1 2009-07-29 Douglas B Rupp <rupp@gnat.com>
3 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
4 correct stack (obvious VMS fix).
6 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9 date, version info if VMS_DEBUGGING_INFO defined.
10 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11 size, date calculating code moved here.
13 2009-07-29 Paul Brook <paul@codesourcery.com>
15 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
18 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
21 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
22 to DImode when generating insq_le insn.
24 2009-07-28 Douglas B Rupp <rupp@gnat.com>
26 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
27 New macro set for VMS_DEBUGGGING_INFO.
28 (AT_string_form): Use it.
30 2009-07-28 DJ Delorie <dj@redhat.com>
32 * config/mep/mep.c (vtext_section): New.
33 (vftext_section): New.
35 (mep_select_section): Add support for functions.
36 (mep_unique_section): Likewise.
37 (mep_asm_init_sections): Likewise.
38 (mep_encode_section_info): Remove it from here.
40 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
42 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
44 * tree.h (TREE_DEPRECATED): Document it is used for types too.
45 (TYPE_VECTOR_OPAQUE): Use default_def_flag
47 2009-07-28 Douglas B Rupp <rupp@gnat.com>
49 * dwarf2out.c (output_file_names): Test new macro
50 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
51 (add_comp_dir_attribute): Likewise.
53 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
55 * config/i386/mingw-w64.h (LINK_SPEC): Add
56 separating space between commands.
58 2009-07-28 Jan Hubicka <jh@suse.cz>
60 PR tree-optimization/40759
61 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
64 2009-07-27 DJ Delorie <dj@redhat.com>
66 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
67 types are dword-aligned.
68 (mep_expand_va_start): Likewise.
70 2009-07-27 Olivier Hainque <hainque@adacore.com>
71 Douglas B Rupp <rupp@gnat.com>
73 * convert.c (convert_to_pointer): Don't assume the target
74 pointer type is POINTER_SIZE long. Fetch its precision instead.
76 2009-07-27 Douglas B Rupp <rupp@gnat.com>
78 * system.h (fopen): Undefine if macro.
80 2009-07-27 Jakub Jelinek <jakub@redhat.com>
82 * dwarf2out.c (output_cfi_p): Removed.
83 (output_cfis): New function.
84 (output_fde): New function, split from output_call_frame_info.
85 (output_call_frame_info): Use it.
86 (dwarf2out_switch_text_section): Use output_cfis.
88 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
90 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
91 TARGET_BI_ARCH is specified without enabling SJLJ.
92 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
93 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
95 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
97 * arm.md (negdi2): Use DImode if forcing a value into a register.
99 2009-07-26 Ira Rosen <irar@il.ibm.com>
101 PR tree-optimization/40801
102 * tree-vect-stmts.c (vectorizable_call): Get previous copy
103 of vector operand from the previous copy of vector statement.
104 Pass the correct definition type value to
105 vect_get_vec_def_for_stmt_copy().
107 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
109 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
110 const char ** conversion.
112 2009-07-25 David Daney <ddaney@caviumnetworks.com>
114 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
115 fancy_abort() if !ENABLE_ASSERT_CHECKING.
116 (gcc_unreachable): Invoke __builtin_unreachable() if
117 !ENABLE_ASSERT_CHECKING.
119 2009-07-25 David Daney <ddaney@caviumnetworks.com>
121 PR rtl-optimization/40445
122 * emit-rtl.c (next_nonnote_insn_bb): New function.
123 * rtl.h (next_nonnote_insn_bb): Declare new function.
124 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
125 with no successors that is the successor of the ENTRY_BLOCK.
126 Continue from the top after removing an empty fallthrough block.
127 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
128 of next_nonnote_insn.
130 2009-07-25 David Daney <ddaney@caviumnetworks.com>
132 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
134 2009-07-25 Martin Jambor <mjambor@suse.cz>
136 * c-common.c (c_common_attribute_table): New element for noclone.
137 (handle_noclone_attribute): New function. Forward-declare.
138 * tree-inline.c (tree_versionable_function_p): Check for noclone
140 * doc/extend.texi (Labels as Values): Document need for noclone.
141 (Function Attributes): Document noclone attribute.
143 2009-07-25 Jakub Jelinek <jakub@redhat.com>
145 PR rtl-optimization/34999
146 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
147 and dw_fde_switched_cold_to_hot fields.
148 (output_cfi_p): New function.
149 (output_call_frame_info): If fde->dw_fde_switched_sections,
150 output 2 FDEs instead of one with corrupted header.
151 (dwarf2out_do_cfi_startproc): New function.
152 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
153 and fde->dw_fde_switched_cold_to_hot.
154 (dwarf2out_switch_text_section): Compute
155 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
156 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
157 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
158 Otherwise, compute fde->dw_fde_switch_cfi.
160 2009-07-24 Cary Coutant <ccoutant@google.com>
162 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
164 2009-07-24 Cary Coutant <ccoutant@google.com>
166 * cfghooks.c (split_block): Copy discriminator to new block.
167 * tree-cfg.c (assign_discriminator): Check location of last
168 instruction in block as well as first.
170 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
172 * config/i386/linux.c: Use fputs or putc instead of fprintf
174 * config/i386/gas.h: Ditto.
175 * config/i386/x86-64.h: Ditto.
176 * config/i386/att.h: Ditto.
178 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
180 * expmed.c (emit_store_flag): Use a recursive call to optimize the
183 2009-07-24 Martin Jambor <mjambor@suse.cz>
185 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
186 (ipa_push_func_to_list_1): Declare.
187 (ipa_push_func_to_list): New function.
189 * ipa-prop.c (ipa_push_func_to_list_1): New function.
190 (ipa_init_func_list): Call ipa_push_func_to_list_1.
191 (ipa_push_func_to_list): Removed.
192 (ipa_pop_func_from_list): Clear node_enqueued flag.
194 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
196 * config/s390/s390.c (override_options): Default
197 max-unrolled-insns to 100 for z10 tuning.
199 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
201 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
202 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
203 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
204 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
205 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
206 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
207 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
209 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
211 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
212 use default set in mingw32.h header.
213 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
214 64-bit /mingw/include path.
215 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
218 2009-07-23 Neil Vachharajani <nvachhar@google.com>
220 PR rtl-optimization/40209
221 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
223 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
225 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
226 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
227 with the rest of string where appropriate. Use fputs or putc
228 instead of fprintf where appropriate.
230 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
231 Pat Haugen <pthaugen@us.ibm.com>
232 Revital Eres <ERES@il.ibm.com>
234 * config/rs6000/vector.md: New file. Move most of the vector
235 expander support here from altivec.md to allow for the VSX vector
236 unit in the future. Add support for secondary_reload patterns.
237 Rewrite the patterns for vector comparison, and vector comparison
238 predicate instructions so that the RTL expresses the desired
239 behavior, instead of using unspec.
241 * config/rs6000/constraints.md ("f" constraint): Use
242 rs6000_constraints to hold the precalculated register class.
243 ("d" constraint): Ditto.
244 ("wd" constraint): New constraint for VSX.
245 ("wf" constraint): Ditto.
246 ("ws" constraint): Ditto.
247 ("wa" constraint): Ditto.
248 ("wZ" constraint): Ditto.
249 ("j" constraint): Ditto.
251 * config/rs6000/predicates.md (vsx_register_operand): New
253 (vfloat_operand): New predicate for vector.md.
254 (vint_operand): Ditto.
255 (vlogical_operand): Ditto.
256 (easy_fp_constant): If VSX, 0.0 is an easy constant.
257 (easy_vector_constant): Add VSX support.
258 (altivec_indexed_or_indirect_operand): New predicate for
259 recognizing Altivec style memory references with AND -16.
261 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
262 for vector secondary reload support.
263 (rs6000_vector_reg_class): Delete, replacing it with
265 (rs6000_vsx_reg_class): Ditto.
266 (rs6000_constraints): New array to hold the register classes of
267 each of the register constraints that can vary at runtime.
268 (builtin_mode_to_type): New static array for builtin function type
270 (builtin_hash_table): New static hash table for builtin function
272 (TARGET_SECONDARY_RELOAD): Define target hook.
273 (TARGET_IRA_COVER_CLASSES): Ditto.
274 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
275 registers are 128 bits if VSX memory reference instructions are used.
276 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
278 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
279 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
280 Print several of the scheduling related parameters.
281 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
282 rs6000_constraints instead of rs6000_vector_reg_class. Move
283 -mdebug=reg code to rs6000_debug_reg_global. Add support for
284 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
285 Altivec. Add VSX support. Setup for secondary reload support on
286 Altivec/VSX registers.
287 (rs6000_override_options): Make power7 set the scheduling groups
288 like the power5. Add support for new debug switches to override
289 the scheduling defaults. Temporarily disable -mcpu=power7 from
290 setting -mvsx. Add support for debug switches -malways-hint,
291 -msched-groups, and -malign-branch-targets.
292 (rs6000_buitlin_conversion): Add support for returning unsigned
293 vector conversion functions to fix regressions due to stricter
295 (rs6000_builtin_mul_widen_even): Ditto.
296 (rs6000_builtin_mul_widen_odd): Ditto.
297 (rs6000_builtin_vec_perm): Ditto.
298 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
299 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
301 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
303 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
304 VSX types for bit operations. Changes to accomidate vector.md.
307 (struct builtin_description_predicates): Rewrite predicate
308 handling so that RTL describes the operation, instead of passing
309 the instruction to be used as a string argument.
310 (bdesc_altivec_preds): Ditto.
311 (altivec_expand_predicate_builtin): Ditto.
312 (altivec_expand_builtin): Ditto.
313 (rs6000_expand_ternop_builtin): Use a switch instead of an if
314 statement for vsldoi support.
315 (altivec_expand_ld_builtin): Change to use new names from vector.md.
316 (altivec_expand_st_builtin): Ditto.
317 (paired_expand_builtin): Whitespace changes.
318 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
319 builtin_mode_to_type table for secondary reload. Call
320 builtin_function_type to build random builtin functions.
321 (altivec_init_builtins): Change to use builtin_function_type to
322 create builtin function types dynamically as we need them.
323 (builtin_hash_function): New support for hashing the tree types
324 for builtin function as we need it, rather than trying to build
325 all of the trees that we need. Add initial preliminary VSX support.
326 (builtin_function_type): Ditto.
327 (builtin_function_eq): Ditto.
328 (builtin_hash_struct): Ditto.
329 (rs6000_init_builtins): Ditto.
330 (rs6000_common_init_builtins): Ditto.
331 (altivec_init_builtins): Ditto.
