1 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
4 zero if no overlap in nonzero bits between the operands.
6 2009-04-24 Ian Lance Taylor <iant@google.com>
8 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9 (record_dead_and_set_regs): Likewise.
10 * df.h (struct df_mw_hardreg): Change flags field to int.
11 (struct df_base_ref): Likewise.
12 (struct df): Change changeable_flags field to int.
13 * df-scan.c (df_defs_record): Change clobber_flags to int.
14 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15 constants rather than #define macros.
16 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
18 (enum dwarf_calling_convention): Likewise.
19 (enum dwarf_line_number_x_ops): Likewise.
20 (enum dwarf_call_frame_info): Likewise.
21 (enum dwarf_source_language): Likewise.
22 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23 (add_calling_convention_attribute): Likewise.
24 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum
26 (combine_comparisons): Change compcode to int. Add cast to enum
28 * genrecog.c (maybe_both_true_2): Change c to int.
29 (write_switch): Likewise. Add cast to enum type.
30 * gimplify.c (gimplify_omp_for): Handle return values from
31 gimplify_expr using MIN rather than bitwise or.
32 (gimplify_expr): Add cast to enum type.
33 * ipa-prop.c (update_jump_functions_after_inlining): Change
34 IPA_BOTTOM to IPA_JF_UNKNOWN.
35 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to
36 int. Add casts to enum type.
37 (setup_cover_and_important_classes): Change cl to int. Add casts
39 (setup_class_translate): Change cl and mode to int.
40 (ira_init_once): Change mode to int.
41 (free_register_move_costs): Likewise.
42 (setup_prohibited_mode_move_regs): Add casts to enum type.
43 * langhooks.c (add_builtin_function_common): Rework assertion that
45 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
46 * omega.c (omega_do_elimination): Avoid math on enum types.
47 * optabs.c (expand_vec_shift_expr): Remove casts to int.
48 * opts.c (set_debug_level): Change 2 to enum constant. Use new
49 int local to handle integral_argment value.
50 * regmove.c (try_auto_increment): Change PUT_MODE to
52 * reload.c (push_secondary_reload): Add casts to enum type.
53 (secondary_reload_class, find_valid_class): Likewise.
54 * reload1.c (emit_input_reload_insns): Likewise.
55 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
56 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
57 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
59 * tree.c (build_common_builtin_nodes): Add casts to enum type.
60 * tree-complex.c (complex_lattice_t): Typedef to int rather than
62 (expand_complex_libcall): Add casts to enum type.
63 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
64 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
65 with ERROR_MARK, not NUM_TREE_CODES.
66 (vect_create_epilog_for_reduction): Likewise.
67 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
68 When not using it, set it to ERROR_MARK rather than
70 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
72 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
73 vect_unused_in_loop. Change 0 to loop_vect.
74 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum
76 * var-tracking.c (get_init_value): Change return type to enum
78 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
79 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
81 (arm_override_options): Add casts to enum type.
82 (arm_emit_tls_decoration): Likewise.
83 * config/i386/i386.c (ix86_function_specific_restore): Add casts
85 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
86 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
87 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
89 * config/s390/s390.c (code_for_builtin_64): Change to array of
91 (code_for_builtin_31): Likewise.
92 (s390_expand_builtin): Change code_for_builtin to enum insn_code
94 * config/sparc/sparc.c (sparc_override_options): Change value
95 field in struct code_model to enum cmodel. In initializer change
96 0 to NULL and add cast to enum type.
98 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
99 Change all callers. Issue a -Wc++-compat warning using
100 lhs_origtype if necessary.
101 (convert_for_assignment): Issue -Wc++-compat warnings about
102 invalid conversions to enum type on assignment.
103 * c-common.h (build_modify_expr): Update declaration.
105 2009-04-24 Nick Clifton <nickc@redhat.com>
107 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
108 (function_arg_advance): Likewise.
109 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
112 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
114 * config/s390/constraints.md ('I', 'J'): Fix condition.
116 2009-04-24 Diego Novillo <dnovillo@google.com>
118 * gengtype-parse.c (parse_error): Add newline after message.
120 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
122 * config/i386/sse.md (avxmodesuffixs): Removed.
123 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
124 (*avx_pinsr<ssevecsize>): This.
126 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
128 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
129 follow chains of regs with a single definition, and allow expressions
130 that are function_invariant_p.
131 (simple_rhs_p): Allow expressions that are function_invariant_p.
133 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
136 * fold-const.c (fold_cond_expr_with_comparison): When folding
137 > and >= to MAX, make sure the MAX uses the same type as the
138 comparison's operands.
140 2009-04-24 Nick Clifton <nickc@redhat.com>
142 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
143 addressing for DImode accesses.
144 (frv_print_operand_address): Handle PLUS case.
145 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as
148 2009-04-24 Jakub Jelinek <jakub@redhat.com>
150 PR rtl-optimization/39794
151 * alias.c (canon_true_dependence): Add x_addr argument.
152 * rtl.h (canon_true_dependence): Adjust prototype.
153 * cse.c (check_dependence): Adjust canon_true_dependence callers.
154 * cselib.c (cselib_invalidate_mem): Likewise.
155 * gcse.c (compute_transp): Likewise.
156 * dse.c (scan_reads_nospill): Likewise.
157 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
158 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
159 canon_base_addr of the group, plus optional offset.
160 (struct group_info): Rename canon_base_mem to
162 (get_group_info): Set canon_base_addr to canon_rtx of base, not
163 canon_rtx of base_mem.
165 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
167 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
168 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
170 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
172 * config/spu/spu-builtins.h: Delete file.
174 * config/spu/spu.h (enum spu_builtin_type): Move here from
176 (struct spu_builtin_description): Likewise. Add GTY marker.
177 Do not use enum spu_function_code or enum insn_code.
178 (spu_builtins): Add extern declaration.
180 * config/spu/spu.c: Do not include "spu-builtins.h".
181 (enum spu_function_code, enum spu_builtin_type_index,
182 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
183 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
184 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
185 unsigned_V2DI_type_node): Move here from spu-builtins.h.
186 (spu_builtin_types): Make static. Add GTY marker.
187 (spu_builtins): Add extern declaration with GTY marker.
190 * config/spu/spu-c.c: Do not include "spu-builtins.h".
191 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
192 Check programmatically whether all parameters are scalar.
194 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
196 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
198 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
199 assignment from the constructor either if the target is volatile.
201 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
203 * config/arm/arm.md (insv): Do not share operands[0].
205 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
207 * config/vxlib-tls.c (active_tls_threads): Delete.
208 (delete_hook_installed): New.
209 (tls_delete_hook): Don't delete the delete hook.
210 (tls_destructor): Delete it here.
211 (__gthread_set_specific): Adjust installing the delete hook.
212 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
213 __gthread_leave_tsd_dtor_context.
215 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
217 * c-format.c (gcc_tdiag_char_table): Add support for %E.
219 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
221 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
223 (alpha_rtx_costs): Ditto.
224 (emit_unlikely_jump): Use add_reg_note.
225 (emit_frame_store_1): Ditto.
226 (alpha_expand_prologue): Ditto.
227 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
228 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
230 2009-04-23 Nick Clifton <nickc@redhat.com>
232 * config/v850/v850.md (epilogue): Remove suppressed code.
233 (return): Rename to return_simple and remove test of frame size.
234 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
235 to gen_return_simple.
237 2009-04-22 Jing Yu <jingyu@google.com>
240 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
242 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
245 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
246 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
247 value is a VECTOR_CST, the element type is the element type of the
250 2009-04-22 DJ Delorie <dj@redhat.com>
252 * config/m32c/m32c.h: Update GTY annotations to new syntax.
254 2009-04-22 Jakub Jelinek <jakub@redhat.com>
256 * alias.c (find_base_term): Move around LO_SUM case, so that
257 CONST falls through into PLUS/MINUS handling.
260 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
261 into 0, use omit_one_operand.
263 2009-04-23 Ben Elliston <bje@au.ibm.com>
265 * config/rs6000/linux-unwind.h (get_regs): Remove type
266 puns. Change the type of `pc' to an array of unsigned ints and
267 update all users. Constify frame24.
269 2009-04-22 DJ Delorie <dj@redhat.com>
271 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
272 declarations before code.
273 (current_function_special_page_vector): Likewise.
274 (m32c_expand_insv): Silence a warning.
276 2009-04-21 Taras Glek <tglek@mozilla.com>
278 * alias.c: Update GTY annotations to new syntax.
279 * basic-block.h: Likewise.
280 * bitmap.h: Likewise.
281 * c-common.h: Likewise.
282 * c-decl.c: Likewise.
283 * c-parser.c: Likewise.
284 * c-pragma.c: Likewise.
285 * c-tree.h: Likewise.
286 * cfgloop.h: Likewise.
287 * cgraph.h: Likewise.
288 * config/alpha/alpha.c: Likewise.
289 * config/arm/arm.h: Likewise.
290 * config/avr/avr.h: Likewise.
291 * config/bfin/bfin.c: Likewise.
292 * config/cris/cris.c: Likewise.
293 * config/darwin.c: Likewise.
294 * config/frv/frv.c: Likewise.
295 * config/i386/i386.c: Likewise.
296 * config/i386/i386.h: Likewise.
297 * config/i386/winnt.c: Likewise.
298 * config/ia64/ia64.h: Likewise.
299 * config/iq2000/iq2000.c: Likewise.
300 * config/mips/mips.c: Likewise.
301 * config/mmix/mmix.h: Likewise.
302 * config/pa/pa.c: Likewise.
303 * config/pa/pa.h: Likewise.
304 * config/rs6000/rs6000.c: Likewise.
305 * config/s390/s390.c: Likewise.
306 * config/sparc/sparc.c: Likewise.
307 * config/xtensa/xtensa.c: Likewise.
308 * cselib.h: Likewise.
309 * dbxout.c: Likewise.
310 * dwarf2out.c: Likewise.
311 * except.c: Likewise.
312 * except.h: Likewise.
313 * fixed-value.h: Likewise.
314 * function.c: Likewise.
315 * function.h: Likewise.
316 * gimple.h: Likewise.
317 * integrate.c: Likewise.
318 * optabs.c: Likewise.
319 * output.h: Likewise.
322 * stringpool.c: Likewise.
323 * tree-data-ref.c: Likewise.
324 * tree-flow.h: Likewise.
325 * tree-scalar-evolution.c: Likewise.
326 * tree-ssa-address.c: Likewise.
327 * tree-ssa-alias.h: Likewise.
328 * tree-ssa-operands.h: Likewise.
331 * varasm.c: Likewise.
332 * varray.h: Likewise.
334 * coretypes.h: Do not define GTY macro if it is already defined.
335 * doc/gty.texi: Update GTY documentation to new syntax.
336 * gengtype-lex.l: Enforce attribute-like syntax for GTY
337 annotations on structs.
338 * gengtype-parse.c: Likewise.
340 2009-04-22 Mark Heffernan <meheff@google.com>
342 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
344 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
346 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
349 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
351 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
352 the same as a PLUS without a shift. Increase the cost of a
355 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
357 * Makefile.in: Update dependencies.
358 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
359 * errors.h: Remove bogus comment about compatibility.
360 (warning): Update declaration.
361 * genautomata.c: Update all calls to warning.
362 * gimple.c: Do not include errors.h. Include toplev.h.
363 * tree-ssa-structalias.c: Do not include errors.h.
365 * tree-ssa-reassoc.c: Likewise.
366 * config/spu/spu-c.c: Likewise.
367 * config/spu/t-spu-elf: Update dependencies.
369 2009-04-22 Richard Guenther <rguenther@suse.de>
371 PR tree-optimization/39824
372 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
373 make sure the types are compatible.
375 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
378 * c-common.c (c_parse_error): Take a token_flags parameter.
379 Use token_type for the token type instead.
380 Pass token_flags to cpp_type2name.
381 * c-common.h (c_parse_error): Update declaration.
382 * c-parser.c (c_parser_error): Pass 0 as token flags.
384 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
386 PR rtl-optimization/39580
387 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
389 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
391 * function.c (expand_function_end): Do not emit a jump to the "naked"
392 return label for fall-through returns.
393 * except.c (sjlj_emit_function_exit): Always place the call to the
394 unregister function at the location installed by expand_function_end.
396 2009-04-22 Richard Guenther <rguenther@suse.de>
398 PR tree-optimization/39845
399 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
400 (gen_inbound_check): Likewise.
402 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
404 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
406 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
407 * config/vxlib.c (__gthread_once): Add race guard for PPC.
409 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
411 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
412 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
413 shift counts to avoid out-of-bounds array accesses.
415 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
417 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
420 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
422 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
423 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
424 GET_CODE macro. Use IN_RANGE macro where appropriate.
425 * config/alpha/alpha.h: Ditto.
426 * config/alpha/alpha.md: Ditto.
427 * config/alpha/constraints.md: Ditto.
428 * config/alpha/predicates.md: Ditto.
430 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
432 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
433 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
434 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
435 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
436 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
437 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
438 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
439 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
440 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
441 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
442 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
443 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
444 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
445 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
446 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
447 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
448 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
449 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
450 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
451 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
452 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
453 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
454 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
455 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
456 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
457 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
458 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
460 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
462 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
463 references from comments.
464 * cfgbuild.c: (count_basic_blocks): Delete.
465 (find_basic_blocks_1): Delete.
466 (find_basic_blocks): Delete.
467 * except.c (finish_eh_generation): Make static. Move comment from
468 except.h here. Remove find_basic_blocks references from comments.
469 * except.h (finish_eh_generation): Delete.
470 * basic-block.h (find_basic_blocks): Delete.
471 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
473 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
475 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
476 (sdbout_parms): Likewise.
478 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
480 * config/sh/sh.c (prepare_cbranch_operands): Use
481 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
482 (expand_cbranchdi4): Likewise.
483 (from_compare): Add cast to enum type.
484 (expand_cbranchsi4): Use add_reg_note.
485 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
486 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
487 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
488 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
489 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
490 instead of CODE_FOR_nothing.
491 (cbranchdi4): Likewise. Fix the order of arguments for
493 (push_fpscr): Use add_reg_note.
494 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
495 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
497 2009-04-21 Joseph Myers <joseph@codesourcery.com>
499 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
500 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
501 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
502 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
503 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
504 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
505 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
506 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
507 config/alpha/x-vms, config/arc/t-arc,
508 config/arm/README-interworking, config/arm/arm-c.c,
509 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
510 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
511 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
512 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
513 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
514 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
515 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
516 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
517 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
518 config/cris/t-elfmulti, config/crx/t-crx,
519 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
520 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
521 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
522 config/h8300/t-h8300, config/i386/athlon.md,
523 config/i386/darwin-libgcc.10.4.ver,
524 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
525 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
526 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
527 config/i386/t-linux64, config/i386/t-nwld,
528 config/i386/t-rtems-i386, config/i386/t-sol2-10,
529 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
530 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
531 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
532 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
533 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
534 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
535 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
536 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
537 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
538 config/m68k/t-uclinux, config/mcore/t-mcore,
539 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
540 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
541 config/mips/crtn.asm, config/mips/irix-crti.asm,
542 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
543 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
544 config/mips/mips-fixed.md, config/mips/sb1.md,
545 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
546 config/mips/t-iris6, config/mips/t-isa3264,
547 config/mips/t-libgcc-mips16, config/mips/t-linux64,
548 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
549 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
550 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
551 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
552 config/mn10300/t-linux, config/mn10300/t-mn10300,
553 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
554 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
555 config/picochip/libgccExtras/clzsi2.asm,
556 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
557 config/rs6000/darwin-libgcc.10.4.ver,
558 config/rs6000/darwin-libgcc.10.5.ver,
559 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
560 config/rs6000/t-aix43, config/rs6000/t-aix52,
561 config/rs6000/t-darwin, config/rs6000/t-fprules,
562 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
563 config/rs6000/t-lynx, config/rs6000/t-netbsd,
564 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
565 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
566 config/rs6000/t-rtems, config/rs6000/t-spe,
567 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
568 config/score/t-score-elf, config/sh/divcost-analysis,
569 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
570 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
571 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
572 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
573 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
574 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
575 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
576 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
577 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
578 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
579 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
580 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
581 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
582 limitx.h, version.c, xcoff.h: Add copyright and license notices.
583 * config/h8300/genmova.sh: Include copyright and license notices
585 * config/h8300/mova.md: Regenerate.
586 * doc/install.texi2html: Include word "Copyright" in copyright
587 notice and use name "Free Software Foundation, Inc.".
588 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
589 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
590 ChangeLog-2007, ChangeLog-2008: Correct dates.
592 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
594 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
595 NE_EXPR operations as well.
596 * c-parser.c (c_parser_condition): Do not set location information on
598 (c_parser_conditional_expression): Likewise.
599 (c_parser_binary_expression): Set location information on operators.
600 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
601 TRUTH_NOT_EXPR has been folded.
602 * fold-const.c (fold_truth_not_expr): Copy location information from
603 the incoming expression to the outgoing one.
604 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
605 recursive calls on the LHS of the operator but pass that of the
606 operator to recursive calls on the RHS of the operator. Set it
608 (shortcut_cond_expr): Set the locus of the operator on the second
609 COND_EXPR and that of the expression on the first in degenerate cases.
610 Pass the locus of the expression to calls to shortcut_cond_r.
611 Set the locus of the 'then' block on the associated jump, if any.
612 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
613 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
614 expression to call to gimplify_boolean_expr.
616 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
618 * config.gcc: Add additional configuration for
619 i686-w64-mingw* and x86_64-w64-mingw* triplet.
620 * config/i386/mingw-w64.h: New mingw-w64 specific header.
621 (CPP_SPEC): Redefine for allowing -municode option.
622 (STARTFILE_SPEC): Likewise.
623 * config/i386/t-mingw-w64: New.
624 * config/i386/mingw-w64.opt: New.
625 (municode): Add new target option.
626 * doc/invoke.texi (municode): Add documentation for new option.
628 2009-04-21 Ian Lance Taylor <iant@google.com>
630 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
631 Correct test for number of arguments.
632 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
634 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
636 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
637 argument of emit_library_call.
639 2009-04-21 Richard Guenther <rguenther@suse.de>
642 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
643 inside VIEW_CONVERT_EXPRs.
645 2009-04-21 Martin Jambor <mjambor@suse.cz>
647 * tree-switch-conversion.c (build_constructors): Split a long line.
648 (constructor_contains_same_values_p): New function.
649 (build_one_array): Create assigns of constants if possible, do not
650 call mark_sym_for_renaming, call update_stmt.
651 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
652 make_rename_temp. Do not call mark_symbols_for_renaming, call
654 (gen_def_assigns): Do not call mark_symbols_for_renaming or
655 find_new_referenced_vars, call update_stmt.
656 (gen_inbound_check): Use create_tmp_var and create ssa names manually
657 instead of calling make_rename_temp. Do not call
658 find_new_referenced_vars or mark_symbols_for_renaming, call
661 2009-04-21 Richard Guenther <rguenther@suse.de>
663 PR tree-optimization/39827
664 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
665 (tree_ssa_phiprop): Pass the correct array size.
667 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
669 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
671 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
674 * c-typeck.c (lvalue_p): Move declaration ...
675 * c-common.h (lvalue_p): ... to here.
676 * c-common.c (candidate_equal_p): New.
678 (merge_tlist): Use it.
679 (warn_for_collisions_1): Likewise.
680 (warning_candidate_p): Accept more candidates.
681 (verify_tree): A warning candidate can be an expression. Use
684 2009-04-21 Ben Elliston <bje@au.ibm.com>
687 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
688 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
689 options. Remove -mcall-solaris documentation.
691 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
694 * doc/invoke.texi (-Wlong-long): Update description.
695 * c-lex (interpret_integer): Only warn if there was no previous
696 overflow and -Wlong-long is enabled.
697 * c-decl.c (declspecs_add_type): Drop redundant flags.
698 * c.opt (Wlong-long): Init to -1.
699 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
700 and front-end warn_long_long. Wlong-long only depends on other
701 flags if it is uninitialized.
702 * c-parser.c (disable_extension_diagnostics): warn_long_long is
703 the same for CPP and FE.
704 (restore_extension_diagnostics): Likewise.
706 2009-04-20 Ian Lance Taylor <iant@google.com>
708 Fix enum conversions which are invalid in C++:
709 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
710 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
711 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
712 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
713 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
714 (dbxout_parms): Likewise.
715 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
716 (df_clear_flags): Likewise.
717 * df-problems.c (df_rd_bb_local_compute_process_def): Change
718 top_flag parameter to int.
719 (df_chain_create_bb_process_use): Likewise.
720 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
722 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
723 (df_ref_create_structure, df_def_record_1): Likewise.
724 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
725 (df_notes_rescan): Change 0 to VOIDmode in function call.
726 (df_get_call_refs, df_insn_refs_collect): Likewise.
727 (df_bb_regs_collect): Likewise.
728 (df_entry_block_defs_collect): Likewise.
729 (df_exit_block_uses_collect): Likewise.
730 * df.h: Update declarations.
731 * double-int.c (double_int_divmod): Add cast to enum type.
732 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
733 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
734 (based_loc_descr): Likewise.
735 (loc_descriptor_from_tree_1): Change first_op and second_op to
736 enum dwarf_location_atom. Add cast to enum type.
737 * expmed.c (init_expmed): Change 0 to SET in function call.
738 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
739 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
740 (do_store_flag): Likewise.
741 * fixed-value.h (struct fixed_value): Change mode to enum
743 * function.c (assign_parms): Change 0 to VOIDmode in function call.
744 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
746 (insert_insn_decl, insert_decl, insert_state): Likewise.
747 (automata_list_finish): Likewise.
748 * genrecog.c (process_define_predicate): Add cast to enum type.
749 * gensupport.c (init_predicate_table): Add cast to enum type.
750 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
752 (gimple_build_call_1, gimple_build_label): Likewise.
753 (gimple_build_goto, gimple_build_asm_1): Likewise.
754 (gimple_build_switch_1, gimple_build_cdt): Likewise.
755 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
756 (enum fallback): Rename from enum fallback_t.
757 (fallback_t): Typedef as int.
758 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
759 GSI_SAME_STMT in function call.
760 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
762 (setup_reg_class_relations): Likewise.
763 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
764 (setup_prohibited_class_mode_regs): Add cast to enum type.
765 (setup_prohibited_mode_move_regs): Likewise.
766 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
767 (record_address_regs): Change i to enum reg_class.
768 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
769 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
770 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
771 (GET_MODE_2XWIDER_MODE): Likewise.
772 (GET_CLASS_NARROWEST_MODE): Likewise.
773 * omp-low.c (expand_omp_for): Add cast to enum type.
774 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
775 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
776 * postreload.c (reload_cse_simplify_operands): Change rclass local
778 * predict.c (combine_predictions_for_insn): Change best_predictor
779 and predictor to enum br_predictor.
780 (combine_predictions_for_bb): Likewise.
781 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
782 use SET_PREDICT_EXPR_OUTCOME.
783 * real.c (real_arithmetic): Change icode to code in function call.
784 * reginfo.c (init_move_cost): Add casts to enum type.
785 (init_reg_sets_1, init_fake_stack_mems): Likewise.
786 * regmove.c (regclass_compatible_p): Change class0 and class1 to
788 * reload.c (find_valid_class): Add casts to enum type.
789 (push_reload): Change 0 to NO_REGS in function call.
790 (find_reloads): Change this_alternative to array of enum
791 reg_class. Remove some now-unnecessary casts.
792 (make_memloc): Change 0 to VOIDmode in function call.
793 * reload1.c (reload): Change 0 to VOIDmode in function call.
794 (eliminate_regs_1, elimination_effects): Likewise.
795 (eliminate_regs_in_insn): Likewise.
796 (emit_input_reload_insns): Add cast to enum type.
797 (delete_output_reload): Change 0 to VOIDmode in function call.
798 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
799 to enum type in function call.
800 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
801 (SET_PREDICT_EXPR_OUTCOME): Define.
802 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
803 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
804 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
805 (dump_function): Likewise.
806 * tree-dump.h: Update declarations.
807 * tree-pass.h: Update declarations.
808 * varasm.c (assemble_integer): Change mclass to enum mode_class.
809 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
811 (arm_rtx_costs_1): Correct parenthesization.
812 (arm_rtx_costs): Add casts to enum type.
813 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
814 (vfp_emit_fstmd): Use add_rg_note.
815 (emit_multi_reg_push, emit_sfm): Likewise.
816 (thumb_set_frame_pointer): Likewise.
817 (arm_expand_prologue): Likewise.
818 (arm_regno_class): Change return type to enum reg_class.
819 (thumb1_expand_prologue): Use add_reg_note.
820 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
821 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
823 * config/arm/gentune.sh: Add cast to enum type.
824 * config/arm/arm-tune.md: Rebuild.
825 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
826 (ix86_split_fp_branch, predict_jump): Likewise.
827 (ix86_expand_multi_arg_builtin): Change sub_code from enum
828 insn_code to enum rtx_code.
829 (ix86_builtin_vectorized_function): Add cast to enum type.
830 * config/i386/i386.md (truncdfsf2): Change slot to enum
832 (truncxf<mode>2, isinf<mode>2): Likewise.
833 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
835 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
836 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
837 (insert_bundle_state): Change 1 to INSERT in function call.
838 (ia64_add_bundle_selector_before): Likewise.
839 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
840 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
841 (restore_stack_nonlocal): Likewise.
842 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
844 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
846 (mips_rtx_costs): Likewise.
847 (mips_override_options): Add casts to enum type.
848 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
850 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
851 (store_reg, set_reg_plus_d): Likewise.
852 (hppa_expand_prologue, hppa_profile_hook): Likewise.
853 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
855 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
857 (emit_unlikely_jump): Use add_reg_note.
858 (rs6000_emit_allocate_stack): Likewise.
859 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
860 (output_toc): Change 1 to INSERT in function call.
861 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
862 (rs6000_initialize_trampoline): Likewise.
863 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
865 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
866 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
867 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
868 (save_gprs): Use add_reg_note.
869 (s390_emit_prologue): Likewise.
870 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
871 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
872 (sparc_fold_builtin): Add cast to enum type.
873 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
875 (spu_expand_prologue): Use add_reg_note.
876 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
878 2009-04-20 Ian Lance Taylor <iant@google.com>
880 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
881 (c_parser_postfix_expression_after_primary): Get VEC for list of
882 arguments. Get original types of arguments. Call
883 build_function_call_vec.
884 (cached_expr_list_1, cached_expr_list_2): New static variables.
885 (c_parser_expr_list): Change return type to VEC *. Add
886 p_orig_types parameter. Change all callers.
887 (c_parser_release_expr): New static function.
888 (c_parser_vec_to_tree_list): New static function.
889 * c-typeck.c (build_function_call): Rewrite to build a VEC and
890 call build_function_call_vec.
891 (build_function_call_vec): New function, based on old
893 (convert_arguments): Remove nargs and argarray parameters. Change
894 values to a VEC. Add origtypes parameter.
895 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
896 (convert_for_assignment): Add origtype parameter. Change all
897 callers. If warn_cxx_compat, check for conversion to an enum
898 type when calling a function.
899 (store_init_value): Add origtype parameter. Change all callers.
900 (digest_init): Likewise.
901 (struct init_node): Add origtype field.
902 (add_pending_init): Add origtype parameter. Change all callers.
903 (output_init_element): Likewise.
904 (output_pending_init_elements): Pass origtype from init_node to
906 (process_init_element): Pass origtype from c_expr to
908 (c_finish_return): Add origtype parameter. Change all callers.
909 * c-common.c (sync_resolve_size): Change params to VEC *. Change
911 (sync_resolve_params): Likewise.
912 (sync_resolve_return): Change params to first_param. Change caller.
913 (resolve_overloaded_builtins): Change params to VEC *. Change
914 callers. Save first parameter around call to build_function_call_vec.
915 * c-decl.c (finish_decl): Add origtype parameter. Change all
916 callers. Call build_function_call_vec rather than
917 build_function_call for cleanup.
918 * c-tree.h: Update declarations.
919 * c-common.h: Update declarations.
920 * stub-objc.c (objc_rewrite_function_call): Change parameter from
921 params to first_param.
922 * target.h (struct gcc_target): Change resolve_overloaded_builtin
923 params parameter from tree to void *.
924 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
925 Change arglist parameter to have type void *, and to be a pointer
927 * config/rs6000/rs6000-protos.h
928 (altivec_resolve_overloaded_builtin): Update declaration.
929 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
930 fnargs parameter to have type void *, and to be a pointer to a
931 VEC. Call build_function_call_vec instead of
933 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
935 2009-04-20 Joey Ye <joey.ye@intel.com>
936 Xuepeng Guo <xuepeng.guo@intel.com>
937 H.J. Lu <hongjiu.lu@intel.com>
939 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
941 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
942 (IX86_LEA_PRIORITY): Likewise.
943 (distance_non_agu_define): New function.
944 (distance_agu_use): Likewise.
945 (ix86_lea_for_add_ok): Likewise.
946 (ix86_dep_by_shift_count): Likewise.
948 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
949 should split for LEA.
951 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
953 (ix86_dep_by_shift_count): Likewise.
955 2009-04-20 Richard Guenther <rguenther@suse.de>
957 * expr.c (handled_component_p): Move ...
958 * tree.h (handled_component_p): ... here.
959 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
960 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
961 and REALPART_EXPR to be in one group.
963 2009-04-20 Richard Guenther <rguenther@suse.de>
965 * basic-block.h (get_all_dominated_blocks): Declare.
966 * dominance.c (get_all_dominated_blocks): New function.
967 * tree-cfg.c (get_all_dominated_blocks): Remove.
968 (remove_edge_and_dominated_blocks): Adjust.
969 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
970 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
971 instead of recursing.
973 2009-04-20 Doug Kwan <dougkwan@google.com>
975 * cgraph.h (cgraph_node_ptr): New type for vector functions.
976 (struct cgraph_node_set_def): New type.
977 (cgraph_node_set) New type. Also declare vector functions.
978 (struct cgraph_node_set_element_def): New type.
979 (cgraph_node_set_element): Ditto.
980 (cgraph_node_set_iterator): New iterator type.
981 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
982 cgraph_node_set_remove, dump_cgraph_node_set,
983 debug_cgraph_node_set): New prototypes.
984 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
985 cgraph_node_set_size): New inlines.
986 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
988 (struct ipa_opt_pass): Add struct cgraph_node_set_def
989 argument to function 'write_summary'.
990 * ipa.c: Include ggc.h.
991 (hash_cgraph_node_set_element,
992 eq_cgraph_node_set_element, cgraph_node_set_new,
993 cgraph_node_set_add, cgraph_node_set_remove,
994 cgraph_node_set_find, dump_cgraph_node_set,
995 debug_cgraph_node_set): New functions.
996 * Makefile.in (ipa.o): Add dependency on GGC_H.
998 2009-04-20 Ira Rosen <irar@il.ibm.com>
1000 PR tree-optimization/39675
1001 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1002 check of the return code of vect_schedule_slp. Check that
1003 stmt_vec_info still exists for the statement, before checking its
1006 2009-04-20 Michael Matz <matz@suse.de>
1008 * Makefile.in (generated_files): Take out $(simple_generated_c).
1010 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1012 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1013 (UINTPTR_TYPE): Likewise.
1015 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1018 * c-typeck.c (digest_init): Check for initializing an array with a
1021 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1024 * c-semantics.c (pop_stmt_list): Propagate
1025 STATEMENT_LIST_HAS_LABEL to parent statement list.
1027 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1029 * config/mips/mips.h (mips_tune_attr): New macro.
1030 * config/mips/mips.md (cpu): Use it.
1032 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1035 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1038 2009-04-19 Diego Novillo <dnovillo@google.com>
1040 * toplev.c (compile_file): Move call to coverage_finish ...
1041 * cgraphunit.c (ipa_passes): ... here.
1042 Call cgraph_process_new_functions.
1043 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1044 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1046 2009-04-19 Jan Hubicka <jh@suse.cz>
1048 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1050 (dump_cgraph_node): Dump can throw external flag.
1051 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1053 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1057 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1058 * common.opt (Wlogical-op): Move from here...
1059 * c.opt (Wlogical-op): ... to here.
1060 * c-typeck.c (parser_build_binary_op): Update call to
1061 warn_logical_operator.
1062 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1064 * c-common.c (warn_logical_op): Update.
1065 * c-common.h (warn_logical_op): Update declaration.
