added new section.
14381 2009-06-17 Ian Lance Taylor <iant@google.com>
14383 * c-pch.c (get_ident): Don't set size of templ array.
14384 (pch_init): Don't set size of partial_pch array.
14386 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
14387 string constant to intialize an array whose size is the length of
14390 2009-06-17 Richard Guenther <rguenther@suse.de>
14392 PR tree-optimization/40389
14393 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
14394 to addressable types.
14395 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
14397 2009-06-17 Richard Guenther <rguenther@suse.de>
14399 PR middle-end/40460
14400 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
14401 if there is no evolution of left in the loop bail out.
14402 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
14403 chrec_fold_multiply.
14405 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
14406 Janis Johnson <janis187@us.ibm.com>
14409 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
14410 for the symbol ref of a constant that is the source of a move
14411 - nor for any other not-obvious-label-ref constants.
14413 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
14415 * plugin.c (position_pass): Skip newly inserted pass during list
14416 traversal to avoid repeated insertion.
14418 2009-06-16 Ian Lance Taylor <iant@google.com>
14420 * vec.h (VEC_stack_alloc): Define different version if
14421 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
14422 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
14423 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
14424 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
14426 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
14428 * config.gcc (extra_headers): Add ia32intrin.h for x86.
14430 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
14431 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
14432 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
14433 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
14434 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
14435 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14436 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14437 (bdesc_special_args): Add __builtin_ia32_rdtsc and
14438 __builtin_ia32_rdtscp.
14439 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
14440 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
14441 and __builtin_ia32_rorhi.
14442 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
14443 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14444 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14445 (ix86_expand_args_builtin): Likewise.
14446 (ix86_expand_special_args_builtin): Likewise.
14448 * config/i386/i386.md (UNSPECV_RDTSCP): New.
14449 (UNSPECV_RDTSC): Likewise.
14450 (UNSPECV_RDPMC): Likewise.
14451 (*bsr): Renamed to ...
14453 (*bsr_rex64): Renamed to ...
14456 (*rdpmc): Likewise.
14457 (*rdpmc_rex64): Likewise.
14459 (*rdtsc): Likewise.
14460 (*rdtsc_rex64): Likewise.
14461 (rdtscp): Likewise.
14462 (*rdtscp): Likewise.
14463 (*rdtscp_rex64): Likewise.
14465 * config/i386/ia32intrin.h: New.
14467 * config/i386/x86intrin.h: Include <ia32intrin.h>.
14469 2009-06-16 Ian Lance Taylor <iant@google.com>
14471 * ira-build.c (copy_info_to_removed_store_destinations):
14472 Initialize parent_a.
14474 2009-06-16 Ian Lance Taylor <iant@google.com>
14476 * c-decl.c (grokdeclarator): Change size_varies to bool.
14478 2009-06-16 Ian Lance Taylor <iant@google.com>
14480 * sel-sched.c: Make forward declarations of move_op_hooks and
14481 fur_hooks explicitly extern.
14483 2009-06-16 Ian Lance Taylor <iant@google.com>
14485 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
14486 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
14488 2009-06-16 Ian Lance Taylor <iant@google.com>
14490 * resource.c (mark_referenced_resources): Change
14491 include_delayed_effects parameter to bool. Change all callers.
14492 (mark_end_of_function_resources): Likewise.
14493 * reorg.c (insn_references_resource_p): Likewise.
14494 (insn_sets_resource_p): Likewise.
14495 * resource.h (mark_referenced_resources): Update declaration.
14496 (mark_end_of_function_resources): Update declaration.
14498 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14500 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
14502 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14504 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
14505 GCC can bootstrap on AIX with GNU Binutils 2.20.
14507 2009-06-16 Ian Lance Taylor <iant@google.com>
14509 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
14511 2009-06-16 Ian Lance Taylor <iant@google.com>
14513 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
14514 inline, not extern inline.
14515 (exact_log2): Likewise.
14516 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
14518 (exact_log2): Likewise, but don't test CTZ_HWI.
14520 2009-06-16 Ian Lance Taylor <iant@google.com>
14522 * bitmap.c (bitmap_clear): Don't declare as inline.
14523 * gimple.c (gimplify_assign): Likewise.
14524 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
14525 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
14526 (sched_scan_info): Remove duplicate definition.
14528 2009-06-16 Ian Lance Taylor <iant@google.com>
14530 * c-common.c (skip_evaluation): Don't define.
14531 (c_inhibit_evaluation_warnings): Define global variable.
14532 (overflow_warning): Check c_inhibit_evaluation_warnings rather
14533 than skip_evaluation.
14534 (convert_and_check, warn_for_div_by_zero): Likewise.
14535 * c-common.h (skip_evaluation): Don't declare.
14536 (c_inhibit_evaluation_warnings): Declare.
14537 * c-parser.c (c_parser_typeof_specifier): Set
14538 c_inhibit_evaluation_warnings rather than skip_evaluation.
14539 (c_parser_conditional_expression): Likewise.
14540 (c_parser_binary_expression): Likewise.
14541 (c_parser_sizeof_expression): Likewise.
14542 (c_parser_alignof_expression): Likewise.
14543 * c-typeck.c (build_indirect_ref): Check
14544 c_inhibit_evaluation_warnings rather than skip_evaluation.
14545 (build_conditional_expr, build_binary_op): Likewise.
14547 2009-06-16 Richard Guenther <rguenther@suse.de>
14549 * tree-ssa-alias.c (is_escape_site): Remove.
14550 * tree-ssa-alias.h (enum escape_type): Remove.
14551 (is_escape_site): Likewise.
14552 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
14553 via casts and asms without deferring to is_escape_site.
14555 2009-06-16 Jakub Jelinek <jakub@redhat.com>
14557 PR middle-end/40446
14558 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
14559 use gen_lowpart if op0 has complex mode.
14561 2009-06-16 Richard Guenther <rguenther@suse.de>
14563 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
14564 variables add them to ESCAPED.
14565 (find_func_aliases): Do not make all indirectly stored values escaped.
14567 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
14569 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
14570 make_decl_one_only.
14572 2009-06-16 Martin Jambor <mjambor@suse.cz>
14574 PR tree-optimization/40432
14575 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
14576 check whether we need to force gimple register operand.
14578 2009-06-16 Martin Jambor <mjambor@suse.cz>
14580 PR tree-optimization/40413
14581 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
14582 build_ref_for_offset.
14583 (propagate_subacesses_accross_link): Fix a typo in a comment.
14585 2009-06-16 Ira Rosen <irar@il.ibm.com>
14587 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14588 with additional parameter.
14589 * tree-vectorizer.h (enum vect_def_type): Add new value
14591 (enum vect_relevant): Add comments.
14592 (vect_is_simple_reduction): Add new argument.
14593 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
14594 Detect nested cycles.
14595 (vect_is_simple_reduction): Update documentation, add an argument to
14596 distinguish inner-loop reduction from nested cycle, detect nested
14597 cycles, fix printings and indentation, don't swap operands in case
14599 (get_initial_def_for_reduction): Handle subtraction.
14600 (vect_create_epilog_for_reduction): Add new argument to specify
14601 reduction variable.
14602 (vect_finalize_reduction): Handle subtraction, fix comments.
14603 (vectorizable_reduction): Handle nested cycles. In case of nested
14604 cycle keep track of the reduction variable position. Call
14605 vect_is_simple_reduction with additional parameter. Use original
14606 statement code in reduction epilogue for nested cycle. Call
14607 vect_create_epilog_for_reduction with additional parameter.
14608 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
14609 inner-loop vectorization.
14610 (vect_recog_widen_sum_pattern): Likewise.
14611 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
14613 (vect_mark_stmts_to_be_vectorized): Likewise.
14614 (vect_get_vec_def_for_operand): Handle nested cycles.
14616 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14618 * doc/invoke.texi (Debugging Options): Fix option index entries
14619 for -fdump-statistics, -frandom-seed add entries for
14620 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
14621 (FRV Options): Fix entries for -mTLS, -mtls.
14622 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
14623 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
14624 (M68hc1x Options): Fix @itemx for -mnominmax.
14625 (MCore Options): Fix entry for -mno-lsim.
14626 (MMIX Options): Fix entry for -mabi=mmixware.
14627 (PDP-11 Options): Fix entry for -mbcopy-builtin.
14629 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
14631 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
14632 Mention the plugin mode of gengtype.
14633 * doc/gty.texi (Source Files Containing Type Information): Likewise.
14634 * gengtype.c: Updated copyright.
14635 (plugin_files, nb_plugin_files) Added new static variables.
14636 (measure_input_list) Care about plugin_files.
14637 (write_rtx_next): Added early return in plugin mode.
14638 (create_file): Updated copyright year in generated file. Added
14640 (oprintf): Added early return if NULL outf.
14641 (get_output_file_with_visibility): Care of plugin_files.
14642 (get_output_file_name): May return null.
14643 (write_local): Added early return.
14644 (put_mangled_filename): Ditto.
14645 (finish_root_table): Added check for base_files.
14646 (write_roots): Care about null when plugins.
14647 (main): Added plugin mode.
14649 2009-06-15 Ian Lance Taylor <iant@google.com>
14651 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
14652 * gcov.c (read_count_file): Add braces around variables declared
14655 * c.opt (Wjump-misses-init): New warning.
14656 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
14657 -Wall and -Wc++-compat if not already set.
14658 (c_common_post_options): Clear warn_jump_misses_init if it was not
14660 * c-decl.c (struct c_binding): Change type field to a union with
14661 new label field. Make it the first field in the struct. Update
14662 references to type to use u.type instead.
14663 (struct c_spot_bindings): Define.
14664 (struct c_goto_bindings): Define.
14665 (c_goto_bindings_p): Define, along with VECs.
14666 (struct c_label_vars): Define.
14667 (struct c_scope): Add has_label_bindings field.
14668 (bind_label, set_spot_bindings): New static functions.
14669 (decl_jump_unsafe, update_spot_bindings): New static functions.
14670 (update_label_decls): New static function.
14671 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
14672 Update binding u.label field to shadowed field.
14673 (c_binding_start_stmt_expr): New function.
14674 (c_binding_end_stmt_expr): New function.
14675 (pushdecl): Don't call c_begin_vm_scope.
14676 (make_label): Add defining and p_label_vars parameters. Change
14678 (lookup_label): Correct test for whether a label has not yet been
14679 defined. Call bind_label rather than bind.
14680 (warn_about_goto): New static function.
14681 (lookup_label_for_goto): New function.
14682 (declare_label): Call bind_label rather than bind.
14683 (check_earlier_gotos): New static function.
14684 (define_label): Don't give errors about jumping into statement
14685 expressions or scopes of variably modified types. Call
14686 set_spot_bindings and check_earlier_gotos. Call bind_label
14687 instead of bind. Don't set label_context_stack_se or
14688 label_context_stack_vm.
14689 (c_get_switch_bindings): New function.
14690 (c_release_switch_bindings): New function.
14691 (c_check_switch_jump_warnings): New function.
14692 (start_function): Don't set label_context_stack_se or
14693 label_context_stack_vm.
14694 (finish_function): Likewise.
14695 * c-typeck.c (label_context_stack_se): Don't define.
14696 (label_context_stack_vm): Don't define.
14697 (c_finish_goto_label): Call lookup_label_for_goto rather than
14698 lookup_label. Don't give errors about jumping into a statement
14699 expression or the scope of a variably modified type. Don't set
14700 label_context_stack_se or label_context_stack_vm.
14701 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
14702 fields. Add bindings field.
14703 (c_start_case): Don't set deleted fields. Set bindings field.
14704 (do_case): Rework order of tests. Don't check blocked_stmt_expr
14705 or blocked_vm. Call c_check_switch_jump_warnings.
14706 (c_finish_case): Don't test blocked_stmt_expr field. Call
14707 c_release_switch_bindings.
14708 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
14709 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14710 set label_context_stack_se. Call c_bindings_start_stmt_expr.
14711 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
14712 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14713 set label_context_stack_se. Call c_bindings_end_stmt_expr.
14714 (c_begin_vm_scope, c_end_vm_scope): Don't define.
14715 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
14716 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
14717 (C_DECL_UNJUMPABLE_VM): Don't define.
14718 (C_DECL_UNDEFINABLE_VM): Don't define.
14719 (struct c_label_list): Don't define.
14720 (struct c_label_context_se): Don't define.
14721 (struct c_label_context_vm): Don't define.
14722 (struct c_spot_bindings): Declare.
14723 (c_bindings_start_stmt_expr): Declare.
14724 (c_bindings_end_stmt_expr): Declare.
14725 (lookup_label_for_goto): Declare.
14726 (c_get_switch_bindings, c_release_switch_bindings): Declare.
14727 (c_check_switch_jump_warnings): Declare.
14728 (label_context_stack_se, label_context_stack_vm): Don't declare.
14729 (c_finish_goto_label): Update declaration.
14730 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
14731 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
14732 (Warning Options): Document -Wjump-misses-init.
14734 2009-06-15 Jakub Jelinek <jakub@redhat.com>
14736 * tree-object-size.c (addr_object_size): Fix a pasto in the last
14739 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14741 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
14743 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14745 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
14747 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14749 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
14751 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14753 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
14754 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
14755 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
14756 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
14757 * dwarf2asm.c (dw2_force_const_mem): Update call to
14758 make_decl_one_only.
14759 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
14760 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
14761 * langhooks.c (lhd_comdat_group): Remove.
14762 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
14763 * tree.h (DECL_COMDAT_GROUP): New.
14764 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
14765 (tree_decl_with_vis): Add comdat_group. Remove one_only.
14766 (make_decl_one_only): Change signature.
14767 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
14768 make_decl_one_only.
14769 (make_decl_one_only): Change signature.
14770 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
14772 2009-06-15 Richard Guenther <rguenther@suse.de>
14774 PR middle-end/40439
14775 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
14777 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14779 * tree-ssa-math-opts.c: Remove extra divide.
14781 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14783 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
14785 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14787 * passes.c: Add bswap pass.
14788 * tree-pass.h: Add pass_optimize_bswap declaration.
14789 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
14790 Include rtl.h, expr.h and optabs.h for optab_handler check.
14791 (struct symbolic_number, pass_optimize_bswap): New definition.
14792 (do_shift_rotate, verify_symbolic_number_p): New functions.
14793 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
14794 (gate_optimize_bswap): New function.
14795 * tree.c (widest_int_cst_value): New function.
14796 * tree.h (widest_int_cst_value): Prototype added.
14798 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
14800 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
14801 REG_EQUAL/REG_EQUIV notes.
14803 2009-06-14 Richard Guenther <rguenther@suse.de>
14805 PR middle-end/40389
14806 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
14807 has its address taken if NRV was applied and it is addressable.
14808 * tree-ssa-structalias.c (get_constraint_for_address_of): New
14809 function split out from ...
14810 (get_constraint_for_1): ... here.
14811 (handle_rhs_call): Use it to mark the return slot escaped if
14812 it is addressable and NRV was applied.
14814 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14816 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
14817 Change first argument type to location_t.
14818 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
14819 Do not set input_location.
14820 Use loc instead of input_location throughout.
14822 2009-06-13 Richard Guenther <rguenther@suse.de>
14824 PR tree-optimization/40421
14825 * tree-predcom.c (should_unroll_loop_p): Remove.
14826 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
14828 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14830 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14831 Add location argument.
14833 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14835 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
14837 * config/s390/s390.c (s390_build_builtin_va_list): Same.
14838 (s390_gimplify_va_arg): Pass location to create_artificial_label.
14839 * config/spu/spu-protos.h: Add location to
14840 spu_resolve_overloaded_builtin.
14841 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
14842 spu_build_builtin_va_list.
14843 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
14844 argument. Pass location to build_function_call_vec.
14845 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
14847 (emit_fpu_switch): Same.
14848 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
14849 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
14850 to build_decl and create_artificial_label.
14851 (xtensa_gimplify_va_arg_expr): Same.
14852 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
14853 (xstormy16_gimplify_va_arg_expr): Same.
14854 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
14855 * config/arm/arm.c (arm_build_builtin_va_list): Same.
14856 * config/mips/mips.c (mips_build_builtin_va_list): Same.
14857 (mips16_build_function_stub): Same.
14858 (mips16_build_call_stub): Same.
14860 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
14863 * arm/constraints.md (Pa, Pb): New constraints.
14864 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
14865 split pattern to deal with them.
14867 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
14869 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
14870 fix index entry for -Xpreprocessor.
14872 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14874 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14875 Add location argument to build_decl call.
14876 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
14877 (rs6000_init_builtins): Same.
14878 (spe_init_builtins): Same.
14879 (rs6000_gimplify_va_arg): Add location argument to
14880 create_artificial_label call.
14882 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
14884 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
14885 * combine-stack-adj.c (pass_stack_adjustments): Use it.
14886 * Makefile.in: Fix GGC dependency for gcse.o.
14888 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14890 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
14891 * gimple-pretty-print.c (dump_gimple_stmt): Same.
14892 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
14894 * c-parser.c (c_parser_binary_expression): Use current column while
14895 building binary operations.
14896 * common.opt (fshow-column): Enable by default.
14897 * tree-vrp.c (check_array_ref): Use warning_at.
14898 (check_array_bounds): Use location from call back if expr has no
14900 * tree.h: Add location argument to maybe_fold_*.
14901 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
14902 (maybe_fold_offset_to_array_ref): Add location argument and use it.
14903 (maybe_fold_offset_to_component_ref): Same.
14904 (maybe_fold_offset_to_reference): Same.
14905 (maybe_fold_offset_to_address): Same.
14906 (maybe_fold_stmt_indirect): Same.
14907 (maybe_fold_stmt_addition): Same.
14908 (fold_stmt_r): Pass location to maybe_fold_*.
14909 (fold_gimple_assign): Same.
14910 * c-tree.h: Add location argument to finish_decl,
14911 default_function_array_conversion, store_init_value.
14912 * c-decl.c (define_label): Use error_at.
14913 (c_make_fname_decl): Pass location to finish_decl.
14914 (finish_decl): New location argument.
14915 (build_compound_literal): Pass location to store_init_value.
14916 (grokdeclarator): Pass location to finish_decl.
14918 * c-typeck.c (array_to_pointer_conversion): New location argument.
14919 (function_to_pointer_conversion): Same.
14920 (default_function_array_conversion): Same.
14921 (parser_build_unary_op): Pass location to overflow_warning.
14922 (parser_build_binary_op): Same. Use warning_at.
14923 (build_unary_op): Pass location to array_to_pointer_conversion.
14924 (build_c_cast): Pass location to digest_init.
14925 (build_modify_expr): New location argument.
14926 (convert_for_assignment): Same.
14927 (store_init_value): Same.
14928 (digest_init): Same.
14929 (output_init_element): Pass location to digest_init and
14930 array_to_pointer_conversion.
14931 (c_finish_return): Pass location to convert_for_assignment.
14932 * gimplify.c (gimplify_conversion): Pass location to
14933 maybe_fold_offset_to_address.
14934 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
14935 to maybe_fold_stmt_addition.
14936 * c-omp.c (c_finish_omp_atomic): Pass new location to
14938 (c_finish_omp_for): Same.
14939 * c-common.c (overflow_warning): New argument.
14940 * c-common.h: New argument to build_modify_expr, overflow_warning.
14941 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
14943 (c_parser_initializer): Pass location to
14944 default_function_array_conversion.
14945 (c_parser_initelt): Same.
14946 (c_parser_initval): Same.
14947 (c_parser_asm_operands): Same.
14948 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
14949 (c_parser_conditional_expression): Same.
14950 (c_parser_binary_expression): Add location info to stack. Use it.
14951 (c_parser_unary_expression): Pass location to
14952 default_function_array_conversion, parser_build_unary_op,
14953 build_indirect_ref, c_parser_postfix_expression_after_primary.
14954 (c_parser_postfix_expression_after_primary): New location argument.
14956 (c_parser_expression_conv): Pass location to
14957 default_function_array_conversion.
14958 (c_parser_expr_list): Same.
14959 (c_parser_omp_atomic): Same.
14960 (c_parser_omp_for_loop): Same.
14961 * c-tree.h (struct c_declarator): Add comment to id_loc.
14962 (build_array_declarator): New argument.
14963 * c-decl.c (build_array_declarator): Add location argument.
14964 (grokdeclarator): Set id_loc for cdk_array.
14965 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
14966 build_array_declarator.
14967 * tree.c (build_omp_clause): Add location argument.
14968 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
14969 (OMP_CLAUSE_LOCATION): New macro.
14970 (struct tree_omp_clause): Add location field.
14971 (build_omp_clause): Add argument.
14972 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14974 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14975 (cp_parser_omp_clause_collapse): Same.
14976 (cp_parser_omp_clause_default): Same.
14977 (cp_parser_omp_clause_if): Same.
14978 (cp_parser_omp_clause_nowait): Same.
14979 (cp_parser_omp_clause_num_threads): Same.
14980 (cp_parser_omp_clause_ordered): Same.
14981 (cp_parser_omp_clause_schedule): Same.
14982 (cp_parser_omp_clause_untied): Same.
14983 (cp_parser_omp_for_loop): Same.
14984 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14985 * c-tree.h (c_start_case): Add location argument.
14986 (c_process_expr_stmt): Same.
14987 (c_finish_goto_*): Same.
14988 * tree-parloops.c (initialize_reductions): Pass location to
14990 (create_parallel_loop): Same.
14991 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14992 (gfc_trans_omp_reduction_list): Same.
14993 (gfc_trans_omp_clauses): Same.
14994 (gfc_trans_omp_do): Same.
14995 * c-typeck.c (c_finish_goto_label): Same.
14996 (c_finish_goto_ptr): New location argument.
14997 (c_start_case): Same.
14998 (emit_side_effect_warnings): Same.
14999 (c_process_expr_stmt): Same.
15000 (c_finish_stmt_expr): Same.
15001 (c_finish_omp_clauses): Use error_at instead of error.
15002 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15004 * c-omp.c (c_split_parallel_clauses): New location argument.
15005 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
15006 to build_omp_clause.
15007 (convert_local_reference_stmt): Same.
15008 (convert_gimple_call): Same.
15009 * c-common.h (c_split_parallel_clauses): New argument.
15010 * c-parser.c (c_parser_statement_after_labels): Pass location to
15011 c_finish_goto_label.
15012 (c_parser_switch_statement): Pass location to c_start_case.
15013 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
15014 and c_process_expr_stmt.
15015 (c_parser_omp_variable_list): Add location argument.
15016 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
15017 (c_parser_omp_clause_default): Same.
15018 (c_parser_omp_clause_if): Same.
15019 (c_parser_omp_clause_num_threads): Same.
15020 (-c_parser_omp_clause_ordered): Same.
15021 (c_parser_omp_clause_reduction): Pass location to
15022 c_parser_omp_variable_list.
15023 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
15024 (c_parser_omp_clause_untied): Same.
15025 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
15026 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15028 * c-tree.h (check_for_loop_decls, undeclared_variable,
15029 build_component_ref, build_array_ref, build_external_ref,
15030 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
15031 build_conditional_expr, build_compound_expr, c_cast_expr,
15032 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
15033 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
15035 * c-semantics.c (build_stmt): Same.
15036 (build_case_label): Same.
15037 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
15038 (undeclared_variable): New argument.
15039 (make_label): Same.
15040 (lookup_label): Pass location on down.
15041 (define_label): Same.
15042 (finish_decl): Same.
15043 (build_compound_literal): Same.
15044 (finish_struct): Same.
15045 (finish_function): Do not set location here.
15046 (check_for_loop_decls): New argument.
15047 * tree.c (save_expr): Set location.
15048 (build_empty_stmt): New argument.
15049 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
15050 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
15051 * builtins.c (gimplify_va_arg_expr): Use locations.
15052 (expand_builtin_sync_operation): Same.
15053 * c-typeck.c (build_component_ref): New argument.
15054 (build_array_ref): Same.
15055 (build_external_ref): Same.
15056 (c_expr_sizeof_expr): Same.
15057 (c_expr_sizeof_type): Same.
15058 (parser_build_unary_op): Same.
15059 (build_conditional_expr): Same.
15060 (build_compound_expr): Pass location on down.
15061 (build_compound_expr): New argument.
15062 (build_c_cast): Same.
15063 (c_cast_expr): Same.
15064 (build_asm_expr): Same.
15065 (c_finish_return): Same.
15066 (c_process_expr_stmt): Pass location on down.
15067 (c_finish_stmt_expr): New argument.
15068 (push_clenaup): Same.
15069 (c_finish_omp_parallel): Same.
15070 (c_finish_omp_task): Same.
15071 * gimplify.c (gimplify_call_expr): Pass location on down.
15072 * c-omp.c (c_finish_omp_master): New argument.
15073 (c_finish_omp_critical): Same.
15074 (c_finish_omp_ordered): Same.
15075 (c_finish_omp_barrier): Same.
15076 (-c_finish_omp_taskwait): Same.
15077 (c_finish_omp_atomic): Same.
15078 (c_finish_omp_flush): Same.
15079 * tree-inline.c (copy_tree_body_r): Pass location on down.
15080 (inline_forbidden_p): Remove use of input_location.
15081 * c-gimplify.c (c_build_bind_expr): New argument.
15082 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
15083 (c_sizeof_or_alignof_type): New argument.
15084 (c_alignof_expr): Same.
15085 (build_va_arg): Same.
15086 (c_add_case_label): Same.
15087 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
15088 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
15089 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
15090 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
15091 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
15092 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
15094 * stub-objc.c (objc_build_selector_expr): Same.
15095 (objc_build_throw_stmt): Same.
15096 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
15097 (c_parser_initelt): Same.
15098 (c_parser_compound_statement): Same.
15099 (c_parser_compound_statement_nostart): Same.
15100 (c_parser_label): Same.
15101 (c_parser_statement_after_labels): Same.
15102 (c_parser_if_body): Same.
15103 (c_parser_else_body): Same.
15104 (c_parser_if_statement): Same.
15105 (c_parser_switch_statement): Same.
15106 (c_parser_while_statement): Same.
15107 (c_parser_do_statement): Same.
15108 (c_parser_for_statement): Same.
15109 (c_parser_asm_statement): Same.
15110 (c_parser_conditional_expression): Same.
15111 (c_parser_binary_expression): Same.
15112 (c_parser_cast_expression): Same.
15113 (c_parser_unary_expression): Same.
15114 (c_parser_sizeof_expression): Same.
15115 (c_parser_alignof_expression): Same.
15116 (c_parser_postfix_expression): Same.
15117 (c_parser_expression): Same.
15118 (c_parser_objc_receiver): Same.
15119 (c_parser_omp_variable_list): Same.
15120 (c_parser_omp_structured_block): Same.
15121 (c_parser_omp_atomic): New argument.
15122 (c_parser_omp_barrier): Same.
15123 (c_parser_omp_critical): Same.
15124 (c_parser_omp_flush): Pass location on down.
15125 (c_parser_omp_for_loop): New argument.
15126 (c_parser_omp_for): Same.
15127 (c_parser_omp_master): Same.
15128 (c_parser_omp_ordered): Same.
15129 (c_parser_omp_sections_scope): Same.
15130 (c_parser_omp_sections): Same.
15131 (c_parser_omp_parallel): Same.
15132 (c_parser_omp_single): Same.
15133 (c_parser_omp_task): Same.
15134 (c_parser_omp_taskwait): Pass location on down.
15135 (c_parser_omp_construct): Same.
15136 (c_parser_omp_threadprivate): Same.
15137 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
15138 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
15139 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
15140 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
15141 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
15142 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
15143 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
15144 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
15145 config/i386/i386.c, stmt.c:
15146 Add location argument to the following function definitions and/or
15147 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
15148 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
15149 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
15150 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
15151 do_case, c_finish_bc_stmt, build_compound_literal,
15152 build_function_call.
15153 * c-decl.c (build_compound_literal): Add location argument.
15154 Make all diagnostic calls use location.
15155 (start_struct): Same.
15156 (finish_struct): Same.
15157 (start_enum): Same.
15158 (build_enumerator): Same.
15159 (start_function): Same.
15160 (grokdeclarator): Make all diagnostic calls use location.
15161 (store_parm_decls_oldstyle): Same.
15162 * c-typeck.c (build_function_call): Add location argument.
15163 Make all diagnostic calls use location.
15165 (c_finish_bc_stmt): Same.
15166 * tree-nested.c (get_trampoline_type): Add argument.
15167 Pass location to build_decl.
15168 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
15169 * rtl.h (RTL_LOCATION): New.
15170 * c-common.c (c_add_case_label): Add location argument.
15171 Make all diagnostic calls use location.
15172 * c-common.h: Add location argument to make_fname_decl, do_case,
15173 c_add_case_label, build_function_call, resolve_overloaded_builtin.
15174 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
15175 Set it appropriately for every case. Pass enum_loc to start_enum
15176 call. Pass value_loc first to build_enumerator. Pass enum_loc to
15178 (c_parser_struct_or_union_specifier): Save location. Use it for
15179 start_struct, finish_struct, and parser_xref_tag.
15181 2009-06-12 Ian Lance Taylor <iant@google.com>
15183 * fold-const.c (fold_unary): Rename local variable and to and_expr.
15185 * c-opts.c (c_common_handle_option): For -Wc++-compat set
15186 cpp_opts->warn_cxx_operator_names.
15188 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15191 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
15192 is returns NULL and OP is a VCE, look through the VCE.
15194 2009-06-12 Ian Lance Taylor <iant@google.com>
15197 * collect2.c (main): Use CONST_CAST2 in code inside #if
15198 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
15200 2009-06-12 Joey Ye <joey.ye@intel.com>
15202 PR middle-end/39146
15203 * cfgexpand.c (get_decl_align_unit): Update
15204 max_used_stack_slot_alignment with align instead of
15205 stack_alignment_needed.
15207 * function.c (assign_stack_local_1): Update
15208 max_used_stack_slot_alignment with alignment_in_bits instead
15209 of stack_alignment_needed.
15210 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
15213 2009-06-12 Jakub Jelinek <jakub@redhat.com>
15215 * dwarf2out.c (last_var_location_insn): New variable.
15216 (dwarf2out_end_epilogue): Clear last_var_location_insn.
15217 (dwarf2out_var_location): Don't record anything after last real
15218 insn. Only change labels if there were any real instructions
15219 in between last note and this one, or if changed sections.
15221 2009-06-11 Richard Henderson <rth@redhat.com>
15223 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
15224 note when storing the frame pointer in a register.
15225 (FRP): Don't redefine to nothing for epilogue.
15226 (alpha_expand_epilogue): Mark register and sp restores.
15227 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
15229 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
15230 when gen_lowpart is needed.
15232 2009-06-11 Richard Henderson <rth@redhat.com>
15234 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
15236 * dwarf2out.c (need_data_align_sf_opcode): New.
15237 (div_data_align): Move earlier.
15238 (def_cfa_1, reg_save): Use it.
15240 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
15242 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
15243 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
15244 (ix86_handle_option): Handle OPT_mcrc32.
15245 (ix86_target_string): Add -mcrc32.
15246 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
15248 * config/i386/i386.h (TARGET_CRC32): New.
15250 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
15251 (sse4_2_crc32di): Likewise.
15253 * config/i386/i386.opt (mcrc32): New.
15255 * doc/invoke.texi: Document -mcrc32.
15257 2009-06-11 Richard Henderson <rth@redhat.com>
15259 * common.opt (gdwarf-): Accept a version number.
15260 * doc/invoke.texi (gdwarf-): Update docs.
15261 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
15262 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
15263 version level, and record it.
15265 * dwarf2.h (DW_CIE_VERSION): Remove.
15266 * dwarf2out.c (DWARF_VERSION): Remove.
15267 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
15268 (output_call_frame_info): Use CIE version 3 for dwarf3,
15269 or if the return register column is out of range for version 1.
15270 (dwarf_stack_op_name): Add all dwarf3 values.
15271 (DEBUG_PUBTYPES_SECTION): New.
15272 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
15273 encoding change for dwarf3.
15274 (output_die) [dw_val_class_die_ref]: Likewise.
15275 (output_compilation_unit_header): Emit correct version for dwarf3.
15276 (output_line_info): Likewise.
15277 (output_pubnames): Update for DWARF_VERSION removal.
15278 (output_aranges): Likewise.
15279 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
15280 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
15281 (dwarf2out_finish): Likewise.
15283 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15285 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
15288 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15291 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
15292 * builtins.c (expand_builtin_unreachable): New function.
15293 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
15294 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
15295 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
15297 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
15298 searching for missing barriers.
15300 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15302 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
15303 when -fprofile-generate* was passed.
15304 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15306 2009-06-11 Anthony Green <green@moxielogic.com>
15308 * config/moxie/moxie.md: Define length attribute for all instructions.
15310 (*b<cond:code>): Support limited branch ranges for new PC-relative
15311 branch instructions.
15312 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
15314 2009-06-11 Jakub Jelinek <jakub@redhat.com>
15316 * config/i386/i386.c (min_insn_size): Use get_attr_length
15317 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
15318 For __asm return 0.
15320 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
15321 instead of emit_insn_before.
15323 2009-06-10 Ian Lance Taylor <iant@google.com>
15326 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
15329 2009-06-10 Revital Eres <eres@il.ibm.com>
15331 * passes.c (init_optimization_passes): Reschedule
15332 predictive-commoning pass before complete unroll pass.
15334 2009-06-10 Martin Jambor <mjambor@suse.cz>
15336 * cgraph.c (cgraph_node_can_be_local_p): New function.
15337 (cgraph_make_node_local): New function.
15338 * cgraph.h (cgraph_node_can_be_local_p): Declare.
15339 (cgraph_make_node_local): Declare.
15341 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
15343 * tree.h (tree_base): Add packed_flag and user_align fields.
15344 Decrease size of spare field.
15345 (TYPE_USER_ALIGN): Use user_align from tree_base.
15346 (DECL_USER_ALIGN): Likewise.
15347 (TYPE_PACKED): Use packed_flag from tree_base.
15348 (DECL_PACKED): Likewise.
15349 (tree_type): Delete packed_flag and user_align fields. Widen
15350 precision field. Widen mode field and shuffle fields to align
15351 mode on an 8-bit boundary.
15352 (tree_decl_common): Delete decl_flag_1 and user_align fields.
15353 Renumber decl_flag_* fields. Fix comments. Widen
15354 decl_common_unused field.
15355 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
15356 (DECL_EXTERNAL): Likewise.
15357 (DECL_BIT_FIELD): Likewise.
15358 (DECL_NONADDRESSABLE_P): Likewise.
15359 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
15360 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
15362 2009-06-10 Ian Lance Taylor <iant@google.com>
15364 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
15365 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
15366 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
15367 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
15368 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
15369 DEF_VEC_ALLOC_FUNC_P.
15370 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
15371 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
15372 DEF_VEC_ALLOC_FUNC_O.
15373 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
15374 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
15375 DEF_VEC_ALLOC_FUNC_I.
15376 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
15377 (vec_stack_p_reserve_exact_1): Declare.
15378 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
15379 (vec_stack_free): Declare.
15380 (VEC_stack_alloc): Define.
15381 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
15382 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
15383 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
15384 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
15386 (stack_vecs): New static variable.
15387 (vec_stack_p_reserve_exact_1): New function.
15388 (vec_stack_o_reserve_1): New static function.
15389 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
15390 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
15391 (vec_stack_free): New function.
15392 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
15393 (VEC_df_ref_stack_alloc): Define.
15394 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
15395 DEF_VEC_ALLOC_P_STACK.
15396 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
15397 (struct df_collection_rec): Change _vec fields to VEC. Remove
15399 (df_free_collection_rec): Adjust for new fields.
15400 (df_insn_rescan): Use new df_collection_rec fields.
15401 (df_notes_rescan, df_canonize_collection_rec): Likewise.
15402 (df_ref_create_structure, df_ref_record): Likewise.
15403 (df_get_conditional_uses, df_get_call_refs): Likewise.
15404 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
15405 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
15406 (df_record_exit_block_uses, df_bb_verify): Likewise.
15407 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
15408 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
15409 Remove count parameter. Change return type to void. Change all
15411 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
15412 Remove count parameter. Change return type to void. Change all
15414 (df_install_refs): Change old_vec parameter to VEC. Remove count
15415 parameter. Change all callers.
15416 (df_install_mws): Change old_vec parameter to VEC. Remove count
15417 parameter. Change all callers.
15418 (df_refs_verify): Change new_rec parameter to VEC. Change call
15420 (df_mws_verify): Likewise.
15422 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
15424 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
15426 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
15428 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
15430 2009-06-10 Anthony Green <green@moxielogic.com>
15432 * config/moxie/crti.asm: New file.
15433 * config/moxie/crtn.asm: New file.
15434 * config/moxie/moxie.c: New file.
15435 * config/moxie/moxie.h: New file.
15436 * config/moxie/sfp-machine.h: New file.
15437 * config/moxie/moxie-protos.h: New file.
15438 * config/moxie/t-moxie: Created.
15439 * config/moxie/t-moxie-softfp: Created.
15440 * config/moxie/moxie.md: Created.
15441 * config/moxie/constraints.md: Created.
15442 * config.gcc: Add moxie support.
15443 * doc/md.texi (Machine Constraints): Add moxie constraints.
15444 * doc/contrib.texi (Contributors): Mention moxie port.
15445 * doc/install.texi (Specific): Mention the moxie port.
15447 2009-06-09 Ian Lance Taylor <iant@google.com>
15449 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
15450 compiling with C++.
15451 * optabs.c (optab_table): Only use designated initializers if
15452 HAVE_DESIGNATED_INITIALIZERS is defined.
15453 (convert_optab_table): Likewise.
15454 (init_optabs): Always call init_insn_codes if
15455 HAVE_DESIGNATED_INITIALIZERS is not defined.
15457 2009-06-09 Ian Lance Taylor <iant@google.com>
15459 * targhooks.c (default_builtin_vectorized_function): Change fn
15460 parameter to unsigned int.
15461 (default_builtin_vectorized_conversion): Change code parameter to
15463 (default_builtin_reciprocal): Change fn parameter to unsigned int.
15464 * targhooks.h: Update declarations.
15465 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
15466 parameter to unsigned int.
15468 * c-typeck.c (comptypes_check_enum_int): New static function.
15469 (comptypes_internal): Add enum_and_int_p parameter. Change all
15471 (comp_target_types): Add location parameter. Change all callers.
15472 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
15473 Change all callers.
15474 (function_types_compatible_p, type_lists_compatible_p): Likewise.
15475 (build_conditional_expr): Add colon_loc parameter. Change all
15477 (convert_for_assignment): Add location parameter. Change all callers.
15478 * c-parser.c (c_parser_conditional_expression): Pass location of
15479 colon to build_conditional_expr.
15480 * c-tree.h (build_conditional_expr): Update declaration.
15482 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15484 * graphite.c: Revert previous patch.
15486 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15489 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
15491 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
15493 * tree-ssa-loop-prefetch.c
15494 (loop_prefetch_arrays): Fixed a portability problem in printf format
15497 2009-06-09 Martin Jambor <mjambor@suse.cz>
15499 PR tree-optimization/40351
15500 * tree-sra.c (propagate_subacesses_accross_link): Check that a
15501 refrence to a potential artifical subaccess can be constructed.
15503 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15505 * config/sh/sh-protos.h (sh_optimization_options): Declare.
15506 (sh_override_options): Likewise.
15507 * config/sh/sh.c: Include params.h.
15508 (sh_optimization_options): New.
15509 (sh_override_options): Likewise.
15510 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
15511 (OVERRIDE_OPTIONS): Use sh_override_options.
15513 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15515 * dwarf2out.c (emit_cfa_remember): New variable.
15516 (add_fde_cfi): If emit_cfa_remember, recurse to add
15517 DW_CFA_remember_state first.
15518 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
15519 instead just set emit_cfa_remember.
15521 2009-06-08 Jan Hubicka <jh@suse.cz>
15524 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
15526 2009-06-08 Jan Hubicka <jh@suse.cz>
15528 PR middle-end/39834
15529 * cgraphunit.c (save_inline_function_body): Do not copy transform
15530 hooks for saved inline bodies.
15531 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
15532 for given function.
15534 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
15536 * jump.c (returnjump_p): Handle delayed branches. Add missing
15539 2009-06-08 Jan Hubicka <jh@suse.cz>
15541 PR middle-end/40102
15542 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
15543 original node might've been modified.
15544 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
15546 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15548 * tree-object-size.c (addr_object_size): Add OSI argument.
15549 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
15550 (compute_builtin_object_size, expr_object_size): Adjust callers.
15551 (plus_stmt_object_size): Call addr_object_size instead of
15552 compute_builtin_object_size.
15554 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
15555 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15557 * tree-ssa-loop-prefetch.c
15558 (gather_memory_references): Introduced a counter for the number of
15560 (anything_to_prefetch_p): Introduced a counter for the number of
15562 (is_loop_prefetching_profitable): New function with a cost model
15564 (loop_prefetch_arrays): Use the new cost model to determine if
15565 prefetching is profitable.
15566 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
15567 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15568 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
15569 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15570 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
15571 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15573 2009-06-08 Michael Matz <matz@suse.de>
15576 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
15577 partitions use the same.
15578 (expand_one_var): Deal with DECL_RTL sometimes begin set also
15579 for basevars of SSA_NAMEs.
15580 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
15581 to not expand them twice.
15582 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
15585 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
15587 * common.opt (fcompare-debug=, fcompare-debug-second): New.
15588 (fdump-final-insns=, gtoggle): New.
15589 * doc/invoke.texi: Document them.
15590 * final.c (rest_of_clean_state): Dump final insn stream.
15591 * gcc.c (invoke_as): Hook in -fcompare-debug.
15592 (static_spec_functions): Add compare-debug-dump-opt,
15593 compare-debug-self-opt and compare-debug-auxbase-opt.
15594 (compare_debug, compare_debug_second, compare_debug_opt): New.
15595 (switches_debug_check, n_switches_debug_check): New.
15596 (debug_auxbase_opt, debug_check_temp_file): New.
15597 (process_command): Handle -fno-compare-debug, -fcompare-debug and
15599 (do_self_spec): Handle arguments after switches.
15600 (do_spec_1): Add .gk extension to temp file basenames for compare.
15601 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
15602 (cc1_options): Use it instead of normal auxbase computation for
15603 the second compare-debug compilation.
15604 (compare_files): New.
15605 (main): Set up and implement compare debug mode.
15606 (compare_debug_dump_opt_spec_function): New.
15607 (compare_debug_self_opt_spec_function): New.
15608 (compare_debug_auxbase_opt_spec_function): New.
15609 * toplev.c (process_options): Handle flag_gtoggle,
15610 flag_dump_final_insns.
15611 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
15612 during -fcompare-debug-second compilation.
15614 2009-06-07 Ian Lance Taylor <iant@google.com>
15616 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
15617 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
15619 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
15620 with no default node. Change warning with %H to warning_at.
15621 Don't clear warn_switch around case checking.
15622 * doc/invoke.texi (Warning Options): Clarify distinction between
15623 -Wswitch and -Wswitch-enum.
15625 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15627 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
15629 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15631 * gbl-ctors.h: Add header guard.
15633 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15635 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
15636 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
15637 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
15638 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
15639 prototypes for removed functions.
15640 (expressions_equal_p): Move to ...
15641 * tree-ssa-sccvn.h: ... here and ...
15642 * matrix-reorg.c: ... adjust includes.
15644 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15646 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
15648 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15650 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
15651 (finish_function): Remove erroneous whitespace.
15653 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15655 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
15656 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
15658 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15660 * errors.c (internal_error): Commentary typo fix.
15661 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
15662 * tree-ssa-pre.c: Ditto.
15664 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15666 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
15667 them is supposed to hold actual statements.
15669 2009-06-06 Ian Lance Taylor <iant@google.com>
15671 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
15672 empty statements can now have attributes.
15674 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
15676 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
15677 * config/mips/mips.md: Ditto.
15679 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15681 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
15683 (__eabi_uconvert): Likewise.
15685 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15687 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
15688 CFI_* definitions with IN_GCC.
15690 2009-06-05 David Edelsohn <edelsohn@gnu.org>
15692 * xcoffout.h (xcoffout_source_line): Update prototype.
15694 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15696 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
15697 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
15699 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15701 PR middle-end/40340
15702 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
15703 inlined_function_outer_scope_p blocks for artificial inlines
15705 * tree.c (tree_nonartificial_location): Rewrite using
15706 block_nonartificial_location.
15708 2009-06-05 Revital Eres <eres@il.ibm.com>
15709 Leehod Baruch <leehod@il.ibm.com>
15711 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
15712 (expand_expr_real_1): Remove comment.
15713 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15714 Vectorize misaligned access when the target supports it.
15715 (vect_supportable_dr_alignment): Check for unaligned access support.
15716 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
15719 2009-06-05 Julian Brown <julian@codesourcery.com>
15721 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
15722 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
15724 2009-06-05 Richard Guenther <rguenther@suse.de>
15727 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
15728 as possibly unused.
15730 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15732 * config/s390/s390.c (global_not_special_regno_p): New static inline.
15733 (save_gprs): Don't tell unwinder when a global register is saved.
15734 (s390_emit_epilogue): Emit needed epilogue unwind info.
15736 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15738 * dwarf2out.c (deferred_asm_name): New.
15739 (add_name_and_src_coords_attributes): Defer creation of
15740 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
15742 (move_linkage_attr): New.
15743 (dwarf2out_finish): Revisit deferrals and emit attributes at the
15746 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15748 * tree-nested.c (finalize_nesting_tree_1): Declare the
15749 frame_decl in the binding tree.
15751 2009-06-04 Cary Coutant <ccoutant@google.com>
15753 * basic-block.h (struct basic_block_def): Add discriminator field.
15754 * dbxout.c (dbxout_source_line): Add new parameter. Change all
15756 * debug.c (do_nothing_debug_hooks): Add additional entry.
15757 (debug_nothing_int_charstar_int): New function.
15758 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
15759 (debug_nothing_int_charstar_int): New declaration.
15760 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
15761 discriminator value in .loc directive.
15762 * final.c (last_discriminator): New variable.
15763 (discriminator): New variable.
15764 (final_start_function): Initialize above variables, pass current
15765 discriminator to debug hook.
15766 (notice_source_line): Check for discriminator change.
15767 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
15768 * sdbout.c (sdbout_source_line): New parameter.
15769 * tree-cfg.c (struct locus_discrim_map): New structure type.
15770 (discriminator_per_locus): New hash table.
15771 (build_gimple_cfg): Allocate and free discriminator hash table.
15772 (make_edges): Call assign_discriminator.
15773 (locus_map_hash): New function.
15774 (locus_map_eq): New function.
15775 (next_discriminator_for_locus): New function.
15776 (same_line_p): New function.
15777 (assign_discriminator): New function.
15778 (make_cond_expr_edges): Call assign_discriminator.
15779 (make_gimple_switch_edges): Likewise.
15780 (first_non_label_stmt): New function.
15781 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
15783 * xcoffout.c (xcoffout_source_line): Add new parameter.
15785 * configure.ac (gcc_cv_as_discriminator): New configury check for
15786 gas support for discriminator.
15787 * configure: Regenerate.
15788 * config.in: Regenerate.
15790 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15792 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
15793 val after checking for integers.
15795 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
15797 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
15799 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
15800 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
15801 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
15802 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
15803 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
15804 X64_SSE_REGPARM_MAX.
15805 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
15806 X64_SSE_REGPARM_MAX.
15808 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15810 * gcc.c (report_times_to_file): New.
15811 (execute): Implement it.
15812 (process_command): Support -time=.
15813 * doc/invoke.texi: Document it.
15815 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15817 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
15818 that have value exprs.
15820 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15822 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
15823 declarations for constants until...
15824 (dw2_output_indirect_constant_1): ... this point.
15826 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
15829 * arm.md (arm_addsi3): Don't try to split an add with an
15830 eliminable register until after reload has completed.
15832 2009-06-03 Ian Lance Taylor <iant@google.com>
15834 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
15835 * genattrtab.c (write_length_unit_log): Likewise.
15836 * genchecksum.c (dosum): Likewise.
15837 * gengtype.c (write_rtx_next): Likewise.
15838 (finish_root_table, write_roots): Likewise.
15839 * gimple.c (gimple_ops_offset_): Likewise.
15840 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
15841 * config/arc/arc.c (arc_attribute_table): Likewise.
15842 * config/arm/arm.c (arm_attribute_table): Likewise.
15843 * config/avr/avr.c (avr_attribute_table): Likewise.
15844 * config/crx/crx.c (crx_attribute_table): Likewise.
15845 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
15846 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
15847 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
15848 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
15849 * config/sh/sh.c (sh_attribute_table): Likewise.
15850 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
15851 * config/spu/spu.c (spu_attribute_table): Likewise.
15852 * config/v850/v850.c (v850_attribute_table): Likewise.
15854 * config/alpha/alpha.c (vms_attribute_table): Make static.
15855 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
15856 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
15857 * config/mips/mips.c (mips_attribute_table): Likewise.
15859 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
15861 (cc1-checksum.o): Likewise.
15863 2009-06-03 Steve Ellcey <sje@cup.hp.com>
15865 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
15867 2009-06-03 Jakub Jelinek <jakub@redhat.com>
15869 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
15870 insn if it is changing sp. Use gen_add3_insn instead of
15871 conditionally gen_addsi3 and gen_adddi3.
15872 (offset_below_red_zone_p): New static inline function.
15873 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
15874 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
15875 * config/rs6000/ppc-asm.h: Include auto-host.h.
15876 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
15877 CFI_RESTORE): Define.
15878 * config/rs6000/crtresxgpr.asm: Add unwind info.
15879 * config/rs6000/crtresxfpr.asm: Likewise.
15880 * config/rs6000/crtresgpr.asm: Likewise.
15881 * config/rs6000/crtresfpr.asm: Likewise.
15882 * config/rs6000/crtsavgpr.asm: Likewise.
15883 * config/rs6000/crtsavfpr.asm: Likewise.
15885 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
15886 argument of DWARF2_FRAME_REG_OUT macros.
15888 2009-06-03 Julian Brown <julian@codesourcery.com>
15890 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
15891 words or less (including TImode) in core registers.
15893 2009-06-03 Richard Guenther <rguenther@suse.de>
15895 PR middle-end/40328
15896 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
15898 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
15900 * statistics.c (statistics_counter_event): Do not record event
15901 in pass dump if its number == -1.
15902 (curr_statistics_hash): Add assert that we never get passes
15903 with static number == -1.
15905 2009-06-03 Richard Guenther <rguenther@suse.de>
15906 Andrey Belevantsev <abel@ispras.ru>
15908 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
15909 non-BLKmode arrays addressable.
15911 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
15913 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
15914 * config/m68k/m68k.h: ... here.
15916 2009-06-03 Martin Jambor <mjambor@suse.cz>
15918 PR tree-optimization/40323
15919 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
15922 2009-06-03 Richard Guenther <rguenther@suse.de>
15924 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15927 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
15929 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15930 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
15931 JUMP_TABLE_DATA_P where applicable.
15932 * config/sh/sh.c: Ditto.
15933 * config/sh/sh.h: Ditto.
15934 * config/sh/sh.md: Ditto.
15935 * config/sh/symbian.c: Ditto.
15937 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
15939 * config/i386/driver-i386.c (describe_cache): Optimize
15940 concatenation of strings. Use snprintf instead of sprintf.
15941 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
15942 target when not compiling with GCC.
15944 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
15946 * config/sh/sh.c: Revert last change.
15947 (sh_expand_epilogue): Emit a blockage insn before the frame
15948 pointer adjustment unconditionally.
15950 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15952 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
15953 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
15954 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
15955 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
15956 to COLLECT_GCC_OPTIONS.
15958 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15960 * collect2.c (target_system_root): New variable.
15961 (main): Handle --sysroot=.
15962 (ignore_library): Strip the sysroot from the library path.
15964 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15966 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
15967 (collect2.o): Depend on collect2-aix.h.
15968 (collect2-aix.o): New rule.
15969 * collect2-aix.h: New file.
15970 * collect2-aix.c: Likewise.
15971 * collect2.c: Include collect2-aix.h. Don't undefine
15972 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15973 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15974 Use TARGET_AIX_VERSION instead of _AIX51.
15975 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15976 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15977 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15978 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15979 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15981 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15983 * collect2.c (ignore_library): Avoid premature post-increment
15984 and null deference.
15986 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15988 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15989 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15990 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15991 CROSS_DIRECTORY_STRUCTURE too.
15992 (LINK_LIBG_SPEC): Likewise.
15993 (LIB_SPEC): Add %R to sysroot paths.
15994 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15995 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15996 * config/rs6000/aix51.h: As for aix43.h.
15997 * config/rs6000/aix52.h: Likewise.
15998 * config/rs6000/aix53.h: Likewise.
15999 * config/rs6000/aix61.h: Likewise.
16000 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16001 to the beginning of sysroot paths.
16003 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16005 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
16006 INSN_LISTs that are out of the REG_NOTE range.
16008 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16010 * loop-unroll.c (struct iv_to_split): Add pointer to next.
16011 (struct var_to_expand): Likewise.
16012 (struct opt_info): Add head and tail for linked lists of the above.
16013 (analyze_insn_to_expand_var): Initialize next.
16014 (analyze_iv_to_split_insn): Likewise.
16015 (analyze_insns_in_loop): Create linked lists.
16016 (allocate_basic_variable): Simplify for use without hash table.
16017 (insert_var_expansion_initialization): Likewise, make it type-safer.
16018 (combine_var_copies_in_loop_exit): Likewise.
16019 (apply_opt_in_copies): Walk lists rather than hash tables.
16020 (release_var_copies): Simplified and inlined by hand into...
16021 (free_opt_info): ... this function.
16023 2009-06-02 Richard Guenther <rguenther@suse.de>
16025 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16028 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16030 * cfgexpand.c (gimple_expand_cfg): Discard the source location
16031 only for builtins that are not overridden.
16033 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16035 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
16038 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16040 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
16042 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16044 * combine.c (move_deaths): Compare LUIDs within the same BB only.
16046 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16048 * common.opt (fdump-unnumbered-links): New.
16049 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
16050 * print-rtl.c (flag_dump_unnumbered_links): New.
16051 (print_rtx): Test it.
16053 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
16055 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
16056 push/pop multiple to 8-byte alignment.
16058 2009-06-01 Jakub Jelinek <jakub@redhat.com>
16060 * config/i386/i386.c (queued_cfa_restores): New static variable.
16061 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
16063 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
16064 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
16065 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
16066 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
16067 note unconditionally.
16068 (ix86_emit_restore_regs_using_mov): Likewise.
16069 (ix86_emit_restore_sse_regs_using_mov): Likewise.
16070 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
16071 it through to ix86_emit_restore_reg_using_pop.
16072 (ix86_emit_leave): Add RED_OFFSET argument. Call
16073 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
16074 instead of adding REG_CFA_OFFSET note unconditionally.
16075 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
16076 the above functions. Call ix86_add_queued_cfa_restore_notes when
16079 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
16080 force output of the label even for dwarf2out_do_cfi_asm.
16081 (add_fde_cfi): If -g2 and above and cfi might change CFA,
16082 force creation of CFI label and chain DW_CFA_set_loc jumping to it
16083 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
16085 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16086 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
16087 dwarf2out_cfi_label callers.
16088 * tree.h (dwarf2out_cfi_label): Adjust prototype.
16089 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
16090 Adjust dwarf2out_cfi_label callers.
16091 * config/vax/vax.c (vax_output_function_prologue): Likewise.
16093 * config/i386/i386.h (struct machine_cfa_state,
16094 struct machine_function): Guard with ifndef USED_FOR_TARGET
16095 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
16098 * emutls.c (__emutls_get_address): Change arr->size to mean number
16099 of allocated arr->data entries instead of # of slots + 1.
16101 PR middle-end/40316
16102 * recog.c (peep2_reinit_state): New function.
16103 (peephole2_init_state): Use it at the end of a basic block and also
16104 when seeing a RTX_FRAME_RELATED_P insn.
16106 2009-06-01 Steve Ellcey <sje@cup.hp.com>
16108 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
16109 fixuns_truncrfdi2): New.
16110 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
16111 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
16112 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
16113 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
16114 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
16115 *recip_approx): Remove.
16116 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
16117 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
16118 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
16120 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
16123 2009-06-01 Ian Lance Taylor <iant@google.com>
16125 * attribs.c (register_attribute): Use CONST_CAST.
16126 * collect2.c (main): Use CONST_CAST2.
16127 (scan_prog_file): Likewise.
16128 * gcc.c (process_command, main): Likewise.
16129 * toplev.c (toplev_main): Likewise.
16131 * c-typeck.c (handle_warn_cast_qual): New static function,
16132 partially broken out of build_c_cast.
16133 (build_c_cast): Call handle_warn_cast_qual.
16134 * doc/invoke.texi (Warning Options): Document new effect of
16137 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
16139 * diagnostic.c (diagnostic_build_prefix): Always print columns.
16140 (diagnostic_report_current_module): Print columns.
16141 * common.opt (flag_show_column): Enable by default.
16143 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
16145 * alias.c (find_base_term): Check for NULL term before returning.
16147 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16149 Revert due to PR40320:
16150 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16151 * calls.c (emit_library_call_value_1): Don't force_operand for move
16154 2009-06-01 Olivier Hainque <hainque@adacore.com>
16155 Eric Botcazou <ebotcazou@adacore.com>
16157 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
16158 to be processed as a bitfield for constructor output purposes.
16159 * output.h (initializer_constant_valid_for_bitfield_p): Declare
16161 * varasm.c (oc_local_state): New type, output_constructor
16162 local state to support communication with helpers.
16163 (oc_outer_state): New type, output_constructor outer state of
16164 relevance in recursive calls.
16165 (output_constructor_array_range): New output_constructor helper,
16166 extracted code for an array range element.
16167 (output_constructor_regular_field): New output_constructor helper,
16168 extracted code for an element that is not a bitfield.
16169 (output_constructor_bitfield): New output_constructor helper,
16170 extracted code for a bitfield element. Accept an OUTER state
16171 argument for recursive processing. Recurse on record or array
16172 CONSTRUCTOR values, possibly past noop conversions.
16173 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
16174 VALUE is a valid constant-valued expression for use in a static
16175 bit-field initializer.
16176 (output_constructor): Rework to use helpers. Accept and honor an
16177 OUTER state argument for recursive calls. Return total size. Be
16178 prepared for nested constructors initializing bitfields.
16179 (output_constant): Feed OUTER in calls to output_constructor.
16181 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16183 * calls.c (emit_library_call_value_1): Don't force_operand for move
16186 2009-06-01 Nick Clifton <nickc@redhat.com>
16188 * doc/invoke.texi (IA-64 Options): Fix typo.
16190 2009-06-01 Ira Rosen <irar@il.ibm.com>
16192 PR tree-optimization/39129
16193 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
16195 (vect_do_peeling_for_loop_bound): Use
16196 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16197 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16198 (vect_loop_versioning): Likewise.
16199 (vect_create_cond_for_alias_checks): Fix indentation.
16200 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
16202 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
16203 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
16204 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
16205 "control flow in loop".
16206 (vect_estimate_min_profitable_iters): Use
16207 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16208 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16209 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16210 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
16211 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
16212 statement belongs to a group of strided accesses with the exact code
16214 (vectorizable_load): Likewise.
16215 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
16216 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16218 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
16220 * config/freebsd-stdint.h: New file.
16221 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
16222 Add freebsd-stdint.h to tm_file.
16224 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
16226 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
16227 (thumb2_extendhidi2): Likewise.
16229 2009-05-31 Ian Lance Taylor <iant@google.com>
16231 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
16233 2009-05-31 Ian Lance Taylor <iant@google.com>
16235 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
16236 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
16237 (ipa-reference.o): Depend upon gt-ipa-reference.h.
16239 2009-05-31 Jason Merrill <jason@redhat.com>
16241 * tree-pretty-print.c (print_call_name): Take the callee, not the
16242 call itself. Make non-static. Use dump_function_name for functions.
16243 (dump_generic_node): Adjust.
16244 * diagnostic.h: Declare print_call_name.
16245 * gimple-pretty-print.c (dump_gimple_call): Use it.
16247 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16249 * config/sh/sh.md (ashldi3_std): New define_expand.
16252 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16255 * config/sh/sh.c: Include debug.h.
16256 (sh_expand_epilogue): Emit a blockage insn before the frame
16257 pointer adjustment also when dwarf2out_do_frame returns true.
16259 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
16261 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
16262 (thumb2_extendqidi2): New pattern.
16264 2009-05-31 Ira Rosen <irar@il.ibm.com>
16266 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
16267 mark phis for renaming.
16268 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
16269 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
16270 Call mark_sym_for_renaming.
16271 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
16272 * tree-vect-loop.c (vect_transform_loop): Remove
16273 vect_memsyms_to_rename initialization and a call to
16274 mark_set_for_renaming.
16276 2009-05-31 Jakub Jelinek <jakub@redhat.com>
16278 PR middle-end/40304
16279 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
16280 frame related even if !set_cfa && style < 0.
16282 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
16284 * config/i386/mingw-tls.c: New file.
16285 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
16286 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
16287 defining _WIN32 but not __CYGWIN__.
16289 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16291 * configure.ac: Add MPC support.
16293 * config.in, configure: Regenerate.
16295 2009-05-29 Richard Henderson <rth@redhat.com>
16297 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
16298 NOTE_INSN_BASIC_BLOCK.
16299 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
16300 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
16301 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
16303 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
16305 (add_cfi): Disable check redefining cfa away from drap.
16306 (lookup_cfa_1): Add remember argument; handle remember/restore.
16307 (lookup_cfa): Pass remember argument.
16308 (cfa_remember): New.
16309 (compute_barrier_args_size_1): Remove sibcall check.
16310 (dwarf2out_frame_debug_def_cfa): New.
16311 (dwarf2out_frame_debug_adjust_cfa): New.
16312 (dwarf2out_frame_debug_cfa_offset): New.
16313 (dwarf2out_frame_debug_cfa_register): New.
16314 (dwarf2out_frame_debug_cfa_restore): New.
16315 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
16316 (dwarf2out_begin_epilogue): New.
16317 (dwarf2out_frame_debug_restore_state): New.
16318 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
16319 DW_CFA_restore_state.
16320 (output_cfi_directive): Likewise.
16321 (convert_cfa_to_fb_loc_list): Likewise.
16322 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
16323 * dwarf2out.h: Update.
16324 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
16325 (copy_insn_1): Early out for null.
16326 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
16327 and dwarf2out_frame_debug_restore_state.
16328 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
16329 (prologue_insn_hash, epilogue_insn_hash): New.
16330 (free_after_compilation): Adjust freeing accordingly.
16331 (record_insns): Create hash table if needed; push insns into
16332 hash instead of array.
16333 (maybe_copy_epilogue_insn): New.
16334 (contains): Search hash table instead of array.
16335 (sibcall_epilogue_contains): Remove.