332 (rs6000_common_init_builtins): Ditto.
333 (enum reload_reg_type): New enum for simplifing reg classes.
334 (rs6000_reload_register_type): Simplify register classes into GPR,
335 Vector, and other registers. Altivec and VSX addresses in reload.
336 (rs6000_secondary_reload_inner): Ditto.
337 (rs6000_ira_cover_classes): New target hook, that returns the
338 appropriate cover classes, based on -mvsx being used or not.
339 (rs6000_secondary_reload_class): Add VSX support.
340 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
341 (get_vsel_insn): Ditto.
342 (rs6000_emit_vector_compare): Rewrite vector conditional support
343 so that where we can, we use RTL operators, instead of blindly use
345 (rs6000_emit_vector_select): Ditto.
346 (rs6000_emit_vector_cond_expr): Ditto.
347 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
348 (create_TOC_reference): Add -mdebug=addr support.
349 (emit_frame_save): VSX loads/stores need register indexed addressing.
351 * config/rs6000/rs6000.md: Include vector.md.
353 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
355 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
356 support for V2DI, V2DF in logical, permute, select operations.
358 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
359 switch for vsx/power7.
360 (-mvsx-scalar-memory): Ditto.
361 (-mvsx-align-128): Ditto.
362 (-mallow-movmisalign): Ditto.
363 (-mallow-df-permute): Ditto.
364 (-msched-groups): Ditto.
365 (-malways-hint): Ditto.
366 (-malign-branch-targets): Ditto.
368 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
370 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
371 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
372 (rs6000_vector_reg_class): Delete.
373 (rs6000_vsx_reg_class): Ditto.
374 (enum rs6000_reg_class_enum): New enum for the constraints that
375 vary based on target switches.
376 (rs6000_constraints): New array to hold the register class for all
377 of the register constraints that vary based on the switches used.
378 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
379 (enum rs6000_builtins): Add unsigned varients for the builtin
380 declarations returned by target hooks for expanding multiplies,
381 select, and permute operations. Add VSX builtins.
382 (enum rs6000_builtin_type_index): Add entries for VSX.
383 (V2DI_type_node): Ditto.
384 (V2DF_type_node): Ditto.
385 (unsigned_V2DI_type_node): Ditto.
386 (bool_long_type_node): Ditto.
387 (intDI_type_internal_node): Ditto.
388 (uintDI_type_internal_node): Ditto.
389 (double_type_internal_node): Ditto.
391 * config/rs6000/altivec.md (whole file): Move all expanders to
392 vector.md from altivec.md. Rename insn matching functions to be
394 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
395 (altivec_vcmp*): Ditto.
396 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
397 (VM): New iterator for moves that includes the VSX types.
398 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
399 (altivec_vperm_<mode>_uns): New, for unsigned types.
400 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
401 (altivec_eq<mode>): Ditto.
402 (altivec_gt<mode>): Ditto.
403 (altivec_gtu<mode>): Ditto.
404 (altivec_eqv4sf): Ditto.
405 (altivec_gev4sf): Ditto.
406 (altivec_gtv4sf): Ditto.
407 (altivec_vcmpbfp_p): Ditto.
409 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
411 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
414 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
417 * config/i386/i386.c (output_387_ffreep): Rewrite to use
418 ASM_SHORT instead of .word.
419 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
420 instead of .word in asm template.
422 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
425 * ira-lives.c (bb_has_abnormal_call_pred): New function.
426 (process_bb_node_lives): Use it.
428 * ira.c (setup_cover_and_important_classes): Don't setup
429 ira_important_class_nums. Add cover classes to the end of
431 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
433 (find_reg_class_closure): Use reorder_important_classes.
435 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
437 * config/i386/i386.c (i386_ira_cover_classes): New function.
438 (TARGET_IRA_COVER_CLASSES): Redefine.
440 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
441 importance of order of cover classes in the array.
443 2009-07-22 Diego Novillo <dnovillo@google.com>
445 * tree-pass.h (TDF_EH): Define.
446 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
447 contains TDF_EH, print the EH region number holding GS.
448 * tree-dump.c (dump_options): Add "eh".
449 * doc/invoke.texi: Document it.
451 2009-07-22 Doug Kwan <dougkwan@google.com>
453 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
455 2009-07-22 Michael Matz <matz@suse.de>
457 PR tree-optimization/35229
458 PR tree-optimization/39300
460 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
461 (inhibit_phi_insertion): New function.
462 (insert_into_preds_of_block): Call it for REFERENCEs.
463 (init_pre): Initialize and finalize scalar evolutions.
464 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
466 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
468 * config/i386/predicates.md (zero_extended_scalar_load_operand):
469 Use CONST_VECTOR_NUNITS to determine number of elements.
471 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
473 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
474 (U, W): Constraints are now deprecated and will be removed if we
476 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
478 ("prefetch"): Add the stcmh instruction for prefetching.
479 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
481 (s390_short_displacement): Return always true if compiling for
482 machines not providing the long displacement facility.
483 (s390_mem_constraint): Support the new constraint letter Z.
484 (s390_check_qrst_address): New function.
486 2009-07-21 DJ Delorie <dj@redhat.com>
488 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
491 2009-07-21 Jason Merrill <jason@redhat.com>
493 * c-common.c (max_tinst_depth): Increase default to 1024.
495 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
497 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
498 (vec_unpacku_float_lo_v4si): Ditto.
500 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
503 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
504 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
505 (builtin_description): Add __builtin_ia32_cvtudq2ps.
506 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
508 2009-07-21 Jakub Jelinek <jakub@redhat.com>
510 PR tree-optimization/40813
511 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
514 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
516 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
517 with a NOP_EXPR if needed.
519 2009-07-21 Paul Brook <paul@codesourcery.com>
521 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
522 Terminate debug dump with newline.
524 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
526 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
527 Cast "1" to unsigned HOST_WIDE_INT.
528 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
529 deposit length to the maximum length - lsb. Extend length if
530 HOST_BITS_PER_WIDE_INT is 32.
532 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
534 * cgraph.h (constant_pool_htab): New function.
535 (constant_descriptor_tree): Move from varasm.c.
536 * varasm.c (constant_pool_htab): New function.
537 (constant_descriptor_tree): Move to cgraph.h.
539 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
541 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
543 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
545 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
548 2009-07-20 Xinliang David Li <davidxl@google.com>
550 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
552 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
554 * config/mips/mips.md (move_type): Add arith.
555 (type): Handle arith.
556 (zero_extendsidi2): Rename this into ...
557 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
558 (zero_extendsidi2): New expander.
559 (*zero_extendsidi2_dext): New pattern.
561 2009-07-20 Nick Clifton <nickc@redhat.com>
563 * config.gcc (mips64-*-*): Add definition of tm_defines in order
564 to set MIPS_ABI_DEFAULT.
565 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
567 2009-07-20 Jakub Jelinek <jakub@redhat.com>
569 * tree-object-size.c (addr_object_size): Handle unions with
570 array in it as last field of structs in __bos (, 1) as __bos (, 0).
572 PR tree-optimization/40792
573 * tree.c (build_function_type_skip_args): Remove bogus assert.
575 2009-07-20 Jan Hubicka <jh@suse.cz>
576 Martin Jambor <mjambor@suse.cz>
578 * cgraph.h (combined_args_to_skip): New field.
579 * cgraph.c (cgraph_create_virtual_clone): Properly handle
580 combined_args_to_skip and args_to_skip.
581 * tree-inline.c (update_clone_info): New function.
582 (tree_function_versioning): Call update_clone_info.
583 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
585 (cgraph_materialize_all_clones): More extensive dumping, working
586 with combined_args_to_skip rather than args_to_skip.
588 2009-07-20 Ira Rosen <irar@il.ibm.com>
590 * tree-vectorizer.h (vectorizable_condition): Add parameters.
591 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
592 (get_initial_def_for_reduction): Likewise.
593 (vectorizable_reduction): Skip the check of first operand in case
594 of COND_EXPR. Add check that it is outer loop vectorization if
595 nested cycle was detected. Call vectorizable_condition() for
596 COND_EXPR. If reduction epilogue cannot be created do not fail for
597 nested cycles (if it is not double reduction). Assert that there
598 is only one type in the loop in case of COND_EXPR. Call
599 vectorizable_condition() to vectorize COND_EXPR.
600 * tree-vect-stmts.c (vectorizable_condition): Update comment.
601 Add parameters. Allow nested cycles if called from
602 vectorizable_reduction(). Use reduction vector variable if provided.
603 (vect_analyze_stmt): Call vectorizable_reduction() before
604 vectorizable_condition().
605 (vect_transform_stmt): Update call to vectorizable_condition().
607 2009-07-20 Christian Bruel <christian.bruel@st.com>
609 * config/sh/sh.opt (-mfmovd): Resurrect and document.
610 * doc/invoke.texi (-mfmovd): Likewise.
611 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
613 2009-07-20 Jan Hubicka <jh@suse.cz>
615 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
616 when handling SSA name.
618 2009-07-19 Jan Hubicka <jh@suse.cz>
620 PR tree-optimization/40676
621 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
622 virtual PHIs in empty BBs.
624 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
626 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
627 re-expanded the compound use gen_lowpart instead to convert to the
630 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
632 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
633 OUTER_CONST arguments.
634 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
635 the new wider mode will be masked off.
636 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
638 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
640 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
641 high-order bits are zero.
643 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
645 * combine.c (simplify_shift_const_1): Split code to determine
647 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
648 new bits shifted in are identical to the old sign bit.
650 2009-07-18 Richard Guenther <rguenther@suse.de>
653 * gimplify.c (gimplify_call_expr): Reject code using results from
654 functions returning void.
656 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
658 * doc/md.texi: Document the new PowerPC "es" constraint.
659 Document that "m" can include automodified addresses on this target,
660 and explain how %U must be used. Extend the "Q" and "Z" documentation
661 to suggest "es" as well as "m".
662 * config/rs6000/constraints.md (es): New memory constraint.
663 (Q, Z): Update strings to match new documentation.
665 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
667 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
668 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
669 * config/rs6000/predicates.md (volatile_mem_operand): Use
670 offsettable_nonstrict_memref_p.
671 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
672 (*floatunssidf2_internal): Likewise.
673 (*fix_truncdfsi2_internal): Likewise.
674 (*fix_trunctfsi2_internal): Likewise.
676 2009-07-17 Anatoly Sokolov <aesok@post.ru>
678 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
680 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
682 2009-07-17 Richard Guenther <rguenther@suse.de>
685 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
686 (pass_warn_unused_result): Likewise.
687 (TODO_set_props): Remove.