1067 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1069 * tree.c (protected_set_expr_location): Fix formatting.
1071 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1074 * c-typeck.c (readonly_warning): new.
1075 (build_unary_op, build_modify_expr): Use readonly_warning for
1076 storing into something readonly but not const-qualified.
1078 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1081 * c-typeck.c (build_unary_op): Check for taking address of
1082 expression of type void.
1084 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1087 * c-typeck.c (build_function_call): Check for calling a function
1088 with qualified void return types. Call require_complete_type when
1091 2009-04-18 Jan Hubicka <jh@suse.cz>
1093 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1095 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1096 can_throw_external flag.
1097 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1098 * ipa-pure-const.c (ignore_edge): New function.
1099 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1100 only over can_throw_external edges.
1101 (local_pure_const): Add nothrow flag.
1102 * ipa-utils.c (searchc): Add ignore_edge callback.
1103 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1104 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1105 (set_nothrow_function_flags): Update cgraph.
1106 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
1108 2009-04-18 Richard Guenther <rguenther@suse.de>
1111 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
1112 (fold_stmt): ... this and ...
1113 (fold_stmt_inplace): ... this.
1114 (fold_stmt_1): Fold references in calls and asms.
1115 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
1117 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1119 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1120 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1122 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1124 * tree.c (function_args_count): Remove.
1125 * tree.h: Remove the prototype for function_args_count.
1127 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1129 * tree-iterator.c (expr_only): Remove.
1130 * tree.h: Remove the prototype for expr_only.
1132 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1134 * reginfo.c (cannot_change_mode_set_regs): Remove.
1135 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1137 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1139 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1140 whether operands 0 and 1 overlaps.
1142 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1145 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1146 pointer. Use warning_at instead of warning.
1147 (search_for_addr_array): Likewise.
1148 (check_array_bounds): Likewise.
1149 (check_all_array_refs): Check that the incoming edge is not in the
1150 list of edges to be removed.
1151 (check_all_array_refs): Avoid the temporal pointer.
1152 (vrp_visit_cond_stmt): Fix typo.
1153 (simplify_switch_using_ranges): Handle the case where the switch
1154 index is an integer constant.
1156 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1158 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1160 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1162 * doc/extend.texi, doc/invoke.texi: Fix typos.
1164 2009-04-17 Cary Coutant <ccoutant@google.com>
1166 * tree-flow-inline.h (get_lineno): Fix inverted test.
1168 2009-04-17 Diego Novillo <dnovillo@google.com>
1170 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1171 assertion for AVAIL_OUT.
1173 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1176 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1177 * config/sh/linux-atomic.asm: Likewise.
1179 2009-04-17 Diego Novillo <dnovillo@google.com>
1181 * except.c (debug_eh_tree): New.
1182 (struct eh_region, struct eh_status): Move ...
1183 * except.h: ... here.
1184 (add_type_for_runtime): Declare extern.
1185 (lookup_type_for_runtime): Likewise.
1186 (debug_eh_tree): Declare.
1187 * Makefile.in (GTFILES): List except.h before except.c
1189 2009-04-17 Diego Novillo <dnovillo@google.com>
1191 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1192 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1193 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1194 (find_vars_r): ... here.
1195 * tree-flow.h (find_referenced_vars_in): Declare.
1196 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1197 that AVAIL_OUT exists for BLOCK.
1198 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1199 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1200 (tree-parloops.o): Likewise.
1202 2009-04-17 Simon Baldwin <simonb@google.com>
1204 * toplev.c (default_tree_printer): Add handling for %E format.
1206 2009-04-17 Diego Novillo <dnovillo@google.com>
1208 * tree-pretty-print.c (dump_generic_node): Add break after
1209 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1210 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1211 FUNCTION_TYPE together. Call print_struct_decl when printing
1212 structures and TDF_SLIM is not given.
1213 (print_struct_decl): Fix logic for detecting recursion.
1215 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1218 * gcc.c (create_at_file): New.
1219 (compile_input_file_p): New.
1220 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1221 * main.c (main): Update call to toplev_main.
1222 * toplev.c (toplev_main): Change signature. Call expandargv.
1223 * toplev.h (toplev_main): Change signature.
1225 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1227 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1228 if the latter is not constant.
1230 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1232 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1234 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1236 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1237 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1239 2009-04-17 Richard Guenther <rguenther@suse.de>
1241 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1242 Handle component references view-converting an invariant address.
1244 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1246 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1247 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1248 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1249 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1250 Use @deftypevr rather than @deftypevar.
1252 2009-04-17 Richard Guenther <rguenther@suse.de>
1254 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1255 (get_prop_source_stmt): Likewise.
1256 (can_propagate_from): Likewise.
1258 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1260 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1261 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1262 (--with-multilib-list): Add default value.
1263 * configure: Regenerate.
1264 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1265 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1266 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1267 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1268 Don't add default cpu to multilib list unnecessarily, but do enable
1269 the relevant compiler option..
1270 Add support for --with-multilib-list=<blank> and
1271 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1272 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1273 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1274 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1276 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1277 (MULTILIB_OSDIRNAMES): New variable.
1278 * config/sh/t-1e: Delete file.
1279 * config/sh/t-mlib-sh1: Delete file.
1280 * config/sh/t-mlib-sh2: Delete file.
1281 * config/sh/t-mlib-sh2a: Delete file.
1282 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1283 * config/sh/t-mlib-sh2a-single: Delete file.
1284 * config/sh/t-mlib-sh2a-single-only: Delete file.
1285 * config/sh/t-mlib-sh2e: Delete file.
1286 * config/sh/t-mlib-sh3e: Delete file.
1287 * config/sh/t-mlib-sh4: Delete file.
1288 * config/sh/t-mlib-sh4-nofpu: Delete file.
1289 * config/sh/t-mlib-sh4-single: Delete file.
1290 * config/sh/t-mlib-sh4-single-only: Delete file.
1291 * config/sh/t-mlib-sh4a: Delete file.
1292 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1293 * config/sh/t-mlib-sh4a-single: Delete file.
1294 * config/sh/t-mlib-sh4a-single-only: Delete file.
1295 * config/sh/t-mlib-sh4al: Delete file.
1296 * config/sh/t-mlib-sh5-32media: Delete file.
1297 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1298 * config/sh/t-mlib-sh5-64media: Delete file.
1299 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1300 * config/sh/t-mlib-sh5-compact: Delete file.
1301 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1302 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1303 * doc/install.texi (Options specification): Add
1304 --with-multilib-list and --with-endian.
1306 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1308 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1310 (OBJS-common): Add plugin-version.o.
1311 (plugin-version.o): New.
1312 * gcc-plugin.h (plugin_gcc_version): New.
1313 (plugin_default_version_check): New.
1314 (plugin_init_func, plugin_init): Add version argument.
1315 * plugin-version.c: New.
1316 * plugin.c (str_plugin_gcc_version_name): New.
1317 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1318 pass it to the init function.
1319 (plugin_default_version_check): New.
1321 2009-04-17 Richard Guenther <rguenther@suse.de>
1323 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1324 for decl-vs-decl disambiguation.
1326 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1328 * config/s390/s390.h (s390_tune_attr): New macro definition.
1329 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1331 2009-04-17 Richard Guenther <rguenther@suse.de>
1333 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1334 (fold_stmt_r): Likewise.
1335 (maybe_fold_reference): New function.
1336 (fold_gimple_assign): Handle cases fold_stmt_r did.
1337 (fold_stmt): Do not use fold_stmt_r.
1338 (fold_stmt_inplace): Likewise.
1340 2009-04-17 Richard Guenther <rguenther@suse.de>
1342 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1343 (record_equivalences_from_stmt): Remove useless checks and
1345 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1346 the type is already suitable.
1348 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1350 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1352 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1354 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1355 (CMPtype): Define as __gcc_CMPtype.
1357 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1359 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1360 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1362 2009-04-17 Richard Guenther <rguenther@suse.de>
1364 PR tree-optimization/39746
1365 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1366 special-casing for builtins and static variable use/def.
1367 (call_may_clobber_ref_p_1): Likewise.
1369 2009-04-16 Ian Lance Taylor <iant@google.com>
1371 * df.h: Include "timevar.h".
1372 (struct df_problem): Change tv_id field to timevar_id_t.
1373 * tree-pass.h: Include "timevar.h".
1374 (struct opt_pass): Change tv_id field to timevar_id_t.
1375 * timevar.h (timevar_id_t): Define TV_NONE.
1376 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1377 TV_NONE rather than tv_id != 0.
1378 (execute_one_pass): Likewise.
1379 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1380 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1381 dependencies to $(TREE_PASS_H).
1382 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1384 (pass_branch_target_load_optimize2): Likewise.
1385 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1386 (pass_outof_cfg_layout_mode): Likewise.
1387 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1388 (pass_rebuild_cgraph_edges): Likewise.
1389 (pass_remove_cgraph_callee_edges): Likewise.
1390 * df-core.c (pass_df_initialize_opt): Likewise.
1391 (pass_df_initialize_no_opt): Likewise.
1392 (pass_df_finish): Likewise.
1393 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1394 * except.c (pass_set_nothrow_function_flags): Likewise.
1395 (pass_convert_to_eh_region_ranges): Likewise.
1396 * final.c (pass_compute_alignments): Likewise.
1397 * function.c (pass_instantiate_virtual_regs): Likewise.
1398 (pass_init_function): Likewise.
1399 (pass_leaf_regs): Likewise.
1400 (pass_match_asm_constraints): Likewise.
1401 * gimple-low.c (pass_lower_cf): Likewise.
1402 (pass_mark_used_blocks): Likewise.
1403 * init-regs.c (pass_initialize_regs): Likewise.
1404 * integrate.c (pass_initial_value_sets): Likewise.
1405 * ira.c (pass_ira): Likewise.
1406 * jump.c (pass_cleanup_barriers): Likewise.
1407 * omp-low.c (pass_expand_omp): Likewise.
1408 (pass_lower_omp): Likewise.
1409 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1410 * recog.c (pass_split_all_insns): Likewise.
1411 (pass_split_after_reload): Likewise.
1412 (pass_split_before_regstack): Likewise.
1413 (pass_split_before_sched2): Likewise.
1414 (pass_split_for_shorten_branches): Likewise.
1415 * reginfo.c (pass_reginfo_init): Likewise.
1416 (pass_subregs_of_mode_init): Likewise.
1417 (pass_subregs_of_mode_finish): Likewise.
1418 * passes.c (pass_postreload): Likewise.
1419 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1420 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1421 (pass_warn_function_return): Likewise.
1422 (pass_warn_function_noreturn): Likewise.
1423 * tree-complex.c (pass_lower_complex): Likewise.
1424 (pass_lower_complex_O0): Likewise.
1425 * tree-if-conv.c (pass_if_conversion): Likewise.
1426 * tree-into-ssa.c (pass_build_ssa): Likewise.
1427 * tree-mudflap.c (pass_mudflap_1): Likewise.
1428 (pass_mudflap_2): Likewise.
1429 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1430 (pass_mudflap_2): Likewise.
1431 * tree-nrv.c (pass_return_slot): Likewise.
1432 * tree-object-size.c (pass_object_sizes): Likewise.
1433 * tree-optimize.c (pass_all_optimizations): Likewise.
1434 (pass_early_local_passes): Likewise.
1435 (pass_all_early_optimizations): Likewise.
1436 (pass_cleanup_cfg): Likewise.
1437 (pass_cleanup_cfg_post_optimizing): Likewise.
1438 (pass_free_datastructures): Likewise.
1439 (pass_free_cfg_annotations): Likewise.
1440 (pass_fixup_cfg): Likewise.
1441 (pass_init_datastructures): Likewise.
1442 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1443 (pass_late_warn_uninitialized): Likewise.
1444 (pass_update_address_taken): Likewise.
1445 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1446 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1447 (pass_cse_sincos): Likewise.
1448 (pass_convert_to_rsqrt): Likewise.
1449 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1450 * tree-stdarg.c (pass_stdarg): Likewise.
1451 * tree-tailcall.c (pass_tail_recursion): Likewise.
1452 (pass_tail_calls): Likewise.
1453 * tree-vect-generic.c (pass_lower_vector): Likewise.
1454 (pass_lower_vector_ssa): Likewise.
1455 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1457 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1459 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1461 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1463 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1464 logical and signext.
1466 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1469 * config/sh/predicates.md (arith_operand): Check if the operand
1470 of TRUNCATE is a REG.
1472 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1474 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1475 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1477 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1479 * tree-iterator.c (tsi_split_statement_list_after,
1480 tsi_split_statement_list_before): Remove.
1481 * tree-iterator.h: Remove the prototypes for
1482 tsi_split_statement_list_after and tsi_split_statement_list_before.
1484 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1486 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
1487 * tree-ssa-propagate.h: Remove the prototype for
1488 stmt_makes_single_load.
1490 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1492 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
1493 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
1495 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1497 * tree-iterator.c (EXPR_LAST_BODY): Remove.
1499 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1501 * except.c (eh_region_outer_p): Remove.
1502 * except.h: Remove the prototype for eh_region_outer_p.
1504 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1506 * function.c (current_function_assembler_name): Remove.
1507 * function.h: Remove the prototype for
1508 current_function_assembler_name.
1510 2009-04-16 Ian Lance Taylor <iant@google.com>
1512 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
1513 (add_reg_note): Call alloc_reg_note.
1514 * rtl.h (alloc_reg_note): Declare.
1515 * combine.c (try_combine): Use alloc_reg_note.
1516 (recog_for_combine, move_deaths): Likewise.
1517 (distribute_notes): Use alloc_reg_note and add_reg_note.
1518 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
1519 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
1520 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
1522 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
1524 PR rtl-optimization/39762
1525 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
1526 ira_may_move_out_cost): Add comments about way of their usage.
1527 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
1529 * ira-conflicts.c (process_regs_for_copy): Use function
1530 ira_get_register_move_cost instead of global
1531 ira_register_move_cost.
1533 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
1534 color_pass, move_spill_restore, update_curr_costs): Ditto.
1536 * ira-lives.c (process_single_reg_class_operands): Ditto.
1538 * ira-emit.c (emit_move_list): Ditto.
1540 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
1541 (record_reg_classes): Ditto. Use functions
1542 ira_get_register_move_cost and ira_get_may_move_cost instead of
1543 global vars ira_register_move_cost, ira_may_move_out_cost and
1544 ira_may_move_in_cost.
1545 (record_address_regs): Don't call ira_init_register_move_cost.
1546 Use function ira_get_may_move_cost instead of global
1547 ira_may_move_in_cost.
1548 (process_bb_node_for_hard_reg_moves): Use function
1549 ira_get_register_move_cost instead of global ira_register_move_cost.
1550 (ira_costs): Don't call ira_init_register_move_cost.
1552 2009-04-16 Richard Guenther <rguenther@suse.de>
1554 * tree-cfg.c (verify_gimple_assign_binary):
1555 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
1556 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
1557 (create_general_new_stmt): Note that this function is broken.
1559 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1561 * common.opt (fhelp): Add Var(help_flag).
1562 * gcc-plugin.h (plugin_info): Add help.
1563 * plugin.c (plugin_name_args): Add help.
1564 (register_plugin_info): Set plugin->help.
1565 (print_help_one_plugin): New.
1566 (print_plugins_help): New.
1567 * plugin.h (print_plugins_help): New.
1568 * toplev.c (toplev_main): Call print_plugins_help if needed.
1570 2009-04-16 Richard Guenther <rguenther@suse.de>
1572 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
1573 (gimple_ior_addresses_taken_1): New function.
1574 (gimple_ior_addresses_taken): Likewise.
1575 * gimple.h (struct gimple_statement_with_ops_base): Remove
1576 addresses_taken member.
1577 (gimple_ior_addresses_taken): Declare.
1578 (gimple_addresses_taken, gimple_addresses_taken_ptr,
1579 gimple_set_addresses_taken): Remove.
1580 * ipa-reference.c (mark_address): New function.
1581 (scan_stmt_for_static_refs): Use it for marking addresses taken.
1582 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
1583 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
1584 (gimple_add_to_addresses_taken): Remove.
1585 (get_tmr_operands): Call mark_address_taken.
1586 (get_asm_expr_operands): Likewise.
1587 (get_expr_operands): Likewise.
1588 (build_ssa_operands): Do not clear the addresses_taken bitmap.
1589 (free_stmt_operands): Do not free it.
1590 * tree-ssa.c (delete_tree_ssa): Likewise.
1591 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
1593 2009-04-16 Richard Guenther <rguenther@suse.de>
1595 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
1596 (walk_stmt_load_store_ops): Likewise.
1597 * gimple.c (get_base_loadstore): New function.
1598 (walk_stmt_load_store_addr_ops): Likewise.
1599 (walk_stmt_load_store_ops): Likewise.
1600 * ipa-pure-const.c (check_op): Simplify.
1601 (check_load, check_store): New functions.
1602 (check_stmt): Use walk_stmt_load_store_ops.
1603 * ipa-reference.c (mark_load): Adjust signature.
1604 (mark_store): Likewise.
1605 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
1607 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1609 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
1611 * opts.c (common_handle_option): Don't call print_version.
1612 * plugin.c (plugin_name_args): Add version.
1613 (register_plugin_info): New.
1614 (register_callback): Handle PLUGIN_INFO.
1615 (try_init_one_plugin): New.
1616 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
1618 (finalize_one_plugin): New.
1619 (finalize_plugins): New.
1620 (print_one_plugin): New.
1621 (print_plugins_versions): New.
1622 * plugin.h (print_plugins_versions): New.
1623 (finalize_plugins): New.
1624 * toplev.c (compile_file): Don't call initialize_plugins.
1625 (print_version): Call print_plugins_versions.
1626 (toplev_main): Call initialize_plugins. Print version if needed.
1627 Call finalize_plugins.
1629 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1631 * common.opt (fversion): New.
1632 * gcc.c (print_version): New.
1633 (process_command): Don't print the version. Just set print_version.
1634 (main): Print version. Call subprocesses if print_version and
1635 verbose_flag are set.
1636 * opts.c (common_handle_option): Handle OPT_fversion.
1638 2009-04-16 Richard Guenther <rguenther@suse.de>
1639 Ira Rosen <irar@il.ibm.com>
1641 PR tree-optimization/39698
1642 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
1643 type of the reduction variable. Only generate the def if
1646 * omp-low.c (expand_omp_for_generic): When converting to a pointer
1647 make sure to first convert to an integer of the same precision.
1648 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
1649 the type of the evolution correctly in computing the new
1650 induction variable base.
1652 2009-04-16 Richard Guenther <rguenther@suse.de>
1655 * tree-cfg.c (make_blocks): Split statements with to-be
1656 abnormal SSA names on the lhs.
1658 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
1660 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
1661 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
1662 * c-typeck.c (really_start_incremental_init): Likewise.
1663 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
1664 (TARGET_INITIALIZER): Remove it.
1665 * target.h (struct target): Remove vector_opaque_p.
1666 * tree.c (build_opaque_vector_type): New.
1667 * tree.h (TYPE_VECTOR_OPAQUE): New.
1668 (build_opaque_vector_type): Declare.
1669 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
1670 * config/rs6000/rs6000.c (build_opaque_vector_type,
1671 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
1672 (rs6000_init_builtins): Use build_opaque_vector_type for
1673 opaque_V4SI_type_node.
1675 2009-04-15 Catherine Moore <clm@codesourcery.com>
1677 * debug.h (set_name): Declare.
1678 * dwarf2out.c (dwarf2out_set_name): Declare.
1679 (dwarf2_debug_hooks): Add set_name.
1680 (find_AT_string): New.
1681 (add_AT_string): Call find_AT_string.
1682 (dwarf2out_set_name): New.
1683 * cp/decl.c (grokdeclarator): Call set_name.
1684 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
1685 * debug.c (do_nothing_debug_hooks): Likewise.
1686 * dbxout.c (dbx_debug_hooks): Likewise.
1687 * sdbout.c (sdb_debug_hooks): Likewise.
1689 2009-04-15 Michael Eager <eager@eagercon.com>
1691 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
1692 reg for single-precision FPU.
1693 * config/rs6000/rs6000.md (movsi_internal1): Only for
1695 (movsi_internal1_single): New. Add pattern to move SI values to/from
1696 single-precision FP regs.
1698 2009-04-15 Richard Guenther <rguenther@suse.de>
1700 * omp-low.c (lower_rec_input_clauses): Build correct address
1702 (expand_omp_for_generic): Fix multiplication type.
1703 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
1704 (generate_memset_zero): Fix types.
1705 * tree-profile.c (prepare_instrumented_value): Correctly
1708 2009-04-15 Ian Lance Taylor <iant@google.com>
1710 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
1711 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
1712 for -Wall and for -Wc++-compat.
1713 (c_common_post_options): For C++, set warn_enum_compare if not
1715 * c-tree.h (struct c_expr): Add field original_type.
1716 (build_external_ref): Update declaration.
1717 * c-parser.c (c_parser_braced_init): Set original_type.
1718 (c_parser_initelt): Likewise.
1719 (c_parser_expr_no_commas): Likewise.
1720 (c_parser_conditional_expression): Likewise.
1721 (c_parser_cast_expression): Likewise.
1722 (c_parser_unary_expression): Likewise. Pull setting of
1723 original_code to top of function.
1724 (c_parser_sizeof_expression): Set original_type.
1725 (c_parser_alignof_expression): Likewise.
1726 (c_parser_postfix_expression): Likewise. Pull setting of
1727 original_code to top of function.
1728 (c_parser_postfix_expression_after_paren_type): Set original_type.
1729 (c_parser_postfix_expression_after_primary): Likewise.
1730 (c_parser_expression): Likewise.
1731 * c-typeck.c (build_external_ref): Add type parameter. Change all
1733 (c_expr_sizeof_expr): Set original_type field.
1734 (parser_build_unary_op): Likewise.
1735 (parser_build_binary_op): Likewise. Optionally warn about
1736 comparisons of enums of different types.
1737 (digest_init): Set original_type field.
1738 (really_start_incremental_init): Likewise.
1739 (push_init_level, pop_init_level): Likewise.
1740 * doc/invoke.texi (Warning Options): -Wenum-compare now
1743 2009-04-15 Richard Guenther <rguenther@suse.de>
1745 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
1746 out a necessary conversion.
1747 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
1748 names we didn't value number.
1749 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
1751 2009-04-15 Richard Guenther <rguenther@suse.de>
1753 PR tree-optimization/39764
1754 * tree-ssa-ccp.c (get_value): Canonicalize value with
1755 canonicalize_float_value.
1757 2009-04-15 Jan Hubicka <jh@suse.cz>
1759 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
1760 Wrong version of patch.
1762 2009-04-15 Jan Hubicka <jh@suse.cz>
1764 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
1766 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
1768 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
1769 our distinct integral and vector types.
1771 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
1773 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
1774 * init.c (build_vtbl_address): Remove call to assemble_external.
1776 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
1778 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
1779 output for other floating point modes.
1781 2009-04-14 Diego Novillo <dnovillo@google.com>
1783 * diagnostic.c (diagnostic_report_diagnostic): Do not
1784 warn about loaded plugins for DK_ERROR and DK_WARNING.
1785 * c-decl.c (declspecs_add_type): Move call to
1786 invoke_plugin_callbacks ...
1787 * c-parser.c (c_parser_declspecs): ... here.
1788 * plugin.c (dump_active_plugins): Tidy output.
1790 2009-04-14 Diego Novillo <dnovillo@google.com>
1791 Le-Chun Wu <lcwu@google.com>
1793 * configure.ac: Add --enable-plugin support.
1794 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
1795 * Makefile.in (PLUGIN_H): Define.
1796 Export ENABLE_PLUGIN and GMPINC to site.exp.
1797 Add PLUGINLIBS to link command.
1798 Add/modify dependencies for plugin.o and files including plugin.h.
1800 * config.in: Regenerate.
1802 * opts.c (common_handle_option): Handle OPT_fplugin_ and
1805 2009-04-14 Le-Chun Wu <lcwu@google.com>
1807 * tree-pass.h (register_one_dump_file): Add a prototype for
1808 register_one_dump_file.
1809 * toplev.c (compile_file): Call initialize_plugins.
1810 (do_compile): Call invoke_plugin_callbacks.
1811 (toplev_main): Call invoke_plugin_callbacks.
1812 * common.opt: Add -fplugin= and -fplugin-arg-.
1813 * gcc-plugin.h: New public header file for plugins to include.
1814 * plugin.c: New source file.
1815 * plugin.h: New internal header file.
1816 * passes.c (register_one_dump_file): Make it external.
1818 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
1820 2009-04-14 Diego Novillo <dnovillo@google.com>
1822 * doc/plugins.texi: New.
1823 * doc/gccint.texi: Add reference to Plugins chapter.
1824 * doc/invoke.texi: Document -fplugin and -fplugin-arg
1825 * diagnostic.c (diagnostic_report_diagnostic): Warn about
1826 loaded plugins, if any.
1827 * timevar.def (TV_PLUGIN_INIT): Define.
1828 (TV_PLUGIN_RUN): Define.
1829 * plugin.c: Include timevar.h
1830 (plugins_active_p): New.
1831 (dump_active_plugins): New.
1832 (debug_active_plugins): New.
1834 2009-04-14 Joseph Myers <joseph@codesourcery.com>
1836 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
1838 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
1840 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
1842 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
1843 the same as a minus without a shift.
1845 2009-04-14 Nick Clifton <nickc@redhat.com>
1847 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
1848 comparisons with small integers will always produce a short
1851 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
1854 2008-12-19 Diego Novillo <dnovillo@google.com>
1856 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
1858 2009-04-14 Richard Guenther <rguenther@suse.de>
1860 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
1862 (verify_gimple_assign_binary): Likewise. Handle shifts and
1864 (verify_gimple_phi): Print the mismatched argument position.
1865 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1867 (vect_update_init_of_dr): Likewise.
1868 * matrix-reorg.c (transform_access_sites): Do what the
1870 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
1872 2009-04-13 Michael Eager <eager@eagercon.com>
1874 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
1875 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
1876 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
1877 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
1878 remove duplicate config
1880 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1882 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
1883 file_name:line_number type locator of the call site.
1885 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
1887 * genautomata.c: Put blank after comma.
1888 (automaton_decls): New.
1889 (struct unit_usage): Add comments to member next.
1890 (store_alt_unit_usage): Keep the list ordered.
1891 (unit_present_on_list_p, equal_alternatives_p): New.
1892 (check_regexp_units_distribution): Check units distribution
1893 correctness correctly.
1894 (main): Don't write automata if error is found. Return correct
1897 * config/m68k/cf.md (cfv4_ds): Remove.
1898 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
1899 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
1901 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
1902 power4-load-ext, power4-store, power4-store-update,
1903 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
1904 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
1905 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
1906 power4-sqrt, power4-isync): Modify reservation to make correct
1907 unit distribution to automata.
1909 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
1910 power5-store-update, power5-two, power5-three, power5-lmul,
1911 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
1913 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
1915 * except.c (pass_set_nothrow_function_flags): Set name and add
1917 (set_nothrow_function_flags): Mention in the dump file when
1918 changing a function to nothrow.
1920 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
1923 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
1924 instead of unsigned long.
1926 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1928 * config/arm/arm.c (return_used_this_function): Remove.
1929 (arm_output_function_prologue): Remove use of
1930 return_used_this_function.
1931 (output_return_instruction): Replace use of
1932 return_used_this_function
1933 by cfun->machine->return_used_this_function.
1934 (arm_output_epilogue): Likewise.
1935 (arm_output_function_epilogue): Likewise.
1936 (thumb_unexpanded_epilogue): Likewise.
1937 * config/arm/arm.h (struct machine_function):
1938 New member return_used_this_function.
1940 2009-04-12 Mark Mitchell <mark@codesourcery.com>
1942 * doc/install.texi: Correct description of default directory for
1943 --with-gxx-include-dir.
1945 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
1947 * fold-const.c (build_range_check): Properly deal with enumeral and
1950 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
1952 * doc/invoke.texi (max_gcse_passes): Remove documentation.
1953 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
1954 * params.h (MAX_GCSE_PASSES): Remove.
1955 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
1956 in sequence. Remove ability to run multiple passes.
1957 (bypass_jumps): Report run as third CPROP pass.
1959 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
1962 * except.c (can_throw_external): Look at each insn in a SEQUENCE
1963 when deciding whether the whole SEQUENCE can throw.
1965 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
1968 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
1969 offseted label references.
1971 2009-04-11 Jan Hubicka <jh@suse.cz>
1973 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
1975 2009-04-11 Richard Guenther <rguenther@suse.de>
1978 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
1979 return variables as TREE_ADDRESSABLE.
1981 2009-04-11 Richard Guenther <rguenther@suse.de>
1983 PR tree-optimization/39713
1984 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
1985 reference trees have SSA_NAME operands.
1987 2009-04-11 Richard Guenther <rguenther@suse.de>
1990 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
1991 address expressions.
1993 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
1995 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
1996 match changes in Cygwin 1.7
1997 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1998 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2000 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2002 PR tree-optimization/39701
2003 * doc/invoke.texi (Optimization Options): Document change in
2004 meaning and initialization of -fdelete-null-pointer-checks.
2006 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2009 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2011 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2014 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2016 2009-04-10 Chao-ying Fu <fu@mips.com>
2018 * doc/tm.texi (Instruction Output): Document
2019 TARGET_ASM_FINAL_POSTSCAN_INSN.
2020 * target.h (final_postscan_insn): New field in asm_out.
2021 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2022 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2023 * final.c (final_scan_insn): Call
2024 targetm.asm_out.final_postscan_insn after outputting
2025 an asm macro and a normal instruction.
2027 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2028 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2029 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2030 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2031 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2033 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2036 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2037 variables as non-NULL even with -fdelete-null-pointer-checks.
2039 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2041 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2043 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2046 * config/i386/i386.c (classify_argument): Handle SCmode with
2047 (bit_offset % 64) != 0.
2049 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2051 * doc/invoke.texi (Optimize Options): Add cross-reference to
2052 -Q --help=optimizers examples.
2054 2009-04-10 Ben Elliston <bje@au.ibm.com>
2057 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2058 regalign for the reg == fpr and TDmode case.
2060 2009-04-09 David Ayers <ayers@fsfe.org>
2063 * objc/objc-act.c (warn_with_method): Remove helper function.
2064 (check_duplicates): Call warning and inform directly.
2065 (really_start_method): Likewise.
2067 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2069 * expmed.c (expand_divmod): Always use a comparison for a division
2070 by a large unsigned integer.
2072 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2073 for things others than variables or functions as nonzero.
2075 2009-04-09 Nick Clifton <nickc@redhat.com>
2077 * unwind-compat.c: Change copyright header to refer to version
2078 3 of the GNU General Public License with version 3.1 of the
2079 GCC Runtime Library Exception and to point readers at the
2080 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2081 * config/alpha/crtfastmath.c: Likewise.
2082 * config/alpha/linux-unwind.h: Likewise.
2083 * config/alpha/qrnnd.asm: Likewise.
2084 * config/alpha/vms-crt0-64.c: Likewise.
2085 * config/alpha/vms-crt0.c: Likewise.
2086 * config/alpha/vms-dwarf2.asm: Likewise.
2087 * config/alpha/vms-dwarf2eh.asm: Likewise.
2088 * config/alpha/vms-psxcrt0-64.c: Likewise.
2089 * config/alpha/vms-psxcrt0.c: Likewise.
2090 * config/alpha/vms_tramp.asm: Likewise.
2091 * config/arc/initfini.c: Likewise.
2092 * config/arc/lib1funcs.asm: Likewise.
2093 * config/arm/bpabi-v6m.S: Likewise.
2094 * config/arm/bpabi.S: Likewise.
2095 * config/arm/bpabi.c: Likewise.
2096 * config/arm/crti.asm: Likewise.
2097 * config/arm/crtn.asm: Likewise.
2098 * config/arm/ieee754-df.S: Likewise.
2099 * config/arm/ieee754-sf.S: Likewise.
2100 * config/arm/lib1funcs.asm: Likewise.
2101 * config/arm/libunwind.S: Likewise.
2102 * config/arm/linux-atomic.c: Likewise.
2103 * config/arm/mmintrin.h: Likewise.
2104 * config/arm/pr-support.c: Likewise.
2105 * config/arm/unaligned-funcs.c: Likewise.
2106 * config/arm/unwind-arm.c: Likewise.
2107 * config/arm/unwind-arm.h: Likewise.