16336 (thread_prologue_and_epilogue_insns): Split eh_return insns
16337 and mark them as epilogues.
16338 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
16339 scanning in terms of basic blocks.
16340 * insn-notes.def (CFA_RESTORE_STATE): New.
16341 * jump.c (returnjump_p_1): Accept EH_RETURN.
16342 (eh_returnjump_p_1, eh_returnjump_p): New.
16343 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
16344 CFA_REGISTER, CFA_RESTORE): New.
16345 * rtl.def (EH_RETURN): New.
16346 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
16348 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
16349 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
16351 * config/i386/i386.c (gen_push): Update cfa state.
16352 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
16353 add a CFA_ADJUST_CFA note.
16354 (ix86_dwarf_handle_frame_unspec): Remove.
16355 (ix86_expand_prologue): Update cfa state.
16356 (ix86_emit_restore_reg_using_pop): New.
16357 (ix86_emit_restore_regs_using_pop): New.
16358 (ix86_emit_leave): New.
16359 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
16360 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
16361 * config/i386/i386.h (struct machine_cfa_state): New.
16362 (ix86_cfa_state): New.
16363 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
16364 (eh_return_internal): Merge from eh_return_<mode>,
16365 use eh_return rtx, split w/ epilogue.
16367 2009-05-29 Ian Lance Taylor <iant@google.com>
16369 * builtins.c (validate_gimple_arglist): Don't use va_arg with
16371 * calls.c (emit_library_call_value_1): Likewise.
16373 * c-typeck.c (c_build_va_arg): New function.
16374 * c-tree.h (c_build_va_arg): Declare.
16375 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
16376 instead of build_va_arg.
16378 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
16380 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
16381 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
16382 (ptr_difference_cost): Use affine combinations to compute it.
16383 (difference_cost): Likewise.
16384 (get_computation_cost_at): Compute more accurate cost for addresses
16385 if the ratio is a multiplier allowed in addresses.
16386 For non-addresses, consider that an additional offset or symbol is
16389 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16391 * config/i386/i386.c (ix86_decompose_address): Avoid useless
16392 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
16394 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
16395 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
16396 (prefix_rex): For UNIT_MMX don't imply the prefix by default
16398 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
16399 to 1 for TYPE_SSE{IADD1,CVT1}.
16400 (prefix_vex_imm8): Removed.
16401 (length_vex): Only pass 1 as second argument to
16402 ix86_attr_length_vex_default if prefix_extra is 0.
16403 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
16404 (length): For prefix vex computation use length_immediate
16405 attribute instead of prefix_vex_imm8.
16406 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
16407 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
16408 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
16409 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
16410 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
16411 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
16412 a space in between the operands.
16413 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
16414 if one operand is 0xff and the other one si, di, bp or sp.
16415 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
16416 other one si, di, bp or sp.
16417 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
16418 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
16419 type and mode attributes.
16420 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
16421 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
16422 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
16423 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
16424 prefix_data16 attribute iff MODE_DF.
16425 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
16426 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
16427 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
16428 constm128_operand in length_immediate computation.
16429 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
16430 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
16431 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
16432 length_immediate attribute to 1.
16433 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
16434 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
16435 for certain alternatives.
16436 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
16437 prefix_data16 attribute if MODE_V1DF.
16438 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
16439 length_immediate to 1.
16440 (set_got_rex64, set_rip_rex64): Remove length attribute, set
16441 length_address to 4, set mode attribute to MODE_DI.
16442 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
16443 (fxam<mode>2_i387): Set length attribute to 4.
16444 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
16445 *prefetch_3dnow_rex): Override length_address attribute.
16446 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
16448 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
16449 (constm128_operand): Removed.
16450 * config/i386/i386.c (memory_address_length): For
16451 disp && !index && !base in 64-bit mode account for SIB byte if
16452 print_operand_address can't optimize disp32 into disp32(%rip)
16453 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
16454 for fs: or gs: segment.
16455 (ix86_attr_length_immediate_default): When checking if shortform
16456 is possible, truncate immediate to the length of the non-shortened
16458 (ix86_attr_length_address_default): Ignore MEM_P operands
16460 (ix86_attr_length_vex_default): Only check for DImode on
16461 GENERAL_REG_P operands.
16462 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
16463 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
16464 (sse_cvttps2pi): Clear prefix_rep attribute.
16465 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
16467 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
16468 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
16469 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
16470 iff operand 2 is const_int_operand.
16471 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
16472 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
16473 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
16475 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
16477 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
16478 prefix_data16 attribute for movlpd and movhpd instructions.
16479 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
16480 length_immediate for shufpd instruction.
16481 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
16482 (avx_cmpp<avxmodesuffixf2c><mode>3,
16483 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
16484 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
16485 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
16486 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
16487 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
16488 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
16489 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
16490 prefix_data16 attribute for the first alternative to 1.
16491 (*avx_loadlps): Override length_immediate for the first alternative.
16492 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
16493 attributes for second alternative.
16494 (*vec_concatv2sf_sse4_1): Override length_immediate and
16495 prefix_data16 attributes for second alternative.
16496 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
16497 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
16498 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
16499 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
16500 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
16501 prefix_data16 and length_immediate to 1.
16502 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
16504 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
16505 prefix_extra attribute for variants that don't have 0f prefix alone.
16506 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
16507 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
16508 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
16509 *sse4_1_pextrd): Set length_immediate to 1.
16510 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
16511 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
16513 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
16514 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
16515 length_immediate to 1 for second alternative.
16516 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
16517 prefix_extra and length_immediate attributes for the first
16519 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
16521 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
16522 to 1 for the first and third alternative.
16523 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
16525 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
16527 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
16529 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
16530 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
16531 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
16532 *avx_psign<mode>3): Set prefix_extra attribute to 1.
16533 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
16534 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
16535 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
16536 ssse3_psign<mode>3): Override prefix_rex attribute.
16537 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
16538 (ssse3_palignrti): Override length_immediate to 1.
16539 (ssse3_palignrdi): Override length_immediate to 1, override
16540 prefix_rex attribute.
16541 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
16542 (sse4a_extrqi): Override length_immediate to 2.
16543 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
16544 (sse4a_insertq): Override prefix_data16 to 0.
16545 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
16546 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
16547 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
16548 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
16549 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
16550 and length_immediate to 1.
16551 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
16552 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
16553 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
16554 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
16555 and length_immediate to 1.
16556 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
16557 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
16558 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
16559 avx_ptest256): Override prefix_extra to 1.
16560 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
16561 Override prefix_data16 and length_immediate to 1.
16562 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
16563 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
16564 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
16565 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
16566 prefix_data16 to 0 and prefix_extra to 2.
16567 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
16568 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
16570 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
16571 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
16572 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
16573 and prefix_extra to 2.
16574 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
16575 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
16576 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
16577 avx_vpermilvar<mode>3,
16578 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
16579 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
16580 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
16581 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
16582 Override prefix_extra to 1.
16583 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
16584 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
16585 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
16586 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
16587 prefix_extra and length_immediate to 1.
16588 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
16590 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
16591 to 1 for the first alternative.
16592 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
16593 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
16595 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
16596 *movv2sf_internal_avx, *movv2sf_internal): Override
16597 prefix_rep attribute for certain alternatives.
16598 (*mov<mode>_internal): Override prefix_rep or prefix_data16
16599 attributes for certain alternatives.
16600 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
16601 attributes for certain alternatives.
16602 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
16603 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
16604 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
16605 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
16606 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
16607 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
16608 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
16609 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
16610 length_immediate to 1 if operand 2 is const_int_operand.
16611 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
16612 *vec_extractv2si_1): Set length_immediate attribute to 1.
16613 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
16614 using old 3DNOW insn rather than SSE/3DNOW_A.
16615 (mmx_emms, mmx_femms): Clear modrm attribute.
16617 2009-05-29 Martin Jambor <mjambor@suse.cz>
16619 * tree-sra.c: New implementation of SRA.
16621 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
16622 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
16623 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
16624 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
16625 (SRA_MAX_STRUCTURE_COUNT): Removed.
16626 (SRA_FIELD_STRUCTURE_RATIO): Removed.
16627 * doc/invoke.texi (sra-max-structure-size): Removed.
16628 (sra-field-structure-ratio): Removed.
16630 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16632 PR middle-end/40291
16633 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
16636 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
16638 PR rtl-optimization/40101
16639 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
16640 seqno. Adjust comment.
16641 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
16642 inserting bookkeeping before a jump, the jump is not scheduled.
16643 When no positive seqno found, provide a value. Add comment.
16645 2009-05-29 Richard Guenther <rguenther@suse.de>
16647 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
16648 short-cutting on the first component.
16650 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16652 PR middle-end/39958
16653 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
16654 for trees other than decls/types.
16656 2009-05-29 Richard Guenther <rguenther@suse.de>
16658 * tree-ssa-operands.c (get_expr_operands): Do not handle
16659 INDIRECT_REFs in the handled-component case. Remove
16660 unused get_ref_base_and_extent case.
16661 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
16662 tree_low_cst and host_integerp where possible.
16663 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
16664 codes for equivalence.
16665 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
16667 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
16669 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
16670 to tmake_file for i[34567]86-*-cygwin*.
16672 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16675 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
16676 (altivec_categorize_keyword, init_vector_keywords,
16677 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
16680 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
16682 * tree.c (handle_dll_attribute): Check if node is
16683 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
16685 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
16687 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
16689 (thumb2_zero_extendqidi2): Likewise.
16691 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
16693 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
16694 instead of gen_movrt.
16695 * config/sh/sh.md (movrt): Remove.
16697 2009-05-28 Steve Ellcey <sje@cup.hp.com>
16699 * doc/invoke.texi (IA-64 Options):
16700 Add -msdata, -mfused-madd, -mno-inline-float-divide,
16701 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
16702 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
16703 -msched-prefer-non-control-spec-insns,
16704 -msched-stop-bits-after-every-cycle,
16705 -msched-count-spec-in-critical-path,
16706 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
16707 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
16708 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
16709 and -msched-spec-verbose.
16711 2009-05-28 Joseph Myers <joseph@codesourcery.com>
16713 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
16714 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
16716 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
16718 2009-05-28 Richard Guenther <rguenther@suse.de>
16720 * tree-ssa-alias.c (ao_ref_init): New function.
16721 (ao_ref_base): Likewise.
16722 (ao_ref_base_alias_set): Likewise.
16723 (ao_ref_alias_set): Likewise.
16724 (refs_may_alias_p_1): Change signature.
16725 (refs_may_alias_p): Adjust.
16726 (refs_anti_dependent_p): Likewise.
16727 (refs_output_dependent_p): Likewise.
16728 (call_may_clobber_ref_p_1): Change signature.
16729 (call_may_clobber_ref_p): Adjust.
16730 (stmt_may_clobber_ref_p_1): New function split out from ...
16731 (stmt_may_clobber_ref_p): ... here.
16732 (maybe_skip_until): Adjust signature.
16733 (get_continuation_for_phi): Likewise.
16734 (walk_non_aliased_vuses): Likewise.
16735 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
16736 (ao_ref_init): Declare.
16737 (ao_ref_base): Likewise.
16738 (ao_ref_alias_set): Likewise.
16739 (stmt_may_clobber_ref_p_1): Likewise.
16740 (walk_non_aliased_vuses): Adjust.
16741 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
16742 (get_ref_from_reference_ops): remove.
16743 (vn_reference_lookup_2): Adjust signature.
16744 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
16745 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
16746 (vn_reference_lookup): Adjust.
16747 (vn_reference_insert): Likewise.
16748 (vn_reference_insert_pieces): Adjust signature.
16749 (visit_reference_op_call): Adjust.
16750 * tree-ssa-pre.c (get_expr_type): Simplify.
16751 (phi_translate_1): Adjust.
16752 (compute_avail): Likewise.
16753 (translate_vuse_through_block): Do not re-build trees.
16754 (value_dies_in_block_x): Likewise.
16755 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
16757 (vn_reference_lookup_pieces): Adjust declaration.
16758 (vn_reference_insert_pieces): Likewise.
16760 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
16762 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
16763 with checking disabled.
16765 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
16769 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
16770 macro definition for support of three-operand format aligned
16771 .comm directive in assembler on cygwin/pe/mingw target OS.
16772 * configure: Regenerate.
16773 * config.h: Regenerate.
16775 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
16776 aligned form of .comm directive if -mpe-aligned-commons is in effect.
16777 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
16779 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
16780 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
16782 2009-05-28 Ira Rosen <irar@il.ibm.com>
16784 PR tree-optimization/40254
16785 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
16786 in analysis of basic blocks.
16788 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
16790 PR middle-end/33699
16791 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
16792 * target-def.h (TARGET_CONST_ANCHOR): New macro.
16793 (TARGET_INITIALIZER): Use it.
16794 * cse.c (CHEAPER): Move it up to the other macros.
16795 (insert): Rename this ...
16796 (insert_with_costs): ... to this. Add cost parameters. Update
16798 (insert): New function. Call insert_with_costs.
16799 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
16800 find_reg_offset_for_const, try_const_anchors): New functions.
16801 (cse_insn): Call try_const_anchors. Adjust cost of src_related
16802 when using a const-anchor. Call insert_const_anchors.
16803 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
16804 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
16806 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16808 * tree-inline.c (remap_decls): Enable nonlocalized variables
16809 when not optimizing.
16811 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16813 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
16814 Simplify other tests involving optimize.
16816 2009-05-27 Tom Tromey <tromey@redhat.com>
16818 * unwind-dw2.c (_Unwind_DebugHook): New function.
16819 (uw_install_context): Call _Unwind_DebugHook.
16821 2009-05-27 Tom Tromey <tromey@redhat.com>
16823 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
16825 2009-05-27 Ian Lance Taylor <iant@google.com>
16827 * Makefile.in (LINKER, LINKER_FLAGS): Define.
16828 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
16829 (ALL_LINKERFLAGS): Define.
16830 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
16831 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16832 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
16833 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16834 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
16835 $(LINKER_FOR_BUILD).
16836 (build/gcov-iov$(build_exeext)): Likewise.
16838 2009-05-27 Julian Brown <julian@codesourcery.com>
16840 * gcse.c (target.h): Include.
16841 (can_assign_to_reg_without_clobbers_p): Check that the target allows
16842 copy of argument to a pseudo register.
16844 2009-05-27 Diego Novillo <dnovillo@google.com>
16846 * tree-ssa-live.c (dump_scope_block): Document arguments.
16847 (dump_scope_blocks): Document.
16848 (debug_scope_blocks): New.
16849 * tree-flow.h (debug_scope_blocks): Declare.
16851 2009-05-21 Denis Chertykov <denisc@overta.ru>
16853 * doc/contrib.texi (Contributors): Add myself to the list.
16855 2009-05-27 Olivier Hainque <hainque@adacore.com>
16857 * expr.c (target_align): New function. Alignment the TARGET of an
16858 assignment may be assume to have.
16859 (highest_pow2_factor_for_target): Use it instead of relying on
16860 immediate tree attributes of TARGET, not necessarily honored when
16861 intermediate bitfields are involved.
16863 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
16866 * config/i386/driver-i386.c (host_detect_local_cpu): Support
16867 AVX, SSE4, AES, PCLMUL and POPCNT.
16869 2009-05-27 Diego Novillo <dnovillo@google.com>
16871 * tree-pretty-print.c (dump_location): New.
16872 (dump_generic_node): Call it.
16873 Factor code to handle BLOCK nodes ...
16874 (dump_block_node): ... here.
16876 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
16878 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
16880 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
16882 * gcc-plugin.h: Include config.h and system.h.
16883 (IN_GCC): Define if not defined.
16885 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
16887 PR middle-end/40249
16888 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
16891 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
16893 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
16895 * config/m32r/m32r.h: Ditto.
16896 * config/m32r/m32r.md: Ditto.
16897 * config/m32r/predicates.md: Ditto.
16899 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
16901 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
16903 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
16906 (Loading plugins): typo.
16907 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
16908 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16909 (Interacting with the GCC Garbage Collector): Added new section.
16910 (Giving information about a plugin): Added new section for
16912 * ggc.h (ggc_register_root_tab): Added declaration.
16913 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
16914 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
16915 (register_callback): Improved comment in declaration.
16916 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
16917 (extra_root_vec) Added static variable for dynamic roots registration.
16918 (ggc_register_root_tab) Added new routine.
16919 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
16920 PLUGIN_GGC_MARKING event.
16921 * ggc-zone.c: Include plugin.h.
16922 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16923 * ggc-page.c: Include plugin.h.
16924 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16925 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
16926 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
16927 (register_callback): check lack of callbacks for
16928 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
16929 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
16930 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
16931 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16932 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
16933 dependency on plugin.h.
16934 (plugin.o): Added dependency on ggc.h...
16936 2009-05-26 Richard Guenther <rguenther@suse.de>
16938 PR middle-end/40248
16940 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16941 with mismatched comparison modes.
16943 * expr.c (expand_expr_real_1): Expand the operand of a
16944 VIEW_CONVERT_EXPR in its natural mode.
16946 2009-05-26 Ian Lance Taylor <iant@google.com>
16948 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
16949 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
16950 (ALL_COMPILERFLAGS): Define.
16951 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
16952 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16953 (collect2$(exeext), collect2.o): Likewise.
16954 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
16955 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
16956 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
16957 (libbackend.o, intl.o, cppdefault.o): Likewise.
16958 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16959 (build/%.o): Use $(COMPILER_FOR_BUILD).
16960 (build/gen%$(build_exeext)): Likewise.
16961 (build/gcov-iov$(build_exeext)): LIkewise.
16962 * config/t-darwin (darwin.o): Use $(COMPILER).
16963 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
16964 * config/t-sol2 (sol2-c.o): Likewise.
16965 (sol2.o): Likewise.
16966 * config/t-vxworks (vxworks.o): Likewise.
16967 * config/x-darwin (host-darwin.o): Likewise.
16968 * config/x-hpux (host-hpux.o): Likewise.
16969 * config/x-linux (host-linux.o): Likewise.
16970 * config/x-solaris (host-solaris.o): Likewise.
16971 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16972 * config/arm/t-arm (arm-c.o): Likewise.
16973 * config/arm/t-pe (pe.o): Likewise.
16974 * config/arm/t-wince-pe (pe.o): Likewise.
16975 * config/i386/t-cygming (winnt.o): Likewise.
16976 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16977 * config/i386/t-cygwin (cygwin1.o): Likewise.
16978 (cygwin2.o): Likewise.
16979 * config/i386/t-i386 (i386-c.o): Likewise.
16980 * config/i386/t-interix (winnt.o): Likewise.
16981 * config/i386/t-netware (netware.o): Likewise.
16982 * config/i386/t-nwld (nwld.o): Likewise.
16983 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16984 * config/i386/x-i386 (driver-i386.o): Likewise.
16985 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16986 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16987 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16988 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16989 * config/mips/x-native (driver-native.o): Likewise.
16990 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16991 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16992 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16993 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16994 * config/score/t-score-elf (score7.o): Likewise.
16995 (score3.o): Likewise.
16996 * config/sh/t-sh (sh-c.o): Likewise.
16997 * config/sh/t-symbian (sh-c.o): Likewise.
16998 (symbian.o): Likewise.
16999 * config/spu/t-spu-elf (spu-c.o): Likewise.
17000 * config/v850/t-v850 (v850-c.o): Likewise.
17001 * config/v850/t-v850e (v850-c.o): Likewise.
17003 2009-05-26 Richard Guenther <rguenther@suse.de>
17005 PR tree-optimization/40122
17006 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
17007 VECTOR_CSTs if possible.
17008 (fold_gimple_assign): Likewise.
17010 2009-05-26 Richard Guenther <rguenther@suse.de>
17012 PR middle-end/40252
17013 * fold-const.c (fold_binary): Use the correct types for building
17016 2009-05-26 Richard Guenther <rguenther@suse.de>
17018 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
17019 redundant calls to merge_alias_info.
17020 (bump_vector_ptr): Likewise.
17021 * tree-ssa-copy.c (merge_alias_info): Remove.
17022 (replace_exp_1): Remove call to merge_alias_info.
17023 (propagate_tree_value): Likewise.
17024 (fini_copy_prop): Propagate points-to info.
17025 * tree-flow.h (merge_alias_info): Remove.
17027 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17029 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
17031 2009-05-25 Jan Hubicka <jh@suse.cz>
17033 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17034 * cgraph.h (struct inline_summary): New filed self_wize,
17035 size_inlining_benefit, self_time and time_inlining_benefit.
17036 (struct cgraph_global_info): Replace insns by time ans size fields.
17037 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17038 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17039 (ipcp_update_callgraph): Do not touch function bodies.
17040 * ipa-inline.c: Include except.h
17041 (MAX_TIME): New constant.
17042 (overall_insns): Remove.
17043 (leaf_node_p): New.
17044 (overall_size, max_benefit): New static variables.
17045 (cgraph_estimate_time_after_inlining): New function.
17046 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17047 (cgraph_clone_inlined_nodes): Update size.
17048 (cgraph_mark_inline_edge): Update size.
17049 (cgraph_estimate_growth): Use size info.
17050 (cgraph_check_inline_limits): Check size.
17051 (cgraph_default_inline_p): Likewise.
17052 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17053 (cgraph_decide_recursive_inlining): Check size.
17054 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17056 (cgraph_decide_inlining): Likewise.
17057 (cgraph_decide_inlining_incrementally): Likewise; honor
17058 PARAM_EARLY_INLINING_INSNS.
17059 (likely_eliminated_by_inlining_p): New predicate.
17060 (estimate_function_body_sizes): New function.
17061 (compute_inline_parameters): Use it.
17062 * except.c (must_not_throw_labels): New function.
17063 * except.h (must_not_throw_labels): Declare.
17064 * tree-inline.c (init_inline_once): Kill inlining_weigths
17065 * tree-ssa-structalias.c: Avoid uninitialized warning.
17066 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17067 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17068 (PARAM_INLINE_CALL_COST): Remove.
17069 (PARAM_EARLY_INLINING_INSNS): New.
17071 2009-05-25 Richard Guenther <rguenther@suse.de>
17073 PR tree-optimization/36327
17074 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
17075 callback for reference translation or lookup at the point of may-defs.
17076 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
17077 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
17078 for union COMPONENT_REFs.
17079 (vn_reference_lookup_3): New callback. Lookup from memset
17080 and CONSTRUCTOR assignment, translate through struct copies.
17081 (vn_reference_lookup_pieces): Make sure to not free the
17082 passed operands array. Adjust walk_non_aliased_vuses call.
17083 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
17084 make sure we do not leak memory.
17086 2009-05-25 Richard Guenther <rguenther@suse.de>
17088 * tree-ssa-alias.h (dump_points_to_solution): Declare.
17089 * tree-inline.c (expand_call_inline): Reset the escaped and
17090 callused solutions.
17091 * tree-ssa-structalias.c (pass_build_ealias): New.
17092 * tree-pass.h (pass_build_ealias): Declare.
17093 * passes.c (init_optimization_passes): Add PTA during
17094 early optimizations.
17095 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
17096 and CALLUSED solutions.
17097 (dump_points_to_solution): New function, split out from ...
17098 (dump_points_to_info_for): ... here.
17099 * tree-parloops.c (parallelize_loops): Reset the escaped and
17100 callused solutions.
17102 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17105 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
17106 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
17108 2009-05-25 Ira Rosen <irar@il.ibm.com>
17110 PR tree-optimization/40238
17111 * tree-vect-stmts.c (vect_init_vector): Insert initialization
17112 statements after basic block's labels.
17113 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
17114 to free the allocated memory.
17116 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
17118 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
17119 return address with a USE.
17121 2009-05-24 Richard Guenther <rguenther@suse.de>
17123 PR middle-end/40233
17124 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
17125 array type from the main variant of the inner type.
17127 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17129 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
17130 definition to bool (from int) to un-break build.
17131 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
17133 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
17135 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
17136 discard_stmt_changes): Delete.
17137 * tree-ssa-operands.c (scb_stack): Delete.
17138 (init_ssa_operands): Do not initialize it.
17139 (fini_ssa_operands): Do not free it.
17140 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
17142 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
17143 update_stmt, remove the others. Fix comments.
17144 * tree-dfa.c (optimize_stack_restore): Likewise.
17145 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
17146 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
17147 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17148 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
17150 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
17151 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
17152 (dom_opt_finalize_block): Likewise, adjusting access to
17154 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
17155 (stmts_to_rescan): Change item type to gimple.
17156 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
17158 2009-05-24 Ira Rosen <irar@il.ibm.com>
17160 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
17161 * tree-pass.h (pass_slp_vectorize): New pass.
17162 * params.h (SLP_MAX_INSNS_IN_BB): Define.
17163 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
17164 * tree-vectorizer.c (timevar.h): Include.
17165 (user_vect_verbosity_level): Declare.
17166 (vect_location): Fix comment.
17167 (vect_set_verbosity_level): Update user_vect_verbosity_level
17168 instead of vect_verbosity_level.
17169 (vect_set_dump_settings): Add an argument. Ignore user defined
17170 verbosity if dump flags require higher level of verbosity. Print to
17171 stderr only for loop vectorization.
17172 (vectorize_loops): Update call to vect_set_dump_settings.
17173 (execute_vect_slp): New function.
17174 (gate_vect_slp): Likewise.
17175 (struct gimple_opt_pass pass_slp_vectorize): New.
17176 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
17177 access its members.
17178 (vec_info_for_bb): New function.
17179 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
17180 (VECTORIZATION_ENABLED): New macro.
17181 (SLP_ENABLED, SLP_DISABLED): Likewise.
17182 (vect_is_simple_use): Add bb_vec_info argument.
17183 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
17184 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
17185 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
17186 vect_schedule_slp, vect_analyze_slp): Likewise.
17187 (vect_analyze_stmt): Add slp_tree argument.
17188 (find_bb_location): Declare.
17189 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17190 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
17191 (vect_analyze_loop_operations, vect_analyze_loop,
17192 get_initial_def_for_induction, vect_create_epilog_for_reduction,
17193 vect_finalize_reduction, vectorizable_reduction,
17194 vectorizable_live_operation, vect_transform_loop): Likewise.
17195 * tree-data-ref.c (dr_analyze_innermost): Update comment,
17196 skip evolution analysis if analyzing a basic block.
17197 (dr_analyze_indices): Likewise.
17198 (initialize_data_dependence_relation): Skip the test whether the
17199 object is invariant for basic blocks.
17200 (compute_all_dependences): Skip dependence analysis for data
17201 references in basic blocks.
17202 (find_data_references_in_stmt): Don't fail in case of invariant
17203 access in basic block.
17204 (find_data_references_in_bb): New function.
17205 (find_data_references_in_loop): Move code to
17206 find_data_references_in_bb and add a call to it.
17207 (compute_data_dependences_for_bb): New function.
17208 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
17209 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
17211 (vect_analyze_data_ref_dependence): Check for interleaving in case of
17212 unknown dependence in basic block and fail in case of dependence in
17214 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
17215 dependence instances from either loop or basic block vectorization
17217 (vect_compute_data_ref_alignment): Check if it is loop vectorization
17218 before calling nested_in_vect_loop_p.
17219 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
17220 dependence instances from either loop or basic block vectorization
17222 (vect_verify_datarefs_alignment): Likewise.
17223 (vect_enhance_data_refs_alignment): Adjust function calls.
17224 (vect_analyze_data_refs_alignment): Likewise.
17225 (vect_analyze_group_access): Fix printing. Skip different checks if
17226 DR_STEP is 0. Keep strided stores either in loop or basic block
17227 vectorization data structure. Fix indentation.
17228 (vect_analyze_data_ref_access): Fix comments, allow zero step in
17230 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
17231 dependence instances from either loop or basic block vectorization
17233 (vect_analyze_data_refs): Update comment. Call
17234 compute_data_dependences_for_bb to analyze basic blocks.
17235 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
17236 case of loop vectorization. In case of basic block vectorization use
17237 data-ref itself as a base.
17238 (vect_create_data_ref_ptr): In case of basic block vectorization:
17239 don't advance the pointer, add new statements before the current
17240 statement. Adjust function calls.
17241 (vect_supportable_dr_alignment): Support only aligned accesses in
17242 basic block vectorization.
17243 * common.opt (ftree-slp-vectorize): New flag.
17244 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
17245 (vect_pattern_recog_1): Likewise.
17246 * tree-vect-stmts.c (process_use): Likewise.
17247 (vect_init_vector): Add new statements in the beginning of the basic
17248 block in case of basic block SLP.
17249 (vect_get_vec_def_for_operand): Adjust function calls.
17250 (vect_finish_stmt_generation): Likewise.
17251 (vectorizable_call): Add assert that it is loop vectorization, adjust
17253 (vectorizable_conversion, vectorizable_assignment): Likewise.
17254 (vectorizable_operation): In case of basic block SLP, take
17255 vectorization factor from statement's type and skip the relevance
17256 check. Adjust function calls.
17257 (vectorizable_type_demotion): Add assert that it is loop
17258 vectorization, adjust function calls.
17259 (vectorizable_type_promotion): Likewise.
17260 (vectorizable_store): Check for outer loop only in case of loop
17261 vectorization. Adjust function calls. For basic blocks, skip the
17262 relevance check and don't advance pointers.
17263 (vectorizable_load): Likewise.
17264 (vectorizable_condition): Add assert that it is loop vectorization,
17265 adjust function calls.
17266 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
17267 that it is not reduction, get vector type, call only supported
17268 functions, skip loop specific parts.
17269 (vect_transform_stmt): Check for outer loop only in case of loop
17271 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
17272 (vect_is_simple_use): Fix comment, add new argument, fix conditions
17273 for external definition.
17274 * passes.c (pass_slp_vectorize): New pass.
17275 * tree-vect-slp.c (find_bb_location): New function.
17276 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
17277 check for patterns only in loops.
17278 (vect_build_slp_tree): Add argument, adjust function calls, fail in
17279 case of multiple types in basic block SLP.
17280 (vect_mark_slp_stmts_relevant): New function.
17281 (vect_supported_load_permutation_p): Fix comment.
17282 (vect_analyze_slp_instance): Add argument. In case of basic block
17283 SLP, take vectorization factor from statement's type, check that
17284 unrolling factor is 1. Adjust function call. Save SLP instance in
17285 either loop or basic block vectorization structure. Return FALSE,
17287 (vect_analyze_slp): Add argument. Get strided stores groups from
17288 either loop or basic block vectorization structure. Return FALSE
17289 if basic block SLP failed.
17290 (new_bb_vec_info): New function.
17291 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
17292 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
17293 (vect_schedule_slp): Add argument. Get SLP instances from either
17294 loop or basic block vectorization structure. Set vectorization factor
17295 to be 1 for basic block SLP.
17296 (vect_slp_transform_bb): New function.
17297 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
17299 2009-05-23 Mark Mitchell <mark@codesourcery.com>
17301 * final.c (shorten_branches): Do not align labels for jump tables.
17302 (final_scan_insn): Use JUMP_TABLE_DATA_P.
17304 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
17306 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
17307 Remove outdated reference to flow.c and fix nits.
17308 * doc/gccint.texi: Tweak RTL description.
17309 * doc/rtl.texi: Likewise.
17311 2009-05-23 Denis Chertykov <chertykov@gmail.com>
17313 * config/avr/avr.c: Change my email address.
17314 * config/avr/avr.h: Likewise.
17315 * config/avr/avr.md: Likewise.
17316 * config/avr/avr-protos.h: Likewise.
17317 * config/avr/libgcc.S: Likewise.
17319 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
17321 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
17322 (spu_split_load, spu_split_store): Change return type to int.
17323 (spu_split_convert): Declare.
17324 * config/spu/predicates.md (spu_mem_operand): Remove.
17325 (spu_mov_operand): Update.
17326 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
17327 * config/spu/spu.c (regno_aligned_for_load): Remove.
17328 (reg_aligned_for_addr, spu_expand_load): Define.
17329 (spu_expand_extv): Reimplement and handle MEM.
17330 (spu_expand_insv): Handle MEM.
17331 (spu_sched_reorder): Handle insn's with length 0.
17332 (spu_legitimate_address_p): Reimplement.
17333 (store_with_one_insn_p): Return TRUE for any mode with size
17334 larger than 16 bytes.
17335 (address_needs_split): Define.
17336 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
17338 (spu_convert_move): Define.
17339 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
17340 (spu_split_store): Change all MEM's to TImode.
17341 (spu_init_expanders): Preallocate registers that correspond to
17342 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
17344 (spu_split_convert): Define.
17345 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
17346 (_move<mode>, _movdi, _movti): Update predicate and condition.
17347 (load, store): Change to define_split.
17348 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
17350 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
17351 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
17352 define_insn_and_split of lshr<mode>3.
17353 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
17354 (<v>ashr<mode>3_imm): Define.
17355 (extv, extzv, insv): Allow MEM operands.
17356 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
17357 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
17358 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
17359 (_spu_convert2): Change to define_insn_and_split and remove the
17360 corresponding define_peephole2.
17361 (stack_protect_set, stack_protect_test, stack_protect_test_si):
17362 Change predicates to memory_operand.
17364 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17366 * config/arm/thumb2.md: Add 16-bit multiply instructions.
17368 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17370 PR tree-optimization/40219
17371 * tree.c (iterative_hash_expr): Make sure the builtin function is
17372 a normal builtin function and not a front end or back end builtin
17373 before indexing into the built_in_decls array.
17375 2009-05-22 Richard Guenther <rguenther@suse.de>
17377 PR middle-end/38964
17378 * alias.c (write_dependence_p): Do not use TBAA for answering
17379 anti-dependence or output-dependence.
17380 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
17381 (emit_pointer_definition): Remove.
17382 (emit_alias_warning): Likewise.
17383 (find_what_var_points_to): Remove TBAA pruning code.
17384 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
17386 (compute_points_to_sets): Remove code computing the set of
17387 dereferenced pointers.
17388 * tree-data-ref.c (dr_may_alias_p): Properly use the split
17389 oracle for querying anti and output dependencies.
17390 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
17391 if TBAA may be applied.
17392 (refs_anti_dependent_p): New function.
17393 (refs_output_dependent_p): Likewise.
17394 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
17395 (refs_output_dependent_p): Likewise.
17396 * doc/tree-ssa.texi (Memory model): New section.
17397 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17398 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17399 * cfgexpand.c (expand_gimple_basic_block): Do not handle
17400 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
17401 * expr.c (expand_expr_real_1): Likewise.
17402 * gimple-low.c (lower_stmt): Likewise.
17403 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
17404 (dump_gimple_cdt): Remove.
17405 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17406 (gimple_size): Likewise.
17407 (walk_gimple_op): Likewise.
17408 (is_gimple_stmt): Likewise.
17409 (walk_stmt_load_store_addr_ops): Likewise.
17410 (gimple_build_cdt): Remove.
17411 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17412 * gimple.h (gimple_cdt_new_type): Remove.
17413 (gimple_cdt_new_type_ptr): Likewise.
17414 (gimple_cdt_set_new_type): Likewise.
17415 (gimple_cdt_location): Likewise.
17416 (gimple_cdt_location_ptr): Likewise.
17417 (gimple_cdt_set_location): Likewise.
17418 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17419 * tree-cfg.c (remove_useless_stmts_1): Do not handle
17420 GIMPLE_CHANGE_DYNAMIC_TYPE.
17421 (verify_types_in_gimple_stmt): Likewise.
17422 * tree-inline.c (estimate_num_insns): Likewise.
17423 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
17424 (copy_decl_to_var): Likewise.
17425 (copy_result_decl_to_var): Likewise.
17426 * tree-pretty-print.c (dump_generic_node): Do not handle
17427 CHANGE_DYNAMIC_TYPE_EXPR.
17428 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17429 * tree-ssa-operands.c (get_expr_operands): Likewise.
17430 * tree-ssa-structalias.c (struct variable_info): Remove
17431 no_tbaa_pruning member.
17432 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
17433 (unify_nodes): Do not copy it.
17434 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17435 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
17436 (set_uids_in_ptset): Do not check it.
17437 (find_what_var_points_to): Likewise.
17438 (compute_tbaa_pruning): Remove.
17439 (compute_points_to_sets): Do not call it.
17440 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17441 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17442 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
17443 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
17444 (DECL_NO_TBAA_P): Likewise.
17445 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
17446 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
17447 (expand_omp_atomic_pipeline): Do not set it.
17448 * print-tree.c (print_node): Do not dump it.
17449 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
17452 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
17455 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
17458 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17460 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
17463 2009-05-22 Ben Elliston <bje@au.ibm.com>
17465 * Makefile.in (bversion.h, s-bversion): New targets.
17466 (TOPLEV_H): Add bversion.h.
17467 * toplev.h: Include "bversion.h".
17468 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
17469 the __format__ attribute only if compiling with the same version
17470 of GCC as the sources (the "build version").
17472 2009-05-22 Ben Elliston <bje@au.ibm.com>
17474 * c-format.c (handle_format_attribute): Fix comment typo.
17476 2009-05-21 Steve Ellcey <sje@cup.hp.com>
17479 * config/ia64/ia64.opt (mfused-madd): New.
17480 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
17481 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
17482 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
17483 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
17484 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
17485 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
17486 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
17487 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
17488 instruction if !TARGET_FUSED_MADD.
17489 (fpma, fpms): Remove colon from name.
17491 2009-05-22 Richard Guenther <rguenther@suse.de>
17493 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
17494 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
17495 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
17497 (create_expression_by_pieces): Only convert if necessary.
17498 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
17499 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
17501 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
17503 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
17504 regular pattern from a template and rename it ...
17505 (*extzv_truncsi_exts): ... to this.
17507 2009-05-21 Richard Guenther <rguenther@suse.de>
17509 * cgraph.h (struct cgraph_node): Remove inline_decl member.
17510 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
17511 (cgraph_default_inline_p): Likewise.
17512 (cgraph_decide_inlining_incrementally): Likewise.
17514 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
17515 Uros Bizjak <ubizjak@gmail.com>
17517 * config/i386/cpuid.h (bit_MOVBE): New.
17519 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
17521 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
17522 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
17523 (ix86_handle_option): Handle OPT_mmovbe.
17524 (ix86_target_string): Add -mmovbe.
17525 (pta_flags): Add PTA_MOVBE.
17526 (processor_alias_table): Add PTA_MOVBE to "atom".
17527 (override_options): Handle PTA_MOVBE.
17529 * config/i386/i386.h (TARGET_MOVBE): New.
17531 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
17532 (*bswapsi_movbe): New.
17533 (*bswapdi_movbe): Likewise.
17534 (bswapdi2): Renamed to ...
17535 (*bswapdi_1): This.
17536 (bswapdi2): New expander.
17538 * config/i386/i386.opt (mmovbe): New.
17540 * doc/invoke.texi: Document -mmovbe.
17542 2009-05-21 Taras Glek <tglek@mozilla.com>
17544 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
17545 * gcc-plugin.h (plugin_init): Updated signature.
17546 * gcc-plugin.h (plugin_name_args): Moved to this header.
17547 * doc/plugins.texi (plugin_init): Updated documention to reflect
17549 * doc/plugins.texi (plugin_name_args): Added to documention.
17551 2009-05-21 Mark Mitchell <mark@codesourcery.com>
17553 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
17554 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
17556 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
17558 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
17559 JUMP_TABLE_DATA_P predicates where applicable.
17560 * config/i386/predicates.md: Ditto.
17561 * config/i386/sse.md: Ditto.
17563 2009-05-21 Jakub Jelinek <jakub@redhat.com>
17565 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
17566 operand2 -128 override length_immediate attribute to 1.
17567 * config/i386/predicates.md (constm128_operand): New predicate.
17569 * config/i386/i386.c (memory_address_length): Handle %r12
17570 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
17572 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
17573 mode look through optional ZERO_EXTEND and SUBREG.
17574 * config/i386/i386.md (R12_REG): New define_constant.
17575 (prefix_data16): For sse unit set also for MODE_TI insns.
17576 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
17577 insns set if operand 1 is ext_QIreg_operand.
17578 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
17579 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
17581 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
17582 mode from MODE_DI to MODE_SI.
17583 (movdi_1_rex64): Override modrm and length_immediate attributes
17584 only for movabs (TYPE_IMOV, alternative 2).
17585 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
17586 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
17587 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
17588 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
17589 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
17590 prefix_rex attribute if DImode.
17591 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
17592 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
17593 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
17594 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
17595 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
17596 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
17597 Likewise. For TYPE_IMOV clear length_immediate attribute.
17598 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
17599 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
17600 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
17601 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
17602 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
17603 or one operand TYPE_ISHIFT.
17604 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
17605 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
17606 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
17607 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
17608 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
17609 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
17610 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
17611 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
17612 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
17613 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
17614 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
17615 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
17616 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
17617 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
17618 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
17619 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
17620 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
17621 set mode attribute, don't override length attribute.
17622 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
17624 (return_internal_long): Set length attribute to 2 instead of 1.
17625 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
17626 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
17627 prefix_rex attribute.
17628 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
17630 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
17632 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17634 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
17636 2009-05-20 Ian Lance Taylor <iant@google.com>
17638 * tree.c (build_tree_list_vec_stat): New function.
17639 (ctor_to_vec): New function.
17640 (build_nt_call_vec): New function.
17641 (build_call_array): Change args to be a const pointer.
17642 (build_call_vec): New function.
17643 * tree.h (build_nt_call_vec): Declare.
17644 (build_tree_list_vec_stat): Declare.
17645 (build_tree_list_vec): Define.
17646 (build_call_array): Update declaration.
17647 (build_call_vec): Declare.
17648 (ctor_to_vec): Declare.
17649 * c-common.c (tree_vector_cache): New static variable.
17650 (make_tree_vector): New function.
17651 (release_tree_vector): New function.
17652 (make_tree_vector_single): New function.
17653 (make_tree_vector_copy): New function.
17654 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
17655 (make_tree_vector_single, make_tree_vector_copy): Declare.
17656 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
17657 (c_parser_expr_list): Don't manage cache here, instead call
17659 (c_parser_release_expr_list): Remove static function.
17660 (c_parser_vec_to_tree_list): Remove static function.
17661 (c_parser_attributes): Call build_tree_list_vec instead of
17662 c_parser_vec_to_tree_list. Call release_tree_vector instead of
17663 c_parser_release_expr_list.
17664 (c_parser_postfix_expression_after_primary): Likewise.
17665 (c_parser_objc_keywordexpr): Likewise.
17667 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
17669 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
17670 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
17671 TARGET_CONVERT_TO_TYPE.
17672 * hooks.c (hook_tree_const_tree_null): Define.
17673 * hooks.h (hook_tree_const_tree_null): Declare.
17674 * target.h (struct gcc_target): Add invalid_parameter_type,
17675 invalid_return_type, promoted_type, and convert_to_type fields.
17676 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
17677 (TARGET_INVALID_RETURN_TYPE): Define.
17678 (TARGET_PROMOTED_TYPE): Define.
17679 (TARGET_CONVERT_TO_TYPE): Define.
17680 (TARGET_INITIALIZER): Update for new fields.
17681 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
17682 (grokparms): Check targetm.invalid_parameter_type.
17683 * c-typeck.c (default_conversion): Check targetm.promoted_type.
17684 * c-convert.c (convert): Check targetm.convert_to_type.
17686 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
17688 * config/mips/mips.md (*extenddi_truncate<mode>,
17689 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
17691 (*extendhi_truncateqi): New define_insn_and_sptit.
17693 2009-05-20 Jakub Jelinek <jakub@redhat.com>
17695 PR middle-end/40204
17696 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
17697 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
17699 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
17701 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
17702 the operand of VIEW_CONVERT_EXPR.
17704 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
17706 * config/i386/driver-i386.c (host_detect_local_cpu): Check
17707 extended family and model for Intel processors. Support Intel Atom.
17709 2009-05-20 Olivier Hainque <hainque@adacore.com>
17711 * gstab.h (stab_code_type): Define, to be used instead of the
17712 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
17714 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
17715 occurrences by stab_code_type.
17716 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
17718 2009-05-20 Martin Jambor <mjambor@suse.cz>
17720 * tree-flow.h (insert_edge_copies_seq): Undeclare.
17721 (sra_insert_before): Likewise.
17722 (sra_insert_after): Likewise.
17723 (sra_init_cache): Likewise.
17724 (sra_type_can_be_decomposed_p): Likewise.
17725 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
17726 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
17727 (sra_insert_before): Likewise.
17728 (sra_insert_after): Likewise.
17729 (sra_init_cache): Likewise.
17730 (insert_edge_copies_seq): Made static and moved upwards.
17732 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
17735 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
17737 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
17738 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
17741 2009-05-20 Richard Guenther <rguenther@suse.de>
17743 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17744 with mismatched comparison modes.
17746 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17748 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
17749 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
17750 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
17751 with shifts for Thumb2.
17752 (orsi_notsi): New for orn.
17753 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
17754 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
17755 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
17756 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
17757 Don't invert remainder for IOR.
17759 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
17761 PR tree-optimization/40087
17762 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
17763 number_of_iterations_ne): Rename never_infinite argument.
17764 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
17765 number_of_iterations_le): Handle pointer-type ivs when
17766 exit_must_be_taken is false.
17767 (number_of_iterations_cond): Do not always assume that
17768 exit_must_be_taken if the control variable is a pointer.
17770 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17772 * c-typeck.c (build_binary_op): Allow % on integal vectors.
17773 * doc/extend.texi (Vector Extension): Document that % is allowed too.
17775 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
17777 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
17778 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
17780 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17783 * c.opt (Wlogical-op): Disabled by default.
17784 * c-opt (c_common_post_options): Do not enable Wlogical-op with
17786 * doc/invoke.texi (Wlogical-op): Likewise.
17788 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
17790 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
17792 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
17793 Propagate the type of the first operand.
17794 <ASSERT_EXPR>: Simplify.
17795 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
17796 Rewrite using the RHS code as discriminant.
17797 <NOP_EXPR>: Turn into CASE_CONVERT.
17798 <PLUS_EXPR>: Propagate the type of the first operand.
17800 2009-05-19 Steve Ellcey <sje@cup.hp.com>
17802 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
17803 (ia64_dconst_0_375): New.
17804 * config/ia64/ia64.c (ia64_override_options): Remove
17805 -minline-sqrt-min-latency warning.
17806 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
17807 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
17808 * config/ia64/ia64.md (*sqrt_approx): Remove.
17809 (sqrtsf2): Remove #if 0.
17810 (sqrtsf2_internal_thr): Rewrite and move to div.md.
17811 (sqrtdf): Remove assert.
17812 (sqrtdf2_internal_thr): Rewrite and move to div.md.
17813 (sqrtxf2): Remove #if 0.
17814 (sqrtxf2_internal_thr): Rewrite and move to div.md.
17815 * div.md (sqrt_approx_rf): New.
17816 (sqrtsf2_internal_thr): New implementation.
17817 (sqrtsf2_internal_lat): New.
17818 (sqrtdf2_internal_thr: New implementation.
17819 (sqrtxf2_internal): New implementation.
17821 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
17822 Hans-Peter Nilsson <hp@axis.com>
17824 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
17825 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
17826 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
17827 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
17828 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
17829 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
17830 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
17831 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
17832 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
17833 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
17834 * c-common.c: ...from here.
17836 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17838 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
17840 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17842 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
17844 2009-05-19 Ben Elliston <bje@au.ibm.com>
17846 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
17847 assignments with memcpy calls.
17848 (add_fdes): Likewise.
17849 (binary_search_unencoded_fdes): Likewise.
17850 (linear_search_fdes): Eliminate type puns.
17852 2009-05-19 Richard Guenther <rguenther@suse.de>
17854 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
17855 not falsely claim to have propagated into all uses.
17857 2009-05-19 Ben Elliston <bje@au.ibm.com>
17859 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
17862 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17864 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
17865 * config/sh/sh.c (sh_legitimate_address_p): Make static.
17866 (TARGET_LEGITIMATE_ADDRESS_P): New.
17867 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17868 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17870 2009-05-18 Dodji Seketeli <dodji@redhat.com>
17873 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
17874 child of the containing namespace's DIE.
17876 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
17878 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
17879 *zero_extendhi_truncqi): Move after the zero_extend patterns.
17880 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
17883 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
17886 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
17887 gen_align with gen_pad.
17888 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
17889 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
17891 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
17892 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
17894 * config/i386/i386.md (align): Renamed to ...
17895 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
17896 ASM_OUTPUT_MAX_SKIP_PAD.
17898 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
17900 * config.gcc: Fix variable syntax.
17903 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
17904 before calling exact_log2.
17905 (output_iorsi3): Likewise.
17906 (output_xorsi3): Likewise.
17908 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17910 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
17911 for the none zero constant operand except for EQ and NE
17912 comprisons even when the first operand is R0.
17914 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
17916 * config/s390/2064.md: Remove trailing whitespaces.
17917 * config/s390/2084.md: Likewise.
17918 * config/s390/constraints.md: Likewise.
17919 * config/s390/fixdfdi.h: Likewise.
17920 * config/s390/libgcc-glibc.ver: Likewise.
17921 * config/s390/s390-modes.def: Likewise.
17922 * config/s390/s390-protos.h: Likewise.
17923 * config/s390/s390.c: Likewise.
17924 * config/s390/s390.h: Likewise.
17925 * config/s390/s390.md: Likewise.
17926 * config/s390/tpf-unwind.h: Likewise.
17928 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17930 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
17932 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17935 * configure.ac (m68k-*-*): Check if binutils support TLS.
17936 * configure: Regenerate.
17937 * config/m68k/predicates.md (symbolic_operand): Extend comment.
17938 * config/m68k/constraints.md (Cu): New constraint.
17939 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
17940 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
17941 (movsi): Handle TLS symbols.
17942 (addsi3_5200): Handle XTLS symbols, indent.
17943 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
17944 (m68k_tls_reference_p): Declare.
17945 (m68k_legitimize_address): Declare.
17946 (m68k_unwrap_symbol): Declare.
17947 * config/m68k/m68k.opt (mxtls): New option.
17948 * config/m68k/m68k.c (ggc.h): Include.
17949 (m68k_output_dwarf_dtprel): Implement hook.
17950 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
17951 (m68k_expand_prologue): Load GOT pointer when function needs it.
17952 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
17953 (m68k_legitimate_constant_address_p): Same.
17954 (m68k_decompose_address): Handle TLS references.
17955 (m68k_get_gp): New static function.
17956 (enum m68k_reloc): New contants.
17957 (TLS_RELOC_P): New macro.
17958 (m68k_wrap_symbol): New static function.
17959 (m68k_unwrap_symbol): New function.
17960 (m68k_final_prescan_insn_1): New static function.
17961 (m68k_final_prescan_insn): New function.
17962 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
17964 (legitimize_pic_address): Handle TLS references..
17965 (m68k_tls_get_addr, m68k_get_tls_get_addr)
17966 (m68k_libcall_value_in_a0_p)
17967 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
17968 (m68k_call_m68k_read_tp): Helper variables and functions for ...
17969 (m68k_legitimize_tls_address): Handle TLS references.
17970 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17972 (m68k_legitimize_address): Handle TLS symbols.
17973 (m68k_get_reloc_decoration): New static function.
17974 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17976 (m68k_output_dwarf_dtprel): Implement hook.
17977 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17978 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17979 m68k_call_* routines.
17980 (sched_attr_op_type): Handle TLS symbols.
17981 (gt-m68k.h): Include.
17982 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17983 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17985 2009-05-18 Martin Jambor <mjambor@suse.cz>
17987 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17988 (visit_store_addr_for_mod_analysis): New function.
17989 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17990 (determine_cst_member_ptr): Use gimple_assign_single_p.
17991 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17992 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17993 operands. Don't check number of operands of a NOP_EXPR.
17995 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17997 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17999 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18002 * c-common.c (warn_logical_operator): Don't warn if one of
18003 expression isn't always true or false.
18005 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
18007 * config/i386/biarch32.h: New file.
18008 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
18010 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
18012 * config/mips/mips.md (*zero_extend<mode>_trunchi,
18013 *zero_extend<mode>_truncqi): Merge these into ...
18014 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
18015 Name the pattern following this as *zero_extendhi_truncqi.
18017 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
18019 PR middle-end/39301
18020 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
18021 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
18022 (output_info): Make field HOST_WIDEST_INT.
18023 (print_statistics): Use HOST_WIDEST_INT_PRINT.
18024 (dump_bitmat_statistics): Same.
18026 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
18028 * config.gcc (use_gcc_stdint): Set to wrap.
18029 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
18030 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
18031 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
18032 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
18033 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
18034 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
18035 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
18036 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
18038 2009-05-16 Joseph Myers <joseph@codesourcery.com>
18040 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
18042 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
18043 Move definitions earlier.
18044 (OPT_ARCH64, OPT_ARCH32): Define.
18045 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
18048 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18051 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
18054 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18056 * arm.md (movdi2): Copy non-reg values to DImode registers.
18058 2009-05-16 Jakub Jelinek <jakub@redhat.com>
18061 * final.c (label_to_max_skip): New function.
18062 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
18063 CODE_LABEL_NUMBER <= max_labelno.
18064 * output.h (label_to_max_skip): New prototype.
18065 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
18066 (ix86_avoid_jump_mispredicts): ... this. Don't define if
18067 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
18068 Handle CODE_LABELs with >= 16 byte alignment or with
18069 max_skip == (1 << align) - 1.
18070 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
18071 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
18074 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
18075 .p2align 3 if MAX_SKIP is smaller than 7.
18076 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
18078 2009-05-15 Ian Lance Taylor <iant@google.com>
18080 * alias.c (struct alias_set_entry_d): Rename from struct
18081 alias_set_entry. Change all uses.
18082 * except.c (struct call_site_record_d): Rename from struct
18083 call_site_record. Change all uses.
18084 * except.h (struct eh_region_d): Rename from struct eh_region.
18086 * gcse.c (struct hash_table_d): Rename from struct hash_table.
18088 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
18089 ivtype_map_elt. Change all uses.
18090 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
18092 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
18093 * graphite.h (struct name_tree_d): Rename from struct name_tree.
18095 (struct sese_d): Rename from struct sese. Change all uses.
18096 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
18097 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
18098 * optabs.h (struct optab_d): Rename from struct optab. Change all
18100 (struct convert_optab_d): Rename from struct convert_optab.
18102 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
18103 ipa_opt_pass. Change all uses.
18104 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
18107 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
18108 defined as a typedef.
18109 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
18112 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18115 * fold-const.c (make_range,build_range_check,merge_ranges): Move
18117 (merge_ranges): Returns bool.
18118 * tree.h (make_range): .. to here.
18119 (build_range_check): Likewise.
18120 (merge_ranges): Likewise. Renamed from merge_ranges.
18121 * c-typeck.c (parser_build_binary_op): Update calls to
18122 warn_logical_operator.
18123 * c-common.c (warn_logical_operator): Add new warning.
18124 * c-common.h (warn_logical_operator): Update declaration.
18126 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18128 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
18130 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18132 * doc/install.texi: Document MPC requirements, flags etc.
18134 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
18135 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
18136 Evaluate constant arguments.
18137 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
18138 (fold_builtin_1): Likewise, also evaluate constant arguments.
18139 Remove superfluous break.
18140 (do_mpc_ckconv): New.
18141 * real.h: Include mpc.h.
18142 * toplev.c (print_version): Output MPC version info if available.
18144 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18146 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
18148 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
18150 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
18153 2009-05-15 Jan Hubicka <jh@suse.cz>
18155 * doc/invoke.texi (max-early-inliner-iterations): New flag.
18156 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
18157 (try_inline): Fix return value.
18158 (cgraph_decide_inlining_incrementally): Honor new value.
18159 (cgraph_early_inlining): Handle indirect inlining.
18160 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
18162 2009-05-15 Jan Hubicka <jh@suse.cz>
18164 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
18165 * cgraphunit.c (cgraph_finalize_function): Set it.
18166 (cgraph_expand_function): Use it.
18168 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18170 * real.c (encode_ieee_half): Define.
18171 (decode_ieee_half): Define.
18172 (ieee_half_format): Define.
18173 (arm_half_format): Define.
18174 * real.h (ieee_half_format): Declare.
18175 (arm_half_format): Declare.
18177 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18179 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
18180 swapped, and reversed optabs exist before trying to use them.
18182 2009-05-15 Paul Brook <paul@codesourcery.com>
18183 Sandra Loosemore <sandra@codesourcery.com>
18185 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
18186 loads. Allow PRE_DEC.
18187 (output_move_neon): Handle PRE_DEC.
18188 (arm_print_operand): Add 'A' for neon structure loads.
18189 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
18190 * config/arm/neon.md (neon_mov): Update comment.
18191 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
18193 (Um): New constraint.
18195 2009-05-15 Jan Hubicka <jh@suse.cz>
18197 Revert the following patch until testsuite fallout is fixed:
18198 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18199 * cgraph.h (struct inline_summary): New filed self_wize,
18200 size_inlining_benefit, self_time and time_inlining_benefit.
18201 (struct cgraph_global_info): Replace insns by time ans size fields.
18202 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18203 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18204 (ipcp_update_callgraph): Do not touch function bodies.
18205 * ipa-inline.c: Include except.h
18206 (MAX_TIME): New constant.
18207 (overall_insns): Remove
18208 (overall_size, max_benefit): New static variables.
18209 (cgraph_estimate_time_after_inlining): New function.
18210 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18211 (cgraph_clone_inlined_nodes): Update size.
18212 (cgraph_mark_inline_edge): Update size.
18213 (cgraph_estimate_growth): Use size info.
18214 (cgraph_check_inline_limits): Check size.
18215 (cgraph_default_inline_p): Likewise.
18216 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18217 (cgraph_decide_recursive_inlining): Check size.
18218 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18220 (cgraph_decide_inlining): Likewise.
18221 (cgraph_decide_inlining_incrementally): Likewise; honor
18222 PARAM_EARLY_INLINING_INSNS.
18223 (likely_eliminated_by_inlining_p): New predicate.
18224 (estimate_function_body_sizes): New function.
18225 (compute_inline_parameters): Use it.
18226 * except.c (must_not_throw_labels): New function.
18227 * except.h (must_not_throw_labels): Declare.
18228 * tree-inline.c (init_inline_once): Kill inlining_weigths
18229 * tree-ssa-structalias.c: Avoid uninitialized warning.
18230 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18231 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18232 (PARAM_INLINE_CALL_COST): Remove.
18233 (PARAM_EARLY_INLINING_INSNS): New.
18235 2009-05-15 Richard Guenther <rguenther@suse.de>
18237 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
18238 not TODO_update_ssa.
18240 2009-05-15 Richard Guenther <rguenther@suse.de>
18242 PR tree-optimization/39999
18243 * gimple.h (gimple_expr_type): Use the expression type looking
18244 through useless conversions.
18245 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
18246 (vn_nary_op_insert_stmt): Likewise.
18247 (simplify_binary_expression): Likewise.
18249 2009-05-15 Richard Guenther <rguenther@suse.de>
18251 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18252 New options, enabled by default.
18253 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18255 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
18256 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
18257 * tree-ssa-structalias.c (gate_tree_pta): New function.
18258 (pass_build_alias): Use it.
18260 2009-05-15 Joseph Myers <joseph@codesourcery.com>
18262 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
18263 recurse on an invariant address if a conversion from a pointer
18264 type to a wider integer type is involved.
18266 2009-05-15 Jan Hubicka <jh@suse.cz>
18268 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18269 * cgraph.h (struct inline_summary): New filed self_wize,
18270 size_inlining_benefit, self_time and time_inlining_benefit.
18271 (struct cgraph_global_info): Replace insns by time ans size fields.
18272 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18273 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18274 (ipcp_update_callgraph): Do not touch function bodies.
18275 * ipa-inline.c: Include except.h
18276 (MAX_TIME): New constant.
18277 (overall_insns): Remove
18278 (overall_size, max_benefit): New static variables.
18279 (cgraph_estimate_time_after_inlining): New function.
18280 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18281 (cgraph_clone_inlined_nodes): Update size.
18282 (cgraph_mark_inline_edge): Update size.
18283 (cgraph_estimate_growth): Use size info.
18284 (cgraph_check_inline_limits): Check size.
18285 (cgraph_default_inline_p): Likewise.
18286 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18287 (cgraph_decide_recursive_inlining): Check size.
18288 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18290 (cgraph_decide_inlining): Likewise.
18291 (cgraph_decide_inlining_incrementally): Likewise; honor
18292 PARAM_EARLY_INLINING_INSNS.
18293 (likely_eliminated_by_inlining_p): New predicate.
18294 (estimate_function_body_sizes): New function.
18295 (compute_inline_parameters): Use it.
18296 * except.c (must_not_throw_labels): New function.
18297 * except.h (must_not_throw_labels): Declare.
18298 * tree-inline.c (init_inline_once): Kill inlining_weigths
18299 * tree-ssa-structalias.c: Avoid uninitialized warning.
18300 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18301 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18302 (PARAM_INLINE_CALL_COST): Remove.
18303 (PARAM_EARLY_INLINING_INSNS): New.
18304 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
18305 (inline-call-cost): Remove.
18306 (early-inlining-insns): New.
18308 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
18310 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
18312 (print_int_cst_bounds_in_octal_p): Likewise.
18313 (dbxout_type): Adjust calls to above functions. Be prepared to deal
18315 * dwarf2out.c (base_type_die): Likewise.
18316 (is_subrange_type): Delete.
18317 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
18318 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
18319 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
18320 if the destination type is boolean.
18321 (build_range_check): Do not special-case subtypes.
18322 (fold_sign_changed_comparison): Likewise.
18323 (fold_unary): Likewise.
18324 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
18325 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
18326 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
18327 * tree.c (subrange_type_for_debug_p): New predicate based on the
18328 former is_subrange_type.
18329 * tree.h (subrange_type_for_debug_p): Declare.
18330 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
18331 (convert_affine_scev): Remove call to above function.
18332 (chrec_convert_aggressive): Likewise.
18333 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
18334 false for conversions involving subtypes.
18335 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
18336 (vrp_val_min): Likewise.
18337 (needs_overflow_infinity): Likewise.
18338 (extract_range_from_unary_expr): Likewise.
18340 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
18342 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18343 * config/frv/frv.c: Likewise.
18344 * config/s390/s390.c: Likewise.
18345 * config/sparc/sparc.h: Likewise.
18346 * config/i386/i386.h: Likewise.
18347 * config/i386/i386.c: Likewise.
18348 * config/crx/crx.c: Likewise.
18349 * config/m68hc11/m68hc11.h: Likewise.
18350 * config/iq2000/iq2000.c: Likewise.
18351 * config/mn10300/mn10300.h: Likewise.
18352 * config/mn10300/mn10300.c: Likewise.
18353 * config/m68k/m68k.c: Likewise.
18354 * config/rs6000/rs6000.c: Likewise.
18355 * config/rs6000/xcoff.h: Likewise.
18356 * config/rs6000/linux64.h: Likewise.
18357 * config/rs6000/sysv4.h: Likewise.
18358 * config/score/score3.c: Likewise.