688 * omp-low.c (diagnose_omp_structured_block_errors): Change to
690 (pass_diagnose_omp_blocks): Define.
691 * c-decl.c (pop_file_scope): Do not finalize the CU here.
692 (c_gimple_diagnostics_recursively): Remove.
693 (finish_function): Do not call it.
694 (c_write_global_declarations): Continue after errors.
695 Finalize the CU here.
696 * c-gimplify.c (c_genericize): Do not gimplify here.
697 * c-common.c (c_warn_unused_result): Move ...
698 * tree-cfg.c (do_warn_unused_result): ... here.
699 (run_warn_unused_result): New function.
700 (gate_warn_unused_result): New function.
701 (pass_warn_unused_result): New pass.
702 * c-common.h (c_warn_unused_result): Remove.
703 * flags.h (flag_warn_unused_result): Declare.
704 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
705 * opts.c (flag_warn_unused_result): Initialize to false.
706 * toplev.c (compile_file): Add comment.
707 * omp-low.c (create_omp_child_function): Do not register
708 the function with the frontend.
709 (diagnose_omp_structured_block_errors): Prepare to be
710 called as optimization pass.
711 (gate_diagnose_omp_blocks): New function.
712 (pass_diagnose_omp_blocks): New pass.
713 * cgraph.h (cgraph_optimize): Remove.
714 (cgraph_analyze_function): Likewise.
715 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
716 * cgraphunit.c (cgraph_lower_function): Lower nested functions
717 before their parents here.
718 (cgraph_finalize_function): Not here.
719 (cgraph_analyze_function): Gimplify functions here.
720 (cgraph_finalize_compilation_unit): Continue after errors.
721 Optimize the callgraph from here.
722 (cgraph_optimize): Make static.
723 * langhooks.c (write_global_declarations): Finalize the CU.
724 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
725 (gimplify_function_tree): Assert we gimplify only once.
726 Set PROP_gimple_any property.
727 * tree-nested.c (gimplify_all_functions): New function.
728 (lower_nested_functions): Gimplify all nested functions.
729 * gimple.h (diagnose_omp_structured_block_errors): Remove.
730 * passes.c (init_optimization_passes): Add pass_warn_unused_result
731 and pass_diagnose_omp_blocks after gimplification. Do not
732 set TODO_set_props on all_lowering_passes.
733 (execute_one_pass): Do not handle TODO_set_props.
734 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
735 (gimplify.o): Add tree-pass.h dependency.
736 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
737 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
738 (unsave_r): Likewise.
739 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
742 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
744 * doc/service.texi (Service): Restore previously removed link,
745 which isn't broken after all.
747 2009-07-17 Richard Guenther <rguenther@suse.de>
749 PR tree-optimization/40321
750 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
751 PHI nodes to the maximal set.
752 (make_values_for_phi): Add PHI arguments to the maximal set.
753 (execute_pre): Dump PHI_GEN and the maximal set.
755 2009-07-17 Jakub Jelinek <jakub@redhat.com>
758 * gimplify.c (gimplify_conversion): Don't change non-conversions into
761 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
763 * doc/extend.texi (Nested Functions): Replace broken link with
765 * doc/service.texi (Service): Remove broken link.
767 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
770 * builtins.c (expand_builtin_memcmp): Use loc instead of
772 (expand_builtin_strncmp): Likewise.
774 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
775 Manuel López-Ibáñez <manu@gcc.gnu.org>
778 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
779 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
780 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
781 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
782 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
783 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
784 tree-inline.c, c-common.c, c-common.h, gimple.c,
785 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
786 convert.c: Add location argument to fold_{unary,binary,ternary},
787 fold_build[123], build_call_expr, build_size_arg,
788 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
789 fold_build1_initializer, fold_build2_initializer,
790 fold_build3_initializer, fold_build_call_array,
791 fold_build_call_array_initializer, fold_single_bit_test,
792 omit_one_operand, omit_two_operands, invert_truthvalue,
793 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
794 combine_comparisons, fold_builtin_*, fold_call_expr,
795 build_range_check, maybe_fold_offset_to_address, round_up,
798 2009-07-16 Jason Merrill <jason@redhat.com>
801 * c-common.c (c_common_reswords): Add __is_standard_layout
803 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
804 * doc/implement-cxx.texi: New.
805 * doc/gcc.texi: Include it.
807 2009-07-16 DJ Delorie <dj@redhat.com>
809 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
810 compares that may be indirectly affected by previous instructions.
812 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
814 * builtins.c (do_mpc_arg2): New.
815 (fold_builtin_2): Fold builtin cpow.
816 * real.h (HAVE_mpc_pow): New.
818 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
820 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
821 comparison to skip unprofitable schedule
823 2009-07-16 Simon Baldwin <simonb@google.com>
825 * gcc.c (option_map): New flag -no-canonical-prefixes.
826 * (display_help): Print help text for new flag.
827 * (process_command): Move options translation and language specifics
828 and handle new flag early. Use it to set a function pointer to a
829 prefix builder. Replace make_relative_prefix calls with calls to
830 the function pointed to. Ignore new flag in regular options handling.
831 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
833 2009-07-15 DJ Delorie <dj@redhat.com>
835 * config/mep/mep.md (sibcall_internal): Change register to avoid
837 (sibcall_value_internal): Likewise.
839 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
841 PR rtl-optimization/40710
842 * resource.c (mark_target_live_regs): Reset DF problem to LR.
844 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
846 * config/mips/mips.md (*extenddi_truncate<mode>,
847 *extendsi_truncate<mode>): Change type attribute to move_type
848 with shift_shift. Split out code handling exts from here ...
849 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
851 (*extendhi_truncateqi): Change type attribute to move_type with
852 shift_shift. Split out code handling exts from here ...
853 (*extendhi_truncateqi_exts): ... to this new pattern.
855 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
857 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
858 instead of "and" with inverted sign bit mask value. Use
859 "nonimmediate_operand" for operand 1 and operand 2 predicate.
860 Allocate registers only for operand 4 and operand 5.
862 2009-07-15 Jakub Jelinek <jakub@redhat.com>
865 * fold-const.c (fold_cond_expr_with_comparison): When folding
866 < and <= to MIN, make sure the MIN uses the same type as the
867 comparison's operands.
869 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
871 * arm.md (ior_xor): New code iterator.
872 (split for ior/xor with shift and zero-extend): New split pattern.
873 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
875 2009-07-15 Richard Guenther <rguenther@suse.de>
877 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
880 2009-07-15 Richard Guenther <rguenther@suse.de>
883 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
885 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
887 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
888 handle 2.6.30 kernel.
890 2009-07-15 DJ Delorie <dj@redhat.com>
892 * config/mep/mep.md (sibcall_internal): Change register to allow
893 for 24-bit addresses.
894 (sibcall_value_internal): Likewise.
896 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
898 * doc/invoke.texi: Added descriptions of the scheduling heuristics
899 that are enabled/disabled by the flags introduced by a previous patch.
901 2009-07-14 DJ Delorie <dj@redhat.com>
903 * config/mep/mep.md (sibcall_internal): Include non-toggling
905 (sibcall_value_internal): Likewise.
907 2009-07-14 Taras Glek <tglek@mozilla.com>
908 Rafael Espindola <espindola@google.com>
910 * doc/sourcebuild.texi: Document install-plugin target.
911 * configure.ac: Added install-plugin target to language makefiles.
912 * configure: Regenerate.
913 * Makefile.in: (install-plugin): Install more headers,
914 depend on lang.install-plugin.
916 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
918 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
921 2009-07-14 DJ Delorie <dj@redhat.com>
923 * config/mep/mep.c (mep_vliw_jmp_match): New function.
924 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
925 * config/mep/mep.md (sibcall_internal): Change test from
926 mep_vliw_mode_match to mep_vliw_jmp_match.
927 (sibcall_value_internal): Likewise.
929 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
931 * config/i386/sse.md (copysign<mode>3): New expander.
932 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
933 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
934 Use ix86_build_const_vector.
935 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
936 IX86_BUILTIN_CPYSGNPD.
937 (builtin_description): Add __builtin_ia32_copysignps and
938 __builtin_ia32_copysignpd.
939 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
940 and BUILT_IN_COPYSIGNF.
942 2009-07-13 Jason Merrill <jason@redhat.com>
944 * builtins.c (can_trust_pointer_alignment): New fn.
945 (get_pointer_alignment): Factor it out from here.
946 * tree.h: Declare it.
948 2009-07-14 David Edelsohn <edelsohn@gnu.org>
950 * config/rs6000/predicates.md (offsettable_mem_operand): Test
953 2009-07-14 Dodji Seketeli <dodji@redhat.com>
957 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
959 2009-07-14 Richard Guenther <rguenther@suse.de>
960 Andrey Belevantsev <abel@ispras.ru>
963 * cfgexpand.c (partition_stack_vars): Do not bother to update
964 alias information when not optimizing.
966 2009-07-14 Richard Guenther <rguenther@suse.de>
967 Andrey Belevantsev <abel@ispras.ru>
969 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
970 (pt_solution_set): Likewise.
971 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
972 * tree-ssa-structalias.c (pt_solution_set): New function.
973 * final.c (rest_of_clean_state): Free SSA data structures.
974 * print-rtl.c (print_decl_name): Remove.
975 (print_mem_expr): Implement in terms of print_generic_expr.
976 * alias.c (ao_ref_from_mem): New function.
977 (rtx_refs_may_alias_p): Likewise.
978 (true_dependence): Query alias-export info.
979 (canon_true_dependence): Likewise.
980 (write_dependence_p): Likewise.
981 * tree-dfa.c (get_ref_base_and_extent): For void types leave
983 * emit-rtl.c (component_ref_for_mem_expr): Remove.
984 (mem_expr_equal_p): Use operand_equal_p.
985 (set_mem_attributes_minus_bitpos): Do not use
986 component_ref_for_mem_expr.
987 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
988 (update_alias_info_with_stack_vars): Likewise.
989 (partition_stack_vars): Call update_alias_info_with_stack_vars.
990 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
991 explicitly nor clear stmt operands.
992 Free the decl-to-pointer map.
993 * tree-optimize.c (execute_free_datastructures): Do not free
994 SSA data structures here.
995 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
996 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
997 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
999 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1001 2009-07-13 DJ Delorie <dj@redhat.com>
1003 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1004 unrolling at the right iteration count.
1006 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1009 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1011 * haifa-sched.c (rank_for_schedule): Introduced flags to
1012 enable/disable individual scheduling heuristics.
1013 * common.opt: Introduced flags to enable/disable individual
1014 heuristics in the scheduler.