2108 * config/avr/libgcc.S: Likewise.
2109 * config/bfin/crti.s: Likewise.
2110 * config/bfin/crtlibid.s: Likewise.
2111 * config/bfin/crtn.s: Likewise.
2112 * config/bfin/lib1funcs.asm: Likewise.
2113 * config/bfin/linux-unwind.h: Likewise.
2114 * config/cris/arit.c: Likewise.
2115 * config/cris/cris_abi_symbol.c: Likewise.
2116 * config/darwin-64.c: Likewise.
2117 * config/darwin-crt2.c: Likewise.
2118 * config/darwin-crt3.c: Likewise.
2119 * config/darwin.h: Likewise.
2120 * config/dbxelf.h: Likewise.
2121 * config/dfp-bit.c: Likewise.
2122 * config/dfp-bit.h: Likewise.
2123 * config/elfos.h: Likewise.
2124 * config/fixed-bit.c: Likewise.
2125 * config/fixed-bit.h: Likewise.
2126 * config/fp-bit.c: Likewise.
2127 * config/fp-bit.h: Likewise.
2128 * config/fr30/crti.asm: Likewise.
2129 * config/fr30/crtn.asm: Likewise.
2130 * config/fr30/lib1funcs.asm: Likewise.
2131 * config/freebsd-spec.h: Likewise.
2132 * config/frv/cmovd.c: Likewise.
2133 * config/frv/cmovh.c: Likewise.
2134 * config/frv/cmovw.c: Likewise.
2135 * config/frv/frvbegin.c: Likewise.
2136 * config/frv/frvend.c: Likewise.
2137 * config/frv/lib1funcs.asm: Likewise.
2138 * config/glibc-stdint.h: Likewise.
2139 * config/h8300/clzhi2.c: Likewise.
2140 * config/h8300/crti.asm: Likewise.
2141 * config/h8300/crtn.asm: Likewise.
2142 * config/h8300/ctzhi2.c: Likewise.
2143 * config/h8300/fixunssfsi.c: Likewise.
2144 * config/h8300/lib1funcs.asm: Likewise.
2145 * config/h8300/parityhi2.c: Likewise.
2146 * config/h8300/popcounthi2.c: Likewise.
2147 * config/i386/ammintrin.h: Likewise.
2148 * config/i386/att.h: Likewise.
2149 * config/i386/avxintrin.h: Likewise.
2150 * config/i386/biarch64.h: Likewise.
2151 * config/i386/bmmintrin.h: Likewise.
2152 * config/i386/cpuid.h: Likewise.
2153 * config/i386/cross-stdarg.h: Likewise.
2154 * config/i386/crtfastmath.c: Likewise.
2155 * config/i386/crtprec.c: Likewise.
2156 * config/i386/cygming-crtbegin.c: Likewise.
2157 * config/i386/cygming-crtend.c: Likewise.
2158 * config/i386/cygwin.asm: Likewise.
2159 * config/i386/emmintrin.h: Likewise.
2160 * config/i386/gmm_malloc.h: Likewise.
2161 * config/i386/gthr-win32.c: Likewise.
2162 * config/i386/i386.h: Likewise.
2163 * config/i386/immintrin.h: Likewise.
2164 * config/i386/linux-unwind.h: Likewise.
2165 * config/i386/linux64.h: Likewise.
2166 * config/i386/mm3dnow.h: Likewise.
2167 * config/i386/mmintrin-common.h: Likewise.
2168 * config/i386/mmintrin.h: Likewise.
2169 * config/i386/nmmintrin.h: Likewise.
2170 * config/i386/pmm_malloc.h: Likewise.
2171 * config/i386/pmmintrin.h: Likewise.
2172 * config/i386/smmintrin.h: Likewise.
2173 * config/i386/sol2-c1.asm: Likewise.
2174 * config/i386/sol2-ci.asm: Likewise.
2175 * config/i386/sol2-cn.asm: Likewise.
2176 * config/i386/sol2-gc1.asm: Likewise.
2177 * config/i386/tmmintrin.h: Likewise.
2178 * config/i386/unix.h: Likewise.
2179 * config/i386/w32-unwind.h: Likewise.
2180 * config/i386/wmmintrin.h: Likewise.
2181 * config/i386/x86-64.h: Likewise.
2182 * config/i386/x86intrin.h: Likewise.
2183 * config/i386/xmmintrin.h: Likewise.
2184 * config/ia64/crtbegin.asm: Likewise.
2185 * config/ia64/crtend.asm: Likewise.
2186 * config/ia64/crtfastmath.c: Likewise.
2187 * config/ia64/crti.asm: Likewise.
2188 * config/ia64/crtn.asm: Likewise.
2189 * config/ia64/fde-glibc.c: Likewise.
2190 * config/ia64/lib1funcs.asm: Likewise.
2191 * config/ia64/linux-unwind.h: Likewise.
2192 * config/ia64/quadlib.c: Likewise.
2193 * config/ia64/unwind-ia64.c: Likewise.
2194 * config/linux.h: Likewise.
2195 * config/m32c/m32c-lib1.S: Likewise.
2196 * config/m32c/m32c-lib2-trapv.c: Likewise.
2197 * config/m32c/m32c-lib2.c: Likewise.
2198 * config/m32r/initfini.c: Likewise.
2199 * config/m68hc11/larith.asm: Likewise.
2200 * config/m68hc11/m68hc11-crt0.S: Likewise.
2201 * config/m68k/cf.md: Likewise.
2202 * config/m68k/crti.s: Likewise.
2203 * config/m68k/crtn.s: Likewise.
2204 * config/m68k/lb1sf68.asm: Likewise.
2205 * config/m68k/linux-unwind.h: Likewise.
2206 * config/mcore/crti.asm: Likewise.
2207 * config/mcore/crtn.asm: Likewise.
2208 * config/mcore/lib1.asm: Likewise.
2209 * config/mips/linux-unwind.h: Likewise.
2210 * config/mips/loongson.h: Likewise.
2211 * config/mips/mips16.S: Likewise.
2212 * config/mmix/crti.asm: Likewise.
2213 * config/mmix/crtn.asm: Likewise.
2214 * config/pa/fptr.c: Likewise.
2215 * config/pa/hpux-unwind.h: Likewise.
2216 * config/pa/lib2funcs.asm: Likewise.
2217 * config/pa/linux-atomic.c: Likewise.
2218 * config/pa/linux-unwind.h: Likewise.
2219 * config/pa/milli64.S: Likewise.
2220 * config/pa/quadlib.c: Likewise.
2221 * config/pa/stublib.c: Likewise.
2222 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2223 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2224 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2225 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2226 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2227 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2228 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2229 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2230 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2231 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2232 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2233 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2234 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2235 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2236 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2237 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2238 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2239 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2240 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2241 * config/rs6000/750cl.h: Likewise.
2242 * config/rs6000/altivec.h: Likewise.
2243 * config/rs6000/biarch64.h: Likewise.
2244 * config/rs6000/crtresfpr.asm: Likewise.
2245 * config/rs6000/crtresgpr.asm: Likewise.
2246 * config/rs6000/crtresxfpr.asm: Likewise.
2247 * config/rs6000/crtresxgpr.asm: Likewise.
2248 * config/rs6000/crtsavfpr.asm: Likewise.
2249 * config/rs6000/crtsavgpr.asm: Likewise.
2250 * config/rs6000/darwin-asm.h: Likewise.
2251 * config/rs6000/darwin-fallback.c: Likewise.
2252 * config/rs6000/darwin-fpsave.asm: Likewise.
2253 * config/rs6000/darwin-ldouble.c: Likewise.
2254 * config/rs6000/darwin-tramp.asm: Likewise.
2255 * config/rs6000/darwin-unwind.h: Likewise.
2256 * config/rs6000/darwin-vecsave.asm: Likewise.
2257 * config/rs6000/darwin-world.asm: Likewise.
2258 * config/rs6000/e500crtres32gpr.asm: Likewise.
2259 * config/rs6000/e500crtres64gpr.asm: Likewise.
2260 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2261 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2262 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2263 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2264 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2265 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2266 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2267 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2268 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2269 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2270 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2271 * config/rs6000/eabi-ci.asm: Likewise.
2272 * config/rs6000/eabi-cn.asm: Likewise.
2273 * config/rs6000/eabi.asm: Likewise.
2274 * config/rs6000/linux-unwind.h: Likewise.
2275 * config/rs6000/linux64.h: Likewise.
2276 * config/rs6000/paired.h: Likewise.
2277 * config/rs6000/paired.md: Likewise.
2278 * config/rs6000/ppc64-fp.c: Likewise.
2279 * config/rs6000/ppu_intrinsics.h: Likewise.
2280 * config/rs6000/rs6000.h: Likewise.
2281 * config/rs6000/si2vmx.h: Likewise.
2282 * config/rs6000/sol-ci.asm: Likewise.
2283 * config/rs6000/sol-cn.asm: Likewise.
2284 * config/rs6000/spe.h: Likewise.
2285 * config/rs6000/spu2vmx.h: Likewise.
2286 * config/rs6000/sysv4.h: Likewise.
2287 * config/rs6000/tramp.asm: Likewise.
2288 * config/rs6000/vec_types.h: Likewise.
2289 * config/s390/linux-unwind.h: Likewise.
2290 * config/s390/tpf-unwind.h: Likewise.
2291 * config/score/crti.asm: Likewise.
2292 * config/score/crtn.asm: Likewise.
2293 * config/sh/crt1.asm: Likewise.
2294 * config/sh/crti.asm: Likewise.
2295 * config/sh/crtn.asm: Likewise.
2296 * config/sh/divtab-sh4-300.c: Likewise.
2297 * config/sh/divtab-sh4.c: Likewise.
2298 * config/sh/divtab.c: Likewise.
2299 * config/sh/lib1funcs-4-300.asm: Likewise.
2300 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2301 * config/sh/lib1funcs.asm: Likewise.
2302 * config/sh/lib1funcs.h: Likewise.
2303 * config/sh/linux-atomic.asm: Likewise.
2304 * config/sh/linux-unwind.h: Likewise.
2305 * config/sh/shmedia.h: Likewise.
2306 * config/sh/sshmedia.h: Likewise.
2307 * config/sh/ushmedia.h: Likewise.
2308 * config/sparc/crtfastmath.c: Likewise.
2309 * config/sparc/linux-unwind.h: Likewise.
2310 * config/sparc/sol2-c1.asm: Likewise.
2311 * config/sparc/sol2-ci.asm: Likewise.
2312 * config/sparc/sol2-cn.asm: Likewise.
2313 * config/spu/divmodti4.c: Likewise.
2314 * config/spu/divv2df3.c: Likewise.
2315 * config/spu/float_disf.c: Likewise.
2316 * config/spu/float_unsdidf.c: Likewise.
2317 * config/spu/float_unsdisf.c: Likewise.
2318 * config/spu/float_unssidf.c: Likewise.
2319 * config/spu/mfc_multi_tag_release.c: Likewise.
2320 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2321 * config/spu/mfc_tag_release.c: Likewise.
2322 * config/spu/mfc_tag_reserve.c: Likewise.
2323 * config/spu/mfc_tag_table.c: Likewise.
2324 * config/spu/multi3.c: Likewise.
2325 * config/spu/spu_internals.h: Likewise.
2326 * config/spu/spu_intrinsics.h: Likewise.
2327 * config/spu/spu_mfcio.h: Likewise.
2328 * config/spu/vec_types.h: Likewise.
2329 * config/spu/vmx2spu.h: Likewise.
2330 * config/stormy16/stormy16-lib2.c: Likewise.
2331 * config/svr4.h: Likewise.
2332 * config/sync.c: Likewise.
2333 * config/v850/lib1funcs.asm: Likewise.
2334 * config/vxlib-tls.c: Likewise.
2335 * config/vxlib.c: Likewise.
2336 * config/vxworks-dummy.h: Likewise.
2337 * config/xtensa/crti.asm: Likewise.
2338 * config/xtensa/crtn.asm: Likewise.
2339 * config/xtensa/ieee754-df.S: Likewise.
2340 * config/xtensa/ieee754-sf.S: Likewise.
2341 * config/xtensa/lib1funcs.asm: Likewise.
2342 * config/xtensa/lib2funcs.S: Likewise.
2343 * config/xtensa/linux-unwind.h: Likewise.
2344 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2345 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2346 * coretypes.h: Likewise.
2347 * crtstuff.c: Likewise.
2348 * defaults.h: Likewise.
2349 * dwarf2.h: Likewise.
2350 * emutls.c: Likewise.
2351 * gbl-ctors.h: Likewise.
2352 * gcov-io.h: Likewise.
2353 * ginclude/float.h: Likewise.
2354 * ginclude/iso646.h: Likewise.
2355 * ginclude/stdarg.h: Likewise.
2356 * ginclude/stdbool.h: Likewise.
2357 * ginclude/stddef.h: Likewise.
2358 * ginclude/stdfix.h: Likewise.
2359 * ginclude/stdint-gcc.h: Likewise.
2360 * ginclude/tgmath.h: Likewise.
2361 * gthr-aix.h: Likewise.
2362 * gthr-dce.h: Likewise.
2363 * gthr-gnat.c: Likewise.
2364 * gthr-gnat.h: Likewise.
2365 * gthr-lynx.h: Likewise.
2366 * gthr-mipssde.h: Likewise.
2367 * gthr-nks.h: Likewise.
2368 * gthr-posix.c: Likewise.
2369 * gthr-posix.h: Likewise.
2370 * gthr-posix95.h: Likewise.
2371 * gthr-rtems.h: Likewise.
2372 * gthr-single.h: Likewise.
2373 * gthr-solaris.h: Likewise.
2374 * gthr-tpf.h: Likewise.
2375 * gthr-vxworks.h: Likewise.
2376 * gthr-win32.h: Likewise.
2378 * libgcc2.c: Likewise.
2379 * libgcc2.h: Likewise.
2380 * libgcov.c: Likewise.
2381 * tsystem.h: Likewise.
2382 * typeclass.h: Likewise.
2383 * unwind-c.c: Likewise.
2384 * unwind-compat.h: Likewise.
2385 * unwind-dw2-fde-compat.c: Likewise.
2386 * unwind-dw2-fde-darwin.c: Likewise.
2387 * unwind-dw2-fde-glibc.c: Likewise.
2388 * unwind-dw2-fde.c: Likewise.
2389 * unwind-dw2-fde.h: Likewise.
2390 * unwind-dw2.c: Likewise.
2391 * unwind-dw2.h: Likewise.
2392 * unwind-generic.h: Likewise.
2393 * unwind-pe.h: Likewise.
2394 * unwind-sjlj.c: Likewise.
2395 * unwind.inc: Likewise.
2396 * config/arm/neon-gen.ml: Change generated copyright header to
2397 refer to version 3 of the GNU General Public License with
2398 version 3.1 of the GCC Runtime Library Exception and to point
2399 readers at the COPYING3 and COPYING3.RUNTIME files and the
2400 FSF's license web page.
2401 * config/arm/arm_neon.h: Regenerate.
2403 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2405 * config/cris/cris.md: Change copyright header to refer to version
2406 3 of the GNU General Public License.
2407 * doc/install.texi2html: Change copyright header to refer to version
2408 3 of the GNU General Public License and to point readers at the
2409 COPYING3 file and the FSF's license web page.
2410 * config/vax/linux.h: Likewise.
2412 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2414 * config/i386/i386.md (cmpcc): New.
2415 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2416 (sync_compare_and_swap_cc*): Delete.
2418 * config/s390/s390.c (s390_compare_emitted): Remove.
2419 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2420 s390_compare_emitted used to be handled. Assert that modes match.
2421 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2422 refer to sync_compare_and_swap_ccsi.
2423 * config/s390/s390.h (s390_compare_emitted): Remove.
2424 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2425 instead of s390_compare_emitted.
2426 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2427 instead of s390_compare_emitted.
2428 * config/s390/s390.md (cmpcc): New.
2429 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2430 CC_REGNUM, do not pretend it's set.
2431 (sync_compare_and_swap_cc*): Delete.
2432 * config/s390/predicates.md (cc_reg_operand): New.
2434 * expr.c (sync_compare_and_swap_cc): Delete.
2435 * optabs.h (sync_compare_and_swap_cc): Delete.
2436 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2437 is being used with can_compare_p.
2438 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2440 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2441 look for a MODE_CC set instead. Use emit_store_flag.
2442 (expand_compare_and_swap_loop): Likewise, with some additional
2443 complication to avoid a force_reg when useless. Use
2444 emit_cmp_and_jump_insns.
2445 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2446 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2447 sync_compare_and_swap documentation.
2449 2009-04-09 Jan Hubicka <jh@suse.cz>
2451 * except.c (find_prev_try): Break out from ....
2452 (duplicate_eh_regions): ... here; properly update prev_try pointers
2453 when duplication part of tree.
2454 (dump_eh_tree): Improve dumping.
2455 (verify_eh_region): New.
2456 (verify_eh_tree): Use it.
2458 2009-04-06 Richard Guenther <rguenther@suse.de>
2460 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2461 &ARRAY addresses by adjusting their types and prepending
2463 * tree-cfg.c (verify_gimple_assign_single): Verify that
2464 addresses are correct.
2466 2009-04-09 Richard Guenther <rguenther@suse.de>
2468 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2469 indices into an array reference if possible.
2470 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2471 Fold POINTER_PLUS_EXPR statements with invariant address.
2473 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2476 * config.gcc (powerpc64-*-linux*): Always build biarch.
2478 2009-04-09 Joseph Myers <joseph@codesourcery.com>
2481 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
2482 it and pedwarn if this results in an INTEGER_CST.
2484 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2486 * doc/install.texi: Update minimum GMP version. Remove obsolete
2487 text in MPFR section.
2489 2009-04-08 Jakub Jelinek <jakub@redhat.com>
2491 * dwarf2out.c (class_scope_p): New static inline.
2492 (class_or_namespace_scope_p): Use it.
2493 (gen_variable_die): Use DW_TAG_member tag for static data member
2494 declarations instead of DW_TAG_variable.
2497 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
2500 2009-04-08 Richard Guenther <rguenther@suse.de>
2502 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
2503 valueize random data.
2505 2009-04-08 David Edelsohn <edelsohn@gnu.org>
2507 * config.gcc (aix tm_file): Add aix-stdint.h.
2508 (aix tm clause use_gcc_stdint): Set to wrap.
2509 * config/rs6000/aix-stdint.h: New file.
2511 2009-04-08 Richard Guenther <rguenther@suse.de>
2514 * tree-dfa.c (add_referenced_var): Do not recurse into
2515 global initializers.
2516 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
2518 (fold_const_aggregate_ref): Likewise.
2520 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2522 * recog.c (ordered_comparison_operator): New.
2523 * gensupport.c (std_preds): Add it.
2524 * doc/md.texi (Machine-Independent Predicates): Document it.
2526 2009-04-08 Jan Hubicka <jh@suse.cz>
2528 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
2529 * function.h (rtl_eh): Remove exception_handler_label_map.
2530 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
2531 remove_exception_handler_label, for_each_eh_label_1): Remove.
2532 (rtl_remove_unreachable_regions): Remove.
2533 (convert_from_eh_region_ranges): Do not remove unreachable regions.
2534 (find_exception_handler_labels): Don't build the hashtable.
2535 (maybe_remove_eh_handler): Remove.
2536 (for_each_eh_label): Rewrite to walk the tree.
2537 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
2538 * except.h (maybe_remove_eh_handler): Remove.
2539 * passes.c (init_optimization_passes): Schedule second EH cleanup
2541 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
2542 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
2544 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2546 * genoutput.c (validate_optab_operands): New.
2547 (gen_insn, gen_expand): Call it.
2549 * genflags.c (gen_insn): Detect misused iterators.
2550 (main): Pass line_no to gen_insn, exit with status 1 on error.
2552 * genextract.c (line_no): Make global.
2553 (VEC_safe_set_locstr): Change assertion to error message.
2554 (main): Exit with status 1 on error.
2556 2009-04-08 Joseph Myers <joseph@codesourcery.com>
2560 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2561 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2562 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
2563 * c-convert.c (convert): Do not call fold on results of conversion
2564 functions when the result is a C_MAYBE_CONST_EXPR.
2565 * c-parser.c (c_parser_postfix_expression): Do not fold condition
2566 of __builtin_choose_expr.
2567 * c-typeck.c (remove_c_maybe_const_expr): New.
2568 (build_unary_op, build_conditional_expr, build_compound_expr,
2569 build_binary_op, c_objc_common_truthvalue_conversion): Call
2570 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
2573 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
2575 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
2576 CODE to produce a new one. Add a prototype to use fold_convert_const
2578 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
2581 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
2582 mix declarations and code.
2584 2009-04-08 Ben Elliston <bje@au.ibm.com>
2586 * gcc.c: Replace `CC' with `GCC' throughout.
2588 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
2590 * doc/invoke.texi: Document Atom support.
2592 2009-04-07 Jason Merrill <jason@redhat.com>
2595 * c-common.h, c-common.c: Add flag_pretty_templates.
2596 * c-opts.c (c_common_handle_option): Set it.
2597 * c.opt: Add -fno-pretty-templates.
2598 * doc/invoke.texi (C++ Dialect Options): Likewise.
2600 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
2602 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
2603 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
2604 (ia64_expand_builtin): Likewise.
2606 2009-04-07 Martin Jambor <mjambor@suse.cz>
2608 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
2609 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
2610 ADDR_EXPRS are include too.
2612 2009-04-07 Richard Guenther <rguenther@suse.de>
2614 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
2615 decls are only used if passes as parameters or if they are
2616 local statics and the call is not to a builtin.
2617 (call_may_clobber_ref_p_1): Likewise.
2619 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2621 * expr.c (do_store_flag): Remove last argument. Simplify code
2622 to avoid duplication of tests already done by can_compare_p.
2623 (expand_expr_real_1): Adjust caller.
2625 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2627 * optabs.c (can_compare_p): Test the predicate of a
2628 cbranch and cstore pattern.
2630 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2632 * expr.c (convert_move): Use emit_store_flag instead of
2635 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2637 * config/i386/i386.c (ix86_compare_emitted): Remove.
2638 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
2639 ix86_compare_op0 like ix86_compare_emitted used to be handled.
2640 * config/i386/i386.h (ix86_compare_emitted): Remove.
2641 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
2642 instead of ix86_compare_emitted.
2643 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
2645 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
2647 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
2648 Add t-sysroot-suffix to tmake_file.
2649 * config/print-sysroot-suffix.sh: New file.
2650 * config/t-sysroot-suffix: New file.
2652 2009-04-07 Ben Elliston <bje@au.ibm.com>
2654 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
2655 as the latter produces a warning when the target does not support
2658 2009-04-07 Ben Elliston <bje@au.ibm.com>
2660 * dfp.c: Replace type punning assignments with memcpy throughout.
2661 * Makefile.in (dfp.o-warn): Remove.
2663 2009-04-07 Alan Modra <amodra@bigpond.net.au>
2666 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
2667 Include soft-fp/t-softfp after rs6000/t-linux64.
2669 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
2671 * stor-layout.c (set_sizetype): Use the full precision of their
2672 machine mode for bitsize types.
2674 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
2676 * config/i386/i386.md: Revert 2 accidental checkins.
2678 2009-04-06 Joey Ye <joey.ye@intel.com>
2679 Xuepeng Guo <xuepeng.guo@intel.com>
2680 H.J. Lu <hongjiu.lu@intel.com>
2682 Atom pipeline model, tuning and insn selection.
2683 * config.gcc (atom): Add atom config options and target.
2685 * config/i386/atom.md: New.
2687 * config/i386/i386.c (atom_cost): New cost.
2688 (m_ATOM): New macro flag.
2689 (initial_ix86_tune_features): Set m_ATOM.
2690 (x86_accumulate_outgoing_args): Likewise.
2691 (x86_arch_always_fancy_math_387): Likewise.
2692 (processor_target): Add Atom cost.
2693 (cpu_names): Add Atom cpu name.
2694 (override_options): Set Atom ISA.
2695 (ix86_issue_rate): New case PROCESSOR_ATOM.
2696 (ix86_adjust_cost): Likewise.
2698 * config/i386/i386.h (TARGET_ATOM): New target macro.
2699 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
2700 (TARGET_OPT_AGU): New target option.
2701 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
2702 (processor_type): Add PROCESSOR_ATOM.
2704 * config/i386/i386.md (cpu): Add new value "atom".
2705 (use_carry, movu): New attr.
2706 (atom.md): Include atom.md.
2707 (adddi3_carry_rex64): Set attr "use_carry".
2708 (addqi3_carry): Likewise.
2709 (addhi3_carry): Likewise.
2710 (addsi3_carry): Likewise.
2711 (*addsi3_carry_zext): Likewise.
2712 (subdi3_carry_rex64): Likewise.
2713 (subqi3_carry): Likewise.
2714 (subhi3_carry): Likewise.
2715 (subsi3_carry): Likewise.
2716 (x86_movdicc_0_m1_rex64): Likewise.
2717 (*x86_movdicc_0_m1_se): Likewise.
2718 (x86_movsicc_0_m1): Likewise.
2719 (*x86_movsicc_0_m1_se): Likewise.
2720 (*adddi_1_rex64): Emit add insn as much as possible.
2721 (*addsi_1): Likewise.
2722 (return_internal): Set atom_unit.
2723 (return_internal_long): Likewise.
2724 (return_pop_internal): Likewise.
2725 (*rcpsf2_sse): Set atom_sse_attr attr.
2726 (*qrt<mode>2_sse): Likewise.
2727 (*prefetch_sse): Likewise.
2729 * config/i386/i386-c.c (ix86_target_macros_internal): New case
2731 (ix86_target_macros_internal): Likewise.
2733 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
2734 (*prefetch_sse_rex): Likewise.
2735 (sse_rcpv4sf2): Likewise.
2736 (sse_vmrcpv4sf2): Likewise.
2737 (sse_sqrtv4sf2): Likewise.
2738 (<sse>_vmsqrt<mode>2): Likewise.
2739 (sse_ldmxcsr): Likewise.
2740 (sse_stmxcsr): Likewise.
2741 (*sse_sfence): Likewise.
2742 (sse2_clflush): Likewise.
2743 (*sse2_mfence): Likewise.
2744 (*sse2_lfence): Likewise.
2745 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
2746 (<sse>_movup<ssemodesuffixf2c>): Likewise.
2747 (avx_movdqu<avxmodesuffix>): Likewise.
2748 (avx_lddqu<avxmodesuffix>): Likewise.
2749 (sse2_movntv2di): Change attr "type" to "ssemov".
2750 (sse2_movntsi): Likewise.
2751 (rsqrtv8sf2): Change attr "type" to "sseadd".
2752 (sse3_addsubv2df3): Set attr "atom_unit".
2753 (sse3_h<plusminus_insn>v4sf3): Likewise.
2754 (*sse2_pmaddwd): Likewise.
2755 (*vec_extractv2di_1_rex64): Likewise.
2756 (*vec_extractv2di_1_avx): Likewise.
2757 (sse2_psadbw): Likewise.
2758 (ssse3_phaddwv8hi3): Likewise.
2759 (ssse3_phaddwv4hi3): Likewise.
2760 (ssse3_phadddv4si3): Likewise.
2761 (ssse3_phadddv2si3): Likewise.
2762 (ssse3_phaddswv8hi3): Likewise.
2763 (ssse3_phaddswv4hi3): Likewise.
2764 (ssse3_phsubwv8hi3): Likewise.
2765 (ssse3_phsubwv4hi3): Likewise.
2766 (ssse3_phsubdv4si3): Likewise.
2767 (ssse3_phsubdv2si3): Likewise.
2768 (ssse3_phsubswv8hi3): Likewise.
2769 (ssse3_phsubswv4hi3): Likewise.
2770 (ssse3_pmaddubsw128): Likewise.
2771 (sse3_pmaddubsw: Likewise.
2772 (ssse3_palignrti): Likewise.
2773 (ssse3_palignrdi): Likewise.
2775 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
2777 * doc/install.texi (Specific): Fix two cross-references to MinGW.
2779 2009-04-06 Richard Guenther <rguenther@suse.de>
2781 PR tree-optimization/28868
2782 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
2783 of which PHI results we inserted.
2784 (insert_into_preds_of_block): Record inserted PHIs.
2785 (eliminate): Eliminate redundant PHI nodes.
2786 (init_pre): Init inserted_phi_names.
2788 2009-04-06 Richard Guenther <rguenther@suse.de>
2790 PR tree-optimization/39643
2791 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
2792 IMAGPART_EXPRs of complex constants.
2793 (execute_fold_all_builtins): If we folded a call queue
2794 TODO_update_address_taken.
2796 2009-04-06 Jan Hubicka <jh@suse.cz>
2799 * except.c (remove_unreachable_regions): Propagate may_contain_throw
2802 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
2804 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
2806 (ic_invalidate_array): Likewise.
2808 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
2810 * calls.c (emit_library_call_value_1): Fix a problem with parameter
2811 alignment for library calls.
2813 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
2815 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
2816 (mingw32 tm clause use_gcc_stdint): Set to wrap.
2817 * config/i386/mingw-stdint.h: New file.
2819 2009-04-05 Richard Guenther <rguenther@suse.de>
2821 PR tree-optimization/39648
2822 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
2823 our &A vs. &A[0] IL deficiencies.
2825 2009-04-04 Jan Hubicka <jh@suse.cz>
2827 * except.c (sjlj_find_directly_reachable_regions): Be ready for
2828 removed toplevel regions.
2829 (sjlj_mark_call_sites): Likewise.
2831 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
2833 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
2834 (cygwin tm clause use_gcc_stdint): Set to wrap.
2835 * config/i386/cygwin-stdint.h: New file.
2837 2009-04-04 Richard Guenther <rguenther@suse.de>
2839 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
2840 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
2841 single-argument PHIs if we are in loop-closed SSA form.
2842 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
2843 for the pre-condition.
2844 (slpeel_tree_peel_loop_to_edge): Likewise.
2845 (vect_build_loop_niters): Take an optional sequence to append stmts.
2846 (vect_generate_tmps_on_preheader): Likewise.
2847 (vect_do_peeling_for_loop_bound): Take extra guards for the
2849 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
2850 the cost model check.
2851 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
2852 guards if we are going to peel. Do not apply versioning in that case.
2853 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
2854 (vect_do_peeling_for_loop_bound): Likewise.
2855 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
2856 loop bound only record extra pre-conditions, do not apply loop
2859 2009-04-04 Richard Guenther <rguenther@suse.de>
2861 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
2864 2009-04-04 Jan Hubicka <jh@suse.cz>
2866 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2867 last_basic_block for size of bb->index indexed array.
2868 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
2869 compute_out, link_btr_uses, build_btr_def_use_webs,
2870 build_btr_def_use_webs, migrate_btr_defs): Likewise.
2872 2009-04-04 Jan Hubicka <jh@suse.cz>
2874 * except.c (remove_eh_handler_and_replace): Break out from ...
2875 (remove_eh_handler): ... here.
2876 (bring_to_root): New function.
2877 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
2878 handled ones, bring others to root of tree.
2880 2009-04-04 Jan Hubicka <jh@suse.cz>
2882 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
2883 (all_phis_safe_to_merge): New function.
2884 (update_info): New structure.
2885 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
2886 (cleanup_empty_eh): Update SSA if possible.
2888 2009-04-04 Richard Guenther <rguenther@suse.de>
2890 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
2891 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
2892 (append_vuse): Likewise.
2894 2009-04-04 Jakub Jelinek <jakub@redhat.com>
2896 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
2897 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
2898 instead of REG_UNSAVED for DW_CFA_undefined.
2899 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
2900 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
2903 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
2906 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
2907 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
2908 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
2910 2009-04-04 Richard Guenther <rguenther@suse.de>
2912 PR tree-optimization/8781
2913 PR tree-optimization/37892
2914 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
2915 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
2916 (valueize_refs): Call it for *& valueizations.
2917 (shared_reference_ops_from_ref): Rename to ...
2918 (valueize_shared_reference_ops_from_ref): ... this and valueize.
2919 (shared_reference_ops_from_call): Rename to ...
2920 (valueize_shared_reference_ops_from_call): ... this and valueize.
2921 (vn_reference_lookup): Update.
2922 (visit_reference_op_call): Likewise.
2923 * tree-ssa-pre.c (phi_translate_1): Fold *&.
2924 (eliminate): Value-replace the call address in call statements.