18359 * config/score/score7.c: Likewise.
18360 * config/score/score.c: Likewise.
18361 * config/arm/arm.md: Likewise.
18362 * config/mips/mips.c: Likewise.
18363 * config/mips/mips.md: Likewise.
18364 * config/bfin/bfin.h: Likewise.
18365 * config/pa/pa.c: Likewise.
18366 * config/pa/constraints.md: Likewise.
18368 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
18369 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
18370 * config/pdp11/pdp11.h: Use memory_address_p instead.
18372 2009-05-14 Ian Lance Taylor <iant@google.com>
18374 * passes.c (finish_optimization_passes): Change i to int.
18375 * plugin.c (plugins_active_p): Change event to int.
18376 (dump_active_plugins): Likewise.
18377 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
18379 * tree.c (tree_range_check_failed): Change c to unsigned int.
18380 (omp_clause_range_check_failed): Likewise.
18381 (build_common_builtin_nodes): Change mode to int. Add cast.
18382 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
18383 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
18385 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
18386 ++ or -- with a variable of enum type.
18388 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18391 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
18393 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18395 * store-motion.c: Do not include params.h
18396 * Makefile.in: Fix dependencies for various files.
18398 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18400 * auto-inc-dec.c: Fix pass description, remove apparent
18401 accidental duplication.
18403 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
18405 PR middle-end/40147
18406 * ipa-utils.h (memory_identifier_string): Moved to ...
18407 * tree.h (memory_identifier_string): Here. Add GTY(()).
18409 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18411 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
18412 in the former documentation of...
18413 (GO_IF_LEGITIMATE_ADDRESS): ... this.
18414 * ira-conflicts.c (get_dup_num): Use address_operand.
18415 * targhooks.c (default_legitimate_address_p): New.
18416 * targhooks.h (default_legitimate_address_p): New.
18417 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
18419 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
18420 * target.h (struct target): Add legitimate_address_p.
18421 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
18422 (TARGET_INITIALIZER): Include it.
18424 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18425 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
18426 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
18427 (TARGET_LEGITIMATE_ADDRESS_P): New.
18429 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18430 (REG_OK_STRICT_P): Delete.
18431 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
18432 (frv_legitimate_address_p_1): ... this.
18433 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
18434 (frv_legitimate_address_p_1): ... the renamed old
18435 frv_legitimate_address_p.
18436 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
18437 (TARGET_LEGITIMATE_ADDRESS_P): New.
18439 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18440 * config/s390/s390-protos.h (legitimate_address_p): Remove.
18441 * config/s390/s390.c (legitimate_address_p): Rename to...
18442 (s390_legitimate_address_p): ... this, make static.
18443 (legitimize_address): Adjust call.
18444 (TARGET_LEGITIMATE_ADDRESS_P): New.
18445 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
18447 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18448 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
18449 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
18450 (TARGET_LEGITIMATE_ADDRESS_P): New.
18452 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18453 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
18454 * config/spu/spu.c (spu_legitimate_address): Rename to...
18455 (spu_legitimate_address_p): ... this, make static.
18456 (TARGET_LEGITIMATE_ADDRESS_P): New.
18458 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18459 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
18460 * config/sparc/sparc.c (legitimate_address_p): Rename to...
18461 (sparc_legitimate_address_p): ... this, make static and return bool.
18462 (legitimize_address): Adjust call.
18463 (TARGET_LEGITIMATE_ADDRESS_P): New.
18465 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18466 * config/i386/i386-protos.h (legitimate_address_p): Remove.
18467 * config/i386/i386.c (legitimate_address_p): Rename to...
18468 (ix86_legitimate_address_p): ... this, make static.
18469 (constant_address_p): Move after it, adjust call.
18470 (TARGET_LEGITIMATE_ADDRESS_P): New.
18472 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18473 * config/avr/avr-protos.h (legitimate_address_p): Remove.
18474 * config/avr/avr.c (legitimate_address_p): Rename to...
18475 (avr_legitimate_address_p): ... this, make static.
18476 (legitimize_address): Adjust call.
18477 (TARGET_LEGITIMATE_ADDRESS_P): New.
18479 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18480 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
18481 * config/crx/crx.c (crx_legitimate_address_p): Make static.
18482 (TARGET_LEGITIMATE_ADDRESS_P): New.
18484 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18485 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
18486 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
18487 (TARGET_LEGITIMATE_ADDRESS_P): New.
18489 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18490 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
18492 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
18494 (TARGET_LEGITIMATE_ADDRESS_P): New.
18496 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18497 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
18499 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
18501 (m68hc11_legitimate_address_p): ... this, make static.
18502 (go_if_legitimate_address_internal): Rename to...
18503 (m68hc11_legitimate_address_p_1): ... this.
18504 (legitimize_address): Adjust call.
18505 (TARGET_LEGITIMATE_ADDRESS_P): New.
18507 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18508 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
18509 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
18510 (TARGET_LEGITIMATE_ADDRESS_P): New.
18512 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18513 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
18514 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
18515 (mn10300_legitimate_address_p): ... this, make static.
18516 (TARGET_LEGITIMATE_ADDRESS_P): New.
18518 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18519 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
18520 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
18521 (TARGET_LEGITIMATE_ADDRESS_P): New.
18523 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18524 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
18525 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
18526 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18527 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
18528 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
18529 (rs6000_legitimate_address_p): ... this, make static.
18530 (TARGET_LEGITIMATE_ADDRESS_P): New.
18531 (REG_MODE_OK_FOR_BASE_P): Delete.
18532 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
18534 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18535 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
18537 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
18538 static, adjust types.
18539 (TARGET_LEGITIMATE_ADDRESS_P): New.
18541 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18542 * config/score/score.c (score_address_p): Rename to...
18543 (score_legitimate_address_p): ... this.
18544 (TARGET_LEGITIMATE_ADDRESS_P): New.
18545 * config/score/score3.c (score3_address_p): Rename to...
18546 (score3_legitimate_address_p): ... this.
18547 * config/score/score7.c (score7_address_p): Rename to...
18548 (score7_legitimate_address_p): ... this.
18550 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
18551 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
18552 GO_IF_LEGITIMATE_ADDRESS): Delete.
18553 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
18554 thumb2_legitimate_address_p): Delete.
18555 (arm_legitimate_address_p): Rename to...
18556 (arm_legitimate_address_outer_p): ... this.
18557 * config/arm/constraints.md ("Uq"): Adjust call.
18558 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
18559 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
18561 (arm_legitimate_address_outer_p): ... this.
18562 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
18564 (TARGET_LEGITIMATE_ADDRESS_P): New.
18566 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18567 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
18568 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
18569 (TARGET_LEGITIMATE_ADDRESS_P): New.
18571 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18572 * config/vax/vax-protos.h (legitimate_address_p): Remove.
18573 * config/vax/vax.c (legitimate_address_p): Rename to...
18574 (vax_legitimate_address_p): ... this, make static.
18575 (TARGET_LEGITIMATE_ADDRESS_P): New.
18577 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18578 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
18579 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
18580 (TARGET_LEGITIMATE_ADDRESS_P): New.
18582 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18583 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
18584 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
18585 (mmix_legitimate_address_p): ... this, make static.
18586 (TARGET_LEGITIMATE_ADDRESS_P): New.
18588 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18589 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
18590 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
18591 (TARGET_LEGITIMATE_ADDRESS_P): New.
18593 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18595 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
18596 of MODE_COMPLEX_INT.
18598 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18600 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
18601 LCT_NORMAL in function call.
18602 * mips-tdump.c (print_file_desc): Add cast to enum type.
18603 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
18604 (mark_stabs): Add casts to enum types.
18605 (parse_stabs_common): Add casts to enum types.
18607 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18609 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
18610 Check for invalid values of LETTER.
18612 2009-05-13 Taras Glek <tglek@mozilla.com>
18614 * attribs.c (register_attribute): moved out attribute registration
18615 into register_attribute.
18616 * doc/plugins.texi: Documented register_attribute and
18618 * gcc-plugin.h: Added forward decl for register_attribute.
18619 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
18620 * plugin.c (register_callback, invoke_plugin_callbacks): Added
18621 PLUGIN_ATTRIBUTES boilerplate.
18623 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
18625 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
18626 values even in sentinel and empty entries.
18627 (ms_printf_flag_specs): Likewise.
18628 (ms_scanf_flag_specs): Likewise.
18629 (ms_strftime_flag_specs): Likewise.
18630 (ms_print_char_table): Likewise.
18631 (ms_scan_char_table): Likewise.
18632 (ms_time_char_table): Likewise.
18634 2009-05-13 Doug Kwan <dougkwan@google.com>
18636 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
18638 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18640 * config/mips/mips.md (store): Add attributes for QI and HI.
18642 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
18643 (truncdi<mode>2): ... this new pattern.
18645 2009-05-13 Brad Hards <bradh@kde.org>
18647 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
18649 2009-05-14 Jakub Jelinek <jakub@redhat.com>
18650 Ben Elliston <bje@au.ibm.com>
18652 PR middle-end/40035
18653 * dse.c (check_mem_read_rtx): Guard against width == -1.
18655 2009-05-13 Michael Matz <matz@suse.de>
18657 PR middle-end/39976
18658 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
18659 (trivially_conflicts_p): New function.
18660 (insert_backedge_copies): Use it.
18662 2009-05-13 Janis Johnson <janis187@us.ibm.com>
18664 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
18665 (handle_stdc_pragma): Use new enum constant names.
18666 (handle_pragma_float_const_decimal64): Ditto.
18668 2009-05-13 Ian Lance Taylor <iant@google.com>
18670 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
18673 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
18675 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
18676 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
18678 * config/m68k/m68k.h (FL_UCLINUX): Define.
18680 2009-05-13 Jan Hubicka <jh@suse.cz>
18682 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
18684 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18686 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
18687 unless -fschedule-insns is specified.
18689 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18692 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
18693 TARGET_EXPAND_CBRANCHDI4.
18694 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
18695 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
18696 (cmpeqdi): Fix comment.
18698 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18700 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
18701 (sh_legitimate_address_p): Likewise.
18702 * config/sh/sh.c (sh_legitimate_index_p): New.
18703 (sh_legitimate_address_p): Likewise.
18704 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
18705 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
18706 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
18707 (MAYBE_BASE_REGISTER_RTX_P): New macro.
18708 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
18709 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
18710 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
18711 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
18712 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
18714 2009-05-12 Jan Hubicka <jh@suse.cz>
18716 * tree-inline.c (estimate_operator_cost): Add operands;
18717 when division happens by constant, it is cheap.
18718 (estimate_num_insns): Loads and stores are not having cost of 0;
18719 EH magic stuff is cheap; when computing runtime cost of switch,
18720 use log2 base of amount of its cases; builtin_expect has cost of 0;
18721 compute cost for moving return value of call.
18722 (init_inline_once): Initialize time_based flags.
18723 * tree-inline.h (eni_weights_d): Add time_based flag.
18725 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18727 * df-core.c: Update head documentation.
18729 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18732 * rs6000.c (rs6000_generate_compare): Use op1b instead of
18733 shadowing exisiting variable op1.
18735 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
18738 * config/i386/driver-i386.c (processor_signatures): New enum.
18739 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
18740 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
18741 processor signature to detect geode processor.
18743 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18747 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18749 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18750 causes spurious differences between trunk and cond-optab branch.
18752 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18754 * dojump.c (compare_from_rtx): Delete.
18755 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
18756 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
18757 if the comparison does not satisfy the predicate; test predicates for
18758 operands 2 and 3 of a cstore pattern. Don't try cstore optab
18759 further if one existing pattern fails.
18760 * expr.h (compare_from_rtx): Delete.
18761 (prepare_operand): Declare it.
18762 * optabs.c: Change "lib call" to "libcall" throughout.
18763 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
18764 HAVE_conditional_trap, emit_cmp_insn): Delete.
18765 (can_compare_p): Delete cmp_optab case.
18766 (prepare_float_lib_cmp): Return an rtx and a machine mode.
18767 Accept other parameters by value.
18768 (prepare_operand): Make non-static.
18769 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
18770 other parameters by value. Try to widen operands here based on
18771 an optab_methods argument and looking at cbranch_optab.
18772 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
18773 loop. Use cbranch_optab directly.
18774 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
18775 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
18777 (emit_conditional_move, emit_conditional_add): Inline what's needed
18778 of compare_from_rtx, using new prepare_cmp_insn for the rest.
18779 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
18780 with COMPARE. Move cmov_optab and cstore_optab above
18781 with cbranch_optab, move cmp_optab down with ucmp_optab,
18782 remove tst_otpab. Do not initialize trap_rtx.
18783 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
18784 for trap code. Do not check HAVE_conditional_trap. Use
18785 prepare_cmp_insn. Accept no predicate for operand 3.
18786 * optabs.h (OTI_cmp): Mark as used only for libcalls.
18787 (OTI_ctrap, ctrap_optab): New.
18788 (tst_optab): Delete.
18789 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
18790 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
18791 with lookup of ctrap_optab.
18792 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
18794 (ctrap_optab): New.
18796 * combine.c (combine_simplify_rtx, simplify_set): Do not
18797 special case comparing against zero for cc0 machines.
18798 * simplify-rtx.c (simplify_binary_operation_1): Never remove
18799 COMPARE on cc0 machines.
18800 (simplify_relational_operation): Return a new expression when
18801 a COMPARE could be removed.
18802 * final.c (final_scan_insn): Compare cc_status values
18803 against LHS of a (compare FOO (const_int 0)) cc0 source.
18804 Also check if cc_status.value is the full compare.
18806 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
18807 (cstoreMM4): Document.
18808 (conditional_trap): Document ctrapMM4 instead.
18809 (sync_compare_and_swapMM): Refer to cbranchcc4.
18810 (Dependent Patterns): Eliminate obsolete information referring to
18811 the old jump optimization phase.
18812 (Canonicalization): Include cbranchcc4 case, omit canonicalization
18813 of compares with 0 on cc0 machines.
18814 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
18815 avoiding references to cc0. Remove text about storing operands
18817 * doc/tm.texi (Condition Codes): Include blurb on different
18818 condition code representations, separate into subsections for
18819 CC0, MODE_CC and conditional execution.
18821 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
18822 alpha_emit_setcc): Accept operands and a machine mode.
18823 * config/alpha/alpha.c (alpha_emit_conditional_branch):
18824 Get code/op0/op1 from operands, use machine mode argument
18825 instead of alpha_compare.fp_p. Emit the branch here.
18826 (alpha_emit_setcc): Likewise, and return boolean.
18827 (alpha_emit_conditional_move): Likewise. Assert that
18828 cmp_op_mode == cmp_mode, and simplify accordingly.
18829 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
18830 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
18831 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
18833 (stack probe test): Use cbranchdi4.
18834 * config/alpha/predicates.md (alpha_cbranch_operator): New.
18836 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
18837 * config/arc/arc.h (movsicc, movsfcc): Use it.
18838 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
18839 (cbranchsi4, cstoresi4): New.
18840 (cmpsi, bCC and sCC expanders): Remove.
18842 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
18843 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
18844 * config/arm/predicates.md (arm_comparison_operator): Only include
18845 floating-point operators if there is a hardware floating-point unit.
18846 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
18847 deferring to cbranch_cc and cstore_cc respectively.
18848 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
18849 cbranch_cc, cstore_cc): New.
18850 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
18852 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
18854 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
18855 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
18857 (adjust_insn_length): Adjust calls.
18858 (avr_reorg): Handle (compare (foo) (const_int 0)).
18859 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
18860 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
18861 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
18862 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
18864 (cbranchqi4, cbranchhi4, cbranchsi4): New.
18865 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
18867 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
18868 (cbranchsi4, cstorebi4, cstoresi4): New.
18869 (movbisi): This insn is duplicate, split it to zero_extend.
18870 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
18871 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
18872 (bfin_optimize_loop): Use cbranch expander.
18873 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
18874 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
18875 (bfin_bimode_comparison_operator): ... this.
18876 (bfin_direct_comparison_operator): New.
18878 * config/cris/cris.c (cris_normal_notice_update_cc): Look
18879 inside (compare FOO (const_int 0)).
18880 (cris_rtx_costs): Handle ZERO_EXTRACT.
18881 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
18882 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
18883 (*tstdi_v32): Delete.
18884 (*cmpdi_non_v32): Add M alternative for operand 1.
18885 (cmpsi, cmp<mode>): Make private.
18886 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
18888 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
18890 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
18891 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
18892 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
18893 (cc_reg_operand): New.
18894 (any_cond): Delete.
18895 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
18896 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
18897 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
18898 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
18899 crx_expand_scond): Delete.
18901 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
18903 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
18904 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
18906 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
18907 cstoresi4, cstoresf4, cstoredf4): New.
18908 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
18909 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18910 Receive the entire operands array.
18911 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
18912 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
18913 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18914 Get test/op0/op1 from the operands array.
18915 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
18917 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
18918 (h8300_expand_store): New.
18919 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
18921 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
18922 (h8300_expand_store): New.
18923 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
18924 or do not try to produce (set (cc0) REG).
18925 (peepholes): Wrap arguments with COMPARE. Add a peephole to
18926 change a compare into a move to a scratch register. Disable some
18927 peepholes when comparing with zero.
18928 (tstsi, tsthi, tstsi, cmpqi): Make private.
18930 (bCC, sCC): Delete.
18931 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
18934 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
18935 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
18936 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
18937 (ix86_emit_i387_log1p): Use cbranchxf2.
18938 (ix86_expand_setcc): Return void.
18939 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
18940 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
18941 cmp<MODEF>, cmpcc): Remove.
18942 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
18943 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
18944 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
18945 (sCC and bCC expanders): Remove.
18946 (stack_protect_test): Use cbranchcc4.
18948 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
18950 (ia64_expand_compare): Accept three rtx by reference and return void.
18951 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
18952 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
18953 from *expr. Update *expr with the BImode comparison to do.
18954 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
18955 cmptf, bCC, sCC, conditional_trap): Delete.
18956 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
18957 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
18958 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
18959 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
18960 * config/ia64/predicates.md (ia64_cbranch_operator): New.
18962 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
18963 type of last argument.
18964 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
18965 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
18966 use machine mode argument instead of branch_type. Remove dead
18967 code for floating-point comparisons.
18968 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
18969 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
18971 (cbranchsi4, cstoresi4): New.
18972 * config/iq2000/predicates.md (reg_or_const_operand): New.
18974 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18975 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18976 (b<code>_op): Rewrite to...
18977 (bcc_op): ... this, using match_operator.
18978 (s<code>_op): Rewrite to...
18979 (scc_op): ... this, using match_operator.
18980 (s<code>_24_op): Rewrite to...
18981 (scc_op_24): ... this, using match_operator.
18982 (s<code>_<mode>): Rewrite to...
18983 (cstore<mode>4): ... this, using match_operator.
18984 (s<code>_<mode>_24): Rewrite to...
18985 (cstore<mode>4_24): ... this, using match_operator.
18986 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18987 m32c_unpend_compare, m32c_expand_scc): Delete.
18988 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18989 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18990 (m32c_expand_movcc): Change NE to EQ if necessary.
18991 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18993 * config/m32r/m32r-protos.h (gen_cond_store): New.
18994 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18995 (gen_cond_store): New, from sCC patterns.
18996 (m32r_expand_block_move): Use cbranchsi4.
18997 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18998 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18999 (cbranchsi4, cstoresi4): New.
19001 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19003 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19004 (m68hc11_notice_update_cc): Look into a compare with 0.
19005 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
19007 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
19008 cmphi, cmpqi, bCC): Delete.
19009 (cbranchsi4, cbranchhi4, cbranchqi4): New.
19010 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
19011 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
19014 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
19015 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
19016 * config/m68k/constraints.md (H): New.
19017 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
19018 the define_insn below.
19019 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
19020 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
19021 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
19022 patterns): Wrap RHS with COMPARE.
19023 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
19024 (*cmpdi_internal): Name this pattern.
19025 (cmpdi): Change to define_insn.
19026 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
19027 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
19028 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
19030 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
19031 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
19032 (conditional_trap): Change to...
19033 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
19034 (*conditional_trap): Use the ordered_comparison_operator and
19035 const1_operand predicates.
19036 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
19037 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
19038 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
19039 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
19041 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
19042 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
19043 (mcore_gen_compare): New.
19044 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
19045 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
19046 (mcore_gen_compare): ... this.
19047 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
19048 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
19049 (stack probe pattern): Use cbranchsi4.
19051 * config/mips/predicates.md (mips_cstore_operator): New.
19052 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
19053 * config/mips/mips.md (any_cond): Delete.
19054 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
19056 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
19057 fixuns_truncsfdi2): Use cbranch patterns.
19058 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
19059 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
19060 Adjust call to mips_expand_conditional_branch.
19061 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
19063 * config/mips/mips-protos.h (mips_expand_conditional_branch,
19064 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
19065 * config/mips/mips.c (cmp_operands): Delete.
19066 (mips_emit_compare): Get comparison operands from *op0/*op1.
19067 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
19068 that it succeeds. Use op0/op1 instead of cmp_operands.
19069 (mips_expand_conditional_branch, mips_expand_conditional_move,
19070 mips_expand_conditional_trap): Likewise.
19071 (mips_block_move_loop): Use cbranch patterns.
19072 * config/mips/mips.h (cmp_operands): Delete.
19074 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
19075 (mmix_gen_compare_reg): Just return a register in the right CC mode.
19076 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
19077 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
19078 (*cmpcc_folded): Rename to...
19079 (*cmpdi_folded): this.
19080 (*cmpcc): Rename to...
19082 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
19085 (cbranchdf4): New. Handle invalid comparisons here.
19086 * config/mmix/predicates.md (float_comparison_operator): New.
19088 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
19089 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
19090 * config/mn10300/mn10300.md (tst): Delete.
19091 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
19092 Name these patterns and wrap RHS in a compare.
19093 (*cmpsi): Make this pattern private. Include tst.
19094 (*cmpsf): Make this pattern private.
19095 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
19096 (compare with zero peepholes): Likewise.
19098 (cbranchsi4, cbranchsf4): New.
19099 (casesi): Use cbranchsi4.
19101 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
19102 hppa_branch_type): Delete.
19103 (return_addr_rtx): Use cbranchsi4.
19104 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
19105 Emit CCFPmode comparison here.
19106 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
19107 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
19108 hppa_branch_type): Delete.
19109 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
19110 (movsicc, movdicc): Remove references to hppa_compare_op0,
19111 hppa_compare_op1 and compare_from_rtx.
19112 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
19113 (casesi): Use cbranchsi4.
19115 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
19116 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
19117 * config/pdp11/pdp11.md (register_or_const0_operand): New.
19118 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
19119 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
19121 (cbranchdf4, cbranchhi4, cbranchqi4): New.
19122 (*branch, *branch_inverted): New.
19124 * config/picochip/picochip.md (cbranchhi4): Use
19125 ordered_comparison_operator.
19126 (cmphi, bCC): Remove.
19128 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
19129 (trap_comparison_operator): Delete.
19130 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
19131 rs6000_emit_cbranch): Accept mode and operands.
19132 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
19133 rs6000_compare_fp_p): Delete.
19134 (rs6000_generate_compare): Accept mode and comparison. Extract code
19135 and op0/op1 from there. Replace references to rs6000_compare_op0
19136 and rs6000_compare_op1.
19137 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
19138 extract result from passed operands.
19139 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
19140 extract loc from passed operands.
19141 (rs6000_emit_cmove): Likewise.
19142 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
19143 rs6000_compare_fp_p): Delete.
19144 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
19145 (cbranch<GPR>4, cbranch<FP>4): New.
19146 (cstore<mode>4): New. Consolidate here all choices about when to use
19147 portable or specialized sCC sequences.
19148 (stack_protect_test): Use cbranchsi4.
19149 (conditional_trap): Replace with ctrap<GPR>4.
19150 (conditional trap insn): Replace trap_comparison_operator with
19151 ordered_comparison_operator.
19153 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
19154 (s390_emit_prologue): Use ctrap.
19155 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
19156 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
19157 New predicates replacing...
19158 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
19159 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
19160 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
19161 (add<mode>cc): Do not use s390_compare_op0/op1.
19162 (s<code>): Change to...
19163 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
19164 (seq): Change to...
19165 (cstorecc4): ... this. Handle EQ or NE equally.
19166 (*sne): Un-privatize for use in cstorecc4.
19167 (b<code>): Change to...
19168 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
19169 (conditional_trap): Replace with...
19170 (ctrap<GPR>4, ctrap<FP>4): ... these.
19171 (stack_protect): Use cbranchcc4.
19173 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
19174 * config/score/score-protos.h (score_gen_cmp): Delete.
19175 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
19176 (score_block_move-loop): Use cbranchsi4.
19177 * config/score/score.md (cbranchsi4): New.
19178 (cmpsi, bCC): Delete.
19179 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
19180 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19181 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
19182 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19183 * config/score/score3.h (score3_gen_cmp): Delete.
19184 * config/score/score7.h (score7_gen_cmp): Delete.
19186 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
19187 (sh_emit_scc_to_t): ... this. Return void.
19188 (from_compare): Rename to...
19189 (sh_emit_compare_and_branch): ... this.
19190 (sh_emit_compare_and_set): New.
19191 (sh_expand_t_scc): Accept operands.
19192 * config/sh/predicates.md (sh_float_comparison_operator): New.
19193 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
19194 (prepare_scc_operands): Rename to...
19195 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
19197 (sh_emit_cheap_store_flag): New.
19198 (sh_emit_set_t_insn): New.
19199 (from_compare): Rename to...
19200 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
19201 handling of TARGET_SH2E floating point to avoid recursive call.
19202 Generate branch here.
19203 (sh_emit_compare_and_set): New.
19204 (sh_expand_t_scc): Get op0/op1 from arguments.
19205 (sh_emit_cheap_store_flag): New.
19206 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
19208 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
19209 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
19210 (movsicc, movdicc): Do nothing when it recreated operands from
19211 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
19212 prepare_scc_operands (now sh_emit_scc_to_t).
19213 (udivdi3): Use cstoresi4.
19214 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
19215 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
19216 (cbranchint4_media, cbranchfp4_media): New.
19217 (casesi): Use cbranchdi4.
19218 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
19220 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
19221 (movnegt): Remove second operand.
19222 (cbranchsf4, cbranchdf4): New.
19223 (stack_protect): Use cbranchdi4/cbranchsi4.
19225 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
19226 (gen_compare_reg): Accept comparison, extract part of it to...
19227 (gen_compare_reg_1): ... this.
19228 (gen_compare_operator): Delete.
19229 (gen_v9_scc): Accept separate destination, comparison code and arms.
19230 Do not use sparc_compare_op0/sparc_compare_op1.
19231 (emit_scc_insn, emit_conditional_branch_insn): New.
19232 (emit_v9_brxx): Make static. Remove useless assertion.
19233 (sparc_emit_float_lib_cmp): Return RTL instead of calling
19235 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
19236 * config/sparc/sparc-protos.h (gen_compare_reg,
19237 sparc_emit_float_lib_cmp): Adjust prototype.
19238 (emit_scc_insn, emit_conditional_branch_insn): New.
19239 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
19240 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
19241 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
19242 iterators to the top.
19243 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
19244 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
19245 snedi_special_trunc): Delete.
19246 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
19247 and snedi_special_trunc.
19248 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
19249 cbranchdi4, cbranch<F:mode>4): New.
19250 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
19251 here. Use gen_compare_reg instead of gen_compare_operator.
19252 (conditional_trap): Replace with...
19253 (ctrapsi4, ctrapdi4): ... this.
19254 (stack_protect_test): Use cbranchcc4.
19256 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
19258 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
19259 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
19260 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
19261 from operands[0] or operands[3] depending on is_set.
19262 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
19263 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
19264 cmpdf, bCC), sCC: Remove.
19265 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
19266 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
19268 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
19269 spu_emit_branch_or_set.
19271 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
19273 * config/stormy16/stormy16.h (xstormy16_compare_op0,
19274 xstormy16_compare_op1): Delete.
19275 * config/stormy16/stormy16.c (xstormy16_compare_op0,
19276 xstormy16_compare_op1): Delete.
19277 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
19279 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
19280 (cmphi, cmpsi, bCC): Remove.
19282 * config/v850/v850.md (tstsi, cmpsi): Fold into...
19283 (*cmpsi): ... this one.
19284 (cbranchsi4, cstoresi4): New.
19285 (bCC expanders): Delete.
19286 (sCC insns): Fold into...
19287 (*setcc): ... this one.
19288 (casesi): Do not use gen_cmpsi and gen_bgtu.
19289 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
19290 (movsicc): Simplify.
19291 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
19293 * config/vax/vax-protos.h (cond_name): New.
19294 (vax_output_conditional_branch): Remove.
19295 * config/vax/vax.c (cond_name): New.
19296 (vax_output_conditional_branch): Remove.
19297 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
19298 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
19299 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
19300 (bit<VAXint>): Wrap source with (compare).
19301 (b<code> and following unnamed pattern): Rename to *branch and
19302 *branch_reversed. Change macroization to match_operator.
19303 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
19305 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
19306 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
19307 Change last argument to machine_mode.
19308 (xtensa_expand_scc): Add machine_mode argument.
19309 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
19310 (gen_conditional_move, xtensa_expand_conditional_branch,
19311 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
19312 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
19313 Adjust operand numbers.
19314 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
19316 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
19317 (cmpsi, cmpsf, b<code>, s<code>): Delete.
19318 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
19320 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19322 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19323 causes spurious differences between trunk and cond-optab branch.
19325 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19328 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
19330 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19332 * tree.c (iterative_hash_pointer): Delete.
19333 (iterative_hash_expr): Short-circuit handling of NULL pointer.
19334 Hash UIDs and versions of SSA names. Don't special-case built-in
19335 function declarations.
19337 2009-05-11 Ian Lance Taylor <iant@google.com>
19340 * graphite.c: Force -Wc++-compat to only be a warning before
19341 #including "cloog/cloog.h".
19343 2009-05-11 Martin Jambor <mjambor@suse.cz>
19345 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
19347 2009-05-11 Jan Hubicka <jh@suse.cz>
19349 * tree-ssa-loop-ivcanon.c: Include target.h
19350 (struct loop_size): new structure.
19351 (constant_after_peeling): New predicate.
19352 (tree_estimate_loop_size): New function.
19353 (estimated_unrolled_size): Rewrite for new estimates.
19354 (try_unroll_loop_completely): Use new estimates.
19355 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
19357 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19359 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
19360 libcpp interface change.
19361 (spu_macro_to_expand): Likewise.
19363 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
19365 PR tree-optimization/40026
19366 * gimplify.c (gimplify_init_constructor): Change initial conditional
19367 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
19368 optimize_compound_literals_in_ctor.
19370 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
19372 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
19374 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
19376 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
19378 * tree-vect-data-refs.c (vect_analyze_group_access): Use
19379 HOST_WIDE_INT for gap.
19381 2009-05-11 Ira Rosen <irar@il.ibm.com>
19383 PR tree-optimization/40074
19384 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
19385 account in group size and step comparison.
19387 2009-05-11 Richard Guenther <rguenther@suse.de>
19389 * passes.c (init_optimization_passes): Strip now incorrect comment.
19390 (execute_function_todo): Do not set PROP_alias.
19391 * tree-pass.h (PROP_alias): Remove.
19392 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
19393 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
19394 * tree-nrv.c (pass_return_slot): Likewise.
19395 * tree-object-size.c (pass_object_sizes): Likewise.
19396 * tree-ssa-dom.c (pass_dominator): Likewise.
19397 (pass_phi_only_cprop): Likewise.
19398 * tree-ssa-dse.c (pass_dse): Likewise.
19399 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
19400 (pass_cselim): Likewise.
19401 * tree-ssa-pre.c (pass_pre): Likewise.
19402 (pass_fre): Likewise.
19403 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
19404 * tree-ssa-sink.c (pass_sink_code): Likewise.
19405 * tree-stdarg.c (pass_stdarg): Likewise.
19406 * tree-tailcall.c (pass_tail_calls): Likewise.
19407 * tree-vrp.c (pass_vrp): Likewise.
19409 2009-05-10 Ian Lance Taylor <iant@google.com>
19411 * basic-block.h (enum profile_status): Break out of struct
19412 control_flow_graph.
19413 * cgraph.h (struct inline_summary): Break out of struct
19415 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
19416 of struct cgraph_order_sort.
19417 * combine.c (enum undo_kind): New enum, broken out of struct undo.
19418 * cse.c (struct branch_path): Break out of struct
19419 cse_basic_block_data.
19420 * except.h (enum eh_region_type): Break out of struct eh_region.
19421 * gcc.c (enum add_del): Break out of struct modify_target.
19422 * genrecog.c (enum decision_type): Break out of struct decision_test.
19423 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
19425 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
19426 * regmove.c (enum match_use): New enum, broken out of struct match.
19427 * sched-int.h (enum post_call_group): New enum, broken out of
19429 (struct deps_reg): Break out of struct deps.
19430 * target.h (struct asm_int_op): Break out of struct gcc_target.
19431 * tree-eh.c (struct goto_queue_node): Break out of struct
19433 * tree-inline.h (enum copy_body_cge_which): Break out of
19435 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
19437 * c-decl.c (in_struct, struct_types): New static variables.
19438 (pushtag): Add loc parameter. Change all callers.
19439 (lookup_tag): Add ploc parameter. Change all callers.
19440 (check_compound_literal_type): New function.
19441 (parser_xref_tag): Add loc parameter. Change all callers. If
19442 -Wc++-compat, warn about struct/union/enum types defined within a
19444 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
19445 and loc parameters. Change all callers. Change error calls to
19446 error_at, using loc. For a redefinition, if the location of the
19447 original definition is known, report it. Set in_struct and
19448 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
19449 (finish_struct): Add new parameters enclosing_in_struct and
19450 enclosing_struct_types. Change all callers. Set
19451 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
19452 in the struct. If in a struct, add this struct to struct_types.
19453 (start_enum): Add loc parameter. Change all callers. Use
19454 error_at for errors, using loc. For a redefinition, if the
19455 location of the original definition is known, report it. If in a
19456 struct, add this enum type to struct_types. If -Wc++-compat warn
19457 if in sizeof, typeof, or alignof.
19458 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
19459 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
19460 (c_parser_enum_specifier): Get enum location for start_enum.
19461 (c_parser_struct_or_union_specifier): Get struct location for
19462 start_struct. Save in_struct and struct_types status between
19463 start_struct and finish_struct.
19464 (c_parser_cast_expression): Get location of cast.
19465 (c_parser_alignof_expression): Get location of type.
19466 (c_parser_postfix_expression): Likewise.
19467 (c_parser_postfix_expression_after_paren_type): Add type_loc
19468 parameter. Change all callers. Call check_compound_literal_type.
19469 Use type_loc for error about variable size type.
19470 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
19471 of an enum constant from an enum type defined in a struct or union.
19472 (c_cast_expr): Add loc parameter. Change all callers. If
19473 -Wc++-compat, warn about defining a type in a cast.
19474 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
19475 (start_enum, start_struct, finish_struct): Update declarations.
19476 (parser_xref_tag, c_cast_expr): Update declarations.
19477 (check_compound_literal_type): Declare.
19479 2009-05-11 Ben Elliston <bje@au.ibm.com>
19481 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
19482 for recent libcpp interface change.
19483 (rs6000_macro_to_expand): Likewise.
19485 2009-05-10 Michael Matz <matz@suse.de>
19488 * config/arm/arm.c (require_pic_register): Emit on entry edge,
19489 not at entry of function.
19491 2009-05-10 Richard Guenther <rguenther@suse.de>
19493 PR tree-optimization/40081
19495 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19496 using the main variant of the element type. Do not fiddle with
19497 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19499 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
19500 structs with volatile fields.
19502 2009-05-10 Jan Hubicka <jh@suse.cz>
19504 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
19505 (estimate_move_cost): Assert that it does not get called for
19507 (estimate_num_insns): Skip VOID types in argument handling.
19508 (optimize_inline_calls): Delete unreachable blocks and verify that
19509 callgraph is valid.
19511 2009-05-10 Jan Hubicka <jh@suse.cz>
19513 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
19514 * cgraph.c (cgraph_mark_address_taken_node): New function.
19515 (dump_cgraph_node): Dump new flag.
19516 * cgraph.h (struct cgraph_node): Add address_taken.
19517 (cgraph_mark_address_taken_node): New function.
19518 * ipa.c (cgraph_postorder): Prioritize functions with address taken
19519 since new direct calls can be born.
19521 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19523 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
19524 tok->val.node.node.
19526 2009-05-10 Jan Hubicka <jh@suse.cz>
19528 PR middle-end/40084
19529 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
19531 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
19532 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
19533 * tree-inline.c (copy_bb): Set frequency correctly.
19534 (fold_marked_statements): Update call to
19535 cgraph_update_edges_for_call_stmt.
19537 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19539 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
19540 identifiers in diagnostics.
19541 * config/arm/arm.c (arm_handle_fndecl_attribute,
19542 arm_handle_isr_attribute): Likewise.
19543 * config/avr/avr.c (avr_handle_progmem_attribute,
19544 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
19545 * config/bfin/bfin.c (handle_int_attribute,
19546 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
19547 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
19548 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
19550 * config/darwin.c (darwin_handle_kext_attribute,
19551 darwin_handle_weak_import_attribute): Likewise.
19552 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
19553 h8300_handle_eightbit_data_attribute,
19554 h8300_handle_tiny_data_attribute): Likewise.
19555 * config/i386/i386.c (ix86_handle_cconv_attribute,
19556 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
19557 * config/i386/winnt.c (ix86_handle_shared_attribute,
19558 ix86_handle_selectany_attribute): Likewise.
19559 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
19560 * config/m32c/m32c.c (function_vector_handler): Likewise.
19561 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
19562 m68hc11_handle_fntype_attribute): Likewise.
19563 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
19564 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
19565 * config/mips/mips.c (mips_insert_attributes,
19566 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
19567 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
19568 rs6000_handle_struct_attribute): Likewise.
19569 * config/sh/sh.c (sh_insert_attributes,
19570 sh_handle_resbank_handler_attribute,
19571 sh_handle_interrupt_handler_attribute,
19572 sh2a_handle_function_vector_handler_attribute,
19573 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
19575 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
19576 * config/spu/spu.c (spu_handle_fndecl_attribute,
19577 spu_handle_vector_attribute): Likewise.
19578 * config/stormy16/stormy16.c
19579 (xstormy16_handle_interrupt_attribute): Likewise.
19580 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
19581 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
19583 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19585 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
19586 (pp_translate_identifiers): New.
19587 (pp_identifier): Only conditionally translate identifier to locale
19589 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
19590 (pp_base_tree_identifier): Only conditionally translate identifier
19591 to locale character set.
19592 * c-pretty-print.c (M_): Define.
19593 (pp_c_type_specifier, pp_c_primary_expression): Mark English
19594 fragments for conditional translation with M_.
19595 * tree-pretty-print.c (maybe_init_pretty_print): Disable
19596 identifier translation.
19598 2009-05-10 Richard Guenther <rguenther@suse.de>
19600 PR tree-optimization/40081
19601 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19602 using the main variant of the element type. Do not fiddle with
19603 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19605 2009-05-09 Jan Hubicka <jh@suse.cz>
19607 PR middle-end/40080
19608 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
19609 indirect calls; verify cgraph afterwards.
19611 2009-05-09 Jan Hubicka <jh@suse.cz>
19614 * ipa.c (update_inlined_to_pointer): New function.
19615 (cgraph_remove_unreachable_nodes): Use it.
19617 2009-05-09 Jan Hubicka <jh@suse.cz>
19619 * tree-eh.c (struct leh_state): Remove prev_try.
19620 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
19621 not track prev_try.
19622 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
19623 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
19624 remove_eh_handler_and_replace, foreach_reachable_handler,
19625 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
19626 * except.h (struct eh_region): Remove eh_region_u_cleanup.
19627 (gen_eh_region_cleanup): Update prototype.
19629 2009-05-09 Jan Hubicka <jh@suse.cz>
19631 PR middle-end/40043
19632 * except.c (copy_eh_region): Always set prev_try.
19633 (redirect_eh_edge_to_label): Find outer try.
19634 (foreach_reachable_handler): When looking for prev try
19635 handle case where previous try is not going to be taken.
19637 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
19639 PR tree-optimization/40049
19640 * tree-vect-stmts.c (vectorizable_operation): If the machine has
19641 only vector/vector shifts, convert the type of the constant to the
19642 appropriate type to avoid building incorrect trees, which
19643 eventually have problems with garbage collection.
19645 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19647 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
19648 -1 for complex floating-point types if honoring signed zeros.
19650 2009-05-08 Jan Hubicka <jh@suse.cz>
19652 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
19653 argument; handle correctly when profile is absent.
19654 (build_cgraph_edges): Update.
19655 (rebuild_cgraph_edges): Update.
19656 * cgraph.c: Do not include varray.h.
19657 (cgraph_set_call_stmt_including_clones): New function.
19658 (cgraph_create_edge_including_clones): Likewise
19659 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
19660 (cgraph_update_edges_for_call_stmt): Handle clones.
19661 (cgraph_remove_node): Handle clone tree.
19662 (cgraph_remove_node_and_inline_clones): New function.
19663 (dump_cgraph_node): Dump clone tree.
19664 (cgraph_clone_node): Handle clone tree.
19665 (clone_function_name): Bring here from tree-inline.c.
19666 (cgraph_create_virtual_clone): New function.
19667 * cgraph.h (ipa_replace_map): Move here from ipa.h.
19668 (cgraph_clone_info): New function.
19669 (strut cgraph_node): Add clone_info and new clone tree pointers.
19670 (cgraph_remove_node_and_inline_clones,
19671 cgraph_set_call_stmt_including_clones,
19672 cgraph_create_edge_including_clones,
19673 cgraph_create_virtual_clone): Declare.
19674 (cgraph_function_versioning): Use VEC argument.
19675 (compute_call_stmt_bb_frequency): Update prototype.
19676 (cgraph_materialize_all_clones): New function.
19677 * ipa-cp.c (ipcp_update_cloned_node): Remove.
19678 (ipcp_create_replace_map): Update to VECtors.
19679 (ipcp_update_callgraph): Use virtual clones.
19680 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
19681 (ipcp_update_profiling): Do not update local profiling.
19682 (ipcp_insert_stage): Use VECtors and virtual clones.
19683 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
19684 (clone_of_p): New function.
19685 (cgraph_preserve_function_body_p): Use clone tree.
19686 (cgraph_optimize): Materialize clones.
19687 (cgraph_function_versioning): Update for VECtors.
19688 (save_inline_function_body): Use clone tree.
19689 (cgraph_materialize_clone): New function.
19690 (cgraph_materialize_all_clones): Likewise.
19691 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
19692 * ipa.c: Include gimple.h.
19693 (cgraph_remove_unreachable_nodes): Use clone tree.
19694 * ipa-prop.c (ipa_note_param_call): Update call to
19695 compute_call_stmt_bb_frequencycall.
19696 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
19697 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
19698 (copy_bb): Handle updating of clone tree; add new edge when new call
19700 (expand_call_inline): Be strict about every call having edge.
19701 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
19702 (delete_unreachable_blocks_update_callgraph): New function.
19703 (tree_function_versioning): Use VECtors; always remove unreachable
19704 blocks and fold conditionals.
19705 * tree-inline.h: Do not include varray.h.
19706 (tree_function_versioning): Remove.
19707 * Makefile.in (GTFILES): Remove tree-inline.c
19708 * passes.c (do_per_function): Do only functions having body.
19709 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
19712 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
19713 Andrew Morrow <acm@google.com>
19716 * c-common.c (c_common_attribute_table): Permit deprecated
19717 attribute to take an optional argument.
19718 (handle_deprecated_attribute): If the optional argument to
19719 __attribute__((deprecated)) is not a string ignore the attribute
19720 and emit a warning.
19722 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
19723 * c-typeck.c (build_component_ref): Likewise.
19724 (build_external_ref): Likewise.
19726 * toplev.c (warn_deprecated_use): Add an attribute argument.
19727 Emit the message associated with __attribute__((deprecated)).
19729 * toplev.h (warn_deprecated_use): Updated.
19731 * doc/extend.texi: Document new optional parameter to
19732 __attribute__((deprecated))
19734 2009-05-08 Michael Eager <eager@eagercon.com>
19736 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
19737 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
19739 2009-05-08 Richard Guenther <rguenther@suse.de>
19741 PR tree-optimization/40062
19742 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
19743 Avoid exponential behavior.
19745 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19747 PR rtl-optimization/33928
19749 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
19750 process_uses, build_single_def_use_links): New.
19751 (update_df): Update use_def_ref.
19752 (forward_propagate_into): Use get_def_for_use instead of use-def
19754 (fwprop_init): Call build_single_def_use_links and let it initialize
19756 (fwprop_done): Free use_def_ref.
19757 (fwprop_addr): Eliminate duplicate call to df_set_flags.
19758 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
19759 df_rd_simulate_one_insn): New.
19760 (df_rd_bb_local_compute_process_def): Update head comment.
19761 (df_chain_create_bb): Use the new RD simulation functions.
19762 * df.h (df_rd_simulate_artificial_defs_at_top,
19763 df_rd_simulate_one_insn): New.
19764 * opts.c (decode_options): Enable fwprop at -O1.
19765 * doc/invoke.texi (-fforward-propagate): Document this.
19767 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19770 * c-typeck.c (build_binary_op): Handle arithmetic between one real
19771 and one complex operand specially.
19772 * tree-complex.c (some_nonzerop): Do not identify a real value as
19773 zero if flag_signed_zeros.
19775 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19777 PR rtl-optimization/33928
19778 * loop-invariant.c (record_use): Fix && vs. || mishap.
19780 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19782 PR rtl-optimization/33928
19783 * loop-invariant.c (struct use): Add addr_use_p.
19784 (struct def): Add n_addr_uses.
19785 (struct invariant): Add cheap_address.
19786 (create_new_invariant): Set cheap_address.
19787 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
19788 (record_uses): Pass df_ref to record_use.
19789 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
19792 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19794 * config/sh/sh.c: Do not include c-pragma.h.
19796 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
19798 * config/spu/spu.c: Remove include of c-common.h.
19800 2009-05-07 Janis Johnson <janis187@us.ibm.com>
19803 * c-common.h (mark_valid_location_for_stdc_pragma,
19804 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
19805 clear_float_const_decimal64, float_const_decimal64_p): New.
19806 * c.opt (Wunsuffixed-float-constants): New.
19807 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
19808 unsuffixed float constant, handle new warning.
19809 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
19810 * c-decl.c (c_scope): New flag float_const_decimal64.
19811 (set_float_const_decimal64, clear_float_const_decimal64,
19812 float_const_decimal64_p): New.
19813 (push_scope): Set new flag.
19814 * c-parser.c (c_parser_translation_unit): Mark when it's valid
19815 to use STDC pragmas.
19816 (c_parser_external_declaration): Ditto.
19817 (c_parser_compound_statement_nostart): Ditto.
19818 * c-pragma.c (valid_location_for_stdc_pragma,
19819 mark_valid_location_for_stdc_pragma,
19820 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
19821 handle_pragma_float_const_decimal64): New.
19822 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
19823 * cp/semantics.c (valid_location_for_stdc_pragma_p,
19824 set_float_const_decimal64, clear_float_const_decimal64,
19825 float_const_decimal64_p): New dummy functions.
19826 * doc/extend.texi (Decimal Float): Remove statement that the
19827 pragma, and suffix for double constants, are not supported.
19828 * doc/invoke.texi (Warning Options): List new option.
19829 (-Wunsuffixed-float-constants): New.
19831 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
19833 * config/i386/i386.c: Do not include c-common.h.
19835 2009-05-07 Mark Heffernan <meheff@google.com>
19837 * doc/invoke.texi (Debugging Options): Document change of debugging
19839 * opts.c (decode_options): Make dump_base_name relative to
19840 aux_base_name directory.
19842 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19844 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
19845 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
19847 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
19849 * Makefile.in (install-plugin): Simplify a bit.
19851 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
19853 * Makefile.in (OBJS-common): Add regcprop.o.
19855 * timevar.def (TV_CPROP_REGISTERS): New.
19856 * regrename.c (regrename_optimize): Return 0.
19857 (rest_of_handle_regrename): Delete.
19858 (pass_rename_registers): Point to regrename_optimize.
19859 (struct value_data_entry, struct value_data,
19860 kill_value_one_regno, kill_value_regno, kill_value,
19861 set_value_regno, init_value_data, kill_clobbered_value,
19862 kill_set_value, kill_autoinc_value, copy_value,
19863 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
19864 replace_oldest_value_reg, replace_oldest_value_addr,
19865 replace_oldest_value_mem, copyprop_hardreg_forward_1,
19866 debug_value_data, validate_value_data): Move...
19867 * regcprop.c: ... here.
19868 (rest_of_handle_cprop): Delete.
19869 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
19871 2009-05-07 Jakub Jelinek <jakub@redhat.com>
19873 PR middle-end/40057
19874 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
19875 GEN_INT for 1 << bitnum.
19876 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
19877 build_int_cst_type.
19879 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
19881 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
19882 Remove wrong description of "nand" operation.
19884 2009-05-06 Richard Guenther <rguenther@suse.de>
19885 Adam Nemet <anemet@caviumnetworks.com>
19887 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
19888 comment. Add that if LHS is not a gimple register, then RHS1 has
19889 to be a single object (GIMPLE_SINGLE_RHS).
19891 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
19893 * expr.c (get_def_for_expr): Move it up in the file.
19894 (store_field): When expanding a bit-field store, look at the
19895 defining gimple stmt for the masking conversion.
19897 2009-05-06 Janis Johnson <janis187@us.ibm.com>
19899 PR middle-end/39986
19900 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
19901 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
19902 32-bit memcpy into long.
19904 2009-05-06 Jakub Jelinek <jakub@redhat.com>
19906 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
19907 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
19909 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
19910 instead of appending DW_OP_deref*.
19912 2009-05-06 Michael Matz <matz@suse.de>
19914 PR middle-end/40021
19915 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
19916 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
19918 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
19920 * Makefile.in (install-plugin): Fix srcdir handling.
19922 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
19924 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
19925 when processing for not_regs_needed bitmap.
19926 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
19927 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
19928 handling it for rhs.
19930 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19932 * config/i386/i386.md (unnamed inc/dec peephole): Use
19933 optimize_insn_for_size_p instead of optimize_size.
19934 * config/i386/predicates.md (incdec_operand): Likewise.
19935 (aligned_operand): Likewise.
19936 * config/i386/sse.md (divv8sf3): Likewise.
19937 (sqrtv8sf2): Likewise.
19939 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19941 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
19943 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
19945 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19947 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
19948 ssemodesuffixf2c with avxmodesuffixf2c.
19950 2009-05-06 Joseph Myers <joseph@codesourcery.com>
19953 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
19955 2009-05-05 Jakub Jelinek <jakub@redhat.com>
19957 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
19958 (struct tree_base): Adjust spacing for 8 bit boundaries.
19959 (struct tree_decl_common): Add decl_by_reference_flag bit.
19960 (DECL_BY_REFERENCE): Adjust.
19961 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
19962 print DECL_BY_REFERENCE bit.
19963 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
19964 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
19965 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
19966 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
19969 PR middle-end/39666
19970 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
19971 range of the type, but default label is missing, add it with one
19972 of the existing labels instead of adding a new label for it.
19974 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19978 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19980 * Makefile.in (enable_plugin, plugin_includedir): New.
19981 (install): Depend on install-plugin.
19982 (PLUGIN_HEADERS): New.
19983 (install-plugin): New.
19984 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19986 2009-05-05 Richard Guenther <rguenther@suse.de>
19988 PR tree-optimization/40022
19989 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19991 (phivn_valid_p): Fix tuplification error, simplify.
19992 (phiprop_insert_phi): Add dumps.
19993 (propagate_with_phi): Simplify.
19995 2009-05-05 Richard Guenther <rguenther@suse.de>
19997 PR middle-end/40023
19998 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20000 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20002 * tree.h (strip_float_extensions): Remove duplicate declaration.
20003 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20004 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
20005 block_ultimate_origin): Rearrange the declarations line to match the
20006 comment that indicates the .c file which the functions are defined.
20007 (dwarf2out_*, set_decl_rtl): Add comment.
20008 (get_base_address): Adjust comment.
20009 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
20010 declarations line and add comment.
20011 (is_builtin_name): Add blank after function name, for clarity.
20013 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20015 * attribs.c (decl_attributes): Use %qE for identifiers in
20017 * cgraphunit.c (verify_cgraph_node): Translate function names to
20018 locale character set in diagnostics.
20019 * coverage.c (get_coverage_counts): Use %qE for identifiers in
20021 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
20022 Document that functions are named in UTF-8.
20023 * expr.c (expand_expr_real_1): Translate function names to locale
20024 character set in diagnostics.
20025 * gimplify.c (omp_notice_variable, omp_is_private,
20026 gimplify_scan_omp_clauses): Use %qE for identifiers in
20028 * langhooks.c (lhd_print_error_function): Translate function names
20029 to locale character set.
20030 * langhooks.h (decl_printable_name): Document that return value is
20031 in internal character set.
20032 * stmt.c: Include pretty-print.h
20033 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
20035 (resolve_operand_name_1): Translate named operand name to locale
20037 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
20039 * toplev.c (announce_function): Translate function names to locale
20041 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
20042 (default_tree_printer): Use pp_identifier or translate identifiers
20043 to locale character set. Mark "<anonymous>" for translation.
20044 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
20045 for identifiers in diagnostics.
20046 * tree.c (handle_dll_attribute): Use %qE for identifiers in
20048 * varasm.c (output_constructor): Use %qE for identifiers in
20051 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
20053 * configure.ac: use ` ` instead of $()
20054 * configure: Regenerate.
20056 2009-05-05 Ben Elliston <bje@au.ibm.com>
20058 * config/pa/linux-atomic.c: Eliminate conditional include of
20059 errno.h on non-LP64 systems to simplify build requirements.
20061 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20063 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
20065 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
20066 and pass value to identifier_to_locale.
20067 (warn_variable_length_array): Make name a tree.
20068 (grokdeclarator): Separate diagnostic texts for named and unnamed
20069 declarators. Use %qE for named declarators.
20070 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
20072 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
20073 identifiers in diagnostics.
20074 * c-typeck.c (push_member_name, start_init): Pass identifiers to
20075 identifier_to_locale. Mark "anonymous" strings for translation.
20077 2009-05-04 Michael Eager <eager@eagercon.com>
20079 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
20080 address for DImode/DFmode only if double-precision FP regs.
20082 2009-05-04 Michael Eager <eager@eagercon.com>
20084 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
20085 TARGET_SINGLE_FLOAT check.
20087 2009-05-04 Michael Eager <eager@eagercon.com>
20089 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
20091 2009-05-04 Michael Eager <eager@eagercon.com>
20093 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
20094 * config/rs6000/t-xilinx: New
20096 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
20098 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
20099 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
20100 * gcc/explow.c (memory_address): Use target hook.
20101 * gcc/targhooks.c (default_legitimize_address): New.
20102 * gcc/targhooks.h (default_legitimize_address): New.
20103 * gcc/target.h (legitimize_address): New.
20104 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
20105 (TARGET_INITIALIZER): Include it.
20106 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
20108 * config/bfin/bfin-protos.h (legitimize_address): Remove.
20109 * config/bfin/bfin.c (legitimize_address): Remove.
20110 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
20111 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
20113 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
20114 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
20116 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
20117 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
20118 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
20119 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
20120 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
20121 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
20122 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
20123 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
20124 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
20125 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
20126 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
20127 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
20128 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
20129 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
20130 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
20131 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
20132 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
20133 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
20134 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
20135 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
20136 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
20137 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
20138 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
20140 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
20141 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
20142 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
20143 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
20144 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
20145 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
20146 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
20147 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
20148 (thumb_legitimize_address): Delete.
20149 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
20150 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
20151 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
20152 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
20153 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
20154 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
20156 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
20159 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
20160 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
20161 * config/m32r/m32r.c (m32r_legitimize_address): New.
20162 * config/m68k/m68k.c (m68k_legitimize_address): New.
20163 * config/score/score.c (score_legitimize_address): Standardize.
20164 * config/score/score3.c (score3_legitimize_address): Standardize.
20165 * config/score/score3.h (score3_legitimize_address): Adjust.
20166 * config/score/score7.c (score7_legitimize_address): Standardize.
20167 * config/score/score7.h (score7_legitimize_address): Adjust.
20168 * config/sh/sh.c (sh_legitimize_address): New.
20169 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
20171 * gcc/config/s390/s390.c (legitimize_address): Rename to...
20172 (s390_legitimize_address): ... this.
20173 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
20174 (sparc_legitimize_address): ... this.
20175 * gcc/config/i386/i386.c (legitimize_address): Rename to...
20176 (ix86_legitimize_address): ... this.
20177 * gcc/config/avr/avr.c (legitimize_address): Rename to...
20178 (avr_legitimize_address): ... this.
20179 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
20180 (mn10300_legitimize_address): ... this.
20181 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
20182 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
20183 (alpha_expand_mov): Adjust call.
20185 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
20186 * config/spu/spu.c (spu_legitimize_address): Likewise.
20187 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
20188 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
20190 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20192 * intl.c (locale_encoding, locale_utf8): New.
20193 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
20194 * intl.h (locale_encoding, locale_utf8): Declare.
20195 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
20196 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
20198 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
20200 (pp_tree_identifier): Define to call pp_base_tree_identifier.
20201 (pp_base_tree_identifier): Declare as function.
20202 (identifier_to_locale): Declare.
20203 * Makefile.in (pretty-print.o): Update dependencies.
20204 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
20206 2009-05-04 Richard Guenther <rguenther@suse.de>
20208 PR middle-end/40015
20209 * builtins.c (fold_builtin_memory_op): Do not decay to element
20210 type if the size matches the whole array.
20212 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20214 * expmed.c (synth_mult): When trying out a shift, pass the result
20217 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20219 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
20220 (shiftsub1_cost): New.
20221 (init_expmed): Compute shiftsub1_cost.
20222 (synth_mult): Optimize multiplications by constants of the form
20223 -(2^^m-1) for some constant positive integer m.
20225 2009-05-03 Richard Guenther <rguenther@suse.de>
20228 * c-typeck.c (array_to_pointer_conversion): Do not built
20229 ADDR_EXPRs of arrays of pointer-to-element type.
20230 * c-gimplify.c (c_gimplify_expr): Revert change fixing
20231 up wrong ADDR_EXPRs after-the-fact.
20232 * c-common.c (strict_aliasing_warning): Strip pointer
20233 conversions for obtaining the original type.
20234 * builtins.c (fold_builtin_memset): Handle array types.
20235 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
20238 2009-05-03 Richard Guenther <rguenther@suse.de>
20240 PR middle-end/23329
20241 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
20242 Do not lose casts from array types with unknown extent to array
20243 types with known extent.
20244 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
20245 alias set compatibility.
20247 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20249 * flags.h (extra_warnings): Delete.
20250 * toplev.c (process_options): Handle Wuninitialized here.
20251 * opts.c (extra_warnings): Delete.
20252 (set_Wextra): Delete.
20253 (common_handle_option): -Wextra can be handled automatically.
20254 * c-opts.c (c_common_handle_option): Delete obsolete code.
20255 (c_common_post_options): Simplify comment.
20256 * common.opt (W): Add Var.
20258 (Wuninitialized): Initialize to -1.
20260 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
20261 Richard Guenther <rguenther@suse.de>
20263 * expr.c (get_def_for_expr): New function.
20264 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
20265 SSA rather than trees.
20266 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
20267 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
20269 2009-05-03 Joseph Myers <joseph@codesourcery.com>
20271 * c-common.c (reswords): Add _Imaginary.
20272 * c-common.c (enum rid): Add RID_IMAGINARY.
20274 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
20276 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
20277 Patch by Richard Guenther.
20279 2009-05-03 Anatoly Sokolov <aesok@post.ru>
20281 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
20282 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
20283 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
20284 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
20285 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
20286 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
20287 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
20288 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
20289 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
20290 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
20291 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
20292 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
20293 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
20294 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
20295 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
20296 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
20297 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
20298 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
20300 2009-05-02 Richard Guenther <rguenther@suse.de>
20302 PR tree-optimization/39940
20303 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
20306 2009-05-02 Richard Guenther <rguenther@suse.de>
20308 PR middle-end/40001
20309 * tree-ssa.c (execute_update_addresses_taken): Properly check
20310 if we can mark a variable DECL_GIMPLE_REG_P.
20311 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
20312 back to the end of the function.
20313 (is_gimple_reg_type): Remove complex type special casing.
20314 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
20317 2009-05-02 Ben Elliston <bje@au.ibm.com>
20319 * doc/collect2.texi (Collect2): Document search path behaviour
20320 when configured with --with-ld.
20322 2009-05-02 Jan Hubicka <jh@suse.cz>
20324 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
20325 parameter; update callers.
20326 (coalesce_cost_edge): EH edges are costier because they needs
20327 splitting even if not critical and even more costier when there are
20328 multiple EH predecestors.
20330 2009-05-02 Jan Hubicka <jh@suse.cz>
20332 * except.c (remove_eh_handler_and_replace): Handle updating after
20333 removing TRY blocks.
20335 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
20337 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
20339 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
20341 * varasm.c: Do not include c-pragma.h.
20342 * attribs.c: Do not incude c-common.h.
20344 2009-05-01 Michael Matz <matz@suse.de>
20346 * calls.c (initialize_argument_information): Handle SSA names like
20347 decls with a non MEM_P DECL_RTL.
20349 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20351 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
20352 * ipa-utils.c: Likewise.
20353 * ipa-type-escape.c: Likewise.
20354 * cgraphunit.c Do not include c-common.h.
20355 * ipa-pure-const.c: Likewise.
20356 * tree-if-conv.c: Likewise.
20357 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
20358 * ipa-struct-reorg.c: Likewise.
20359 * tree-nomudflap.c: Likewise.
20360 * tree-ssa-structalias.c: Likewise.
20362 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20364 * store-motion.c: Many cleanups to make this pass a first-class
20365 citizen instead of an appendix to gcse load motion. Add TODO list
20366 to make this pass faster/cleaner/better.
20368 (struct ls_expr): Post gcse.c-split cleanups.
20369 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
20370 "stores" field to "avail_stores".
20371 (pre_ldst_mems): Rename to store_motion_mems.
20372 (pre_ldst_table): Rename to store_motion_mems_table.
20373 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
20374 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
20375 (ldst_entry): Rename to st_expr_entry, update users.
20376 (free_ldst_entry): Rename to free_st_expr_entry, update users.
20377 (free_ldst_mems): Rename to free_store_motion_mems, update users.
20378 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
20380 (first_ls_expr): Rename to first_st_expr, update users.
20381 (next_ls_expr): Rename to next_st_expr, update users.