1015 * doc/invoke.texi: Introduced flags to enable/disable individual
1016 heuristics in the scheduler.
1018 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1020 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1021 config/i386/mingw-tls.c.
1022 * config/i386/mingw-tls.c: Removed.
1024 2009-07-13 Ira Rosen <irar@il.ibm.com>
1026 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1027 checks access only relevant statements.
1028 (vectorizable_reduction): Likewise.
1030 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1032 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1033 just for 32-bit case.
1035 2009-07-12 Jan Hubicka <jh@suse.cz>
1037 PR tree-optimization/40585
1038 * except.c (expand_resx_expr): When there already is resume
1039 instruction, produce linked list.
1040 (build_post_landing_pads): Assert that resume is empty.
1041 (connect_post_landing_pads): Handle resume lists.
1042 (dump_eh_tree): Dump resume list.
1044 2009-07-12 Ira Rosen <irar@il.ibm.com>
1046 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1047 with additional argument.
1048 * tree-vectorizer.h (enum vect_def_type): Add
1049 vect_double_reduction_def.
1050 (vect_is_simple_reduction): Add argument.
1051 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1053 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1054 vect_is_simple_reduction with additional argument.
1055 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1057 (reduction_code_for_scalar_code): Handle additional codes by
1058 returning ERROR_MARK for them. Fix comment and indentation.
1059 (vect_is_simple_reduction): Fix comment, add argument to specify
1060 double reduction. Detect double reduction.
1061 (get_initial_def_for_induction): Fix indentation.
1062 (get_initial_def_for_reduction): Fix comment and indentation.
1063 Handle double reduction. Create initial definitions that do not
1064 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1065 (vect_create_epilog_for_reduction): Fix comment, add argument to
1066 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1067 epilogue result extraction. Create double reduction phi node and
1068 replace relevant uses.
1069 (vectorizable_reduction): Call vect_is_simple_reduction with
1070 additional argument. Fix indentation. Update epilogue code treatment
1071 according to the changes in reduction_code_for_scalar_code. Check
1072 for double reduction. Call vect_create_epilog_for_reduction with
1073 additional argument.
1074 * tree-vect-stmts.c (process_use): Handle double reduction, update
1076 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1077 (vect_get_vec_def_for_operand): Likewise.
1079 2009-07-12 Danny Smith <dansmister@gmail.com>
1081 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1082 dllexport if !TREE_PUBLIC.
1083 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1085 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1087 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1088 (avr_extra_arch_macro) Remove declatation.
1089 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1090 (avr_extra_arch_macro) Declare as static.
1091 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1093 2009-07-11 Jan Hubicka <jh@suse.cz>
1096 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1098 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1101 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1102 cold_in_std_section bits.
1103 (dwarf2out_begin_prologue): Initialize them.
1104 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1105 if already covered by text_section or cold_text_section range.
1107 PR rtl-optimization/40667
1108 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1109 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1110 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1111 * config/i386/i386.c (ix86_minimum_alignment): New function.
1112 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1113 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1114 * emit-rtl.c (gen_reg_rtx): Likewise.
1115 * function.c (assign_parms): Likewise. If nominal_type needs
1116 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1117 rather than passed_type's alignment.
1120 * function.c (assign_parm_setup_stack): Adjust
1121 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1122 from nominal_mode on big endian.
1124 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1126 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1128 2009-07-10 DJ Delorie <dj@redhat.com>
1130 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1132 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1134 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1136 (thumb2_cbnz): Likewise.
1138 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1141 * config.gcc (supported_defaults): Add synci.
1142 (with_synci): Add validation.
1143 (all_defaults): Add synci.
1144 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1147 * config/mips/mips.opt (msynci): New option.
1148 * config/mips/mips.c (mips_override_options): Warn on use of
1149 -msynci for targets that do now support it.
1150 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1152 * gcc/doc/invoke.texi (-msynci): Document the new option.
1153 * doc/install.texi (--with-synci): Document the new option.
1155 2009-07-10 Richard Guenther <rguenther@suse.de>
1157 PR tree-optimization/40496
1158 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1159 the PHI result with a compatible type.
1161 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1165 * c.opt (Wunused-result): New.
1166 * doc/invoke.texi: Document it.
1167 * c-common.c (c_warn_unused_result): Use it.
1169 2009-07-09 DJ Delorie <dj@redhat.com>
1171 * targhooks.c (default_target_can_inline_p): Rename from
1172 default_target_option_can_inline_p.
1173 * targhooks.h (default_target_can_inline_p): Likewise.
1174 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1175 TARGET_OPTION_CAN_INLINE_P.
1176 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1177 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1178 (mep_target_can_inline_p): Rename from
1179 mep_target_option_can_inline_p.
1182 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1183 registers used to pass vectors.
1185 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1187 2009-07-09 Tom Tromey <tromey@redhat.com>
1189 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1190 * config/mmix/mmix.c: Include dwarf2.h.
1191 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1192 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1193 * config/sh/sh.c: Include dwarf2.h.
1194 * config/i386/i386.c: Include dwarf2.h.
1195 * Makefile.in (DWARF2_H): Remove 'elf'.
1196 * except.c: Include dwarf2.h.
1197 * unwind-dw2.c: Include dwarf2.h.
1198 * dwarf2out.c: Include dwarf2.h.
1199 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1200 * unwind-dw2-fde.c: Include dwarf2.h.
1201 * dwarf2asm.c: Include dwarf2.h.
1203 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1205 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1206 (max_issue): Use it.
1207 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1209 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1210 (region_sched_info): Update.
1211 * sched-ebb.c (ebb_sched_info): Update.
1212 * modulo-sched.c (sms_sched_info): Update.
1213 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1215 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1217 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1219 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1221 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1223 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1226 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1227 arg1 with arg01 if arg1 is already INTEGER_CST.
1229 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1231 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1232 Transform (and (truncate)) into (truncate (and)).
1234 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1236 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1237 creating LHS paradoxical subregs. Fix surrounding returns to
1238 use NULL_RTX rather than 0.
1240 2009-07-08 DJ Delorie <dj@redhat.com>
1242 * config/mep/mep.c: (mep_option_can_inline_p): New.
1243 (TARGET_OPTION_CAN_INLINE_P): Define.
1245 2009-07-08 Mark Wielaard <mjw@redhat.com>
1248 * dwarf2out.c (add_data_member_location_attribute): When we have
1249 only a constant offset don't emit a new location description using
1250 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1253 2009-07-08 Richard Henderson <rth@redhat.com>
1256 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1257 (enum reg_class): Add CLOBBERED_REGS.
1258 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1259 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1260 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1261 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1262 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1263 force 64-bit sibcalls into R11.
1264 * config/i386/constraints.md (U): New constraint.
1265 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1266 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1267 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1269 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1271 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1273 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1274 * ebitmap.h (dump_ebitmap): Ditto.
1275 * optabs.h (optab_libfunc): Ditto.
1276 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1277 * tree-flow.h (vect_can_force_dr_alignment_p,
1278 get_vectype_for_scalar_type): Ditto.
1279 (vectorize_loops): Move prototype to ...
1280 * tree-vectorizer.h: ... here. Also, adjust comment.
1281 (vect_set_verbosity_level): Remove duplicate prototype.
1282 * tree-ssa-loop.c: Include tree-vectorizer.h.
1283 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1285 2009-07-08 Nick Clifton <nickc@redhat.com>
1287 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1290 2009-07-08 DJ Delorie <dj@redhat.com>
1292 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1293 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1294 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1296 * config/mep/intrinsics.md: Regenerated.
1297 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1298 registers when asm() or calls are detected.
1300 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1303 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1305 * gimple (gimple_build_call_from_tree): Likewise.
1306 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1307 no_warning flag before warning.
1309 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1311 * tree.c (set_expr_locus): Remove.
1312 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1313 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1315 * gimplify.c (internal_get_tmp_var): Likewise.
1316 (gimplify_call_expr): Likewise.
1317 (gimplify_one_sizepos): Likewise.
1319 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1322 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1323 to variables for debugging purposes.
1325 2009-06-23 Mark Loeser <mark@halcy0n.com>
1328 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1330 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1332 * pretty-print.c (pp_base_format): Remove %J.
1333 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1334 gcc_cxxdiag_char_table): Likewise.
1335 (init_dynamic_diag_info): Likewise.
1337 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1339 * pretty-print.c (pp_base_format): Remove %H.
1340 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1341 gcc_cxxdiag_char_table): Likewise.
1342 (init_dynamic_diag_info): Likewise.
1343 * config/mep/mep.c (mep_select_section): Likewise.
1345 2009-07-07 Duncan Sands <baldrick@free.fr>
1347 * final.c (pass_clean_state): Give the pass a name.
1348 * passes.c (pass_rest_of_compilation): Likewise.
1349 * tree-optimize.c (pass_all_optimizations): Likewise.
1351 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1353 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1354 an extra 'decl' for error_at.
1356 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1359 * tree-tailcall.c (adjust_return_value_with_ops,
1360 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1361 if it has complex or vector type.
1363 2009-07-07 Olivier Hainque <hainque@adacore.com>
1365 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1368 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1370 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1372 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1374 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1375 * c-decl.c: Likewise.
1376 * function.c: Likewise.
1377 * varasm.c: Likewise.
1378 * tree-ssa.c: Likewise.
1379 * c-common.c: Likewise.
1380 * tree-cfg.c: Likewise.
1381 * config/spu/spu.c: Likewise.
1382 * config/ia64/ia64.c: Likewise.
1383 * config/v850/v850.c: Likewise.
1385 2009-07-06 DJ Delorie <dj@redhat.com>
1387 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1388 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1389 unspecified accesses to control registers.
1390 * config/mep/intrinsics.md: Regenerate.
1391 * config/mep/intrinsics.h: Regenerate.
1392 * config/mep/mep-intrin.h: Regenerate.
1394 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1396 * c-lex.c: Replace %H by an explicit location. Update all calls.
1397 * c-common.c: Likewise.
1398 * c-decl.c: Likewise.
1399 * c-typeck.c: Likewise.
1400 * fold-const.c: Likewise.
1401 * gimplify.c: Likewise.
1403 * tree-cfg.c: Likewise.
1404 * tree-ssa-loop-niter.c: Likewise.
1405 * tree-vrp.c: Likewise.
1406 * value-prof.c: Likewise.
1408 2009-07-06 Diego Novillo <dnovillo@google.com>
1410 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1411 if it has one. Handle cases where VAR does not have an
1412 annotation or cfun is NULL.
1414 2009-07-06 Diego Novillo <dnovillo@google.com>
1416 * tree.c: Include debug.h.