2926 2009-04-04 Richard Guenther <rguenther@suse.de>
2928 PR tree-optimization/39636
2929 * tree-ssa-forwprop.c
2930 (forward_propagate_addr_into_variable_array_index): Check for
2931 GIMPLE_ASSIGN before accessing the rhs code.
2933 2009-04-03 Jason Merrill <jason@redhat.com>
2935 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
2937 2009-04-03 Steve Ellcey <sje@cup.hp.com>
2939 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
2940 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
2941 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
2942 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
2943 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
2944 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
2945 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
2946 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
2947 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
2948 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
2949 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
2950 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
2951 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
2952 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
2953 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
2954 Use fr_reg_or_fp01_operand instead of fr_register_operand
2956 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
2957 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
2958 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
2960 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
2962 PR rtl-optimization/39607
2963 PR rtl-optimization/39631
2967 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2968 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2969 instead of DF_LR_OUT.
2970 * ira-lives.c (process_bb_node_lives): Ditto.
2971 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2972 instead of DF_LR_{OUT,IN}.
2973 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2974 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2976 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
2978 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
2979 (execute_lower_omp): Always run but take the short way out if -fopenmp
2981 (gate_lower_omp): Remove, forcing the pass manager to always run the
2982 pass and always set PROP_gimple_lomp.
2983 (pass_lower_omp): Remove gate function.
2984 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
2985 PROP_trees. Instead, require it.
2986 * ipa-cp.c (pass_ipa_cp): Likewise.
2987 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
2988 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
2989 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
2990 and PROP_gimple_leh.
2992 2009-04-03 Richard Guenther <rguenther@suse.de>
2995 PR tree-optimization/23940
2996 PR tree-optimization/33237
2999 PR tree-optimization/36201
3000 PR tree-optimization/36230
3001 PR tree-optimization/38049
3002 PR tree-optimization/38207
3003 PR tree-optimization/38230
3004 PR tree-optimization/38301
3005 PR tree-optimization/38585
3007 PR tree-optimization/38985
3008 PR tree-optimization/39299
3009 * tree-ssa-structalias.h: Remove.
3010 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3011 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3012 (struct vuse_element_d): Remove.
3013 (struct vuse_vec_d): Likewise.
3014 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3015 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3016 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3017 VUSE_ELEMENT_VAR): Likewise.
3018 (struct voptype_d): Likewise.
3019 (NUM_VOP_FREE_BUCKETS): Likewise.
3020 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3021 (struct stmt_operands_d): Remove.
3022 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3023 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3024 VDEF_NUM, VDEF_VECT): Likewise.
3025 (copy_virtual_operands): Remove.
3026 (operand_build_cmp): Likewise.
3027 (create_ssa_artificial_load_stmt): Likewise.
3028 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3029 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3030 vuse_index and mayuse_index members. Pack and move done and iter_type
3031 members to the front.
3032 (SSA_OP_VMAYUSE): Remove.
3033 (SSA_OP_VIRTUAL_USES): Adjust.
3034 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3035 (unlink_stmt_vdef): Declare.
3036 (add_to_addressable_set): Remove.
3037 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3038 (vrp_visit_stmt): Likewise.
3039 * doc/tree-ssa.texi (Alias analysis): Update.
3040 * doc/invoke.texi (max-aliased-vops): Remove docs.
3041 (avg-aliased-vops): Likewise.
3042 * tree-into-ssa.c (syms_to_rename): Remove.
3043 (need_to_update_vops_p): Likewise.
3044 (need_to_initialize_update_ssa_p): Rename to ...
3045 (update_ssa_initialized_fn): ... this. Track function we are
3047 (symbol_marked_for_renaming): Simplify.
3048 (add_new_name_mapping): Do not set need_to_update_vops_p.
3049 (dump_currdefs): Use SYMS_TO_RENAME.
3050 (rewrite_update_stmt): Always walk all uses/defs.
3051 (dump_update_ssa): Adjust.
3052 (init_update_ssa): Take function argument. Track what we are
3054 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3055 (create_new_def_for): Initialize for cfun, assert we are initialized
3057 (mark_sym_for_renaming): Simplify.
3058 (mark_set_for_renaming): Do not initialize update-ssa.
3059 (need_ssa_update_p): Simplify. Take function argument.
3060 (name_mappings_registered_p): Assert we ask for the correct function.
3061 (name_registered_for_update_p): Likewise.
3062 (ssa_names_to_replace): Likewise.
3063 (release_ssa_name_after_update_ssa): Likewise.
3064 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3065 (dump_decl_set): Do not print a newline.
3066 (debug_decl_set): Do it here.
3067 (dump_update_ssa): And here.
3068 * tree-ssa-loop-im.c (move_computations): Adjust.
3069 (movement_possibility): Likewise.
3070 (determine_max_movement): Likewise.
3071 (gather_mem_refs_stmt): Likewise.
3072 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3074 * tree-complex.c (update_all_vops): Remove.
3075 (expand_complex_move): Adjust.
3076 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3077 Simplify test for memory referencing statement. Exclude
3078 non-invariant ADDR_EXPRs.
3079 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3080 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3081 (rdg_flag_uses): Likewise.
3082 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3084 (tree_optimize_tail_calls_1): Also split the
3085 edge from the entry block if we have degenerate PHI nodes in
3086 the first basic block.
3087 * tree.c (init_ttree): Remove memory-tag related code.
3088 (tree_code_size): Likewise.
3089 (tree_node_structure): Likewise.
3090 (build7_stat): Re-write to be build6_stat.
3091 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3092 (SSA_VAR_P): Adjust.
3093 (struct tree_memory_tag): Remove.
3094 (struct tree_memory_partition_tag): Likewise.
3095 (union tree_node): Adjust.
3096 (build7): Re-write to be build6.
3097 * tree-pass.h (pass_reset_cc_flags): Remove.
3098 (TODO_update_address_taken): New flag.
3099 (pass_simple_dse): Remove.
3100 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3101 * params.h (MAX_ALIASED_VOPS): Remove.
3102 (AVG_ALIASED_VOPS): Likewise.
3103 * omp-low.c (expand_omp_taskreg): Update SSA form.
3104 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3105 aliases the lhs in a copy stmt.
3106 * tree-ssa-dse.c (struct address_walk_data): Remove.
3107 (memory_ssa_name_same): Likewise.
3108 (memory_address_same): Likewise.
3109 (get_kill_of_stmt_lhs): Likewise.
3110 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
3111 unused stores. Look through PHI nodes into post-dominated regions.
3112 (dse_optimize_stmt): Simplify. Properly remove stores.
3113 (tree_ssa_dse): Compute dominators.
3114 (execute_simple_dse): Remove.
3115 (pass_simple_dse): Likewise.
3116 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
3117 gimple_loaded_syms and gimple_stored_syms computation.
3118 * toplev.c (dump_memory_report): Dump alias and pta stats.
3119 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3120 (vn_reference_eq): Likewise.
3121 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3122 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3123 valueize_vuses): Remove.
3124 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3125 (get_def_ref_stmt_vuse): ... this.
3126 (vn_reference_lookup_2): New function.
3127 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3128 walking equivalent vuses. Simplify.
3129 (vn_reference_lookup): Likewise.
3130 (vn_reference_insert): Likewise.
3131 (vn_reference_insert_pieces): Likewise.
3132 (visit_reference_op_call): Simplify.
3133 (visit_reference_op_load): Likewise.
3134 (visit_reference_op_store): Likewise.
3135 (init_scc_vn): Remove shared_lookup_vuses initialization.
3136 (free_scc_vn): Remove shared_lookup_vuses freeing.
3137 (sort_vuses, sort_vuses_heap): Remove.
3138 (get_ref_from_reference_ops): Export.
3139 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3140 vector with single vuse pointer.
3141 (vn_reference_lookup_pieces, vn_reference_lookup,
3142 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3143 (shared_vuses_from_stmt): Remove.
3144 (get_ref_from_reference_ops): Declare.
3145 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3146 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3147 memory-tag related code.
3148 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3149 (likely_value): Add comment, skip static-chain of call statements.
3150 (surely_varying_stmt_p): Adjust.
3151 (gimplify_and_update_call_from_tree): Likewise.
3152 (execute_fold_all_builtins): Do not rebuild alias info.
3153 (gimplify_and_update_call_from_tree): Properly update VOPs.
3154 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3155 (copy_ref_info): Remove memory-tag related code.
3156 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3157 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3158 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3160 * tree-ssa-dom.c (gimple_p): Remove typedef.
3161 (eliminate_redundant_computations): Adjust.
3162 (record_equivalences_from_stmt): Likewise.
3163 (avail_expr_hash): Likewise.
3164 (avail_expr_eq): Likewise.
3165 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3166 (stmt_makes_single_load): Likewise.
3167 (stmt_makes_single_store): Likewise.
3168 * tree-ssa-alias.c: Rewrite completely.
3169 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3170 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3171 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3172 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3173 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3174 Remove public functions.
3175 (pass_reset_cc_flags): Remove.
3176 (pass_build_alias): Move ...
3177 * tree-ssa-structalias.c (pass_build_alias): ... here.
3178 * tree-ssa-alias.c (may_be_aliased): Move ...
3179 * tree-flow-inline.h (may_be_aliased): ... here.
3180 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3181 count_uses_and_derefs): Move ...
3182 * gimple.c: ... here.
3183 * gimple.h (count_uses_and_derefs): Declare.
3184 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3185 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3186 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3187 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3188 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3189 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3190 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3192 * tree-dfa.c (refs_may_alias_p): Move ...
3193 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3194 * tree-ssa-alias.h: New file.
3195 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3196 (statement_sink_location): Likewise.
3197 * opts.c (decode_options): Do not adjust max-aliased-vops or
3198 avg-aliased-vops values.
3199 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3200 (TV_CALL_CLOBBER): Likewise.
3201 (TV_FLOW_SENSITIVE): Likewise.
3202 (TV_FLOW_INSENSITIVE): Likewise.
3203 (TV_MEMORY_PARTITIONING): Likewise.
3204 (TV_ALIAS_STMT_WALK): New timevar.
3205 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3206 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3207 (get_address_description): Remove memory-tag related code.
3208 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3209 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3210 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3211 and immediate uses in statements. Document.
3212 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3213 (dump_symbols): Remove.
3214 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3215 * alias.c (get_deref_alias_set): New function split out from ...
3216 (get_alias_set): ... here.
3217 * alias.h (get_deref_alias_set): Declare.
3218 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3219 type parameter. Remove restrict pointer handling. Create a
3220 ref-all pointer in case type-based alias sets do not conflict.
3221 (vect_analyze_data_refs): Remove SMT related code.
3222 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3223 (vectorizable_load): Likewise.
3224 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3225 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3226 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3227 Ignore vops and SMTs.
3228 (dr_analyze_alias): Likewise..
3229 (free_data_ref): Likewise.
3230 (create_data_ref): Likewise.
3231 (analyze_all_data_dependences): Likewise.
3232 (get_references_in_stmt): Adjust.
3233 * tree-flow-inline.h (gimple_aliases_computed_p,
3234 gimple_addressable_vars, gimple_call_clobbered_vars,
3235 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3236 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3237 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3238 gimple_mem_ref_stats): Remove.
3239 (gimple_vop): New function.
3240 (op_iter_next_use): Remove vuses and mayuses cases.
3241 (op_iter_next_def): Remove vdefs case.
3242 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3243 (clear_and_done_ssa_iter): Do not set removed fields.
3244 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3245 Assert we are not iterating over vuses or vdefs if not also
3246 iterating over uses or defs.
3247 (op_iter_init_use): Likewise.
3248 (op_iter_init_def): Likewise.
3249 (op_iter_next_vdef): Remove.
3250 (op_iter_next_mustdef): Likewise.
3251 (op_iter_init_vdef): Likewise.
3252 (compare_ssa_operands_equal): Likewise.
3253 (link_use_stmts_after): Handle vuse operand.
3254 (is_call_used): Use is_call_clobbered.
3255 (is_call_clobbered): Global variables are always call clobbered,
3256 query the call-clobbers bitmap.
3257 (mark_call_clobbered): Ignore global variables.
3258 (clear_call_clobbered): Likewise.
3259 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3260 virtual operands sanity check.
3261 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3263 (TARGET_MEM_REF): Remove TMR_TAG operand.
3264 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3265 Remove call-clobber related code.
3266 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3267 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3268 partitions or escape reason.
3269 (get_single_def_stmt, get_single_def_stmt_from_phi,
3270 get_single_def_stmt_with_phi): Remove.
3271 (dump_referenced_vars): Tidy.
3272 (get_ref_base_and_extent): Allow bare decls.
3273 (collect_dfa_stats): Adjust.
3274 * graphite.c (rename_variables_in_stmt): Adjust.
3275 (graphite_copy_stmts_from_block): Likewise.
3276 (translate_clast): Likewise.
3277 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3279 (translate_vuse_through_block): Use the oracle.
3280 (phi_translate_1): Adjust.
3281 (value_dies_in_block_x): Use the oracle. Cache the outcome
3283 (valid_in_sets): Check if the VUSE for
3284 a REFERENCE is available.
3285 (eliminate): Do not remove stmts during elimination,
3286 instead queue and remove them afterwards.
3287 (do_pre): Do not rebuild alias info.
3288 (pass_pre): Run TODO_rebuild_alias before PRE.
3289 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3290 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3291 (mark_all_v_defs_stmt): Remove.
3292 (mark_all_v_defs_seq): Adjust.
3293 (sra_replace): Likewise.
3294 (scalarize_use): Likewise.
3295 (scalarize_copy): Likewise.
3296 (scalarize_init): Likewise.
3297 (scalarize_ldst): Likewise.
3298 (todoflags): Remove.
3299 (tree_sra): Do not rebuild alias info.
3300 (tree_sra_early): Adjust.
3301 (pass_sra): Run TODO_update_address_taken before SRA.
3302 * tree-predcom.c (set_alias_info): Remove.
3303 (prepare_initializers_chain): Do not call it.
3304 (mark_virtual_ops_for_renaming): Adjust.
3305 (mark_virtual_ops_for_renaming_list): Remove.
3306 (initialize_root_vars): Adjust.
3307 (initialize_root_vars_lm): Likewise.
3308 (prepare_initializers_chain): Likewise.
3309 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3310 (may_propagate_copy_into_stmt): Likewise.
3311 (merge_alias_info): Do nothing for now.
3312 (propagate_tree_value_into_stmt): Adjust.
3313 (stmt_may_generate_copy): Likewise.
3314 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3315 not mark symbols for renaming.
3316 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3317 with the same statement, make sure to update the new pointed-to one.
3318 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3319 call statements, do not mark symbols for renaming.
3320 (mark_operand_necessary): Dump something.
3321 (ref_may_be_aliased): New function.
3322 (mark_aliased_reaching_defs_necessary_1): New helper function.
3323 (mark_aliased_reaching_defs_necessary): Likewise.
3324 (mark_all_reaching_defs_necessary_1): Likewise.
3325 (mark_all_reaching_defs_necessary): Likewise.
3326 (propagate_necessity): Do not process virtual PHIs. For
3327 non-aliased loads mark all reaching definitions as necessary.
3328 For aliased loads and stores mark the immediate dominating
3329 aliased clobbers as necessary.
3330 (visited): New global static.
3331 (perform_tree_ssa_dce): Free visited bitmap after propagating
3333 (remove_dead_phis): Perform simple dead virtual PHI removal.
3334 (remove_dead_stmt): Properly unlink virtual operands when
3336 (eliminate_unnecessary_stmts): Schedule PHI removal after
3338 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3339 (process_replaceable): Likewise.
3340 (find_replaceable_in_bb): Likewise.
3341 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3342 based on the single gimple vop.
3343 (verify_flow_insensitive_alias_info): Remove.
3344 (verify_flow_sensitive_alias_info): Likewise.
3345 (verify_call_clobbering): Likewise.
3346 (verify_memory_partitions): Likewise.
3347 (verify_alias_info): Likewise.
3348 (verify_ssa): Adjust..
3349 (execute_update_addresses_taken): Export. Update SSA
3350 manually. Optimize only when optimizing. Use a local bitmap.
3351 (pass_update_address_taken): Remove TODO_update_ssa, add
3353 (pass_update_address_taken): Just use TODO_update_address_taken.
3354 (init_tree_ssa): Do not initialize addressable_vars.
3355 (verify_ssa): Verify new VUSE / VDEF properties.
3356 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3357 Do not call verify_alias_info.
3358 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3359 Do not free the loaded and stored syms bitmaps. Reset the escaped
3360 and callused solutions. Do not free addressable_vars.
3361 Remove memory-tag related code.
3362 (warn_uninitialized_var): Aliases are always available.
3363 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3364 * lambda-code.c (can_put_in_inner_loop): Adjust.
3365 (can_put_after_inner_loop): Likewise.
3366 (perfect_nestify): Likewise.
3367 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3368 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3369 (vectorizable_conversion): Do not mark symbols for renaming.
3370 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3371 (expand_call_inline): Unlink the calls virtual operands before
3373 (tree_function_versioning): Do not call update_ssa if we are not
3374 updating clones. Simplify.
3375 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3376 (propagate_with_phi): Likewise..
3377 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3378 clobber code. Assert we are not aliased or global.
3379 * tree-flow.h: Include tree-ssa-alias.h
3380 (enum escape_type): Remove.
3381 (struct mem_sym_stats_d): Likewise.
3382 (struct mem_ref_stats_d): Likewise.
3383 (struct gimple_df): Add vop member. Remove global_var,
3384 call_clobbered_vars, call_used_vars, addressable_vars,
3385 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3386 escaped and callused members.
3387 (struct ptr_info_def): Remove all members, add points-to solution
3389 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3390 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3391 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3392 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3393 (tree-ssa-alias.o): Likewise.
3394 (toplev.o): Add tree-ssa-alias.h
3395 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3396 * gimple.c (gimple_set_bb): Fix off-by-one error.
3397 (is_gimple_reg): Do not handle memory tags.
3398 (gimple_copy): Also copy virtual operands.
3399 Delay updating the statement. Do not reset loaded and stored syms.
3400 (gimple_set_stored_syms): Remove.
3401 (gimple_set_loaded_syms): Likewise.
3402 (gimple_call_copy_skip_args): Copy the virtual operands
3403 and mark the new statement modified.
3404 * tree-ssa-structalias.c (may_alias_p): Remove.
3405 (set_uids_in_ptset): Take the alias set to prune with as
3406 parameter. Fold in the alias test of may_alias_p.
3407 (compute_points_to_sets): Compute whether a ptr is dereferenced
3409 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3410 other ADDRESSOF constraints on the lhs.
3411 (get_constraint_for_component_ref): Assert that we don't get
3412 ADDRESSOF constraints from the base of the reference.
3413 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3414 (struct variable_info): Remove collapsed_to member.
3415 (get_varinfo_fc): Remove.
3416 (new_var_info): Do not set collapsed_to.
3417 (dump_constraint): Do not follow cycles.
3418 (dump_constraint_graph): Likewise.
3419 (build_pred_graph): Likewise.
3420 (build_succ_graph): Likewise.
3421 (rewrite_constraints): Likewise.
3422 (do_simple_structure_copy): Remove.
3423 (do_rhs_deref_structure_copy): Remove.
3424 (do_lhs_deref_structure_copy): Remove.
3425 (collapse_rest_of_var): Remove.
3426 (do_structure_copy): Re-implement.
3427 (pta_stats): New global variable.
3428 (dump_pta_stats): New function.
3429 (struct constraint_expr): Make offset signed.
3430 (UNKNOWN_OFFSET): Define special value.
3431 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3432 (solution_set_expand): New helper function split out from ...
3433 (do_sd_constraint): ... here.
3434 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3435 (do_ds_constraint): Likewise.
3436 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3437 and CALLUSED = *CALLUSED.
3438 (set_union_with_increment): Make inc argument signed.
3439 (type_safe): Remove.
3440 (get_constraint_for_ptr_offset): Handle unknown and negative
3442 (first_vi_for_offset): Handle offsets before start. Bail
3443 out early for offsets beyond the variable extent.
3444 (first_or_preceding_vi_for_offset): New function.
3445 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3446 Together with ESCAPED = *ESCAPED this properly computes reachability.
3447 (find_what_var_points_to): New function.
3448 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3449 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3450 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3451 pt_solutions_intersect): New functions.
3452 (compute_call_used_vars): Remove.
3453 (compute_may_aliases): New main entry into PTA computation.
3454 * gimple.h (gimple_p): New typedef.
3455 (struct gimple_statement_base): Remove references_memory_p.
3456 (struct gimple_statement_with_memory_ops_base): Remove
3457 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3459 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3460 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3461 gimple_set_references_memory): Remove.
3462 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3463 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3465 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3466 (verify_expr): Allow RESULT_DECL.
3467 (gimple_duplicate_bb): Do not copy virtual operands.
3468 (gimple_duplicate_sese_region): Adjust.
3469 (gimple_duplicate_sese_tail): Likewise.
3470 (mark_virtual_ops_in_region): Remove.
3471 (move_sese_region_to_fn): Do not call it.
3472 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3473 and pass_simple_dse.
3474 (execute_function_todo): Handle TODO_update_address_taken,
3475 call execute_update_addresses_taken for TODO_rebuild_alias.
3476 (execute_todo): Adjust.
3477 (execute_one_pass): Init dump files early.
3478 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
3480 (create_general_new_stmt): Clear vops.
3481 * tree-ssa-reassoc.c (get_rank): Adjust.
3482 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
3483 symbols for renaming.
3484 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
3485 (PARAM_AVG_ALIASED_VOPS): Likewise.
3486 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
3487 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
3488 * tree-ssa-operands.c: Simplify for new virtual operand representation.
3489 (operand_build_cmp, copy_virtual_operands,
3490 create_ssa_artificial_load_stmt, add_to_addressable_set,
3491 gimple_add_to_addresses_taken): Remove public functions.
3492 (unlink_stmt_vdef): New function.
3494 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3496 * config.gcc (powerpc-*-linux*): Merge variants.
3498 2009-04-02 Chao-ying Fu <fu@mips.com>
3499 James Grosbach <james.grosbach@microchip.com>
3501 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
3502 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
3504 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
3505 keep_interrupts_masked_p, use_debug_exception_return_p.
3506 (mips_attribute_table): Add interrupt, use_shadow_register_set,
3507 keep_interrupts_masked, use_debug_exception_return.
3508 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
3509 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
3511 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
3512 (mips_print_operand): Process COP0 registers to print $0 .. $31
3513 correctly for GAS to process.
3514 (mips_interrupt_extra_call_saved_reg_p): New function.
3515 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
3517 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3518 (mips_compute_frame_info): Add supports for interrupt context that
3519 includes doubleword accumulators and COP0 registers.
3520 (mips_for_each_saved_acc): New function.
3521 (mips_for_each_saved_gpr_and_fpr): Change the function name from
3522 mips_for_each_saved_reg.
3523 (mips_save_reg): Save accumulators.
3524 (mips_kernel_reg_p): A new for_each_rtx callback.
3525 (mips_expand_prologue): Support interrupt handlers.
3526 (mips_restore_reg): Restore accumulators.
3527 (mips_expand_epilogue): Support interrupt handlers.
3528 (mips_can_use_return_insn): Return false for interrupt handlers.
3529 (mips_epilogue_uses): New function.
3530 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
3531 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
3532 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
3533 cop0_move): New instructions.
3534 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
3535 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
3537 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
3539 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
3540 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
3541 interrupt handlers, we use K0 as the temporary register.
3542 (EPILOGUE_USES): Change to a function call.
3543 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
3544 handlers, we use K0 as the temporary register.
3546 * doc/extend.texi (Function Attributes): Document interrupt,
3547 use_shadow_register_set, keep_interrupts_masked,
3548 use_debug_exception_return for MIPS attributes.
3550 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3552 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
3553 Remove a number of t-files from tmake_file.
3554 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
3555 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
3556 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
3557 target_prototype, not TARGET_PROTOTYPE.
3558 (LINK_OS_GNU_SPEC): Define.
3559 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
3560 and darwin-ldoubdle.c.
3562 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3565 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
3566 (cpp_options): Ditto.
3567 (default_compilers): Ditto.
3568 (display_help): Ditto.
3569 (process_command): Ditto.
3571 (set_input): Use lbasename instead of duplicate code.
3572 (save_temps_prefix): New static for -save-temps=obj.
3573 (save_temps_length): Ditto.
3575 * doc/invoke.texi (-save-temps=obj): Document new variant to
3578 2009-04-02 Jeff Law <law@redhat.com>
3580 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
3583 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3585 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
3586 * configure: Regenerated.
3588 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3590 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
3591 share the argument list.
3593 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3597 2009-02-12 Diego Novillo <dnovillo@google.com>
3599 * varpool.c (debug_varpool): New.
3600 * cgraph.h (debug_varpool): Declare.
3602 2009-04-02 Jan Hubicka <jh@suse.cz>
3604 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
3607 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3609 * config/i386/i386.c (ix86_abi): Move initialization to ...
3610 (override_options): Here.
3612 2009-04-02 Christian Bruel <christian.bruel@st.com>
3614 * config/sh/sh.c (sh_dwarf_register_span): New function.
3615 (TARGET_DWARF_REGISTER_SPAN): Define.
3616 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
3618 2009-04-02 Ira Rosen <irar@il.ibm.com>
3620 PR tree-optimization/39595
3621 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
3622 interleaved loads group is not greater than the SLP group size.
3624 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3626 * builtins.c (is_builtin_name): New.
3627 (called_as_built_in): Use is_builtin_name.
3628 * tree.h (is_builtin_name): New.
3629 * varasm.c (incorporeal_function_p): Use is_builtin_name
3631 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
3633 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
3635 2009-04-02 Dodji Seketeli <dodji@redhat.com>
3638 * c-decl.c (clone_underlying_type): Move this ...
3639 * c-common.c (set_underlying_type): ... here.
3640 Also, make sure the function properly sets TYPE_STUB_DECL() on
3641 the newly created typedef variant type.
3642 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
3643 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
3646 2009-04-02 Richard Guenther <rguenther@suse.de>
3648 PR tree-optimization/37221
3649 * tree-flow.h (degenerate_phi_result): Declare.
3650 * tree-ssa-dom.c (degenerate_phi_result): Export.
3651 * tree-scalar-evolution.c (analyze_initial_condition): If
3652 the initial condition is defined by a degenerate PHI node
3653 use the degenerate value.
3655 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
3657 PR rtl-optimization/39588
3658 * combine.c (merge_outer_ops): Do not set the constant when this
3660 (simplify_shift_const_1): Do not modify it either in this case.
3662 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
3664 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
3665 tuning is deprecated if -mtune value is set to an Itanium1 variant.
3667 2009-04-01 Janis Johnson <janis187@us.ibm.com>
3670 * c-lex.c (interpret_float): Default (no suffix) is double.
3672 2009-04-1 Xinliang David Li <davidxl@google.com>
3674 * config/i386/i386.c (legitimate_constant_p): Recognize
3675 all one vector constant.
3677 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3679 * gcc/config/vax/vax.c: Add #includes to silence warnings.
3680 Change #include order to silence two warnings.
3682 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3684 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
3685 (ASM_SPEC): Pass -k to the assembler for PIC code.
3687 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3689 * gcc/config.gcc: Add vax-*-linux* to the switch.
3690 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
3691 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
3693 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3695 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
3696 Use predicate macros instead of GET_CODE() == foo.
3697 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
3698 ashlsi3, rotrsi3, <unnamed>): Likewise.
3700 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3702 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
3703 jbbccihi, jbbccisi): Remova trailing whitespace.
3704 * gcc/config/vax/constraints.md: Likewise.
3705 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3706 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
3707 * gcc/config/vax/predicates.md: Likewise.
3708 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
3709 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
3710 * gcc/config/vax/vax.h: Likewise.
3711 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
3713 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3715 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
3716 (indirectable_address_p, adjacent_operands_p): Add spaces around
3718 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
3720 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3722 * gcc/config/vax/vax.c (legitimate_constant_address_p,
3723 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
3724 index_term_p, reg_plus_index_p, legitimate_address_p,
3725 vax_mode_dependent_address_p): Update comments to match functions
3726 modified by the recent int->bool conversion.
3728 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3730 * gcc/config/vax/builtins.md: Update copyright message.
3731 * gcc/config/vax/constraints.md: Likewise.
3732 * gcc/config/vax/netbsd-elf.h: Likewise.
3733 * gcc/config/vax/predicates.md: Likewise.
3734 * gcc/config/vax/vax-protos.h: Likewise.
3735 * gcc/config/vax/vax.c: Likewise.
3736 * gcc/config/vax/vax.h: Likewise.
3737 * gcc/config/vax/vax.md: Likewise.
3738 * gcc/config/vax/vax.opt: Likewise.
3740 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3742 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
3743 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
3744 * gcc/config/vax/constraints.md (B, R): Likewise.
3745 * gcc/config/vax/predicates.md (external_memory_operand,
3746 nonimmediate_addsub_di_operand): Likewise.
3747 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
3748 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
3749 untyped_call): Likewise.
3751 2009-04-01 Matt Thomas <matt@3am-software.com>
3753 * config/vax/predicates.md: New file.
3754 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
3755 external_const_operand, nonsymbolic_operand, external_memory_operand,
3756 indirect_memory_operand, indexed_memory_operand,
3757 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
3758 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
3760 * config/vax/constraints.md: New file.
3761 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
3763 * config/vax/builtins.md: New file.
3764 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
3765 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
3767 * config/vax/vax.opt (mqmath): Add option.
3768 * config/vax/vax.md (isfx): Extend with DI.
3769 (VAXintQH, VAXintQHSD): Define.
3770 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
3771 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
3772 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
3773 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
3774 (movdi): Update constraints and use vax_output_int_move().
3775 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
3776 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
3777 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
3778 nonlocal_goto): New.
3779 (mov<mode>): Extend accepted operand types.
3780 (subdi3_old): Rename from subdi3, change update constraints and use
3781 a new implementation.
3782 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
3783 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
3784 MOVE_RATIO, CLEAR_RATIO): Define.
3785 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
3786 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
3787 (PRINT_OPERAND): Redefine using a function instead of inlined code.
3788 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
3789 (split_quadword_operands): Make static and really allow variable
3791 (print_operand_address): Update for PIC generation.
3792 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
3793 indexable_address_p, fixup_mathdi_operand,
3794 vax_expand_addsub_di_operands, adjacent_operands_p): New.
3795 (vax_float_literal, legitimate_constant_p,
3796 indirectable_constant_address_p, index_term_p,
3797 reg_plus_index_p): Return bool instead of int.
3798 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
3800 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
3802 (vax_output_conditional_branch): Indent.
3803 (legitimate_constant_address_p, indirectable_constant_address_p,
3804 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
3805 vax_mode_dependent_address_p): Return bool instead of int, update for
3807 * config/vax/vax-protos.h (legitimate_constant_address_p,
3808 legitimate_constant_p, legitimate_address_p,
3809 vax_mode_dependent_address_p): Change declaration to bool.
3810 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
3811 vax_expand_addsub_di_operands, vax_output_int_subtract,
3812 vax_output_movmemsi): Declare.
3813 (split_quadword_operands, vax_float_literal): Delete declaration.
3814 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
3815 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
3816 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
3817 ASM_OUTPUT_DWARF_PCREL): Define.
3818 (ASM_SPEC): Change definition to allow PIC generation.
3820 2009-04-01 Steve Ellcey <sje@cup.hp.com>
3822 * doc/sourcebuild.texi: Update front-end requirements.
3824 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3827 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
3828 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
3829 (booldi3_internal3): Use boolean_or_operator instead of
3832 2009-04-01 Joseph Myers <joseph@codesourcery.com>
3835 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
3836 declarator whose size is not an integer constant expression but
3837 folds to an integer constant, then treat it as a constant
3840 2009-04-01 Richard Guenther <rguenther@suse.de>
3842 * fold-const.c (fold_plusminus_mult_expr): Do not fold
3843 i * 4 + 2 to (i * 2 + 1) * 2.
3845 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3848 * c-parser.c (c_parser_asm_statement): Skip until close paren and
3849 return if c_parser_asm_string_literal returned NULL.
3851 2009-04-01 Nick Clifton <nickc@redhat.com>
3853 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
3855 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
3856 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
3857 other typedefs to avoid conflicts with libgcc2.c. Define labels
3858 to gain 16-bit bit-manipulation functions from libgcc2.c and then
3860 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
3861 to gain 16-bit trapping arithmetic functions from libgcc2.c and
3864 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
3866 * varasm.c (default_function_rodata_section): Declare DOT as
3869 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
3870 Andrey Galkin <agalkin@hypercom.com>
3873 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
3874 Make object_name unique for each process.
3876 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3879 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
3880 addressable variables in the parallel that could go out of scope while
3881 running queued tasks.