20382 (print_ldst_list): Rename to print_store_motion_mems. Print names of
20383 fields properly for store motion instead of names inherited from load
20385 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
20386 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
20389 (ae_kill): Rename to st_kill, update users.
20390 (ae_gen): Rename to st_avloc, update users.
20391 (transp): Rename to st_transp, update users.
20392 (pre_insert_map): Rename to st_insert_map, update users.
20393 (pre_delete_map): Rename to st_delete_map, update users.
20394 (insert_store, build_store_vectors, free_store_memory,
20395 one_store_motion_pass): Update for abovementioned changes.
20397 (gcse_subst_count, gcse_create_count): Remove.
20398 (one_store_motion_pass): New statistics counters "n_stores_deleted"
20399 and "n_stores_created", local variables.
20401 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
20404 (regvec, compute_store_table_current_insn): Remove.
20405 (reg_set_info, reg_clear_last_set): Remove.
20406 (compute_store_table): Use DF caches instead of local dataflow
20409 2009-05-01 Joseph Myers <joseph@codesourcery.com>
20411 * c-objc-common.c (c_tree_printer): Print identifiers with
20412 pp_identifier, not pp_string. Mark "({anonymous})" for
20414 * c-pretty-print.c (pp_c_ws_string): New.
20415 (pp_c_cv_qualifier, pp_c_type_specifier,
20416 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
20417 pp_c_storage_class_specifier, pp_c_function_specifier,
20418 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
20419 pp_c_primary_expression, pp_c_postfix_expression,
20420 pp_c_unary_expression, pp_c_shift_expression,
20421 pp_c_relational_expression, pp_c_equality_expression,
20422 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
20423 use pp_string and pp_c_ws_string in place of pp_identifier and
20424 pp_c_identifier for non-identifiers. Mark English strings for
20426 * c-pretty-print.h (pp_c_ws_string): Declare.
20428 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
20429 Roland McGrath <roland@redhat.com>
20431 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
20432 (ENABLE_LD_BUILDID): New configuration option.
20433 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
20434 (LINK_BUILDID_SPEC): New macro.
20435 (init_spec): If defined, prepend it between LINK_EH_SPEC and
20437 * doc/install.texi: Document --enable-linker-build-id option.
20438 * configure: Rebuild.
20439 * config.in: Rebuild.
20441 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
20443 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
20444 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
20445 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
20446 MIPS_GP_SAVE_AREA_SIZE.
20447 * config/mips/mips.c (struct mips_frame_info): Update comment
20448 before arg_pointer_offset and hard_frame_pointer_offset.
20449 (mips_compute_frame_info): Update diagram before function: to
20450 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
20451 indicate the position of frame_pointer_rtx with -fstack-protector and
20452 to show args_size. Don't allocate cprestore area for leaf functions
20453 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
20455 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
20457 2009-04-30 Michael Matz <matz@suse.de>
20459 PR tree-optimization/39955
20460 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
20462 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
20464 * ira.c (setup_cover_and_important_classes): Use safe macro
20465 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
20467 * genpreds.c (write_tm_preds_h): Output suitable definition of
20468 REG_CLASS_FOR_CONSTRAINT.
20470 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20472 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
20474 * bitmap.c (bitmap_descriptor): Likewise.
20475 * ggc-common.c (loc_descriptor): Likewise.
20476 * varray.c (varray_descriptor): Likewise.
20477 * vec.c (vec_descriptor): Likewise.
20479 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
20481 * Makefile.in (dce.o): Add $(EXCEPT_H).
20482 * dce.c: Include except.h and delete redundant vector definitions.
20483 (deletable_insn_p): Return false for non-call insns that can throw
20486 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
20488 * gcse.c (ae_gen): Remove.
20489 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
20490 and make non-static function to make it available in store-motion.c.
20491 Update call sites with search-and-replace.
20492 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
20493 extract_mentioned_regs, extract_mentioned_regs_helper,
20494 find_moveable_store, compute_store_table, load_kills_store, find_loads,
20495 store_killed_in_insn, store_killed_after, store_killed_before,
20496 build_store_vectors, insert_insn_start_basic_block, insert-store,
20497 remove_reachable_equiv_notes, replace_store_insn, delete_store,
20498 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
20499 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
20500 * store-motion.c: ...new file. Also copy data structures from gcse.c
20501 and clean up to remove parts not used by store motion.
20502 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
20503 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
20505 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20508 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
20509 when optimizing for size.
20511 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
20513 * gcse.c (gcse_constant_p): Fix typo in last change.
20515 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20517 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
20519 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
20521 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
20523 2009-04-29 James E. Wilson <wilson@codesourcery.com>
20525 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
20526 CONST_HIGH_PART result.
20528 2009-04-29 Anatoly Sokolov <aesok@post.ru>
20530 * config/avr/avr.c (initial_elimination_offset): Rename to
20531 avr_initial_elimination_offset.
20532 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
20533 change return type to bool.
20534 (avr_can_eliminate): New function.
20535 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
20536 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
20537 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
20538 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
20539 avr_initial_elimination_offset.
20540 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
20541 (avr_initial_elimination_offset): Define.
20543 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
20544 Steven Bosscher <steven@gcc.gnu.org>
20546 PR rtl-optimization/39938
20547 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
20548 * cfgrtl.c: Include insn-attr.h.
20549 (rest_of_pass_free_cfg): New function.
20550 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
20551 * resource.c (init_resource_info): Remove call to df_analyze.
20553 2009-04-29 Richard Guenther <rguenther@suse.de>
20556 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
20557 allow conversion to signed integers.
20559 2009-04-29 Richard Guenther <rguenther@suse.de>
20561 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
20562 shifts of floating point vectors if the shift amount is
20563 a constant multiple of the element size.
20565 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
20566 Michael Matz <matz@suse.de>
20568 PR middle-end/39927
20570 * tree-outof-ssa.c (emit_partition_copy): New function.
20571 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
20572 insert_part_to_rtx_on_edge): Perform the partition base var
20573 copy using emit_partition_copy.
20574 (insert_value_copy_on_edge): Convert constants to the right mode.
20575 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
20576 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
20578 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20580 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
20581 scan backwards to try to find a constant to initialize it.
20583 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
20584 insn before the loop_end instruction, don't look past labels.
20586 2009-04-29 Richard Guenther <rguenther@suse.de>
20588 PR middle-end/39937
20589 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
20590 loose type conversions.
20591 (forward_propagate_addr_expr): Fix tuplification bug. Remove
20592 stmts only if there are no uses of its definition.
20594 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20596 * config/bfin/bfin.h (splitting_loops): Declare.
20597 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
20598 Reorder bit definitions to be ascending.
20599 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
20600 * config/bfin/bfin.c (splitting_loops): New variable.
20601 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
20602 (struct loop_info): Remove members INIT and LOOP_INIT.
20603 (bfin_optimize_loop): Don't set them. Reorder the code that generates
20604 the LSETUP sequence. Allow LC to be loaded from any register, but
20605 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
20606 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
20608 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
20609 of reload_completed.
20612 * config/bfin/bfin.md (movsi_insn): Refine constraints.
20614 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
20616 * Makefile.in (PLUGIN_VERSION_H): New.
20617 (OBJS-common): Remove plugin-version.o.
20618 (plugin.o): Depend on (PLUGIN_VERSION_H).
20619 (plugin-version.o): Remove.
20620 * configure: Regenerate
20621 * configure.ac: Create plugin-version.h.
20622 * gcc-plugin.h (plugin_gcc_version): Remove.
20623 (plugin_default_version_check): Change signature.
20624 * plugin-version.c: Remove.
20625 * plugin.c: Include plugin-version.h.
20626 (str_plugin_gcc_version_name): Remove.
20627 (try_init_one_plugin): Pass gcc version to plugin_init.
20628 (plugin_default_version_check): Both gcc and plugin versions are now
20631 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20633 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
20634 problematic last insns. Test for TYPE_CALL rather than CALL_P.
20635 Remove special case testing for last insn of inner loops. Don't fail
20636 if the loop ends with a jump, emit an extra nop instead.
20638 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
20639 DREGS rather than comparing directly. Remove code that tries to
20640 account for latencies.
20642 2009-04-29 Richard Guenther <rguenther@suse.de>
20644 PR tree-optimization/39941
20645 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
20646 eliminating an indirect call.
20648 2009-04-29 Richard Guenther <rguenther@suse.de>
20650 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
20651 parameter. Allow invariants as base if !require_lvalue.
20652 (verify_gimple_assign_single): Adjust.
20654 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20656 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
20657 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
20658 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
20659 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
20660 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
20662 * config/bfin/bfin.c (bfin_expand_builtin,
20663 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
20665 2009-04-28 Richard Guenther <rguenther@suse.de>
20667 * tree-vect-loop.c (get_initial_def_for_induction): Use
20668 correct types for pointer increment.
20670 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20672 * toplev.c (print_version): Update GMP version string calculation.
20674 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
20676 PR rtl-optimization/39938
20677 * resource.c (init_resource_info): Add call to df_analyze.
20679 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20681 * config/alpha/alpha.md (usegp): Cast the result of
20682 alpha_find_lo_sum_using_gp to enum attr_usegp.
20683 * config/alpha/alpha.c (override_options): Remove end-of-structure
20684 marker element from cpu_table. Use array size of cpu_table to handle
20685 -mcpu and -mtune options.
20686 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
20688 2009-04-28 Joseph Myers <joseph@codesourcery.com>
20690 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
20691 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
20692 tune_32 and tune_64.
20693 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20694 support on PowerPC.
20695 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
20696 * config/rs6000/option-defaults.h: ... here. New file.
20697 (OPT_64, OPT_32): Define.
20698 (MASK_64BIT): Define to 0 if not already defined.
20699 (OPT_ARCH64, OPT_ARCH32): Define.
20700 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
20703 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20705 * config/arm/arm.c (arm_override_options): Emit error on using
20708 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20710 PR rtl-optimization/39914
20711 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
20712 registers for allocnos created from user-defined variables only
20713 when not optimizing.
20715 2009-04-28 Richard Guenther <rguenther@suse.de>
20717 PR middle-end/39937
20718 * fold-const.c (fold_binary): Use distribute_real_division only
20721 2009-04-28 Steve Ellcey <sje@cup.hp.com>
20723 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
20724 add hpux-stdint.h to tm_file.
20725 (hppa[12]*-*-hpux11*): Ditto.
20726 (ia64*-*-hpux*): Ditto.
20727 * config/hpux-stdint.h: New.
20728 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
20729 __STDC_EXT__ for all compiles.
20730 * config/pa/pa-hpux.h: Ditto.
20731 * config/pa/pa-hpux10.h: Ditto.
20732 * config/pa/pa-hpux11.h: Ditto.
20734 2009-04-28 Catherine Moore <clm@codesourcery.com>
20736 * debug.h (set_name): Add comment.
20738 2009-04-28 Andrew Pinski <pinskia@gmail.com>
20741 * config/darwin.c (machopic_gen_offset): Check
20742 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
20743 * config/arm/arm.c (require_pic_register): Likewise.
20745 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
20747 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
20748 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
20749 m32c_promote_prototypes): Delete.
20751 2009-04-28 Michael Matz <matz@suse.de>
20753 PR middle-end/39922
20754 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
20757 2009-04-28 Richard Guenther <rguenther@suse.de>
20759 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
20761 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20763 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
20764 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
20765 * config/arm/arm-tune.md: Regenerate.
20767 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
20769 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
20770 block if there are complex incoming edges.
20771 (sel_merge_blocks): Remove useless assert.
20772 (sel_redirect_edge_and_branch): Check that edge was redirected.
20773 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
20774 (sel_find_rgns): Delete declaration.
20775 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
20776 the region when it is not a preheader.
20778 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20781 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
20783 2009-04-28 Richard Guenther <rguenther@suse.de>
20785 * tree.h (SSA_NAME_VALUE): Remove.
20786 (struct tree_ssa_name): Remove value_handle member.
20787 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
20788 array for jump threading.
20789 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
20791 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
20792 * tree-flow.h (threadedge_initialize_values): Declare.
20793 (threadedge_finalize_values): Likewise.
20794 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
20795 (SSA_NAME_VALUE): Define.
20796 (threadedge_initialize_values): New function.
20797 (threadedge_finalize_values): Likewise.
20798 * tree-ssa-dom.c (ssa_name_values): New global variable.
20799 (SSA_NAME_VALUE): Define.
20800 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
20802 2009-04-28 Ira Rosen <irar@il.ibm.com>
20804 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
20805 Use REPORT_VECTORIZED_LOCATIONS instead
20806 REPORT_VECTORIZED_LOOPS.
20807 * tree-vectorizer.c (vect_verbosity_level): Make static.
20808 (vect_loop_location): Rename to vect_location.
20809 (vect_set_verbosity_level): Update comment.
20810 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
20812 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
20813 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
20814 instead REPORT_UNVECTORIZED_LOOPS.
20815 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
20816 and vect_loop_def to vect_external_def and vect_internal_def.
20817 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
20818 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
20819 REPORT_UNVECTORIZED_LOCATIONS.
20820 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
20821 and vect_used_in_loop and to vect_unused_in_scope and
20822 vect_used_in_scope.
20823 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
20824 (vect_verbosity_level): Remove declaration.
20825 (vect_analyze_operations): Likewise.
20826 (vect_analyze_stmt): Declare.
20827 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
20828 REPORT_UNVECTORIZED_LOCATIONS.
20829 (vect_get_loop_niters): Fix indentation.
20830 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
20831 (vect_analyze_loop_operations): New function.
20832 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
20833 vect_analyze_operations.
20834 (vect_is_simple_reduction): Use new names.
20835 (vectorizable_live_operation, vect_transform_loop): Likewise.
20836 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
20837 to specify whether the data references can be a part of interleaving
20839 (vect_analyze_data_ref_dependence): Use new names.
20840 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
20841 (vect_create_addr_base_for_vector_ref): Remove redundant code.
20842 * tree-vect-patterns.c (widened_name_p): Use new names.
20843 (vect_recog_dot_prod_pattern): Likewise.
20844 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
20845 (process_use, vect_mark_stmts_to_be_vectorized,
20846 vect_model_simple_cost, vect_model_store_cost,
20847 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
20848 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
20849 vectorizable_operation, vectorizable_type_demotion,
20850 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
20851 vectorizable_condition): Likewise.
20852 (vect_analyze_operations): Split into vect_analyze_loop_operations
20854 (vect_analyze_stmt): ... new function.
20855 (new_stmt_vec_info): Use new names.
20856 (vect_is_simple_use): Use new names and fix comment.
20857 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
20858 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
20860 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20863 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
20864 and integer modes for x87 operands. Do not ICE for unsupported size,
20865 generate error instead. Generate error for unsupported operand types.
20866 ['z']: Do not handle HImode memory operands specially. Warning
20867 for floating-point operands. Fallthru to 'Z' for unsupported operand
20868 types. Do not ICE for unsupported size, generate error instead.
20869 (output_387_binary_op): Use %Z to output operands.
20870 (output_fp_compare): Ditto.
20871 (output_387_reg_move): Ditto.
20873 2009-04-28 Ben Elliston <bje@au.ibm.com>
20878 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20880 * builtins.c (c_strlen): Do not warn here.
20881 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20882 * c-common.c (pointer_int_sum): Take an explicit location.
20883 Warn about offsets out of bounds.
20884 * c-common.h (pointer_int_sum): Adjust declaration.
20886 2009-04-27 Ian Lance Taylor <iant@google.com>
20888 * collect2.c (is_ctor_dtor): Change type of ret field in struct
20890 * dce.c (run_fast_df_dce): Change type of old_flags to int.
20891 * df-core.c (df_set_flags): Change return type to int. Change
20892 type of old_flags to int.
20893 (df_clear_flags): Likewise.
20894 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
20895 (df_get_conditional_uses): Likewise.
20896 * df.h (df_set_flags, df_clear_flags): Update declarations.
20897 * dwarf2out.c (struct indirect_string_node): Change type of form
20898 field to enum dwarf_form.
20899 (AT_string_form): Change return type to enum dwarf_form.
20900 * fixed-value.c (fixed_compare): Add cast to enum type.
20901 * fwprop.c (update_df): Change 0 to VOIDmode.
20902 * gensupport.c: Change 0 to UNKNOWN.
20903 * gimple.h (gimple_cond_code): Add cast to enum type.
20904 * haifa-sched.c (reemit_notes): Add cast to enum type.
20905 * hooks.c (hook_int_void_no_regs): Remove function.
20906 * hooks.h (hook_int_void_no_regs): Remove declaration.
20907 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
20908 * predict.c (combine_predictions_for_insn): Add casts to enum type.
20909 * real.c (real_arithmetic): Add cast to enum type.
20910 (real_compare): Likewise.
20911 * target.h (struct gcc_target): Change return type of
20912 branch_target_register_class to enum reg_class.
20913 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
20914 default_branch_target_register_class.
20915 * targhooks.c (default_branch_target_register_class): New function.
20916 * targhooks.h (default_branch_target_register_class): Declare.
20917 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
20918 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
20920 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
20922 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
20923 vect_uninitialized_def. Change 0 to ERROR_MARK.
20924 * tree-vect-stmts.c (supportable_widening_operation): Don't
20925 initialize icode1 and icode2.
20926 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
20927 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
20929 (cmn_err_flag_specs): Change 0 to STD_C89.
20930 (cmn_err_char_table): Likewise.
20931 * config/arm/arm.c (get_arm_condition_code): Change type of code
20932 to enum arm_cond_code.
20933 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
20934 (IWMMXT_BUILTIN2): Likewise.
20935 (neon_builtin_type_bits): Don't define typedef.
20936 (neon_builtin_datum): Change type of bits field to int.
20937 (arm_expand_neon_args): Add cast to enum type.
20938 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
20940 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
20941 casts to enum type.
20942 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
20944 * config/mips/mips.md (jal_macro): Return enum constant.
20945 (single_insn): Likewise.
20946 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
20948 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20949 casts to enum type.
20950 * config/s390/s390.c (s390_tune_flags): Change type to int.
20951 (s390_arch_flags): Likewise.
20952 (s390_handle_arch_option): Change flags field of struct pta to int.
20953 * config/s390/s390.h (s390_tune_flags): Update declaration.
20954 (s390_arch_flags): Likewise.
20955 * config/sh/sh.c (prepare_move_operands): Compare
20956 tls_symbolic_operand result with enum constant.
20957 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
20958 (sh_expand_prologue): Add cast to enum type.
20959 (sh_expand_epilogue): Likewise.
20960 (tls_symbolic_operand): Change return type to enum tls_model.
20961 (fpscr_set_from_mem): Add cast to enum type.
20962 (legitimize_pic_address): Compare tls_symbolic_operand result with
20964 (sh_target_reg_class): Change return type to enum reg_class.
20965 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
20967 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
20968 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
20969 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
20970 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
20971 (delayed_branch, tls_call_delay): Likewise.
20972 (eligible_for_sibcall_delay): Likewise.
20973 (eligible_for_return_delay): Likewise.
20974 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20975 (spu_expand_builtin_1): Likewise.
20977 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20978 for all types of conversions.
20979 (output_init_element): Issue -Wc++-compat warning if needed when
20980 initializing a bitfield with enum type.
20981 * c-parser.c (c_parser_expression): Set original_type to
20982 original_type of right hand operand of comma operator.
20984 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20986 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20988 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20989 * doc/cpp.texi (Standard Predefined Macros)
20990 (Implementation-defined behavior): Likewise.
20991 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20992 * doc/gimple.texi (GIMPLE Exception Handling)
20993 (@code{GIMPLE_ASSIGN}): Likewise.
20994 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20995 * doc/invoke.texi (Warning Options, Optimize Options)
20996 (AVR Options, Darwin Options): Likewise.
20997 (Optimize Options): Reformulate -fwhole-program description.
20998 * doc/loop.texi (Lambda): Likewise.
20999 * doc/md.texi (Output Template, Define Constraints)
21000 (Standard Names, Insn Splitting): Likewise.
21001 * doc/options.texi (Option properties): Likewise.
21002 * doc/passes.texi (Tree-SSA passes): Likewise.
21003 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21004 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
21005 (File Names and DBX): Likewise.
21006 * doc/trouble.texi (Incompatibilities): Likewise.
21008 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21010 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
21011 instruction is correct.
21013 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21015 Allow non-constant arguments to conversion intrinsics.
21016 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
21017 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
21018 * spu.c (print_operand): Handle 'v' and 'w'.
21019 (exp2_immediate_p, spu_gen_exp2): Define.
21020 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
21021 spu_convtf_1): Update parameter descriptions.
21022 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
21023 * constraints.md ('v', 'w'): New.
21024 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
21026 (i2f, I2F): New define_mode_attr.
21027 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
21028 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
21029 fixuns_truncv4sfv4si2): Update to use mode attribute.
21030 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
21031 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
21032 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
21033 patterns for combine.
21035 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
21037 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
21038 (cprop, hoist, pre, store_motion): New debug counters.
21039 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
21040 is not an RTL pass anymore.
21041 (pass_profiling): Remove extern decl for pass removed in 2005.
21042 (pass_gcse, pass_jump_bypass): Remove.
21043 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
21044 to 0 for clean state.
21045 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
21046 * cse.c (gate_handle_cse_after_global_opts,
21047 rest_of_handle_cse_after_global_opts): New functions.
21048 (pass_cse_after_global_opts): New pass, does local CSE.
21049 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
21050 (TV_CPROP): New timevar.
21051 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
21052 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
21053 (gcse_main, recompute_all_luids): Remove.
21054 (compute_hash_table_work): Call max_reg_num instead of reading
21056 (cprop_jump): Don't set run_jump_opt_after_gcse.
21057 (constprop_register): Always allow to alter jumps.
21058 (cprop_insn): Likewise.
21059 (do_local_cprop): Likewise.
21060 (local_cprop_pass): Likewise. Return non-zero if something changed.
21061 (cprop): Remove function, fold interesting bits into one_cprop_pass.
21062 (find_implicit_sets): Add note about missed optimization opportunity.
21063 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
21064 pass_rtl_cprop execute function.
21065 Don't bother tracking the pass number, each pass gets its own dumpfile
21067 Always allow to alter jumpsand bypass jumps.
21068 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
21069 will just find no suitable set.
21070 (pre_edge_insert): Fix dumping, this function is for PRE only.
21071 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
21072 pass_rtl_pre execute function.
21073 (hoist_code): Return non-zero if something changed. Keep track of
21074 substitutions and insertions for statistics gathering similar to PRE.
21075 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
21076 called from the pass_rtl_hoist execute function. Show pass statistics.
21077 (compute_store_table): Use max_reg_num directly instead of using the
21078 formerly global max_gcse_regno.
21079 (build_store_vectors): Likewise.
21080 (replace_store_insn): Fix dumping.
21081 (store_motion): Rename to ...
21082 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
21083 pass, called from the pass_rtl_store_motion execute function. Keep
21084 track of substitutions and insertions for statistics gathering similar
21086 (bypass_jumps): Remove, fold interesting bits into ...
21087 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
21088 from the pass_rtl_cprop execute function.
21089 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
21090 pass_jump_bypass): Remove.
21091 (gate_handle_gcse, rest_of_handle_gcse): Remove.
21092 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
21093 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
21094 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
21095 (gate_rtl_store_motion, execute_rtl_store_motion,
21096 pass_rtl_store_motion): New.
21097 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
21098 make it clear that -fcse-skip-blocks is a no-op for backward compat.
21099 * passes.c (init_optimization_passes): Remove pass_gcse and
21100 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
21101 and cse_after_global_opts in place of pass_gcse. Schedule cprop
21102 instead of pass_jump_bypass.
21104 2009-04-27 Richard Guenther <rguenther@suse.de>
21106 PR middle-end/39928
21107 * gimplify.c (gimplify_expr): If we are required to create
21108 a temporary make sure it ends up as register.
21110 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
21113 * config/i386/i386.c (construct_container): Don't call
21114 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
21115 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
21117 2009-04-27 Michael Matz <matz@suse.de>
21119 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
21120 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
21121 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
21122 (dump_replaceable_exprs): Take a bitmap.
21123 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
21125 (expand_gimple_basic_block): Likewise.
21126 * tree-ssa-ter.c (struct temp_expr_table_d): Make
21127 replaceable_expressions member a bitmap.
21128 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
21129 (mark_replaceable): Likewise.
21130 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
21131 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
21133 2009-04-27 Richard Guenther <rguenther@suse.de>
21135 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
21136 (verify_stmts): Dispatch to gimple/type verification code.
21137 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
21138 issue with call argument types.
21140 2009-04-27 Michael Matz <matz@suse.de>
21142 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
21143 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
21146 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
21147 Eric Botcazou <ebotcazou@adacore.com>
21149 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
21150 a label's basic block.
21151 (mark_target_live_regs): Tidy and rework obsolete comments.
21152 Change back DF problem to LIVE. If a label starts a basic block,
21153 assume that all registers that used to be live then still are.
21154 (init_resource_info): If a label starts a basic block, set its
21155 BLOCK_FOR_INSN accordingly.
21156 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
21158 2009-04-27 Richard Guenther <rguenther@suse.de>
21160 * tree-flow-inline.h (function_ann): Remove.
21161 (get_function_ann): Likewise.
21162 * tree-dfa.c (create_function_ann): Remove.
21163 * tree-flow.h (struct static_var_ann_d): Remove.
21164 (struct function_ann_d): Likewise.
21165 (union tree_ann_d): Remove fdecl member.
21166 (function_ann_t): Remove.
21167 (function_ann, get_function_ann, create_function_ann): Remove
21170 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
21172 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
21174 2009-04-27 Jan Hubicka <jh@suse.cz>
21176 * ipa-pure-const.c (struct funct_state_d): New fields
21177 state_previously_known, looping_previously_known; remove
21178 state_set_in_source.
21179 (analyze_function): Use new fields.
21180 (propagate): Avoid assumption that state_set_in_source imply
21183 * tree-ssa-loop-niter.c (finite_loop_p): New function.
21184 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
21185 * cfgloop.h (finite_loop_p): Declare.
21187 2009-04-26 Michael Matz <matz@suse.de>
21189 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
21191 2009-04-26 Michael Matz <matz@suse.de>
21193 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
21194 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
21195 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
21196 pass_mark_used_blocks): Remove.
21197 * tree-optimize.c (pass_free_datastructures,
21198 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
21199 * passes.c (init_optimization_passes): Don't call
21200 pass_mark_used_blocks, remove dead code.
21202 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
21204 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
21205 * tree-ssa-live.h (register_ssa_partition): Likewise.
21207 2009-04-26 Michael Matz <matz@suse.de>
21210 * builtins.c (fold_builtin_next_arg): Handle SSA names.
21211 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
21212 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
21214 (compare_pairs): Swap cost comparison.
21215 (coalesce_ssa_name): Don't use change_partition_var.
21216 * tree-nrv.c (struct nrv_data): Add modified member.
21217 (finalize_nrv_r): Set it.
21218 (tree_nrv): Use it to update statements.
21219 (pass_nrv): Require PROP_ssa.
21220 * tree-mudflap.c (mf_decl_cache_locals,
21221 mf_build_check_statement_for): Use make_rename_temp.
21222 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
21223 * alias.c (find_base_decl): Handle SSA names.
21224 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
21225 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
21226 * rtl.h (set_reg_attrs_for_parm): Declare.
21227 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
21228 to "optimized", remove unused locals at finish.
21229 (execute_free_datastructures): Make global, call
21230 delete_tree_cfg_annotations.
21231 (execute_free_cfg_annotations): Don't call
21232 delete_tree_cfg_annotations.
21234 * ssaexpand.h: New file.
21235 * expr.c (toplevel): Include ssaexpand.h.
21236 (expand_assignment): Handle SSA names the same as register variables.
21237 (expand_expr_real_1): Expand SSA names.
21238 * cfgexpand.c (toplevel): Include ssaexpand.h.
21239 (SA): New global variable.
21240 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
21241 (SSAVAR): New macro.
21242 (set_rtl): New helper function.
21243 (add_stack_var): Deal with SSA names, use set_rtl.
21244 (expand_one_stack_var_at): Likewise.
21245 (expand_one_stack_var): Deal with SSA names.
21246 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
21247 before unique numbers.
21248 (expand_stack_vars): Use set_rtl.
21249 (expand_one_var): Accept SSA names, add asserts for them, feed them
21250 to above subroutines.
21251 (expand_used_vars): Expand all partitions (without default defs),
21252 then only the local decls (ignoring those expanded already).
21253 (expand_gimple_cond): Remove edges when jumpif() expands an
21254 unconditional jump.
21255 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
21256 or remove abnormal edges. Ignore insns setting the LHS of a TERed
21258 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
21259 members of SA; deal with PARM_DECL partitions here; expand
21260 all PHI nodes, free tree datastructures and SA. Commit instructions
21261 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
21262 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
21263 info and statements at start, collect garbage at finish.
21264 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
21265 (VAR_ANN_PARTITION) Remove.
21266 (change_partition_var): Don't declare.
21267 (partition_to_var): Always return SSA names.
21268 (var_to_partition): Only accept SSA names.
21269 (register_ssa_partition): Only check argument.
21270 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
21272 (delete_var_map): Don't free it.
21273 (var_union): Only accept SSA names, simplify.
21274 (partition_view_init): Mark only useful SSA names as used.
21275 (partition_view_fini): Only deal with SSA names.
21276 (change_partition_var): Remove.
21277 (dump_var_map): Use ssa_name instead of partition_to_var member.
21278 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
21280 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
21281 (struct _elim_graph): New member const_dests; nodes member vector of
21283 (set_location_for_edge): New static helper.
21284 (create_temp): Remove.
21285 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
21286 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
21287 (new_elim_graph): Allocate const_dests member.
21288 (clean_elim_graph): Truncate const_dests member.
21289 (delete_elim_graph): Free const_dests member.
21290 (elim_graph_size): Adapt to new type of nodes member.
21291 (elim_graph_add_node): Likewise.
21292 (eliminate_name): Likewise.
21293 (eliminate_build): Don't take basic block argument, deal only with
21294 partition numbers, not variables.
21295 (get_temp_reg): New static helper.
21296 (elim_create): Use it, deal with RTL temporaries instead of trees.
21297 (eliminate_phi): Adjust all calls to new signature.
21298 (assign_vars, replace_use_variable, replace_def_variable): Remove.
21299 (rewrite_trees): Only do checking.
21300 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
21301 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
21302 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
21303 contains_tree_r, MAX_STMTS_IN_LATCH,
21304 process_single_block_loop_latch, analyze_edges_for_bb,
21305 perform_edge_inserts): Remove.
21306 (expand_phi_nodes): New global function.
21307 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
21308 functions, initialize new parameter, remember partitions having a
21310 (finish_out_of_ssa): New global function.
21311 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
21312 don't reset in_ssa_p here, don't disable TER when mudflap.
21313 (pass_del_ssa): Remove.
21314 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
21316 (execute_free_datastructures): Declare.
21317 * Makefile.in (SSAEXPAND_H): New variable.
21318 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
21319 * basic-block.h (commit_one_edge_insertion): Declare.
21320 * passes.c (init_optimization_passes): Move pass_nrv and
21321 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
21322 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
21323 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
21324 (redirect_branch_edge): Deal with super block when expanding, split
21325 out jump patching itself into ...
21326 (patch_jump_insn): ... here, new static helper.
21328 2009-04-26 Michael Matz <matz@suse.de>
21330 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
21331 beyond num_ssa_names.
21332 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
21333 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
21335 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21337 PR inline-asm/39543
21338 * fwprop.c (forward_propagate_asm): New function.
21339 (forward_propagate_and_simplify): Propagate also into __asm, if it
21340 doesn't increase the number of referenced registers.
21343 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
21345 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21347 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
21348 note_nonlocal_vla_type for nonlocal VLAs.
21349 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
21350 contains_remapped_vars, remap_vla_decls): New functions.
21351 (convert_nonlocal_reference_stmt): If not optimizing, call
21352 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
21353 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
21354 if it wasn't found in var_map.
21355 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
21356 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
21357 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
21359 * gimplify.c (nonlocal_vlas): New variable.
21360 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
21362 (gimplify_body): Create and destroy nonlocal_vlas.
21364 * dwarf2out.c (loc_descr_plus_const): New function.
21365 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
21366 mem_loc_descriptor, loc_descriptor_from_tree_1,
21367 descr_info_loc, gen_variable_die): Use it.
21369 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
21370 !TREE_STATIC VAR_DECLs.
21371 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
21372 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
21373 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
21374 DECL_BY_REFERENCE is valid.
21375 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
21376 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
21377 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
21378 Copy DECL_BY_REFERENCE.
21379 (struct nesting_copy_body_data): New type.
21380 (nesting_copy_decl): New function.
21381 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
21382 if they have variable length.
21384 2009-04-26 Michael Matz <matz@suse.de>
21386 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
21387 mark new temporaries for renaming.
21389 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21392 * c-decl.c (global_bindings_p): Return negative value.
21393 (c_variable_size): New. Based on variable_size from
21395 (grokdeclarator): Call c_variable_size not variable_size.
21397 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
21399 * config/i386/i386.c (print_operand) ['z']: Fix typo.
21401 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
21403 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
21404 Redefine it to just use mingw/include.
21405 (ASM_SPEC): Rules for -m32 and -m64.
21406 (LINK_SPEC): Use Likewise.
21407 (SPEC_32): New define.
21408 (SPEC_64): Likewise.
21409 (SUB_LINK_SPEC): Likewise.
21410 (MULTILIB_DEFAULTS): New define.
21411 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
21412 Add multilib options.
21413 (MULTILIB_DIRNAMES): Likewise.
21414 (MULTILIB_OSDIRNAMES): Likewise.
21415 (LIBGCC): Likewise.
21416 (INSTALL_LIBGCC): Likewise.
21418 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21421 * c-tree.h (enum c_inline_static_type): New.
21422 (record_inline_static): Declare.
21423 * c-decl.c (struct c_inline_static, c_inline_statics,
21424 record_inline_static, check_inline_statics): New.
21425 (pop_file_scope): Call check_inline_statics.
21426 (start_decl): Call record_inline_static instead of pedwarning
21427 directly for static in inline function.
21428 * c-typeck.c (build_external_ref): Call record_inline_static
21429 instead of pedwarning directly for static referenced in inline
21432 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
21434 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
21435 not new but only being rescanned.
21436 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
21437 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
21438 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
21439 record_set_info, compute_set, grealloc): Remove.
21440 (recompute_all_luids): New function.
21441 (gcse_main): Don't compute sets, and don't do related memory
21442 allocations/free-ing. If something changed before the end of the
21443 pass, update LUIDs using recompute_all_luids.
21444 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
21445 (free_gcse_mem): Don't free it either.
21446 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
21447 Use the df insn LUIDs.
21448 (load_killed_in_block): Likewise.
21449 (compute_hash_table_work): Don't compute reg_set_in_block.
21450 (compute_transp): Use DF_REG_DEF_CHAINs.
21451 (local_cprop_pass): Don't use compute_sets and related functions.
21452 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
21453 Use get_max_uid() instead of max_cuid.
21454 (insert_insn_end_basic_block, pre_insert_copy_insn,
21455 update_ld_motion_stores): Don't try to
21456 keep reg_set tables up to date.
21457 (pre_insert_copies): Use df insn LUIDs.
21458 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
21459 (reg_set_info): Don't use extra bitmap argument.
21460 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
21461 information to compute regs_set_in_block.
21462 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
21463 (bypass_jumps): Don't use compute_sets and friends.
21465 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21468 * opts.c (undocumented_msg): Do not leave blank even with
21471 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21473 * c-decl.c (build_enumerator): Allow values folding to integer
21474 constants but not integer constant expressions with a pedwarn if
21477 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21480 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
21481 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
21482 type is an integer constant.
21484 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21487 * config/i386/i386.c (print_operand) ['z']: Revert handling of
21490 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21493 * c-decl.c (grokdeclarator): Diagnose declarations of functions
21494 with variably modified return type and no storage class
21495 specifiers, except for the case of nested functions. Distinguish
21496 extern declarations of functions with variably modified return
21497 types from those of objects with variably modified types.
21499 2009-04-25 Jan Hubicka <jh@suse.cz>
21501 * tree.c (list_equal_p): New function.
21502 * tree.h (list_equal_p): Declare.
21503 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21504 basic_block_def, basic_block, const_basic_block): New.
21505 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
21506 (redirect_eh_edge): New function.
21507 (make_eh_edge_update_phi): EH edges are not abnormal.
21508 * except.c: Include tree-flow.h.
21509 (list_match): New function.
21510 (eh_region_replaceable_by_p): New function.
21511 (replace_region): New function.
21512 (hash_type_list): New function.
21513 (hash_eh_region): New function.
21514 (eh_regions_equal_p): New function.
21515 (merge_peers): New function.
21516 (remove_unreachable_regions): Verify EH tree when checking;
21518 (copy_eh_region_1): New function.
21519 (copy_eh_region): New function.
21520 (push_reachable_handler): New function.
21521 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
21522 regions without label but with live RESX.
21523 * except.h (redirect_eh_edge_to_label): New.
21524 * tree-flow.h (redirect_eh_edge): New.
21525 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21526 basic_block_def, basic_block, const_basic_block): Remove.
21527 * Makefile.in (except.o): Add dependency on tree-flow.h
21528 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
21529 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
21532 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
21535 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
21536 on the destination of memcpy.
21538 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
21540 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
21541 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
21542 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
21544 2009-04-25 Jan Hubicka <jh@suse.cz>
21546 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
21547 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
21548 to be reached by different label than left.
21549 (update_eh_edges): Update comment; remove edge_to_remove if possible
21550 and return true if suceeded.
21551 (cleanup_empty_eh): Accept sharing map; handle shared regions.
21552 (cleanup_eh): Compute sharing map.
21553 * except.c (remove_eh_handler_and_replace): Add argument if we should
21555 (remove_unreachable_regions): Update for label sharing.
21556 (label_to_region_map): Likewise.
21557 (get_next_region_sharing_label): New function.
21558 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
21560 (remove_eh_handler): Update.
21561 (remove_eh_region_and_replace_by_outer_of): New function.
21562 * except.h (struct eh_region): Add next_region_sharing_label.
21563 (remove_eh_region_and_replace_by_outer_of,
21564 get_next_region_sharing_label): Declare.
21565 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
21567 2009-04-25 Jan Hubicka <jh@suse.cz>
21569 * tree-cfg.c (split_critical_edges): Split also edges where we can't
21570 insert code even if they are not critical.
21572 2009-04-25 Jan Hubicka <jh@suse.cz>
21574 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21575 (gimple_can_remove_branch_p): EH edges won't remove branch by
21577 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
21578 updating of non-abnormal EH edges.
21579 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21580 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
21581 (split_critical_edges): Split also edges where emitting code on them
21582 will lead to splitting later.
21584 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21585 H.J. Lu <hongjiu.lu@intel.com>
21588 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
21589 the configured assembler supports fildq and fistpq mnemonics.
21590 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
21591 * configure: Regenerated.
21592 * config.in: Ditto.
21594 * config/i386/i386.c (print_operand): Handle 'Z'.
21595 ['z']: Remove handling of special fild/fist suffixes.
21596 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
21597 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
21598 suffix of fild insn.
21599 (*floatsi<mode>2_vector_mixed): Ditto.
21600 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
21601 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
21602 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21603 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
21604 * config/i386/gas.h (GAS_MNEMONICS): Remove.
21606 2009-04-25 Ben Elliston <bje@au.ibm.com>
21608 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
21609 the source of a set operation.
21611 2009-04-25 Anatoly Sokolov <aesok@post.ru>
21613 * target.h (struct gcc_target): Add case_values_threshold field.
21614 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
21615 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
21616 * targhooks.c (default_case_values_threshold): New function.
21617 * targhooks.h (default_case_values_threshold): Declare function.
21618 * stmt.c (expand_case): Use case_values_threshold target hook.
21619 * expr.h (case_values_threshold): Remove declartation.
21620 * expr.c (case_values_threshold): Remove function.
21621 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
21623 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
21624 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21625 (avr_case_values_threshold): Declare as static.
21626 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
21628 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
21629 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21630 (mn10300_case_values_threshold): New function.
21632 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21634 * ira.c (setup_cover_and_important_classes): Add enum cast.
21636 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
21638 * genpreds.c (write_enum_constraint_num): Output definition of
21639 CONSTRAINT_NUM_DEFINED_P macro.
21640 * ira.c (setup_cover_and_important_classes): Use
21641 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
21643 2009-04-24 DJ Delorie <dj@redhat.com>
21645 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
21646 __SH2A_SINGLE_ONLY__ also.
21648 2009-04-24 Steve Ellcey <sje@cup.hp.com>
21650 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
21651 (movdf_internal): Ditto.
21652 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
21653 SFmode and DFmode constants.
21654 (ia64_print_operand): Add 'G' format for printing
21655 floating point constants.
21657 2009-04-24 Richard Guenther <rguenther@suse.de>
21659 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
21660 from unsigned additions.
21662 2009-04-24 Joseph Myers <joseph@codesourcery.com>
21664 * c-typeck.c (set_init_index): Allow array designators that are
21665 not integer constant expressions with a pedwarn if pedantic.
21667 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21669 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
21670 zero if no overlap in nonzero bits between the operands.
21672 2009-04-24 Ian Lance Taylor <iant@google.com>
21674 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
21675 (record_dead_and_set_regs): Likewise.
21676 * df.h (struct df_mw_hardreg): Change flags field to int.
21677 (struct df_base_ref): Likewise.
21678 (struct df): Change changeable_flags field to int.
21679 * df-scan.c (df_defs_record): Change clobber_flags to int.
21680 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
21681 constants rather than #define macros.
21682 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
21683 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
21684 (enum dwarf_calling_convention): Likewise.
21685 (enum dwarf_line_number_x_ops): Likewise.
21686 (enum dwarf_call_frame_info): Likewise.
21687 (enum dwarf_source_language): Likewise.
21688 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
21689 (add_calling_convention_attribute): Likewise.
21690 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
21691 (combine_comparisons): Change compcode to int. Add cast to enum type.
21692 * genrecog.c (maybe_both_true_2): Change c to int.
21693 (write_switch): Likewise. Add cast to enum type.
21694 * gimplify.c (gimplify_omp_for): Handle return values from
21695 gimplify_expr using MIN rather than bitwise or.
21696 (gimplify_expr): Add cast to enum type.
21697 * ipa-prop.c (update_jump_functions_after_inlining): Change
21698 IPA_BOTTOM to IPA_JF_UNKNOWN.
21699 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
21700 Add casts to enum type.
21701 (setup_cover_and_important_classes): Change cl to int. Add casts
21703 (setup_class_translate): Change cl and mode to int.
21704 (ira_init_once): Change mode to int.
21705 (free_register_move_costs): Likewise.
21706 (setup_prohibited_mode_move_regs): Add casts to enum type.
21707 * langhooks.c (add_builtin_function_common): Rework assertion that
21708 value fits bitfield.
21709 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
21710 * omega.c (omega_do_elimination): Avoid math on enum types.
21711 * optabs.c (expand_vec_shift_expr): Remove casts to int.
21712 * opts.c (set_debug_level): Change 2 to enum constant. Use new
21713 int local to handle integral_argment value.
21714 * regmove.c (try_auto_increment): Change PUT_MODE to
21716 * reload.c (push_secondary_reload): Add casts to enum type.
21717 (secondary_reload_class, find_valid_class): Likewise.
21718 * reload1.c (emit_input_reload_insns): Likewise.
21719 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
21720 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
21721 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
21723 * tree.c (build_common_builtin_nodes): Add casts to enum type.
21724 * tree-complex.c (complex_lattice_t): Typedef to int rather than
21726 (expand_complex_libcall): Add casts to enum type.
21727 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
21728 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
21729 with ERROR_MARK, not NUM_TREE_CODES.
21730 (vect_create_epilog_for_reduction): Likewise.
21731 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
21732 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
21733 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
21735 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
21736 vect_unused_in_loop. Change 0 to loop_vect.
21737 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
21738 * var-tracking.c (get_init_value): Change return type to enum
21740 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
21741 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
21743 (arm_override_options): Add casts to enum type.
21744 (arm_emit_tls_decoration): Likewise.
21745 * config/i386/i386.c (ix86_function_specific_restore): Add casts
21747 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
21748 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
21749 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
21751 * config/s390/s390.c (code_for_builtin_64): Change to array of
21753 (code_for_builtin_31): Likewise.
21754 (s390_expand_builtin): Change code_for_builtin to enum insn_code
21756 * config/sparc/sparc.c (sparc_override_options): Change value
21757 field in struct code_model to enum cmodel. In initializer change
21758 0 to NULL and add cast to enum type.
21760 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
21761 Change all callers. Issue a -Wc++-compat warning using
21762 lhs_origtype if necessary.
21763 (convert_for_assignment): Issue -Wc++-compat warnings about
21764 invalid conversions to enum type on assignment.
21765 * c-common.h (build_modify_expr): Update declaration.
21767 2009-04-24 Nick Clifton <nickc@redhat.com>
21769 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
21770 (function_arg_advance): Likewise.
21771 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
21774 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21776 * config/s390/constraints.md ('I', 'J'): Fix condition.
21778 2009-04-24 Diego Novillo <dnovillo@google.com>
21780 * gengtype-parse.c (parse_error): Add newline after message.
21782 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21784 * config/i386/sse.md (avxmodesuffixs): Removed.
21785 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
21786 (*avx_pinsr<ssevecsize>): This.
21788 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21790 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
21791 follow chains of regs with a single definition, and allow expressions
21792 that are function_invariant_p.
21793 (simple_rhs_p): Allow expressions that are function_invariant_p.
21795 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
21797 PR middle-end/39867
21798 * fold-const.c (fold_cond_expr_with_comparison): When folding
21799 > and >= to MAX, make sure the MAX uses the same type as the
21800 comparison's operands.
21802 2009-04-24 Nick Clifton <nickc@redhat.com>
21804 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
21805 addressing for DImode accesses.
21806 (frv_print_operand_address): Handle PLUS case.
21807 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
21809 2009-04-24 Jakub Jelinek <jakub@redhat.com>
21811 PR rtl-optimization/39794
21812 * alias.c (canon_true_dependence): Add x_addr argument.
21813 * rtl.h (canon_true_dependence): Adjust prototype.
21814 * cse.c (check_dependence): Adjust canon_true_dependence callers.
21815 * cselib.c (cselib_invalidate_mem): Likewise.
21816 * gcse.c (compute_transp): Likewise.
21817 * dse.c (scan_reads_nospill): Likewise.
21818 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
21819 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
21820 canon_base_addr of the group, plus optional offset.
21821 (struct group_info): Rename canon_base_mem to
21823 (get_group_info): Set canon_base_addr to canon_rtx of base, not
21824 canon_rtx of base_mem.
21826 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
21828 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
21829 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
21831 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21833 * config/spu/spu-builtins.h: Delete file.
21835 * config/spu/spu.h (enum spu_builtin_type): Move here from
21837 (struct spu_builtin_description): Likewise. Add GTY marker.
21838 Do not use enum spu_function_code or enum insn_code.
21839 (spu_builtins): Add extern declaration.
21841 * config/spu/spu.c: Do not include "spu-builtins.h".
21842 (enum spu_function_code, enum spu_builtin_type_index,
21843 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
21844 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
21845 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
21846 unsigned_V2DI_type_node): Move here from spu-builtins.h.
21847 (spu_builtin_types): Make static. Add GTY marker.
21848 (spu_builtins): Add extern declaration with GTY marker.
21849 Include "gt-spu.h".
21851 * config/spu/spu-c.c: Do not include "spu-builtins.h".
21852 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
21853 Check programmatically whether all parameters are scalar.
21855 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
21857 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
21859 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
21860 assignment from the constructor either if the target is volatile.
21862 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
21864 * config/arm/arm.md (insv): Do not share operands[0].
21866 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
21868 * config/vxlib-tls.c (active_tls_threads): Delete.
21869 (delete_hook_installed): New.
21870 (tls_delete_hook): Don't delete the delete hook.
21871 (tls_destructor): Delete it here.
21872 (__gthread_set_specific): Adjust installing the delete hook.
21873 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
21874 __gthread_leave_tsd_dtor_context.
21876 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
21878 * c-format.c (gcc_tdiag_char_table): Add support for %E.
21880 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
21882 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
21884 (alpha_rtx_costs): Ditto.
21885 (emit_unlikely_jump): Use add_reg_note.
21886 (emit_frame_store_1): Ditto.
21887 (alpha_expand_prologue): Ditto.
21888 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21889 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
21891 2009-04-23 Nick Clifton <nickc@redhat.com>
21893 * config/v850/v850.md (epilogue): Remove suppressed code.
21894 (return): Rename to return_simple and remove test of frame size.
21895 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
21896 to gen_return_simple.
21898 2009-04-22 Jing Yu <jingyu@google.com>
21901 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
21903 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21906 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
21907 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
21908 value is a VECTOR_CST, the element type is the element type of the
21911 2009-04-22 DJ Delorie <dj@redhat.com>
21913 * config/m32c/m32c.h: Update GTY annotations to new syntax.
21915 2009-04-22 Jakub Jelinek <jakub@redhat.com>
21917 * alias.c (find_base_term): Move around LO_SUM case, so that
21918 CONST falls through into PLUS/MINUS handling.
21921 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
21922 into 0, use omit_one_operand.
21924 2009-04-23 Ben Elliston <bje@au.ibm.com>
21926 * config/rs6000/linux-unwind.h (get_regs): Remove type
21927 puns. Change the type of `pc' to an array of unsigned ints and
21928 update all users. Constify frame24.
21930 2009-04-22 DJ Delorie <dj@redhat.com>
21932 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
21933 declarations before code.
21934 (current_function_special_page_vector): Likewise.
21935 (m32c_expand_insv): Silence a warning.
21937 2009-04-21 Taras Glek <tglek@mozilla.com>
21939 * alias.c: Update GTY annotations to new syntax.
21940 * basic-block.h: Likewise.
21941 * bitmap.h: Likewise.
21942 * c-common.h: Likewise.
21943 * c-decl.c: Likewise.
21944 * c-parser.c: Likewise.
21945 * c-pragma.c: Likewise.
21946 * c-tree.h: Likewise.
21947 * cfgloop.h: Likewise.
21948 * cgraph.h: Likewise.
21949 * config/alpha/alpha.c: Likewise.
21950 * config/arm/arm.h: Likewise.
21951 * config/avr/avr.h: Likewise.
21952 * config/bfin/bfin.c: Likewise.
21953 * config/cris/cris.c: Likewise.
21954 * config/darwin.c: Likewise.
21955 * config/frv/frv.c: Likewise.
21956 * config/i386/i386.c: Likewise.
21957 * config/i386/i386.h: Likewise.
21958 * config/i386/winnt.c: Likewise.
21959 * config/ia64/ia64.h: Likewise.
21960 * config/iq2000/iq2000.c: Likewise.
21961 * config/mips/mips.c: Likewise.
21962 * config/mmix/mmix.h: Likewise.
21963 * config/pa/pa.c: Likewise.
21964 * config/pa/pa.h: Likewise.
21965 * config/rs6000/rs6000.c: Likewise.
21966 * config/s390/s390.c: Likewise.
21967 * config/sparc/sparc.c: Likewise.
21968 * config/xtensa/xtensa.c: Likewise.
21969 * cselib.h: Likewise.
21970 * dbxout.c: Likewise.
21971 * dwarf2out.c: Likewise.
21972 * except.c: Likewise.
21973 * except.h: Likewise.
21974 * fixed-value.h: Likewise.
21975 * function.c: Likewise.
21976 * function.h: Likewise.
21977 * gimple.h: Likewise.
21978 * integrate.c: Likewise.
21979 * optabs.c: Likewise.
21980 * output.h: Likewise.
21981 * real.h: Likewise.
21983 * stringpool.c: Likewise.
21984 * tree-data-ref.c: Likewise.
21985 * tree-flow.h: Likewise.
21986 * tree-scalar-evolution.c: Likewise.
21987 * tree-ssa-address.c: Likewise.
21988 * tree-ssa-alias.h: Likewise.
21989 * tree-ssa-operands.h: Likewise.
21990 * tree.c: Likewise.
21991 * tree.h: Likewise.
21992 * varasm.c: Likewise.
21993 * varray.h: Likewise.
21995 * coretypes.h: Do not define GTY macro if it is already defined.
21996 * doc/gty.texi: Update GTY documentation to new syntax.
21997 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21998 annotations on structs.
21999 * gengtype-parse.c: Likewise.
22001 2009-04-22 Mark Heffernan <meheff@google.com>
22003 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
22005 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22007 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
22010 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22012 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
22013 the same as a PLUS without a shift. Increase the cost of a
22016 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22018 * Makefile.in: Update dependencies.
22019 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
22020 * errors.h: Remove bogus comment about compatibility.
22021 (warning): Update declaration.
22022 * genautomata.c: Update all calls to warning.
22023 * gimple.c: Do not include errors.h. Include toplev.h.
22024 * tree-ssa-structalias.c: Do not include errors.h.
22025 * omega.c: Likewise.
22026 * tree-ssa-reassoc.c: Likewise.
22027 * config/spu/spu-c.c: Likewise.
22028 * config/spu/t-spu-elf: Update dependencies.
22030 2009-04-22 Richard Guenther <rguenther@suse.de>
22032 PR tree-optimization/39824
22033 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
22034 make sure the types are compatible.
22036 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22039 * c-common.c (c_parse_error): Take a token_flags parameter.
22040 Use token_type for the token type instead.
22041 Pass token_flags to cpp_type2name.
22042 * c-common.h (c_parse_error): Update declaration.
22043 * c-parser.c (c_parser_error): Pass 0 as token flags.
22045 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
22047 PR rtl-optimization/39580
22048 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
22050 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22052 * function.c (expand_function_end): Do not emit a jump to the "naked"
22053 return label for fall-through returns.
22054 * except.c (sjlj_emit_function_exit): Always place the call to the
22055 unregister function at the location installed by expand_function_end.
22057 2009-04-22 Richard Guenther <rguenther@suse.de>
22059 PR tree-optimization/39845
22060 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
22061 (gen_inbound_check): Likewise.
22063 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
22065 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
22067 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
22068 * config/vxlib.c (__gthread_once): Add race guard for PPC.
22070 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22072 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
22073 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
22074 shift counts to avoid out-of-bounds array accesses.
22076 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22078 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
22079 (Pmode): Move above.
22081 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
22083 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
22084 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
22085 GET_CODE macro. Use IN_RANGE macro where appropriate.
22086 * config/alpha/alpha.h: Ditto.
22087 * config/alpha/alpha.md: Ditto.
22088 * config/alpha/constraints.md: Ditto.
22089 * config/alpha/predicates.md: Ditto.
22091 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22093 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
22094 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22095 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22096 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22097 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22098 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22099 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22100 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22101 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22102 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22103 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22104 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22105 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22106 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22107 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22108 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22109 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22110 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22111 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22112 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22113 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22114 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22115 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22116 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22117 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22118 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22119 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22121 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22123 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
22124 references from comments.
22125 * cfgbuild.c (count_basic_blocks): Delete.
22126 (find_basic_blocks_1): Delete.
22127 (find_basic_blocks): Delete.
22128 * except.c (finish_eh_generation): Make static. Move comment from
22129 except.h here. Remove find_basic_blocks references from comments.
22130 * except.h (finish_eh_generation): Delete.
22131 * basic-block.h (find_basic_blocks): Delete.
22132 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
22134 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
22136 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
22137 (sdbout_parms): Likewise.
22139 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22141 * config/sh/sh.c (prepare_cbranch_operands): Use
22142 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
22143 (expand_cbranchdi4): Likewise.
22144 (from_compare): Add cast to enum type.
22145 (expand_cbranchsi4): Use add_reg_note.
22146 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
22147 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
22148 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
22149 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22150 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
22151 instead of CODE_FOR_nothing.
22152 (cbranchdi4): Likewise. Fix the order of arguments for
22154 (push_fpscr): Use add_reg_note.
22155 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
22156 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
22158 2009-04-21 Joseph Myers <joseph@codesourcery.com>
22160 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
22161 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22162 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22163 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
22164 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
22165 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
22166 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
22167 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
22168 config/alpha/x-vms, config/arc/t-arc,
22169 config/arm/README-interworking, config/arm/arm-c.c,
22170 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
22171 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
22172 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
22173 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
22174 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
22175 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
22176 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
22177 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
22178 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
22179 config/cris/t-elfmulti, config/crx/t-crx,
22180 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
22181 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
22182 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
22183 config/h8300/t-h8300, config/i386/athlon.md,
22184 config/i386/darwin-libgcc.10.4.ver,
22185 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
22186 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
22187 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
22188 config/i386/t-linux64, config/i386/t-nwld,
22189 config/i386/t-rtems-i386, config/i386/t-sol2-10,
22190 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
22191 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
22192 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
22193 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
22194 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
22195 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
22196 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
22197 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
22198 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
22199 config/m68k/t-uclinux, config/mcore/t-mcore,
22200 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
22201 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
22202 config/mips/crtn.asm, config/mips/irix-crti.asm,
22203 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
22204 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
22205 config/mips/mips-fixed.md, config/mips/sb1.md,
22206 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
22207 config/mips/t-iris6, config/mips/t-isa3264,
22208 config/mips/t-libgcc-mips16, config/mips/t-linux64,
22209 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
22210 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
22211 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
22212 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
22213 config/mn10300/t-linux, config/mn10300/t-mn10300,
22214 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
22215 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
22216 config/picochip/libgccExtras/clzsi2.asm,
22217 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
22218 config/rs6000/darwin-libgcc.10.4.ver,
22219 config/rs6000/darwin-libgcc.10.5.ver,
22220 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
22221 config/rs6000/t-aix43, config/rs6000/t-aix52,
22222 config/rs6000/t-darwin, config/rs6000/t-fprules,
22223 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
22224 config/rs6000/t-lynx, config/rs6000/t-netbsd,
22225 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
22226 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
22227 config/rs6000/t-rtems, config/rs6000/t-spe,
22228 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
22229 config/score/t-score-elf, config/sh/divcost-analysis,
22230 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
22231 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
22232 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
22233 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
22234 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
22235 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
22236 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
22237 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
22238 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
22239 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
22240 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
22241 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
22242 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
22243 limitx.h, version.c, xcoff.h: Add copyright and license notices.
22244 * config/h8300/genmova.sh: Include copyright and license notices
22245 in generated output.
22246 * config/h8300/mova.md: Regenerate.
22247 * doc/install.texi2html: Include word "Copyright" in copyright
22248 notice and use name "Free Software Foundation, Inc.".
22249 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22250 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22251 ChangeLog-2007, ChangeLog-2008: Correct dates.
22253 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
22255 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
22256 NE_EXPR operations as well.
22257 * c-parser.c (c_parser_condition): Do not set location information on
22259 (c_parser_conditional_expression): Likewise.
22260 (c_parser_binary_expression): Set location information on operators.
22261 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
22262 TRUTH_NOT_EXPR has been folded.
22263 * fold-const.c (fold_truth_not_expr): Copy location information from
22264 the incoming expression to the outgoing one.
22265 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
22266 recursive calls on the LHS of the operator but pass that of the
22267 operator to recursive calls on the RHS of the operator. Set it
22269 (shortcut_cond_expr): Set the locus of the operator on the second
22270 COND_EXPR and that of the expression on the first in degenerate cases.
22271 Pass the locus of the expression to calls to shortcut_cond_r.
22272 Set the locus of the 'then' block on the associated jump, if any.
22273 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
22274 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
22275 expression to call to gimplify_boolean_expr.
22277 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
22279 * config.gcc: Add additional configuration for
22280 i686-w64-mingw* and x86_64-w64-mingw* triplet.
22281 * config/i386/mingw-w64.h: New mingw-w64 specific header.
22282 (CPP_SPEC): Redefine for allowing -municode option.
22283 (STARTFILE_SPEC): Likewise.
22284 * config/i386/t-mingw-w64: New.
22285 * config/i386/mingw-w64.opt: New.
22286 (municode): Add new target option.
22287 * doc/invoke.texi (municode): Add documentation for new option.
22289 2009-04-21 Ian Lance Taylor <iant@google.com>
22291 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22292 Correct test for number of arguments.
22293 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
22295 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
22297 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
22298 argument of emit_library_call.
22300 2009-04-21 Richard Guenther <rguenther@suse.de>
22302 PR middle-end/39829
22303 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
22304 inside VIEW_CONVERT_EXPRs.
22306 2009-04-21 Martin Jambor <mjambor@suse.cz>
22308 * tree-switch-conversion.c (build_constructors): Split a long line.
22309 (constructor_contains_same_values_p): New function.
22310 (build_one_array): Create assigns of constants if possible, do not
22311 call mark_sym_for_renaming, call update_stmt.
22312 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
22313 make_rename_temp. Do not call mark_symbols_for_renaming, call
22315 (gen_def_assigns): Do not call mark_symbols_for_renaming or
22316 find_new_referenced_vars, call update_stmt.
22317 (gen_inbound_check): Use create_tmp_var and create ssa names manually
22318 instead of calling make_rename_temp. Do not call
22319 find_new_referenced_vars or mark_symbols_for_renaming, call
22322 2009-04-21 Richard Guenther <rguenther@suse.de>
22324 PR tree-optimization/39827
22325 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
22326 (tree_ssa_phiprop): Pass the correct array size.
22328 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
22330 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
22332 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22335 * c-typeck.c (lvalue_p): Move declaration ...
22336 * c-common.h (lvalue_p): ... to here.
22337 * c-common.c (candidate_equal_p): New.
22338 (add_tlist): Use it.
22339 (merge_tlist): Use it.
22340 (warn_for_collisions_1): Likewise.
22341 (warning_candidate_p): Accept more candidates.
22342 (verify_tree): A warning candidate can be an expression. Use
22345 2009-04-21 Ben Elliston <bje@au.ibm.com>
22348 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22349 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
22350 options. Remove -mcall-solaris documentation.
22352 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22355 * doc/invoke.texi (-Wlong-long): Update description.
22356 * c-lex (interpret_integer): Only warn if there was no previous
22357 overflow and -Wlong-long is enabled.
22358 * c-decl.c (declspecs_add_type): Drop redundant flags.
22359 * c.opt (Wlong-long): Init to -1.
22360 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
22361 and front-end warn_long_long. Wlong-long only depends on other
22362 flags if it is uninitialized.
22363 * c-parser.c (disable_extension_diagnostics): warn_long_long is
22364 the same for CPP and FE.
22365 (restore_extension_diagnostics): Likewise.
22367 2009-04-20 Ian Lance Taylor <iant@google.com>
22369 Fix enum conversions which are invalid in C++:
22370 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
22371 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
22372 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
22373 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
22374 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
22375 (dbxout_parms): Likewise.
22376 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
22377 (df_clear_flags): Likewise.
22378 * df-problems.c (df_rd_bb_local_compute_process_def): Change
22379 top_flag parameter to int.