1417 (initialize_tree_contains_struct): New.
1418 (init_ttree): Call it.
1419 (tree_node_structure_for_code): Factor out of ...
1420 (tree_node_structure): ... here.
1421 * treestruct.def (TS_PHI_NODE): Remove.
1422 (TS_GIMPLE_STATEMENT): Remove.
1424 2009-07-06 Diego Novillo <dnovillo@google.com>
1426 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1427 (debug_tree_chain): Handle cycles.
1429 2009-07-06 Nick Clifton <nickc@redhat.com>
1430 DJ Delorie <dj@redhat.com>
1432 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1433 __FMOVD_ENABLED__ is defined.
1435 (TARGET_FMOVD): Provide a default definition.
1436 (MASK_FMOVD): Likewise.
1437 (TARGET_CPU_CPP_BUILTINS): Define
1438 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1439 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1440 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1441 (split for DF load from memory into register): Also handle
1442 MEMs which consist of REG+DISP addressing.
1443 (split for DF store from register to memory): Likewise.
1444 (movsf_ie): Always use single fp_mode.
1445 * config/sh/sh.c (sh_override_options): Do not automatically
1446 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1447 that to the -mfmovd command line switch.
1448 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1449 (fldi_ok): Always allow.
1450 * config/sh/sh.opt (mfmovd): Remove this switch.
1451 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1453 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1454 Kaz Kojima <kkojima@gcc.gnu.org>
1456 PR rtl-optimization/30807
1457 * postreload.c (reload_combine): For every new use of REG_SUM,
1458 record the use of BASE.
1460 2009-07-06 Jan Hubicka <jh@suse.cz>
1462 * params.def: Revert my accidental commit at 2009-06-30.
1464 2009-07-04 Ian Lance Taylor <iant@google.com>
1467 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1469 (mingw_format_attribute_overrides): Likewise.
1471 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1474 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1475 don't check cfa.reg. Instead of cfa.indirect use
1476 fde && fde->drap_reg != INVALID_REGNUM test.
1478 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1480 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1482 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1485 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1487 2009-07-03 Richard Guenther <rguenther@suse.de>
1489 PR tree-optimization/40640
1490 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1493 2009-07-03 Jan Hubicka <jh@suse.cz>
1495 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1496 for size, reduce amount of inlining.
1498 2009-07-03 Richard Guenther <rguenther@suse.de>
1501 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1502 if t +- x is known to not overflow and the conversion widens the
1504 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1506 2009-07-03 Jan Hubicka <jh@suse.cz>
1508 * ipa-pure-const.c (analyze): Update loop optimizer init.
1509 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1510 try_remove_empty_loop, remove_empty_loops): Remove.
1511 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1512 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1513 to mark regular loops as neccesary.
1514 (degenerate_phi_p): New function.
1515 (propagate_necessity, remove_dead_phis): Use it.
1516 (forward_edge_to_pdom): Likewise.
1517 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1518 virtual PHI nodes that became unreachable.
1519 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1520 * tree-flow.h (remove_empty_loops): Remove.
1521 * passes.c (init_optimization_passes): Remove.
1523 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1526 can_create_pseudo_p.
1527 (*fix_trunc<mode>_i387_1): Ditto.
1528 (*floathi<mode>2_1): Ditto.
1529 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1530 (*fistdi2_1): Ditto.
1531 (*fist<mode>2_1): Ditto.
1532 (frndintxf2_floor): Ditto.
1533 (*fist<mode>2_floor_1): Ditto.
1534 (frndintxf2_ceil): Ditto.
1535 (*fist<mode>2_ceil_1): Ditto.
1536 (frndintxf2_trunc): Ditto.
1537 (frndintxf2_mask_pm): Ditto.
1538 (fxam<mode>2_i387_with_temp): Ditto.
1539 * config/i386/sse.md (mulv16qi3): Ditto.
1540 (*sse2_mulv4si3): Ditto.
1542 (sse4_2_pcmpestr): Ditto.
1543 (sse4_2_pcmpistr): Ditto.
1545 2009-07-03 Jan Hubicka <jh@suse.cz>
1547 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1548 (mark_stmt_necessary): Set it.
1549 (mark_operand_necessary): Set it.
1550 (mark_control_dependent_edges_necessary): Set it.
1551 (mark_virtual_phi_result_for_renaming): New function.
1552 (get_live_post_dom): New function.
1553 (forward_edge_to_pdom): New function.
1554 (remove_dead_stmt): Fix handling of control dependences.
1555 (tree_dce_init): Init new bitmap.
1556 (tree_dce_done): Free it.
1558 2009-07-02 Richard Guenther <rguenther@suse.de>
1561 * tree-ssa-structalias.c (new_var_info): Initialize
1564 2009-07-02 Jan Hubicka <jh@suse.cz>
1566 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1569 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1571 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1572 instead of recomputing it. Adjust calls.
1573 (emit_store_flag): Adjust recursive calls.
1575 2009-07-02 Richard Guenther <rguenther@suse.de>
1577 * tree-ssa-live.c (remove_unused_locals): Do not remove
1579 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1580 of DECL_EXTERNAL for HEAP variables.
1581 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1582 HEAP variables. Do not adjust RESTRICT vars.
1583 (find_what_var_points_to): Nobody cares if something
1586 2009-07-02 Ben Elliston <bje@au.ibm.com>
1588 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1589 pc_low and pc_high declarations to the top of the function.
1591 2009-07-01 DJ Delorie <dj@redhat.com>
1593 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1595 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1596 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1597 unspecified accesses to control registers.
1598 * config/mep/intrinsics.md: Regenerate.
1599 * config/mep/intrinsics.h: Regenerate.
1600 * config/mep/mep-intrin.h: Regenerate.
1602 2009-07-01 Anthony Green <green@moxielogic.com>
1604 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1605 instruction when possible.
1606 (moxie_expand_prologue): Ditto. Also, save an instruction and
1607 some complexity by popping off of $r12 instead of $sp.
1608 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1611 2009-07-01 Richard Henderson <rth@redhat.com>
1614 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1615 contained no insns, reposition note before last insn.
1617 2009-07-01 Richard Henderson <rth@redhat.com>
1620 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1621 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1623 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1626 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1627 darwin9 for printing reg addresses with %y.
1629 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1631 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1632 truncation from operands in binary operations.
1634 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1637 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1638 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1639 subreg of op0 to the original op0.
1641 * expmed.c (store_bit_field_1): Use a temporary as the destination
1642 instead of a paradoxical subreg when we need to truncate the result.
1644 2009-07-01 DJ Delorie <dj@redhat.com>
1646 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1647 names to VLIW variants.
1648 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1649 * config/mep/intrinsics.md: Regenerate.
1650 * config/mep/intrinsics.h: Regenerate.
1651 * config/mep/mep-intrin.h: Regenerate.
1653 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1656 * jump.c (returnjump_p): Revert last patch.
1657 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1659 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1662 * pa.md (casesi32p): Use jump table label to determine the offset
1664 (casesi64p): Likewise.
1666 * pa.c (forward_branch_p): Return bool type. Use instruction
1667 addresses when available. Assert that INSN has a jump label.
1668 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1671 2009-07-01 Richard Guenther <rguenther@suse.de>
1673 PR tree-optimization/19831
1674 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1675 that only act as barriers do not make any previous stores necessary.
1676 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1677 HEAP variables global, do not add a constraint from nonlocal.
1678 (find_func_aliases): Handle escapes through return statements.
1679 (compute_points_to_sets): Make escaped HEAP variables global.
1681 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1684 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1685 after reducing a DImode cstore to SImode.
1687 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1689 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1690 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1692 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1694 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1695 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1697 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1698 and umod_optab if TARGET_BSD_DIVMOD.
1699 * config/vax/lib1funcs.asm: New file.
1700 * config/vax/t-linux: New file.
1701 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1703 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1706 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1707 to type arguments that have void type.
1710 * dwarf2out.c (gen_formal_parameter_die): Call
1711 equate_decl_number_to_die if node is different from origin.
1713 2009-06-30 Anthony Green <green@moxielogic.com>
1715 Clean up moxie port for --enable-build-with-cxx.
1716 * config/moxie/moxie.c (moxie_function_value): First two
1717 parameters are const_tree, not tree.
1718 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1719 (REG_CLASS_NAMES): Ditto.
1720 (REGNO_REG_CLASS): Ditto.
1721 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1722 (moxie_function_value): Fix constyness of arguments.
1724 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1726 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1727 finalize_size_functions before further processing.
1728 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1729 (variable_size): Call self_referential_size on size expressions
1730 that contain a PLACEHOLDER_EXPR.
1731 (size_functions): New static variable.
1732 (copy_self_referential_tree_r): New static function.
1733 (self_referential_size): Likewise.
1734 (finalize_size_functions): New global function.
1735 * tree.c: Include tree-inline.h.
1736 (push_without_duplicates): New static function.
1737 (find_placeholder_in_expr): New global function.
1738 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1740 <tcc_expression>: Likewise.
1741 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1742 the call in the expression.
1743 * tree.h (finalize_size_functions): Declare.
1744 (find_placeholder_in_expr): Likewise.
1745 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1746 (substitute_placeholder_in_expr): Update comment.
1747 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1749 (copy_tree_body_r): Likewise.
1750 (copy_tree_body): New static function.
1751 (maybe_inline_call_in_expr): New global function.
1752 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1753 (maybe_inline_call_in_expr): Declare.
1754 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1755 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1758 2009-06-30 Richard Guenther <rguenther@suse.de>
1760 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1762 (propagate_necessity): Do not mark reaching defs of stores
1765 2009-06-30 Jan Hubicka <jh@suse.cz>
1767 * cfgloopanal.c (check_irred): Move into ...
1768 (mark_irreducible_loops): ... here; return true if ireducible
1770 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1771 (analyze_function): Try to prove loop finiteness.
1772 * cfgloop.h (mark_irreducible_loops): Update prototype.
1773 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1775 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1777 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1779 2009-06-30 Ira Rosen <irar@il.ibm.com>
1781 PR tree-optimization/40542
1782 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1785 2009-06-30 Martin Jambor <mjambor@suse.cz>
1787 PR tree-optimization/40582
1788 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1789 than useless_type_conversion_p.
1790 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1793 2009-06-30 Martin Jambor <mjambor@suse.cz>
1796 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1798 2009-06-30 Richard Guenther <rguenther@suse.de>
1800 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1801 use ao_ref references.
1802 (walk_aliased_vdefs): Likewise.
1803 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1804 * tree-ssa-dce.c (struct ref_data): Remove.