3883 2009-04-01 Anatoly Sokolov <aesok@post.ru>
3885 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
3886 (CASE_VALUES_THRESHOLD): Redefine.
3887 * config/avr/avr.c (avr_override_options): Remove initialization of
3888 avr_case_values_threshold variable.
3889 (avr_case_values_threshold): Remove variable. Add new function.
3890 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
3891 * config/avr/avr.opt (mno-tablejump): Remove option.
3892 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
3894 2009-04-01 DJ Delorie <dj@redhat.com>
3896 * varasm.c (default_function_rodata_section): Don't assume
3897 anything about where the first '.' in the section name is.
3899 2009-04-01 Alan Modra <amodra@bigpond.net.au>
3901 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
3902 rs6000_emit_stack_tie.
3904 2009-03-31 Ian Lance Taylor <iant@google.com>
3906 * tree-eh.c (tree_remove_unreachable_handlers): Compare
3907 gimple_code with GIMPLE_RESX, not RESX.
3909 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3911 * c-common.c (c_get_ident): New.
3912 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
3914 2009-04-01 Ben Elliston <bje@au.ibm.com>
3916 * config/rs6000/sysv4.opt (msdata): Improve option description.
3918 2009-03-31 Steve Ellcey <sje@cup.hp.com>
3920 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
3921 (divdf3_internal_lat): Remove.
3922 (divxf3_internal_lat): Remove.
3923 (divxf3_internal_thr): Remove.
3924 (divxf): Use divxf3_internal.
3925 * config/ia64/div.md (divsf3_internal_lat): New.
3926 (divdf3_internal_lat): New.
3927 (divxf3_internal): New.
3929 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3932 * Makefile.in (USE_GCC_STDINT): Define.
3933 (stmp-int-hdrs): Install stdint.h if applicable.
3934 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
3936 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
3937 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
3938 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3939 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3940 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3941 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3942 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3943 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3944 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3945 (c_common_nodes_and_builtins): Initialize
3946 underlying_wchar_type_node. Do not initialize
3947 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
3948 nodes for new types.
3949 (c_stddef_cpp_builtins): Define macros for new types.
3950 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
3952 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
3953 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
3954 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
3955 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
3956 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
3957 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
3958 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
3959 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
3960 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
3961 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
3962 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
3963 int16_type_node, int32_type_node, int64_type_node,
3964 uint8_type_node, uint16_type_node, c_uint32_type_node,
3965 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
3966 int_least32_type_node, int_least64_type_node,
3967 uint_least8_type_node, uint_least16_type_node,
3968 uint_least32_type_node, uint_least64_type_node,
3969 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
3970 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
3971 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
3972 uintptr_type_node): Define.
3973 * c-cppbuiltin.c (builtin_define_constants,
3974 builtin_define_type_minmax): New.
3975 (builtin_define_stdint_macros): Define more macros.
3976 (c_cpp_builtins): Define more limit macros.
3978 (builtin_define_type_max): Define in terms of
3979 builtin_define_type_minmax. Remove is_long parameter. All
3981 * config.gcc (use_gcc_stdint): Define.
3982 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
3983 Add newlib-stdint.h for generic targets.
3984 * config/glibc-stdint.h, config/newlib-stdint.h,
3985 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
3986 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
3987 * config/score/score.h (UINTPTR_TYPE): Define.
3988 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
3989 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
3990 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3991 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3992 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3993 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3994 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3995 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3996 * config/spu/spu.h (STDINT_LONG32): Define.
3997 * configure.ac (use_gcc_stdint): Substitute.
3998 * configure: Regenerate.
3999 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4000 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4001 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4002 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4003 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4004 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4005 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4006 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4007 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4008 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4009 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4010 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4011 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4012 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4013 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4014 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4015 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4016 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4017 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4018 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4019 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4020 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4021 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4022 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4023 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4024 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4025 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4026 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4027 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4029 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4031 * loop-iv.c (suitable_set_for_replacement): Renamed from
4032 simplify_using_assignment; changed to return bool and to accept new
4033 args DEST and SRC. Return true iff we find a source/destination pair
4034 that can be used to make a replacement, and fill SRC and DEST if so.
4035 Remove arg ALTERED. Don't deal with altered regs here. All callers
4037 (simplify_using_initial_values): Deal with altered regs here and track
4038 more precisely the effect they have on the validity of our expression.
4040 * loop-iv.c (simplify_using_condition): A condition of the form
4041 (EQ REG CONST) can be used to simply make a substitution.
4042 (simplify_using_initial_values): Keep track of conditions we have seen
4043 and keep using them to simplify new expressions, while applying the
4044 same substitutions to them as to the expression.
4046 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4047 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4050 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4051 changed. Use this when trying to improve the upper bound.
4052 Generate the comparison by using simplify_gen_relational.
4054 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4056 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4058 (simplify_using_assignment, simplify_using_initial_values): Call
4059 replace_in_expr to make replacements. Call replace_single_def_regs
4060 once on the initial version of the expression.
4062 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4065 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4067 2009-03-31 Richard Guenther <rguenther@suse.de>
4070 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4071 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4073 2009-03-31 Richard Guenther <rguenther@suse.de>
4075 * tree.h (div_if_zero_remainder): Declare.
4076 * fold-const.c (div_if_zero_remainder): Export.
4077 * tree-ssa-forwprop.c
4078 (forward_propagate_addr_into_variable_array_index): Handle
4079 constant array index addition outside of the variable index.
4081 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4084 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4085 define_splits, floatunssi<mode>2): Require x87 conversions from
4086 DImode to be permitted.
4088 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4090 PR preprocessor/15638
4091 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4093 2009-03-31 Richard Guenther <rguenther@suse.de>
4097 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4098 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4099 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4100 a separate statement.
4101 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4102 (lookup_tmp_var): Likewise.
4103 (is_gimple_formal_tmp_or_call_rhs): Remove.
4104 (is_gimple_reg_or_call_rhs): Rename to ...
4105 (is_gimple_reg_rhs_or_call): ... this.
4106 (is_gimple_mem_or_call_rhs): Rename to ...
4107 (is_gimple_mem_rhs_or_call): ... this.
4108 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
4109 DECL_GIMPLE_REG_P only if is_formal is true.
4110 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
4111 for non-proper post-modify expression gimplification.
4112 (gimplify_self_mod_expr): For post-modify expressions gimplify
4113 the lvalue to a minimal lvalue.
4114 (rhs_predicate_for): Remove formal temp case.
4115 (gimplify_modify_expr_rhs): Likewise.
4116 (gimplify_addr_expr): Use is_gimple_reg.
4117 (gimplify_expr): Remove formal temp cases.
4118 (gimple_regimplify_operands): Likewise.
4119 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4120 and FILTER_EXPR like constants.
4121 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4123 (is_gimple_formal_tmp_rhs): Remove.
4124 (is_gimple_reg_rhs): Remove special casing.
4125 (is_gimple_mem_rhs): Fix.
4126 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4127 (is_gimple_formal_tmp_var): Remove.
4128 (is_gimple_formal_tmp_reg): Likewise.
4129 (is_gimple_min_lval): Allow invariant component ref parts.
4130 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4131 is_gimple_formal_tmp_reg): Remove declarations.
4132 * tree-cfg.c (verify_expr): Verify that variables with address
4133 taken do not have DECL_GIMPLE_REG_P set.
4134 * tree-mudflap.c (mf_build_check_statement_for): Use
4135 force_gimple_operand instead of gimplify_expr.
4137 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4139 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4140 schedulable rows to compute_split_row.
4142 2009-03-31 Ben Elliston <bje@au.ibm.com>
4145 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4148 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4150 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4151 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4152 * configure: Regenerate.
4153 * config.in: Regenerate.
4154 * config/rs6000/rs6000.opt (mtls-markers): Add.
4155 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4156 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4157 (tls_ld_aix, tls_ld_sysv): Likewise.
4158 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4159 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4161 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4163 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4165 2009-03-30 Jan Hubicka <jh@suse.cz>
4167 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4169 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4170 detection and label handling.
4172 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4174 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4175 left_conflicts_size.
4176 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4177 ALLOCNO_LEFT_CONFLICTS_SIZE.
4179 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4180 remove_allocno_from_bucket_and_push,
4181 allocno_spill_priority_compare, push_allocnos_to_stack,
4182 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4183 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4184 (setup_allocno_left_conflicts_num): Ditto. Rename to
4185 setup_allocno_left_conflicts_size.
4186 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4187 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4188 setup_allocno_left_conflicts_size instead of
4189 setup_allocno_left_conflicts_num.
4191 * ira-build.c (ira_create_allocno): Use
4192 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4193 ALLOCNO_LEFT_CONFLICTS_NUM.
4195 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4197 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4198 instead of DF_LR_OUT.
4200 * ira-lives.c (process_bb_node_lives): Ditto.
4202 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4203 instead of DF_LR_{OUT,IN}.
4205 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4207 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4209 2009-03-30 Jan Hubicka <jh@suse.cz>
4211 * except.c (label_to_region_map): Fix thinko.
4213 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4216 * tree.h (tree_find_value): New declaration.
4217 * tree.c (tree_find_value): New function.
4218 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4220 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4223 * c-decl.c (struct c_binding): Add locus field.
4224 (bind): Add locus argument, set locus field from it.
4225 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4226 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4227 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4228 implicitly_declare, undeclared_variable, lookup_label,
4229 declare_label, c_make_fname_decl, c_builtin_function,
4230 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4233 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4236 * config/i386/i386.c (classify_argument): Check total size of
4239 2009-03-30 Martin Jambor <mjambor@suse.cz>
4241 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4242 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4243 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4246 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4247 seen_variable_array_ref while also traversing a union.
4249 * tree-inline.c (optimize_inline_calls): Do not call
4250 cgraph_node_remove_callees.
4251 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4252 (pass_remove_cgraph_callee_edges): New variable.
4253 * passes.c (init_optimization_passes): Add
4254 pass_remove_cgraph_callee_edges after early inlining and before all
4255 late intraprocedural passes.
4257 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4259 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4261 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4264 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4266 * combine.c (simplify_comparison): Use have_insn_for.
4267 * dojump.c (do_jump): Likewise.
4269 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4271 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4272 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4273 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4274 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4275 instead of sparc_compare_emitted.
4276 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4277 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4278 instead of sparc_compare_emitted.
4280 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4282 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4283 enter/exit cfglayout mode.
4284 (pass_partition_block): Require it.
4285 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4286 (combine_instructions): Track basic blocks instead of labels.
4287 (update_cfg_for_uncondjump): New.
4288 (try_combine): Use it. Update jumps after rescanning.
4289 (pass_combine): Require PROP_cfglayout.
4290 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4292 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4294 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4295 Provide/destroy PROP_cfglayout respectively.
4296 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4297 * tree-pass.h (PROP_cfglayout): New.
4299 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4301 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4302 fold_convert_const_fixed_from_fixed,
4303 fold_convert_const_fixed_from_int,
4304 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4305 set TREE_CONSTANT_OVERFLOW.
4306 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4307 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4309 2009-03-30 Ira Rosen <irar@il.ibm.com>
4311 * tree-vect-loop-manip.c: New file.
4312 * tree-vectorizer.c: Update documentation and included files.
4313 (vect_loop_location): Make extern.
4314 (rename_use_op): Move to tree-vect-loop-manip.c
4315 (rename_variables_in_bb, rename_variables_in_loop,
4316 slpeel_update_phis_for_duplicate_loop,
4317 slpeel_update_phi_nodes_for_guard1,
4318 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4319 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4320 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4321 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4322 find_loop_location): Likewise.
4323 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4324 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4325 get_vectype_for_scalar_type, vect_is_simple_use,
4326 supportable_widening_operation, supportable_narrowing_operation):
4328 (bb_in_loop_p): Move to tree-vect-loop.c.
4329 (new_loop_vec_info, destroy_loop_vec_info,
4330 reduction_code_for_scalar_code, report_vect_op,
4331 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4332 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4333 (vect_supportable_dr_alignment): Likewise.
4334 * tree-vectorizer.h (tree-data-ref.h): Include.
4335 (vect_loop_location): Declare.
4336 Reorganize function declarations according to the new file structure.
4337 * tree-vect-loop.c: New file.
4338 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4339 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4340 * tree-vect-data-refs.c: New file.
4341 * tree-vect-patterns.c (timevar.h): Don't include.
4342 * tree-vect-stmts.c: New file.
4343 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4344 tree-vect-slp.c, tree-vect-loop.c.
4345 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4346 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4347 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4348 (tree-vect-analyze.o): Remove.
4349 (tree-vect-transform.o): Likewise.
4350 (tree-vect-data-refs.o): Add rule.
4351 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4352 tree-vect-slp.o): Likewise.
4353 (tree-vect-patterns.o): Remove redundant dependencies.
4354 (tree-vectorizer.o): Likewise.
4355 * tree-vect-slp.c: New file.
4357 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4359 * optc-gen.awk: Warn if an option flag has multiple different
4362 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4364 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4365 -floop-block): Document dependences on PPL, CLooG and Graphite.
4367 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4369 PR rtl-optimization/323
4370 * c-common.c (c_fully_fold, convert_and_check,
4371 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4372 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4373 * c-common.def (EXCESS_PRECISION_EXPR): New.
4374 * c-cppbuiltin.c (builtin_define_float_constants): Define
4375 constants with enough digits for long double.
4376 * c-lex.c (interpret_float): Interpret constant with excess
4377 precision where appropriate.
4378 * c-opts.c (c_common_post_options): Set
4379 flag_excess_precision_cmdline. Give an error for
4380 -fexcess-precision=standard for C++ for processors where the
4381 option is significant.
4382 * c-parser.c (c_parser_conditional_expression): Handle excess
4383 precision in condition.
4384 * c-typeck.c (convert_arguments): Handle arguments with excess
4386 (build_unary_op): Move excess precision outside operation.
4387 (build_conditional_expr): Likewise.
4388 (build_compound_expr): Likewise.
4389 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4390 (build_modify_expr): Handle excess precision in RHS.
4391 (convert_for_assignment): Handle excess precision in converted
4393 (digest_init, output_init_element, process_init_element): Handle
4394 excess precision in initializer.
4395 (c_finish_return): Handle excess precision in return value.
4396 (build_binary_op): Handle excess precision in operands and add
4397 excess precision as needed for operation.
4398 * common.opt (-fexcess-precision=): New option.
4399 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4400 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4401 For standard excess precision, output explicit conversion to and
4402 truncation from XFmode.
4403 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4404 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4405 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4406 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4407 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4408 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4409 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4410 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4411 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4412 define_splits, sqrt<mode>2): Disable where appropriate for
4413 standard excess precision.
4414 * convert.c (convert_to_real): Do not shorten arithmetic to type
4415 for which excess precision would be used.
4416 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4417 * doc/invoke.texi (-fexcess-precision=): Document option.
4418 (-mfpmath=): Correct index entry.
4419 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4420 flag_excess_precision): New.
4421 * langhooks.c (lhd_post_options): Set
4422 flag_excess_precision_cmdline.
4423 * opts.c (common_handle_option): Handle -fexcess-precision=.
4424 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4425 init_excess_precision): New.
4426 (lang_dependent_init_target): Call init_excess_precision.
4427 * tree.c (excess_precision_type): New.
4428 * tree.h (excess_precision_type): Declare.
4430 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4433 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4434 non-lvalue to component.
4436 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4438 PR preprocessor/34695
4439 * Makefile.in (c-opts.o): Depend on c-tree.h.
4440 * c-common.c: Move down include of diagnostic.h.
4441 (done_lexing, c_cpp_error): New.
4442 * c-common.h (done_lexing): Declare.
4443 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4445 * c-opts.c: Include c-tree.h.
4446 (c_common_init_options): Set preprocessor error callback.
4447 (c_common_handle_option): Do not set preprocessor
4448 inhibit_warnings, warnings_are_errors, warn_system_headers,
4449 pedantic_errors or inhibit_warnings flags.
4450 (c_common_post_options): Do not check cpp_errors (parse_in).
4451 (c_common_finish): Do not output dependencies if there were
4452 errors. Do not check return value of cpp_finish.
4453 * c-ppoutput.c (pp_file_change): Set input_location.
4454 * c-tree.h (c_cpp_error): Declare.
4455 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4457 (diagnostic_build_prefix): Check override_column.
4458 * diagnostic.h (diagnostic_info): Add override_column field.
4459 (diagnostic_override_column): Define.
4461 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4463 * c-common.c (c_expand_expr, c_staticp): Remove.
4464 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4465 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4466 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4467 * c-gimplify.c (gimplify_compound_literal_expr,
4468 optimize_compound_literals_in_ctor): Remove.
4469 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4470 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4471 * c-semantics.c (emit_local_var): Remove.
4473 * langhooks-def.h (lhd_expand_expr): Remove.
4474 * langhooks.c (lhd_expand_expr): Remove.
4475 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4477 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
4478 handling from c-semantics.c; don't call into langhook.
4479 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
4480 * gimplify.c (gimplify_compound_literal_expr,
4481 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
4482 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
4483 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
4484 as was done in c-gimplify.c.
4485 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
4486 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
4487 Move from c-common.h.
4488 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
4490 * tree.c (staticp): Do not call langhook.
4491 * langhooks.c (lhd_staticp): Delete.
4492 * langhooks-def.h (lhd_staticp): Delete prototype.
4493 (LANG_HOOKS_STATICP): Delete.
4494 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
4496 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
4497 instead of DECL_STMTs.
4499 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4507 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
4509 (fold_call_expr): Return a NOP_EXPR from folding rather than the
4510 contained expression.
4511 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
4512 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
4513 conditional expressions for C.
4514 (decl_constant_value_for_optimization): Move from
4515 decl_constant_value_for_broken_optimization in c-typeck.c. Check
4516 whether optimizing and that the expression is a VAR_DECL not of
4517 array type instead of doing such checks in the caller. Do not
4518 check pedantic. Call gcc_unreachable for C++.
4519 * c-common.def (C_MAYBE_CONST_EXPR): New.
4520 * c-common.h (c_fully_fold, c_save_expr,
4521 decl_constant_value_for_optimization): New prototypes.
4522 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4523 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4524 EXPR_INT_CONST_OPERANDS): Define.
4525 * c-convert.c (convert): Strip nops from expression.
4526 * c-decl.c (groktypename): Take extra parameters expr and
4527 expr_const_operands. Update call to grokdeclarator.
4528 (start_decl): Update call to grokdeclarator. Add statement for
4529 expressions used in type of decl.
4530 (grokparm): Update call to grokdeclarator.
4531 (push_parm_decl): Update call to grokdeclarator.
4532 (build_compound_literal): Add parameter non_const and build a
4533 C_MAYBE_COSNT_EXPR if applicable.
4534 (grokdeclarator): Take extra parameters expr and
4535 expr_const_operands. Track expressions used in declaration
4536 specifiers and declarators. Fold array sizes and track whether
4537 they are constant expressions and whether they are integer
4538 constant expressions.
4539 (parser_xref_tag): Set expr and expr_const_operands fields in
4541 (grokfield): Update call to grokdeclarator.
4542 (start_function): Update call to grokdeclarator.
4543 (build_null_declspecs): Set expr and expr_const_operands fields in
4545 (declspecs_add_type): Handle expressions in typeof specifiers.
4546 * c-parser.c (c_parser_declspecs): Set expr and
4547 expr_const_operands fields for declaration specifiers.
4548 (c_parser_enum_specifier): Likewise.
4549 (c_parser_struct_or_union_specifier): Likewise.
4550 (c_parser_typeof_specifier): Likewise. Update call to
4551 groktypename. Fold expression as needed. Return expressions with
4552 type instead of adding statements.
4553 (c_parser_attributes): Update calls to c_parser_expr_list.
4554 (c_parser_statement_after_labels): Fold expression before passing
4555 to objc_build_throw_stmt.
4556 (c_parser_condition): Fold expression.
4557 (c_parser_asm_operands): Fold expression.
4558 (c_parser_conditional_expression): Use c_save_expr. Update call
4559 to build_conditional_expr.
4560 (c_parser_alignof_expression): Update call to groktypename.
4561 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
4562 original_code. Fold expression argument of va_arg. Create
4563 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
4564 argument to va_arg. Update calls to groktypename. Fold array
4565 index for offsetof. Verify that first argument to
4566 __builtin_choose_expr has integer type.
4567 (c_parser_postfix_expression_after_paren_type): Update calls to
4568 groktypename and build_compound_literal. Handle expressions with
4569 side effects in type name.
4570 (c_parser_postfix_expression_after_primary): Update call to
4571 c_parser_expr_list. Set original_code for calls to
4572 __builtin_constant_p.
4573 (c_parser_expr_list): Take extra parameter fold_p. Fold
4574 expressions if requested.
4575 (c_parser_objc_type_name): Update call to groktypename.
4576 (c_parser_objc_synchronized_statement): Fold expression.
4577 (c_parser_objc_receiver): Fold expression.
4578 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
4579 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
4580 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
4581 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
4582 (struct c_typespec): Add elements expr and expr_const_operands.
4583 (struct c_declspecs): Add elements expr and expr_const_operands.
4584 (groktypename, build_conditional_expr, build_compound_literal):
4586 (in_late_binary_op): Declare.
4587 * c-typeck.c (note_integer_operands): New function.
4588 (in_late_binary_op): New variable.
4589 (decl_constant_value_for_broken_optimization): Move to c-common.c
4590 and rename to decl_constant_value_for_optimization.
4591 (default_function_array_conversion): Do not strip nops.
4592 (default_conversion): Do not call
4593 decl_constant_value_for_broken_optimization.
4594 (build_array_ref): Do not fold result.
4595 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
4596 result when operand is a VLA.
4597 (c_expr_sizeof_type): Update call to groktypename. Handle
4598 expressions included in type name. Use C_MAYBE_CONST_EXPR for
4599 result when operand names a VLA type.
4600 (build_function_call): Update call to build_compound_literal.
4601 Only fold result for calls to __builtin_* functions. Strip
4602 NOP_EXPR from INTEGER_CST returned from such functions. Fold
4603 the function designator.
4604 (convert_arguments): Fold arguments. Update call to
4605 convert_for_assignment.
4606 (build_unary_op): Handle increment and decrement of
4607 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
4608 decrement earlier. Fold operand of increment and decrement.
4609 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
4610 built for integer operand. Wrap returns that are INTEGER_CSTs
4611 without being integer constant expressions or that have integer
4612 constant operands without being INTEGER_CSTs.
4613 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
4614 (build_conditional_expr): Add operand ifexp_bcp. Track whether
4615 result is an integer constant expression or can be used in
4616 unevaluated parts of one and avoid folding and wrap as
4617 appropriate. Fold operands before possibly doing -Wsign-compare
4619 (build_compound_expr): Wrap result for C99 if operands can be used
4620 in integer constant expressions.
4621 (build_c_cast): Update call to digest_init. Do not ignore
4622 overflow from casting floating-point constants to integers. Wrap
4623 results that could be confused with integer constant expressions,
4624 null pointer constants or floating-point constants.
4625 (c_cast_expr): Update call to groktypename. Handle expressions
4626 included in type name.
4627 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
4628 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
4629 Update calls to convert_for_assignment.
4630 (convert_for_assignment): Take new parameter
4631 null_pointer_constant. Do not strip nops or call
4632 decl_constant_value_for_broken_optimization. Set
4633 in_late_binary_op for conversions to boolean.
4634 (store_init_value): Update call to digest_init.
4635 (digest_init): Take new parameter null_pointer_constant. Do not
4636 call decl_constant_value_for_broken_optimization. pedwarn for
4637 initializers not constant expressions. Update calls to
4638 convert_for_assignment.
4639 (constructor_nonconst): New.
4640 (struct constructor_stack): Add nonconst element.
4641 (really_start_incremental_init, push_init_level, pop_init_level):
4642 Handle constructor_nonconst and nonconst element.
4643 (set_init_index): Call constant_expression_warning for array
4645 (output_init_element): Fold value. Set constructor_nonconst as
4646 applicable. pedwarn for initializers not constant expressions.
4647 Update call to digest_init. Call constant_expression_warning
4648 where constant initializers are required.
4649 (process_init_element): Use c_save_expr.
4650 (c_finish_goto_ptr): Fold expression.
4651 (c_finish_return): Fold return value. Update call to
4652 convert_for_assignment.
4653 (c_start_case): Fold switch expression.
4654 (c_process_expr_stmt): Fold expression.
4655 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
4656 ensure statement expression is not evaluated in constant expression.
4657 (build_binary_op): Track whether results are integer constant
4658 expressions or may occur in such, disable folding and wrap results
4659 as applicable. Fold operands for -Wsign-compare warnings unless
4661 (c_objc_common_truthvalue_conversion): Handle results folded to
4662 integer constants that are not integer constant expressions.
4663 * doc/extend.texi: Document when typeof operands are evaluated,
4664 that condition of __builtin_choose_expr is an integer constant
4665 expression, and more about use of __builtin_constant_p in
4668 2009-03-29 Richard Guenther <rguenther@suse.de>
4670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
4671 propagate addresses of array references.
4673 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
4675 * regmove.c (perhaps_ends_bb_p): Remove.
4676 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
4677 from INSN and check that the main loop stays within that basic block.
4678 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
4679 (regmove_forward_pass): Split out from regmove_optimize. Use
4680 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
4681 (regmove_backward_pass): Split out from regmove_optimize. Use
4682 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
4683 (regmove_optimize): Simplify.
4685 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4688 * config/i386/i386.c (classify_argument): Ignore flexible array
4689 member in struct and warn ABI change.
4691 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4693 * config/i386/i386-protos.h (ix86_agi_dependent): New.
4695 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
4696 (ix86_adjust_cost): Updated.
4698 2009-03-29 Jan Hubicka <jh@suse.cz>
4701 * tree-pass.h (pass_cleanup_eh): New function.
4702 (remove_unreachable_regions): Break code handling RTL
4703 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
4704 that can not be reached by runtime.
4705 (can_be_reached_by_runtime): New function.
4706 (label_to_region_map): New function.
4707 (num_eh_regions): New function.
4708 (rtl_remove_unreachable_regions): New function.
4709 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
4710 (remove_eh_region): New function.
4711 * except.h: Include sbitmap and vecprim.
4712 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
4713 num_eh_regions): Declare.
4714 * passes.c (init_optimization_passes): Schedule cleanup_eh.
4715 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
4716 * tree-eh.c (tree_remove_unreachable_handlers): New function.
4717 (tree_empty_eh_handler_p): New function.
4718 (cleanup_empty_eh): New function.
4719 (cleanup_eh): New function.
4720 (pass_cleanup_eh): New function.
4722 2009-03-29 Jan Hubicka <jh@suse.cz>
4724 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
4725 for removed regions.
4727 2009-03-29 Jan Hubicka <jh@suse.cz>
4729 * except.c (dump_eh_tree): Dump all datastructures.
4731 2009-03-29 Jan Hubicka <jh@suse.cz>
4733 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
4734 (duplicate_eh_regions_1): Likewise.
4735 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
4736 vector; call EH verification.
4737 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4738 Be ready for region being removed.
4740 2009-03-29 Jan Hubicka <jh@suse.cz>
4742 * bitmap.c (bitmap_last_set_bit): New function.
4743 * bitmap.h (bitmap_last_set_bit): Declare.
4745 2009-03-29 David Ayers <ayers@fsfe.org>
4748 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
4749 by calling objc_compare_types and surpress warnings about
4750 incompatible C pointers that are compatible ObjC pointers.
4752 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
4754 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
4755 call initialize_inline_failed.
4756 (initialize_inline_failed): Move it from here ...
4757 * cgraph.c (initialize_inline_failed): ... to here.
4758 (cgraph_create_edge): Call initialize_inline_failed rather than
4759 setting inline_failed directly.
4761 2009-03-29 Ben Elliston <bje@au.ibm.com>
4764 * sysv4.opt (msdata): Improve comment.
4765 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
4766 * sysv4.h (SVR4_ASM_SPEC): Likewise.
4768 2009-03-29 Ben Elliston <bje@au.ibm.com>
4771 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
4772 load and store attributes.
4774 2009-03-29 Ben Elliston <bje@au.ibm.com>
4776 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
4777 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
4778 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
4779 * doc/extend.texi (X86 Built-in Functions): Add index entries for
4780 __builtin_infq and __builtin_huge_valq.
4782 2009-03-28 Anatoly Sokolov <aesok@post.ru>
4784 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
4786 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4787 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
4789 2009-03-28 Xinliang David Li <davidxl@google.com>
4791 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
4792 (do_dbg_cnt): New function.
4794 2009-03-28 Jan Hubicka <jh@suse.cz>
4796 Merge from pretty-ipa:
4798 2009-03-27 Jan Hubicka <jh@suse.cz>
4800 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4801 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
4802 * passes.c (function_called_by_processed_nodes_p): New.
4803 * ipa-pure-const.c (check_call): Fix handling of operands.
4804 (analyze_function): Dump debug output for skipped bodies.
4805 (local_pure_const): Use function_called_by_processed_nodes_p.
4806 * dwarf2out.c (reference_to_unused): Use output.
4807 * passes.c (do_per_function_toporder): Likewise.
4809 2008-11-12 Jan Hubicka <jh@suse.cz>
4811 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
4812 * ipa-pure-const.c (funct_state_d): Add can throw field; make
4813 state_set_in_source enum
4814 (check_decl): Ignore memory tags; do not set fake looping flags;
4816 (check_operand, check_tree, check_rhs_var, check_lhs_var,
4817 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
4818 (check_call, analyze_function): Rewrite.
4820 (add_new_function): Update call of analyze_function.
4821 (generate_summary): Add call of analyze_function.
4822 (propagate): Propagate can_throw; handle state_set_in_source correctly.
4823 (local_pure_const): New function.
4824 (pass_local_pure_const): New pass.
4825 * ipa-inline.c (inline_transform): Set after_inlining.
4826 * tree-eh.c (stmt_can_throw_external): New.
4827 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
4828 work with aliasing built.
4829 * tree-flow.h (stmt_can_throw_external): New.
4830 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
4831 and local pure/const pass in early and late optimization queue.
4833 2009-03-28 Martin Jambor <mjambor@suse.cz>
4835 * fold-const.c (get_pointer_modulus_and_residue): New parameter
4837 (fold_binary): Allow function decl aligment consideration is the
4838 second argument is integer constant one.
4839 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
4840 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
4841 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
4843 2009-03-28 Jan Hubicka <jh@suse.cz>
4845 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
4846 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
4847 * function.h (rtl_data): Add nothrow flag.
4848 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
4849 set DECL_NOTHROW for AVAILABLE functions.
4851 2009-03-28 Jakub Jelinek <jakub@redhat.com>
4853 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
4854 following vector keyword has expansion starting with pixel or bool
4855 keyword, expand vector to __vector and pixel or bool to __pixel or
4859 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
4860 warn_if_disallowed_function_p): Removed.
4861 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
4862 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
4863 warning_if_disallowed_function_p.
4864 * flags.h (warn_if_disallowed_function_p,
4865 warn_disallowed_functions): Removed.
4866 * common.opt (Wdisallowed-function-list=): Removed.
4867 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
4869 2009-03-28 Richard Guenther <rguenther@suse.de>
4871 PR tree-optimization/38723
4872 * tree-ssa-pre.c (compute_avail): Add all default definitions to
4875 2009-03-28 Jan Hubicka <jh@suse.cz>
4877 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
4878 test introduced by my previous patch.
4880 2009-03-28 Richard Guenther <rguenther@suse.de>
4882 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
4883 the PHIs value undefined.
4885 2009-03-28 Jan Hubicka <jh@suse.cz>
4887 * tree-pass.h (pass_fixup_cfg): New pass.
4888 * ipa-inline.c (inline_transform): Set
4889 always_inline_functions_inlined/after_inlining.
4890 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
4891 (pass_fixup_cfg): New pass.
4892 * passes.c (init_optimization_passes): Add fixup_cfg.
4894 2009-03-28 Richard Guenther <rguenther@suse.de>
4896 PR tree-optimization/38458
4897 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
4898 argument use the arguments copy-of value.