22380 (df_chain_create_bb_process_use): Likewise.
22381 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
22383 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
22384 (df_ref_create_structure, df_def_record_1): Likewise.
22385 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
22386 (df_notes_rescan): Change 0 to VOIDmode in function call.
22387 (df_get_call_refs, df_insn_refs_collect): Likewise.
22388 (df_bb_regs_collect): Likewise.
22389 (df_entry_block_defs_collect): Likewise.
22390 (df_exit_block_uses_collect): Likewise.
22391 * df.h: Update declarations.
22392 * double-int.c (double_int_divmod): Add cast to enum type.
22393 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
22394 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
22395 (based_loc_descr): Likewise.
22396 (loc_descriptor_from_tree_1): Change first_op and second_op to
22397 enum dwarf_location_atom. Add cast to enum type.
22398 * expmed.c (init_expmed): Change 0 to SET in function call.
22399 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
22400 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
22401 (do_store_flag): Likewise.
22402 * fixed-value.h (struct fixed_value): Change mode to enum
22404 * function.c (assign_parms): Change 0 to VOIDmode in function call.
22405 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
22407 (insert_insn_decl, insert_decl, insert_state): Likewise.
22408 (automata_list_finish): Likewise.
22409 * genrecog.c (process_define_predicate): Add cast to enum type.
22410 * gensupport.c (init_predicate_table): Add cast to enum type.
22411 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
22413 (gimple_build_call_1, gimple_build_label): Likewise.
22414 (gimple_build_goto, gimple_build_asm_1): Likewise.
22415 (gimple_build_switch_1, gimple_build_cdt): Likewise.
22416 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
22417 (enum fallback): Rename from enum fallback_t.
22418 (fallback_t): Typedef as int.
22419 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
22420 GSI_SAME_STMT in function call.
22421 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
22423 (setup_reg_class_relations): Likewise.
22424 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
22425 (setup_prohibited_class_mode_regs): Add cast to enum type.
22426 (setup_prohibited_mode_move_regs): Likewise.
22427 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
22428 (record_address_regs): Change i to enum reg_class.
22429 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
22430 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
22431 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
22432 (GET_MODE_2XWIDER_MODE): Likewise.
22433 (GET_CLASS_NARROWEST_MODE): Likewise.
22434 * omp-low.c (expand_omp_for): Add cast to enum type.
22435 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
22436 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
22437 * postreload.c (reload_cse_simplify_operands): Change rclass local
22439 * predict.c (combine_predictions_for_insn): Change best_predictor
22440 and predictor to enum br_predictor.
22441 (combine_predictions_for_bb): Likewise.
22442 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
22443 use SET_PREDICT_EXPR_OUTCOME.
22444 * real.c (real_arithmetic): Change icode to code in function call.
22445 * reginfo.c (init_move_cost): Add casts to enum type.
22446 (init_reg_sets_1, init_fake_stack_mems): Likewise.
22447 * regmove.c (regclass_compatible_p): Change class0 and class1 to
22449 * reload.c (find_valid_class): Add casts to enum type.
22450 (push_reload): Change 0 to NO_REGS in function call.
22451 (find_reloads): Change this_alternative to array of enum
22452 reg_class. Remove some now-unnecessary casts.
22453 (make_memloc): Change 0 to VOIDmode in function call.
22454 * reload1.c (reload): Change 0 to VOIDmode in function call.
22455 (eliminate_regs_1, elimination_effects): Likewise.
22456 (eliminate_regs_in_insn): Likewise.
22457 (emit_input_reload_insns): Add cast to enum type.
22458 (delete_output_reload): Change 0 to VOIDmode in function call.
22459 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
22460 to enum type in function call.
22461 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
22462 (SET_PREDICT_EXPR_OUTCOME): Define.
22463 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
22464 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
22465 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
22466 (dump_function): Likewise.
22467 * tree-dump.h: Update declarations.
22468 * tree-pass.h: Update declarations.
22469 * varasm.c (assemble_integer): Change mclass to enum mode_class.
22470 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
22472 (arm_rtx_costs_1): Correct parenthesization.
22473 (arm_rtx_costs): Add casts to enum type.
22474 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
22475 (vfp_emit_fstmd): Use add_rg_note.
22476 (emit_multi_reg_push, emit_sfm): Likewise.
22477 (thumb_set_frame_pointer): Likewise.
22478 (arm_expand_prologue): Likewise.
22479 (arm_regno_class): Change return type to enum reg_class.
22480 (thumb1_expand_prologue): Use add_reg_note.
22481 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
22482 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
22484 * config/arm/gentune.sh: Add cast to enum type.
22485 * config/arm/arm-tune.md: Rebuild.
22486 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
22487 (ix86_split_fp_branch, predict_jump): Likewise.
22488 (ix86_expand_multi_arg_builtin): Change sub_code from enum
22489 insn_code to enum rtx_code.
22490 (ix86_builtin_vectorized_function): Add cast to enum type.
22491 * config/i386/i386.md (truncdfsf2): Change slot to enum
22493 (truncxf<mode>2, isinf<mode>2): Likewise.
22494 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
22496 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
22497 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
22498 (insert_bundle_state): Change 1 to INSERT in function call.
22499 (ia64_add_bundle_selector_before): Likewise.
22500 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
22501 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
22502 (restore_stack_nonlocal): Likewise.
22503 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
22505 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
22507 (mips_rtx_costs): Likewise.
22508 (mips_override_options): Add casts to enum type.
22509 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
22511 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
22512 (store_reg, set_reg_plus_d): Likewise.
22513 (hppa_expand_prologue, hppa_profile_hook): Likewise.
22514 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22516 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
22518 (emit_unlikely_jump): Use add_reg_note.
22519 (rs6000_emit_allocate_stack): Likewise.
22520 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
22521 (output_toc): Change 1 to INSERT in function call.
22522 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
22523 (rs6000_initialize_trampoline): Likewise.
22524 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
22526 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
22527 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
22528 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
22529 (save_gprs): Use add_reg_note.
22530 (s390_emit_prologue): Likewise.
22531 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22532 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
22533 (sparc_fold_builtin): Add cast to enum type.
22534 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
22536 (spu_expand_prologue): Use add_reg_note.
22537 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
22539 2009-04-20 Ian Lance Taylor <iant@google.com>
22541 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
22542 (c_parser_postfix_expression_after_primary): Get VEC for list of
22543 arguments. Get original types of arguments. Call
22544 build_function_call_vec.
22545 (cached_expr_list_1, cached_expr_list_2): New static variables.
22546 (c_parser_expr_list): Change return type to VEC *. Add
22547 p_orig_types parameter. Change all callers.
22548 (c_parser_release_expr): New static function.
22549 (c_parser_vec_to_tree_list): New static function.
22550 * c-typeck.c (build_function_call): Rewrite to build a VEC and
22551 call build_function_call_vec.
22552 (build_function_call_vec): New function, based on old
22553 build_function_call.
22554 (convert_arguments): Remove nargs and argarray parameters. Change
22555 values to a VEC. Add origtypes parameter.
22556 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
22557 (convert_for_assignment): Add origtype parameter. Change all
22558 callers. If warn_cxx_compat, check for conversion to an enum
22559 type when calling a function.
22560 (store_init_value): Add origtype parameter. Change all callers.
22561 (digest_init): Likewise.
22562 (struct init_node): Add origtype field.
22563 (add_pending_init): Add origtype parameter. Change all callers.
22564 (output_init_element): Likewise.
22565 (output_pending_init_elements): Pass origtype from init_node to
22566 output_init_element.
22567 (process_init_element): Pass origtype from c_expr to
22568 output_init_element.
22569 (c_finish_return): Add origtype parameter. Change all callers.
22570 * c-common.c (sync_resolve_size): Change params to VEC *. Change
22572 (sync_resolve_params): Likewise.
22573 (sync_resolve_return): Change params to first_param. Change caller.
22574 (resolve_overloaded_builtins): Change params to VEC *. Change
22575 callers. Save first parameter around call to build_function_call_vec.
22576 * c-decl.c (finish_decl): Add origtype parameter. Change all
22577 callers. Call build_function_call_vec rather than
22578 build_function_call for cleanup.
22579 * c-tree.h: Update declarations.
22580 * c-common.h: Update declarations.
22581 * stub-objc.c (objc_rewrite_function_call): Change parameter from
22582 params to first_param.
22583 * target.h (struct gcc_target): Change resolve_overloaded_builtin
22584 params parameter from tree to void *.
22585 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22586 Change arglist parameter to have type void *, and to be a pointer
22588 * config/rs6000/rs6000-protos.h
22589 (altivec_resolve_overloaded_builtin): Update declaration.
22590 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
22591 fnargs parameter to have type void *, and to be a pointer to a
22592 VEC. Call build_function_call_vec instead of
22593 build_function_call.
22594 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
22596 2009-04-20 Joey Ye <joey.ye@intel.com>
22597 Xuepeng Guo <xuepeng.guo@intel.com>
22598 H.J. Lu <hongjiu.lu@intel.com>
22600 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
22602 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
22603 (IX86_LEA_PRIORITY): Likewise.
22604 (distance_non_agu_define): New function.
22605 (distance_agu_use): Likewise.
22606 (ix86_lea_for_add_ok): Likewise.
22607 (ix86_dep_by_shift_count): Likewise.
22609 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
22610 should split for LEA.
22612 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
22614 (ix86_dep_by_shift_count): Likewise.
22616 2009-04-20 Richard Guenther <rguenther@suse.de>
22618 * expr.c (handled_component_p): Move ...
22619 * tree.h (handled_component_p): ... here.
22620 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
22621 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
22622 and REALPART_EXPR to be in one group.
22624 2009-04-20 Richard Guenther <rguenther@suse.de>
22626 * basic-block.h (get_all_dominated_blocks): Declare.
22627 * dominance.c (get_all_dominated_blocks): New function.
22628 * tree-cfg.c (get_all_dominated_blocks): Remove.
22629 (remove_edge_and_dominated_blocks): Adjust.
22630 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
22631 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
22632 instead of recursing.
22634 2009-04-20 Doug Kwan <dougkwan@google.com>
22636 * cgraph.h (cgraph_node_ptr): New type for vector functions.
22637 (struct cgraph_node_set_def): New type.
22638 (cgraph_node_set) New type. Also declare vector functions.
22639 (struct cgraph_node_set_element_def): New type.
22640 (cgraph_node_set_element): Ditto.
22641 (cgraph_node_set_iterator): New iterator type.
22642 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
22643 cgraph_node_set_remove, dump_cgraph_node_set,
22644 debug_cgraph_node_set): New prototypes.
22645 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
22646 cgraph_node_set_size): New inlines.
22647 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
22648 including cgraph.h.
22649 (struct ipa_opt_pass): Add struct cgraph_node_set_def
22650 argument to function 'write_summary'.
22651 * ipa.c: Include ggc.h.
22652 (hash_cgraph_node_set_element,
22653 eq_cgraph_node_set_element, cgraph_node_set_new,
22654 cgraph_node_set_add, cgraph_node_set_remove,
22655 cgraph_node_set_find, dump_cgraph_node_set,
22656 debug_cgraph_node_set): New functions.
22657 * Makefile.in (ipa.o): Add dependency on GGC_H.
22659 2009-04-20 Ira Rosen <irar@il.ibm.com>
22661 PR tree-optimization/39675
22662 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
22663 check of the return code of vect_schedule_slp. Check that
22664 stmt_vec_info still exists for the statement, before checking its
22665 vectorization type.
22667 2009-04-20 Michael Matz <matz@suse.de>
22669 * Makefile.in (generated_files): Take out $(simple_generated_c).
22671 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
22673 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
22674 (UINTPTR_TYPE): Likewise.
22676 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22679 * c-typeck.c (digest_init): Check for initializing an array with a
22682 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22685 * c-semantics.c (pop_stmt_list): Propagate
22686 STATEMENT_LIST_HAS_LABEL to parent statement list.
22688 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
22690 * config/mips/mips.h (mips_tune_attr): New macro.
22691 * config/mips/mips.md (cpu): Use it.
22693 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22696 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
22699 2009-04-19 Diego Novillo <dnovillo@google.com>
22701 * toplev.c (compile_file): Move call to coverage_finish ...
22702 * cgraphunit.c (ipa_passes): ... here.
22703 Call cgraph_process_new_functions.
22704 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
22705 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
22707 2009-04-19 Jan Hubicka <jh@suse.cz>
22709 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
22711 (dump_cgraph_node): Dump can throw external flag.
22712 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
22714 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22718 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
22719 * common.opt (Wlogical-op): Move from here...
22720 * c.opt (Wlogical-op): ... to here.
22721 * c-typeck.c (parser_build_binary_op): Update call to
22722 warn_logical_operator.
22723 * c-opts.c (c_common_post_options): Enable warn_logical_op with
22725 * c-common.c (warn_logical_op): Update.
22726 * c-common.h (warn_logical_op): Update declaration.
22728 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
22730 * tree.c (protected_set_expr_location): Fix formatting.
22732 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22735 * c-typeck.c (readonly_warning): new.
22736 (build_unary_op, build_modify_expr): Use readonly_warning for
22737 storing into something readonly but not const-qualified.
22739 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22742 * c-typeck.c (build_unary_op): Check for taking address of
22743 expression of type void.
22745 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22748 * c-typeck.c (build_function_call): Check for calling a function
22749 with qualified void return types. Call require_complete_type when
22752 2009-04-18 Jan Hubicka <jh@suse.cz>
22754 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
22756 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
22757 can_throw_external flag.
22758 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
22759 * ipa-pure-const.c (ignore_edge): New function.
22760 (propagate): Compute order for NOTHROW computation; set NOTHROWs
22761 only over can_throw_external edges.
22762 (local_pure_const): Add nothrow flag.
22763 * ipa-utils.c (searchc): Add ignore_edge callback.
22764 (ipa_utils_reduced_inorder): Add ignore_edge callback.
22765 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
22766 (set_nothrow_function_flags): Update cgraph.
22767 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
22769 2009-04-18 Richard Guenther <rguenther@suse.de>
22771 PR middle-end/39804
22772 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
22773 (fold_stmt): ... this and ...
22774 (fold_stmt_inplace): ... this.
22775 (fold_stmt_1): Fold references in calls and asms.
22776 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
22778 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22780 * tree-vrp.c (ssa_name_nonzero_p): Remove.
22781 * tree.h: Remove the prototype for ssa_name_nonzero_p.
22783 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22785 * tree.c (function_args_count): Remove.
22786 * tree.h: Remove the prototype for function_args_count.
22788 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22790 * tree-iterator.c (expr_only): Remove.
22791 * tree.h: Remove the prototype for expr_only.
22793 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22795 * reginfo.c (cannot_change_mode_set_regs): Remove.
22796 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
22798 2009-04-08 Anatoly Sokolov <aesok@post.ru>
22800 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
22801 whether operands 0 and 1 overlaps.
22803 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
22805 PR middle-end/36902
22806 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
22807 pointer. Use warning_at instead of warning.
22808 (search_for_addr_array): Likewise.
22809 (check_array_bounds): Likewise.
22810 (check_all_array_refs): Check that the incoming edge is not in the
22811 list of edges to be removed.
22812 (check_all_array_refs): Avoid the temporal pointer.
22813 (vrp_visit_cond_stmt): Fix typo.
22814 (simplify_switch_using_ranges): Handle the case where the switch
22815 index is an integer constant.
22817 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
22819 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
22821 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22823 * doc/extend.texi, doc/invoke.texi: Fix typos.
22825 2009-04-17 Cary Coutant <ccoutant@google.com>
22827 * tree-flow-inline.h (get_lineno): Fix inverted test.
22829 2009-04-17 Diego Novillo <dnovillo@google.com>
22831 * tree-ssa-pre.c (create_expression_by_pieces): Remove
22832 assertion for AVAIL_OUT.
22834 2009-04-17 Mike Frysinger <vapier@gentoo.org>
22837 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
22838 * config/sh/linux-atomic.asm: Likewise.
22840 2009-04-17 Diego Novillo <dnovillo@google.com>
22842 * except.c (debug_eh_tree): New.
22843 (struct eh_region, struct eh_status): Move ...
22844 * except.h: ... here.
22845 (add_type_for_runtime): Declare extern.
22846 (lookup_type_for_runtime): Likewise.
22847 (debug_eh_tree): Declare.
22848 * Makefile.in (GTFILES): List except.h before except.c
22850 2009-04-17 Diego Novillo <dnovillo@google.com>
22852 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
22853 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
22854 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
22855 (find_vars_r): ... here.
22856 * tree-flow.h (find_referenced_vars_in): Declare.
22857 * tree-ssa-pre.c (create_expression_by_pieces): Assert
22858 that AVAIL_OUT exists for BLOCK.
22859 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
22860 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
22861 (tree-parloops.o): Likewise.
22863 2009-04-17 Simon Baldwin <simonb@google.com>
22865 * toplev.c (default_tree_printer): Add handling for %E format.
22867 2009-04-17 Diego Novillo <dnovillo@google.com>
22869 * tree-pretty-print.c (dump_generic_node): Add break after
22870 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
22871 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
22872 FUNCTION_TYPE together. Call print_struct_decl when printing
22873 structures and TDF_SLIM is not given.
22874 (print_struct_decl): Fix logic for detecting recursion.
22876 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22879 * gcc.c (create_at_file): New.
22880 (compile_input_file_p): New.
22881 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
22882 * main.c (main): Update call to toplev_main.
22883 * toplev.c (toplev_main): Change signature. Call expandargv.
22884 * toplev.h (toplev_main): Change signature.
22886 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22888 * dwarf2out.c (field_byte_offset): Use the type size as the field size
22889 if the latter is not constant.
22891 2009-04-17 David Edelsohn <edelsohn@gnu.org>
22893 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
22895 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22897 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
22898 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
22900 2009-04-17 Richard Guenther <rguenther@suse.de>
22902 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22903 Handle component references view-converting an invariant address.
22905 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
22907 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
22908 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
22909 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
22910 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
22911 Use @deftypevr rather than @deftypevar.
22913 2009-04-17 Richard Guenther <rguenther@suse.de>
22915 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
22916 (get_prop_source_stmt): Likewise.
22917 (can_propagate_from): Likewise.
22919 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
22921 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
22922 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
22923 (--with-multilib-list): Add default value.
22924 * configure: Regenerate.
22925 * Makefile.in (TM_ENDIAN_CONFIG): Define.
22926 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
22927 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
22928 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
22929 Don't add default cpu to multilib list unnecessarily, but do enable
22930 the relevant compiler option..
22931 Add support for --with-multilib-list=<blank> and
22932 --with-multilib-list=!<somelib> to supress unwanted multilibs.
22933 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
22934 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
22935 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
22936 TM_MULTILIB_CONFIG.
22937 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
22938 (MULTILIB_OSDIRNAMES): New variable.
22939 * config/sh/t-1e: Delete file.
22940 * config/sh/t-mlib-sh1: Delete file.
22941 * config/sh/t-mlib-sh2: Delete file.
22942 * config/sh/t-mlib-sh2a: Delete file.
22943 * config/sh/t-mlib-sh2a-nofpu: Delete file.
22944 * config/sh/t-mlib-sh2a-single: Delete file.
22945 * config/sh/t-mlib-sh2a-single-only: Delete file.
22946 * config/sh/t-mlib-sh2e: Delete file.
22947 * config/sh/t-mlib-sh3e: Delete file.
22948 * config/sh/t-mlib-sh4: Delete file.
22949 * config/sh/t-mlib-sh4-nofpu: Delete file.
22950 * config/sh/t-mlib-sh4-single: Delete file.
22951 * config/sh/t-mlib-sh4-single-only: Delete file.
22952 * config/sh/t-mlib-sh4a: Delete file.
22953 * config/sh/t-mlib-sh4a-nofpu: Delete file.
22954 * config/sh/t-mlib-sh4a-single: Delete file.
22955 * config/sh/t-mlib-sh4a-single-only: Delete file.
22956 * config/sh/t-mlib-sh4al: Delete file.
22957 * config/sh/t-mlib-sh5-32media: Delete file.
22958 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
22959 * config/sh/t-mlib-sh5-64media: Delete file.
22960 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
22961 * config/sh/t-mlib-sh5-compact: Delete file.
22962 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
22963 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
22964 * doc/install.texi (Options specification): Add
22965 --with-multilib-list and --with-endian.
22967 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22969 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
22971 (OBJS-common): Add plugin-version.o.
22972 (plugin-version.o): New.
22973 * gcc-plugin.h (plugin_gcc_version): New.
22974 (plugin_default_version_check): New.
22975 (plugin_init_func, plugin_init): Add version argument.
22976 * plugin-version.c: New.
22977 * plugin.c (str_plugin_gcc_version_name): New.
22978 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22979 pass it to the init function.
22980 (plugin_default_version_check): New.
22982 2009-04-17 Richard Guenther <rguenther@suse.de>
22984 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22985 for decl-vs-decl disambiguation.
22987 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22989 * config/s390/s390.h (s390_tune_attr): New macro definition.
22990 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22992 2009-04-17 Richard Guenther <rguenther@suse.de>
22994 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22995 (fold_stmt_r): Likewise.
22996 (maybe_fold_reference): New function.
22997 (fold_gimple_assign): Handle cases fold_stmt_r did.
22998 (fold_stmt): Do not use fold_stmt_r.
22999 (fold_stmt_inplace): Likewise.
23001 2009-04-17 Richard Guenther <rguenther@suse.de>
23003 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23004 (record_equivalences_from_stmt): Remove useless checks and
23006 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
23007 the type is already suitable.
23009 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
23011 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
23013 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
23015 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
23016 (CMPtype): Define as __gcc_CMPtype.
23018 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
23020 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
23021 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
23023 2009-04-17 Richard Guenther <rguenther@suse.de>
23025 PR tree-optimization/39746
23026 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
23027 special-casing for builtins and static variable use/def.
23028 (call_may_clobber_ref_p_1): Likewise.
23030 2009-04-16 Ian Lance Taylor <iant@google.com>
23032 * df.h: Include "timevar.h".
23033 (struct df_problem): Change tv_id field to timevar_id_t.
23034 * tree-pass.h: Include "timevar.h".
23035 (struct opt_pass): Change tv_id field to timevar_id_t.
23036 * timevar.h (timevar_id_t): Define TV_NONE.
23037 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
23038 TV_NONE rather than tv_id != 0.
23039 (execute_one_pass): Likewise.
23040 * Makefile.in (DF_H): Add $(TIMEVAR_H).
23041 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
23042 dependencies to $(TREE_PASS_H).
23043 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
23045 (pass_branch_target_load_optimize2): Likewise.
23046 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
23047 (pass_outof_cfg_layout_mode): Likewise.
23048 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
23049 (pass_rebuild_cgraph_edges): Likewise.
23050 (pass_remove_cgraph_callee_edges): Likewise.
23051 * df-core.c (pass_df_initialize_opt): Likewise.
23052 (pass_df_initialize_no_opt): Likewise.
23053 (pass_df_finish): Likewise.
23054 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
23055 * except.c (pass_set_nothrow_function_flags): Likewise.
23056 (pass_convert_to_eh_region_ranges): Likewise.
23057 * final.c (pass_compute_alignments): Likewise.
23058 * function.c (pass_instantiate_virtual_regs): Likewise.
23059 (pass_init_function): Likewise.
23060 (pass_leaf_regs): Likewise.
23061 (pass_match_asm_constraints): Likewise.
23062 * gimple-low.c (pass_lower_cf): Likewise.
23063 (pass_mark_used_blocks): Likewise.
23064 * init-regs.c (pass_initialize_regs): Likewise.
23065 * integrate.c (pass_initial_value_sets): Likewise.
23066 * ira.c (pass_ira): Likewise.
23067 * jump.c (pass_cleanup_barriers): Likewise.
23068 * omp-low.c (pass_expand_omp): Likewise.
23069 (pass_lower_omp): Likewise.
23070 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
23071 * recog.c (pass_split_all_insns): Likewise.
23072 (pass_split_after_reload): Likewise.
23073 (pass_split_before_regstack): Likewise.
23074 (pass_split_before_sched2): Likewise.
23075 (pass_split_for_shorten_branches): Likewise.
23076 * reginfo.c (pass_reginfo_init): Likewise.
23077 (pass_subregs_of_mode_init): Likewise.
23078 (pass_subregs_of_mode_finish): Likewise.
23079 * passes.c (pass_postreload): Likewise.
23080 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
23081 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
23082 (pass_warn_function_return): Likewise.
23083 (pass_warn_function_noreturn): Likewise.
23084 * tree-complex.c (pass_lower_complex): Likewise.
23085 (pass_lower_complex_O0): Likewise.
23086 * tree-if-conv.c (pass_if_conversion): Likewise.
23087 * tree-into-ssa.c (pass_build_ssa): Likewise.
23088 * tree-mudflap.c (pass_mudflap_1): Likewise.
23089 (pass_mudflap_2): Likewise.
23090 * tree-nomudflap.c (pass_mudflap_1): Likewise.
23091 (pass_mudflap_2): Likewise.
23092 * tree-nrv.c (pass_return_slot): Likewise.
23093 * tree-object-size.c (pass_object_sizes): Likewise.
23094 * tree-optimize.c (pass_all_optimizations): Likewise.
23095 (pass_early_local_passes): Likewise.
23096 (pass_all_early_optimizations): Likewise.
23097 (pass_cleanup_cfg): Likewise.
23098 (pass_cleanup_cfg_post_optimizing): Likewise.
23099 (pass_free_datastructures): Likewise.
23100 (pass_free_cfg_annotations): Likewise.
23101 (pass_fixup_cfg): Likewise.
23102 (pass_init_datastructures): Likewise.
23103 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
23104 (pass_late_warn_uninitialized): Likewise.
23105 (pass_update_address_taken): Likewise.
23106 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
23107 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
23108 (pass_cse_sincos): Likewise.
23109 (pass_convert_to_rsqrt): Likewise.
23110 * tree-ssa-structalias.c (pass_build_alias): Likewise.
23111 * tree-stdarg.c (pass_stdarg): Likewise.
23112 * tree-tailcall.c (pass_tail_recursion): Likewise.
23113 (pass_tail_calls): Likewise.
23114 * tree-vect-generic.c (pass_lower_vector): Likewise.
23115 (pass_lower_vector_ssa): Likewise.
23116 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
23118 2009-04-16 Joseph Myers <joseph@codesourcery.com>
23120 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
23122 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
23124 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
23125 logical and signext.
23127 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
23130 * config/sh/predicates.md (arith_operand): Check if the operand
23131 of TRUNCATE is a REG.
23133 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23135 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
23136 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
23138 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23140 * tree-iterator.c (tsi_split_statement_list_after,
23141 tsi_split_statement_list_before): Remove.
23142 * tree-iterator.h: Remove the prototypes for
23143 tsi_split_statement_list_after and tsi_split_statement_list_before.
23145 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23147 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
23148 * tree-ssa-propagate.h: Remove the prototype for
23149 stmt_makes_single_load.
23151 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23153 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
23154 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
23156 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23158 * tree-iterator.c (EXPR_LAST_BODY): Remove.
23160 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23162 * except.c (eh_region_outer_p): Remove.
23163 * except.h: Remove the prototype for eh_region_outer_p.
23165 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23167 * function.c (current_function_assembler_name): Remove.
23168 * function.h: Remove the prototype for
23169 current_function_assembler_name.
23171 2009-04-16 Ian Lance Taylor <iant@google.com>
23173 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
23174 (add_reg_note): Call alloc_reg_note.
23175 * rtl.h (alloc_reg_note): Declare.
23176 * combine.c (try_combine): Use alloc_reg_note.
23177 (recog_for_combine, move_deaths): Likewise.
23178 (distribute_notes): Use alloc_reg_note and add_reg_note.
23179 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
23180 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
23181 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
23183 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
23185 PR rtl-optimization/39762
23186 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
23187 ira_may_move_out_cost): Add comments about way of their usage.
23188 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
23190 * ira-conflicts.c (process_regs_for_copy): Use function
23191 ira_get_register_move_cost instead of global
23192 ira_register_move_cost.
23194 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
23195 color_pass, move_spill_restore, update_curr_costs): Ditto.
23197 * ira-lives.c (process_single_reg_class_operands): Ditto.
23199 * ira-emit.c (emit_move_list): Ditto.
23201 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
23202 (record_reg_classes): Ditto. Use functions
23203 ira_get_register_move_cost and ira_get_may_move_cost instead of
23204 global vars ira_register_move_cost, ira_may_move_out_cost and
23205 ira_may_move_in_cost.
23206 (record_address_regs): Don't call ira_init_register_move_cost.
23207 Use function ira_get_may_move_cost instead of global
23208 ira_may_move_in_cost.
23209 (process_bb_node_for_hard_reg_moves): Use function
23210 ira_get_register_move_cost instead of global ira_register_move_cost.
23211 (ira_costs): Don't call ira_init_register_move_cost.
23213 2009-04-16 Richard Guenther <rguenther@suse.de>
23215 * tree-cfg.c (verify_gimple_assign_binary):
23216 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
23217 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
23218 (create_general_new_stmt): Note that this function is broken.
23220 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23222 * common.opt (fhelp): Add Var(help_flag).
23223 * gcc-plugin.h (plugin_info): Add help.
23224 * plugin.c (plugin_name_args): Add help.
23225 (register_plugin_info): Set plugin->help.
23226 (print_help_one_plugin): New.
23227 (print_plugins_help): New.
23228 * plugin.h (print_plugins_help): New.
23229 * toplev.c (toplev_main): Call print_plugins_help if needed.
23231 2009-04-16 Richard Guenther <rguenther@suse.de>
23233 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
23234 (gimple_ior_addresses_taken_1): New function.
23235 (gimple_ior_addresses_taken): Likewise.
23236 * gimple.h (struct gimple_statement_with_ops_base): Remove
23237 addresses_taken member.
23238 (gimple_ior_addresses_taken): Declare.
23239 (gimple_addresses_taken, gimple_addresses_taken_ptr,
23240 gimple_set_addresses_taken): Remove.
23241 * ipa-reference.c (mark_address): New function.
23242 (scan_stmt_for_static_refs): Use it for marking addresses taken.
23243 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
23244 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
23245 (gimple_add_to_addresses_taken): Remove.
23246 (get_tmr_operands): Call mark_address_taken.
23247 (get_asm_expr_operands): Likewise.
23248 (get_expr_operands): Likewise.
23249 (build_ssa_operands): Do not clear the addresses_taken bitmap.
23250 (free_stmt_operands): Do not free it.
23251 * tree-ssa.c (delete_tree_ssa): Likewise.
23252 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
23254 2009-04-16 Richard Guenther <rguenther@suse.de>
23256 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
23257 (walk_stmt_load_store_ops): Likewise.
23258 * gimple.c (get_base_loadstore): New function.
23259 (walk_stmt_load_store_addr_ops): Likewise.
23260 (walk_stmt_load_store_ops): Likewise.
23261 * ipa-pure-const.c (check_op): Simplify.
23262 (check_load, check_store): New functions.
23263 (check_stmt): Use walk_stmt_load_store_ops.
23264 * ipa-reference.c (mark_load): Adjust signature.
23265 (mark_store): Likewise.
23266 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
23268 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23270 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
23271 (plugin_info): New.
23272 * opts.c (common_handle_option): Don't call print_version.
23273 * plugin.c (plugin_name_args): Add version.
23274 (register_plugin_info): New.
23275 (register_callback): Handle PLUGIN_INFO.
23276 (try_init_one_plugin): New.
23277 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
23279 (finalize_one_plugin): New.
23280 (finalize_plugins): New.
23281 (print_one_plugin): New.
23282 (print_plugins_versions): New.
23283 * plugin.h (print_plugins_versions): New.
23284 (finalize_plugins): New.
23285 * toplev.c (compile_file): Don't call initialize_plugins.
23286 (print_version): Call print_plugins_versions.
23287 (toplev_main): Call initialize_plugins. Print version if needed.
23288 Call finalize_plugins.
23290 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23292 * common.opt (fversion): New.
23293 * gcc.c (print_version): New.
23294 (process_command): Don't print the version. Just set print_version.
23295 (main): Print version. Call subprocesses if print_version and
23296 verbose_flag are set.
23297 * opts.c (common_handle_option): Handle OPT_fversion.
23299 2009-04-16 Richard Guenther <rguenther@suse.de>
23300 Ira Rosen <irar@il.ibm.com>
23302 PR tree-optimization/39698
23303 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
23304 type of the reduction variable. Only generate the def if
23307 * omp-low.c (expand_omp_for_generic): When converting to a pointer
23308 make sure to first convert to an integer of the same precision.
23309 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
23310 the type of the evolution correctly in computing the new
23311 induction variable base.
23313 2009-04-16 Richard Guenther <rguenther@suse.de>
23315 PR middle-end/39625
23316 * tree-cfg.c (make_blocks): Split statements with to-be
23317 abnormal SSA names on the lhs.
23319 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
23321 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
23322 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
23323 * c-typeck.c (really_start_incremental_init): Likewise.
23324 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
23325 (TARGET_INITIALIZER): Remove it.
23326 * target.h (struct target): Remove vector_opaque_p.
23327 * tree.c (build_opaque_vector_type): New.
23328 * tree.h (TYPE_VECTOR_OPAQUE): New.
23329 (build_opaque_vector_type): Declare.
23330 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
23331 * config/rs6000/rs6000.c (build_opaque_vector_type,
23332 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
23333 (rs6000_init_builtins): Use build_opaque_vector_type for
23334 opaque_V4SI_type_node.
23336 2009-04-15 Catherine Moore <clm@codesourcery.com>
23338 * debug.h (set_name): Declare.
23339 * dwarf2out.c (dwarf2out_set_name): Declare.
23340 (dwarf2_debug_hooks): Add set_name.
23341 (find_AT_string): New.
23342 (add_AT_string): Call find_AT_string.
23343 (dwarf2out_set_name): New.
23344 * cp/decl.c (grokdeclarator): Call set_name.
23345 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
23346 * debug.c (do_nothing_debug_hooks): Likewise.
23347 * dbxout.c (dbx_debug_hooks): Likewise.
23348 * sdbout.c (sdb_debug_hooks): Likewise.
23350 2009-04-15 Michael Eager <eager@eagercon.com>
23352 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
23353 reg for single-precision FPU.
23354 * config/rs6000/rs6000.md (movsi_internal1): Only for
23355 !TARGET_SINGLE_FPU.
23356 (movsi_internal1_single): New. Add pattern to move SI values to/from
23357 single-precision FP regs.
23359 2009-04-15 Richard Guenther <rguenther@suse.de>
23361 * omp-low.c (lower_rec_input_clauses): Build correct address
23363 (expand_omp_for_generic): Fix multiplication type.
23364 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
23365 (generate_memset_zero): Fix types.
23366 * tree-profile.c (prepare_instrumented_value): Correctly
23369 2009-04-15 Ian Lance Taylor <iant@google.com>
23371 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
23372 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
23373 for -Wall and for -Wc++-compat.
23374 (c_common_post_options): For C++, set warn_enum_compare if not
23376 * c-tree.h (struct c_expr): Add field original_type.
23377 (build_external_ref): Update declaration.
23378 * c-parser.c (c_parser_braced_init): Set original_type.
23379 (c_parser_initelt): Likewise.
23380 (c_parser_expr_no_commas): Likewise.
23381 (c_parser_conditional_expression): Likewise.
23382 (c_parser_cast_expression): Likewise.
23383 (c_parser_unary_expression): Likewise. Pull setting of
23384 original_code to top of function.
23385 (c_parser_sizeof_expression): Set original_type.
23386 (c_parser_alignof_expression): Likewise.
23387 (c_parser_postfix_expression): Likewise. Pull setting of
23388 original_code to top of function.
23389 (c_parser_postfix_expression_after_paren_type): Set original_type.
23390 (c_parser_postfix_expression_after_primary): Likewise.
23391 (c_parser_expression): Likewise.
23392 * c-typeck.c (build_external_ref): Add type parameter. Change all
23394 (c_expr_sizeof_expr): Set original_type field.
23395 (parser_build_unary_op): Likewise.
23396 (parser_build_binary_op): Likewise. Optionally warn about
23397 comparisons of enums of different types.
23398 (digest_init): Set original_type field.
23399 (really_start_incremental_init): Likewise.
23400 (push_init_level, pop_init_level): Likewise.
23401 * doc/invoke.texi (Warning Options): -Wenum-compare now
23404 2009-04-15 Richard Guenther <rguenther@suse.de>
23406 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
23407 out a necessary conversion.
23408 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
23409 names we didn't value number.
23410 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
23412 2009-04-15 Richard Guenther <rguenther@suse.de>
23414 PR tree-optimization/39764
23415 * tree-ssa-ccp.c (get_value): Canonicalize value with
23416 canonicalize_float_value.
23418 2009-04-15 Jan Hubicka <jh@suse.cz>
23420 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
23421 Wrong version of patch.
23423 2009-04-15 Jan Hubicka <jh@suse.cz>
23425 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
23427 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
23429 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
23430 our distinct integral and vector types.
23432 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
23434 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
23435 * init.c (build_vtbl_address): Remove call to assemble_external.
23437 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
23439 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
23440 output for other floating point modes.
23442 2009-04-14 Diego Novillo <dnovillo@google.com>
23444 * diagnostic.c (diagnostic_report_diagnostic): Do not
23445 warn about loaded plugins for DK_ERROR and DK_WARNING.
23446 * c-decl.c (declspecs_add_type): Move call to
23447 invoke_plugin_callbacks ...
23448 * c-parser.c (c_parser_declspecs): ... here.
23449 * plugin.c (dump_active_plugins): Tidy output.
23451 2009-04-14 Diego Novillo <dnovillo@google.com>
23452 Le-Chun Wu <lcwu@google.com>
23454 * configure.ac: Add --enable-plugin support.
23455 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
23456 * Makefile.in (PLUGIN_H): Define.
23457 Export ENABLE_PLUGIN and GMPINC to site.exp.
23458 Add PLUGINLIBS to link command.
23459 Add/modify dependencies for plugin.o and files including plugin.h.
23461 * config.in: Regenerate.
23463 * opts.c (common_handle_option): Handle OPT_fplugin_ and
23466 2009-04-14 Le-Chun Wu <lcwu@google.com>
23468 * tree-pass.h (register_one_dump_file): Add a prototype for
23469 register_one_dump_file.
23470 * toplev.c (compile_file): Call initialize_plugins.
23471 (do_compile): Call invoke_plugin_callbacks.
23472 (toplev_main): Call invoke_plugin_callbacks.
23473 * common.opt: Add -fplugin= and -fplugin-arg-.
23474 * gcc-plugin.h: New public header file for plugins to include.
23475 * plugin.c: New source file.
23476 * plugin.h: New internal header file.
23477 * passes.c (register_one_dump_file): Make it external.
23479 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
23481 2009-04-14 Diego Novillo <dnovillo@google.com>
23483 * doc/plugins.texi: New.
23484 * doc/gccint.texi: Add reference to Plugins chapter.
23485 * doc/invoke.texi: Document -fplugin and -fplugin-arg
23486 * diagnostic.c (diagnostic_report_diagnostic): Warn about
23487 loaded plugins, if any.
23488 * timevar.def (TV_PLUGIN_INIT): Define.
23489 (TV_PLUGIN_RUN): Define.
23490 * plugin.c: Include timevar.h
23491 (plugins_active_p): New.
23492 (dump_active_plugins): New.
23493 (debug_active_plugins): New.
23495 2009-04-14 Joseph Myers <joseph@codesourcery.com>
23497 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
23499 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
23501 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
23503 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
23504 the same as a minus without a shift.
23506 2009-04-14 Nick Clifton <nickc@redhat.com>
23508 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
23509 comparisons with small integers will always produce a short
23512 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
23515 2008-12-19 Diego Novillo <dnovillo@google.com>
23517 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
23519 2009-04-14 Richard Guenther <rguenther@suse.de>
23521 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
23523 (verify_gimple_assign_binary): Likewise. Handle shifts and
23525 (verify_gimple_phi): Print the mismatched argument position.
23526 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23528 (vect_update_init_of_dr): Likewise.
23529 * matrix-reorg.c (transform_access_sites): Do what the
23531 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
23533 2009-04-13 Michael Eager <eager@eagercon.com>
23535 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
23536 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
23537 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
23538 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
23539 remove duplicate config
23541 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23543 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
23544 file_name:line_number type locator of the call site.
23546 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
23548 * genautomata.c: Put blank after comma.
23549 (automaton_decls): New.
23550 (struct unit_usage): Add comments to member next.
23551 (store_alt_unit_usage): Keep the list ordered.
23552 (unit_present_on_list_p, equal_alternatives_p): New.
23553 (check_regexp_units_distribution): Check units distribution
23554 correctness correctly.
23555 (main): Don't write automata if error is found. Return correct
23558 * config/m68k/cf.md (cfv4_ds): Remove.
23559 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
23560 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
23562 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
23563 power4-load-ext, power4-store, power4-store-update,
23564 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
23565 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
23566 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
23567 power4-sqrt, power4-isync): Modify reservation to make correct
23568 unit distribution to automata.
23570 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
23571 power5-store-update, power5-two, power5-three, power5-lmul,
23572 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
23574 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
23576 * except.c (pass_set_nothrow_function_flags): Set name and add
23578 (set_nothrow_function_flags): Mention in the dump file when
23579 changing a function to nothrow.
23581 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
23584 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
23585 instead of unsigned long.
23587 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23589 * config/arm/arm.c (return_used_this_function): Remove.
23590 (arm_output_function_prologue): Remove use of
23591 return_used_this_function.
23592 (output_return_instruction): Replace use of
23593 return_used_this_function
23594 by cfun->machine->return_used_this_function.
23595 (arm_output_epilogue): Likewise.
23596 (arm_output_function_epilogue): Likewise.
23597 (thumb_unexpanded_epilogue): Likewise.
23598 * config/arm/arm.h (struct machine_function):
23599 New member return_used_this_function.
23601 2009-04-12 Mark Mitchell <mark@codesourcery.com>
23603 * doc/install.texi: Correct description of default directory for
23604 --with-gxx-include-dir.
23606 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
23608 * fold-const.c (build_range_check): Properly deal with enumeral and
23609 boolean base types.
23611 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
23613 * doc/invoke.texi (max_gcse_passes): Remove documentation.
23614 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
23615 * params.h (MAX_GCSE_PASSES): Remove.
23616 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
23617 in sequence. Remove ability to run multiple passes.
23618 (bypass_jumps): Report run as third CPROP pass.
23620 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
23622 PR middle-end/39651
23623 * except.c (can_throw_external): Look at each insn in a SEQUENCE
23624 when deciding whether the whole SEQUENCE can throw.
23626 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
23629 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
23630 offseted label references.
23632 2009-04-11 Jan Hubicka <jh@suse.cz>
23634 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
23636 2009-04-11 Richard Guenther <rguenther@suse.de>
23638 PR middle-end/39732
23639 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
23640 return variables as TREE_ADDRESSABLE.
23642 2009-04-11 Richard Guenther <rguenther@suse.de>
23644 PR tree-optimization/39713
23645 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
23646 reference trees have SSA_NAME operands.
23648 2009-04-11 Richard Guenther <rguenther@suse.de>
23651 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
23652 address expressions.
23654 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
23656 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
23657 match changes in Cygwin 1.7
23658 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
23659 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
23661 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23663 PR tree-optimization/39701
23664 * doc/invoke.texi (Optimization Options): Document change in
23665 meaning and initialization of -fdelete-null-pointer-checks.
23667 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23669 PR middle-end/39701
23670 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
23672 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
23675 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
23677 2009-04-10 Chao-ying Fu <fu@mips.com>
23679 * doc/tm.texi (Instruction Output): Document
23680 TARGET_ASM_FINAL_POSTSCAN_INSN.
23681 * target.h (final_postscan_insn): New field in asm_out.
23682 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23683 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
23684 * final.c (final_scan_insn): Call
23685 targetm.asm_out.final_postscan_insn after outputting
23686 an asm macro and a normal instruction.
23688 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
23689 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
23690 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
23691 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
23692 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23694 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23696 PR middle-end/39701
23697 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
23698 variables as non-NULL even with -fdelete-null-pointer-checks.
23700 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23702 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
23704 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
23707 * config/i386/i386.c (classify_argument): Handle SCmode with
23708 (bit_offset % 64) != 0.
23710 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
23712 * doc/invoke.texi (Optimize Options): Add cross-reference to
23713 -Q --help=optimizers examples.
23715 2009-04-10 Ben Elliston <bje@au.ibm.com>
23718 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
23719 regalign for the reg == fpr and TDmode case.
23721 2009-04-09 David Ayers <ayers@fsfe.org>
23724 * objc/objc-act.c (warn_with_method): Remove helper function.
23725 (check_duplicates): Call warning and inform directly.
23726 (really_start_method): Likewise.
23728 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23730 * expmed.c (expand_divmod): Always use a comparison for a division
23731 by a large unsigned integer.
23733 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
23734 for things others than variables or functions as nonzero.
23736 2009-04-09 Nick Clifton <nickc@redhat.com>
23738 * unwind-compat.c: Change copyright header to refer to version
23739 3 of the GNU General Public License with version 3.1 of the
23740 GCC Runtime Library Exception and to point readers at the
23741 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
23742 * config/alpha/crtfastmath.c: Likewise.
23743 * config/alpha/linux-unwind.h: Likewise.
23744 * config/alpha/qrnnd.asm: Likewise.
23745 * config/alpha/vms-crt0-64.c: Likewise.
23746 * config/alpha/vms-crt0.c: Likewise.
23747 * config/alpha/vms-dwarf2.asm: Likewise.
23748 * config/alpha/vms-dwarf2eh.asm: Likewise.
23749 * config/alpha/vms-psxcrt0-64.c: Likewise.
23750 * config/alpha/vms-psxcrt0.c: Likewise.
23751 * config/alpha/vms_tramp.asm: Likewise.
23752 * config/arc/initfini.c: Likewise.
23753 * config/arc/lib1funcs.asm: Likewise.
23754 * config/arm/bpabi-v6m.S: Likewise.
23755 * config/arm/bpabi.S: Likewise.
23756 * config/arm/bpabi.c: Likewise.
23757 * config/arm/crti.asm: Likewise.
23758 * config/arm/crtn.asm: Likewise.
23759 * config/arm/ieee754-df.S: Likewise.
23760 * config/arm/ieee754-sf.S: Likewise.
23761 * config/arm/lib1funcs.asm: Likewise.
23762 * config/arm/libunwind.S: Likewise.
23763 * config/arm/linux-atomic.c: Likewise.
23764 * config/arm/mmintrin.h: Likewise.
23765 * config/arm/pr-support.c: Likewise.
23766 * config/arm/unaligned-funcs.c: Likewise.
23767 * config/arm/unwind-arm.c: Likewise.
23768 * config/arm/unwind-arm.h: Likewise.
23769 * config/avr/libgcc.S: Likewise.
23770 * config/bfin/crti.s: Likewise.
23771 * config/bfin/crtlibid.s: Likewise.
23772 * config/bfin/crtn.s: Likewise.
23773 * config/bfin/lib1funcs.asm: Likewise.
23774 * config/bfin/linux-unwind.h: Likewise.
23775 * config/cris/arit.c: Likewise.
23776 * config/cris/cris_abi_symbol.c: Likewise.
23777 * config/darwin-64.c: Likewise.
23778 * config/darwin-crt2.c: Likewise.
23779 * config/darwin-crt3.c: Likewise.
23780 * config/darwin.h: Likewise.
23781 * config/dbxelf.h: Likewise.
23782 * config/dfp-bit.c: Likewise.
23783 * config/dfp-bit.h: Likewise.
23784 * config/elfos.h: Likewise.
23785 * config/fixed-bit.c: Likewise.
23786 * config/fixed-bit.h: Likewise.
23787 * config/fp-bit.c: Likewise.
23788 * config/fp-bit.h: Likewise.
23789 * config/fr30/crti.asm: Likewise.
23790 * config/fr30/crtn.asm: Likewise.
23791 * config/fr30/lib1funcs.asm: Likewise.
23792 * config/freebsd-spec.h: Likewise.
23793 * config/frv/cmovd.c: Likewise.
23794 * config/frv/cmovh.c: Likewise.
23795 * config/frv/cmovw.c: Likewise.
23796 * config/frv/frvbegin.c: Likewise.
23797 * config/frv/frvend.c: Likewise.
23798 * config/frv/lib1funcs.asm: Likewise.
23799 * config/glibc-stdint.h: Likewise.
23800 * config/h8300/clzhi2.c: Likewise.
23801 * config/h8300/crti.asm: Likewise.
23802 * config/h8300/crtn.asm: Likewise.
23803 * config/h8300/ctzhi2.c: Likewise.
23804 * config/h8300/fixunssfsi.c: Likewise.
23805 * config/h8300/lib1funcs.asm: Likewise.
23806 * config/h8300/parityhi2.c: Likewise.
23807 * config/h8300/popcounthi2.c: Likewise.
23808 * config/i386/ammintrin.h: Likewise.
23809 * config/i386/att.h: Likewise.
23810 * config/i386/avxintrin.h: Likewise.
23811 * config/i386/biarch64.h: Likewise.
23812 * config/i386/bmmintrin.h: Likewise.
23813 * config/i386/cpuid.h: Likewise.
23814 * config/i386/cross-stdarg.h: Likewise.
23815 * config/i386/crtfastmath.c: Likewise.
23816 * config/i386/crtprec.c: Likewise.
23817 * config/i386/cygming-crtbegin.c: Likewise.
23818 * config/i386/cygming-crtend.c: Likewise.
23819 * config/i386/cygwin.asm: Likewise.
23820 * config/i386/emmintrin.h: Likewise.
23821 * config/i386/gmm_malloc.h: Likewise.
23822 * config/i386/gthr-win32.c: Likewise.
23823 * config/i386/i386.h: Likewise.
23824 * config/i386/immintrin.h: Likewise.
23825 * config/i386/linux-unwind.h: Likewise.
23826 * config/i386/linux64.h: Likewise.
23827 * config/i386/mm3dnow.h: Likewise.
23828 * config/i386/mmintrin-common.h: Likewise.
23829 * config/i386/mmintrin.h: Likewise.
23830 * config/i386/nmmintrin.h: Likewise.
23831 * config/i386/pmm_malloc.h: Likewise.
23832 * config/i386/pmmintrin.h: Likewise.
23833 * config/i386/smmintrin.h: Likewise.
23834 * config/i386/sol2-c1.asm: Likewise.
23835 * config/i386/sol2-ci.asm: Likewise.
23836 * config/i386/sol2-cn.asm: Likewise.
23837 * config/i386/sol2-gc1.asm: Likewise.
23838 * config/i386/tmmintrin.h: Likewise.
23839 * config/i386/unix.h: Likewise.
23840 * config/i386/w32-unwind.h: Likewise.
23841 * config/i386/wmmintrin.h: Likewise.
23842 * config/i386/x86-64.h: Likewise.
23843 * config/i386/x86intrin.h: Likewise.
23844 * config/i386/xmmintrin.h: Likewise.
23845 * config/ia64/crtbegin.asm: Likewise.
23846 * config/ia64/crtend.asm: Likewise.
23847 * config/ia64/crtfastmath.c: Likewise.
23848 * config/ia64/crti.asm: Likewise.
23849 * config/ia64/crtn.asm: Likewise.
23850 * config/ia64/fde-glibc.c: Likewise.
23851 * config/ia64/lib1funcs.asm: Likewise.
23852 * config/ia64/linux-unwind.h: Likewise.
23853 * config/ia64/quadlib.c: Likewise.
23854 * config/ia64/unwind-ia64.c: Likewise.
23855 * config/linux.h: Likewise.
23856 * config/m32c/m32c-lib1.S: Likewise.
23857 * config/m32c/m32c-lib2-trapv.c: Likewise.
23858 * config/m32c/m32c-lib2.c: Likewise.
23859 * config/m32r/initfini.c: Likewise.
23860 * config/m68hc11/larith.asm: Likewise.
23861 * config/m68hc11/m68hc11-crt0.S: Likewise.
23862 * config/m68k/cf.md: Likewise.
23863 * config/m68k/crti.s: Likewise.
23864 * config/m68k/crtn.s: Likewise.
23865 * config/m68k/lb1sf68.asm: Likewise.
23866 * config/m68k/linux-unwind.h: Likewise.
23867 * config/mcore/crti.asm: Likewise.
23868 * config/mcore/crtn.asm: Likewise.
23869 * config/mcore/lib1.asm: Likewise.
23870 * config/mips/linux-unwind.h: Likewise.
23871 * config/mips/loongson.h: Likewise.
23872 * config/mips/mips16.S: Likewise.
23873 * config/mmix/crti.asm: Likewise.
23874 * config/mmix/crtn.asm: Likewise.
23875 * config/pa/fptr.c: Likewise.
23876 * config/pa/hpux-unwind.h: Likewise.
23877 * config/pa/lib2funcs.asm: Likewise.
23878 * config/pa/linux-atomic.c: Likewise.
23879 * config/pa/linux-unwind.h: Likewise.
23880 * config/pa/milli64.S: Likewise.
23881 * config/pa/quadlib.c: Likewise.
23882 * config/pa/stublib.c: Likewise.
23883 * config/picochip/libgccExtras/adddi3.asm: Likewise.
23884 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
23885 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
23886 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
23887 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
23888 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
23889 * config/picochip/libgccExtras/divmod15.asm: Likewise.
23890 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
23891 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
23892 * config/picochip/libgccExtras/longjmp.asm: Likewise.
23893 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
23894 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
23895 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
23896 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
23897 * config/picochip/libgccExtras/setjmp.asm: Likewise.
23898 * config/picochip/libgccExtras/subdi3.asm: Likewise.
23899 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
23900 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
23901 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
23902 * config/rs6000/750cl.h: Likewise.
23903 * config/rs6000/altivec.h: Likewise.
23904 * config/rs6000/biarch64.h: Likewise.
23905 * config/rs6000/crtresfpr.asm: Likewise.
23906 * config/rs6000/crtresgpr.asm: Likewise.
23907 * config/rs6000/crtresxfpr.asm: Likewise.
23908 * config/rs6000/crtresxgpr.asm: Likewise.
23909 * config/rs6000/crtsavfpr.asm: Likewise.
23910 * config/rs6000/crtsavgpr.asm: Likewise.
23911 * config/rs6000/darwin-asm.h: Likewise.
23912 * config/rs6000/darwin-fallback.c: Likewise.
23913 * config/rs6000/darwin-fpsave.asm: Likewise.
23914 * config/rs6000/darwin-ldouble.c: Likewise.
23915 * config/rs6000/darwin-tramp.asm: Likewise.
23916 * config/rs6000/darwin-unwind.h: Likewise.
23917 * config/rs6000/darwin-vecsave.asm: Likewise.
23918 * config/rs6000/darwin-world.asm: Likewise.
23919 * config/rs6000/e500crtres32gpr.asm: Likewise.
23920 * config/rs6000/e500crtres64gpr.asm: Likewise.
23921 * config/rs6000/e500crtres64gprctr.asm: Likewise.
23922 * config/rs6000/e500crtrest32gpr.asm: Likewise.
23923 * config/rs6000/e500crtrest64gpr.asm: Likewise.
23924 * config/rs6000/e500crtresx32gpr.asm: Likewise.
23925 * config/rs6000/e500crtresx64gpr.asm: Likewise.
23926 * config/rs6000/e500crtsav32gpr.asm: Likewise.
23927 * config/rs6000/e500crtsav64gpr.asm: Likewise.
23928 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
23929 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
23930 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
23931 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
23932 * config/rs6000/eabi-ci.asm: Likewise.
23933 * config/rs6000/eabi-cn.asm: Likewise.
23934 * config/rs6000/eabi.asm: Likewise.
23935 * config/rs6000/linux-unwind.h: Likewise.
23936 * config/rs6000/linux64.h: Likewise.
23937 * config/rs6000/paired.h: Likewise.
23938 * config/rs6000/paired.md: Likewise.
23939 * config/rs6000/ppc64-fp.c: Likewise.
23940 * config/rs6000/ppu_intrinsics.h: Likewise.
23941 * config/rs6000/rs6000.h: Likewise.
23942 * config/rs6000/si2vmx.h: Likewise.
23943 * config/rs6000/sol-ci.asm: Likewise.
23944 * config/rs6000/sol-cn.asm: Likewise.
23945 * config/rs6000/spe.h: Likewise.
23946 * config/rs6000/spu2vmx.h: Likewise.
23947 * config/rs6000/sysv4.h: Likewise.
23948 * config/rs6000/tramp.asm: Likewise.
23949 * config/rs6000/vec_types.h: Likewise.
23950 * config/s390/linux-unwind.h: Likewise.
23951 * config/s390/tpf-unwind.h: Likewise.
23952 * config/score/crti.asm: Likewise.
23953 * config/score/crtn.asm: Likewise.
23954 * config/sh/crt1.asm: Likewise.
23955 * config/sh/crti.asm: Likewise.
23956 * config/sh/crtn.asm: Likewise.
23957 * config/sh/divtab-sh4-300.c: Likewise.
23958 * config/sh/divtab-sh4.c: Likewise.
23959 * config/sh/divtab.c: Likewise.
23960 * config/sh/lib1funcs-4-300.asm: Likewise.
23961 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
23962 * config/sh/lib1funcs.asm: Likewise.
23963 * config/sh/lib1funcs.h: Likewise.
23964 * config/sh/linux-atomic.asm: Likewise.
23965 * config/sh/linux-unwind.h: Likewise.
23966 * config/sh/shmedia.h: Likewise.
23967 * config/sh/sshmedia.h: Likewise.
23968 * config/sh/ushmedia.h: Likewise.
23969 * config/sparc/crtfastmath.c: Likewise.
23970 * config/sparc/linux-unwind.h: Likewise.
23971 * config/sparc/sol2-c1.asm: Likewise.
23972 * config/sparc/sol2-ci.asm: Likewise.
23973 * config/sparc/sol2-cn.asm: Likewise.
23974 * config/spu/divmodti4.c: Likewise.
23975 * config/spu/divv2df3.c: Likewise.
23976 * config/spu/float_disf.c: Likewise.
23977 * config/spu/float_unsdidf.c: Likewise.
23978 * config/spu/float_unsdisf.c: Likewise.
23979 * config/spu/float_unssidf.c: Likewise.
23980 * config/spu/mfc_multi_tag_release.c: Likewise.
23981 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23982 * config/spu/mfc_tag_release.c: Likewise.
23983 * config/spu/mfc_tag_reserve.c: Likewise.
23984 * config/spu/mfc_tag_table.c: Likewise.
23985 * config/spu/multi3.c: Likewise.
23986 * config/spu/spu_internals.h: Likewise.
23987 * config/spu/spu_intrinsics.h: Likewise.
23988 * config/spu/spu_mfcio.h: Likewise.
23989 * config/spu/vec_types.h: Likewise.
23990 * config/spu/vmx2spu.h: Likewise.
23991 * config/stormy16/stormy16-lib2.c: Likewise.
23992 * config/svr4.h: Likewise.
23993 * config/sync.c: Likewise.
23994 * config/v850/lib1funcs.asm: Likewise.
23995 * config/vxlib-tls.c: Likewise.
23996 * config/vxlib.c: Likewise.
23997 * config/vxworks-dummy.h: Likewise.
23998 * config/xtensa/crti.asm: Likewise.
23999 * config/xtensa/crtn.asm: Likewise.
24000 * config/xtensa/ieee754-df.S: Likewise.
24001 * config/xtensa/ieee754-sf.S: Likewise.
24002 * config/xtensa/lib1funcs.asm: Likewise.
24003 * config/xtensa/lib2funcs.S: Likewise.
24004 * config/xtensa/linux-unwind.h: Likewise.
24005 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
24006 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
24007 * coretypes.h: Likewise.
24008 * crtstuff.c: Likewise.
24009 * defaults.h: Likewise.
24010 * dwarf2.h: Likewise.
24011 * emutls.c: Likewise.
24012 * gbl-ctors.h: Likewise.
24013 * gcov-io.h: Likewise.
24014 * ginclude/float.h: Likewise.
24015 * ginclude/iso646.h: Likewise.
24016 * ginclude/stdarg.h: Likewise.
24017 * ginclude/stdbool.h: Likewise.
24018 * ginclude/stddef.h: Likewise.
24019 * ginclude/stdfix.h: Likewise.
24020 * ginclude/stdint-gcc.h: Likewise.
24021 * ginclude/tgmath.h: Likewise.
24022 * gthr-aix.h: Likewise.
24023 * gthr-dce.h: Likewise.
24024 * gthr-gnat.c: Likewise.
24025 * gthr-gnat.h: Likewise.
24026 * gthr-lynx.h: Likewise.
24027 * gthr-mipssde.h: Likewise.
24028 * gthr-nks.h: Likewise.
24029 * gthr-posix.c: Likewise.
24030 * gthr-posix.h: Likewise.
24031 * gthr-posix95.h: Likewise.
24032 * gthr-rtems.h: Likewise.
24033 * gthr-single.h: Likewise.
24034 * gthr-solaris.h: Likewise.
24035 * gthr-tpf.h: Likewise.
24036 * gthr-vxworks.h: Likewise.
24037 * gthr-win32.h: Likewise.
24038 * gthr.h: Likewise.
24039 * libgcc2.c: Likewise.
24040 * libgcc2.h: Likewise.
24041 * libgcov.c: Likewise.
24042 * tsystem.h: Likewise.
24043 * typeclass.h: Likewise.
24044 * unwind-c.c: Likewise.
24045 * unwind-compat.h: Likewise.
24046 * unwind-dw2-fde-compat.c: Likewise.
24047 * unwind-dw2-fde-darwin.c: Likewise.
24048 * unwind-dw2-fde-glibc.c: Likewise.
24049 * unwind-dw2-fde.c: Likewise.
24050 * unwind-dw2-fde.h: Likewise.
24051 * unwind-dw2.c: Likewise.
24052 * unwind-dw2.h: Likewise.
24053 * unwind-generic.h: Likewise.
24054 * unwind-pe.h: Likewise.
24055 * unwind-sjlj.c: Likewise.
24056 * unwind.inc: Likewise.
24057 * config/arm/neon-gen.ml: Change generated copyright header to
24058 refer to version 3 of the GNU General Public License with
24059 version 3.1 of the GCC Runtime Library Exception and to point
24060 readers at the COPYING3 and COPYING3.RUNTIME files and the
24061 FSF's license web page.
24062 * config/arm/arm_neon.h: Regenerate.
24064 2009-04-09 Jakub Jelinek <jakub@redhat.com>
24066 * config/cris/cris.md: Change copyright header to refer to version
24067 3 of the GNU General Public License.
24068 * doc/install.texi2html: Change copyright header to refer to version
24069 3 of the GNU General Public License and to point readers at the
24070 COPYING3 file and the FSF's license web page.
24071 * config/vax/linux.h: Likewise.