1805 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1806 (mark_aliased_reaching_defs_necessary): Adjust.
1807 (mark_all_reaching_defs_necessary_1): Likewise.
1809 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1812 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1813 (emit_store_flag_1): Extract from emit_store_flag, adjust
1814 calls to (what now is) emit_cstore.
1815 (emit_store_flag): Call emit_store_flag_1 and also use it
1816 for what used to be recursive calls.
1818 2009-06-30 Wei Guozhi <carrot@google.com>
1821 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1822 if the target bb post dominates from bb.
1823 * config/i386/i386.c (memory_address_length): Check existence of base
1824 register before using it.
1826 2009-06-30 Nick Clifton <nickc@redhat.com>
1827 DJ Delorie <dj@redhat.com>
1829 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1830 __FMOVD_ENABLED__ is defined.
1832 (TARGET_FMOVD): Provide a default definition.
1833 (MASK_FMOVD): Likewise.
1834 (TARGET_CPU_CPP_BUILTINS): Define
1835 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1836 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1837 two fmov instructions depending upon whether TARGET_FMOVD is
1839 (split for DF load from memory into register): Also handle
1840 MEMs which consist of REG+DISP addressing.
1841 (split for DF store from register to memory): Likewise.
1842 * config/sh/sh.opt (mfmovd): Remove this switch.
1843 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1844 * config/sh/sh.c (sh_override_options): Do not automatically
1845 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1846 that to the -mfmovd command line switch.
1848 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1850 (fldi_ok): Always allow.
1851 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1853 2009-06-29 DJ Delorie <dj@redhat.com>
1855 * doc/install.texi (mep-x-elf): Correct chip's full name.
1857 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1859 * doc/extend.texi: Fix typo.
1861 2009-06-29 Tom Tromey <tromey@redhat.com>
1864 * Makefile.in (DWARF2_H): New variable.
1866 (dwarf2out.o): Likewise.
1867 (dwarf2asm.o): Likewise.
1868 * config/i386/t-i386: Use DWARF2_H.
1869 * except.c: Include elf/dwarf2.h.
1870 * unwind-dw2.c: Include elf/dwarf2.h.
1871 * dwarf2out.c: Include elf/dwarf2.h.
1872 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1873 <dtprel>: New field.
1874 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1875 (size_of_loc_descr): Likewise.
1876 (output_loc_operands_raw): Likewise.
1877 (output_loc_operands): Handle new dtprel field.
1878 (loc_checksum): Update.
1879 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1880 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1881 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1882 * dwarf2asm.c: Include elf/dwarf2.h.
1883 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1884 * config/mmix/mmix.c: Include elf/dwarf2.h.
1885 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1886 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1887 * config/sh/sh.c: Include elf/dwarf2.h.
1888 * config/i386/i386.c: Include elf/dwarf2.h.
1890 2009-06-29 DJ Delorie <dj@redhat.com>
1892 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1894 * doc/extend.texi: Add MeP attributes and pragmas.
1895 * doc/invoke.text: Add MeP Options.
1896 * doc/contrib.texi: Add MeP contribution.
1897 * doc/md.texi: Add MeP constraints.
1898 * doc/install.texi: Add MeP target.
1900 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1902 * target.h (struct gcc_target): Add frame_pointer_required field.
1903 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1904 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1905 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1907 * reload1.c (update_eliminables): (Ditto.).
1908 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1909 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1910 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1912 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1914 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1915 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1916 (arm_frame_pointer_required): New function.
1918 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1919 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1920 (avr_frame_pointer_required_p): Declare as static.
1921 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1923 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1924 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1925 (bfin_frame_pointer_required): Make as static, change return type
1927 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1929 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1930 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1931 (cris_frame_pointer_required): New function.
1933 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1935 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1936 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1937 (fr30_frame_pointer_required): New function.
1939 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1940 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1941 (frv_frame_pointer_required): Make as static, change return type
1943 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1945 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1946 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1947 (ix86_frame_pointer_required): Make as static, change return type to
1949 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1951 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1952 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1954 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1956 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1958 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1960 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1961 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1962 (mips_frame_pointer_required): Make as static.
1963 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1965 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1966 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1967 (mmix_frame_pointer_required): Mew function.
1969 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1970 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1972 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1974 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1976 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1978 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1979 (CAN_ELIMINATE): Redefine.
1980 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1981 (sparc_frame_pointer_required): New function.
1982 (sparc_can_eliminate): New function.
1983 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1985 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1986 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1988 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1989 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1990 (xtensa_frame_pointer_required): Make as static, change return type
1992 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1995 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1997 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1998 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1999 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2000 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2001 (register_callback): Handle PLUGIN_START_UNIT.
2002 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2004 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2006 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2008 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2009 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2011 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2013 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2016 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2018 * doc/extend.texi (Additional Floating Types): __float128 is also
2019 supported on i386 targets.
2021 2009-06-29 Richard Guenther <rguenther@suse.de>
2024 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2026 (pt_solutions_same_restrict_base): Declare.
2027 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2029 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2030 (make_constraint_from, make_copy_constraint): Move earlier.
2031 (make_constraint_from_heapvar): New function.
2032 (make_constraint_from_restrict): Likewise.
2033 (handle_lhs_call): Use it.
2034 (find_func_aliases): Use it to track conversions to restrict
2036 (struct fieldoff): Add only_restrict_pointers flag.
2037 (push_fields_onto_fieldstack): Initialize it.
2038 (create_variable_info_for): Track global restrict qualified pointers.
2039 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2040 Track restrict qualified pointer arguments.
2041 (set_uids_in_ptset): Use varinfo is_global_var flag.
2042 (find_what_var_points_to): Set the vars_contains_restrict flag.
2043 Always create the points-to solution for sets including restrict tags.
2044 (pt_solutions_same_restrict_base): New function.
2045 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2046 qualified pointers use pt_solutions_same_restrict_base as
2047 additional source for disambiguation.
2049 2009-06-29 Richard Guenther <rguenther@suse.de>
2052 * alias.c (find_base_decl): Remove.
2053 (get_deref_alias_set_1): Remove restrict handling.
2054 * c-common.c (c_apply_type_quals_to_decl): Do not set
2055 DECL_POINTER_ALIAS_SET.
2056 * gimplify.c (find_single_pointer_decl_1): Remove.
2057 (find_single_pointer_decl): Likewise.
2058 (internal_get_tmp_var): Remove restrict handling.
2059 (gimple_regimplify_operands): Likewise.
2060 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2061 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2062 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2063 * tree.c (restrict_base_for_decl): Remove.
2064 (init_ttree): Do not allocate it.
2065 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2066 LABEL_DECL_UID for label decls.
2067 (copy_node_stat): Do not copy restrict information.
2068 (decl_restrict_base_lookup): Remove.
2069 (decl_restrict_base_insert): Likewise.
2070 (print_restrict_base_statistics): Likewise.
2071 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2072 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2073 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2074 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2075 (LABEL_DECL_UID): Adjust.
2076 (DECL_BASED_ON_RESTRICT_P): Remove.
2077 (DECL_GET_RESTRICT_BASE): Likewise.
2078 (SET_DECL_RESTRICT_BASE): Likewise.
2079 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2081 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2082 instead of DECL_POINTER_ALIAS_SET.
2083 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2084 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2085 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2087 2009-06-29 Richard Guenther <rguenther@suse.de>
2089 PR tree-optimization/40579
2090 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2091 the IL to simplify has constants that overflowed.
2093 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2095 PR tree-optimization/40550
2096 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2097 vector_compute_type only when the size of vector_compute_type is
2098 less than the size of type.
2100 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2102 * fold-const.c (contains_label_1): Fix comments.
2103 (contains_label_p): Do not walk trees multiple time.
2105 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2107 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2108 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2109 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2110 ix86_fp_comparison_operator.
2111 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2112 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2113 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2114 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2115 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2116 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2117 (related splits): Change predicate to ix86_fp_comparison_operator.
2118 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2119 instead of ix86_fp_comparison_codes.
2120 (ix86_trivial_fp_comparison_operator,
2121 ix86_fp_comparison_operator): New.
2122 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2123 (ix86_expand_compare): Eliminate last two parameters.
2124 (ix86_fp_jump_nontrivial_p): Kill.
2125 * config/i386/i386.c (put_condition_code): Eliminate call to
2126 ix86_fp_comparison_codes and subsequent assertion.
2127 (ix86_fp_comparison_codes): Eliminate.
2128 (ix86_fp_swap_condition): New.
2129 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2130 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2131 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2132 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2133 and ix86_fp_swap_condition.
2134 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2135 Use ix86_fp_comparison_strategy.
2136 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2137 (ix86_fp_jump_nontrivial_p): Eliminate.
2138 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2139 call to ix86_expand_compare.
2140 (ix86_split_fp_branch, ix86_expand_setcc,
2141 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2142 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2144 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2146 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2147 related to jump_clobbers.
2148 * config/arm/arm.md (conds): Remove jump_clob case.
2149 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2150 splits): Change comparison_operator to arm_comparison_operator.
2151 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2154 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2156 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2157 condition for floating point modes.
2158 * expmed.c (emit_store_flag_1): Move here a bigger part
2160 (emit_store_flag): Try swapping the condition for floating point
2162 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2164 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2166 * expr.c (expand_expr_real_1): Just use do_store_flag.
2167 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2168 emit_store_flag_force.
2169 * expmed.c (emit_store_flag_force): Copy here trick
2170 previously in expand_expr_real_1. Try reversing the comparison.
2171 (emit_store_flag_1): Work if target is NULL.
2172 (emit_store_flag): Work if target is NULL, using the result mode
2173 from the comparison. Use split_comparison, restructure final part
2174 to simplify conditionals.
2176 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2178 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2179 * dojump.c (do_jump): Change handling of floating-point
2180 ops to use just do_compare_and_jump.
2181 (split_comparison): New.
2182 (do_compare_rtx_and_jump): Add here logic coming previously
2183 in do_jump, using split_comparison.
2185 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2188 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2190 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2192 * tree-ssa-alias.c: Fix unintentional commit.
2194 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2196 * passes.c (execute_one_pass): Fix unintentional commit.
2198 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2200 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2201 (df_rd_local_compute, df_md_local_compute): Inline them.
2203 (df_md_scratch): New.
2204 (df_md_alloc, df_md_free): Allocate/free it.
2205 (df_md_local_compute): Only include live registers in init.
2206 (df_md_transfer_function): Prune the in-set computed by
2207 the confluence function, and the gen-set too.
2209 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2211 PR rtl-optimization/26854
2212 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2213 * df-problems.c (df_rd_add_problem): Fix comment.