4900 2009-03-28 Richard Guenther <rguenther@suse.de>
4902 PR tree-optimization/38180
4903 * tree-ssa-ccp.c (get_default_value): Simplify.
4904 (likely_value): Likewise.
4905 (surely_varying_stmt_p): Properly handle VOP case.
4906 (ccp_initialize): Likewise.
4907 (ccp_fold): Handle propagating through *&.
4908 (fold_const_aggregate_ref): Also handle decls.
4910 2009-03-28 Jan Hubicka <jh@suse.cz>
4912 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4913 * cgraph.h (cgraph_node): Likewise.
4914 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
4915 (cgraph_reset_node): Use process flag.
4916 (cgraph_mark_functions_to_output): Likewise.
4917 (cgraph_expand_function): Likewise.
4918 (cgraph_expand_all_functions): Likewise.
4919 (cgraph_output_in_order): Likewise.
4920 * dwarf2out.c (reference_to_unused): Likewise.
4921 * passes.c do_per_function_toporder): Likewise.
4923 2009-03-28 Jan Hubicka <jh@suse.cz>
4925 Bring from lto-branch:
4927 2008-09-03 Doug Kwan <dougkwan@google.com>
4929 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
4930 enums instead of reason strings.
4931 * cgraph.c (cgraph_create_edge): Same.
4932 (cgraph_inline_failed_string): New function.
4933 * cgraph.h (cgraph_inline_failed_t): New enum type.
4934 (cgraph_inline_failed_string): New prototype.
4935 (struct cgraph_edge): Change type of INLINED_FAILED from constant
4936 char pointer to cgraph_inline_failed_t.
4937 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
4938 (cgraph_default_inline_p): Ditto.
4939 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
4940 to cgraph_inline_failed_t pointer.
4941 * cif-code.def: New file.
4942 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
4944 (cgraph_check_inline_limits): Change type of REASON to pointer to
4945 cgraph_inline_failed_t. Replace reason strings with enums.
4946 (cgraph_default_inline_p): Ditto.
4947 (cgraph_recursive_inlining_p): Ditto.
4948 (update_caller_keys): Change type of FAILED_REASON to
4949 cgraph_inline_failed_t.
4950 (cgraph_set_inline_failed): Change type of REASON to pointer to
4951 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
4952 convert enums to strings for text output.
4953 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
4954 to be of type cgraph_inline_failed_t. Replace reason strings with
4955 enums. Call cgraph_inline_failed_string to covert enums
4956 to strings for text output.
4957 (cgraph_decide_inlining): Replace reason strings with enums.
4958 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
4959 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
4961 * tree-inline.c (expand_call_inline): Change type of REASON
4962 to cgraph_inline_failed_t. Replace reason strings with enums.
4963 Call cgraph_inline_failed_string for text output.
4964 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
4967 2009-03-28 Jan Hubicka <jh@suse.cz>
4969 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
4970 cgraph_clone_node): Remove master clone handling.
4971 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4972 * cgraph.h (master_clone): Remove.
4973 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4974 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
4975 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4977 2009-03-28 Jan Hubicka <jh@suse.cz>
4979 * cgraph.c (cgraph_function_body_availability): Functions declared
4980 inline are always safe to assume that it is not going to be replaced.
4982 2009-03-28 Richard Guenther <rguenther@suse.de>
4984 PR tree-optimization/38513
4985 * tree-ssa-pre.c (eliminate): Remove redundant stores.
4986 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4987 EXC_PTR_EXPR and FILTER_EXPR.
4988 (get_ref_from_reference_ops): Likewise.
4990 2009-03-28 Richard Guenther <rguenther@suse.de>
4992 PR tree-optimization/38968
4993 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4994 Use FLOOR_MOD_EXPR to compute misalignment.
4996 2009-03-28 Richard Guenther <rguenther@suse.de>
4998 PR tree-optimization/37795
4999 * tree.h (combine_comparisons): Declare.
5000 * fold-const.c (combine_comparisons): Export.
5001 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5003 (ifcombine_iforif): Use combine_comparisons.
5005 2009-03-28 Jan Hubicka <jh@suse.cz>
5007 * tree-eh.c (inlinable_call_p): New function.
5008 (make_eh_edges): Use it.
5009 (verify_eh_edges): Use it.
5010 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5011 * except.c (reachable_next_level): Add inlinable_function argument
5012 (sjlj_find_directly_reachable_regions): Update.
5013 (add_reachable_handler): Do not set saw_any_handlers.
5014 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5015 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5016 Add new inlinable call parameter.
5017 (can_throw_internal, can_throw_external): Update.
5018 * except.h (can_throw_internal_1, can_throw_external_1,
5019 foreach_reachable_handler): Update declaration.
5021 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5023 * config/arm/t-arm-coff, config/h8300/coff.h,
5024 config/i386/i386-aout.h, config/i386/i386-coff.h,
5025 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5026 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5027 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5028 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5029 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5030 sys-types.h: Remove.
5031 * Makefile.in: Remove protoize and fixproto support and references
5033 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5034 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5036 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5037 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5038 unprotoize$(exeext).
5039 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5040 (.PHONY): Don't depend on proto.
5041 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5042 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5043 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5044 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5045 build/gen-protos.o, build/scan.o, xsys-protos.h,
5046 build/fix-header$(build_exeext), build/fix-header.o,
5047 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5048 stmp-install-fixproto): Remove.
5049 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5050 SYSCALLS.c or fixproto files.
5051 (install-common): Don't install protoize.
5052 (install-headers-tar, install-headers-cpio, install-headers-cp):
5053 Don't depend on $(STMP_FIXPROTO).
5054 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5055 install fixproto files or write out fixproto settings.
5056 (uninstall): Don't uninstall protoize.
5057 * config.gcc (use_fixproto): Remove.
5058 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5059 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5060 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5061 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5062 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5063 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5064 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5065 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5066 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5067 * config/t-vxworks (STMP_FIXPROTO): Remove.
5068 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5069 STMP_FIXPROTO): Remove.
5070 * config.in, configure: Regenerate.
5071 * crtstuff.c (gid_t, uid_t): Don't undefine.
5072 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5073 (arm-*-coff, arm-*-aout: Remove target entries.
5074 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5075 Remove mention of AIX 4.1.
5076 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5077 * doc/invoke.texi (Running Protoize): Remove.
5078 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5079 (Protoize Caveats): Remove.
5080 * tsystem.h: Update comments on headers assumed to exist.
5082 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5084 * genautomata.c: Add a new year to the copyright. Add a new
5086 (struct insn_reserv_decl): Add comments for member bypass_list.
5087 (find_bypass): Remove.
5088 (insert_bypass): New.
5089 (process_decls): Use insert_bypass.
5090 (output_internal_insn_latency_func): Output all bypasses with the
5091 same input insn in one switch case.
5093 * rtl.def (define_bypass): Describe bypass choice.
5094 * doc/md.texi (define_bypass): Ditto.
5096 2009-03-27 Richard Guenther <rguenther@suse.de>
5098 * gimplify.c (mark_addressable): Export.
5099 * tree-flow.h (mark_addressable): Declare.
5100 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5101 * tree-ssa.c (verify_phi_args): Verify that address taken
5102 variables have TREE_ADDRESSABLE set.
5104 2009-03-27 Richard Guenther <rguenther@suse.de>
5106 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
5107 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
5108 Do not mark decls TREE_ADDRESSABLE.
5109 (build_fold_addr_expr): Adjust.
5110 (fold_addr_expr): Remove.
5111 (fold_unary): Use build_fold_addr_expr.
5112 (fold_comparison): Likewise.
5113 (split_address_to_core_and_offset): Likewise.
5114 * coverage.c (tree_coverage_counter_addr): Mark the array decl
5116 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
5117 (gimplify_modify_expr_to_memcpy): Mark source and destination
5119 * omp-low.c (create_omp_child_function): Mark the object decl
5121 (lower_rec_input_clauses): Mark the var we take the address of
5123 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5125 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5128 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5129 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5131 2009-03-27 Richard Guenther <rguenther@suse.de>
5133 PR tree-optimization/39120
5134 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5136 (handle_lhs_call): Process return constraints. Add escape
5137 constraints if necessary.
5138 (handle_const_call): Fill out return constraints. Make nested
5139 case more precise. Avoid consttmp if possible.
5140 (handle_pure_call): Fill out return constraints. Avoid
5141 callused if possible.
5142 (find_func_aliases): Simplify call handling.
5144 2009-03-27 Richard Guenther <rguenther@suse.de>
5146 PR tree-optimization/39120
5147 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5148 as a representative.
5149 (solve_graph): Do propagate CALLUSED.
5150 (handle_pure_call): Use a scalar constraint from CALLUSED for
5152 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5155 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5158 * c-common.c (handle_aligned_attribute): Properly check alignment
5159 overflow. Use (1U << i) instead of (1 << i).
5161 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5163 * expr.h (get_mem_align_offset): Updated.
5165 * tree.h (tree_decl_common): Change align to "unsigned int" and
5166 move it before pointer_alias_set.
5168 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5169 Jakub Jelinek <jakub@redhat.com>
5172 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5173 gr_register_operand with gr_reg_or_0_operand.
5174 (cmpxchg_rel_di): Likewise.
5175 (sync_lock_test_and_set<mode>): Likewise.
5177 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5179 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5180 (true_regnum): Likewise.
5182 * rtlanal.c (subreg_info): Moved to ...
5183 * rtl.h (subreg_info): Here. New.
5184 (subreg_get_info): New.
5186 * rtlanal.c (subreg_get_info): Make it extern.
5188 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5191 * config/i386/i386.c (ix86_abi): New.
5192 (override_options): Handle -mabi=.
5193 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5194 (ix86_call_abi_override): Likewise.
5195 (init_cumulative_args): Likewise.
5196 (function_arg_advance): Likewise.
5197 (function_arg_64): Likewise.
5198 (function_arg): Likewise.
5199 (ix86_pass_by_reference): Likewise.
5200 (ix86_function_value_regno_p): Likewise.
5201 (ix86_build_builtin_va_list_abi): Likewise.
5202 (setup_incoming_varargs_64): Likewise.
5203 (is_va_list_char_pointer): Likewise.
5204 (ix86_init_machine_status): Likewise.
5205 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5206 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5207 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5208 (ix86_function_abi): Make it static and return enum calling_abi.
5209 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5211 (ix86_fn_abi_va_list): Updated.
5213 * config/i386/i386.h (ix86_abi): New.
5214 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5215 (CONDITIONAL_REGISTER_USAGE): Likewise.
5216 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5217 (machine_function): Likewise.
5219 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5221 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5222 (STACK_BOUNDARY): Likewise.
5223 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5225 * config/i386/i386.opt (mabi=): New.
5227 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5228 return enum calling_abi.
5229 (ix86_function_type_abi): Likewise.
5230 (ix86_function_abi): Removed.
5232 * doc/invoke.texi: Document -mabi= option for x86.
5234 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5236 * builtins.c (real_dconstp): Delete.
5237 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5239 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5240 Jakub Jelinek <jakub@redhat.com>
5243 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5244 (gen_subprogram_die): When a function is explicit, generate the
5245 DW_AT_explicit attribute.
5246 * langhooks.h (struct lang_hooks_for_decls): Add
5247 function_decl_explicit_p langhook.
5248 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5249 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5251 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5253 * builtins.c (fold_builtin_memory_op): Optimize memmove
5254 into memcpy if we can prove source and destination don't overlap.
5256 * tree-inline.c: Include gt-tree-inline.h.
5257 (clone_fn_id_num): New variable.
5258 (clone_function_name): New function.
5259 (tree_function_versioning): Use it.
5260 * Makefile.in (GTFILES): Add tree-inline.c.
5262 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5264 * BASE-VER: Change to 4.5.0.
5266 2009-03-27 Xinliang David Li <davidxl@google.com>
5268 PR tree-optimization/39557
5269 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5271 2009-03-27 Xinliang David Li <davidxl@google.com>
5273 PR tree-optimization/39548
5274 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5277 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5279 * c-common.c (pointer_int_sum): Use %wd on return from
5282 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5284 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5285 on return from tree_low_cst.
5287 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5290 * ginclude/stdarg.h (va_copy): Define also for
5291 __GXX_EXPERIMENTAL_CXX0X__.
5293 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5296 * builtins.h (c_strlen): Do not warn here.
5297 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5298 * c-common.c (pointer_int_sum): Take an explicit location.
5299 Warn about offsets out of bounds.
5300 * c-common.h (pointer_int_sum): Adjust declaration.
5302 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5304 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5307 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5310 * opts.c (warn_if_disallowed_function_p): Don't assume
5311 get_callee_fndecl must return non-NULL.
5313 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5315 PR rtl-optimization/39522
5316 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5317 when reg_reloaded_valid is set.
5319 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5321 * config/spu/divv2df3.c: New file.
5322 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5323 (DPBIT_FUNCS): Filter out _div_df.
5325 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5327 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5328 a jump insn, count that jump in the distance to the loop start.
5330 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5333 * config/sh/sh.c (calc_live_regs): Fix condition for global
5334 registers except PIC_OFFSET_TABLE_REGNUM.
5336 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5339 * doc/invoke.texi (-mconsole): New.
5343 (-mnop-fun-dllimport): New.
5347 (sub section "i386 and x86-64 Windows Options"): New.
5349 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5351 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5352 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5354 2009-03-25 Richard Guenther <rguenther@suse.de>
5357 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5360 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5362 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5363 neither of haifa/selective schedulers are working.
5365 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5367 * doc/invoke.texi (Debugging Options): Fix description of
5368 -fno-merge-debug-strings.
5370 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5372 * config/cris/libgcc.ver: New version-script.
5373 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5375 * configure.ac <GAS features, nop mnemonic>: Add pattern
5376 crisv32-*-* for "nop".
5377 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5378 * configure: Regenerate.
5380 2009-03-24 Ira Rosen <irar@il.ibm.com>
5382 PR tree-optimization/39529
5383 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5384 mark_sym_for_renaming for the tag copied to the new vector
5387 2009-03-24 Arthur Loiret <aloiret@debian.org>
5389 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5390 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5391 EXTRA_SPEC_FUNCTIONS.
5392 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5393 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5394 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5395 -march and -mtune options.
5397 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5399 * config/m68k/t-rtems: Add m5329 multilib.
5401 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5402 Jakub Jelinek <jakub@redhat.com>
5405 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5408 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5411 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5412 instead of c_parser_expression_conv, if original_code isn't one of the
5413 4 allowed comparison codes, fail.
5415 2009-03-23 Richard Guenther <rguenther@suse.de>
5417 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5418 * tree.h (struct tree_type): Likewise.
5419 * reload.h (struct insn_chain): Likewise.
5420 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5421 * function.h (struct function): Likewise.
5422 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5424 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5426 PR tree-optimization/39516
5427 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5429 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5431 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5432 should be set true if BITS_PER_WORD of target is bigger than 32
5434 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5436 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5437 Translate -B-options to -rpath-link. Correct existing
5438 rpath-link and conditionalize on !nostdlib.
5440 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5442 * doc/extend.texi (Function Attributes, Variable Attributes):
5444 * doc/invoke.texi (Debugging Options, Optimize Options)
5445 (i386 and x86-64 Options, MCore Options): Likewise.
5447 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5450 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5451 it for block local namespace aliases.
5452 (gen_decl_die): Pass context_die to gen_namespace_die.
5454 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5457 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5458 minimum or maximum value.
5460 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5462 * reginfo.c (globalize_reg): Recompute derived reg sets.
5464 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5467 * libgcc2.c (mprotect): Do not use signed arguments for
5468 VirtualProtect, use DWORD arguments. Also fix the 'may
5469 be used uninitialized' warning for the np variable.
5471 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5474 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5475 functions using regparm calling conventions when not optimizing.
5476 (ix86_function_sseregparm): Similarly for sseregparm calling
5479 2009-03-19 Li Feng <nemokingdom@gmail.com>
5482 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
5483 dependence if the first conflict is after niter iterations.
5485 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
5488 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
5489 functions with dynamic stack-pointer adjustments.
5491 2009-03-19 Ben Elliston <bje@au.ibm.com>
5493 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
5494 option; change to -msdata=data.
5496 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5498 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
5501 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
5504 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
5506 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
5508 * doc/invoke.texi (Code Gen Options): Expand discussion of
5511 2009-03-18 Jakub Jelinek <jakub@redhat.com>
5513 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
5514 * matrix-reorg.c (struct matrix_info): Likewise.
5515 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
5516 * rtl.h (struct mem_attrs): Likewise.
5517 * df.h (struct df): Likewise.
5518 * tree-data-ref.h (struct data_dependence_relation): Likewise.
5519 * ira-int.h (struct ira_allocno): Likewise.
5520 * df-scan.c (struct df_collection_rec): Likewise.
5521 * ira.c (struct equivalence): Likewise.
5522 * function.c (struct temp_slot): Likewise.
5523 * cfgloop.h (struct loop): Likewise.
5526 * function.c (use_register_for_decl): When not optimizing, disregard
5527 register keyword for variables with types containing methods.
5529 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
5532 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
5533 (is_simple_operand): Call contains_component_ref_p before calling data
5534 reference analysis that would fail on COMPONENT_REFs.
5536 * tree-vrp.c (search_for_addr_array): Fix formatting.
5538 2009-03-18 Richard Guenther <rguenther@suse.de>
5540 * tree-vect-transform.c (vect_loop_versioning): Fold the
5541 generated comparisons.
5542 * tree-vectorizer.c (set_prologue_iterations): Likewise.
5543 (slpeel_tree_peel_loop_to_edge): Likewise.
5545 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5548 * opts.c (print_specific_help): In addition to `undocumented',
5549 accept `separate' and `joined' flags if passed alone. Describe
5550 output by the first matched one of those.
5551 (common_handle_option): Skip over empty strings.
5552 * gcc.c (display_help): Fix help string for `--help='.
5553 * doc/invoke.texi (Option Summary, Overall Options): With
5554 `--help=', classes and qualifiers can both be repeated, but
5555 only the latter can be negated. One should not pass only
5556 negated qualifiers. Fix markup and examples.
5559 2008-10-14 Jakub Jelinek <jakub@redhat.com>
5561 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
5562 and -fhelp=separate.
5564 2009-03-17 Jing Yu <jingyu@google.com>
5567 * function.h (struct rtl_data): Move is_thunk from here...
5568 (struct function): ...to here.
5569 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
5570 * varasm.c (assemble_start_function): Change is_thunk from crtl to
5572 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
5574 (alpha_does_function_need_gp, alpha_start_function): Likewise.
5575 (alpha_output_function_end_prologue): Likewise.
5576 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
5577 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
5578 (rs6000_output_function_epilogue): Likewise.
5579 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5581 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
5584 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
5585 from different units in a single alternative.
5586 (*truncdfsf_i387): Ditto.
5587 (*truncxfsf2_mixed): Ditto.
5588 (*truncxfdf2_mixed): Ditto.
5590 2009-03-17 Jakub Jelinek <jakub@redhat.com>
5592 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
5593 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
5596 * tree-ssa-live.c (remove_unused_locals): Don't remove local
5597 unused non-artificial variables when not optimizing.
5600 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
5601 DW_TAG_imported_module even if decl is IMPORTED_DECL with
5602 NAMESPACE_DECL in its DECL_INITIAL.
5605 * optabs.c (set_user_assembler_libfunc): New function.
5606 * expr.h (set_user_assembler_libfunc): New prototype.
5607 * c-common.c: Include libfuncs.h.
5608 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
5609 for memcmp, memset, memcpy, memmove and abort.
5610 * Makefile.in (c-common.o): Depend on libfuncs.h.
5613 * dwarf2out.c (gen_inlined_enumeration_type_die,
5614 gen_inlined_structure_type_die, gen_inlined_union_type_die,
5615 gen_tagged_type_instantiation_die): Removed.
5616 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
5619 2009-03-17 Janis Johnson <janis187@us.ibm.com>
5622 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
5624 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
5625 (check-parallel-%): Ditto.
5626 (check-consistency): Ditto.
5628 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
5630 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
5631 local variable rhs by NULL_TREE.
5633 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5636 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
5638 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5641 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
5643 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5646 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
5647 for ms->sysv ABI calls only in 64bit mode.
5649 * config/i386/i386.md (untyped_call): Support 32bit.
5651 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
5653 * doc/extend.texi: Replace x86_65 with x86_64.
5655 2009-03-16 Jakub Jelinek <jakub@redhat.com>
5657 PR tree-optimization/39455
5658 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
5659 mismatches for POINTER_TYPE_P (type).
5660 (number_of_iterations_le): Likewise.
5662 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5664 * config/picochip/picochip.c: Removed profiling support.
5665 * config/picochip/picochip.md: Removed profiling instruction.
5666 * config/picochip/picochip.h: Removed profiling builtin.
5668 2009-03-16 Joseph Myers <joseph@codesourcery.com>
5670 * doc/install.texi (--with-host-libstdcxx): Document.
5672 2009-03-14 Anatoly Sokolov <aesok@post.ru>
5675 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
5676 generate a warning if the function name does not begin with
5677 "__vector" and the function has either the 'signal' or 'interrupt'
5678 attribute, from here to ...
5679 (avr_declare_function_name): ...here. New function.
5680 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
5681 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
5683 2009-03-14 Jakub Jelinek <jakub@redhat.com>
5686 * cse.c (fold_rtx): Don't modify original const_arg1 when
5687 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
5688 separate variable instead.
5689 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
5690 from out of range shift counts.
5691 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
5693 2009-03-13 Catherine Moore <clm@codesourcery.com>
5695 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
5696 diagnostic.h with $(DIAGNOSTIC_H).
5698 2009-03-12 Jakub Jelinek <jakub@redhat.com>
5701 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
5703 * config/i386/sync.md (sync_compare_and_swap<mode>,
5704 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
5705 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
5707 (sync_double_compare_and_swapdi_pic,
5708 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
5709 cmpxchg8b_pic_memory_operand instead of just memory_operand.
5711 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5714 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
5716 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5719 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5720 (avx_addsubv4df3): Likewise.
5721 (*avx_addsubv4sf3): Likewise.
5722 (sse3_addsubv4sf3): Likewise.
5724 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5727 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
5729 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
5732 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
5733 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
5734 registers for allocnos created from user-defined variables.
5736 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5739 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
5740 of non-integer mode as well.
5742 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
5744 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
5745 for functions for which the parameter types are unknown.
5747 2009-03-11 Jakub Jelinek <jakub@redhat.com>
5750 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
5751 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
5752 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
5753 * config/i386/i386.c (ix86_local_alignment): For
5754 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
5755 long long variables on the stack to avoid dynamic realignment.
5756 Allow the first argument to be a decl rather than type.
5757 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
5759 2009-03-11 Nick Clifton <nickc@redhat.com>
5762 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
5764 Add description to mno-lsim option.
5765 * config/mcore/mcore.h: Remove comment about deprecated m4align
5767 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
5768 * doc/invoke.texi: Add description of mno-lsim and
5769 mstack-increment options.
5771 * config/fr30/fr30.opt: Document the -mno-lsim option.
5772 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
5773 and -mno-lsim options.
5775 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5777 * fold-const.c (fold_comparison): Only call fold_inf_compare
5778 if the mode supports infinities.
5780 2009-03-11 Jason Merrill <jason@redhat.com>
5783 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
5784 end already did. Notice GIMPLE_CALL modifications of the result.
5785 Don't copy debug information from an ignored decl or a decl from
5788 2009-03-10 Richard Guenther <rguenther@suse.de>
5789 Nathan Froyd <froydnj@codesourcery.com>
5792 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
5793 (__divMODE3): Likewise.
5795 2009-03-09 Jakub Jelinek <jakub@redhat.com>
5797 PR tree-optimization/39394
5798 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
5799 DECL_SIZE_UNIT of variable length FIELD_DECLs.
5801 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5803 * recog.c (verfiy_changes): Disallow renaming of hard regs in
5804 inline asms for register asm ("") declarations.
5806 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
5808 * fold-const.c (fold_unary): Fix comment.
5810 2009-03-07 Jan Hubicka <jh@suse.cz>
5813 * tree-inline.c (setup_one_parameter): Do replacement of const
5814 argument by constant in SSA form.
5816 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5819 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
5820 determine alignment passed to assign_stack_local.
5821 (assign_parms_unsplit_complex): Likewise.
5822 * except.c (sjlj_build_landing_pads): Likewise.
5824 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5827 * tree-flow.h (add_referenced_var): Return bool instead of void.
5828 * tree-dfa.c (add_referenced_var): Return result of
5829 referenced_var_check_and_insert call.
5830 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
5831 of referenced_var_check_and_insert.
5834 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
5835 (gen_variable_die): Emit DW_AT_location on abstract static variable's
5836 DIE, don't emit it if abstract origin already has it.
5837 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
5838 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
5840 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5842 * genpreds.c (needs_variable): Fix parentheses at variable name
5844 (write_tm_constrs_h): Indent generated code.
5846 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5848 * doc/extend.texi (Function Attributes): Add documentation
5851 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5854 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
5855 take locus from its DECL_SOURCE_LOCATION instead of input_location.
5857 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5859 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
5862 2009-03-05 Jakub Jelinek <jakub@redhat.com>
5865 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
5866 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
5868 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
5870 * config/i386/i386.md (R8_REG, R9_REG): New constants.
5871 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
5872 constants instead of magic numbers.
5873 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5875 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
5876 (x86_64_ms_abi_int_parameter_registers): Ditto.
5877 (x86_64_int_return_registers): Ditto.
5878 (ix86_maybe_switch_abi): Ditto.
5879 (ix86_expand_call): Ditto for clobbered_registers array.
5880 (ix86_hard_regno_mode_ok): Ditto.
5881 (x86_extended_QIreg_mentioned_p): Ditto.
5883 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
5885 PR tree-optimization/39349
5886 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
5888 * combine.c (gen_lowpart_for_combine): Use omode when generating
5891 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
5893 PR rtl-optimization/39235
5894 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
5896 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5898 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
5900 2009-03-04 Richard Guenther <rguenther@suse.de>
5902 PR tree-optimization/39362
5903 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
5904 that occur in abnormal PHIs should be varying.
5906 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5908 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
5910 (simple_iv): Take loop as an argument instead of statement.
5911 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5912 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
5914 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
5916 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
5917 * matrix-reorg.c (analyze_transpose): Ditto.
5918 * tree-data-ref.c (dr_analyze_innermost): Ditto.
5919 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5920 * tree-predcom.c (ref_at_iteration): Ditto.
5921 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
5923 2009-03-04 Richard Guenther <rguenther@suse.de>
5925 PR tree-optimization/39358
5926 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
5927 escaped_id and callused_id.
5928 (solve_graph): Likewise.
5930 2009-03-04 Richard Guenther <rguenther@suse.de>
5932 PR tree-optimization/39339
5933 * tree-sra.c (try_instantiate_multiple_fields): Make it
5934 no longer ICE on the above.
5936 2009-03-03 Joseph Myers <joseph@codesourcery.com>
5938 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
5939 that fits within Pmode.
5941 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5944 * tm.texi (LIBCALL_VALUE): Update description.
5946 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5949 * doc/extend.texi (section): Update description.
5951 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
5954 * tree-inline.c (remapped_type): New.
5955 (can_be_nonlocal): Call remapped_type instead of remap_type.
5957 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5960 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
5961 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
5963 2009-03-03 Richard Guenther <rguenther@suse.de>
5966 * tree.c (tree_nonartificial_location): New function.
5967 * tree.h (tree_nonartificial_location): Declare.
5968 * builtins.c (expand_builtin_memory_chk): Provide location
5969 of the call location for artificial function pieces.
5970 (maybe_emit_chk_warning): Likewise.
5971 (maybe_emit_sprintf_chk_warning): Likewise.
5972 (maybe_emit_free_warning): Likewise.
5973 * expr.c (expand_expr_real_1): Likewise.
5975 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5977 PR tree-optimization/39343
5978 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
5979 COMPONENT_REF t has ARRAY_TYPE.
5981 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5984 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
5985 when the type precision of the induction variable should be
5986 larger than the type precision of nit.
5987 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
5988 * graphite.c (graphite_loop_normal_form): Same.
5989 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
5991 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5993 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
5994 (*call_1_rex64_ms_sysv): Use named constants instead of magic
5995 numbers to describe clobbered registers.
5996 (*call_value_0_rex64_ms_sysv): Ditto.
5997 * config/i386/mmx.md (mmx_emms): Ditto.
6000 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6002 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6005 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6007 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6008 (spu_section_type_flags): New function.
6010 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6012 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6013 reg_class_contents of FLOAT_REGS into a temporary.
6015 2009-03-02 Richard Guenther <rguenther@suse.de>
6016 Ira Rosen <irar@il.ibm.com>
6018 PR tree-optimization/39318
6019 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6020 information to the vectorized statement.
6022 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6024 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6025 variable. Use defined names instead of magic constants for REX SSE
6028 2009-03-01 Richard Guenther <rguenther@suse.de>
6030 PR tree-optimization/39331
6031 * omp-low.c (lower_send_shared_vars): Do not receive new
6032 values for the reference of DECL_BY_REFERENCE parms or results.
6034 2009-03-01 Jan Hubicka <jh@suse.cz>
6037 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6038 BLOCK_NONLOCALIZED_VAR): New macros.
6039 (tree_block): Add nonlocalized_vars.
6040 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6041 gen_decl_die): Add origin argument. Allow generation of die with
6042 origin at hand only.
6043 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6044 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6046 (gen_block_die): Fix checking for unused blocks.
6047 (process_scope_var): Break out from .... ; work with origins only.
6048 (decls_for_scope) ... here; process nonlocalized list.
6049 (dwarf2out_ignore_block): Look for nonlocalized vars.
6050 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6052 (dump_scope_block): Dump them.
6053 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6054 (remap_block): Likewise.
6055 (can_be_nonlocal): New predicate.
6056 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6058 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6060 * configure: Regenerate.
6062 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6064 * optc-gen.awk: No need to duplicate option flags twice.
6065 Reuse help texts for duplicate options which do not have any.
6067 * gcc.c (display_help): Document --version.
6069 * gcc.c (main): If print_help_list and verbose_flag, ensure
6070 driver output comes before subprocess output.
6072 * optc-gen.awk: Assign all remaining fields to help string,
6073 space-separated, for multi-line help in *.opt.
6075 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6076 -Wno-pedantic-ms-format is for MinGW targets only.
6078 * doc/options.texi (Option file format): Fix bad indentation,
6079 restoring dropped sentence.
6081 2009-02-28 Jan Hubicka <jh@suse.cz>
6083 * tree-inline.c (tree_function_versioning): Output debug info.
6085 2009-02-28 Jan Hubicka <jh@suse.cz>
6088 * tree-inline.c (setup_one_parameter): Do not copy propagate
6089 arguments when not optimizing.
6091 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6094 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6095 (avx_addsubv4df3): Likewise.
6096 (*avx_addsubv4sf3): Likewise.
6097 (sse3_addsubv4sf3): Likewise.
6098 (*avx_addsubv2df3): Likewise.
6099 (sse3_addsubv2df3): Likewise.
6100 (avx_unpckhps256): Correct item selectors.
6101 (avx_unpcklps256): Likewise.
6102 (avx_unpckhpd256): Likewise.
6103 (avx_unpcklpd256): Likewise.
6105 2009-02-28 Jan Hubicka <jh@suse.cz>
6107 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
6109 (copy_arguments_for_versioning): If var is declared don't declare it.
6110 (tree_function_versioning): First setup substitutions and then copy
6113 2009-02-27 Jan Hubicka <jh@suse.cz>
6116 * cgraph.h (varpool_output_debug_info): Remove.
6117 * cgraphunit.c (varpool_output_debug_info): Remove.
6118 * dwarf2out.c (deferred_locations_struct): New struct
6119 (deferred_locations): New type.
6120 (deferred_locations_list): New static var.
6121 (deffer_location): New function.
6122 (gen_variable_die): Use it.
6123 (decls_for_scope): Output info on local static vars.
6124 (dwarf2out_finish): Process deferred locations.
6125 * varpool.c (varpool_output_debug_info): Remove.
6127 2009-02-27 Jan Hubicka <jh@suse.cz>
6130 * tree.h (TREE_PROTECTED): Fix comment.
6131 (BLOCK_HANDLER_BLOCK): Remove.
6132 (struct tree_block): Remove handler_block add body_block.
6133 (inlined_function_outer_scope_p): New.
6134 (is_body_block): Remove.