24073 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24075 * config/i386/i386.md (cmpcc): New.
24076 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
24077 (sync_compare_and_swap_cc*): Delete.
24079 * config/s390/s390.c (s390_compare_emitted): Remove.
24080 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
24081 s390_compare_emitted used to be handled. Assert that modes match.
24082 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
24083 refer to sync_compare_and_swap_ccsi.
24084 * config/s390/s390.h (s390_compare_emitted): Remove.
24085 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
24086 instead of s390_compare_emitted.
24087 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
24088 instead of s390_compare_emitted.
24089 * config/s390/s390.md (cmpcc): New.
24090 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
24091 CC_REGNUM, do not pretend it's set.
24092 (sync_compare_and_swap_cc*): Delete.
24093 * config/s390/predicates.md (cc_reg_operand): New.
24095 * expr.c (sync_compare_and_swap_cc): Delete.
24096 * optabs.h (sync_compare_and_swap_cc): Delete.
24097 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
24098 is being used with can_compare_p.
24099 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
24100 (find_cc_set): New.
24101 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
24102 look for a MODE_CC set instead. Use emit_store_flag.
24103 (expand_compare_and_swap_loop): Likewise, with some additional
24104 complication to avoid a force_reg when useless. Use
24105 emit_cmp_and_jump_insns.
24106 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
24107 * doc/md.texi (sync_compare_and_swap_cc): Merge with
24108 sync_compare_and_swap documentation.
24110 2009-04-09 Jan Hubicka <jh@suse.cz>
24112 * except.c (find_prev_try): Break out from ....
24113 (duplicate_eh_regions): ... here; properly update prev_try pointers
24114 when duplication part of tree.
24115 (dump_eh_tree): Improve dumping.
24116 (verify_eh_region): New.
24117 (verify_eh_tree): Use it.
24119 2009-04-06 Richard Guenther <rguenther@suse.de>
24121 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
24122 &ARRAY addresses by adjusting their types and prepending
24124 * tree-cfg.c (verify_gimple_assign_single): Verify that
24125 addresses are correct.
24127 2009-04-09 Richard Guenther <rguenther@suse.de>
24129 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
24130 indices into an array reference if possible.
24131 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24132 Fold POINTER_PLUS_EXPR statements with invariant address.
24134 2009-04-09 Alan Modra <amodra@bigpond.net.au>
24137 * config.gcc (powerpc64-*-linux*): Always build biarch.
24139 2009-04-09 Joseph Myers <joseph@codesourcery.com>
24142 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
24143 it and pedwarn if this results in an INTEGER_CST.
24145 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24147 * doc/install.texi: Update minimum GMP version. Remove obsolete
24148 text in MPFR section.
24150 2009-04-08 Jakub Jelinek <jakub@redhat.com>
24152 * dwarf2out.c (class_scope_p): New static inline.
24153 (class_or_namespace_scope_p): Use it.
24154 (gen_variable_die): Use DW_TAG_member tag for static data member
24155 declarations instead of DW_TAG_variable.
24157 PR middle-end/39573
24158 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
24161 2009-04-08 Richard Guenther <rguenther@suse.de>
24163 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
24164 valueize random data.
24166 2009-04-08 David Edelsohn <edelsohn@gnu.org>
24168 * config.gcc (aix tm_file): Add aix-stdint.h.
24169 (aix tm clause use_gcc_stdint): Set to wrap.
24170 * config/rs6000/aix-stdint.h: New file.
24172 2009-04-08 Richard Guenther <rguenther@suse.de>
24174 PR middle-end/36291
24175 * tree-dfa.c (add_referenced_var): Do not recurse into
24176 global initializers.
24177 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
24179 (fold_const_aggregate_ref): Likewise.
24181 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24183 * recog.c (ordered_comparison_operator): New.
24184 * gensupport.c (std_preds): Add it.
24185 * doc/md.texi (Machine-Independent Predicates): Document it.
24187 2009-04-08 Jan Hubicka <jh@suse.cz>
24189 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
24190 * function.h (rtl_eh): Remove exception_handler_label_map.
24191 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
24192 remove_exception_handler_label, for_each_eh_label_1): Remove.
24193 (rtl_remove_unreachable_regions): Remove.
24194 (convert_from_eh_region_ranges): Do not remove unreachable regions.
24195 (find_exception_handler_labels): Don't build the hashtable.
24196 (maybe_remove_eh_handler): Remove.
24197 (for_each_eh_label): Rewrite to walk the tree.
24198 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
24199 * except.h (maybe_remove_eh_handler): Remove.
24200 * passes.c (init_optimization_passes): Schedule second EH cleanup
24202 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
24203 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
24205 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24207 * genoutput.c (validate_optab_operands): New.
24208 (gen_insn, gen_expand): Call it.
24210 * genflags.c (gen_insn): Detect misused iterators.
24211 (main): Pass line_no to gen_insn, exit with status 1 on error.
24213 * genextract.c (line_no): Make global.
24214 (VEC_safe_set_locstr): Change assertion to error message.
24215 (main): Exit with status 1 on error.
24217 2009-04-08 Joseph Myers <joseph@codesourcery.com>
24221 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24222 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24223 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
24224 * c-convert.c (convert): Do not call fold on results of conversion
24225 functions when the result is a C_MAYBE_CONST_EXPR.
24226 * c-parser.c (c_parser_postfix_expression): Do not fold condition
24227 of __builtin_choose_expr.
24228 * c-typeck.c (remove_c_maybe_const_expr): New.
24229 (build_unary_op, build_conditional_expr, build_compound_expr,
24230 build_binary_op, c_objc_common_truthvalue_conversion): Call
24231 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
24234 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
24236 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
24237 CODE to produce a new one. Add a prototype to use fold_convert_const
24239 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
24242 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
24243 mix declarations and code.
24245 2009-04-08 Ben Elliston <bje@au.ibm.com>
24247 * gcc.c: Replace `CC' with `GCC' throughout.
24249 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
24251 * doc/invoke.texi: Document Atom support.
24253 2009-04-07 Jason Merrill <jason@redhat.com>
24256 * c-common.h, c-common.c: Add flag_pretty_templates.
24257 * c-opts.c (c_common_handle_option): Set it.
24258 * c.opt: Add -fno-pretty-templates.
24259 * doc/invoke.texi (C++ Dialect Options): Likewise.
24261 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
24263 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
24264 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
24265 (ia64_expand_builtin): Likewise.
24267 2009-04-07 Martin Jambor <mjambor@suse.cz>
24269 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
24270 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
24271 ADDR_EXPRS are include too.
24273 2009-04-07 Richard Guenther <rguenther@suse.de>
24275 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
24276 decls are only used if passes as parameters or if they are
24277 local statics and the call is not to a builtin.
24278 (call_may_clobber_ref_p_1): Likewise.
24280 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24282 * expr.c (do_store_flag): Remove last argument. Simplify code
24283 to avoid duplication of tests already done by can_compare_p.
24284 (expand_expr_real_1): Adjust caller.
24286 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24288 * optabs.c (can_compare_p): Test the predicate of a
24289 cbranch and cstore pattern.
24291 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24293 * expr.c (convert_move): Use emit_store_flag instead of
24296 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24298 * config/i386/i386.c (ix86_compare_emitted): Remove.
24299 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
24300 ix86_compare_op0 like ix86_compare_emitted used to be handled.
24301 * config/i386/i386.h (ix86_compare_emitted): Remove.
24302 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
24303 instead of ix86_compare_emitted.
24304 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
24306 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
24308 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
24309 Add t-sysroot-suffix to tmake_file.
24310 * config/print-sysroot-suffix.sh: New file.
24311 * config/t-sysroot-suffix: New file.
24313 2009-04-07 Ben Elliston <bje@au.ibm.com>
24315 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
24316 as the latter produces a warning when the target does not support
24319 2009-04-07 Ben Elliston <bje@au.ibm.com>
24321 * dfp.c: Replace type punning assignments with memcpy throughout.
24322 * Makefile.in (dfp.o-warn): Remove.
24324 2009-04-07 Alan Modra <amodra@bigpond.net.au>
24327 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
24328 Include soft-fp/t-softfp after rs6000/t-linux64.
24330 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
24332 * stor-layout.c (set_sizetype): Use the full precision of their
24333 machine mode for bitsize types.
24335 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
24337 * config/i386/i386.md: Revert 2 accidental checkins.
24339 2009-04-06 Joey Ye <joey.ye@intel.com>
24340 Xuepeng Guo <xuepeng.guo@intel.com>
24341 H.J. Lu <hongjiu.lu@intel.com>
24343 Atom pipeline model, tuning and insn selection.
24344 * config.gcc (atom): Add atom config options and target.
24346 * config/i386/atom.md: New.
24348 * config/i386/i386.c (atom_cost): New cost.
24349 (m_ATOM): New macro flag.
24350 (initial_ix86_tune_features): Set m_ATOM.
24351 (x86_accumulate_outgoing_args): Likewise.
24352 (x86_arch_always_fancy_math_387): Likewise.
24353 (processor_target): Add Atom cost.
24354 (cpu_names): Add Atom cpu name.
24355 (override_options): Set Atom ISA.
24356 (ix86_issue_rate): New case PROCESSOR_ATOM.
24357 (ix86_adjust_cost): Likewise.
24359 * config/i386/i386.h (TARGET_ATOM): New target macro.
24360 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
24361 (TARGET_OPT_AGU): New target option.
24362 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
24363 (processor_type): Add PROCESSOR_ATOM.
24365 * config/i386/i386.md (cpu): Add new value "atom".
24366 (use_carry, movu): New attr.
24367 (atom.md): Include atom.md.
24368 (adddi3_carry_rex64): Set attr "use_carry".
24369 (addqi3_carry): Likewise.
24370 (addhi3_carry): Likewise.
24371 (addsi3_carry): Likewise.
24372 (*addsi3_carry_zext): Likewise.
24373 (subdi3_carry_rex64): Likewise.
24374 (subqi3_carry): Likewise.
24375 (subhi3_carry): Likewise.
24376 (subsi3_carry): Likewise.
24377 (x86_movdicc_0_m1_rex64): Likewise.
24378 (*x86_movdicc_0_m1_se): Likewise.
24379 (x86_movsicc_0_m1): Likewise.
24380 (*x86_movsicc_0_m1_se): Likewise.
24381 (*adddi_1_rex64): Emit add insn as much as possible.
24382 (*addsi_1): Likewise.
24383 (return_internal): Set atom_unit.
24384 (return_internal_long): Likewise.
24385 (return_pop_internal): Likewise.
24386 (*rcpsf2_sse): Set atom_sse_attr attr.
24387 (*qrt<mode>2_sse): Likewise.
24388 (*prefetch_sse): Likewise.
24390 * config/i386/i386-c.c (ix86_target_macros_internal): New case
24392 (ix86_target_macros_internal): Likewise.
24394 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
24395 (*prefetch_sse_rex): Likewise.
24396 (sse_rcpv4sf2): Likewise.
24397 (sse_vmrcpv4sf2): Likewise.
24398 (sse_sqrtv4sf2): Likewise.
24399 (<sse>_vmsqrt<mode>2): Likewise.
24400 (sse_ldmxcsr): Likewise.
24401 (sse_stmxcsr): Likewise.
24402 (*sse_sfence): Likewise.
24403 (sse2_clflush): Likewise.
24404 (*sse2_mfence): Likewise.
24405 (*sse2_lfence): Likewise.
24406 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
24407 (<sse>_movup<ssemodesuffixf2c>): Likewise.
24408 (avx_movdqu<avxmodesuffix>): Likewise.
24409 (avx_lddqu<avxmodesuffix>): Likewise.
24410 (sse2_movntv2di): Change attr "type" to "ssemov".
24411 (sse2_movntsi): Likewise.
24412 (rsqrtv8sf2): Change attr "type" to "sseadd".
24413 (sse3_addsubv2df3): Set attr "atom_unit".
24414 (sse3_h<plusminus_insn>v4sf3): Likewise.
24415 (*sse2_pmaddwd): Likewise.
24416 (*vec_extractv2di_1_rex64): Likewise.
24417 (*vec_extractv2di_1_avx): Likewise.
24418 (sse2_psadbw): Likewise.
24419 (ssse3_phaddwv8hi3): Likewise.
24420 (ssse3_phaddwv4hi3): Likewise.
24421 (ssse3_phadddv4si3): Likewise.
24422 (ssse3_phadddv2si3): Likewise.
24423 (ssse3_phaddswv8hi3): Likewise.
24424 (ssse3_phaddswv4hi3): Likewise.
24425 (ssse3_phsubwv8hi3): Likewise.
24426 (ssse3_phsubwv4hi3): Likewise.
24427 (ssse3_phsubdv4si3): Likewise.
24428 (ssse3_phsubdv2si3): Likewise.
24429 (ssse3_phsubswv8hi3): Likewise.
24430 (ssse3_phsubswv4hi3): Likewise.
24431 (ssse3_pmaddubsw128): Likewise.
24432 (sse3_pmaddubsw: Likewise.
24433 (ssse3_palignrti): Likewise.
24434 (ssse3_palignrdi): Likewise.
24436 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
24438 * doc/install.texi (Specific): Fix two cross-references to MinGW.
24440 2009-04-06 Richard Guenther <rguenther@suse.de>
24442 PR tree-optimization/28868
24443 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
24444 of which PHI results we inserted.
24445 (insert_into_preds_of_block): Record inserted PHIs.
24446 (eliminate): Eliminate redundant PHI nodes.
24447 (init_pre): Init inserted_phi_names.
24449 2009-04-06 Richard Guenther <rguenther@suse.de>
24451 PR tree-optimization/39643
24452 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
24453 IMAGPART_EXPRs of complex constants.
24454 (execute_fold_all_builtins): If we folded a call queue
24455 TODO_update_address_taken.
24457 2009-04-06 Jan Hubicka <jh@suse.cz>
24459 PR middle-end/39659
24460 * except.c (remove_unreachable_regions): Propagate may_contain_throw
24463 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
24465 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
24467 (ic_invalidate_array): Likewise.
24469 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
24471 * calls.c (emit_library_call_value_1): Fix a problem with parameter
24472 alignment for library calls.
24474 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
24476 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
24477 (mingw32 tm clause use_gcc_stdint): Set to wrap.
24478 * config/i386/mingw-stdint.h: New file.
24480 2009-04-05 Richard Guenther <rguenther@suse.de>
24482 PR tree-optimization/39648
24483 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
24484 our &A vs. &A[0] IL deficiencies.
24486 2009-04-04 Jan Hubicka <jh@suse.cz>
24488 * except.c (sjlj_find_directly_reachable_regions): Be ready for
24489 removed toplevel regions.
24490 (sjlj_mark_call_sites): Likewise.
24492 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
24494 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
24495 (cygwin tm clause use_gcc_stdint): Set to wrap.
24496 * config/i386/cygwin-stdint.h: New file.
24498 2009-04-04 Richard Guenther <rguenther@suse.de>
24500 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
24501 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
24502 single-argument PHIs if we are in loop-closed SSA form.
24503 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
24504 for the pre-condition.
24505 (slpeel_tree_peel_loop_to_edge): Likewise.
24506 (vect_build_loop_niters): Take an optional sequence to append stmts.
24507 (vect_generate_tmps_on_preheader): Likewise.
24508 (vect_do_peeling_for_loop_bound): Take extra guards for the
24510 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
24511 the cost model check.
24512 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
24513 guards if we are going to peel. Do not apply versioning in that case.
24514 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
24515 (vect_do_peeling_for_loop_bound): Likewise.
24516 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
24517 loop bound only record extra pre-conditions, do not apply loop
24520 2009-04-04 Richard Guenther <rguenther@suse.de>
24522 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
24525 2009-04-04 Jan Hubicka <jh@suse.cz>
24527 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24528 last_basic_block for size of bb->index indexed array.
24529 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
24530 compute_out, link_btr_uses, build_btr_def_use_webs,
24531 build_btr_def_use_webs, migrate_btr_defs): Likewise.
24533 2009-04-04 Jan Hubicka <jh@suse.cz>
24535 * except.c (remove_eh_handler_and_replace): Break out from ...
24536 (remove_eh_handler): ... here.
24537 (bring_to_root): New function.
24538 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
24539 handled ones, bring others to root of tree.
24541 2009-04-04 Jan Hubicka <jh@suse.cz>
24543 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
24544 (all_phis_safe_to_merge): New function.
24545 (update_info): New structure.
24546 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
24547 (cleanup_empty_eh): Update SSA if possible.
24549 2009-04-04 Richard Guenther <rguenther@suse.de>
24551 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
24552 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
24553 (append_vuse): Likewise.
24555 2009-04-04 Jakub Jelinek <jakub@redhat.com>
24557 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
24558 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
24559 instead of REG_UNSAVED for DW_CFA_undefined.
24560 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
24561 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
24564 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
24567 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
24569 2009-04-04 Richard Guenther <rguenther@suse.de>
24571 PR tree-optimization/8781
24572 PR tree-optimization/37892
24573 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
24574 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
24575 (valueize_refs): Call it for *& valueizations.
24576 (shared_reference_ops_from_ref): Rename to ...
24577 (valueize_shared_reference_ops_from_ref): ... this and valueize.
24578 (shared_reference_ops_from_call): Rename to ...
24579 (valueize_shared_reference_ops_from_call): ... this and valueize.
24580 (vn_reference_lookup): Update.
24581 (visit_reference_op_call): Likewise.
24582 * tree-ssa-pre.c (phi_translate_1): Fold *&.
24583 (eliminate): Value-replace the call address in call statements.
24585 2009-04-04 Richard Guenther <rguenther@suse.de>
24587 PR tree-optimization/39636
24588 * tree-ssa-forwprop.c
24589 (forward_propagate_addr_into_variable_array_index): Check for
24590 GIMPLE_ASSIGN before accessing the rhs code.
24592 2009-04-03 Jason Merrill <jason@redhat.com>
24594 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
24596 2009-04-03 Steve Ellcey <sje@cup.hp.com>
24598 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
24599 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
24600 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
24601 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
24602 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
24603 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
24604 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
24605 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
24606 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
24607 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
24608 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
24609 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
24610 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
24611 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
24612 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
24613 Use fr_reg_or_fp01_operand instead of fr_register_operand
24615 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
24616 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
24617 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
24619 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
24621 PR rtl-optimization/39607
24622 PR rtl-optimization/39631
24626 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24627 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24628 instead of DF_LR_OUT.
24629 * ira-lives.c (process_bb_node_lives): Ditto.
24630 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24631 instead of DF_LR_{OUT,IN}.
24632 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24633 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24635 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
24637 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
24638 (execute_lower_omp): Always run but take the short way out if -fopenmp
24640 (gate_lower_omp): Remove, forcing the pass manager to always run the
24641 pass and always set PROP_gimple_lomp.
24642 (pass_lower_omp): Remove gate function.
24643 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
24644 PROP_trees. Instead, require it.
24645 * ipa-cp.c (pass_ipa_cp): Likewise.
24646 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
24647 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
24648 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
24649 and PROP_gimple_leh.
24651 2009-04-03 Richard Guenther <rguenther@suse.de>
24653 PR middle-end/13146
24654 PR tree-optimization/23940
24655 PR tree-optimization/33237
24656 PR middle-end/33974
24657 PR middle-end/34093
24658 PR tree-optimization/36201
24659 PR tree-optimization/36230
24660 PR tree-optimization/38049
24661 PR tree-optimization/38207
24662 PR tree-optimization/38230
24663 PR tree-optimization/38301
24664 PR tree-optimization/38585
24665 PR middle-end/38895
24666 PR tree-optimization/38985
24667 PR tree-optimization/39299
24668 * tree-ssa-structalias.h: Remove.
24669 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
24670 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
24671 (struct vuse_element_d): Remove.
24672 (struct vuse_vec_d): Likewise.
24673 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
24674 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
24675 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
24676 VUSE_ELEMENT_VAR): Likewise.
24677 (struct voptype_d): Likewise.
24678 (NUM_VOP_FREE_BUCKETS): Likewise.
24679 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
24680 (struct stmt_operands_d): Remove.
24681 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
24682 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
24683 VDEF_NUM, VDEF_VECT): Likewise.
24684 (copy_virtual_operands): Remove.
24685 (operand_build_cmp): Likewise.
24686 (create_ssa_artificial_load_stmt): Likewise.
24687 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
24688 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
24689 vuse_index and mayuse_index members. Pack and move done and iter_type
24690 members to the front.
24691 (SSA_OP_VMAYUSE): Remove.
24692 (SSA_OP_VIRTUAL_USES): Adjust.
24693 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
24694 (unlink_stmt_vdef): Declare.
24695 (add_to_addressable_set): Remove.
24696 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
24697 (vrp_visit_stmt): Likewise.
24698 * doc/tree-ssa.texi (Alias analysis): Update.
24699 * doc/invoke.texi (max-aliased-vops): Remove docs.
24700 (avg-aliased-vops): Likewise.
24701 * tree-into-ssa.c (syms_to_rename): Remove.
24702 (need_to_update_vops_p): Likewise.
24703 (need_to_initialize_update_ssa_p): Rename to ...
24704 (update_ssa_initialized_fn): ... this. Track function we are
24706 (symbol_marked_for_renaming): Simplify.
24707 (add_new_name_mapping): Do not set need_to_update_vops_p.
24708 (dump_currdefs): Use SYMS_TO_RENAME.
24709 (rewrite_update_stmt): Always walk all uses/defs.
24710 (dump_update_ssa): Adjust.
24711 (init_update_ssa): Take function argument. Track what we are
24713 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
24714 (create_new_def_for): Initialize for cfun, assert we are initialized
24716 (mark_sym_for_renaming): Simplify.
24717 (mark_set_for_renaming): Do not initialize update-ssa.
24718 (need_ssa_update_p): Simplify. Take function argument.
24719 (name_mappings_registered_p): Assert we ask for the correct function.
24720 (name_registered_for_update_p): Likewise.
24721 (ssa_names_to_replace): Likewise.
24722 (release_ssa_name_after_update_ssa): Likewise.
24723 (update_ssa): Likewise. Use SYMS_TO_RENAME.
24724 (dump_decl_set): Do not print a newline.
24725 (debug_decl_set): Do it here.
24726 (dump_update_ssa): And here.
24727 * tree-ssa-loop-im.c (move_computations): Adjust.
24728 (movement_possibility): Likewise.
24729 (determine_max_movement): Likewise.
24730 (gather_mem_refs_stmt): Likewise.
24731 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
24732 or NAME_MEMORY_TAG.
24733 * tree-complex.c (update_all_vops): Remove.
24734 (expand_complex_move): Adjust.
24735 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
24736 Simplify test for memory referencing statement. Exclude
24737 non-invariant ADDR_EXPRs.
24738 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
24739 * tree-loop-distribution.c (generate_memset_zero): Adjust.
24740 (rdg_flag_uses): Likewise.
24741 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
24743 (tree_optimize_tail_calls_1): Also split the
24744 edge from the entry block if we have degenerate PHI nodes in
24745 the first basic block.
24746 * tree.c (init_ttree): Remove memory-tag related code.
24747 (tree_code_size): Likewise.
24748 (tree_node_structure): Likewise.
24749 (build7_stat): Re-write to be build6_stat.
24750 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
24751 (SSA_VAR_P): Adjust.
24752 (struct tree_memory_tag): Remove.
24753 (struct tree_memory_partition_tag): Likewise.
24754 (union tree_node): Adjust.
24755 (build7): Re-write to be build6.
24756 * tree-pass.h (pass_reset_cc_flags): Remove.
24757 (TODO_update_address_taken): New flag.
24758 (pass_simple_dse): Remove.
24759 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
24760 * params.h (MAX_ALIASED_VOPS): Remove.
24761 (AVG_ALIASED_VOPS): Likewise.
24762 * omp-low.c (expand_omp_taskreg): Update SSA form.
24763 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
24764 aliases the lhs in a copy stmt.
24765 * tree-ssa-dse.c (struct address_walk_data): Remove.
24766 (memory_ssa_name_same): Likewise.
24767 (memory_address_same): Likewise.
24768 (get_kill_of_stmt_lhs): Likewise.
24769 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
24770 unused stores. Look through PHI nodes into post-dominated regions.
24771 (dse_optimize_stmt): Simplify. Properly remove stores.
24772 (tree_ssa_dse): Compute dominators.
24773 (execute_simple_dse): Remove.
24774 (pass_simple_dse): Likewise.
24775 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
24776 gimple_loaded_syms and gimple_stored_syms computation.
24777 * toplev.c (dump_memory_report): Dump alias and pta stats.
24778 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
24779 (vn_reference_eq): Likewise.
24780 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
24781 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
24782 valueize_vuses): Remove.
24783 (get_def_ref_stmt_vuses): Simplify. Rename to ...
24784 (get_def_ref_stmt_vuse): ... this.
24785 (vn_reference_lookup_2): New function.
24786 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
24787 walking equivalent vuses. Simplify.
24788 (vn_reference_lookup): Likewise.
24789 (vn_reference_insert): Likewise.
24790 (vn_reference_insert_pieces): Likewise.
24791 (visit_reference_op_call): Simplify.
24792 (visit_reference_op_load): Likewise.
24793 (visit_reference_op_store): Likewise.
24794 (init_scc_vn): Remove shared_lookup_vuses initialization.
24795 (free_scc_vn): Remove shared_lookup_vuses freeing.
24796 (sort_vuses, sort_vuses_heap): Remove.
24797 (get_ref_from_reference_ops): Export.
24798 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
24799 vector with single vuse pointer.
24800 (vn_reference_lookup_pieces, vn_reference_lookup,
24801 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
24802 (shared_vuses_from_stmt): Remove.
24803 (get_ref_from_reference_ops): Declare.
24804 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
24805 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
24806 memory-tag related code.
24807 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
24808 (likely_value): Add comment, skip static-chain of call statements.
24809 (surely_varying_stmt_p): Adjust.
24810 (gimplify_and_update_call_from_tree): Likewise.
24811 (execute_fold_all_builtins): Do not rebuild alias info.
24812 (gimplify_and_update_call_from_tree): Properly update VOPs.
24813 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
24814 (copy_ref_info): Remove memory-tag related code.
24815 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
24816 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
24817 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
24819 * tree-ssa-dom.c (gimple_p): Remove typedef.
24820 (eliminate_redundant_computations): Adjust.
24821 (record_equivalences_from_stmt): Likewise.
24822 (avail_expr_hash): Likewise.
24823 (avail_expr_eq): Likewise.
24824 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
24825 (stmt_makes_single_load): Likewise.
24826 (stmt_makes_single_store): Likewise.
24827 * tree-ssa-alias.c: Rewrite completely.
24828 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
24829 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
24830 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
24831 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
24832 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
24833 Remove public functions.
24834 (pass_reset_cc_flags): Remove.
24835 (pass_build_alias): Move ...
24836 * tree-ssa-structalias.c (pass_build_alias): ... here.
24837 * tree-ssa-alias.c (may_be_aliased): Move ...
24838 * tree-flow-inline.h (may_be_aliased): ... here.
24839 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
24840 count_uses_and_derefs): Move ...
24841 * gimple.c: ... here.
24842 * gimple.h (count_uses_and_derefs): Declare.
24843 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
24844 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
24845 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
24846 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
24847 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
24848 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
24849 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
24851 * tree-dfa.c (refs_may_alias_p): Move ...
24852 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
24853 * tree-ssa-alias.h: New file.
24854 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
24855 (statement_sink_location): Likewise.
24856 * opts.c (decode_options): Do not adjust max-aliased-vops or
24857 avg-aliased-vops values.
24858 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
24859 (TV_CALL_CLOBBER): Likewise.
24860 (TV_FLOW_SENSITIVE): Likewise.
24861 (TV_FLOW_INSENSITIVE): Likewise.
24862 (TV_MEMORY_PARTITIONING): Likewise.
24863 (TV_ALIAS_STMT_WALK): New timevar.
24864 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
24865 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
24866 (get_address_description): Remove memory-tag related code.
24867 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
24868 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
24869 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
24870 and immediate uses in statements. Document.
24871 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
24872 (dump_symbols): Remove.
24873 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
24874 * alias.c (get_deref_alias_set): New function split out from ...
24875 (get_alias_set): ... here.
24876 * alias.h (get_deref_alias_set): Declare.
24877 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
24878 type parameter. Remove restrict pointer handling. Create a
24879 ref-all pointer in case type-based alias sets do not conflict.
24880 (vect_analyze_data_refs): Remove SMT related code.
24881 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
24882 (vectorizable_load): Likewise.
24883 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
24884 (DR_SYMBOL_TAG, DR_VOPS): Remove.
24885 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
24886 Ignore vops and SMTs.
24887 (dr_analyze_alias): Likewise..
24888 (free_data_ref): Likewise.
24889 (create_data_ref): Likewise.
24890 (analyze_all_data_dependences): Likewise.
24891 (get_references_in_stmt): Adjust.
24892 * tree-flow-inline.h (gimple_aliases_computed_p,
24893 gimple_addressable_vars, gimple_call_clobbered_vars,
24894 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
24895 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
24896 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
24897 gimple_mem_ref_stats): Remove.
24898 (gimple_vop): New function.
24899 (op_iter_next_use): Remove vuses and mayuses cases.
24900 (op_iter_next_def): Remove vdefs case.
24901 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
24902 (clear_and_done_ssa_iter): Do not set removed fields.
24903 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
24904 Assert we are not iterating over vuses or vdefs if not also
24905 iterating over uses or defs.
24906 (op_iter_init_use): Likewise.
24907 (op_iter_init_def): Likewise.
24908 (op_iter_next_vdef): Remove.
24909 (op_iter_next_mustdef): Likewise.
24910 (op_iter_init_vdef): Likewise.
24911 (compare_ssa_operands_equal): Likewise.
24912 (link_use_stmts_after): Handle vuse operand.
24913 (is_call_used): Use is_call_clobbered.
24914 (is_call_clobbered): Global variables are always call clobbered,
24915 query the call-clobbers bitmap.
24916 (mark_call_clobbered): Ignore global variables.
24917 (clear_call_clobbered): Likewise.
24918 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
24919 virtual operands sanity check.
24920 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
24922 (TARGET_MEM_REF): Remove TMR_TAG operand.
24923 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
24924 Remove call-clobber related code.
24925 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
24926 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
24927 partitions or escape reason.
24928 (get_single_def_stmt, get_single_def_stmt_from_phi,
24929 get_single_def_stmt_with_phi): Remove.
24930 (dump_referenced_vars): Tidy.
24931 (get_ref_base_and_extent): Allow bare decls.
24932 (collect_dfa_stats): Adjust.
24933 * graphite.c (rename_variables_in_stmt): Adjust.
24934 (graphite_copy_stmts_from_block): Likewise.
24935 (translate_clast): Likewise.
24936 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
24938 (translate_vuse_through_block): Use the oracle.
24939 (phi_translate_1): Adjust.
24940 (value_dies_in_block_x): Use the oracle. Cache the outcome
24942 (valid_in_sets): Check if the VUSE for
24943 a REFERENCE is available.
24944 (eliminate): Do not remove stmts during elimination,
24945 instead queue and remove them afterwards.
24946 (do_pre): Do not rebuild alias info.
24947 (pass_pre): Run TODO_rebuild_alias before PRE.
24948 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
24949 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
24950 (mark_all_v_defs_stmt): Remove.
24951 (mark_all_v_defs_seq): Adjust.
24952 (sra_replace): Likewise.
24953 (scalarize_use): Likewise.
24954 (scalarize_copy): Likewise.
24955 (scalarize_init): Likewise.
24956 (scalarize_ldst): Likewise.
24957 (todoflags): Remove.
24958 (tree_sra): Do not rebuild alias info.
24959 (tree_sra_early): Adjust.
24960 (pass_sra): Run TODO_update_address_taken before SRA.
24961 * tree-predcom.c (set_alias_info): Remove.
24962 (prepare_initializers_chain): Do not call it.
24963 (mark_virtual_ops_for_renaming): Adjust.
24964 (mark_virtual_ops_for_renaming_list): Remove.
24965 (initialize_root_vars): Adjust.
24966 (initialize_root_vars_lm): Likewise.
24967 (prepare_initializers_chain): Likewise.
24968 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
24969 (may_propagate_copy_into_stmt): Likewise.
24970 (merge_alias_info): Do nothing for now.
24971 (propagate_tree_value_into_stmt): Adjust.
24972 (stmt_may_generate_copy): Likewise.
24973 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24974 not mark symbols for renaming.
24975 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24976 with the same statement, make sure to update the new pointed-to one.
24977 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24978 call statements, do not mark symbols for renaming.
24979 (mark_operand_necessary): Dump something.
24980 (ref_may_be_aliased): New function.
24981 (mark_aliased_reaching_defs_necessary_1): New helper function.
24982 (mark_aliased_reaching_defs_necessary): Likewise.
24983 (mark_all_reaching_defs_necessary_1): Likewise.
24984 (mark_all_reaching_defs_necessary): Likewise.
24985 (propagate_necessity): Do not process virtual PHIs. For
24986 non-aliased loads mark all reaching definitions as necessary.
24987 For aliased loads and stores mark the immediate dominating
24988 aliased clobbers as necessary.
24989 (visited): New global static.
24990 (perform_tree_ssa_dce): Free visited bitmap after propagating
24992 (remove_dead_phis): Perform simple dead virtual PHI removal.
24993 (remove_dead_stmt): Properly unlink virtual operands when
24995 (eliminate_unnecessary_stmts): Schedule PHI removal after
24997 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24998 (process_replaceable): Likewise.
24999 (find_replaceable_in_bb): Likewise.
25000 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25001 based on the single gimple vop.
25002 (verify_flow_insensitive_alias_info): Remove.
25003 (verify_flow_sensitive_alias_info): Likewise.
25004 (verify_call_clobbering): Likewise.
25005 (verify_memory_partitions): Likewise.
25006 (verify_alias_info): Likewise.
25007 (verify_ssa): Adjust..
25008 (execute_update_addresses_taken): Export. Update SSA
25009 manually. Optimize only when optimizing. Use a local bitmap.
25010 (pass_update_address_taken): Remove TODO_update_ssa, add
25012 (pass_update_address_taken): Just use TODO_update_address_taken.
25013 (init_tree_ssa): Do not initialize addressable_vars.
25014 (verify_ssa): Verify new VUSE / VDEF properties.
25015 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
25016 Do not call verify_alias_info.
25017 (delete_tree_ssa): Clear the VUSE, VDEF operands.
25018 Do not free the loaded and stored syms bitmaps. Reset the escaped
25019 and callused solutions. Do not free addressable_vars.
25020 Remove memory-tag related code.
25021 (warn_uninitialized_var): Aliases are always available.
25022 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
25023 * lambda-code.c (can_put_in_inner_loop): Adjust.
25024 (can_put_after_inner_loop): Likewise.
25025 (perfect_nestify): Likewise.
25026 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
25027 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
25028 (vectorizable_conversion): Do not mark symbols for renaming.
25029 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
25030 (expand_call_inline): Unlink the calls virtual operands before
25032 (tree_function_versioning): Do not call update_ssa if we are not
25033 updating clones. Simplify.
25034 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
25035 (propagate_with_phi): Likewise..
25036 * tree-outof-ssa.c (create_temp): Remove memory tag and call
25037 clobber code. Assert we are not aliased or global.
25038 * tree-flow.h: Include tree-ssa-alias.h
25039 (enum escape_type): Remove.
25040 (struct mem_sym_stats_d): Likewise.
25041 (struct mem_ref_stats_d): Likewise.
25042 (struct gimple_df): Add vop member. Remove global_var,
25043 call_clobbered_vars, call_used_vars, addressable_vars,
25044 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
25045 escaped and callused members.
25046 (struct ptr_info_def): Remove all members, add points-to solution
25048 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
25049 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
25050 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
25051 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
25052 (tree-ssa-alias.o): Likewise.
25053 (toplev.o): Add tree-ssa-alias.h
25054 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
25055 * gimple.c (gimple_set_bb): Fix off-by-one error.
25056 (is_gimple_reg): Do not handle memory tags.
25057 (gimple_copy): Also copy virtual operands.
25058 Delay updating the statement. Do not reset loaded and stored syms.
25059 (gimple_set_stored_syms): Remove.
25060 (gimple_set_loaded_syms): Likewise.
25061 (gimple_call_copy_skip_args): Copy the virtual operands
25062 and mark the new statement modified.
25063 * tree-ssa-structalias.c (may_alias_p): Remove.
25064 (set_uids_in_ptset): Take the alias set to prune with as
25065 parameter. Fold in the alias test of may_alias_p.
25066 (compute_points_to_sets): Compute whether a ptr is dereferenced
25067 in a local sbitmap.
25068 (process_constraint): Deal with &ANYTHING on the lhs, reject all
25069 other ADDRESSOF constraints on the lhs.
25070 (get_constraint_for_component_ref): Assert that we don't get
25071 ADDRESSOF constraints from the base of the reference.
25072 Properly generate UNKNOWN_OFFSET for DEREF if needed.
25073 (struct variable_info): Remove collapsed_to member.
25074 (get_varinfo_fc): Remove.
25075 (new_var_info): Do not set collapsed_to.
25076 (dump_constraint): Do not follow cycles.
25077 (dump_constraint_graph): Likewise.
25078 (build_pred_graph): Likewise.
25079 (build_succ_graph): Likewise.
25080 (rewrite_constraints): Likewise.
25081 (do_simple_structure_copy): Remove.
25082 (do_rhs_deref_structure_copy): Remove.
25083 (do_lhs_deref_structure_copy): Remove.
25084 (collapse_rest_of_var): Remove.
25085 (do_structure_copy): Re-implement.
25086 (pta_stats): New global variable.
25087 (dump_pta_stats): New function.
25088 (struct constraint_expr): Make offset signed.
25089 (UNKNOWN_OFFSET): Define special value.
25090 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
25091 (solution_set_expand): New helper function split out from ...
25092 (do_sd_constraint): ... here.
25093 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
25094 (do_ds_constraint): Likewise.
25095 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
25096 and CALLUSED = *CALLUSED.
25097 (set_union_with_increment): Make inc argument signed.
25098 (type_safe): Remove.
25099 (get_constraint_for_ptr_offset): Handle unknown and negative
25101 (first_vi_for_offset): Handle offsets before start. Bail
25102 out early for offsets beyond the variable extent.
25103 (first_or_preceding_vi_for_offset): New function.
25104 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
25105 Together with ESCAPED = *ESCAPED this properly computes reachability.
25106 (find_what_var_points_to): New function.
25107 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
25108 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
25109 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
25110 pt_solutions_intersect): New functions.
25111 (compute_call_used_vars): Remove.
25112 (compute_may_aliases): New main entry into PTA computation.
25113 * gimple.h (gimple_p): New typedef.
25114 (struct gimple_statement_base): Remove references_memory_p.
25115 (struct gimple_statement_with_memory_ops_base): Remove
25116 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
25118 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
25119 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
25120 gimple_set_references_memory): Remove.
25121 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
25122 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
25124 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
25125 (verify_expr): Allow RESULT_DECL.
25126 (gimple_duplicate_bb): Do not copy virtual operands.
25127 (gimple_duplicate_sese_region): Adjust.
25128 (gimple_duplicate_sese_tail): Likewise.
25129 (mark_virtual_ops_in_region): Remove.
25130 (move_sese_region_to_fn): Do not call it.
25131 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
25132 and pass_simple_dse.
25133 (execute_function_todo): Handle TODO_update_address_taken,
25134 call execute_update_addresses_taken for TODO_rebuild_alias.
25135 (execute_todo): Adjust.
25136 (execute_one_pass): Init dump files early.
25137 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
25139 (create_general_new_stmt): Clear vops.
25140 * tree-ssa-reassoc.c (get_rank): Adjust.
25141 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
25142 symbols for renaming.
25143 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
25144 (PARAM_AVG_ALIASED_VOPS): Likewise.
25145 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
25146 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
25147 * tree-ssa-operands.c: Simplify for new virtual operand representation.
25148 (operand_build_cmp, copy_virtual_operands,
25149 create_ssa_artificial_load_stmt, add_to_addressable_set,
25150 gimple_add_to_addresses_taken): Remove public functions.
25151 (unlink_stmt_vdef): New function.
25153 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25155 * config.gcc (powerpc-*-linux*): Merge variants.
25157 2009-04-02 Chao-ying Fu <fu@mips.com>
25158 James Grosbach <james.grosbach@microchip.com>
25160 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
25161 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
25163 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
25164 keep_interrupts_masked_p, use_debug_exception_return_p.
25165 (mips_attribute_table): Add interrupt, use_shadow_register_set,
25166 keep_interrupts_masked, use_debug_exception_return.
25167 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
25168 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
25170 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
25171 (mips_print_operand): Process COP0 registers to print $0 .. $31
25172 correctly for GAS to process.
25173 (mips_interrupt_extra_call_saved_reg_p): New function.
25174 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
25176 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
25177 (mips_compute_frame_info): Add supports for interrupt context that
25178 includes doubleword accumulators and COP0 registers.
25179 (mips_for_each_saved_acc): New function.
25180 (mips_for_each_saved_gpr_and_fpr): Change the function name from
25181 mips_for_each_saved_reg.
25182 (mips_save_reg): Save accumulators.
25183 (mips_kernel_reg_p): A new for_each_rtx callback.
25184 (mips_expand_prologue): Support interrupt handlers.
25185 (mips_restore_reg): Restore accumulators.
25186 (mips_expand_epilogue): Support interrupt handlers.
25187 (mips_can_use_return_insn): Return false for interrupt handlers.
25188 (mips_epilogue_uses): New function.
25189 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
25190 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
25191 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
25192 cop0_move): New instructions.
25193 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
25194 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
25196 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
25198 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
25199 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
25200 interrupt handlers, we use K0 as the temporary register.
25201 (EPILOGUE_USES): Change to a function call.
25202 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
25203 handlers, we use K0 as the temporary register.
25205 * doc/extend.texi (Function Attributes): Document interrupt,
25206 use_shadow_register_set, keep_interrupts_masked,
25207 use_debug_exception_return for MIPS attributes.
25209 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25211 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
25212 Remove a number of t-files from tmake_file.
25213 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
25214 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
25215 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
25216 target_prototype, not TARGET_PROTOTYPE.
25217 (LINK_OS_GNU_SPEC): Define.
25218 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
25219 and darwin-ldoubdle.c.
25221 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25224 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
25225 (cpp_options): Ditto.
25226 (default_compilers): Ditto.
25227 (display_help): Ditto.
25228 (process_command): Ditto.
25229 (do_spec_1): Ditto.
25230 (set_input): Use lbasename instead of duplicate code.
25231 (save_temps_prefix): New static for -save-temps=obj.
25232 (save_temps_length): Ditto.
25234 * doc/invoke.texi (-save-temps=obj): Document new variant to
25235 -save-temps switch.
25237 2009-04-02 Jeff Law <law@redhat.com>
25239 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
25242 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25244 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
25245 * configure: Regenerated.
25247 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25249 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
25250 share the argument list.
25252 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25256 2009-02-12 Diego Novillo <dnovillo@google.com>
25258 * varpool.c (debug_varpool): New.
25259 * cgraph.h (debug_varpool): Declare.
25261 2009-04-02 Jan Hubicka <jh@suse.cz>
25263 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
25266 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25268 * config/i386/i386.c (ix86_abi): Move initialization to ...
25269 (override_options): Here.
25271 2009-04-02 Christian Bruel <christian.bruel@st.com>
25273 * config/sh/sh.c (sh_dwarf_register_span): New function.
25274 (TARGET_DWARF_REGISTER_SPAN): Define.
25275 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
25277 2009-04-02 Ira Rosen <irar@il.ibm.com>
25279 PR tree-optimization/39595
25280 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
25281 interleaved loads group is not greater than the SLP group size.
25283 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25285 * builtins.c (is_builtin_name): New.
25286 (called_as_built_in): Use is_builtin_name.
25287 * tree.h (is_builtin_name): New.
25288 * varasm.c (incorporeal_function_p): Use is_builtin_name
25290 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
25292 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
25294 2009-04-02 Dodji Seketeli <dodji@redhat.com>
25297 * c-decl.c (clone_underlying_type): Move this ...
25298 * c-common.c (set_underlying_type): ... here.
25299 Also, make sure the function properly sets TYPE_STUB_DECL() on
25300 the newly created typedef variant type.
25301 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
25302 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
25305 2009-04-02 Richard Guenther <rguenther@suse.de>
25307 PR tree-optimization/37221
25308 * tree-flow.h (degenerate_phi_result): Declare.
25309 * tree-ssa-dom.c (degenerate_phi_result): Export.
25310 * tree-scalar-evolution.c (analyze_initial_condition): If
25311 the initial condition is defined by a degenerate PHI node
25312 use the degenerate value.
25314 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
25316 PR rtl-optimization/39588
25317 * combine.c (merge_outer_ops): Do not set the constant when this
25319 (simplify_shift_const_1): Do not modify it either in this case.
25321 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
25323 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
25324 tuning is deprecated if -mtune value is set to an Itanium1 variant.
25326 2009-04-01 Janis Johnson <janis187@us.ibm.com>
25329 * c-lex.c (interpret_float): Default (no suffix) is double.
25331 2009-04-1 Xinliang David Li <davidxl@google.com>
25333 * config/i386/i386.c (legitimate_constant_p): Recognize
25334 all one vector constant.
25336 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25338 * config/vax/vax.c: Add #includes to silence warnings.
25339 Change #include order to silence two warnings.
25341 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25343 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
25344 (ASM_SPEC): Pass -k to the assembler for PIC code.
25346 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25348 * config.gcc: Add vax-*-linux* to the switch.
25349 * config/vax/linux.h: New file. (TARGET_VERSION,
25350 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
25352 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25354 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
25355 Use predicate macros instead of GET_CODE() == foo.
25356 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
25357 ashlsi3, rotrsi3, <unnamed>): Likewise.
25359 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25361 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
25362 jbbccihi, jbbccisi): Remova trailing whitespace.
25363 * config/vax/constraints.md: Likewise.
25364 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25365 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
25366 * config/vax/predicates.md: Likewise.
25367 * config/vax/vax.c (print_operand_address, vax_output_int_move,
25368 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
25369 * config/vax/vax.h: Likewise.
25370 * config/vax/vax.md (nonlocal_goto): Likewise.
25372 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25374 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
25375 (indirectable_address_p, adjacent_operands_p): Add spaces around
25377 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
25379 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25381 * config/vax/vax.c (legitimate_constant_address_p,
25382 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
25383 index_term_p, reg_plus_index_p, legitimate_address_p,
25384 vax_mode_dependent_address_p): Update comments to match functions
25385 modified by the recent int->bool conversion.
25387 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25389 * config/vax/builtins.md: Update copyright message.
25390 * config/vax/constraints.md: Likewise.
25391 * config/vax/netbsd-elf.h: Likewise.
25392 * config/vax/predicates.md: Likewise.
25393 * config/vax/vax-protos.h: Likewise.
25394 * config/vax/vax.c: Likewise.
25395 * config/vax/vax.h: Likewise.
25396 * config/vax/vax.md: Likewise.
25397 * config/vax/vax.opt: Likewise.
25399 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25401 * config/vax/builtins.md (ffssi2, ffssi2_internal,
25402 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
25403 * config/vax/constraints.md (B, R): Likewise.
25404 * config/vax/predicates.md (external_memory_operand,
25405 nonimmediate_addsub_di_operand): Likewise.
25406 * config/vax/vax.c (vax_output_int_add): Likewise.
25407 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
25408 untyped_call): Likewise.
25410 2009-04-01 Matt Thomas <matt@3am-software.com>
25412 * config/vax/predicates.md: New file.
25413 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
25414 external_const_operand, nonsymbolic_operand, external_memory_operand,
25415 indirect_memory_operand, indexed_memory_operand,
25416 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
25417 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
25419 * config/vax/constraints.md: New file.
25420 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
25422 * config/vax/builtins.md: New file.
25423 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
25424 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
25426 * config/vax/vax.opt (mqmath): Add option.
25427 * config/vax/vax.md (isfx): Extend with DI.
25428 (VAXintQH, VAXintQHSD): Define.
25429 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
25430 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
25431 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
25432 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
25433 (movdi): Update constraints and use vax_output_int_move().
25434 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
25435 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
25436 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
25437 nonlocal_goto): New.
25438 (mov<mode>): Extend accepted operand types.
25439 (subdi3_old): Rename from subdi3, change update constraints and use
25440 a new implementation.
25441 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
25442 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
25443 MOVE_RATIO, CLEAR_RATIO): Define.
25444 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
25445 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
25446 (PRINT_OPERAND): Redefine using a function instead of inlined code.
25447 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
25448 (split_quadword_operands): Make static and really allow variable
25450 (print_operand_address): Update for PIC generation.
25451 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
25452 indexable_address_p, fixup_mathdi_operand,
25453 vax_expand_addsub_di_operands, adjacent_operands_p): New.
25454 (vax_float_literal, legitimate_constant_p,
25455 indirectable_constant_address_p, index_term_p,
25456 reg_plus_index_p): Return bool instead of int.
25457 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
25459 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
25461 (vax_output_conditional_branch): Indent.
25462 (legitimate_constant_address_p, indirectable_constant_address_p,
25463 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
25464 vax_mode_dependent_address_p): Return bool instead of int, update for
25466 * config/vax/vax-protos.h (legitimate_constant_address_p,
25467 legitimate_constant_p, legitimate_address_p,
25468 vax_mode_dependent_address_p): Change declaration to bool.
25469 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
25470 vax_expand_addsub_di_operands, vax_output_int_subtract,
25471 vax_output_movmemsi): Declare.
25472 (split_quadword_operands, vax_float_literal): Delete declaration.
25473 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
25474 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
25475 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
25476 ASM_OUTPUT_DWARF_PCREL): Define.
25477 (ASM_SPEC): Change definition to allow PIC generation.
25479 2009-04-01 Steve Ellcey <sje@cup.hp.com>
25481 * doc/sourcebuild.texi: Update front-end requirements.
25483 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25486 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
25487 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
25488 (booldi3_internal3): Use boolean_or_operator instead of
25491 2009-04-01 Joseph Myers <joseph@codesourcery.com>
25494 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
25495 declarator whose size is not an integer constant expression but
25496 folds to an integer constant, then treat it as a constant
25499 2009-04-01 Richard Guenther <rguenther@suse.de>
25501 * fold-const.c (fold_plusminus_mult_expr): Do not fold
25502 i * 4 + 2 to (i * 2 + 1) * 2.
25504 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25507 * c-parser.c (c_parser_asm_statement): Skip until close paren and
25508 return if c_parser_asm_string_literal returned NULL.
25510 2009-04-01 Nick Clifton <nickc@redhat.com>
25512 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
25514 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
25515 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
25516 other typedefs to avoid conflicts with libgcc2.c. Define labels
25517 to gain 16-bit bit-manipulation functions from libgcc2.c and then
25519 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
25520 to gain 16-bit trapping arithmetic functions from libgcc2.c and
25523 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
25525 * varasm.c (default_function_rodata_section): Declare DOT as
25528 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
25529 Andrey Galkin <agalkin@hypercom.com>
25532 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
25533 Make object_name unique for each process.
25535 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25538 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
25539 addressable variables in the parallel that could go out of scope while
25540 running queued tasks.
25542 2009-04-01 Anatoly Sokolov <aesok@post.ru>
25544 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
25545 (CASE_VALUES_THRESHOLD): Redefine.
25546 * config/avr/avr.c (avr_override_options): Remove initialization of
25547 avr_case_values_threshold variable.
25548 (avr_case_values_threshold): Remove variable. Add new function.
25549 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
25550 * config/avr/avr.opt (mno-tablejump): Remove option.
25551 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
25553 2009-04-01 DJ Delorie <dj@redhat.com>
25555 * varasm.c (default_function_rodata_section): Don't assume
25556 anything about where the first '.' in the section name is.
25558 2009-04-01 Alan Modra <amodra@bigpond.net.au>
25560 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
25561 rs6000_emit_stack_tie.
25563 2009-03-31 Ian Lance Taylor <iant@google.com>
25565 * tree-eh.c (tree_remove_unreachable_handlers): Compare
25566 gimple_code with GIMPLE_RESX, not RESX.
25568 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25570 * c-common.c (c_get_ident): New.
25571 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
25573 2009-04-01 Ben Elliston <bje@au.ibm.com>
25575 * config/rs6000/sysv4.opt (msdata): Improve option description.
25577 2009-03-31 Steve Ellcey <sje@cup.hp.com>
25579 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
25580 (divdf3_internal_lat): Remove.
25581 (divxf3_internal_lat): Remove.
25582 (divxf3_internal_thr): Remove.
25583 (divxf): Use divxf3_internal.
25584 * config/ia64/div.md (divsf3_internal_lat): New.
25585 (divdf3_internal_lat): New.
25586 (divxf3_internal): New.
25588 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25591 * Makefile.in (USE_GCC_STDINT): Define.
25592 (stmp-int-hdrs): Install stdint.h if applicable.
25593 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
25595 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
25596 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
25597 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25598 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25599 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25600 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25601 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25602 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25603 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25604 (c_common_nodes_and_builtins): Initialize
25605 underlying_wchar_type_node. Do not initialize
25606 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
25607 nodes for new types.
25608 (c_stddef_cpp_builtins): Define macros for new types.
25609 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
25611 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
25612 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
25613 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
25614 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
25615 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
25616 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
25617 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
25618 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
25619 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
25620 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
25621 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
25622 int16_type_node, int32_type_node, int64_type_node,
25623 uint8_type_node, uint16_type_node, c_uint32_type_node,
25624 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
25625 int_least32_type_node, int_least64_type_node,
25626 uint_least8_type_node, uint_least16_type_node,
25627 uint_least32_type_node, uint_least64_type_node,
25628 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
25629 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
25630 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
25631 uintptr_type_node): Define.
25632 * c-cppbuiltin.c (builtin_define_constants,
25633 builtin_define_type_minmax): New.
25634 (builtin_define_stdint_macros): Define more macros.
25635 (c_cpp_builtins): Define more limit macros.
25636 (type_suffix): New.
25637 (builtin_define_type_max): Define in terms of
25638 builtin_define_type_minmax. Remove is_long parameter. All
25640 * config.gcc (use_gcc_stdint): Define.
25641 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
25642 Add newlib-stdint.h for generic targets.
25643 * config/glibc-stdint.h, config/newlib-stdint.h,
25644 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
25645 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
25646 * config/score/score.h (UINTPTR_TYPE): Define.
25647 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
25648 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
25649 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25650 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25651 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25652 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25653 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25654 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25655 * config/spu/spu.h (STDINT_LONG32): Define.
25656 * configure.ac (use_gcc_stdint): Substitute.
25657 * configure: Regenerate.
25658 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
25659 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
25660 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
25661 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
25662 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
25663 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
25664 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
25665 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
25666 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
25667 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
25668 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
25669 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
25670 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
25671 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
25672 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
25673 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
25674 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
25675 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
25676 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
25677 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
25678 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
25679 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
25680 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25681 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25682 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25683 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25684 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25685 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25686 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
25688 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
25690 * loop-iv.c (suitable_set_for_replacement): Renamed from
25691 simplify_using_assignment; changed to return bool and to accept new
25692 args DEST and SRC. Return true iff we find a source/destination pair
25693 that can be used to make a replacement, and fill SRC and DEST if so.
25694 Remove arg ALTERED. Don't deal with altered regs here. All callers
25696 (simplify_using_initial_values): Deal with altered regs here and track
25697 more precisely the effect they have on the validity of our expression.
25699 * loop-iv.c (simplify_using_condition): A condition of the form
25700 (EQ REG CONST) can be used to simply make a substitution.
25701 (simplify_using_initial_values): Keep track of conditions we have seen
25702 and keep using them to simplify new expressions, while applying the
25703 same substitutions to them as to the expression.
25705 * simplify-rtx.c (simplify_relational_operation_1): Simplify
25706 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
25709 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
25710 changed. Use this when trying to improve the upper bound.
25711 Generate the comparison by using simplify_gen_relational.
25713 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
25715 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
25717 (simplify_using_assignment, simplify_using_initial_values): Call
25718 replace_in_expr to make replacements. Call replace_single_def_regs
25719 once on the initial version of the expression.
25721 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25724 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
25726 2009-03-31 Richard Guenther <rguenther@suse.de>
25728 PR middle-end/31029
25729 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
25730 equality comparisons. Fold C - X CMP X if C % 2 == 1.
25732 2009-03-31 Richard Guenther <rguenther@suse.de>
25734 * tree.h (div_if_zero_remainder): Declare.
25735 * fold-const.c (div_if_zero_remainder): Export.
25736 * tree-ssa-forwprop.c
25737 (forward_propagate_addr_into_variable_array_index): Handle
25738 constant array index addition outside of the variable index.
25740 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25743 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
25744 define_splits, floatunssi<mode>2): Require x87 conversions from
25745 DImode to be permitted.
25747 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25749 PR preprocessor/15638
25750 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
25752 2009-03-31 Richard Guenther <rguenther@suse.de>
25754 PR middle-end/23401
25755 PR middle-end/27810
25756 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
25757 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
25758 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
25759 a separate statement.
25760 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
25761 (lookup_tmp_var): Likewise.
25762 (is_gimple_formal_tmp_or_call_rhs): Remove.
25763 (is_gimple_reg_or_call_rhs): Rename to ...
25764 (is_gimple_reg_rhs_or_call): ... this.
25765 (is_gimple_mem_or_call_rhs): Rename to ...
25766 (is_gimple_mem_rhs_or_call): ... this.
25767 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
25768 DECL_GIMPLE_REG_P only if is_formal is true.
25769 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
25770 for non-proper post-modify expression gimplification.
25771 (gimplify_self_mod_expr): For post-modify expressions gimplify
25772 the lvalue to a minimal lvalue.
25773 (rhs_predicate_for): Remove formal temp case.
25774 (gimplify_modify_expr_rhs): Likewise.
25775 (gimplify_addr_expr): Use is_gimple_reg.
25776 (gimplify_expr): Remove formal temp cases.
25777 (gimple_regimplify_operands): Likewise.
25778 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
25779 and FILTER_EXPR like constants.
25780 * gimple.c (walk_gimple_op): Fix val_only initialization, use
25782 (is_gimple_formal_tmp_rhs): Remove.
25783 (is_gimple_reg_rhs): Remove special casing.
25784 (is_gimple_mem_rhs): Fix.
25785 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
25786 (is_gimple_formal_tmp_var): Remove.
25787 (is_gimple_formal_tmp_reg): Likewise.
25788 (is_gimple_min_lval): Allow invariant component ref parts.
25789 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
25790 is_gimple_formal_tmp_reg): Remove declarations.
25791 * tree-cfg.c (verify_expr): Verify that variables with address
25792 taken do not have DECL_GIMPLE_REG_P set.
25793 * tree-mudflap.c (mf_build_check_statement_for): Use
25794 force_gimple_operand instead of gimplify_expr.
25796 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
25798 * modulo-sched.c (sms_schedule_by_order): Pass the actual
25799 schedulable rows to compute_split_row.
25801 2009-03-31 Ben Elliston <bje@au.ibm.com>
25804 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
25807 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25809 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
25810 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
25811 * configure: Regenerate.
25812 * config.in: Regenerate.
25813 * config/rs6000/rs6000.opt (mtls-markers): Add.
25814 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
25815 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
25816 (tls_ld_aix, tls_ld_sysv): Likewise.
25817 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
25818 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
25820 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25822 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
25824 2009-03-30 Jan Hubicka <jh@suse.cz>
25826 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
25828 (tree_remove_unreachable_handlers): Cleanup EH predecestor
25829 detection and label handling.
25831 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25833 * ira-int.h (ira_allocno): Rename left_conflicts_num to
25834 left_conflicts_size.
25835 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
25836 ALLOCNO_LEFT_CONFLICTS_SIZE.
25838 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
25839 remove_allocno_from_bucket_and_push,
25840 allocno_spill_priority_compare, push_allocnos_to_stack,
25841 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25842 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
25843 (setup_allocno_left_conflicts_num): Ditto. Rename to
25844 setup_allocno_left_conflicts_size.
25845 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25846 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
25847 setup_allocno_left_conflicts_size instead of
25848 setup_allocno_left_conflicts_num.
25850 * ira-build.c (ira_create_allocno): Use
25851 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
25852 ALLOCNO_LEFT_CONFLICTS_NUM.
25854 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25856 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25857 instead of DF_LR_OUT.
25859 * ira-lives.c (process_bb_node_lives): Ditto.
25861 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25862 instead of DF_LR_{OUT,IN}.
25864 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25866 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25868 2009-03-30 Jan Hubicka <jh@suse.cz>
25870 * except.c (label_to_region_map): Fix thinko.
25872 2009-03-30 Steve Ellcey <sje@cup.hp.com>
25874 PR middle-end/38237
25875 * tree.h (tree_find_value): New declaration.
25876 * tree.c (tree_find_value): New function.
25877 * varasm.c (assemble_external): Avoid duplicate entries on lists.
25879 2009-03-30 Jakub Jelinek <jakub@redhat.com>
25882 * c-decl.c (struct c_binding): Add locus field.
25883 (bind): Add locus argument, set locus field from it.
25884 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
25885 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
25886 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
25887 implicitly_declare, undeclared_variable, lookup_label,
25888 declare_label, c_make_fname_decl, c_builtin_function,
25889 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
25892 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
25895 * config/i386/i386.c (classify_argument): Check total size of
25898 2009-03-30 Martin Jambor <mjambor@suse.cz>
25900 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
25901 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
25902 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
25905 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
25906 seen_variable_array_ref while also traversing a union.
25908 * tree-inline.c (optimize_inline_calls): Do not call
25909 cgraph_node_remove_callees.
25910 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
25911 (pass_remove_cgraph_callee_edges): New variable.
25912 * passes.c (init_optimization_passes): Add
25913 pass_remove_cgraph_callee_edges after early inlining and before all
25914 late intraprocedural passes.
25916 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
25918 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25920 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
25921 Fix typos in names.
25923 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25925 * combine.c (simplify_comparison): Use have_insn_for.
25926 * dojump.c (do_jump): Likewise.
25928 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25930 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
25931 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
25932 sparc_compare_op0 like sparc_compare_emitted used to be handled.
25933 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
25934 instead of sparc_compare_emitted.
25935 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
25936 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
25937 instead of sparc_compare_emitted.
25939 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25941 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
25942 enter/exit cfglayout mode.
25943 (pass_partition_block): Require it.
25944 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
25945 (combine_instructions): Track basic blocks instead of labels.
25946 (update_cfg_for_uncondjump): New.
25947 (try_combine): Use it. Update jumps after rescanning.
25948 (pass_combine): Require PROP_cfglayout.
25949 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
25951 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25953 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
25954 Provide/destroy PROP_cfglayout respectively.
25955 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
25956 * tree-pass.h (PROP_cfglayout): New.