2214 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2215 df_md_simulate_artificial_defs_at_top,
2216 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2217 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2218 df_md_transfer_function, df_md_init, df_md_confluence_0,
2219 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2220 problem_MD, df_md_add_problem): New.
2221 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2222 df_md_get_bb_info): New.
2223 (DF_LAST_PROBLEM_PLUS1): Adjust.
2225 * Makefile.in (fwprop.o): Include domwalk.h.
2226 * fwprop.c: Include domwalk.h.
2227 (reg_defs, reg_defs_stack): New.
2228 (bitmap_only_bit_between): Remove.
2229 (process_defs): New.
2230 (process_uses): Use reg_defs and local_md instead of
2231 bitmap_only_bit_between and local_rd.
2232 (single_def_use_enter_block): New, from build_single_def_use_links.
2233 (single_def_use_leave_block): New.
2234 (build_single_def_use_links): Remove code moved to
2235 single_def_use_enter_block, invoke domwalk.
2236 (use_killed_between): Adjust comment.
2238 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2240 * bitmap.h (bitmap_ior_and_into): New.
2241 * bitmap.c (bitmap_ior_and_into): New.
2243 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2245 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2246 before_dom_children_before_stmts and after_dom_children_after_stmts.
2247 Rename the two remaining callbacks to just before_dom_children and
2248 after_dom_children. Remove other GIMPLE statement walking bits.
2249 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2250 * graphite.c: Do not include domwalk.h.
2251 * tree-into-ssa.c (interesting_blocks): New global.
2252 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2253 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2254 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2255 now that they're not domwalk callbacks.
2256 (rewrite_initialize_block): Rename to...
2257 (rewrite_enter_block): ... this, place after called functions. Test
2258 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2259 (rewrite_finalize_block): Rename to...
2260 (rewrite_leave_block): ... this, place after called functions.
2261 (rewrite_update_init_block): Rename to...
2262 (rewrite_update_enter_block): ... this, place after called functions.
2263 Test interesting_blocks, call rewrite_update_stmt and
2264 rewrite_update_phi_arguments.
2265 (rewrite_update_fini_block): Rename to...
2266 (rewrite_leave_block): ... this, place after called functions.
2267 (rewrite_blocks): Remove last argument, simplify initialization of
2269 (mark_def_sites_initialize_block): Rename to...
2270 (mark_def_sites_block): ... this, call mark_def_sites.
2271 (mark_def_sites_blocks): Remove argument, simplify initialization of
2273 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2274 (update_ssa): Likewise.
2275 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2277 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2278 (dom_opt_initialize_block): Rename to...
2279 (dom_opt_enter_block): ... this, place after called functions. Walk
2280 statements here, inline propagate_to_outgoing_edges.
2281 (dom_opt_finalize_block): Rename to...
2282 (dom_opt_leave_block): ... this, place after called functions.
2283 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2285 (dse_enter_block, dse_record_phi): New.
2286 (dse_record_phis): Delete.
2287 (dse_finalize_block): Rename to...
2288 (dse_leave_block): ... this.
2289 (tree_ssa_dse): Simplify initialization of walk_data.
2290 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2291 Adjust initialization of walk_data.
2292 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2293 * tree-ssa-loop-phiopt.c (get_non_trapping):
2294 Adjust initialization of walk_data.
2295 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2296 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2297 it's not a domwalk callback.
2298 (uncprop_initialize_block): Rename to...
2299 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2300 (dse_finalize_block): Rename to...
2301 (dse_leave_block): ... this.
2302 (tree_ssa_uncprop): Simplify initialization of walk_data.
2303 * Makefile.in: Adjust dependencies.
2305 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2307 * arm.md (casesi): Fix test for Thumb1.
2308 (thumb1_casesi_internal_pic): Likewise.
2309 (thumb1_casesi_dispatch): Likewise.
2311 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2313 * config/arm/arm-cores.def: Added core cortex-m0.
2314 * config/arm/arm-tune.md: Regenerated.
2315 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2317 2009-06-26 DJ Delorie <dj@redhat.com>
2319 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2321 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2322 the scheduler doesn't tag jump insns.
2324 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2326 * c-decl.c (merge_decls): Re-indent.
2328 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2331 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2332 Special-case decimal float constants.
2334 2009-06-26 Richard Henderson <rth@redhat.com>
2336 * function.h (struct function): Add cannot_be_copied_reason,
2337 and cannot_be_copied_set.
2338 * tree-inline.c (has_label_address_in_static_1): Rename from
2339 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2340 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2341 don't set inline_forbidden_reason.
2342 (copy_forbidden): New function, split out of inline_forbidden_p.
2343 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2344 (inline_forbidden_p): Use copy_forbidden.
2345 (tree_versionable_function_p): Likewise.
2346 (inlinable_function_p): Merge into tree_inlinable_function_p.
2347 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2348 * ipa-cp.c (ipcp_versionable_function_p): New function.
2349 (ipcp_cloning_candidate_p): Use it.
2350 (ipcp_node_modifiable_p): Likewise.
2352 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2354 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2355 that is marked not to be inlined. Remove flag_mudflap use.
2356 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2357 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2359 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2362 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2363 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2365 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2367 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2369 (__mingwthr_remove_key_dtor): Likewise.
2371 2009-06-26 Richard Guenther <rguenther@suse.de>
2373 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2375 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2378 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2379 try the non-cond_exec path also.
2381 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2384 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2385 (output_cbranch): Use new functions.
2386 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2389 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2390 Pat Haugen <pthaugen@us.ibm.com>
2391 Revital Eres <ERES@il.ibm.com>
2393 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2394 for %c error. Add %x support to print VSX registers as a unified
2395 register set, instead of separate float and altivec registers.
2396 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2397 %y case, and add support for VSX pre-modify addresses.
2398 (output_toc): Add assert for CONST containing an integer constant
2400 (rs6000_adjust_cost): Add POWER7 support.
2401 (insn_must_be_first_in_group): Ditto.
2402 (insn_must_be_last_in_group): Ditto.
2403 (rs6000_emit_popcount): Ditto.
2404 (rs6000_vector_mode_supported_p): Ditto.
2406 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2407 Change some of the functions called by macros to being called
2408 through a pointer, so debug functions can be inserted if
2409 -mdebug=addr or -mdebug=cost.
2410 (rs6000_preferred_reload_class_ptr): Ditto.
2411 (rs6000_secondary_reload_class_ptr): Ditto.
2412 (rs6000_secondary_memory_needed_ptr): Ditto.
2413 (rs6000_cannot_change_mode_class_ptr): Ditto.
2414 (rs6000_secondary_reload_inner): Ditto.
2415 (rs6000_legitimize_reload_address): Ditto.
2416 (rs6000_legitimize_reload_address_ptr): Ditto.
2417 (rs6000_mode_dependent_address): Ditto.
2418 (rs6000_mode_dependent_address_ptr): Ditto.
2420 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2421 function to return true if the mode allows reg + integer
2423 (virtual_stack_registers_memory_p): New function to return true if
2424 the address refers to a virtual stack register.
2425 (rs6000_legitimate_offset_address_p): Move code to say whether a
2426 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2428 (rs6000_legitimate_address_p): Add checks for modes that only can
2429 do reg+reg addressing. Start adding VSX support.
2430 (rs6000_legitimize_reload_address): Ditto.
2431 (rs6000_legitimize_address): Ditto.
2432 (rs6000_debug_legitimate_address_p): New debug functions for
2433 -mdebug=addr and -mdebug=cost.
2434 (rs6000_debug_rtx_costs): Ditto.
2435 (rs6000_debug_address_costs): Ditto.
2436 (rs6000_debug_adjust_cost): Ditto.
2437 (rs6000_debug_legitimize_address): Ditto.
2438 (rs6000_legitimize_reload_address_ptr): Point to call normal
2439 function or debug function. Make functions called via pointer
2441 (rs6000_mode_dependent_address_ptr): Ditto.
2442 (rs6000_secondary_reload_class_ptr): Ditto.
2443 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2444 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2445 into a friendlier error.
2446 (rs6000_init_builtins): Add initial VSX support.
2447 (rs6000_adjust_cost): Fix some spacing issues.
2449 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2450 (REG_CLASS_NAMES): Ditto.
2451 (REG_CLASS_CONTENTS): Ditto.
2452 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2453 pointer, to add -mdebug=addr support.
2454 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2455 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2456 -mdebug=addr support.
2457 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2458 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2459 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2461 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2463 (bswapsi*): Set attribute types for load/store. Add combiner
2464 patterns to eliminate zero extend on 64-bit.
2465 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2466 stdbrx if the hardware supports those instructions.
2468 2009-06-25 Ian Lance Taylor <iant@google.com>
2470 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2471 (Link Options): Document -static-libstdc++.
2473 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2476 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2477 DATA_ALIGNMENT instead.
2479 2009-06-25 Richard Guenther <rguenther@suse.de>
2481 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2482 indirect references against the callused/escaped solutions.
2483 (call_may_clobber_ref_p_1): Likewise.
2485 2009-06-25 Martin Jambor <mjambor@suse.cz>
2487 PR tree-optimization/40493
2488 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2489 (enum unscalarized_data_handling): New type.
2490 (handle_unscalarized_data_in_subtree): Return what has been done.
2491 (load_assign_lhs_subreplacements): Handle left flushes differently.
2492 (sra_modify_assign): Use unscalarized_data_handling, simplified
2493 condition determining whether to remove the statement.
2495 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2497 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2498 excerpt - @ should be doubled for texinfo.
2500 2009-06-24 Ian Lance Taylor <iant@google.com>
2502 * config/arc/arc.c: Include "df.h".
2503 (arc_attribute_table): Make static. Move higher in file.
2504 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2505 (output_shift): Initialize n later to avoid warning.
2506 * config/arm/arm.c (arm_attribute_table): Make static. Move
2508 * config/avr/avr.c (avr_attribute_table): Make static. Move
2510 (reg_class_tab): Change array type from int to enum reg_class.
2511 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2513 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2514 (lshrhi3_out): Likewise.
2515 (class_likely_spilled_p): Change return type to bool.
2516 (avr_rtx_costs): Use local code variable with enum type.
2517 * config/avr/avr.md (movmemhi): Use add_reg_note.
2518 (andhi3, andsi3): Don't use AS2 with "and".
2519 (iorhi3, iorsi3): Don't use AS2 with "or".
2520 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2521 * config/crx/crx.c: Include "df.h".
2522 (crx_attribute_table): Make static.
2523 * config/m32r/m32r.c: Include "df.h".