6135 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6136 * dwarf2out.c (is_inlined_entry_point): Remove.
6137 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6138 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6140 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6141 * gimplify.c (gimplify_expr): Gimplify body blocks.
6142 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6143 block with multiple subblocks.
6144 (dump_scope_block): Prettier output; dump more flags and info.
6145 (dump_scope_blocks): New.
6146 (remove_unused_locals): Use dump_scope_blocks.
6147 * tree-flow.h (dump_scope_blocks): Declare.
6148 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6149 * stmt.c (is_body_block): Remove.
6150 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6151 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6153 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6156 * graphite.c (graphite_loop_normal_form): Do not call
6157 number_of_iterations_exit from a gcc_assert.
6159 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6161 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6162 jumps if COND is NULL.
6163 (find_cond_jump): New function.
6164 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6165 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6167 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6169 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6170 force_const_mem returns NULL_RTX.
6172 2009-02-26 Jan Hubicka <jh@suse.cz>
6175 * cgraph.h (varpool_output_debug_info): Remove.
6176 * cgraphunit.c (varpool_output_debug_info): Remove.
6177 * dwarf2out.c (deferred_locations_struct): New struct
6178 (deferred_locations): New type.
6179 (deferred_locations_list): New static var.
6180 (deffer_location): New function.
6181 (gen_variable_die): Use it.
6182 (decls_for_scope): Output info on local static vars.
6183 (dwarf2out_finish): Process deferred locations.
6184 * varpool.c (varpool_output_debug_info): Remove.
6186 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6188 PR rtl-optimization/39241
6189 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6190 to subreg_offset_representable_p.
6192 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6194 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6195 execute function prototype. Get f and nregs from max_reg_num
6196 and get_insns. Remove the first backward pass as it's dead,
6197 guard the forward pass by flag_expensive_optimizations.
6198 (rest_of_handle_regmove): Delete.
6199 (pass_regmove): Replace it with regmove_optimize.
6201 2009-02-25 Martin Jambor <mjambor@suse.cz>
6203 PR tree-optimization/39259
6204 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6205 calls_alloca function flags.
6206 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6209 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6211 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6212 flags_set_1_rtx, flags_set_1_set): Delete.
6213 (regmove_optimize): Do not call mark_flags_life_zones.
6215 2009-02-24 Julian Brown <julian@codesourcery.com>
6218 * config/arm/arm.c (require_pic_register): Only set
6219 cfun->machine->pic_reg once per function.
6221 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6223 * doc/invoke.texi (Link Options): Document an easier way to pass
6224 options that take arguments to the GNU linker using -Xlinker and -Wl.
6226 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6229 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6231 2009-02-24 Richard Guenther <rguenther@suse.de>
6234 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6236 2009-02-24 Richard Guenther <rguenther@suse.de>
6237 Zdenek Dvorak <ook@ucw.cz>
6239 PR tree-optimization/39233
6240 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6241 from converting them to a generic type.
6243 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6245 PR tree-optimization/39260
6246 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6247 contains a condition with a real type.
6248 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6250 2009-02-23 Jason Merrill <jason@redhat.com>
6253 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6254 narrowing_initializer_constant_valid_p.
6255 (narrowing_initializer_constant_valid_p): Don't return
6256 null_pointer_node for adding a pointer to itself.
6258 2009-02-23 Jan Hubicka <jh@suse.cz>
6261 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6264 2009-02-23 Jan Hubicka <jh@suse.cz>
6266 PR tree-optimization/37709
6267 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6268 * tree.h (block_ultimate_origin): Declare.
6269 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6270 * tree-ssa-live.c (remove_unused_scope_block_p):
6271 Eliminate blocks containig no instructions nor live variables nor
6273 (dump_scope_block): New function.
6274 (remove_unused_locals): Enable removal of dead blocks by default;
6275 enable dumping at TDF_DETAILS.
6277 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6279 * config/i386/i386.c (classify_argument): Don't allow COImode
6281 (function_arg_advance_32): Don't allow OImode.
6282 (function_arg_32): Likewise.
6283 (function_value_32): Likewise.
6284 (return_in_memory_32): Likewise.
6285 (function_arg_64): Remove OImode comment.
6287 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6290 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6291 ix86_expand_vector_set for V4DImode in 64bit mode only.
6292 (ix86_expand_vector_init_one_var): Likewise.
6294 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6296 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6298 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6301 * loop-iv.c: Revert last change.
6302 * emit-rtl.c: Likewise.
6304 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6307 * config/i386/i386.c (type_natural_mode): Remove an extra
6308 space in the warning message.
6309 (function_value_32): Handle 32-byte vector modes.
6310 (return_in_memory_32): Likewise.
6312 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6314 * loop-iv.c (truncate_value): New function.
6315 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6317 (lowpart_subreg): Move to...
6318 * emit-rtl.c: ...here.
6320 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6322 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6323 accidental and undocumented change at revision 140860.
6325 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6327 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6328 take gimple_seq * arguments.
6329 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6330 types_compatible_p langhook.
6332 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6333 Joseph Myers <joseph@codesourcery.com>
6335 * config/arm/arm.c (arm_builtin_va_list): New function.
6336 (arm_expand_builtin_va_start): Likewise.
6337 (arm_gimplify_va_arg_expr): Likewise.
6338 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6339 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6340 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6341 (va_list_type): New variable.
6342 (arm_mangle_type): Mangle va_list_type appropriately.
6344 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6347 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6348 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6349 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6350 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6351 parameter to 1000 for -O1 by default.
6352 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6354 * loop-invariant.c: Include params.h.
6355 (move_loop_invariants): Don't call move_single_loop_invariants on
6358 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6360 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6361 offset when calculating bounds for indexing stack_usage_map. Fixes
6362 a buffer overflow with certain target setups.
6364 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6367 * calls.c (expand_call): Clear try_tail_call if caller and callee
6368 disagree in promotion of function return value.
6370 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6373 * c-common.c (c_determine_visibility): If visibility changed and
6374 DECL_RTL has been already set, call make_decl_rtl to update symbol
6377 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6380 * varasm.c (assemble_variable): Don't check DECL_NAME when
6381 globalizing a variable.
6383 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6386 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6387 expression before any __builtin_trap call.
6388 * c-typeck.c (build_function_call): Convert and check function
6389 arguments before generating a call to a trap. Evaluate the
6390 function arguments before the trap.
6392 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6395 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6396 (UNSPEC_FXAM_MEM): New unspec.
6397 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6398 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6399 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6401 2009-02-19 Richard Guenther <rguenther@suse.de>
6403 PR tree-optimization/39207
6404 PR tree-optimization/39074
6405 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6406 storedanything_tree): New.
6407 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6408 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6409 (build_succ_graph): Add edges from STOREDANYTHING to all
6411 (init_base_vars): Initialize STOREDANYTHING.
6412 (compute_points_to_sets): Free substitution info after
6413 building the succ graph.
6414 (ipa_pta_execute): Likewise.
6416 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6418 (do_ds_constraint): Do not add to special var or non-pointer
6420 (type_could_have_pointers): Split out from ...
6421 (could_have_pointers): ... here. For arrays use the element type.
6422 (create_variable_info_for): Initialize may_have_pointers.
6423 (new_var_info): Likewise.
6424 (handle_lhs_call): Make the HEAP variable unknown-sized.
6425 (intra_create_variable_infos): Use a type with pointers for
6426 PARM_NOALIAS, make it unknown-sized.
6428 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6431 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6433 2009-02-18 Jason Merrill <jason@redhat.com>
6436 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6437 value if DECL_EXTERNAL.
6438 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6439 * target.h (gcc_target::binds_local_p): Clarify "module".
6440 * tree.h (TREE_PUBLIC): Clarify "module".
6442 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6445 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6446 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6448 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6451 * c.opt (Wabi): Support C and ObjC.
6454 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6456 * config/i386/i386.c (classify_argument): Warn once about the ABI
6457 change when passing union with long double.
6459 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6461 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6464 * c-parser.c (c_parser_compound_statement): Always enter and leave
6467 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6470 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6472 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6474 PR tree-optimization/36922
6475 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6476 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
6479 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6481 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6484 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6486 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
6488 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6490 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
6493 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
6494 Richard Sandiford <rdsandiford@googlemail.com>
6496 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
6497 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
6498 (loongson_biadd): ...this.
6500 2009-02-17 Richard Guenther <rguenther@suse.de>
6502 PR tree-optimization/39202
6503 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
6504 a var make sure to follow existing collapses.
6506 2009-02-17 Richard Guenther <rguenther@suse.de>
6509 * langhooks.c (lhd_print_error_function): Check for NULL block.
6511 2009-02-17 Richard Guenther <rguenther@suse.de>
6513 PR tree-optimization/39204
6514 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
6517 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
6519 * config/soft-fp/double.h: Update from glibc CVS.
6521 2009-02-17 Richard Guenther <rguenther@suse.de>
6523 PR tree-optimization/39207
6524 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
6525 strict-aliasing warnings for pointers pointing to NULL.
6527 2009-02-16 Joseph Myers <joseph@codesourcery.com>
6530 * c-parser.c (c_parser_braced_init): Call pop_init_level when
6531 skipping until next close brace.
6533 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
6536 * config/i386/i386.c (ix86_expand_push): Set memory alignment
6537 to function argument boundary.
6539 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6541 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
6542 in the lea_add. Reload eventually constraints it properly.
6543 * config/picochip/constraints.md : Remove the target constraint
6544 "b", since it is not needed anymore.
6546 2009-02-16 Jakub Jelinek <jakub@redhat.com>
6548 * gthr-dce.h: Uglify function parameter and local variable names.
6549 * gthr-gnat.h: Likewise.
6550 * gthr-mipssde.h: Likewise.
6551 * gthr-nks.h: Likewise.
6552 * gthr-posix95.h: Likewise.
6553 * gthr-posix.h: Likewise.
6554 * gthr-rtems.h: Likewise.
6555 * gthr-single.h: Likewise.
6556 * gthr-solaris.h: Likewise.
6557 * gthr-tpf.h: Likewise.
6558 * gthr-vxworks.h: Likewise.
6559 * gthr-win32.h: Likewise.
6561 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
6564 * config/i386/i386.md: Restrict the new peephole2 to move
6565 between MMX/SSE registers.
6567 2009-02-15 Richard Guenther <rguenther@suse.de>
6570 2009-02-13 Richard Guenther <rguenther@suse.de>
6572 * configure.ac: Enable LFS.
6573 * configure: Re-generate.
6574 * config.in: Likewise.
6576 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6578 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
6579 spu_srqwbyte, spu_srqwbytebc): Define.
6580 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
6581 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
6582 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
6583 "shrqby_<mode>"): New insn-and-split patterns.
6584 * config/spu/spu.c (expand_builtin_args): Determine and return
6585 number of operands using spu_builtin_description data.
6586 (spu_expand_builtin_1): Use it.
6588 2009-02-13 Steve Ellcey <sje@cup.hp.com>
6591 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
6594 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6597 * config/i386/i386.c (override_options): Correct warning
6598 messages for -malign-loops, -malign-jumps and -malign-functions.
6600 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6603 * config/i386/i386.md: Restrict the new peephole2 to move
6604 between the general purpose registers.
6606 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6609 * config/i386/i386.c (type_natural_mode): Add a new argument.
6610 Return the original mode and warn ABI change if vector size is 32byte.
6611 (function_arg_advance): Updated.
6612 (function_arg): Likewise.
6613 (ix86_function_value): Likewise.
6614 (ix86_return_in_memory): Likewise.
6615 (ix86_sol10_return_in_memory): Likewise.
6616 (ix86_gimplify_va_arg): Likewise.
6617 (function_arg_32): Don't warn ABX ABI change here.
6618 (function_arg_64): Likewise.
6620 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
6622 * loop-iv.c (implies_p): In the final case, test that operands 0
6623 of the two comparisons match.
6625 * config/bfin/bfin.c (find_prev_insn_start): New function.
6626 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
6627 (find_next_insn_start): Move.
6629 2009-02-13 Richard Guenther <rguenther@suse.de>
6631 * configure.ac: Enable LFS.
6632 * configure: Re-generate.
6633 * config.in: Likewise.
6635 2009-02-13 Joseph Myers <joseph@codesourcery.com>
6638 * c-parser.c (c_parser_parms_list_declarator): Discard pending
6639 sizes on syntax error after some arguments have been parsed.
6641 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6643 * doc/invoke.texi (-fira): Remove.
6645 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6647 * caller-save.c: Replace regclass.c with reginfo.c in comments.
6648 * recog.c: Likewise.
6651 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
6653 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
6654 (umul_ppmm): Likewise.
6655 (count_leading_zeros): Likewise.
6656 (count_trailing_zeros): Likewise.
6657 (UMUL_TIME): Likewise.
6659 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6661 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
6662 soft-fp/t-softfp to tmake_file.
6664 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
6665 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
6666 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
6667 IA64_BUILTIN_INFQ]: New.
6668 (ia64_init_builtins): Initialize __builtin_infq,
6669 __builtin_fabsq and __builtin_copysignq if not HPUX.
6670 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
6671 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
6673 * config/ia64/lib1funcs.asm (__divtf3): Define only if
6675 (__fixtfti): Likewise.
6676 (__fixunstfti): Likewise.
6677 (__floattitf): Likewise.
6679 * config/ia64/libgcc-glibc.ver: New.
6680 * config/ia64/t-fprules-softfp: Likewise.
6681 * config/ia64/sfp-machine.h: Likewise.
6683 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
6684 (LIBGCC2_TF_CEXT): Likewise.
6685 (TF_SIZE): Likewise.
6686 (TARGET_INIT_LIBFUNCS): Likewise.
6688 * config/ia64/t-glibc (SHLINB_MAPFILES):
6689 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
6691 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6693 * config/i386/i386.c (construct_container): Rewrite processing
6694 BLKmode with X86_64_SSE_CLASS.
6696 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
6699 * config/i386/i386.md: Replace simplify_replace_rtx with
6700 replace_rtx in the new peephole2.
6702 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
6704 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
6705 loop unrolling do not happen at -O2.
6707 2009-02-12 Michael Matz <matz@suse.de>
6709 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
6711 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6713 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
6716 2009-02-12 Ben Elliston <bje@au.ibm.com>
6718 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
6719 patterns when updating the back chain. Missed in the 2009-02-10
6722 2009-02-11 Janis Johnson <janis187@us.ibm.com>
6724 * doc/extend.texi (Decimal Floating Types): Update identifier of
6725 draft TR and list of missing support.
6727 2009-02-11 Jakub Jelinek <jakub@redhat.com>
6730 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
6731 bit to variable length decl's flags, add it also to its
6732 pointer replacement variable.
6734 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
6735 Jakub Jelinek <jakub@redhat.com>
6738 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
6739 (memory_blockage): New expander.
6740 (*memory_blockage): New insn pattern.
6741 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
6742 instead of general blockage at the end of function prologue when
6743 frame pointer is used to access red zone area. Do not emit blockage
6744 when profiling, it is emitted in generic code.
6745 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
6746 function epilogue when frame pointer is used to access red zone area.
6748 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
6751 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
6752 by arithmetic with memory operands.
6753 * config/i386/predicates.md (commutative_operator): New.
6755 2009-02-10 Janis Johnson <janis187@us.ibm.com>
6757 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
6760 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
6762 * alias.h (record_alias_subset): Declare.
6763 * alias.c (record_alias_subset): Make global.
6765 2009-02-10 Nick Clifton <nickc@redhat.com>
6767 * tree-parloops.c: Change license to GPLv3.
6768 * ipa-struct-reorg.c: Change license to GPLv3.
6769 * ipa-struct-reorg.h: Change license to GPLv3.
6771 2009-02-10 Steve Ellcey <sje@cup.hp.com>
6774 * c-decl.c (start_struct): Return NULL on error.
6776 2009-02-10 Jakub Jelinek <jakub@redhat.com>
6779 * cfgloopmanip.c (remove_path): Call remove_bbs after
6780 cancel_loop_tree, not before it.
6783 * function.h (struct function): Add has_local_explicit_reg_vars bit.
6784 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
6785 VAR_DECLs were seen.
6786 * tree-ssa-live.c (remove_unused_locals): Recompute
6787 cfun->has_local_explicit_reg_vars.
6788 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
6789 copies or clearings if cfun->has_local_explicit_reg_vars.
6791 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
6794 * config/i386/i386.c (expand_prologue): Emit blockage at the end
6795 of function prologue when frame pointer is used to access
6798 2009-02-10 Richard Guenther <rguenther@suse.de>
6801 * gimplify.c (gimple_regimplify_operands): Always look if
6802 we need to create a temporary.
6804 2009-02-10 Richard Guenther <rguenther@suse.de>
6806 PR tree-optimization/39132
6807 * tree-loop-distribution.c (todo): New global var.
6808 (generate_memset_zero): Trigger TODO_rebuild_alias.
6809 (tree_loop_distribution): Return todo.
6811 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
6814 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
6815 (x86_64_reg_class_name): Removed.
6816 (classify_argument): Return 0 if bytes > 32. Return 0 if the
6817 first one isn't X86_64_SSE_CLASS or any other ones aren't
6818 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
6819 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
6820 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
6821 and 3 X86_64_SSEUP_CLASS.
6822 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
6823 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
6825 2009-02-10 Ben Elliston <bje@au.ibm.com>
6827 * config/rs6000/rs6000.md (allocate_stack): Always use an update
6828 form instruction to update the stack back chain word, even if the
6829 user has disabled the generation of update instructions.
6830 (movdi_<mode>_update_stack): New.
6831 (movsi_update_stack): Likewise.
6832 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
6833 always use an update form instruction to update the stack back
6836 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
6839 * graphite.c (if_region_set_false_region): After moving a region in
6840 the false branch of a condition, remove the empty dummy basic block.
6841 (gloog): Remove wrong fix for PR38953.
6843 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6845 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
6846 generation due to implicit sign extension.
6848 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
6851 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
6852 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
6854 2009-02-09 Richard Guenther <rguenther@suse.de>
6857 * convert.c (convert_to_real): Disable (float)fn((double)x)
6858 to fnf(x) conversion if errno differences may occur and
6859 -fmath-errno is set.
6861 2009-02-07 Anatoly Sokolov <aesok@post.ru>
6863 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
6864 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6865 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6867 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6870 * c-common.c (handle_alias_attribute): Disallow attribute for
6871 anything not a FUNCTION_DECL or VAR_DECL.
6873 2009-02-06 Janis Johnson <janis187@us.ibm.com>
6876 * real.c (do_compare): Special-case compare of zero against
6877 decimal float value.
6879 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6882 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
6883 as indicating flexible array members unless the field itself is
6884 being declarared as the incomplete array.
6886 2009-02-06 Jan Hubicka <jh@suse.cz>
6888 PR tree-optimization/38844
6889 * ipa-inline.c (try_inline): Stop inlining recursion when edge
6892 2009-02-06 Richard Guenther <rguenther@suse.de>
6895 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
6896 fork because we may expand it as __gcov_fork.
6898 2009-02-06 Nick Clifton <nickc@redhat.com>
6900 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
6902 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
6904 PR tree-optimization/35659
6905 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
6906 vn_phi_eq): Shortcut if hashcode does not match.
6907 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
6909 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
6910 and avoid iterative_hash_expr.
6911 (FOR_EACH_VALUE_ID_IN_SET): New.
6912 (value_id_compare): Remove.
6913 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
6914 sort expressions by value id.
6916 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
6919 * config/sh/predicates.md (general_movsrc_operand): Don't check
6920 the subreg of system registers here.
6922 2009-02-05 Jakub Jelinek <jakub@redhat.com>
6925 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
6928 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
6930 PR rtl-optimization/39110
6931 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
6932 addresses, not aligned ones.
6934 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
6935 Richard Guenther <rguenther@suse.de>
6937 PR tree-optimization/39100
6938 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
6939 comment says and add edges.
6941 2009-02-05 Joseph Myers <joseph@codesourcery.com>
6944 * c-common.c (handle_tls_model_attribute): Ignore attribute for
6945 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
6947 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
6949 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
6950 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
6951 register_bb_in_sese, new_sese, free_sese): Moved.
6952 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
6953 outermost_loop_in_scop, build_scop_iteration_domain,
6954 expand_scalar_variables_ssa_name, get_vdef_before_scop,
6955 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
6956 Use loop_in_sese_p instead of loop_in_scop_p.
6957 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
6958 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
6959 (scopdet_basic_block_info): Fix bug in scop detection.
6960 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6961 eq_loop_to_cloog_loop): Remove.
6962 (nb_loops_around_loop_in_scop, nb_loop
6963 ref_nb_loops): Moved here...
6964 * graphite.h (ref_nb_loops): ... from here.
6965 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
6966 (loop_domain_dim, loop_iteration_vector_dim): Remove.
6967 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
6968 * testsuite/gcc.dg/graphite/scop-19.c: New
6970 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
6971 Hans-Peter Nilsson <hp@axis.com>
6973 PR rtl-optimization/37889
6974 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
6975 Move offset handling from PLUS to before the switch. Use new
6976 arguments when considering SYMBOL_REFs too.
6977 (rtx_addr_can_trap_p): Pass dummy offset and size.
6978 (enum may_trap_p_flags): Remove.
6979 (may_trap_p_1): Pass size from MEM_SIZE.
6981 PR rtl-optimization/38921
6982 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
6983 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
6984 * rtlanal.c (may_trap_after_code_motion_p): Delete.
6985 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
6987 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
6989 AVX Programming Reference (January, 2009)
6990 * config/i386/sse.md (*vpclmulqdq): New.
6992 2009-02-04 Jakub Jelinek <jakub@redhat.com>
6994 PR tree-optimization/38977
6995 PR gcov-profile/38292
6996 * calls.c (special_function_p): Disregard __builtin_ prefix.
6998 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7000 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7001 non-indexable addresses even before reload.
7003 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7006 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7007 as having variable size. Do not give an error for unnamed
7008 parameters with [*] declarators. Give a warning for type names
7009 with [*] declarators and mark them as variable size.
7010 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7011 for sizeof applied to [*] type names.
7013 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7016 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7018 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7020 * gcc.c (process_command): Update copyright notice dates.
7021 * gcov.c (print_version): Likewise.
7022 * gcov-dump.c (print_version): Likewise.
7023 * mips-tfile.c (main): Likewise.
7024 * mips-tdump.c (main): Likewise.
7026 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7029 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7030 for composite type involving a zero-length array type.
7032 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7035 * function.c (match_asm_constraints_1): Skip over
7036 initial optional % in the constraint.
7039 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7040 supported, don't accept FIXED_CSTs.
7041 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7042 and _Sat is used without _Fract/_Accum. Set specs->type to
7043 integer_type_node for cts_fract/cts_accum if fixed point is not
7046 2009-02-02 Catherine Moore <clm@codesourcery.com>
7048 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7050 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7052 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7053 (ABI_HAS_64BIT_SYMBOLS): Use it.
7054 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7056 2009-02-02 Paul Brook <paul@codesourcery.com>
7058 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7060 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7063 * recog.h (asm_operand_ok): Add constraints argument.
7064 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7065 recurse on matching constraint.
7066 (check_asm_operands): Pass constraints as 3rd argument to
7067 asm_operand_ok. Don't look up matching constraint here.
7068 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7071 2009-02-02 Ben Elliston <bje@au.ibm.com>
7073 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7074 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7076 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7078 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7079 information. Remove some obsolete information. Reorganize.
7081 * config/pa/fptr.c: Revert license to GPL 2.
7082 * config/pa/milli64.S: Likewise.
7084 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7087 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7088 LIBRARY name in, instead of hard-coding it.
7089 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7090 extra target make frag to tmake_files according to EH model.
7091 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7092 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7093 frags that define makefile variable EH_MODEL appropriately.
7094 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7095 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7096 to "-sjlj" according to type of EH configured.
7097 (LIBGCC_SONAME): Concatenate it to shared library base name.
7098 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7099 to "_sjlj" according to type of EH configured.
7100 (LIBGCC_SONAME): Concatenate it to shared library base name.
7101 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7102 (SHLIB_LINK): Add missing semicolon to if-else construct.
7103 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7104 string value of "pe_dll" command-line option.
7105 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
7106 (SHLIB_SONAME): Use it when overriding t-cygming default.
7107 (SHLIB_IMPLIB): Override t-cygming default.
7108 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7109 string value of "pe_dll" command-line option.
7111 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7114 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
7115 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
7117 2009-01-31 Richard Guenther <rguenther@suse.de>
7119 PR tree-optimization/38937
7120 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7121 computing the transitive closure.
7123 2009-01-30 Richard Guenther <rguenther@suse.de>
7125 PR tree-optimization/39041
7126 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7127 Propagate variable indices only if the types match for this stmt.
7129 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7132 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7133 inline but never defined.
7135 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7137 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7138 (*insv_h_di_reg_extimm): New insn.
7139 (*insv_l<mode>_reg_extimm): New insn.
7141 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7143 * config/picochip/picochip.c (flag_conserve_stack): set
7144 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7145 fconserve-stack. Reduce call-overhead used by inliner.
7147 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7150 * common.opt (flag_conserve_stack): Initialised to zero.
7152 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7155 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7156 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7159 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7161 * ira-color.c (allocno_reload_assign): Update comments.
7162 * regmove.c (regmove_optimize): Likewise.
7166 2009-01-29 Robert Millan <rmh@aybabtu.com>
7168 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7169 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7170 `MD_UNWIND_SUPPORT'.
7171 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7173 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7175 PR tree-optimization/39007
7176 * tree-loop-distribution.c (generate_builtin): Use
7177 recompute_dominator to compute the immediate dominator of the
7178 basic block just after the loop.
7180 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7182 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7183 (ASM_OUTPUT_DWARF_PCREL): Define.
7185 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7187 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7188 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7189 global. Modify entries about regmove and IRA.
7191 * ra-conflict.c: Remove the file.
7193 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7195 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7196 (pass_regclass_init): Rename to pass_reginfo_init.
7198 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7200 * toplev.h (flag_ira): Remove.
7202 * caller-save.c (setup_save_areas): Remove flag_ira.
7204 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7206 * global.c: Remove the file.
7208 * opts.c (decode_options): Remove flag_ira.
7210 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7212 * regmove.c: Modify file description.
7213 (find_use_as_address, try_auto_increment): Define them only if
7214 AUTO_INC_DEC is defined.
7215 (replacement_quality, replace_in_call_usage, fixup_match_1,
7216 stable_and_no_regs_but_for_p): Remove.
7217 (reg_set_in_bb): Make it static.
7218 (regmove_optimize): Remove flag_ira and code which worked for
7221 * local-alloc.c: Remove the file.
7223 * common.opt (fira): Remove.
7225 * ira.c: Include except.h.
7226 (eliminable_regset): Move from global.c.
7227 (mark_elimination): Ditto. Remove flag_ira.
7228 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7229 equiv_mem_modified, validate_equiv_mem_from_store,
7230 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7231 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7232 no_equiv, recorded_label_ref): Move from local-alloc.c.
7233 (update_equiv_regs): Ditto. Make it static.
7234 (print_insn_chain, print_insn_chains): Move it from global.c.
7235 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7236 (build_insn_chain): Ditto. Make it static.
7237 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7238 Rename to init_live_subregs.
7239 (gate_ira): Remove flag_ira.
7241 * regclass.c: Rename reginfo.c. Change file description.
7242 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7243 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7244 (init_reg_sets_1): Remove code for evaluation of
7245 reg_class_superclasses and losing_caller_save_reg_set.
7246 (init_regs): Remove init_reg_autoinc.
7247 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7248 ok_for_base_p_nonstrict): Remove.
7249 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7250 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7251 corresponding entries.
7252 (dump_regclass, record_operand_costs, scan_one_insn,
7253 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7254 record_address_regs, auto_inc_dec_reg_p): Remove.
7255 (gt-regclass.h): Rename to gt-reginfo.h.
7257 * rtl.h (dump_global_regs, retry_global_alloc,
7258 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7260 * Makefile.in (RA_H): Remove.
7261 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7262 Rename regclass.o to reginfo.o.
7263 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7265 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7266 (GTFILES): Rename regclass.c to reginfo.c.
7268 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7269 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7271 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7272 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7274 (finish_spills): Ditto. Remove code for !flag_ira.
7276 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7279 * doc/invoke.texi (rtl debug options): Complete rewrite.
7280 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7282 * mode-switching.c (pass_mode_switching): Rename pass from
7283 "mode-sw" to "mode_sw".
7284 * except.c (pass_convert_to_eh_ranges): Rename pass from
7285 "eh-ranges" to "eh_ranges".
7286 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7290 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7291 Alexander Monakov <amonakov@ispras.ru>
7294 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7296 (move_exprs_to_boundary): Change return type and pass through
7297 should_move from move_op. Relax assert. Update usage ...
7298 (schedule_expr_on_boundary): ... here. Use should_move instead of
7300 (move_op_orig_expr_found): Indicate that insn was disconnected from
7302 (code_motion_process_successors): Do not call after_merge_succs
7303 callback if original expression was not found when traversing any of
7305 (code_motion_path_driver): Change return type. Update prototype.
7306 (move_op): Update comment. Add a new parameter (should_move). Update
7307 prototype. Set *should_move based on indication provided by
7308 move_op_orig_expr_found.
7310 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7312 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7313 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7314 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7315 * config/rs6000/rs6000.c (rs6000_override_options): Default
7316 avoid-indexed-addresses on for Power6, off for everything else.
7317 (avoiding_indexed_address_p): New function.
7318 (rs6000_legitimize_address): Use it.
7319 (rs6000_legitimate_address): Likewise.
7320 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7322 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7324 PR tree-optimization/38997
7325 * tree-loop-distribution.c (generate_memset_zero): Use
7326 POINTER_PLUS_EXPR for a pointer addition.
7328 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7330 * config/s390/s390.md (bswap<mode>2): New pattern added.
7332 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7334 * config/s390/s390.md (*tls_load_31): Added type attribute.
7336 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7338 * config/s390/s390.md: Fix a few comments.
7340 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7342 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7343 (*tm<mode>_full): Fixed z10prop attribute.
7344 (*tst<mode>_extimm): Fixed z10prop attribute.
7345 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7346 (*tstqiCCT_cconly): Fixed z10prop attribute.
7347 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7348 (*movsi_larl): Fixed z10prop attribute.
7349 (*movsi_zarch): Fixed z10prop attribute.
7350 (*movsi_eas): Fixed z10prop attribute.
7351 (*movhi): Fixed z10prop attribute.
7352 (*movqi): Fixed z10prop attribute.
7353 (*movstrictqi): Fixed z10prop attribute.
7354 (*mov<mode>): Fixed z10prop attribute.
7355 (*movcc): Fixed z10prop attribute.
7356 (*sethighpartdi_64): Fixed z10prop attribute.
7357 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7358 (*negdi2_sign_cc): Fixed z10prop attribute.
7359 (*negdi2_sign): Fixed z10prop attribute.
7360 (*absdi2_sign_cc): Fixed z10prop attribute.
7361 (*absdi2_sign): Fixed z10prop attribute.
7362 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7363 (*negabsdi2_sign): Fixed z10prop attribute.
7364 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7365 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7366 (doloop_si64): Fixed z10prop attribute.
7367 (doloop_si31): Fixed z10prop attribute.
7368 (doloop_long): Fixed z10prop attribute.
7369 (indirect_jump): Fixed z10prop attribute.
7370 (nop): Fixed z10prop attribute.
7371 (main_base_64): Fixed z10prop attribute.
7372 (reload_base_64): Fixed z10prop attribute.
7374 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7376 PR rtl-optimization/38740
7377 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7379 * config/mips/mips.c (mips_reorg): Likewise.
7381 2009-01-28 Richard Guenther <rguenther@suse.de>
7383 PR tree-optimization/38926
7384 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7385 with the correct value id to a value.
7386 (do_regular_insertion): Use the value number of edoubleprime
7387 for the value number of the expr.
7390 2008-08-21 Richard Guenther <rguenther@suse.de>
7392 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7393 a PHI ask VN if it is already available.
7394 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7395 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7397 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7400 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7401 set to varying whenever max has TREE_OVERFLOW set, similarly
7402 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7404 2009-01-28 Richard Guenther <rguenther@suse.de>
7407 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7408 uninitialized aggregate uses in call arguments.
7410 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7412 PR tree-optimization/38984
7413 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7414 the nothing_id variable if -fno-delete-null-pointer-checks.
7416 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7419 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7420 (set_got_offset_rex64): Ditto.