25958 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25960 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
25961 fold_convert_const_fixed_from_fixed,
25962 fold_convert_const_fixed_from_int,
25963 fold_convert_const_fixed_from_real, fold_negate_const): Do not
25964 set TREE_CONSTANT_OVERFLOW.
25965 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
25966 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
25968 2009-03-30 Ira Rosen <irar@il.ibm.com>
25970 * tree-vect-loop-manip.c: New file.
25971 * tree-vectorizer.c: Update documentation and included files.
25972 (vect_loop_location): Make extern.
25973 (rename_use_op): Move to tree-vect-loop-manip.c
25974 (rename_variables_in_bb, rename_variables_in_loop,
25975 slpeel_update_phis_for_duplicate_loop,
25976 slpeel_update_phi_nodes_for_guard1,
25977 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25978 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25979 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25980 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25981 find_loop_location): Likewise.
25982 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25983 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25984 get_vectype_for_scalar_type, vect_is_simple_use,
25985 supportable_widening_operation, supportable_narrowing_operation):
25987 (bb_in_loop_p): Move to tree-vect-loop.c.
25988 (new_loop_vec_info, destroy_loop_vec_info,
25989 reduction_code_for_scalar_code, report_vect_op,
25990 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25991 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25992 (vect_supportable_dr_alignment): Likewise.
25993 * tree-vectorizer.h (tree-data-ref.h): Include.
25994 (vect_loop_location): Declare.
25995 Reorganize function declarations according to the new file structure.
25996 * tree-vect-loop.c: New file.
25997 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25998 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25999 * tree-vect-data-refs.c: New file.
26000 * tree-vect-patterns.c (timevar.h): Don't include.
26001 * tree-vect-stmts.c: New file.
26002 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26003 tree-vect-slp.c, tree-vect-loop.c.
26004 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
26005 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
26006 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
26007 (tree-vect-analyze.o): Remove.
26008 (tree-vect-transform.o): Likewise.
26009 (tree-vect-data-refs.o): Add rule.
26010 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
26011 tree-vect-slp.o): Likewise.
26012 (tree-vect-patterns.o): Remove redundant dependencies.
26013 (tree-vectorizer.o): Likewise.
26014 * tree-vect-slp.c: New file.
26016 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26018 * optc-gen.awk: Warn if an option flag has multiple different
26021 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
26023 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
26024 -floop-block): Document dependences on PPL, CLooG and Graphite.
26026 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26028 PR rtl-optimization/323
26029 * c-common.c (c_fully_fold, convert_and_check,
26030 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
26031 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
26032 * c-common.def (EXCESS_PRECISION_EXPR): New.
26033 * c-cppbuiltin.c (builtin_define_float_constants): Define
26034 constants with enough digits for long double.
26035 * c-lex.c (interpret_float): Interpret constant with excess
26036 precision where appropriate.
26037 * c-opts.c (c_common_post_options): Set
26038 flag_excess_precision_cmdline. Give an error for
26039 -fexcess-precision=standard for C++ for processors where the
26040 option is significant.
26041 * c-parser.c (c_parser_conditional_expression): Handle excess
26042 precision in condition.
26043 * c-typeck.c (convert_arguments): Handle arguments with excess
26045 (build_unary_op): Move excess precision outside operation.
26046 (build_conditional_expr): Likewise.
26047 (build_compound_expr): Likewise.
26048 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
26049 (build_modify_expr): Handle excess precision in RHS.
26050 (convert_for_assignment): Handle excess precision in converted
26052 (digest_init, output_init_element, process_init_element): Handle
26053 excess precision in initializer.
26054 (c_finish_return): Handle excess precision in return value.
26055 (build_binary_op): Handle excess precision in operands and add
26056 excess precision as needed for operation.
26057 * common.opt (-fexcess-precision=): New option.
26058 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
26059 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
26060 For standard excess precision, output explicit conversion to and
26061 truncation from XFmode.
26062 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
26063 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
26064 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
26065 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
26066 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
26067 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
26068 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
26069 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
26070 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
26071 define_splits, sqrt<mode>2): Disable where appropriate for
26072 standard excess precision.
26073 * convert.c (convert_to_real): Do not shorten arithmetic to type
26074 for which excess precision would be used.
26075 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
26076 * doc/invoke.texi (-fexcess-precision=): Document option.
26077 (-mfpmath=): Correct index entry.
26078 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
26079 flag_excess_precision): New.
26080 * langhooks.c (lhd_post_options): Set
26081 flag_excess_precision_cmdline.
26082 * opts.c (common_handle_option): Handle -fexcess-precision=.
26083 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
26084 init_excess_precision): New.
26085 (lang_dependent_init_target): Call init_excess_precision.
26086 * tree.c (excess_precision_type): New.
26087 * tree.h (excess_precision_type): Declare.
26089 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26092 * c-typeck.c (build_component_ref): Do not copy qualifiers from
26093 non-lvalue to component.
26095 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26097 PR preprocessor/34695
26098 * Makefile.in (c-opts.o): Depend on c-tree.h.
26099 * c-common.c: Move down include of diagnostic.h.
26100 (done_lexing, c_cpp_error): New.
26101 * c-common.h (done_lexing): Declare.
26102 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
26104 * c-opts.c: Include c-tree.h.
26105 (c_common_init_options): Set preprocessor error callback.
26106 (c_common_handle_option): Do not set preprocessor
26107 inhibit_warnings, warnings_are_errors, warn_system_headers,
26108 pedantic_errors or inhibit_warnings flags.
26109 (c_common_post_options): Do not check cpp_errors (parse_in).
26110 (c_common_finish): Do not output dependencies if there were
26111 errors. Do not check return value of cpp_finish.
26112 * c-ppoutput.c (pp_file_change): Set input_location.
26113 * c-tree.h (c_cpp_error): Declare.
26114 * diagnostic.c (diagnostic_set_info_translated): Also initialize
26116 (diagnostic_build_prefix): Check override_column.
26117 * diagnostic.h (diagnostic_info): Add override_column field.
26118 (diagnostic_override_column): Define.
26120 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
26122 * c-common.c (c_expand_expr, c_staticp): Remove.
26123 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
26124 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
26125 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
26126 * c-gimplify.c (gimplify_compound_literal_expr,
26127 optimize_compound_literals_in_ctor): Remove.
26128 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
26129 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
26130 * c-semantics.c (emit_local_var): Remove.
26132 * langhooks-def.h (lhd_expand_expr): Remove.
26133 * langhooks.c (lhd_expand_expr): Remove.
26134 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
26136 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
26137 handling from c-semantics.c; don't call into langhook.
26138 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
26139 * gimplify.c (gimplify_compound_literal_expr,
26140 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
26141 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
26142 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
26143 as was done in c-gimplify.c.
26144 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
26145 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
26146 Move from c-common.h.
26147 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
26149 * tree.c (staticp): Do not call langhook.
26150 * langhooks.c (lhd_staticp): Delete.
26151 * langhooks-def.h (lhd_staticp): Delete prototype.
26152 (LANG_HOOKS_STATICP): Delete.
26153 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
26155 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
26156 instead of DECL_STMTs.
26158 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26166 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
26168 (fold_call_expr): Return a NOP_EXPR from folding rather than the
26169 contained expression.
26170 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
26171 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
26172 conditional expressions for C.
26173 (decl_constant_value_for_optimization): Move from
26174 decl_constant_value_for_broken_optimization in c-typeck.c. Check
26175 whether optimizing and that the expression is a VAR_DECL not of
26176 array type instead of doing such checks in the caller. Do not
26177 check pedantic. Call gcc_unreachable for C++.
26178 * c-common.def (C_MAYBE_CONST_EXPR): New.
26179 * c-common.h (c_fully_fold, c_save_expr,
26180 decl_constant_value_for_optimization): New prototypes.
26181 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26182 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26183 EXPR_INT_CONST_OPERANDS): Define.
26184 * c-convert.c (convert): Strip nops from expression.
26185 * c-decl.c (groktypename): Take extra parameters expr and
26186 expr_const_operands. Update call to grokdeclarator.
26187 (start_decl): Update call to grokdeclarator. Add statement for
26188 expressions used in type of decl.
26189 (grokparm): Update call to grokdeclarator.
26190 (push_parm_decl): Update call to grokdeclarator.
26191 (build_compound_literal): Add parameter non_const and build a
26192 C_MAYBE_COSNT_EXPR if applicable.
26193 (grokdeclarator): Take extra parameters expr and
26194 expr_const_operands. Track expressions used in declaration
26195 specifiers and declarators. Fold array sizes and track whether
26196 they are constant expressions and whether they are integer
26197 constant expressions.
26198 (parser_xref_tag): Set expr and expr_const_operands fields in
26200 (grokfield): Update call to grokdeclarator.
26201 (start_function): Update call to grokdeclarator.
26202 (build_null_declspecs): Set expr and expr_const_operands fields in
26204 (declspecs_add_type): Handle expressions in typeof specifiers.
26205 * c-parser.c (c_parser_declspecs): Set expr and
26206 expr_const_operands fields for declaration specifiers.
26207 (c_parser_enum_specifier): Likewise.
26208 (c_parser_struct_or_union_specifier): Likewise.
26209 (c_parser_typeof_specifier): Likewise. Update call to
26210 groktypename. Fold expression as needed. Return expressions with
26211 type instead of adding statements.
26212 (c_parser_attributes): Update calls to c_parser_expr_list.
26213 (c_parser_statement_after_labels): Fold expression before passing
26214 to objc_build_throw_stmt.
26215 (c_parser_condition): Fold expression.
26216 (c_parser_asm_operands): Fold expression.
26217 (c_parser_conditional_expression): Use c_save_expr. Update call
26218 to build_conditional_expr.
26219 (c_parser_alignof_expression): Update call to groktypename.
26220 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
26221 original_code. Fold expression argument of va_arg. Create
26222 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
26223 argument to va_arg. Update calls to groktypename. Fold array
26224 index for offsetof. Verify that first argument to
26225 __builtin_choose_expr has integer type.
26226 (c_parser_postfix_expression_after_paren_type): Update calls to
26227 groktypename and build_compound_literal. Handle expressions with
26228 side effects in type name.
26229 (c_parser_postfix_expression_after_primary): Update call to
26230 c_parser_expr_list. Set original_code for calls to
26231 __builtin_constant_p.
26232 (c_parser_expr_list): Take extra parameter fold_p. Fold
26233 expressions if requested.
26234 (c_parser_objc_type_name): Update call to groktypename.
26235 (c_parser_objc_synchronized_statement): Fold expression.
26236 (c_parser_objc_receiver): Fold expression.
26237 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
26238 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
26239 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
26240 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
26241 (struct c_typespec): Add elements expr and expr_const_operands.
26242 (struct c_declspecs): Add elements expr and expr_const_operands.
26243 (groktypename, build_conditional_expr, build_compound_literal):
26245 (in_late_binary_op): Declare.
26246 * c-typeck.c (note_integer_operands): New function.
26247 (in_late_binary_op): New variable.
26248 (decl_constant_value_for_broken_optimization): Move to c-common.c
26249 and rename to decl_constant_value_for_optimization.
26250 (default_function_array_conversion): Do not strip nops.
26251 (default_conversion): Do not call
26252 decl_constant_value_for_broken_optimization.
26253 (build_array_ref): Do not fold result.
26254 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
26255 result when operand is a VLA.
26256 (c_expr_sizeof_type): Update call to groktypename. Handle
26257 expressions included in type name. Use C_MAYBE_CONST_EXPR for
26258 result when operand names a VLA type.
26259 (build_function_call): Update call to build_compound_literal.
26260 Only fold result for calls to __builtin_* functions. Strip
26261 NOP_EXPR from INTEGER_CST returned from such functions. Fold
26262 the function designator.
26263 (convert_arguments): Fold arguments. Update call to
26264 convert_for_assignment.
26265 (build_unary_op): Handle increment and decrement of
26266 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
26267 decrement earlier. Fold operand of increment and decrement.
26268 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
26269 built for integer operand. Wrap returns that are INTEGER_CSTs
26270 without being integer constant expressions or that have integer
26271 constant operands without being INTEGER_CSTs.
26272 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
26273 (build_conditional_expr): Add operand ifexp_bcp. Track whether
26274 result is an integer constant expression or can be used in
26275 unevaluated parts of one and avoid folding and wrap as
26276 appropriate. Fold operands before possibly doing -Wsign-compare
26278 (build_compound_expr): Wrap result for C99 if operands can be used
26279 in integer constant expressions.
26280 (build_c_cast): Update call to digest_init. Do not ignore
26281 overflow from casting floating-point constants to integers. Wrap
26282 results that could be confused with integer constant expressions,
26283 null pointer constants or floating-point constants.
26284 (c_cast_expr): Update call to groktypename. Handle expressions
26285 included in type name.
26286 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
26287 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
26288 Update calls to convert_for_assignment.
26289 (convert_for_assignment): Take new parameter
26290 null_pointer_constant. Do not strip nops or call
26291 decl_constant_value_for_broken_optimization. Set
26292 in_late_binary_op for conversions to boolean.
26293 (store_init_value): Update call to digest_init.
26294 (digest_init): Take new parameter null_pointer_constant. Do not
26295 call decl_constant_value_for_broken_optimization. pedwarn for
26296 initializers not constant expressions. Update calls to
26297 convert_for_assignment.
26298 (constructor_nonconst): New.
26299 (struct constructor_stack): Add nonconst element.
26300 (really_start_incremental_init, push_init_level, pop_init_level):
26301 Handle constructor_nonconst and nonconst element.
26302 (set_init_index): Call constant_expression_warning for array
26304 (output_init_element): Fold value. Set constructor_nonconst as
26305 applicable. pedwarn for initializers not constant expressions.
26306 Update call to digest_init. Call constant_expression_warning
26307 where constant initializers are required.
26308 (process_init_element): Use c_save_expr.
26309 (c_finish_goto_ptr): Fold expression.
26310 (c_finish_return): Fold return value. Update call to
26311 convert_for_assignment.
26312 (c_start_case): Fold switch expression.
26313 (c_process_expr_stmt): Fold expression.
26314 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
26315 ensure statement expression is not evaluated in constant expression.
26316 (build_binary_op): Track whether results are integer constant
26317 expressions or may occur in such, disable folding and wrap results
26318 as applicable. Fold operands for -Wsign-compare warnings unless
26320 (c_objc_common_truthvalue_conversion): Handle results folded to
26321 integer constants that are not integer constant expressions.
26322 * doc/extend.texi: Document when typeof operands are evaluated,
26323 that condition of __builtin_choose_expr is an integer constant
26324 expression, and more about use of __builtin_constant_p in
26327 2009-03-29 Richard Guenther <rguenther@suse.de>
26329 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
26330 propagate addresses of array references.
26332 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
26334 * regmove.c (perhaps_ends_bb_p): Remove.
26335 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
26336 from INSN and check that the main loop stays within that basic block.
26337 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
26338 (regmove_forward_pass): Split out from regmove_optimize. Use
26339 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
26340 (regmove_backward_pass): Split out from regmove_optimize. Use
26341 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
26342 (regmove_optimize): Simplify.
26344 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26347 * config/i386/i386.c (classify_argument): Ignore flexible array
26348 member in struct and warn ABI change.
26350 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26352 * config/i386/i386-protos.h (ix86_agi_dependent): New.
26354 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
26355 (ix86_adjust_cost): Updated.
26357 2009-03-29 Jan Hubicka <jh@suse.cz>
26359 PR middle-end/28850
26360 * tree-pass.h (pass_cleanup_eh): New function.
26361 (remove_unreachable_regions): Break code handling RTL
26362 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
26363 that can not be reached by runtime.
26364 (can_be_reached_by_runtime): New function.
26365 (label_to_region_map): New function.
26366 (num_eh_regions): New function.
26367 (rtl_remove_unreachable_regions): New function.
26368 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
26369 (remove_eh_region): New function.
26370 * except.h: Include sbitmap and vecprim.
26371 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
26372 num_eh_regions): Declare.
26373 * passes.c (init_optimization_passes): Schedule cleanup_eh.
26374 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
26375 * tree-eh.c (tree_remove_unreachable_handlers): New function.
26376 (tree_empty_eh_handler_p): New function.
26377 (cleanup_empty_eh): New function.
26378 (cleanup_eh): New function.
26379 (pass_cleanup_eh): New function.
26381 2009-03-29 Jan Hubicka <jh@suse.cz>
26383 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
26384 for removed regions.
26386 2009-03-29 Jan Hubicka <jh@suse.cz>
26388 * except.c (dump_eh_tree): Dump all datastructures.
26390 2009-03-29 Jan Hubicka <jh@suse.cz>
26392 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
26393 (duplicate_eh_regions_1): Likewise.
26394 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
26395 vector; call EH verification.
26396 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26397 Be ready for region being removed.
26399 2009-03-29 Jan Hubicka <jh@suse.cz>
26401 * bitmap.c (bitmap_last_set_bit): New function.
26402 * bitmap.h (bitmap_last_set_bit): Declare.
26404 2009-03-29 David Ayers <ayers@fsfe.org>
26407 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
26408 by calling objc_compare_types and surpress warnings about
26409 incompatible C pointers that are compatible ObjC pointers.
26411 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
26413 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
26414 call initialize_inline_failed.
26415 (initialize_inline_failed): Move it from here ...
26416 * cgraph.c (initialize_inline_failed): ... to here.
26417 (cgraph_create_edge): Call initialize_inline_failed rather than
26418 setting inline_failed directly.
26420 2009-03-29 Ben Elliston <bje@au.ibm.com>
26423 * sysv4.opt (msdata): Improve comment.
26424 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
26425 * sysv4.h (SVR4_ASM_SPEC): Likewise.
26427 2009-03-29 Ben Elliston <bje@au.ibm.com>
26430 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
26431 load and store attributes.
26433 2009-03-29 Ben Elliston <bje@au.ibm.com>
26435 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
26436 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
26437 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
26438 * doc/extend.texi (X86 Built-in Functions): Add index entries for
26439 __builtin_infq and __builtin_huge_valq.
26441 2009-03-28 Anatoly Sokolov <aesok@post.ru>
26443 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
26445 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26446 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
26448 2009-03-28 Xinliang David Li <davidxl@google.com>
26450 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
26451 (do_dbg_cnt): New function.
26453 2009-03-28 Jan Hubicka <jh@suse.cz>
26455 Merge from pretty-ipa:
26457 2009-03-27 Jan Hubicka <jh@suse.cz>
26459 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26460 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
26461 * passes.c (function_called_by_processed_nodes_p): New.
26462 * ipa-pure-const.c (check_call): Fix handling of operands.
26463 (analyze_function): Dump debug output for skipped bodies.
26464 (local_pure_const): Use function_called_by_processed_nodes_p.
26465 * dwarf2out.c (reference_to_unused): Use output.
26466 * passes.c (do_per_function_toporder): Likewise.
26468 2008-11-12 Jan Hubicka <jh@suse.cz>
26470 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
26471 * ipa-pure-const.c (funct_state_d): Add can throw field; make
26472 state_set_in_source enum
26473 (check_decl): Ignore memory tags; do not set fake looping flags;
26475 (check_operand, check_tree, check_rhs_var, check_lhs_var,
26476 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
26477 (check_call, analyze_function): Rewrite.
26479 (add_new_function): Update call of analyze_function.
26480 (generate_summary): Add call of analyze_function.
26481 (propagate): Propagate can_throw; handle state_set_in_source correctly.
26482 (local_pure_const): New function.
26483 (pass_local_pure_const): New pass.
26484 * ipa-inline.c (inline_transform): Set after_inlining.
26485 * tree-eh.c (stmt_can_throw_external): New.
26486 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
26487 work with aliasing built.
26488 * tree-flow.h (stmt_can_throw_external): New.
26489 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
26490 and local pure/const pass in early and late optimization queue.
26492 2009-03-28 Martin Jambor <mjambor@suse.cz>
26494 * fold-const.c (get_pointer_modulus_and_residue): New parameter
26496 (fold_binary): Allow function decl aligment consideration is the
26497 second argument is integer constant one.
26498 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
26499 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
26500 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
26502 2009-03-28 Jan Hubicka <jh@suse.cz>
26504 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
26505 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
26506 * function.h (rtl_data): Add nothrow flag.
26507 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
26508 set DECL_NOTHROW for AVAILABLE functions.
26510 2009-03-28 Jakub Jelinek <jakub@redhat.com>
26512 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
26513 following vector keyword has expansion starting with pixel or bool
26514 keyword, expand vector to __vector and pixel or bool to __pixel or
26518 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
26519 warn_if_disallowed_function_p): Removed.
26520 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
26521 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
26522 warning_if_disallowed_function_p.
26523 * flags.h (warn_if_disallowed_function_p,
26524 warn_disallowed_functions): Removed.
26525 * common.opt (Wdisallowed-function-list=): Removed.
26526 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
26528 2009-03-28 Richard Guenther <rguenther@suse.de>
26530 PR tree-optimization/38723
26531 * tree-ssa-pre.c (compute_avail): Add all default definitions to
26534 2009-03-28 Jan Hubicka <jh@suse.cz>
26536 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
26537 test introduced by my previous patch.
26539 2009-03-28 Richard Guenther <rguenther@suse.de>
26541 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
26542 the PHIs value undefined.
26544 2009-03-28 Jan Hubicka <jh@suse.cz>
26546 * tree-pass.h (pass_fixup_cfg): New pass.
26547 * ipa-inline.c (inline_transform): Set
26548 always_inline_functions_inlined/after_inlining.
26549 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
26550 (pass_fixup_cfg): New pass.
26551 * passes.c (init_optimization_passes): Add fixup_cfg.
26553 2009-03-28 Richard Guenther <rguenther@suse.de>
26555 PR tree-optimization/38458
26556 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
26557 argument use the arguments copy-of value.
26559 2009-03-28 Richard Guenther <rguenther@suse.de>
26561 PR tree-optimization/38180
26562 * tree-ssa-ccp.c (get_default_value): Simplify.
26563 (likely_value): Likewise.
26564 (surely_varying_stmt_p): Properly handle VOP case.
26565 (ccp_initialize): Likewise.
26566 (ccp_fold): Handle propagating through *&.
26567 (fold_const_aggregate_ref): Also handle decls.
26569 2009-03-28 Jan Hubicka <jh@suse.cz>
26571 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26572 * cgraph.h (cgraph_node): Likewise.
26573 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
26574 (cgraph_reset_node): Use process flag.
26575 (cgraph_mark_functions_to_output): Likewise.
26576 (cgraph_expand_function): Likewise.
26577 (cgraph_expand_all_functions): Likewise.
26578 (cgraph_output_in_order): Likewise.
26579 * dwarf2out.c (reference_to_unused): Likewise.
26580 * passes.c do_per_function_toporder): Likewise.
26582 2009-03-28 Jan Hubicka <jh@suse.cz>
26584 Bring from lto-branch:
26586 2008-09-03 Doug Kwan <dougkwan@google.com>
26588 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
26589 enums instead of reason strings.
26590 * cgraph.c (cgraph_create_edge): Same.
26591 (cgraph_inline_failed_string): New function.
26592 * cgraph.h (cgraph_inline_failed_t): New enum type.
26593 (cgraph_inline_failed_string): New prototype.
26594 (struct cgraph_edge): Change type of INLINED_FAILED from constant
26595 char pointer to cgraph_inline_failed_t.
26596 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
26597 (cgraph_default_inline_p): Ditto.
26598 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
26599 to cgraph_inline_failed_t pointer.
26600 * cif-code.def: New file.
26601 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
26603 (cgraph_check_inline_limits): Change type of REASON to pointer to
26604 cgraph_inline_failed_t. Replace reason strings with enums.
26605 (cgraph_default_inline_p): Ditto.
26606 (cgraph_recursive_inlining_p): Ditto.
26607 (update_caller_keys): Change type of FAILED_REASON to
26608 cgraph_inline_failed_t.
26609 (cgraph_set_inline_failed): Change type of REASON to pointer to
26610 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
26611 convert enums to strings for text output.
26612 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
26613 to be of type cgraph_inline_failed_t. Replace reason strings with
26614 enums. Call cgraph_inline_failed_string to covert enums
26615 to strings for text output.
26616 (cgraph_decide_inlining): Replace reason strings with enums.
26617 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
26618 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
26620 * tree-inline.c (expand_call_inline): Change type of REASON
26621 to cgraph_inline_failed_t. Replace reason strings with enums.
26622 Call cgraph_inline_failed_string for text output.
26623 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
26626 2009-03-28 Jan Hubicka <jh@suse.cz>
26628 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
26629 cgraph_clone_node): Remove master clone handling.
26630 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26631 * cgraph.h (master_clone): Remove.
26632 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26633 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
26634 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
26636 2009-03-28 Jan Hubicka <jh@suse.cz>
26638 * cgraph.c (cgraph_function_body_availability): Functions declared
26639 inline are always safe to assume that it is not going to be replaced.
26641 2009-03-28 Richard Guenther <rguenther@suse.de>
26643 PR tree-optimization/38513
26644 * tree-ssa-pre.c (eliminate): Remove redundant stores.
26645 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
26646 EXC_PTR_EXPR and FILTER_EXPR.
26647 (get_ref_from_reference_ops): Likewise.
26649 2009-03-28 Richard Guenther <rguenther@suse.de>
26651 PR tree-optimization/38968
26652 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
26653 Use FLOOR_MOD_EXPR to compute misalignment.
26655 2009-03-28 Richard Guenther <rguenther@suse.de>
26657 PR tree-optimization/37795
26658 * tree.h (combine_comparisons): Declare.
26659 * fold-const.c (combine_comparisons): Export.
26660 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
26662 (ifcombine_iforif): Use combine_comparisons.
26664 2009-03-28 Jan Hubicka <jh@suse.cz>
26666 * tree-eh.c (inlinable_call_p): New function.
26667 (make_eh_edges): Use it.
26668 (verify_eh_edges): Use it.
26669 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
26670 * except.c (reachable_next_level): Add inlinable_function argument
26671 (sjlj_find_directly_reachable_regions): Update.
26672 (add_reachable_handler): Do not set saw_any_handlers.
26673 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
26674 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26675 Add new inlinable call parameter.
26676 (can_throw_internal, can_throw_external): Update.
26677 * except.h (can_throw_internal_1, can_throw_external_1,
26678 foreach_reachable_handler): Update declaration.
26680 2009-03-28 Joseph Myers <joseph@codesourcery.com>
26682 * config/arm/t-arm-coff, config/h8300/coff.h,
26683 config/i386/i386-aout.h, config/i386/i386-coff.h,
26684 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
26685 config/pdp11/2bsd.h, config/rs6000/aix41.h,
26686 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
26687 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
26688 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
26689 sys-types.h: Remove.
26690 * Makefile.in: Remove protoize and fixproto support and references
26692 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
26693 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
26695 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
26696 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
26697 unprotoize$(exeext).
26698 (rest.encap): Don't depend on $(STMP_FIXPROTO)
26699 (.PHONY): Don't depend on proto.
26700 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
26701 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
26702 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
26703 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
26704 build/gen-protos.o, build/scan.o, xsys-protos.h,
26705 build/fix-header$(build_exeext), build/fix-header.o,
26706 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
26707 stmp-install-fixproto): Remove.
26708 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
26709 SYSCALLS.c or fixproto files.
26710 (install-common): Don't install protoize.
26711 (install-headers-tar, install-headers-cpio, install-headers-cp):
26712 Don't depend on $(STMP_FIXPROTO).
26713 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
26714 install fixproto files or write out fixproto settings.
26715 (uninstall): Don't uninstall protoize.
26716 * config.gcc (use_fixproto): Remove.
26717 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
26718 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
26719 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
26720 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
26721 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
26722 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
26723 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
26724 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
26725 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
26726 * config/t-vxworks (STMP_FIXPROTO): Remove.
26727 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
26728 STMP_FIXPROTO): Remove.
26729 * config.in, configure: Regenerate.
26730 * crtstuff.c (gid_t, uid_t): Don't undefine.
26731 * doc/install.texi: Change m68k-coff to m68k-elf in example.
26732 (arm-*-coff, arm-*-aout: Remove target entries.
26733 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
26734 Remove mention of AIX 4.1.
26735 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
26736 * doc/invoke.texi (Running Protoize): Remove.
26737 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
26738 (Protoize Caveats): Remove.
26739 * tsystem.h: Update comments on headers assumed to exist.
26741 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
26743 * genautomata.c: Add a new year to the copyright. Add a new
26745 (struct insn_reserv_decl): Add comments for member bypass_list.
26746 (find_bypass): Remove.
26747 (insert_bypass): New.
26748 (process_decls): Use insert_bypass.
26749 (output_internal_insn_latency_func): Output all bypasses with the
26750 same input insn in one switch case.
26752 * rtl.def (define_bypass): Describe bypass choice.
26753 * doc/md.texi (define_bypass): Ditto.
26755 2009-03-27 Richard Guenther <rguenther@suse.de>
26757 * gimplify.c (mark_addressable): Export.
26758 * tree-flow.h (mark_addressable): Declare.
26759 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
26760 * tree-ssa.c (verify_phi_args): Verify that address taken
26761 variables have TREE_ADDRESSABLE set.
26763 2009-03-27 Richard Guenther <rguenther@suse.de>
26765 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
26766 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
26767 Do not mark decls TREE_ADDRESSABLE.
26768 (build_fold_addr_expr): Adjust.
26769 (fold_addr_expr): Remove.
26770 (fold_unary): Use build_fold_addr_expr.
26771 (fold_comparison): Likewise.
26772 (split_address_to_core_and_offset): Likewise.
26773 * coverage.c (tree_coverage_counter_addr): Mark the array decl
26775 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
26776 (gimplify_modify_expr_to_memcpy): Mark source and destination
26778 * omp-low.c (create_omp_child_function): Mark the object decl
26780 (lower_rec_input_clauses): Mark the var we take the address of
26782 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
26784 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26786 PR middle-end/39315
26787 * cfgexpand.c (expand_one_stack_var_at): Change alignment
26788 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
26790 2009-03-27 Richard Guenther <rguenther@suse.de>
26792 PR tree-optimization/39120
26793 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
26795 (handle_lhs_call): Process return constraints. Add escape
26796 constraints if necessary.
26797 (handle_const_call): Fill out return constraints. Make nested
26798 case more precise. Avoid consttmp if possible.
26799 (handle_pure_call): Fill out return constraints. Avoid
26800 callused if possible.
26801 (find_func_aliases): Simplify call handling.
26803 2009-03-27 Richard Guenther <rguenther@suse.de>
26805 PR tree-optimization/39120
26806 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
26807 as a representative.
26808 (solve_graph): Do propagate CALLUSED.
26809 (handle_pure_call): Use a scalar constraint from CALLUSED for
26811 (find_what_p_points_to): CALLUSED shall not appear in poins-to
26814 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26817 * c-common.c (handle_aligned_attribute): Properly check alignment
26818 overflow. Use (1U << i) instead of (1 << i).
26820 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
26822 * expr.h (get_mem_align_offset): Updated.
26824 * tree.h (tree_decl_common): Change align to "unsigned int" and
26825 move it before pointer_alias_set.
26827 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26828 Jakub Jelinek <jakub@redhat.com>
26831 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
26832 gr_register_operand with gr_reg_or_0_operand.
26833 (cmpxchg_rel_di): Likewise.
26834 (sync_lock_test_and_set<mode>): Likewise.
26836 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26838 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
26839 (true_regnum): Likewise.
26841 * rtlanal.c (subreg_info): Moved to ...
26842 * rtl.h (subreg_info): Here. New.
26843 (subreg_get_info): New.
26845 * rtlanal.c (subreg_get_info): Make it extern.
26847 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26850 * config/i386/i386.c (ix86_abi): New.
26851 (override_options): Handle -mabi=.
26852 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
26853 (ix86_call_abi_override): Likewise.
26854 (init_cumulative_args): Likewise.
26855 (function_arg_advance): Likewise.
26856 (function_arg_64): Likewise.
26857 (function_arg): Likewise.
26858 (ix86_pass_by_reference): Likewise.
26859 (ix86_function_value_regno_p): Likewise.
26860 (ix86_build_builtin_va_list_abi): Likewise.
26861 (setup_incoming_varargs_64): Likewise.
26862 (is_va_list_char_pointer): Likewise.
26863 (ix86_init_machine_status): Likewise.
26864 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
26865 (ix86_function_type_abi): Return enum calling_abi. Rewrite
26866 for 64bit. Replace DEFAULT_ABI with ix86_abi.
26867 (ix86_function_abi): Make it static and return enum calling_abi.
26868 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
26870 (ix86_fn_abi_va_list): Updated.
26872 * config/i386/i386.h (ix86_abi): New.
26873 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
26874 (CONDITIONAL_REGISTER_USAGE): Likewise.
26875 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
26876 (machine_function): Likewise.
26878 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
26880 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
26881 (STACK_BOUNDARY): Likewise.
26882 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
26884 * config/i386/i386.opt (mabi=): New.
26886 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
26887 return enum calling_abi.
26888 (ix86_function_type_abi): Likewise.
26889 (ix86_function_abi): Removed.
26891 * doc/invoke.texi: Document -mabi= option for x86.
26893 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26895 * builtins.c (real_dconstp): Delete.
26896 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
26898 2009-03-27 Dodji Seketeli <dodji@redhat.com>
26899 Jakub Jelinek <jakub@redhat.com>
26902 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
26903 (gen_subprogram_die): When a function is explicit, generate the
26904 DW_AT_explicit attribute.
26905 * langhooks.h (struct lang_hooks_for_decls): Add
26906 function_decl_explicit_p langhook.
26907 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
26908 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
26910 2009-03-27 Jakub Jelinek <jakub@redhat.com>
26912 * builtins.c (fold_builtin_memory_op): Optimize memmove
26913 into memcpy if we can prove source and destination don't overlap.
26915 * tree-inline.c: Include gt-tree-inline.h.
26916 (clone_fn_id_num): New variable.
26917 (clone_function_name): New function.
26918 (tree_function_versioning): Use it.
26919 * Makefile.in (GTFILES): Add tree-inline.c.
26921 2009-03-27 Mark Mitchell <mark@codesourcery.com>
26923 * BASE-VER: Change to 4.5.0.
26925 2009-03-27 Xinliang David Li <davidxl@google.com>
26927 PR tree-optimization/39557
26928 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
26930 2009-03-27 Xinliang David Li <davidxl@google.com>
26932 PR tree-optimization/39548
26933 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
26936 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26938 * c-common.c (pointer_int_sum): Use %wd on return from
26941 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26943 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
26944 on return from tree_low_cst.
26946 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
26949 * ginclude/stdarg.h (va_copy): Define also for
26950 __GXX_EXPERIMENTAL_CXX0X__.
26952 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26955 * builtins.h (c_strlen): Do not warn here.
26956 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
26957 * c-common.c (pointer_int_sum): Take an explicit location.
26958 Warn about offsets out of bounds.
26959 * c-common.h (pointer_int_sum): Adjust declaration.
26961 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26963 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
26966 2009-03-26 Jakub Jelinek <jakub@redhat.com>
26969 * opts.c (warn_if_disallowed_function_p): Don't assume
26970 get_callee_fndecl must return non-NULL.
26972 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26974 PR rtl-optimization/39522
26975 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26976 when reg_reloaded_valid is set.
26978 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26980 * config/spu/divv2df3.c: New file.
26981 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26982 (DPBIT_FUNCS): Filter out _div_df.
26984 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26986 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26987 a jump insn, count that jump in the distance to the loop start.
26989 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26992 * config/sh/sh.c (calc_live_regs): Fix condition for global
26993 registers except PIC_OFFSET_TABLE_REGNUM.
26995 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26998 * doc/invoke.texi (-mconsole): New.
27000 (-mno-cygwin): New.
27002 (-mnop-fun-dllimport): New.
27006 (sub section "i386 and x86-64 Windows Options"): New.
27008 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
27010 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
27011 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
27013 2009-03-25 Richard Guenther <rguenther@suse.de>
27015 PR middle-end/39497
27016 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
27019 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
27021 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
27022 neither of haifa/selective schedulers are working.
27024 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27026 * doc/invoke.texi (Debugging Options): Fix description of
27027 -fno-merge-debug-strings.
27029 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
27031 * config/cris/libgcc.ver: New version-script.
27032 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
27034 * configure.ac <GAS features, nop mnemonic>: Add pattern
27035 crisv32-*-* for "nop".
27036 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
27037 * configure: Regenerate.
27039 2009-03-24 Ira Rosen <irar@il.ibm.com>
27041 PR tree-optimization/39529
27042 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
27043 mark_sym_for_renaming for the tag copied to the new vector
27046 2009-03-24 Arthur Loiret <aloiret@debian.org>
27048 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
27049 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
27050 EXTRA_SPEC_FUNCTIONS.
27051 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
27052 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
27053 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
27054 -march and -mtune options.
27056 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
27058 * config/m68k/t-rtems: Add m5329 multilib.
27060 2009-03-24 Dodji Seketeli <dodji@redhat.com>
27061 Jakub Jelinek <jakub@redhat.com>
27064 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
27067 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27070 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
27071 instead of c_parser_expression_conv, if original_code isn't one of the
27072 4 allowed comparison codes, fail.
27074 2009-03-23 Richard Guenther <rguenther@suse.de>
27076 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
27077 * tree.h (struct tree_type): Likewise.
27078 * reload.h (struct insn_chain): Likewise.
27079 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
27080 * function.h (struct function): Likewise.
27081 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
27083 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27085 PR tree-optimization/39516
27086 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
27088 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
27090 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
27091 should be set true if BITS_PER_WORD of target is bigger than 32
27093 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
27095 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
27096 Translate -B-options to -rpath-link. Correct existing
27097 rpath-link and conditionalize on !nostdlib.
27099 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27101 * doc/extend.texi (Function Attributes, Variable Attributes):
27103 * doc/invoke.texi (Debugging Options, Optimize Options)
27104 (i386 and x86-64 Options, MCore Options): Likewise.
27106 2009-03-20 Jakub Jelinek <jakub@redhat.com>
27109 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
27110 it for block local namespace aliases.
27111 (gen_decl_die): Pass context_die to gen_namespace_die.
27113 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27116 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
27117 minimum or maximum value.
27119 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
27121 * reginfo.c (globalize_reg): Recompute derived reg sets.
27123 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
27126 * libgcc2.c (mprotect): Do not use signed arguments for
27127 VirtualProtect, use DWORD arguments. Also fix the 'may
27128 be used uninitialized' warning for the np variable.
27130 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27133 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
27134 functions using regparm calling conventions when not optimizing.
27135 (ix86_function_sseregparm): Similarly for sseregparm calling
27138 2009-03-19 Li Feng <nemokingdom@gmail.com>
27140 PR middle-end/39500
27141 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
27142 dependence if the first conflict is after niter iterations.
27144 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
27146 PR middle-end/38609
27147 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
27148 functions with dynamic stack-pointer adjustments.
27150 2009-03-19 Ben Elliston <bje@au.ibm.com>
27152 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
27153 option; change to -msdata=data.
27155 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27157 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
27160 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
27163 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
27165 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
27167 * doc/invoke.texi (Code Gen Options): Expand discussion of
27170 2009-03-18 Jakub Jelinek <jakub@redhat.com>
27172 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
27173 * matrix-reorg.c (struct matrix_info): Likewise.
27174 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
27175 * rtl.h (struct mem_attrs): Likewise.
27176 * df.h (struct df): Likewise.
27177 * tree-data-ref.h (struct data_dependence_relation): Likewise.
27178 * ira-int.h (struct ira_allocno): Likewise.
27179 * df-scan.c (struct df_collection_rec): Likewise.
27180 * ira.c (struct equivalence): Likewise.
27181 * function.c (struct temp_slot): Likewise.
27182 * cfgloop.h (struct loop): Likewise.
27185 * function.c (use_register_for_decl): When not optimizing, disregard
27186 register keyword for variables with types containing methods.
27188 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
27190 PR middle-end/39447
27191 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
27192 (is_simple_operand): Call contains_component_ref_p before calling data
27193 reference analysis that would fail on COMPONENT_REFs.
27195 * tree-vrp.c (search_for_addr_array): Fix formatting.
27197 2009-03-18 Richard Guenther <rguenther@suse.de>
27199 * tree-vect-transform.c (vect_loop_versioning): Fold the
27200 generated comparisons.
27201 * tree-vectorizer.c (set_prologue_iterations): Likewise.
27202 (slpeel_tree_peel_loop_to_edge): Likewise.
27204 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27206 PR middle-end/37805
27207 * opts.c (print_specific_help): In addition to `undocumented',
27208 accept `separate' and `joined' flags if passed alone. Describe
27209 output by the first matched one of those.
27210 (common_handle_option): Skip over empty strings.
27211 * gcc.c (display_help): Fix help string for `--help='.
27212 * doc/invoke.texi (Option Summary, Overall Options): With
27213 `--help=', classes and qualifiers can both be repeated, but
27214 only the latter can be negated. One should not pass only
27215 negated qualifiers. Fix markup and examples.
27218 2008-10-14 Jakub Jelinek <jakub@redhat.com>
27219 PR middle-end/37805
27220 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
27221 and -fhelp=separate.
27223 2009-03-17 Jing Yu <jingyu@google.com>
27225 PR middle-end/39378
27226 * function.h (struct rtl_data): Move is_thunk from here...
27227 (struct function): ...to here.
27228 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
27229 * varasm.c (assemble_start_function): Change is_thunk from crtl to
27231 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
27233 (alpha_does_function_need_gp, alpha_start_function): Likewise.
27234 (alpha_output_function_end_prologue): Likewise.
27235 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
27236 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
27237 (rs6000_output_function_epilogue): Likewise.
27238 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
27240 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
27243 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
27244 from different units in a single alternative.
27245 (*truncdfsf_i387): Ditto.
27246 (*truncxfsf2_mixed): Ditto.
27247 (*truncxfdf2_mixed): Ditto.
27249 2009-03-17 Jakub Jelinek <jakub@redhat.com>
27251 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
27252 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
27255 * tree-ssa-live.c (remove_unused_locals): Don't remove local
27256 unused non-artificial variables when not optimizing.
27259 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
27260 DW_TAG_imported_module even if decl is IMPORTED_DECL with
27261 NAMESPACE_DECL in its DECL_INITIAL.
27263 PR middle-end/39443
27264 * optabs.c (set_user_assembler_libfunc): New function.
27265 * expr.h (set_user_assembler_libfunc): New prototype.
27266 * c-common.c: Include libfuncs.h.
27267 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
27268 for memcmp, memset, memcpy, memmove and abort.
27269 * Makefile.in (c-common.o): Depend on libfuncs.h.
27272 * dwarf2out.c (gen_inlined_enumeration_type_die,
27273 gen_inlined_structure_type_die, gen_inlined_union_type_die,
27274 gen_tagged_type_instantiation_die): Removed.
27275 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
27278 2009-03-17 Janis Johnson <janis187@us.ibm.com>
27281 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
27283 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
27284 (check-parallel-%): Ditto.
27285 (check-consistency): Ditto.
27287 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
27289 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
27290 local variable rhs by NULL_TREE.
27292 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27295 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
27297 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27300 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
27302 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27305 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
27306 for ms->sysv ABI calls only in 64bit mode.
27308 * config/i386/i386.md (untyped_call): Support 32bit.
27310 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
27312 * doc/extend.texi: Replace x86_65 with x86_64.
27314 2009-03-16 Jakub Jelinek <jakub@redhat.com>
27316 PR tree-optimization/39455
27317 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
27318 mismatches for POINTER_TYPE_P (type).
27319 (number_of_iterations_le): Likewise.
27321 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27323 * config/picochip/picochip.c: Removed profiling support.
27324 * config/picochip/picochip.md: Removed profiling instruction.
27325 * config/picochip/picochip.h: Removed profiling builtin.
27327 2009-03-16 Joseph Myers <joseph@codesourcery.com>
27329 * doc/install.texi (--with-host-libstdcxx): Document.
27331 2009-03-14 Anatoly Sokolov <aesok@post.ru>
27334 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
27335 generate a warning if the function name does not begin with
27336 "__vector" and the function has either the 'signal' or 'interrupt'
27337 attribute, from here to ...
27338 (avr_declare_function_name): ...here. New function.
27339 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
27340 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
27342 2009-03-14 Jakub Jelinek <jakub@redhat.com>
27345 * cse.c (fold_rtx): Don't modify original const_arg1 when
27346 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
27347 separate variable instead.
27348 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
27349 from out of range shift counts.
27350 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
27352 2009-03-13 Catherine Moore <clm@codesourcery.com>
27354 * config/i386/x-mingw32 (host-mingw32.o): Replace
27355 diagnostic.h with $(DIAGNOSTIC_H).
27357 2009-03-12 Jakub Jelinek <jakub@redhat.com>
27360 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
27362 * config/i386/sync.md (sync_compare_and_swap<mode>,
27363 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
27364 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
27366 (sync_double_compare_and_swapdi_pic,
27367 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
27368 cmpxchg8b_pic_memory_operand instead of just memory_operand.
27370 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27373 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
27375 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27378 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27379 (avx_addsubv4df3): Likewise.
27380 (*avx_addsubv4sf3): Likewise.
27381 (sse3_addsubv4sf3): Likewise.
27383 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27386 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
27388 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
27391 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
27392 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
27393 registers for allocnos created from user-defined variables.
27395 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27398 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
27399 of non-integer mode as well.
27401 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
27403 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
27404 for functions for which the parameter types are unknown.
27406 2009-03-11 Jakub Jelinek <jakub@redhat.com>
27409 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
27410 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
27411 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
27412 * config/i386/i386.c (ix86_local_alignment): For
27413 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
27414 long long variables on the stack to avoid dynamic realignment.
27415 Allow the first argument to be a decl rather than type.
27416 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
27418 2009-03-11 Nick Clifton <nickc@redhat.com>
27421 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
27423 Add description to mno-lsim option.
27424 * config/mcore/mcore.h: Remove comment about deprecated m4align
27426 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
27427 * doc/invoke.texi: Add description of mno-lsim and
27428 mstack-increment options.
27430 * config/fr30/fr30.opt: Document the -mno-lsim option.
27431 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
27432 and -mno-lsim options.
27434 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27436 * fold-const.c (fold_comparison): Only call fold_inf_compare
27437 if the mode supports infinities.
27439 2009-03-11 Jason Merrill <jason@redhat.com>
27442 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
27443 end already did. Notice GIMPLE_CALL modifications of the result.
27444 Don't copy debug information from an ignored decl or a decl from
27447 2009-03-10 Richard Guenther <rguenther@suse.de>
27448 Nathan Froyd <froydnj@codesourcery.com>
27450 PR middle-end/37850
27451 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
27452 (__divMODE3): Likewise.
27454 2009-03-09 Jakub Jelinek <jakub@redhat.com>
27456 PR tree-optimization/39394
27457 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
27458 DECL_SIZE_UNIT of variable length FIELD_DECLs.
27460 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27462 * recog.c (verfiy_changes): Disallow renaming of hard regs in
27463 inline asms for register asm ("") declarations.
27465 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
27467 * fold-const.c (fold_unary): Fix comment.
27469 2009-03-07 Jan Hubicka <jh@suse.cz>
27472 * tree-inline.c (setup_one_parameter): Do replacement of const
27473 argument by constant in SSA form.
27475 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27477 PR middle-end/38028
27478 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
27479 determine alignment passed to assign_stack_local.
27480 (assign_parms_unsplit_complex): Likewise.
27481 * except.c (sjlj_build_landing_pads): Likewise.
27483 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27485 PR middle-end/39360
27486 * tree-flow.h (add_referenced_var): Return bool instead of void.
27487 * tree-dfa.c (add_referenced_var): Return result of
27488 referenced_var_check_and_insert call.
27489 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
27490 of referenced_var_check_and_insert.
27493 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
27494 (gen_variable_die): Emit DW_AT_location on abstract static variable's
27495 DIE, don't emit it if abstract origin already has it.
27496 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
27497 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
27499 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27501 * genpreds.c (needs_variable): Fix parentheses at variable name
27503 (write_tm_constrs_h): Indent generated code.
27505 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27507 * doc/extend.texi (Function Attributes): Add documentation
27508 for isr attributes.
27510 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27513 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
27514 take locus from its DECL_SOURCE_LOCATION instead of input_location.
27516 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27518 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
27521 2009-03-05 Jakub Jelinek <jakub@redhat.com>
27524 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
27525 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
27527 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
27529 * config/i386/i386.md (R8_REG, R9_REG): New constants.
27530 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
27531 constants instead of magic numbers.
27532 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
27534 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
27535 (x86_64_ms_abi_int_parameter_registers): Ditto.
27536 (x86_64_int_return_registers): Ditto.
27537 (ix86_maybe_switch_abi): Ditto.
27538 (ix86_expand_call): Ditto for clobbered_registers array.
27539 (ix86_hard_regno_mode_ok): Ditto.
27540 (x86_extended_QIreg_mentioned_p): Ditto.
27542 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
27544 PR tree-optimization/39349
27545 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
27547 * combine.c (gen_lowpart_for_combine): Use omode when generating
27550 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
27552 PR rtl-optimization/39235
27553 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
27555 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27557 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
27559 2009-03-04 Richard Guenther <rguenther@suse.de>
27561 PR tree-optimization/39362
27562 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
27563 that occur in abnormal PHIs should be varying.
27565 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27567 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
27569 (simple_iv): Take loop as an argument instead of statement.
27570 * tree-scalar-evolution.h (simple_iv): Declaration changed.
27571 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
27573 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
27575 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
27576 * matrix-reorg.c (analyze_transpose): Ditto.
27577 * tree-data-ref.c (dr_analyze_innermost): Ditto.
27578 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
27579 * tree-predcom.c (ref_at_iteration): Ditto.
27580 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
27582 2009-03-04 Richard Guenther <rguenther@suse.de>
27584 PR tree-optimization/39358
27585 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
27586 escaped_id and callused_id.
27587 (solve_graph): Likewise.
27589 2009-03-04 Richard Guenther <rguenther@suse.de>
27591 PR tree-optimization/39339
27592 * tree-sra.c (try_instantiate_multiple_fields): Make it
27593 no longer ICE on the above.
27595 2009-03-03 Joseph Myers <joseph@codesourcery.com>
27597 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
27598 that fits within Pmode.
27600 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27602 PR middle-end/10109
27603 * tm.texi (LIBCALL_VALUE): Update description.
27605 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27607 PR middle-end/34443
27608 * doc/extend.texi (section): Update description.
27610 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
27612 PR middle-end/39345
27613 * tree-inline.c (remapped_type): New.
27614 (can_be_nonlocal): Call remapped_type instead of remap_type.
27616 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27619 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
27620 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
27622 2009-03-03 Richard Guenther <rguenther@suse.de>
27624 PR middle-end/39272
27625 * tree.c (tree_nonartificial_location): New function.
27626 * tree.h (tree_nonartificial_location): Declare.
27627 * builtins.c (expand_builtin_memory_chk): Provide location
27628 of the call location for artificial function pieces.
27629 (maybe_emit_chk_warning): Likewise.
27630 (maybe_emit_sprintf_chk_warning): Likewise.
27631 (maybe_emit_free_warning): Likewise.
27632 * expr.c (expand_expr_real_1): Likewise.
27634 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27636 PR tree-optimization/39343
27637 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
27638 COMPONENT_REF t has ARRAY_TYPE.
27640 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
27642 PR middle-end/39335
27643 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
27644 when the type precision of the induction variable should be
27645 larger than the type precision of nit.
27646 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
27647 * graphite.c (graphite_loop_normal_form): Same.
27648 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
27650 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27652 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
27653 (*call_1_rex64_ms_sysv): Use named constants instead of magic
27654 numbers to describe clobbered registers.
27655 (*call_value_0_rex64_ms_sysv): Ditto.
27656 * config/i386/mmx.md (mmx_emms): Ditto.
27657 (mmx_femms): Ditto.
27659 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
27661 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
27664 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27666 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
27667 (spu_section_type_flags): New function.
27669 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27671 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
27672 reg_class_contents of FLOAT_REGS into a temporary.
27674 2009-03-02 Richard Guenther <rguenther@suse.de>
27675 Ira Rosen <irar@il.ibm.com>
27677 PR tree-optimization/39318
27678 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
27679 information to the vectorized statement.
27681 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
27683 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
27684 variable. Use defined names instead of magic constants for REX SSE
27687 2009-03-01 Richard Guenther <rguenther@suse.de>
27689 PR tree-optimization/39331
27690 * omp-low.c (lower_send_shared_vars): Do not receive new
27691 values for the reference of DECL_BY_REFERENCE parms or results.
27693 2009-03-01 Jan Hubicka <jh@suse.cz>
27696 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
27697 BLOCK_NONLOCALIZED_VAR): New macros.
27698 (tree_block): Add nonlocalized_vars.
27699 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
27700 gen_decl_die): Add origin argument. Allow generation of die with
27701 origin at hand only.
27702 (gen_member_die, gen_type_die_with_usage, force_decl_die,
27703 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
27705 (gen_block_die): Fix checking for unused blocks.
27706 (process_scope_var): Break out from .... ; work with origins only.
27707 (decls_for_scope) ... here; process nonlocalized list.
27708 (dwarf2out_ignore_block): Look for nonlocalized vars.
27709 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
27711 (dump_scope_block): Dump them.
27712 * tree-inline.c (remap_decls): Handle nonlocalized vars.
27713 (remap_block): Likewise.
27714 (can_be_nonlocal): New predicate.
27715 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
27717 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27719 * configure: Regenerate.
27721 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27723 * optc-gen.awk: No need to duplicate option flags twice.
27724 Reuse help texts for duplicate options which do not have any.
27726 * gcc.c (display_help): Document --version.
27728 * gcc.c (main): If print_help_list and verbose_flag, ensure
27729 driver output comes before subprocess output.
27731 * optc-gen.awk: Assign all remaining fields to help string,
27732 space-separated, for multi-line help in *.opt.
27734 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
27735 -Wno-pedantic-ms-format is for MinGW targets only.
27737 * doc/options.texi (Option file format): Fix bad indentation,
27738 restoring dropped sentence.
27740 2009-02-28 Jan Hubicka <jh@suse.cz>
27742 * tree-inline.c (tree_function_versioning): Output debug info.
27744 2009-02-28 Jan Hubicka <jh@suse.cz>
27747 * tree-inline.c (setup_one_parameter): Do not copy propagate
27748 arguments when not optimizing.
27750 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
27753 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27754 (avx_addsubv4df3): Likewise.
27755 (*avx_addsubv4sf3): Likewise.
27756 (sse3_addsubv4sf3): Likewise.
27757 (*avx_addsubv2df3): Likewise.
27758 (sse3_addsubv2df3): Likewise.
27759 (avx_unpckhps256): Correct item selectors.
27760 (avx_unpcklps256): Likewise.
27761 (avx_unpckhpd256): Likewise.
27762 (avx_unpcklpd256): Likewise.
27764 2009-02-28 Jan Hubicka <jh@suse.cz>
27766 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
27768 (copy_arguments_for_versioning): If var is declared don't declare it.
27769 (tree_function_versioning): First setup substitutions and then copy
27772 2009-02-27 Jan Hubicka <jh@suse.cz>
27775 * cgraph.h (varpool_output_debug_info): Remove.
27776 * cgraphunit.c (varpool_output_debug_info): Remove.
27777 * dwarf2out.c (deferred_locations_struct): New struct
27778 (deferred_locations): New type.
27779 (deferred_locations_list): New static var.
27780 (deffer_location): New function.
27781 (gen_variable_die): Use it.
27782 (decls_for_scope): Output info on local static vars.
27783 (dwarf2out_finish): Process deferred locations.
27784 * varpool.c (varpool_output_debug_info): Remove.
27786 2009-02-27 Jan Hubicka <jh@suse.cz>
27789 * tree.h (TREE_PROTECTED): Fix comment.
27790 (BLOCK_HANDLER_BLOCK): Remove.
27791 (struct tree_block): Remove handler_block add body_block.
27792 (inlined_function_outer_scope_p): New.
27793 (is_body_block): Remove.
27794 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
27795 * dwarf2out.c (is_inlined_entry_point): Remove.
27796 (add_high_low_attributes): Use inlined_function_outer_scope_p.
27797 (gen_block_die): Use is_inlined_entry_point check. Remove body block
27799 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
27800 * gimplify.c (gimplify_expr): Gimplify body blocks.
27801 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
27802 block with multiple subblocks.
27803 (dump_scope_block): Prettier output; dump more flags and info.
27804 (dump_scope_blocks): New.
27805 (remove_unused_locals): Use dump_scope_blocks.
27806 * tree-flow.h (dump_scope_blocks): Declare.
27807 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
27808 * stmt.c (is_body_block): Remove.
27809 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
27810 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
27812 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
27814 PR middle-end/39308
27815 * graphite.c (graphite_loop_normal_form): Do not call
27816 number_of_iterations_exit from a gcc_assert.
27818 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27820 * config/s390/s390.c (s390_swap_cmp): Look for conditional
27821 jumps if COND is NULL.
27822 (find_cond_jump): New function.
27823 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
27824 * config/s390/s390.md: Remove z10_cobra attribute value.
27826 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
27828 * config/alpha/alpha.h (alpha_expand_mov): Return false if
27829 force_const_mem returns NULL_RTX.
27831 2009-02-26 Jan Hubicka <jh@suse.cz>
27834 * cgraph.h (varpool_output_debug_info): Remove.
27835 * cgraphunit.c (varpool_output_debug_info): Remove.
27836 * dwarf2out.c (deferred_locations_struct): New struct
27837 (deferred_locations): New type.
27838 (deferred_locations_list): New static var.
27839 (deffer_location): New function.
27840 (gen_variable_die): Use it.
27841 (decls_for_scope): Output info on local static vars.
27842 (dwarf2out_finish): Process deferred locations.
27843 * varpool.c (varpool_output_debug_info): Remove.
27845 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
27847 PR rtl-optimization/39241
27848 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
27849 to subreg_offset_representable_p.
27851 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27853 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
27854 execute function prototype. Get f and nregs from max_reg_num
27855 and get_insns. Remove the first backward pass as it's dead,
27856 guard the forward pass by flag_expensive_optimizations.
27857 (rest_of_handle_regmove): Delete.
27858 (pass_regmove): Replace it with regmove_optimize.
27860 2009-02-25 Martin Jambor <mjambor@suse.cz>
27862 PR tree-optimization/39259
27863 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
27864 calls_alloca function flags.
27865 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
27866 calls are detected.
27868 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27870 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
27871 flags_set_1_rtx, flags_set_1_set): Delete.
27872 (regmove_optimize): Do not call mark_flags_life_zones.
27874 2009-02-24 Julian Brown <julian@codesourcery.com>
27877 * config/arm/arm.c (require_pic_register): Only set
27878 cfun->machine->pic_reg once per function.
27880 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
27882 * doc/invoke.texi (Link Options): Document an easier way to pass
27883 options that take arguments to the GNU linker using -Xlinker and -Wl.
27885 2009-02-24 Steve Ellcey <sje@cup.hp.com>
27888 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
27890 2009-02-24 Richard Guenther <rguenther@suse.de>
27893 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
27895 2009-02-24 Richard Guenther <rguenther@suse.de>
27896 Zdenek Dvorak <ook@ucw.cz>
27898 PR tree-optimization/39233
27899 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
27900 from converting them to a generic type.
27902 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
27904 PR tree-optimization/39260
27905 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
27906 contains a condition with a real type.
27907 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
27909 2009-02-23 Jason Merrill <jason@redhat.com>
27912 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
27913 narrowing_initializer_constant_valid_p.
27914 (narrowing_initializer_constant_valid_p): Don't return
27915 null_pointer_node for adding a pointer to itself.
27917 2009-02-23 Jan Hubicka <jh@suse.cz>
27920 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
27923 2009-02-23 Jan Hubicka <jh@suse.cz>
27925 PR tree-optimization/37709
27926 * tree.c (block_ultimate_origin): Move here from dwarf2out.
27927 * tree.h (block_ultimate_origin): Declare.
27928 * dwarf2out.c (block_ultimate_origin): Move to tree.c
27929 * tree-ssa-live.c (remove_unused_scope_block_p):
27930 Eliminate blocks containig no instructions nor live variables nor
27932 (dump_scope_block): New function.
27933 (remove_unused_locals): Enable removal of dead blocks by default;
27934 enable dumping at TDF_DETAILS.
27936 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27938 * config/i386/i386.c (classify_argument): Don't allow COImode
27940 (function_arg_advance_32): Don't allow OImode.
27941 (function_arg_32): Likewise.
27942 (function_value_32): Likewise.
27943 (return_in_memory_32): Likewise.
27944 (function_arg_64): Remove OImode comment.
27946 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27949 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
27950 ix86_expand_vector_set for V4DImode in 64bit mode only.
27951 (ix86_expand_vector_init_one_var): Likewise.
27953 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
27955 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
27957 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27960 * loop-iv.c: Revert last change.
27961 * emit-rtl.c: Likewise.
27963 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27966 * config/i386/i386.c (type_natural_mode): Remove an extra
27967 space in the warning message.
27968 (function_value_32): Handle 32-byte vector modes.
27969 (return_in_memory_32): Likewise.
27971 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27973 * loop-iv.c (truncate_value): New function.
27974 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27976 (lowpart_subreg): Move to...
27977 * emit-rtl.c: ...here.
27979 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27981 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27982 accidental and undocumented change at revision 140860.
27984 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27986 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27987 take gimple_seq * arguments.
27988 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27989 types_compatible_p langhook.
27991 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27992 Joseph Myers <joseph@codesourcery.com>
27994 * config/arm/arm.c (arm_builtin_va_list): New function.
27995 (arm_expand_builtin_va_start): Likewise.
27996 (arm_gimplify_va_arg_expr): Likewise.
27997 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27998 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27999 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28000 (va_list_type): New variable.
28001 (arm_mangle_type): Mangle va_list_type appropriately.
28003 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28005 PR middle-end/39157
28006 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
28007 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
28008 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
28009 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
28010 parameter to 1000 for -O1 by default.
28011 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
28013 * loop-invariant.c: Include params.h.
28014 (move_loop_invariants): Don't call move_single_loop_invariants on
28017 2009-02-20 Jaka Mocnik <jaka@xlab.si>
28019 * calls.c (emit_library_call_value_1): Use slot_offset instead of
28020 offset when calculating bounds for indexing stack_usage_map. Fixes
28021 a buffer overflow with certain target setups.
28023 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28026 * calls.c (expand_call): Clear try_tail_call if caller and callee
28027 disagree in promotion of function return value.
28029 2009-02-19 Jakub Jelinek <jakub@redhat.com>
28032 * c-common.c (c_determine_visibility): If visibility changed and
28033 DECL_RTL has been already set, call make_decl_rtl to update symbol
28036 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
28039 * varasm.c (assemble_variable): Don't check DECL_NAME when
28040 globalizing a variable.
28042 2009-02-19 Joseph Myers <joseph@codesourcery.com>
28045 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
28046 expression before any __builtin_trap call.