7422 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7425 * doc/extend.texi: Improve local variable with asm reg.
7427 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7429 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7430 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7431 was not supplied then set warn_packed_bitfield_compat to the
7433 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7436 2009-01-27 Richard Guenther <rguenther@suse.de>
7438 PR tree-optimization/38503
7439 * cfgexpand.c (expand_gimple_basic_block): Ignore
7440 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7441 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7442 variables that cannot have TBAA applied.
7443 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7446 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7449 * calls.c (initialize_argument_information): Do not wrap complex
7450 arguments in SAVE_EXPR.
7452 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7454 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7455 (INSTALL_LIBGCC): Revert typo commit.
7457 2009-01-26 Richard Guenther <rguenther@suse.de>
7459 PR tree-optimization/38745
7460 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7461 from special handling.
7463 2009-01-26 Richard Guenther <rguenther@suse.de>
7465 PR tree-optimization/38745
7466 * tree-ssa.c (execute_update_addresses_taken): Do not include
7467 variables that cannot possibly be a register in not_reg_needs.
7468 Do not clear TREE_ADDRESSABLE on vars that may not become
7470 * tree-ssa.c (update_alias_info_1): Include those in the set
7471 of addressable vars.
7473 2009-01-26 Richard Guenther <rguenther@suse.de>
7476 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7477 * tree-ssa-dse.c: Include langhooks.h
7478 (execute_simple_dse): Remove stores with zero size.
7480 2009-01-24 Jakub Jelinek <jakub@redhat.com>
7483 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
7486 2009-01-24 Julian Brown <julian@codesourcery.com>
7488 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
7489 config/arm/linux-atomic.c.
7490 * config/arm/linux-atomic.c: New.
7492 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
7494 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
7495 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
7496 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
7498 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
7501 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
7504 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
7506 PR tree-optimization/38953
7507 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
7508 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
7509 (gloog): Split the exit of the scop when the scop exit is a loop exit.
7510 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
7513 2009-01-24 Paul Brook <paul@codesourcery.com>
7515 * config/arm/neon.md (neon_type): Move to arm.md.
7516 (neon_mov<VSTRUCT>): Add neon_type attribute.
7517 * config/arm/arm.md (neon_type): Move to here.
7518 (conds): Add "unconditioal" and use as default for NEON insns.
7520 2009-01-24 Ben Elliston <bje@au.ibm.com>
7522 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
7523 void *' warning from -Wc++-compat.
7524 * Makefile.in (dominance.o-warn): Remove.
7526 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
7528 PR tree-optimization/38932
7529 * fold-const.c (fold_unary_ignore_overflow): New.
7530 * tree.h (fold_unary_ignore_overflow): Declare.
7531 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
7532 * tree-ssa-sccvn.c (visit_reference_op_load,
7533 simplify_unary_expression): Likewise.
7535 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
7537 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
7538 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
7539 regardless of their type.
7540 * c-common.c (handle_packed_attribute): Don't ignore packed on
7542 * c.opt (Wpacked-bitfield-compat): New warning option.
7543 * stor-layout.c (place_field): Warn if offset of a field changed.
7544 * doc/extend.texi (packed): Mention the ABI change.
7545 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
7546 (Warning Options): Add it to the list.
7548 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
7550 * c-opts.c (c_common_post_options): Fix a typo in comments.
7552 2009-01-22 Steve Ellcey <sje@cup.hp.com>
7555 * gimplify.c (gimplify_init_constructor): Fix promotion of const
7556 variables to static.
7557 * doc/invoke.texi (-fmerge-all-constants): Update description.
7559 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
7562 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
7563 (*movdi_1_rex64): Use type "mmx" for alternative 5.
7565 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
7567 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
7569 (LOCAL_ALIGNMENT): Similarly.
7571 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7572 Joseph Myers <joseph@codesourcery.com>
7574 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
7575 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
7576 * config/arm/arm-tune.md: Regenerate.
7577 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
7580 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7582 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
7583 version number to five.
7585 2009-01-22 Dodji Seketeli <dodji@redhat.com>
7588 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
7589 * c-common.c (set_underlying_type): Likewise.
7590 (is_typedef_decl ): Likewise
7592 (set_underlying_type): Likewise.
7593 (is_typedef_type): Likewise.
7595 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
7598 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
7601 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7604 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
7605 (LIBGCC_SPEC): Don't define.
7606 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
7608 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
7610 PR rtl-optimization/38879
7611 * alias.c (base_alias_check): Unaligned access via AND address can
7612 alias all surrounding object types except those with sizes equal
7613 or wider than the size of unaligned access.
7615 2009-01-21 Dodji Seketeli <dodji@redhat.com>
7618 * c-decl.c (clone_underlying_type): Move this ...
7619 * c-common.c (set_underlying_type): ... here.
7620 Also, make sure the function properly sets TYPE_STUB_DECL() on
7621 the newly created typedef variant type.
7622 (is_typedef_decl ): New entry point.
7623 * tree.h: Added a new member member_types_needing_access_check to
7624 struct tree_decl_non_common.
7625 (set_underlying_type): New entry point.
7626 (is_typedef_type): Likewise.
7628 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
7630 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
7631 Check whether two instructions have memory references that
7632 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
7633 are helper functions for traversing.
7634 * alias.h (insn_alias_sets_confilict_p): New prototypes.
7635 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
7636 not to draw dependency edge for instructions with non-conflicting
7639 2009-01-20 Joseph Myers <joseph@codesourcery.com>
7642 * longlong.h: Update copyright years. Use soft-fp license notice.
7643 Sync __clz_tab declaration with glibc.
7645 2009-01-20 Steve Ellcey <sje@cup.hp.com>
7648 * doc/extend.texi (syscall_linkage): New.
7649 (version_id): Modify.
7651 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7652 Richard Guenther <rguenther@suse.de>
7654 PR tree-optimization/38747
7655 PR tree-optimization/38748
7656 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
7657 conversion if the base address is an indirect reference and the
7658 aliasing sets could cause issues.
7660 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7662 * common.opt (fgraphite, fgraphite-identity): Add comment for
7663 explaining why these options are not documented.
7665 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7667 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
7668 gimple_call_lhs is NULL.
7670 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
7673 * emit-rtl.c (adjust_address_1): Make sure memref is never
7676 2009-01-20 Ben Elliston <bje@au.ibm.com>
7678 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7679 const qualifier from arg parameter. Remove unnecessary cast to char *.
7680 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7681 const qualifier from arg 2.
7683 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7685 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
7687 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
7690 * rtl.h (reinit_regs): New prototype.
7691 * regclass.c: Include ira.h.
7693 * Makefile.in (regclass.o): Add ira.h.
7694 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
7696 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
7699 * c-common.c (handle_aligned_attribute): Use
7700 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
7701 default alignment value.
7703 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
7705 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
7706 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
7708 * doc/extend.texi: Update __attribute__ ((aligned)). Document
7709 __BIGGEST_ALIGNMENT__.
7711 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
7713 2009-01-18 Richard Guenther <rguenther@suse.de>
7715 PR tree-optimization/38819
7716 * tree-flow.h (operation_could_trap_helper_p): Declare.
7717 * tree-eh.c (operation_could_trap_helper_p): Export.
7718 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
7719 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
7720 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
7721 are about to insert a possibly trapping instruction and fail
7724 2009-01-18 Andreas Schwab <schwab@suse.de>
7726 * doc/install.texi (Configuration): Remove obsolete paragraph
7727 about use of --with-gnu-ld with --with-gnu-as.
7729 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
7731 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
7732 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
7733 Follow spelling conventions.
7735 2009-01-18 Ben Elliston <bje@au.ibm.com>
7737 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
7738 C++ warning about implicit conversion from void * to struct
7740 (bitmap_obstack_free): Likewise for bitmap_element *.
7741 * Makefile.in (bitmap.o-warn): Remove.
7743 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
7745 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
7747 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
7748 Tobias Grosser <tobi.grosser@amd.com>
7750 * graphite.c (graphite_trans_scop_block): Do not block single
7753 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
7755 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
7756 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
7757 test with assertion.
7759 2009-01-16 Richard Guenther <rguenther@suse.de>
7761 PR tree-optimization/38835
7763 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
7764 and INT + PTR -> (INT)(PTR p+ INT) folding.
7765 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
7767 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
7770 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
7771 the subreg from a lowpart subreg if it is also casting the value.
7773 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7774 Tobias Grosser <tobi.grosser@amd.com>
7776 * graphite.c (compare_prefix_loops): New.
7777 (build_scop_canonical_schedules): Rewritten.
7778 (graphite_transform_loops): Move build_scop_canonical_schedules
7779 after build_scop_iteration_domain.
7781 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7782 Tobias Grosser <tobi.grosser@amd.com>
7784 * graphite.c (add_conditions_to_domain): Add the loops to
7785 the dimension of the iteration domain. Do copy the domain
7786 only when it exists.
7787 (build_scop_conditions_1): Do not call add_conditions_to_domain.
7788 (add_conditions_to_constraints): New.
7789 (can_generate_code_stmt, can_generate_code): Removed.
7790 (gloog): Do not call can_generate_code.
7791 (graphite_transform_loops): Call add_conditions_to_constraints
7792 after building the iteration domain.
7794 2009-01-16 Jakub Jelinek <jakub@redhat.com>
7796 PR tree-optimization/38789
7797 * tree-ssa-threadedge.c
7798 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7799 __builtin_constant_p.
7801 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7803 * dce.c (delete_unmarked_insns): Reversed the order that insns are
7804 examined before deleting them.
7806 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
7808 * function.c (aggregate_value_p): Correctly extract the function
7809 type from CALL_EXPR_FN lookup.
7811 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7813 * config/picochip/picochip.c (picochip_override_options): Revert
7814 CFI asm flag disable commited previously.
7816 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
7817 Tobias Grosser <tobi.grosser@amd.com>
7818 Jan Sjodin <jan.sjodin@amd.com>
7820 * graphite.c (scan_tree_for_params): On substractions negate
7821 all the coefficients of the term.
7822 (clast_to_gcc_expression_red): New. Handle reduction expressions
7823 of more than two operands.
7824 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
7825 (get_vdef_before_scop): Handle also the case of default definitions.
7827 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7829 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
7830 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
7831 Also use them when walking CALL_INSN_FUNCTION_USAGE.
7833 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
7834 Joey Ye <joey.ye@intel.com>
7837 * cfgexpand.c (expand_stack_alignment): Don't update stack
7838 boundary nor check incoming stack boundary here.
7839 (gimple_expand_cfg): Update stack boundary and check incoming
7840 stack boundary here.
7842 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7844 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
7846 2009-01-14 Jakub Jelinek <jakub@redhat.com>
7848 PR rtl-optimization/38245
7849 * calls.c (expand_call): Add stack arguments to
7850 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7851 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
7852 in regs and partially in memory or BLKmode arguments.
7853 (emit_library_call_value_1): Add stack arguments to
7854 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7855 ACCUMULATE_OUTGOING_ARGS).
7856 * dce.c: Include tm_p.h.
7857 (find_call_stack_args): New function.
7858 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
7860 (mark_insn): Call find_call_stack_args for CALL_Ps.
7861 (prescan_insns_for_dce): Walk insns backwards in bb rather than
7862 forwards. Allocate and free arg_stores bitmap if needed, pass it
7863 down to deletable_insn_p, don't mark stores set in arg_stores
7864 bitmap, clear the bitmap at the beginning of each bb.
7865 * Makefile.in (dce.o): Depend on $(TM_P_H).
7867 2009-01-14 Michael Meissner <gnu@the-meissners.org>
7870 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
7871 to make sure the insn is a conditional test (bug 22599). Reformat a
7874 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
7877 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
7878 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
7879 (gloog): Do not call cleanup_tree_cfg.
7880 (graphite_transform_loops): Call cleanup_tree_cfg after all
7881 scops have been code generated.
7883 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
7884 * doc/gty.texi (Invoking the garbage collector): Added new node
7885 and section documenting ggc_collect.
7887 2009-01-14 Richard Guenther <rguenther@suse.de>
7889 PR tree-optimization/38826
7891 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
7892 initialization notes only if we actually emitted a warning.
7893 (intra_create_variable_infos): Add constraints for a result decl
7894 that is passed by hidden reference.
7895 (build_pred_graph): Mark all related variables non-direct on
7898 2009-01-14 Nick Clifton <nickc@redhat.com>
7900 * ira-conflicts.c: Include addresses.h for the definition of
7902 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
7903 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
7905 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
7908 * Makefile.in (ira-lives.o): Add except.h.
7910 * ira-lives.c: Include except.h.
7911 (process_bb_node_lives): Process can_throw_internal.
7913 2009-01-13 Jakub Jelinek <jakub@redhat.com>
7915 PR rtl-optimization/38774
7916 * combine.c (simplify_set): When undoing cc_use change, don't do
7917 PUT_CODE on the newly created comparison, but instead put back the
7920 2009-01-13 Joseph Myers <joseph@codesourcery.com>
7922 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
7923 values. Remove duplicate arm8 entry.
7925 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7927 PR tree-optimization/38786
7928 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
7929 the SSA_NAME case of expand_scalar_variables_expr.
7930 Set the type of an expression to the type of its assign statement.
7931 (expand_scalar_variables_expr): Also gather the scalar computation
7932 used to index the memory access. Do not pass loop_p.
7933 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
7934 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
7935 the gimple_stmt_iterator where it inserts new code.
7937 (copy_bb_and_scalar_dependences): Do not pass loop_p.
7938 (translate_clast): Update call to copy_bb_and_scalar_dependences.
7940 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7942 * graphite.h (debug_value): Removed.
7943 * graphite.c (debug_value): Removed.
7945 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7947 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
7948 ldrd/strd with two 32-bit instructions.
7950 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7952 * config/arm/arm.c (struct processors): Pass for speed down into
7953 cost helper functions.
7954 (const_ok_for_op): Handle COMPARE and inequality nodes.
7955 (arm_rtx_costs_1): Rewrite.
7956 (arm_size_rtx_costs): Update prototype.
7957 (arm_rtx_costs): Pass speed down to helper functions.
7958 (arm_slowmul_rtx_costs): Rework cost calculations.
7959 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
7960 (arm_9e_rtx_costs): Likewise.
7962 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
7964 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
7965 relocations of local symbols wider than UNITS_PER_WORD are not valid.
7966 (alpha_legitimize_address): Do not split local symbols wider than
7967 UNITS_PER_WORD into HIGH/LO_SUM parts.
7969 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
7972 * gcc.c (process_command): Replace call to execvp with calls
7973 to pex_one and exit.
7975 2009-01-03 Anatoly Sokolov <aesok@post.ru>
7978 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
7979 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
7980 variant for devices with 3-byte PC.
7981 (__tablejump_elpm__): New.
7983 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7986 * c-parser.c (c_parser_postfix_expression): Allow `->' in
7987 offsetof member-designator, handle it as `[0].'.
7989 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7991 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
7992 function when not using named sections on targets with named sections
7993 if branch distance is less than 262132.
7995 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
7997 * combine.c (combine_instructions): Recompute
7998 optimize_this_for_speed_p for each BB in the main combine loop.
8000 2009-01-12 Tomas Bily <tbily@suse.cz>
8003 * tree-loop-distribution.c (prop_phis): New function.
8004 (generate_builtin): Call prop_phis.
8005 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8007 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8009 PR tree-optimization/38807
8010 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8011 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8013 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8015 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8016 subreg of op0 to the original op0.
8018 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8020 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8022 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8025 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8026 starting with digits.
8028 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8031 * config/arm/arm.c (arm_is_long_call_p): Don't call
8032 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8034 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8036 * regrename.c (regrename_optimize): Fix dumping.
8037 (find_oldest_value_reg): Preserve REG_POINTER.
8038 (copy_hardreg_forward_1): Likewise.
8040 2009-01-09 Diego Novillo <dnovillo@google.com>
8042 * gimple.h (struct gimple_statement_base) <uid>: Document
8043 the restrictions on its use.
8045 (gimple_set_uid): Tidy.
8047 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8049 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8050 zero guard even if align_bytes != 0 and count is smaller than
8053 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8055 PR rtl-optimization/38495
8056 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8057 (add_range_and_copies_from_move_list): Print all added ranges.
8058 Add ranges to memory optimized destination.
8060 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8064 * config/i386/i386.c (override_options): Reject
8065 -mstringop-strategy=rep_8byte with -m32.
8066 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8067 to 1. Do count comparison against epilogue_size_needed at compile
8068 time even when count_exp was constant forced into register. For
8069 size_needed don't jump to epilogue, instead just avoid aligning
8070 and invoke the body algorithm. If need_zero_guard, add zero guard
8071 even if count is non-zero, but smaller than size_needed + number of
8072 bytes that could be stored for alignment.
8073 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8074 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8075 but smaller than size_needed + number of bytes that could be stored
8076 for alignment. Compare size_needed with epilogue_size_needed instead
8077 of desired_align - align, don't adjust size_needed, pass
8078 epilogue_size_needed to the epilogue expanders.
8081 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8083 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8085 * pa.c (last_address): Change to unsigned.
8086 (update_total_code_bytes): Change argument to unsigned. Don't
8087 check if insn addresses are set.
8088 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8089 addresses are not set.
8090 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8092 2009-01-09 Nick Clifton <nickc@redhat.com>
8094 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8095 DECL_DECLARED_INLINE_P.
8097 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8100 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8101 GET_MODE (op0) in operand_subword_force calls.
8104 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8105 fold_convert arg0 operands to TREE_TYPE (op0) first.
8107 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
8109 * params.def (ira-max-conflict-table-size): Decrease default value
8112 2009-01-08 Jakub Jelinek <jakub@redhat.com>
8114 PR tree-optimization/37031
8115 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
8117 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
8118 allocate it using gc instead of heap, use VEC_quick_push instead of
8120 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8121 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8122 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8123 allocated vector from heap allocated.
8124 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8125 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8126 vector only after perfect_loop_nest_depth call.
8128 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8129 Jan Sjodin <jan.sjodin@amd.com>
8131 PR tree-optimization/38559
8132 * graphite.c (debug_value, copy_constraint,
8133 swap_constraint_variables, scale_constraint_variable, ): New.
8134 (get_lower_bound, get_upper_bound): Removed.
8135 (graphite_trans_bb_strip_mine): Clean up this code that works
8136 only for constant number of iterations. Fully copy upper and
8137 lower bound constraints, not only the constant part of them.
8138 * graphite.h (debug_value): Declared.
8140 2009-01-08 Ira Rosen <irar@il.ibm.com>
8142 PR tree-optimization/37194
8143 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8144 Don't add the cost of cost model guard in prologue to scalar
8145 outside cost in case of known number of iterations.
8147 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8148 Alan Modra <amodra@bigpond.net.au>
8150 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8151 non-word-aligned REG+CONST addressing.
8153 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8156 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8157 free_after_compilation when outputting a thunk.
8158 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8159 Do not call free_after_compilation here.
8161 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8163 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8164 (ix86_valid_target_attribute_inner_p): Ditto.
8166 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8168 PR tree-optimization/38492
8169 PR tree-optimization/38498
8170 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8171 * tree-chrec.h (scev_is_linear_expression): Declared.
8172 * graphite.c (graphite_cannot_represent_loop_niter): New.
8173 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8174 (graphite_loop_normal_form): Use gcc_assert.
8175 (scan_tree_for_params): Use CASE_CONVERT.
8176 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8177 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8178 Use gcc_assert. Discard scops that contain unhandled cases.
8179 (build_scop_conditions): Return a boolean status for unhandled cases.
8180 (strip_mine_profitable_p): Print the loop number, not its depth.
8181 (is_interchange_valid): Pass the depth of the loop nest, don't
8182 recompute it wrongly.
8183 (graphite_trans_bb_block): Same.
8184 (graphite_trans_bb_block): Print tentative of loop blocking.
8185 (graphite_trans_scop_block): Do not print that the loop has been
8187 (graphite_transform_loops): Do not handle scops that contain condition
8190 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8192 AVX Programming Reference (December, 2008)
8193 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8194 (_mm256_stream_pd): Likewise.
8195 (_mm256_stream_ps): Likewise.
8197 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8198 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8199 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8200 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8201 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8202 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8203 (ix86_expand_special_args_builtin): Likewise.
8205 * config/i386/sse.md (AVXMODEDI): New.
8206 (avx_movnt<mode>): Likewise.
8207 (avx_movnt<mode>): Likewise.
8208 (<sse>_movnt<mode>): Remove AVX support.
8209 (sse2_movntv2di): Likewise.
8211 2009-01-07 Richard Guenther <rguenther@suse.de>
8214 * fold-const.c (extract_muldiv): Remove obsolete comment.
8215 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8216 to PLUS_EXPR canonicalization for the canonicalization.
8218 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8220 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8221 hosted cross-compilers generating less efficient code.
8223 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8225 * function.h (rtl_data): Add a dbr_scheduled_p field.
8226 * reorg.c (dbr_schedule): Set it.
8227 (gate_handle_delay_slots): Check it.
8228 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8229 (mips_reorg): Check flag_delayed_branch instead of
8230 mips_base_delayed_branch.
8231 (mips_override_options): Don't set mips_base_delayed_branch
8232 or flag_delayed_branch.
8234 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8236 PR rtl-optimization/38426.
8237 * ira.c (ira): Set current_function_is_leaf earlier.
8239 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8241 PR rtl-optimization/38722
8242 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8243 too early, only set a flag and modify after last possible
8246 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8249 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8250 * real.c (decimal_single_format): Correct values of emin and emax.
8251 (decimal_double_format): Ditto.
8252 (decimal_quad_format): Ditto.
8253 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8254 computation of DECnn_MIN and DECnn_MAX for corrected values of
8255 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8256 __DECnn_MIN__, and adjust its computation for the corrected value
8259 2009-01-06 Jan Hubicka <jh@suse.cz>
8262 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8264 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8266 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8267 Add Robert Clark to the list of testers.
8269 2009-01-06 Jan Hubicka <jh@suse.cz>
8270 Kai Tietz <kai.tietz@onevision.com>
8272 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8273 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8275 2009-01-06 Jan Hubicka <jh@suse.cz>
8276 Kai Tietz <kai.tietz@onevision.com>
8278 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8280 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8281 (ix86_nsaved_regs): Count only general purpose regs.
8282 (ix86_nsaved_sseregs): New.
8283 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8284 to 16 for w64; compute padding and size of sse reg save area.
8285 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8286 general purpose regs.
8287 (ix86_emit_save_sse_regs_using_mov): New.
8288 (ix86_expand_prologue): Save SSE regs if needed.
8289 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8290 (ix86_emit_restore_sse_regs_using_mov): New.
8291 (ix86_expand_epilogue): Save SSE regs if needed.
8293 2009-01-06 Jan Hubicka <jh@suse.cz>
8294 Kai Tietz <kai.tietz@onevision.com>
8296 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8297 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8298 functions when accumulate outgoing args is off.
8300 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8303 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8304 before using pseudos_have_intersected_live_ranges_p.
8306 * ira-int.h (ira_assert): Always define.
8308 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8310 AVX Programming Reference (December, 2008)
8311 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8312 (_mm256_permute2_pd): Likewise.
8313 (_mm_permute2_ps): Likewise.
8314 (_mm256_permute2_ps): Likewise.
8315 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8316 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8318 * config/i386/i386.c (ix86_builtins): Remove
8319 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8320 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8321 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8322 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8323 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8324 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8325 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8326 __builtin_ia32_vpermil2ps256.
8327 (ix86_init_mmx_sse_builtins): Updated.
8328 (ix86_expand_args_builtin): Likewise.
8330 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8332 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8333 long absolute calls when generating PA 2.0 code.
8335 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8337 PR rtl-optimization/38583
8338 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8340 * params.def (ira-max-conflict-table-size): New.
8342 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8344 * ira.h (ira_conflicts_p): New external definition.
8346 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8347 table. Report this. Return result of building.
8348 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8349 building conflict table.
8351 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8352 (ira_color): Use ira_conflicts_p.
8354 * global.c: Include ira.h.
8355 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8358 * Makefile.in (global.o): Add ira.h.
8360 * ira-build.c (mark_all_loops_for_removal,
8361 propagate_some_info_from_allocno): New.
8362 (remove_unnecessary_allocnos): Call
8363 propagate_some_info_from_allocno.
8364 (remove_low_level_allocnos): New.
8365 (remove_unnecessary_regions): Add parameter. Call
8366 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8367 parameter to remove_unnecessary_regions.
8368 (ira_build): Remove all regions but root if the conflict table was
8369 not built. Update conflict hard regs for allocnos crossing calls.
8371 * ira.c (ira_conflicts_p): New global.
8372 (ira): Define and use ira_conflicts_p.
8374 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8375 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8376 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8378 2009-01-06 Ben Elliston <bje@au.ibm.com>
8380 * gengtype-lex.l (YY_NO_INPUT): Define.
8382 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8385 * c-common.c (handle_vector_size_attribute): Also reject
8388 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8390 PR tree-optimization/38492
8391 * graphite.c (rename_map_elt, debug_rename_elt,
8392 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8393 rename_map_elt_info, eq_rename_map_elts,
8394 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8395 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8396 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8397 (sese_build_livein_liveouts): New.
8398 (new_sese, free_sese): New.
8399 (new_scop): Call new_sese.
8400 (free_scop): Call free_sese.
8401 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8402 (register_old_new_names): Renamed register_old_and_new_names.
8403 (register_scop_liveout_renames, add_loop_exit_phis,
8404 insert_loop_close_phis, struct igp,
8405 default_liveout_before_guard, add_guard_exit_phis,
8406 insert_guard_phis, copy_renames): New.
8407 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8408 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8409 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8410 (scop_adjust_phis_for_liveouts): New.
8411 (gloog): Call scop_adjust_phis_for_liveouts.
8413 * graphite.h (struct sese): Documented. Added fields liveout,
8415 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8416 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8417 (struct scop): Added field liveout_renames.
8418 (SCOP_LIVEOUT_RENAMES): New.
8420 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8422 PR tree-optimization/38510
8423 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8424 (translate_clast): Call recompute_all_dominators before
8426 (gloog): Call recompute_all_dominators before graphite_verify.
8428 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8429 Jan Sjodin <jan.sjodin@amd.com>
8431 PR tree-optimization/38500
8432 * graphite.c (create_sese_edges): Call fix_loop_structure after
8435 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8437 * config.gcc: Add m32r*-*-rtems*.
8438 * config/m32r/rtems.h: New file.
8440 2009-01-05 Ben Elliston <bje@au.ibm.com>
8442 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8443 (.po.pox): Likewise.
8444 (po/gcc.pot): Likewise.
8446 2009-01-04 David S. Miller <davem@davemloft.net>
8448 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8449 (STARTING_FRAME_OFFSET): Always set to zero.
8451 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8453 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8454 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8455 fixed-point types, and vectors of the same.
8457 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8459 * config/mips/sync.md (*mb_barrier): Rename to...
8460 (*memory_barrier): ...this.
8462 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8464 * doc/extend.texi (Function Attributes): Move @cindex after @item
8465 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8466 and put in alphabetical order. Fix 'target' name and put in order.
8467 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8470 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8472 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8473 (memory_barrier): Expand as unspec instead of unspec_volatile.
8474 Remove mem:BLK from insn operands. Use Pmode scratch register.
8475 (*memory_barrier): Define as unspec instead of unspec_volatile.
8476 Use (match_dup 0) as input operand.
8478 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
8479 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
8480 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
8481 scratch register. Remove operand 1.
8482 (*stbar): Define as unspec instead of unspec_volatile.
8483 Use (match_dup 0) as input operand, remove (const_int 8).
8484 (*membar): Define as unspec instead of unspec_volatile.
8485 Use (match_dup 0) as input operand, remove input operand 2.
8487 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
8488 (memory_barrier): Expand as unspec instead of unspec_volatile.
8489 Remove mem:BLK from insn operands. Use Pmode scratch register.
8490 (*memory_barrier): Define as unspec instead of unspec_volatile.
8491 Use (match_dup 0) as input operand.
8493 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
8494 Remove mem:BLK from insn operands. Use Pmode scratch register.
8495 Set volatile flag on operand 0.
8496 (*memory_barrier): New insn pattern.
8498 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
8500 (*memory_barrier): Use (match_dup 0) as input operand.
8502 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
8503 Remove mem:BLK from insn operands. Use Pmode scratch register.
8504 Set volatile flag on operand 0.
8505 (*mb_internal): New insn pattern.
8507 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
8509 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8512 * function.c (struct temp_slot): Move to the section of the file
8513 that deals with temp slots. Remove field 'address'.
8514 (temp_slot_address_table): New hash table of address -> temp slot.
8515 (struct temp_slot_address_entry): New struct, items for the table.
8516 (temp_slot_address_compute_hash, temp_slot_address_hash,
8517 temp_slot_address_eq, insert_temp_slot_address): Support functions
8519 (find_temp_slot_from_address): Rewrite to use the new hash table.
8520 (remove_unused_temp_slot_addresses): Remove addresses of temp
8521 slots that have been made available.
8522 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
8523 worker function for remove_unused_temp_slot_addresses.
8524 (assign_stack_temp_for_type): Don't clear the temp slot address list.
8525 Add the temp slot address to the address -> temp slot map.
8526 (update_temp_slot_address): Update via insert_temp_slot_address.
8527 (free_temp_slots): Call remove_unused_temp_slot_addresses.
8528 (pop_temp_slots): Likewise.
8529 (init_temp_slots): Allocate the address -> temp slot map, or empty
8530 the map if it is already allocated.
8531 (prepare_function_start): Initialize temp slot processing.
8533 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8536 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
8537 Calculate the size of all stack vars assuming no packing of stack
8538 vars will happen, replacing a quadratic algorithm with a linear one.
8540 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8543 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
8546 2009-01-03 Diego Novillo <dnovillo@google.com>
8548 * doc/contrib.texi: Update contributions.
8550 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8553 * builtins.c (fold_builtin_memory_op): Give up if either operand
8554 is volatile. Set srctype or desttype to non-qualified version
8558 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
8561 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
8563 PR rtl-optimization/35805
8564 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
8565 problem if fast dce is able to remove any instructions.
8566 * dce.c (dce_process_block): Fix dump message.
8568 2009-01-02 Mark Mitchell <mark@codesourcery.com>
8571 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
8573 2009-01-02 Jakub Jelinek <jakub@redhat.com>
8576 * tree-flow.h (op_code_prio, op_prio): New prototypes.
8577 * tree-pretty-print.c (op_code_prio): New function.
8578 (op_prio): No longer static. Use op_code_prio.
8579 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
8580 Use op_prio and op_code_prio to determine if () should be
8581 printed around operand(s) or not.
8583 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
8584 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
8585 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
8586 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
8587 pp_character instead of pp_string for single letter printing.
8589 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8591 * doc/extend.texi: Fix '#pragma GCC option' typo.
8593 2009-01-02 Richard Guenther <rguenther@suse.de>
8595 * doc/install.texi (--enable-checking): Mention different
8597 (--enable-stage1-checking): Document.
8599 2009-01-01 Andrew Pinski <pinskia@gmail.com>
8602 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
8603 case to be an error.
8605 2009-01-02 Ben Elliston <bje@au.ibm.com>
8607 * config/fp-bit.h (pack_d): Constify argument.
8608 * config/fp-bit.c (makenan): Constify return type. Remove casts.
8609 (isnan): Constify argument.
8613 (_fpadd_parts): Constify return type.
8614 (_fpmul_parts): Likewise.
8615 (_fpdiv_parts): Likewise.
8617 2009-01-01 Jakub Jelinek <jakub@redhat.com>
8620 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
8621 warn about overwriting initializer with side-effects or
8622 -Woverride-init if !IMPLICIT.
8623 (output_init_element): Likewise. Pass IMPLICIT down to
8625 (process_init_element): Add IMPLICIT argument. Pass it down
8626 to output_init_element.
8627 (push_init_element, pop_init_level, set_designator): Adjust
8628 process_init_element callers.
8629 (set_nonincremental_init, set_nonincremental_init_from_string):
8630 Adjust add_pending_init callers.
8631 (output_pending_init_elements): Adjust output_init_element callers.
8632 * c-tree.h (process_init_element): Adjust prototype.
8633 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
8634 process_init_element callers.
8637 Copyright (C) 2009 Free Software Foundation, Inc.
8639 Copying and distribution of this file, with or without modification,
8640 are permitted in any medium without royalty provided the copyright
8641 notice and this notice are preserved.