28047 * c-typeck.c (build_function_call): Convert and check function
28048 arguments before generating a call to a trap. Evaluate the
28049 function arguments before the trap.
28051 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
28054 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
28055 (UNSPEC_FXAM_MEM): New unspec.
28056 (fxam<mode>2_i387_with_temp): New insn and split pattern.
28057 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
28058 memory using fxam<mode>2_i387_with_temp to remove excess precision.
28060 2009-02-19 Richard Guenther <rguenther@suse.de>
28062 PR tree-optimization/39207
28063 PR tree-optimization/39074
28064 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
28065 storedanything_tree): New.
28066 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
28067 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
28068 (build_succ_graph): Add edges from STOREDANYTHING to all
28070 (init_base_vars): Initialize STOREDANYTHING.
28071 (compute_points_to_sets): Free substitution info after
28072 building the succ graph.
28073 (ipa_pta_execute): Likewise.
28075 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
28077 (do_ds_constraint): Do not add to special var or non-pointer
28079 (type_could_have_pointers): Split out from ...
28080 (could_have_pointers): ... here. For arrays use the element type.
28081 (create_variable_info_for): Initialize may_have_pointers.
28082 (new_var_info): Likewise.
28083 (handle_lhs_call): Make the HEAP variable unknown-sized.
28084 (intra_create_variable_infos): Use a type with pointers for
28085 PARM_NOALIAS, make it unknown-sized.
28087 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
28090 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
28092 2009-02-18 Jason Merrill <jason@redhat.com>
28095 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
28096 value if DECL_EXTERNAL.
28097 * tree-sra.c (sra_walk_gimple_assign): Likewise.
28098 * target.h (gcc_target::binds_local_p): Clarify "module".
28099 * tree.h (TREE_PUBLIC): Clarify "module".
28101 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
28104 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
28105 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
28107 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
28110 * c.opt (Wabi): Support C and ObjC.
28113 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
28115 * config/i386/i386.c (classify_argument): Warn once about the ABI
28116 change when passing union with long double.
28118 * doc/invoke.texi: Update -Wabi for warning psABI changes.
28120 2009-02-18 Joseph Myers <joseph@codesourcery.com>
28123 * c-parser.c (c_parser_compound_statement): Always enter and leave
28126 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28129 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
28131 2009-02-18 Jakub Jelinek <jakub@redhat.com>
28133 PR tree-optimization/36922
28134 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
28135 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
28138 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28140 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
28143 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28145 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
28147 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28149 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
28152 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
28153 Richard Sandiford <rdsandiford@googlemail.com>
28155 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
28156 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
28157 (loongson_biadd): ...this.
28159 2009-02-17 Richard Guenther <rguenther@suse.de>
28161 PR tree-optimization/39202
28162 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
28163 a var make sure to follow existing collapses.
28165 2009-02-17 Richard Guenther <rguenther@suse.de>
28167 PR middle-end/39214
28168 * langhooks.c (lhd_print_error_function): Check for NULL block.
28170 2009-02-17 Richard Guenther <rguenther@suse.de>
28172 PR tree-optimization/39204
28173 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
28176 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
28178 * config/soft-fp/double.h: Update from glibc CVS.
28180 2009-02-17 Richard Guenther <rguenther@suse.de>
28182 PR tree-optimization/39207
28183 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
28184 strict-aliasing warnings for pointers pointing to NULL.
28186 2009-02-16 Joseph Myers <joseph@codesourcery.com>
28189 * c-parser.c (c_parser_braced_init): Call pop_init_level when
28190 skipping until next close brace.
28192 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
28195 * config/i386/i386.c (ix86_expand_push): Set memory alignment
28196 to function argument boundary.
28198 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28200 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
28201 in the lea_add. Reload eventually constraints it properly.
28202 * config/picochip/constraints.md: Remove the target constraint
28203 "b", since it is not needed anymore.
28205 2009-02-16 Jakub Jelinek <jakub@redhat.com>
28207 * gthr-dce.h: Uglify function parameter and local variable names.
28208 * gthr-gnat.h: Likewise.
28209 * gthr-mipssde.h: Likewise.
28210 * gthr-nks.h: Likewise.
28211 * gthr-posix95.h: Likewise.
28212 * gthr-posix.h: Likewise.
28213 * gthr-rtems.h: Likewise.
28214 * gthr-single.h: Likewise.
28215 * gthr-solaris.h: Likewise.
28216 * gthr-tpf.h: Likewise.
28217 * gthr-vxworks.h: Likewise.
28218 * gthr-win32.h: Likewise.
28220 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
28223 * config/i386/i386.md: Restrict the new peephole2 to move
28224 between MMX/SSE registers.
28226 2009-02-15 Richard Guenther <rguenther@suse.de>
28229 2009-02-13 Richard Guenther <rguenther@suse.de>
28231 * configure.ac: Enable LFS.
28232 * configure: Re-generate.
28233 * config.in: Likewise.
28235 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28237 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
28238 spu_srqwbyte, spu_srqwbytebc): Define.
28239 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
28240 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
28241 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
28242 "shrqby_<mode>"): New insn-and-split patterns.
28243 * config/spu/spu.c (expand_builtin_args): Determine and return
28244 number of operands using spu_builtin_description data.
28245 (spu_expand_builtin_1): Use it.
28247 2009-02-13 Steve Ellcey <sje@cup.hp.com>
28250 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
28253 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28256 * config/i386/i386.c (override_options): Correct warning
28257 messages for -malign-loops, -malign-jumps and -malign-functions.
28259 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28262 * config/i386/i386.md: Restrict the new peephole2 to move
28263 between the general purpose registers.
28265 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28268 * config/i386/i386.c (type_natural_mode): Add a new argument.
28269 Return the original mode and warn ABI change if vector size is 32byte.
28270 (function_arg_advance): Updated.
28271 (function_arg): Likewise.
28272 (ix86_function_value): Likewise.
28273 (ix86_return_in_memory): Likewise.
28274 (ix86_sol10_return_in_memory): Likewise.
28275 (ix86_gimplify_va_arg): Likewise.
28276 (function_arg_32): Don't warn ABX ABI change here.
28277 (function_arg_64): Likewise.
28279 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
28281 * loop-iv.c (implies_p): In the final case, test that operands 0
28282 of the two comparisons match.
28284 * config/bfin/bfin.c (find_prev_insn_start): New function.
28285 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
28286 (find_next_insn_start): Move.
28288 2009-02-13 Richard Guenther <rguenther@suse.de>
28290 * configure.ac: Enable LFS.
28291 * configure: Re-generate.
28292 * config.in: Likewise.
28294 2009-02-13 Joseph Myers <joseph@codesourcery.com>
28297 * c-parser.c (c_parser_parms_list_declarator): Discard pending
28298 sizes on syntax error after some arguments have been parsed.
28300 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28302 * doc/invoke.texi (-fira): Remove.
28304 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28306 * caller-save.c: Replace regclass.c with reginfo.c in comments.
28307 * recog.c: Likewise.
28310 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
28312 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
28313 (umul_ppmm): Likewise.
28314 (count_leading_zeros): Likewise.
28315 (count_trailing_zeros): Likewise.
28316 (UMUL_TIME): Likewise.
28318 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28320 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
28321 soft-fp/t-softfp to tmake_file.
28323 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
28324 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
28325 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
28326 IA64_BUILTIN_INFQ]: New.
28327 (ia64_init_builtins): Initialize __builtin_infq,
28328 __builtin_fabsq and __builtin_copysignq if not HPUX.
28329 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
28330 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
28332 * config/ia64/lib1funcs.asm (__divtf3): Define only if
28334 (__fixtfti): Likewise.
28335 (__fixunstfti): Likewise.
28336 (__floattitf): Likewise.
28338 * config/ia64/libgcc-glibc.ver: New.
28339 * config/ia64/t-fprules-softfp: Likewise.
28340 * config/ia64/sfp-machine.h: Likewise.
28342 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
28343 (LIBGCC2_TF_CEXT): Likewise.
28344 (TF_SIZE): Likewise.
28345 (TARGET_INIT_LIBFUNCS): Likewise.
28347 * config/ia64/t-glibc (SHLINB_MAPFILES):
28348 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
28350 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28352 * config/i386/i386.c (construct_container): Rewrite processing
28353 BLKmode with X86_64_SSE_CLASS.
28355 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
28358 * config/i386/i386.md: Replace simplify_replace_rtx with
28359 replace_rtx in the new peephole2.
28361 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
28363 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
28364 loop unrolling do not happen at -O2.
28366 2009-02-12 Michael Matz <matz@suse.de>
28368 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
28370 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28372 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
28375 2009-02-12 Ben Elliston <bje@au.ibm.com>
28377 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
28378 patterns when updating the back chain. Missed in the 2009-02-10
28381 2009-02-11 Janis Johnson <janis187@us.ibm.com>
28383 * doc/extend.texi (Decimal Floating Types): Update identifier of
28384 draft TR and list of missing support.
28386 2009-02-11 Jakub Jelinek <jakub@redhat.com>
28388 PR middle-end/39154
28389 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
28390 bit to variable length decl's flags, add it also to its
28391 pointer replacement variable.
28393 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
28394 Jakub Jelinek <jakub@redhat.com>
28397 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
28398 (memory_blockage): New expander.
28399 (*memory_blockage): New insn pattern.
28400 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
28401 instead of general blockage at the end of function prologue when
28402 frame pointer is used to access red zone area. Do not emit blockage
28403 when profiling, it is emitted in generic code.
28404 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
28405 function epilogue when frame pointer is used to access red zone area.
28407 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
28410 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
28411 by arithmetic with memory operands.
28412 * config/i386/predicates.md (commutative_operator): New.
28414 2009-02-10 Janis Johnson <janis187@us.ibm.com>
28416 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
28419 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
28421 * alias.h (record_alias_subset): Declare.
28422 * alias.c (record_alias_subset): Make global.
28424 2009-02-10 Nick Clifton <nickc@redhat.com>
28426 * tree-parloops.c: Change license to GPLv3.
28427 * ipa-struct-reorg.c: Change license to GPLv3.
28428 * ipa-struct-reorg.h: Change license to GPLv3.
28430 2009-02-10 Steve Ellcey <sje@cup.hp.com>
28433 * c-decl.c (start_struct): Return NULL on error.
28435 2009-02-10 Jakub Jelinek <jakub@redhat.com>
28437 PR middle-end/39124
28438 * cfgloopmanip.c (remove_path): Call remove_bbs after
28439 cancel_loop_tree, not before it.
28442 * function.h (struct function): Add has_local_explicit_reg_vars bit.
28443 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
28444 VAR_DECLs were seen.
28445 * tree-ssa-live.c (remove_unused_locals): Recompute
28446 cfun->has_local_explicit_reg_vars.
28447 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
28448 copies or clearings if cfun->has_local_explicit_reg_vars.
28450 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
28453 * config/i386/i386.c (expand_prologue): Emit blockage at the end
28454 of function prologue when frame pointer is used to access
28457 2009-02-10 Richard Guenther <rguenther@suse.de>
28459 PR middle-end/39127
28460 * gimplify.c (gimple_regimplify_operands): Always look if
28461 we need to create a temporary.
28463 2009-02-10 Richard Guenther <rguenther@suse.de>
28465 PR tree-optimization/39132
28466 * tree-loop-distribution.c (todo): New global var.
28467 (generate_memset_zero): Trigger TODO_rebuild_alias.
28468 (tree_loop_distribution): Return todo.
28470 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
28473 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
28474 (x86_64_reg_class_name): Removed.
28475 (classify_argument): Return 0 if bytes > 32. Return 0 if the
28476 first one isn't X86_64_SSE_CLASS or any other ones aren't
28477 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
28478 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
28479 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
28480 and 3 X86_64_SSEUP_CLASS.
28481 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
28482 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
28484 2009-02-10 Ben Elliston <bje@au.ibm.com>
28486 * config/rs6000/rs6000.md (allocate_stack): Always use an update
28487 form instruction to update the stack back chain word, even if the
28488 user has disabled the generation of update instructions.
28489 (movdi_<mode>_update_stack): New.
28490 (movsi_update_stack): Likewise.
28491 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
28492 always use an update form instruction to update the stack back
28495 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
28497 PR middle-end/38953
28498 * graphite.c (if_region_set_false_region): After moving a region in
28499 the false branch of a condition, remove the empty dummy basic block.
28500 (gloog): Remove wrong fix for PR38953.
28502 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28504 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
28505 generation due to implicit sign extension.
28507 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
28509 PR middle-end/38981
28510 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
28511 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
28513 2009-02-09 Richard Guenther <rguenther@suse.de>
28515 PR middle-end/35202
28516 * convert.c (convert_to_real): Disable (float)fn((double)x)
28517 to fnf(x) conversion if errno differences may occur and
28518 -fmath-errno is set.
28520 2009-02-07 Anatoly Sokolov <aesok@post.ru>
28522 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
28523 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28524 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
28526 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28529 * c-common.c (handle_alias_attribute): Disallow attribute for
28530 anything not a FUNCTION_DECL or VAR_DECL.
28532 2009-02-06 Janis Johnson <janis187@us.ibm.com>
28535 * real.c (do_compare): Special-case compare of zero against
28536 decimal float value.
28538 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28541 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
28542 as indicating flexible array members unless the field itself is
28543 being declarared as the incomplete array.
28545 2009-02-06 Jan Hubicka <jh@suse.cz>
28547 PR tree-optimization/38844
28548 * ipa-inline.c (try_inline): Stop inlining recursion when edge
28549 is already inlined.
28551 2009-02-06 Richard Guenther <rguenther@suse.de>
28553 PR middle-end/38977
28554 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
28555 fork because we may expand it as __gcov_fork.
28557 2009-02-06 Nick Clifton <nickc@redhat.com>
28559 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
28561 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
28563 PR tree-optimization/35659
28564 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
28565 vn_phi_eq): Shortcut if hashcode does not match.
28566 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
28568 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
28569 and avoid iterative_hash_expr.
28570 (FOR_EACH_VALUE_ID_IN_SET): New.
28571 (value_id_compare): Remove.
28572 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
28573 sort expressions by value id.
28575 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
28578 * config/sh/predicates.md (general_movsrc_operand): Don't check
28579 the subreg of system registers here.
28581 2009-02-05 Jakub Jelinek <jakub@redhat.com>
28584 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
28585 on the copied decl.
28587 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
28589 PR rtl-optimization/39110
28590 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
28591 addresses, not aligned ones.
28593 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
28594 Richard Guenther <rguenther@suse.de>
28596 PR tree-optimization/39100
28597 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
28598 comment says and add edges.
28600 2009-02-05 Joseph Myers <joseph@codesourcery.com>
28603 * c-common.c (handle_tls_model_attribute): Ignore attribute for
28604 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
28606 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
28608 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
28609 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
28610 register_bb_in_sese, new_sese, free_sese): Moved.
28611 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
28612 outermost_loop_in_scop, build_scop_iteration_domain,
28613 expand_scalar_variables_ssa_name, get_vdef_before_scop,
28614 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
28615 Use loop_in_sese_p instead of loop_in_scop_p.
28616 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
28617 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
28618 (scopdet_basic_block_info): Fix bug in scop detection.
28619 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
28620 eq_loop_to_cloog_loop): Remove.
28621 (nb_loops_around_loop_in_scop, nb_loop
28622 ref_nb_loops): Moved here...
28623 * graphite.h (ref_nb_loops): ... from here.
28624 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
28625 (loop_domain_dim, loop_iteration_vector_dim): Remove.
28626 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
28628 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
28629 Hans-Peter Nilsson <hp@axis.com>
28631 PR rtl-optimization/37889
28632 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
28633 Move offset handling from PLUS to before the switch. Use new
28634 arguments when considering SYMBOL_REFs too.
28635 (rtx_addr_can_trap_p): Pass dummy offset and size.
28636 (enum may_trap_p_flags): Remove.
28637 (may_trap_p_1): Pass size from MEM_SIZE.
28639 PR rtl-optimization/38921
28640 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
28641 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
28642 * rtlanal.c (may_trap_after_code_motion_p): Delete.
28643 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
28645 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
28647 AVX Programming Reference (January, 2009)
28648 * config/i386/sse.md (*vpclmulqdq): New.
28650 2009-02-04 Jakub Jelinek <jakub@redhat.com>
28652 PR tree-optimization/38977
28653 PR gcov-profile/38292
28654 * calls.c (special_function_p): Disregard __builtin_ prefix.
28656 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
28658 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
28659 non-indexable addresses even before reload.
28661 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28664 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
28665 as having variable size. Do not give an error for unnamed
28666 parameters with [*] declarators. Give a warning for type names
28667 with [*] declarators and mark them as variable size.
28668 * c-parser.c (c_parser_sizeof_expression): Do not give an error
28669 for sizeof applied to [*] type names.
28671 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28674 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
28676 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28678 * gcc.c (process_command): Update copyright notice dates.
28679 * gcov.c (print_version): Likewise.
28680 * gcov-dump.c (print_version): Likewise.
28681 * mips-tfile.c (main): Likewise.
28682 * mips-tdump.c (main): Likewise.
28684 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28687 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
28688 for composite type involving a zero-length array type.
28690 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28693 * function.c (match_asm_constraints_1): Skip over
28694 initial optional % in the constraint.
28696 PR inline-asm/39059
28697 * c-parser.c (c_parser_postfix_expression): If fixed point is not
28698 supported, don't accept FIXED_CSTs.
28699 * c-decl.c (finish_declspecs): Error if fixed point is not supported
28700 and _Sat is used without _Fract/_Accum. Set specs->type to
28701 integer_type_node for cts_fract/cts_accum if fixed point is not
28704 2009-02-02 Catherine Moore <clm@codesourcery.com>
28706 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
28708 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
28710 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
28711 (ABI_HAS_64BIT_SYMBOLS): Use it.
28712 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
28714 2009-02-02 Paul Brook <paul@codesourcery.com>
28716 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
28718 2009-02-02 Jakub Jelinek <jakub@redhat.com>
28720 PR inline-asm/39058
28721 * recog.h (asm_operand_ok): Add constraints argument.
28722 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
28723 recurse on matching constraint.
28724 (check_asm_operands): Pass constraints as 3rd argument to
28725 asm_operand_ok. Don't look up matching constraint here.
28726 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
28729 2009-02-02 Ben Elliston <bje@au.ibm.com>
28731 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
28732 TARGET_NARROW_VOLATILE_BITFIELD macro names.
28734 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28736 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
28737 information. Remove some obsolete information. Reorganize.
28739 * config/pa/fptr.c: Revert license to GPL 2.
28740 * config/pa/milli64.S: Likewise.
28742 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28745 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
28746 LIBRARY name in, instead of hard-coding it.
28747 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
28748 extra target make frag to tmake_files according to EH model.
28749 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
28750 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
28751 frags that define makefile variable EH_MODEL appropriately.
28752 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
28753 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
28754 to "-sjlj" according to type of EH configured.
28755 (LIBGCC_SONAME): Concatenate it to shared library base name.
28756 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
28757 to "_sjlj" according to type of EH configured.
28758 (LIBGCC_SONAME): Concatenate it to shared library base name.
28759 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
28760 (SHLIB_LINK): Add missing semicolon to if-else construct.
28761 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28762 string value of "pe_dll" command-line option.
28763 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
28764 (SHLIB_SONAME): Use it when overriding t-cygming default.
28765 (SHLIB_IMPLIB): Override t-cygming default.
28766 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28767 string value of "pe_dll" command-line option.
28769 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28772 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
28773 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
28775 2009-01-31 Richard Guenther <rguenther@suse.de>
28777 PR tree-optimization/38937
28778 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
28779 computing the transitive closure.
28781 2009-01-30 Richard Guenther <rguenther@suse.de>
28783 PR tree-optimization/39041
28784 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
28785 Propagate variable indices only if the types match for this stmt.
28787 2009-01-30 Jakub Jelinek <jakub@redhat.com>
28790 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
28791 inline but never defined.
28793 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
28795 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
28796 (*insv_h_di_reg_extimm): New insn.
28797 (*insv_l<mode>_reg_extimm): New insn.
28799 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28801 * config/picochip/picochip.c (flag_conserve_stack): set
28802 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
28803 fconserve-stack. Reduce call-overhead used by inliner.
28805 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28808 * common.opt (flag_conserve_stack): Initialised to zero.
28810 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
28813 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
28814 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
28817 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
28819 * ira-color.c (allocno_reload_assign): Update comments.
28820 * regmove.c (regmove_optimize): Likewise.
28824 2009-01-29 Robert Millan <rmh@aybabtu.com>
28826 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
28827 * config/i386/kopensolaris-gnu.h: New file. Undefine
28828 `MD_UNWIND_SUPPORT'.
28829 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
28831 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
28833 PR tree-optimization/39007
28834 * tree-loop-distribution.c (generate_builtin): Use
28835 recompute_dominator to compute the immediate dominator of the
28836 basic block just after the loop.
28838 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
28840 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
28841 (ASM_OUTPUT_DWARF_PCREL): Define.
28843 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
28845 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
28846 * doc/passes.texi: Remove entries about regclass, local-alloc, and
28847 global. Modify entries about regmove and IRA.
28849 * ra-conflict.c: Remove the file.
28851 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
28853 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
28854 (pass_regclass_init): Rename to pass_reginfo_init.
28856 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
28858 * toplev.h (flag_ira): Remove.
28860 * caller-save.c (setup_save_areas): Remove flag_ira.
28862 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
28864 * global.c: Remove the file.
28866 * opts.c (decode_options): Remove flag_ira.
28868 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
28870 * regmove.c: Modify file description.
28871 (find_use_as_address, try_auto_increment): Define them only if
28872 AUTO_INC_DEC is defined.
28873 (replacement_quality, replace_in_call_usage, fixup_match_1,
28874 stable_and_no_regs_but_for_p): Remove.
28875 (reg_set_in_bb): Make it static.
28876 (regmove_optimize): Remove flag_ira and code which worked for
28879 * local-alloc.c: Remove the file.
28881 * common.opt (fira): Remove.
28883 * ira.c: Include except.h.
28884 (eliminable_regset): Move from global.c.
28885 (mark_elimination): Ditto. Remove flag_ira.
28886 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
28887 equiv_mem_modified, validate_equiv_mem_from_store,
28888 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
28889 contains_replace_regs, memref_referenced_p, memref_used_between_p,
28890 no_equiv, recorded_label_ref): Move from local-alloc.c.
28891 (update_equiv_regs): Ditto. Make it static.
28892 (print_insn_chain, print_insn_chains): Move it from global.c.
28893 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
28894 (build_insn_chain): Ditto. Make it static.
28895 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
28896 Rename to init_live_subregs.
28897 (gate_ira): Remove flag_ira.
28899 * regclass.c: Rename reginfo.c. Change file description.
28900 (FORBIDDEN_INC_DEC_CLASSES): Remove.
28901 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
28902 (init_reg_sets_1): Remove code for evaluation of
28903 reg_class_superclasses and losing_caller_save_reg_set.
28904 (init_regs): Remove init_reg_autoinc.
28905 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
28906 ok_for_base_p_nonstrict): Remove.
28907 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
28908 (pass_regclass_init): Rename to pass_reginfo_init. Modify
28909 corresponding entries.
28910 (dump_regclass, record_operand_costs, scan_one_insn,
28911 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
28912 record_address_regs, auto_inc_dec_reg_p): Remove.
28913 (gt-regclass.h): Rename to gt-reginfo.h.
28915 * rtl.h (dump_global_regs, retry_global_alloc,
28916 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
28918 * Makefile.in (RA_H): Remove.
28919 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
28920 Rename regclass.o to reginfo.o.
28921 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
28923 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
28924 (GTFILES): Rename regclass.c to reginfo.c.
28926 * passes.c (init_optimization_passes): Remove pass_local_alloc and
28927 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
28929 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28930 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
28932 (finish_spills): Ditto. Remove code for !flag_ira.
28934 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
28936 PR middle-end/35854
28937 * doc/invoke.texi (rtl debug options): Complete rewrite.
28938 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
28940 * mode-switching.c (pass_mode_switching): Rename pass from
28941 "mode-sw" to "mode_sw".
28942 * except.c (pass_convert_to_eh_ranges): Rename pass from
28943 "eh-ranges" to "eh_ranges".
28944 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
28948 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
28949 Alexander Monakov <amonakov@ispras.ru>
28951 PR middle-end/38857
28952 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
28954 (move_exprs_to_boundary): Change return type and pass through
28955 should_move from move_op. Relax assert. Update usage ...
28956 (schedule_expr_on_boundary): ... here. Use should_move instead of
28958 (move_op_orig_expr_found): Indicate that insn was disconnected from
28960 (code_motion_process_successors): Do not call after_merge_succs
28961 callback if original expression was not found when traversing any of
28963 (code_motion_path_driver): Change return type. Update prototype.
28964 (move_op): Update comment. Add a new parameter (should_move). Update
28965 prototype. Set *should_move based on indication provided by
28966 move_op_orig_expr_found.
28968 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
28970 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
28971 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28972 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28973 * config/rs6000/rs6000.c (rs6000_override_options): Default
28974 avoid-indexed-addresses on for Power6, off for everything else.
28975 (avoiding_indexed_address_p): New function.
28976 (rs6000_legitimize_address): Use it.
28977 (rs6000_legitimate_address): Likewise.
28978 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28980 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28982 PR tree-optimization/38997
28983 * tree-loop-distribution.c (generate_memset_zero): Use
28984 POINTER_PLUS_EXPR for a pointer addition.
28986 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28988 * config/s390/s390.md (bswap<mode>2): New pattern added.
28990 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28992 * config/s390/s390.md (*tls_load_31): Added type attribute.
28994 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28996 * config/s390/s390.md: Fix a few comments.
28998 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29000 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29001 (*tm<mode>_full): Fixed z10prop attribute.
29002 (*tst<mode>_extimm): Fixed z10prop attribute.
29003 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29004 (*tstqiCCT_cconly): Fixed z10prop attribute.
29005 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
29006 (*movsi_larl): Fixed z10prop attribute.
29007 (*movsi_zarch): Fixed z10prop attribute.
29008 (*movsi_eas): Fixed z10prop attribute.
29009 (*movhi): Fixed z10prop attribute.
29010 (*movqi): Fixed z10prop attribute.
29011 (*movstrictqi): Fixed z10prop attribute.
29012 (*mov<mode>): Fixed z10prop attribute.
29013 (*movcc): Fixed z10prop attribute.
29014 (*sethighpartdi_64): Fixed z10prop attribute.
29015 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
29016 (*negdi2_sign_cc): Fixed z10prop attribute.
29017 (*negdi2_sign): Fixed z10prop attribute.
29018 (*absdi2_sign_cc): Fixed z10prop attribute.
29019 (*absdi2_sign): Fixed z10prop attribute.
29020 (*negabsdi2_sign_cc): Fixed z10prop attribute.
29021 (*negabsdi2_sign): Fixed z10prop attribute.
29022 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
29023 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
29024 (doloop_si64): Fixed z10prop attribute.
29025 (doloop_si31): Fixed z10prop attribute.
29026 (doloop_long): Fixed z10prop attribute.
29027 (indirect_jump): Fixed z10prop attribute.
29028 (nop): Fixed z10prop attribute.
29029 (main_base_64): Fixed z10prop attribute.
29030 (reload_base_64): Fixed z10prop attribute.
29032 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29034 PR rtl-optimization/38740
29035 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
29037 * config/mips/mips.c (mips_reorg): Likewise.
29039 2009-01-28 Richard Guenther <rguenther@suse.de>
29041 PR tree-optimization/38926
29042 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
29043 with the correct value id to a value.
29044 (do_regular_insertion): Use the value number of edoubleprime
29045 for the value number of the expr.
29048 2008-08-21 Richard Guenther <rguenther@suse.de>
29050 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
29051 a PHI ask VN if it is already available.
29052 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
29053 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
29055 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29057 PR middle-end/38934
29058 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
29059 set to varying whenever max has TREE_OVERFLOW set, similarly
29060 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
29062 2009-01-28 Richard Guenther <rguenther@suse.de>
29064 PR middle-end/38908
29065 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
29066 uninitialized aggregate uses in call arguments.
29068 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
29070 PR tree-optimization/38984
29071 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
29072 the nothing_id variable if -fno-delete-null-pointer-checks.
29074 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
29077 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
29078 (set_got_offset_rex64): Ditto.
29080 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
29083 * doc/extend.texi: Improve local variable with asm reg.
29085 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
29087 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
29088 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
29089 was not supplied then set warn_packed_bitfield_compat to the
29090 default value of 1.
29091 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
29094 2009-01-27 Richard Guenther <rguenther@suse.de>
29096 PR tree-optimization/38503
29097 * cfgexpand.c (expand_gimple_basic_block): Ignore
29098 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
29099 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
29100 variables that cannot have TBAA applied.
29101 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
29104 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
29106 PR middle-end/38969
29107 * calls.c (initialize_argument_information): Do not wrap complex
29108 arguments in SAVE_EXPR.
29110 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
29112 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
29113 (INSTALL_LIBGCC): Revert typo commit.
29115 2009-01-26 Richard Guenther <rguenther@suse.de>
29117 PR tree-optimization/38745
29118 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
29119 from special handling.
29121 2009-01-26 Richard Guenther <rguenther@suse.de>
29123 PR tree-optimization/38745
29124 * tree-ssa.c (execute_update_addresses_taken): Do not include
29125 variables that cannot possibly be a register in not_reg_needs.
29126 Do not clear TREE_ADDRESSABLE on vars that may not become
29128 * tree-ssa.c (update_alias_info_1): Include those in the set
29129 of addressable vars.
29131 2009-01-26 Richard Guenther <rguenther@suse.de>
29133 PR middle-end/38851
29134 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
29135 * tree-ssa-dse.c: Include langhooks.h
29136 (execute_simple_dse): Remove stores with zero size.
29138 2009-01-24 Jakub Jelinek <jakub@redhat.com>
29141 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
29144 2009-01-24 Julian Brown <julian@codesourcery.com>
29146 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
29147 config/arm/linux-atomic.c.
29148 * config/arm/linux-atomic.c: New.
29150 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
29152 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
29153 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
29154 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
29156 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
29159 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
29162 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
29164 PR tree-optimization/38953
29165 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
29166 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
29167 (gloog): Split the exit of the scop when the scop exit is a loop exit.
29168 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
29171 2009-01-24 Paul Brook <paul@codesourcery.com>
29173 * config/arm/neon.md (neon_type): Move to arm.md.
29174 (neon_mov<VSTRUCT>): Add neon_type attribute.
29175 * config/arm/arm.md (neon_type): Move to here.
29176 (conds): Add "unconditioal" and use as default for NEON insns.
29178 2009-01-24 Ben Elliston <bje@au.ibm.com>
29180 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
29181 void *' warning from -Wc++-compat.
29182 * Makefile.in (dominance.o-warn): Remove.
29184 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
29186 PR tree-optimization/38932
29187 * fold-const.c (fold_unary_ignore_overflow): New.
29188 * tree.h (fold_unary_ignore_overflow): Declare.
29189 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
29190 * tree-ssa-sccvn.c (visit_reference_op_load,
29191 simplify_unary_expression): Likewise.
29193 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
29195 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
29196 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
29197 regardless of their type.
29198 * c-common.c (handle_packed_attribute): Don't ignore packed on
29200 * c.opt (Wpacked-bitfield-compat): New warning option.
29201 * stor-layout.c (place_field): Warn if offset of a field changed.
29202 * doc/extend.texi (packed): Mention the ABI change.
29203 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
29204 (Warning Options): Add it to the list.
29206 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
29208 * c-opts.c (c_common_post_options): Fix a typo in comments.
29210 2009-01-22 Steve Ellcey <sje@cup.hp.com>
29212 PR middle-end/38615
29213 * gimplify.c (gimplify_init_constructor): Fix promotion of const
29214 variables to static.
29215 * doc/invoke.texi (-fmerge-all-constants): Update description.
29217 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
29220 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
29221 (*movdi_1_rex64): Use type "mmx" for alternative 5.
29223 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
29225 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
29227 (LOCAL_ALIGNMENT): Similarly.
29229 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29230 Joseph Myers <joseph@codesourcery.com>
29232 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
29233 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
29234 * config/arm/arm-tune.md: Regenerate.
29235 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
29238 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29240 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
29241 version number to five.
29243 2009-01-22 Dodji Seketeli <dodji@redhat.com>
29246 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
29247 * c-common.c (set_underlying_type): Likewise.
29248 (is_typedef_decl ): Likewise
29250 (set_underlying_type): Likewise.
29251 (is_typedef_type): Likewise.
29253 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
29255 PR middle-end/38587
29256 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
29259 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
29262 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
29263 (LIBGCC_SPEC): Don't define.
29264 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
29266 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
29268 PR rtl-optimization/38879
29269 * alias.c (base_alias_check): Unaligned access via AND address can
29270 alias all surrounding object types except those with sizes equal
29271 or wider than the size of unaligned access.
29273 2009-01-21 Dodji Seketeli <dodji@redhat.com>
29276 * c-decl.c (clone_underlying_type): Move this ...
29277 * c-common.c (set_underlying_type): ... here.
29278 Also, make sure the function properly sets TYPE_STUB_DECL() on
29279 the newly created typedef variant type.
29280 (is_typedef_decl ): New entry point.
29281 * tree.h: Added a new member member_types_needing_access_check to
29282 struct tree_decl_non_common.
29283 (set_underlying_type): New entry point.
29284 (is_typedef_type): Likewise.
29286 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
29288 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
29289 Check whether two instructions have memory references that
29290 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
29291 are helper functions for traversing.
29292 * alias.h (insn_alias_sets_confilict_p): New prototypes.
29293 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
29294 not to draw dependency edge for instructions with non-conflicting
29297 2009-01-20 Joseph Myers <joseph@codesourcery.com>
29300 * longlong.h: Update copyright years. Use soft-fp license notice.
29301 Sync __clz_tab declaration with glibc.
29303 2009-01-20 Steve Ellcey <sje@cup.hp.com>
29306 * doc/extend.texi (syscall_linkage): New.
29307 (version_id): Modify.
29309 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
29310 Richard Guenther <rguenther@suse.de>
29312 PR tree-optimization/38747
29313 PR tree-optimization/38748
29314 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
29315 conversion if the base address is an indirect reference and the
29316 aliasing sets could cause issues.
29318 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29320 * common.opt (fgraphite, fgraphite-identity): Add comment for
29321 explaining why these options are not documented.
29323 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29325 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
29326 gimple_call_lhs is NULL.
29328 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
29331 * emit-rtl.c (adjust_address_1): Make sure memref is never
29334 2009-01-20 Ben Elliston <bje@au.ibm.com>
29336 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29337 const qualifier from arg parameter. Remove unnecessary cast to char *.
29338 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29339 const qualifier from arg 2.
29341 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
29343 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
29345 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
29348 * rtl.h (reinit_regs): New prototype.
29349 * regclass.c: Include ira.h.
29350 (reinit_regs): New.
29351 * Makefile.in (regclass.o): Add ira.h.
29352 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
29354 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
29357 * c-common.c (handle_aligned_attribute): Use
29358 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
29359 default alignment value.
29361 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
29363 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
29364 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
29366 * doc/extend.texi: Update __attribute__ ((aligned)). Document
29367 __BIGGEST_ALIGNMENT__.
29369 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
29371 2009-01-18 Richard Guenther <rguenther@suse.de>
29373 PR tree-optimization/38819
29374 * tree-flow.h (operation_could_trap_helper_p): Declare.
29375 * tree-eh.c (operation_could_trap_helper_p): Export.
29376 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
29377 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
29378 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
29379 are about to insert a possibly trapping instruction and fail
29382 2009-01-18 Andreas Schwab <schwab@suse.de>
29384 * doc/install.texi (Configuration): Remove obsolete paragraph
29385 about use of --with-gnu-ld with --with-gnu-as.
29387 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
29389 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
29390 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
29391 Follow spelling conventions.
29393 2009-01-18 Ben Elliston <bje@au.ibm.com>
29395 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
29396 C++ warning about implicit conversion from void * to struct
29398 (bitmap_obstack_free): Likewise for bitmap_element *.
29399 * Makefile.in (bitmap.o-warn): Remove.
29401 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
29403 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
29405 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
29406 Tobias Grosser <tobi.grosser@amd.com>
29408 * graphite.c (graphite_trans_scop_block): Do not block single
29411 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
29413 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
29414 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
29415 test with assertion.
29417 2009-01-16 Richard Guenther <rguenther@suse.de>
29419 PR tree-optimization/38835
29420 PR middle-end/36227
29421 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
29422 and INT + PTR -> (INT)(PTR p+ INT) folding.
29423 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
29425 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
29428 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
29429 the subreg from a lowpart subreg if it is also casting the value.
29431 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29432 Tobias Grosser <tobi.grosser@amd.com>
29434 * graphite.c (compare_prefix_loops): New.
29435 (build_scop_canonical_schedules): Rewritten.
29436 (graphite_transform_loops): Move build_scop_canonical_schedules
29437 after build_scop_iteration_domain.
29439 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29440 Tobias Grosser <tobi.grosser@amd.com>
29442 * graphite.c (add_conditions_to_domain): Add the loops to
29443 the dimension of the iteration domain. Do copy the domain
29444 only when it exists.
29445 (build_scop_conditions_1): Do not call add_conditions_to_domain.
29446 (add_conditions_to_constraints): New.
29447 (can_generate_code_stmt, can_generate_code): Removed.
29448 (gloog): Do not call can_generate_code.
29449 (graphite_transform_loops): Call add_conditions_to_constraints
29450 after building the iteration domain.
29452 2009-01-16 Jakub Jelinek <jakub@redhat.com>
29454 PR tree-optimization/38789
29455 * tree-ssa-threadedge.c
29456 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
29457 __builtin_constant_p.
29459 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
29461 * dce.c (delete_unmarked_insns): Reversed the order that insns are
29462 examined before deleting them.
29464 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
29466 * function.c (aggregate_value_p): Correctly extract the function
29467 type from CALL_EXPR_FN lookup.
29469 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29471 * config/picochip/picochip.c (picochip_override_options): Revert
29472 CFI asm flag disable commited previously.
29474 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
29475 Tobias Grosser <tobi.grosser@amd.com>
29476 Jan Sjodin <jan.sjodin@amd.com>
29478 * graphite.c (scan_tree_for_params): On substractions negate
29479 all the coefficients of the term.
29480 (clast_to_gcc_expression_red): New. Handle reduction expressions
29481 of more than two operands.
29482 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
29483 (get_vdef_before_scop): Handle also the case of default definitions.
29485 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
29487 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
29488 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
29489 Also use them when walking CALL_INSN_FUNCTION_USAGE.
29491 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
29492 Joey Ye <joey.ye@intel.com>
29494 PR middle-end/37843
29495 * cfgexpand.c (expand_stack_alignment): Don't update stack
29496 boundary nor check incoming stack boundary here.
29497 (gimple_expand_cfg): Update stack boundary and check incoming
29498 stack boundary here.
29500 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
29502 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
29504 2009-01-14 Jakub Jelinek <jakub@redhat.com>
29506 PR rtl-optimization/38245
29507 * calls.c (expand_call): Add stack arguments to
29508 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29509 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
29510 in regs and partially in memory or BLKmode arguments.
29511 (emit_library_call_value_1): Add stack arguments to
29512 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29513 ACCUMULATE_OUTGOING_ARGS).
29514 * dce.c: Include tm_p.h.
29515 (find_call_stack_args): New function.
29516 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
29518 (mark_insn): Call find_call_stack_args for CALL_Ps.
29519 (prescan_insns_for_dce): Walk insns backwards in bb rather than
29520 forwards. Allocate and free arg_stores bitmap if needed, pass it
29521 down to deletable_insn_p, don't mark stores set in arg_stores
29522 bitmap, clear the bitmap at the beginning of each bb.
29523 * Makefile.in (dce.o): Depend on $(TM_P_H).
29525 2009-01-14 Michael Meissner <gnu@the-meissners.org>
29528 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
29529 to make sure the insn is a conditional test (bug 22599). Reformat a
29532 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
29534 PR middle-end/38431
29535 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
29536 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
29537 (gloog): Do not call cleanup_tree_cfg.
29538 (graphite_transform_loops): Call cleanup_tree_cfg after all
29539 scops have been code generated.
29541 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
29542 * doc/gty.texi (Invoking the garbage collector): Added new node
29543 and section documenting ggc_collect.
29545 2009-01-14 Richard Guenther <rguenther@suse.de>
29547 PR tree-optimization/38826
29548 PR middle-end/38477
29549 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
29550 initialization notes only if we actually emitted a warning.
29551 (intra_create_variable_infos): Add constraints for a result decl
29552 that is passed by hidden reference.
29553 (build_pred_graph): Mark all related variables non-direct on
29556 2009-01-14 Nick Clifton <nickc@redhat.com>
29558 * ira-conflicts.c: Include addresses.h for the definition of
29560 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
29561 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
29563 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
29566 * Makefile.in (ira-lives.o): Add except.h.
29568 * ira-lives.c: Include except.h.
29569 (process_bb_node_lives): Process can_throw_internal.
29571 2009-01-13 Jakub Jelinek <jakub@redhat.com>
29573 PR rtl-optimization/38774
29574 * combine.c (simplify_set): When undoing cc_use change, don't do
29575 PUT_CODE on the newly created comparison, but instead put back the
29578 2009-01-13 Joseph Myers <joseph@codesourcery.com>
29580 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
29581 values. Remove duplicate arm8 entry.
29583 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29585 PR tree-optimization/38786
29586 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
29587 the SSA_NAME case of expand_scalar_variables_expr.
29588 Set the type of an expression to the type of its assign statement.
29589 (expand_scalar_variables_expr): Also gather the scalar computation
29590 used to index the memory access. Do not pass loop_p.
29591 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
29592 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
29593 the gimple_stmt_iterator where it inserts new code.
29594 Do not pass loop_p.
29595 (copy_bb_and_scalar_dependences): Do not pass loop_p.
29596 (translate_clast): Update call to copy_bb_and_scalar_dependences.
29598 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29600 * graphite.h (debug_value): Removed.
29601 * graphite.c (debug_value): Removed.
29603 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29605 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
29606 ldrd/strd with two 32-bit instructions.
29608 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29610 * config/arm/arm.c (struct processors): Pass for speed down into
29611 cost helper functions.
29612 (const_ok_for_op): Handle COMPARE and inequality nodes.
29613 (arm_rtx_costs_1): Rewrite.
29614 (arm_size_rtx_costs): Update prototype.
29615 (arm_rtx_costs): Pass speed down to helper functions.
29616 (arm_slowmul_rtx_costs): Rework cost calculations.
29617 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
29618 (arm_9e_rtx_costs): Likewise.
29620 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
29622 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
29623 relocations of local symbols wider than UNITS_PER_WORD are not valid.
29624 (alpha_legitimize_address): Do not split local symbols wider than
29625 UNITS_PER_WORD into HIGH/LO_SUM parts.
29627 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
29630 * gcc.c (process_command): Replace call to execvp with calls
29631 to pex_one and exit.
29633 2009-01-03 Anatoly Sokolov <aesok@post.ru>
29636 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
29637 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
29638 variant for devices with 3-byte PC.
29639 (__tablejump_elpm__): New.
29641 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29644 * c-parser.c (c_parser_postfix_expression): Allow `->' in
29645 offsetof member-designator, handle it as `[0].'.
29647 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29649 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
29650 function when not using named sections on targets with named sections
29651 if branch distance is less than 262132.
29653 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
29655 * combine.c (combine_instructions): Recompute
29656 optimize_this_for_speed_p for each BB in the main combine loop.
29658 2009-01-12 Tomas Bily <tbily@suse.cz>
29661 * tree-loop-distribution.c (prop_phis): New function.
29662 (generate_builtin): Call prop_phis.
29664 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29666 PR tree-optimization/38807
29667 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
29668 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
29670 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
29672 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
29673 subreg of op0 to the original op0.
29675 2009-01-11 Laurent GUERBY <laurent@guerby.net>
29677 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
29679 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
29682 * mips-tfile.c (parse_def): Fix parsing of def strings
29683 starting with digits.
29685 2009-01-10 Jakub Jelinek <jakub@redhat.com>
29688 * config/arm/arm.c (arm_is_long_call_p): Don't call
29689 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
29691 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
29693 * regrename.c (regrename_optimize): Fix dumping.
29694 (find_oldest_value_reg): Preserve REG_POINTER.
29695 (copy_hardreg_forward_1): Likewise.
29697 2009-01-09 Diego Novillo <dnovillo@google.com>
29699 * gimple.h (struct gimple_statement_base) <uid>: Document
29700 the restrictions on its use.
29701 (gimple_uid): Tidy.
29702 (gimple_set_uid): Tidy.
29704 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29706 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
29707 zero guard even if align_bytes != 0 and count is smaller than
29710 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
29712 PR rtl-optimization/38495
29713 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
29714 (add_range_and_copies_from_move_list): Print all added ranges.
29715 Add ranges to memory optimized destination.
29717 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29721 * config/i386/i386.c (override_options): Reject
29722 -mstringop-strategy=rep_8byte with -m32.
29723 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
29724 to 1. Do count comparison against epilogue_size_needed at compile
29725 time even when count_exp was constant forced into register. For
29726 size_needed don't jump to epilogue, instead just avoid aligning
29727 and invoke the body algorithm. If need_zero_guard, add zero guard
29728 even if count is non-zero, but smaller than size_needed + number of
29729 bytes that could be stored for alignment.
29730 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
29731 to 1. If need_zero_guard, add zero guard even if count is non-zero,
29732 but smaller than size_needed + number of bytes that could be stored
29733 for alignment. Compare size_needed with epilogue_size_needed instead
29734 of desired_align - align, don't adjust size_needed, pass
29735 epilogue_size_needed to the epilogue expanders.
29738 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
29740 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29742 * pa.c (last_address): Change to unsigned.
29743 (update_total_code_bytes): Change argument to unsigned. Don't
29744 check if insn addresses are set.
29745 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
29746 addresses are not set.
29747 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
29749 2009-01-09 Nick Clifton <nickc@redhat.com>
29751 * config/sh/symbian.c: Replace uses of DECL_INLINE with
29752 DECL_DECLARED_INLINE_P.
29754 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29756 PR middle-end/38347
29757 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
29758 GET_MODE (op0) in operand_subword_force calls.
29760 PR middle-end/38771
29761 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
29762 fold_convert arg0 operands to TREE_TYPE (op0) first.
29764 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
29766 * params.def (ira-max-conflict-table-size): Decrease default value
29769 2009-01-08 Jakub Jelinek <jakub@redhat.com>
29771 PR tree-optimization/37031
29772 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
29774 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
29775 allocate it using gc instead of heap, use VEC_quick_push instead of
29777 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
29778 instead of heap, use VEC_quick_push instead of VEC_safe_push.
29779 * tree-data-ref.h (struct access_matrix): Change matrix to gc
29780 allocated vector from heap allocated.
29781 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
29782 * tree-loop-linear.c (linear_transform_loops): Allocate nest
29783 vector only after perfect_loop_nest_depth call.
29785 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
29786 Jan Sjodin <jan.sjodin@amd.com>
29788 PR tree-optimization/38559
29789 * graphite.c (debug_value, copy_constraint,
29790 swap_constraint_variables, scale_constraint_variable, ): New.
29791 (get_lower_bound, get_upper_bound): Removed.
29792 (graphite_trans_bb_strip_mine): Clean up this code that works
29793 only for constant number of iterations. Fully copy upper and
29794 lower bound constraints, not only the constant part of them.
29795 * graphite.h (debug_value): Declared.
29797 2009-01-08 Ira Rosen <irar@il.ibm.com>
29799 PR tree-optimization/37194
29800 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
29801 Don't add the cost of cost model guard in prologue to scalar
29802 outside cost in case of known number of iterations.
29804 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
29805 Alan Modra <amodra@bigpond.net.au>
29807 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
29808 non-word-aligned REG+CONST addressing.
29810 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29813 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
29814 free_after_compilation when outputting a thunk.
29815 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
29816 Do not call free_after_compilation here.
29818 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29820 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
29821 (ix86_valid_target_attribute_inner_p): Ditto.
29823 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
29825 PR tree-optimization/38492
29826 PR tree-optimization/38498
29827 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
29828 * tree-chrec.h (scev_is_linear_expression): Declared.
29829 * graphite.c (graphite_cannot_represent_loop_niter): New.
29830 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
29831 (graphite_loop_normal_form): Use gcc_assert.
29832 (scan_tree_for_params): Use CASE_CONVERT.
29833 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
29834 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
29835 Use gcc_assert. Discard scops that contain unhandled cases.
29836 (build_scop_conditions): Return a boolean status for unhandled cases.
29837 (strip_mine_profitable_p): Print the loop number, not its depth.
29838 (is_interchange_valid): Pass the depth of the loop nest, don't
29839 recompute it wrongly.
29840 (graphite_trans_bb_block): Same.
29841 (graphite_trans_bb_block): Print tentative of loop blocking.
29842 (graphite_trans_scop_block): Do not print that the loop has been
29844 (graphite_transform_loops): Do not handle scops that contain condition
29847 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
29849 AVX Programming Reference (December, 2008)
29850 * config/i386/avxintrin.h (_mm256_stream_si256): New.
29851 (_mm256_stream_pd): Likewise.
29852 (_mm256_stream_ps): Likewise.
29854 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
29855 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
29856 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
29857 (bdesc_special_args): Add __builtin_ia32_movntdq256,
29858 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
29859 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
29860 (ix86_expand_special_args_builtin): Likewise.
29862 * config/i386/sse.md (AVXMODEDI): New.
29863 (avx_movnt<mode>): Likewise.
29864 (avx_movnt<mode>): Likewise.
29865 (<sse>_movnt<mode>): Remove AVX support.
29866 (sse2_movntv2di): Likewise.
29868 2009-01-07 Richard Guenther <rguenther@suse.de>
29870 PR middle-end/38751
29871 * fold-const.c (extract_muldiv): Remove obsolete comment.
29872 (fold_plusminus_mult_expr): Undo MINUS_EXPR
29873 to PLUS_EXPR canonicalization for the canonicalization.
29875 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
29877 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
29878 hosted cross-compilers generating less efficient code.
29880 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29882 * function.h (rtl_data): Add a dbr_scheduled_p field.
29883 * reorg.c (dbr_schedule): Set it.
29884 (gate_handle_delay_slots): Check it.
29885 * config/mips/mips.c (mips_base_delayed_branch): Delete.
29886 (mips_reorg): Check flag_delayed_branch instead of
29887 mips_base_delayed_branch.
29888 (mips_override_options): Don't set mips_base_delayed_branch
29889 or flag_delayed_branch.
29891 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29893 PR rtl-optimization/38426.
29894 * ira.c (ira): Set current_function_is_leaf earlier.
29896 2009-01-06 Jakub Jelinek <jakub@redhat.com>
29898 PR rtl-optimization/38722
29899 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
29900 too early, only set a flag and modify after last possible
29903 2009-01-06 Janis Johnson <janis187@us.ibm.com>
29906 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
29907 * real.c (decimal_single_format): Correct values of emin and emax.
29908 (decimal_double_format): Ditto.
29909 (decimal_quad_format): Ditto.
29910 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
29911 computation of DECnn_MIN and DECnn_MAX for corrected values of
29912 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
29913 __DECnn_MIN__, and adjust its computation for the corrected value
29916 2009-01-06 Jan Hubicka <jh@suse.cz>
29919 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
29921 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
29923 * doc/contrib.texi (Contributors): Slightly adjust the end note.
29924 Add Robert Clark to the list of testers.
29926 2009-01-06 Jan Hubicka <jh@suse.cz>
29927 Kai Tietz <kai.tietz@onevision.com>
29929 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
29930 * config/i386/i386.c (ix86_expand_call): Add clobbers.
29932 2009-01-06 Jan Hubicka <jh@suse.cz>
29933 Kai Tietz <kai.tietz@onevision.com>
29935 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
29937 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
29938 (ix86_nsaved_regs): Count only general purpose regs.
29939 (ix86_nsaved_sseregs): New.
29940 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
29941 to 16 for w64; compute padding and size of sse reg save area.
29942 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
29943 general purpose regs.
29944 (ix86_emit_save_sse_regs_using_mov): New.
29945 (ix86_expand_prologue): Save SSE regs if needed.
29946 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
29947 (ix86_emit_restore_sse_regs_using_mov): New.
29948 (ix86_expand_epilogue): Save SSE regs if needed.
29950 2009-01-06 Jan Hubicka <jh@suse.cz>
29951 Kai Tietz <kai.tietz@onevision.com>
29953 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
29954 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
29955 functions when accumulate outgoing args is off.
29957 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29960 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
29961 before using pseudos_have_intersected_live_ranges_p.
29963 * ira-int.h (ira_assert): Always define.
29965 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29967 AVX Programming Reference (December, 2008)
29968 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
29969 (_mm256_permute2_pd): Likewise.
29970 (_mm_permute2_ps): Likewise.
29971 (_mm256_permute2_ps): Likewise.
29972 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29973 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29975 * config/i386/i386.c (ix86_builtins): Remove
29976 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29977 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29978 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29979 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29980 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29981 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29982 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29983 __builtin_ia32_vpermil2ps256.
29984 (ix86_init_mmx_sse_builtins): Updated.
29985 (ix86_expand_args_builtin): Likewise.
29987 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29989 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29990 long absolute calls when generating PA 2.0 code.
29992 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29994 PR rtl-optimization/38583
29995 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29997 * params.def (ira-max-conflict-table-size): New.
29999 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30001 * ira.h (ira_conflicts_p): New external definition.
30003 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30004 table. Report this. Return result of building.
30005 (ira_build_conflicts): Use ira_conflicts_p. Check result of
30006 building conflict table.
30008 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
30009 (ira_color): Use ira_conflicts_p.
30011 * global.c: Include ira.h.
30012 (pseudo_for_reload_consideration_p, build_insn_chain): Use
30015 * Makefile.in (global.o): Add ira.h.
30017 * ira-build.c (mark_all_loops_for_removal,
30018 propagate_some_info_from_allocno): New.
30019 (remove_unnecessary_allocnos): Call
30020 propagate_some_info_from_allocno.
30021 (remove_low_level_allocnos): New.
30022 (remove_unnecessary_regions): Add parameter. Call
30023 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
30024 parameter to remove_unnecessary_regions.
30025 (ira_build): Remove all regions but root if the conflict table was
30026 not built. Update conflict hard regs for allocnos crossing calls.
30028 * ira.c (ira_conflicts_p): New global.
30029 (ira): Define and use ira_conflicts_p.
30031 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30032 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
30033 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
30035 2009-01-06 Ben Elliston <bje@au.ibm.com>
30037 * gengtype-lex.l (YY_NO_INPUT): Define.
30039 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
30042 * c-common.c (handle_vector_size_attribute): Also reject
30043 BOOLEAN_TYPE types.
30045 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
30047 PR tree-optimization/38492
30048 * graphite.c (rename_map_elt, debug_rename_elt,
30049 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
30050 rename_map_elt_info, eq_rename_map_elts,
30051 get_new_name_from_old_name, bb_in_sese_p): Moved around.
30052 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
30053 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
30054 (sese_build_livein_liveouts): New.
30055 (new_sese, free_sese): New.
30056 (new_scop): Call new_sese.
30057 (free_scop): Call free_sese.
30058 (rename_variables_from_edge, rename_phis_end_scop): Removed.
30059 (register_old_new_names): Renamed register_old_and_new_names.
30060 (register_scop_liveout_renames, add_loop_exit_phis,
30061 insert_loop_close_phis, struct igp,
30062 default_liveout_before_guard, add_guard_exit_phis,
30063 insert_guard_phis, copy_renames): New.
30064 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
30065 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
30066 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
30067 (scop_adjust_phis_for_liveouts): New.
30068 (gloog): Call scop_adjust_phis_for_liveouts.
30070 * graphite.h (struct sese): Documented. Added fields liveout,
30071 num_ver and livein.
30072 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
30073 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
30074 (struct scop): Added field liveout_renames.
30075 (SCOP_LIVEOUT_RENAMES): New.
30077 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30079 PR tree-optimization/38510
30080 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
30081 (translate_clast): Call recompute_all_dominators before
30083 (gloog): Call recompute_all_dominators before graphite_verify.
30085 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30086 Jan Sjodin <jan.sjodin@amd.com>
30088 PR tree-optimization/38500
30089 * graphite.c (create_sese_edges): Call fix_loop_structure after
30092 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
30094 * config.gcc: Add m32r*-*-rtems*.
30095 * config/m32r/rtems.h: New file.
30097 2009-01-05 Ben Elliston <bje@au.ibm.com>
30099 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
30100 (.po.pox): Likewise.
30101 (po/gcc.pot): Likewise.
30103 2009-01-04 David S. Miller <davem@davemloft.net>
30105 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
30106 (STARTING_FRAME_OFFSET): Always set to zero.
30108 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30110 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
30111 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
30112 fixed-point types, and vectors of the same.
30114 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30116 * config/mips/sync.md (*mb_barrier): Rename to...
30117 (*memory_barrier): ...this.
30119 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
30121 * doc/extend.texi (Function Attributes): Move @cindex after @item
30122 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
30123 and put in alphabetical order. Fix 'target' name and put in order.
30124 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
30127 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
30129 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
30130 (memory_barrier): Expand as unspec instead of unspec_volatile.
30131 Remove mem:BLK from insn operands. Use Pmode scratch register.
30132 (*memory_barrier): Define as unspec instead of unspec_volatile.
30133 Use (match_dup 0) as input operand.
30135 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
30136 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
30137 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
30138 scratch register. Remove operand 1.
30139 (*stbar): Define as unspec instead of unspec_volatile.
30140 Use (match_dup 0) as input operand, remove (const_int 8).
30141 (*membar): Define as unspec instead of unspec_volatile.
30142 Use (match_dup 0) as input operand, remove input operand 2.
30144 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
30145 (memory_barrier): Expand as unspec instead of unspec_volatile.
30146 Remove mem:BLK from insn operands. Use Pmode scratch register.
30147 (*memory_barrier): Define as unspec instead of unspec_volatile.
30148 Use (match_dup 0) as input operand.
30150 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
30151 Remove mem:BLK from insn operands. Use Pmode scratch register.
30152 Set volatile flag on operand 0.
30153 (*memory_barrier): New insn pattern.
30155 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
30157 (*memory_barrier): Use (match_dup 0) as input operand.
30159 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
30160 Remove mem:BLK from insn operands. Use Pmode scratch register.
30161 Set volatile flag on operand 0.
30162 (*mb_internal): New insn pattern.
30164 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
30166 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30168 PR middle-end/38586
30169 * function.c (struct temp_slot): Move to the section of the file
30170 that deals with temp slots. Remove field 'address'.
30171 (temp_slot_address_table): New hash table of address -> temp slot.
30172 (struct temp_slot_address_entry): New struct, items for the table.
30173 (temp_slot_address_compute_hash, temp_slot_address_hash,
30174 temp_slot_address_eq, insert_temp_slot_address): Support functions
30176 (find_temp_slot_from_address): Rewrite to use the new hash table.
30177 (remove_unused_temp_slot_addresses): Remove addresses of temp
30178 slots that have been made available.
30179 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
30180 worker function for remove_unused_temp_slot_addresses.
30181 (assign_stack_temp_for_type): Don't clear the temp slot address list.
30182 Add the temp slot address to the address -> temp slot map.
30183 (update_temp_slot_address): Update via insert_temp_slot_address.
30184 (free_temp_slots): Call remove_unused_temp_slot_addresses.
30185 (pop_temp_slots): Likewise.
30186 (init_temp_slots): Allocate the address -> temp slot map, or empty
30187 the map if it is already allocated.
30188 (prepare_function_start): Initialize temp slot processing.
30190 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30192 PR middle-end/38584
30193 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
30194 Calculate the size of all stack vars assuming no packing of stack
30195 vars will happen, replacing a quadratic algorithm with a linear one.
30197 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30200 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
30203 2009-01-03 Diego Novillo <dnovillo@google.com>
30205 * doc/contrib.texi: Update contributions.
30207 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30210 * builtins.c (fold_builtin_memory_op): Give up if either operand
30211 is volatile. Set srctype or desttype to non-qualified version
30215 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
30216 and FUNCTION_DECLs.
30218 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
30220 PR rtl-optimization/35805
30221 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
30222 problem if fast dce is able to remove any instructions.
30223 * dce.c (dce_process_block): Fix dump message.
30225 2009-01-02 Mark Mitchell <mark@codesourcery.com>
30228 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
30230 2009-01-02 Jakub Jelinek <jakub@redhat.com>
30232 PR middle-end/38690
30233 * tree-flow.h (op_code_prio, op_prio): New prototypes.
30234 * tree-pretty-print.c (op_code_prio): New function.
30235 (op_prio): No longer static. Use op_code_prio.
30236 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
30237 Use op_prio and op_code_prio to determine if () should be
30238 printed around operand(s) or not.
30240 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
30241 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
30242 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
30243 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
30244 pp_character instead of pp_string for single letter printing.
30246 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30248 * doc/extend.texi: Fix '#pragma GCC option' typo.
30250 2009-01-02 Richard Guenther <rguenther@suse.de>
30252 * doc/install.texi (--enable-checking): Mention different
30253 default for stage1.
30254 (--enable-stage1-checking): Document.
30256 2009-01-01 Andrew Pinski <pinskia@gmail.com>
30258 PR middle-end/30142
30259 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
30260 case to be an error.
30262 2009-01-02 Ben Elliston <bje@au.ibm.com>
30264 * config/fp-bit.h (pack_d): Constify argument.
30265 * config/fp-bit.c (makenan): Constify return type. Remove casts.
30266 (isnan): Constify argument.
30268 (iszero): Likewise.
30269 (pack_d): Likewise.
30270 (_fpadd_parts): Constify return type.
30271 (_fpmul_parts): Likewise.
30272 (_fpdiv_parts): Likewise.
30274 2009-01-01 Jakub Jelinek <jakub@redhat.com>
30277 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
30278 warn about overwriting initializer with side-effects or
30279 -Woverride-init if !IMPLICIT.
30280 (output_init_element): Likewise. Pass IMPLICIT down to
30282 (process_init_element): Add IMPLICIT argument. Pass it down
30283 to output_init_element.
30284 (push_init_element, pop_init_level, set_designator): Adjust
30285 process_init_element callers.
30286 (set_nonincremental_init, set_nonincremental_init_from_string):
30287 Adjust add_pending_init callers.
30288 (output_pending_init_elements): Adjust output_init_element callers.
30289 * c-tree.h (process_init_element): Adjust prototype.
30290 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
30291 process_init_element callers.
30294 Copyright (C) 2009 Free Software Foundation, Inc.
30296 Copying and distribution of this file, with or without modification,
30297 are permitted in any medium without royalty provided the copyright
30298 notice and this notice are preserved.