2524 (m32r_attribute_table): Make static. Move higher in file.
2525 (pop): Use add_reg_note.
2526 (block_move_call): Change 0 to LCT_NORMAL in function call.
2527 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2528 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2529 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2530 declare, not just when TREE_CODE is defined.
2531 * config/m68hc11/m68hc11.c: Include "expr.h".
2532 (m68hc11_attribute_table): Make static. Move higher in file.
2533 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2535 (m68hc11_register_indirect_p): Likewise.
2536 (m68hc11_function_arg_padding): Change return type to enum
2538 (emit_move_after_reload): Use add_reg_note.
2539 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2540 (m68hc11_split_logical): Likewise.
2541 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2543 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2544 to VOIDmode in function call.
2545 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2547 (m68hc11_split_logical): Update declaration.
2548 (m68hc11_function_arg_padding): Update declaration.
2549 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2550 to array of enum reg_class.
2551 (mcore_attribute_table): Make static. Move higher in file.
2552 (mcore_rtx_costs): Add cast to enum type.
2553 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2554 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2555 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2557 * config/sh/predicates.md (trapping_target_operand): Rename and to
2559 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2561 * config/spu/spu.c (spu_attribute_table): Make static. Move
2563 * config/v850/v850.c (v850_attribute_table): Make static. Move
2565 (v850_rtx_costs): Use local code with enum type.
2566 (expand_epilogue): Add cast.
2567 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2569 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2572 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2573 -m2a-single-only and -m2a-nofpu.
2574 * config/sh/sh.opt: Document m2a generates FPU code.
2576 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2578 * defaults.h (CAN_ELIMINATE): Provide default.
2579 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2580 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2581 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2582 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2583 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2584 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2585 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2586 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2587 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2588 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2590 2009-06-24 DJ Delorie <dj@redhat.com>
2592 * mep-ext-cop.cpu: Fix copyright notice.
2593 * mep-default: Fix copyright notice.
2594 * mep-core: Fix copyright notice.
2595 * mep: Fix copyright notice.
2596 * mep-ivc2: Fix copyright notice.
2597 * mep-c5: Fix copyright notice.
2599 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2601 * doc/contrib.texi (Contributors):
2603 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2606 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2607 src and dst operands if necessary.
2609 2009-06-23 DJ Delorie <dj@redhat.com>
2612 * config.gcc: Add mep support.
2613 * recog.c: Resurrect validate_replace_rtx_subexp().
2614 * recog.h: Likewise.
2615 * config/mep/: Add new port:
2616 * config/mep/constraints.md: New file.
2617 * config/mep/default.h: New file.
2618 * config/mep/intrinsics.h: New file.
2619 * config/mep/intrinsics.md: New file.
2620 * config/mep/ivc2-template.h: New file.
2621 * config/mep/mep-c5.cpu: New file.
2622 * config/mep/mep-core.cpu: New file.
2623 * config/mep/mep-default.cpu: New file.
2624 * config/mep/mep-ext-cop.cpu: New file.
2625 * config/mep/mep-intrin.h: New file.
2626 * config/mep/mep-ivc2.cpu: New file.
2627 * config/mep/mep-lib1.asm: New file.
2628 * config/mep/mep-lib2.c: New file.
2629 * config/mep/mep-pragma.c: New file.
2630 * config/mep/mep-protos.h: New file.
2631 * config/mep/mep-tramp.c: New file.
2632 * config/mep/mep.c: New file.
2633 * config/mep/mep.cpu: New file.
2634 * config/mep/mep.h: New file.
2635 * config/mep/mep.md: New file.
2636 * config/mep/mep.opt: New file.
2637 * config/mep/predicates.md: New file.
2638 * config/mep/t-mep: New file.
2640 2009-06-23 Ian Lance Taylor <iant@google.com>
2642 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2643 from loose_warn into c_loose_warn and from strict_warn into
2644 c_strict_warn. Set and substitute warn_cxxflags. Check for
2645 --enable-build-with-cxx. Set and substitute
2646 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2647 * Makefile.in (CXXFLAGS): New variable.
2648 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2649 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2650 the default is the same as $(STRICT_WARN).
2651 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2652 (CXX): New variable.
2653 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2654 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2655 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2656 (HOST_LIBS): New variable.
2657 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2658 (ALL_CXXFLAGS): New variable.
2659 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2660 * doc/install.texi (Configuration): Document
2661 --enable-build-with-cxx, --with-stage1-ldflags,
2662 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2663 * configure: Rebuild.
2665 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2667 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2668 from previous commit.
2670 2009-06-23 Ian Lance Taylor <iant@google.com>
2672 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2674 2009-06-23 Ian Lance Taylor <iant@google.com>
2676 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2677 with ATTRIBUTE_UNUSED.
2679 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2680 Pat Haugen <pthaugen@us.ibm.com>
2681 Revital Eres <eres@il.ibm.com>
2683 * config.in (HAVE_AS_POPCNTD): Add default definition.
2684 (HAVE_AS_LWSYNC): Ditto.
2686 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2688 (gcc_cv_as_powerpc_cmpb): Ditto.
2689 (gcc_cv_as_powerpc_dfp): Ditto.
2690 (gcc_cv_as_powerpc_vsx): Ditto.
2691 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2692 supporting the popcntd/lwsync instructions.
2693 (gcc_cv_as_powerpc_lwsync): Ditto.
2694 * configure: Regenerate.
2696 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2697 -mcpu=native and -mcpu=power7.
2698 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2700 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2701 a variable instead of a mask to reduce the number of mask bits.
2702 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2703 (-mbit-word): Ditto.
2704 (-mregnames): Ditto.
2705 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2706 (-mfused-madd): Ditto.
2708 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2710 (-mvsx): New switch for VSX instructions.
2711 (-misel): Move from a variable to a mask to allow it to be set by
2714 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2715 function declaration to an array declaration.
2716 (rs6000_hard_regno_nregs): New external array declaration.
2718 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2719 files included by rs6000.md.
2721 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2722 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2724 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2726 (rs6000_debug_reg): New -mdebug= variables.
2727 (rs6000_debug_addr): Ditto.
2728 (rs6000_debug_cost): Ditto.
2729 (rs6000_pmode): New variable to hold Pmode.
2730 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2731 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2732 calculated at compiler start.
2733 (rs6000_hard_regno_nregs): Change function to an array which holds
2734 HARD_REGNO_NREGS calculated at compiler start.
2735 (rs6000_explicit_options): Delete isel field.
2736 (rs6000_vector_unit): New array to hold which vector unit
2737 supports arithmetic options for a given type.
2738 (rs6000_vector_mem): New array to hold which vector unit supports
2739 memory reference operations for a given type.
2740 (rs6000_vector_align): New array to given the alignment of each
2742 (power7_cost): New basic costs for power7.
2743 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2744 (rs6000_hard_regno_nregs_internal): New function, moved from
2745 HARD_REGNO_NREGS, to calculate the number of registers each hard
2746 register takes for each type.
2747 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2748 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2749 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2750 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2751 unit information here so it is calculated once at compiler startup
2753 (rs6000_override_options): Make -misel a target mask. Add more
2754 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2755 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2757 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2758 (rs6000_handle_option): Move -misel from variable to target mask.
2759 (rs6000_builtin_mask_for_load): Add VSX support.
2760 (rs6000_conditional_register_usage): Ditto.
2761 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2762 (function_arg_boundary): Ditto.
2763 (rs6000_expand_builtin): Ditto.
2764 (def_builtin): Make abort message a little friendlier.
2765 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2767 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2768 assembler support the popcntd instruction instead of a vsx
2769 instruction to enable power7 support.
2770 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2771 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2772 option to the assembler if -mcpu=native.
2773 (ASM_CPU_NATIVE_SPEC): Ditto.
2774 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2776 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2777 the lwsync instruction.
2778 (enum processor_type): Add PROCESSOR_POWER7.
2779 (rs6000_debug_reg): New -mdebug= options.
2780 (rs6000_debug_addr): Ditto.
2781 (rs6000_debug_cost): Ditto.
2782 (rs6000_isel): Delete.
2783 (enum rs6000_vector): New enum to say what vector unit we have.
2784 (VECTOR_UNIT_*): New macros to say which vector unit has
2785 arithmetic operations for a given type.
2786 (VECTOR_MEM_*): New macros to say which vector unit has memory
2787 operations for a given type.
2788 (TARGET_LDBRX): Whether the machine supports the ldbrx
2790 (TARGET_ISEL): Delete, -misel moved to be a mask.
2791 (TARGET_ISEL64): New macro for 64-bit isel support.
2792 (UNITS_PER_VSX_WORD): New macro.
2793 (POINTER_SIZE): Move to be an external variable, rather than
2794 calculating whether we are generating 32 ot 64-bit code.
2796 (STACK_BOUNDARY): Add VSX support.
2797 (LOCAL_ALIGNMENT): Ditto.
2798 (SLOW_UNALIGNED_ACCESS): Ditto.
2799 (VSX_REGNO_P): New macro for VSX support.
2800 (VFLOAT_REGNO_P): Ditto.
2801 (VINT_REGNO_P): Ditto.
2802 (VLOGICAL_REGNO_P): Ditto.
2803 (VSX_VECTOR_MODE): Ditto.
2804 (VSX_SCALAR_MODE): Ditto.
2806 (VSX_MOVE_MODE): Ditto.
2807 (VSX_REG_CLASS_P): Ditto.
2808 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2810 (UNITS_PER_SIMD_WORD): Add VSX support.
2811 (MODES_TIEABLE_P): Ditto.
2812 (STARTING_FRAME_OFFSET): Ditto.
2813 (STACK_DYNAMIC_OFFSET): Ditto.
2814 (EPILOGUE_USES): Ditto.
2815 (REGNO_REG_CLASS): Move to array lookup.
2816 (CLASS_MAX_NREGS): Ditto.
2817 (rs6000_vector_reg_class): Add declaration.
2818 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2819 overlap with the floating point and Altivec registers.
2821 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2823 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2824 give the appropriate asm switches if -mcpu=native.
2825 (host_detect_local_cpu): Add support for "asm".
2826 (host_detect_local_cpu): Follow GNU code guidelines for name.
2828 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2829 -mbit-word to a variable instead of being a target mask.
2831 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2832 emit the lwsync instruction instead of emitting the instruction as
2833 an integer constant.
2835 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2836 fixuns_trundfsi2, move expander into rs6000.md.
2838 * config/rs6000/rs6000.md (cpu): Add power7.
2839 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2840 (logical predicate patterns): Change the single instruction
2841 primitives that set CR0 to be fast_compare instead of compare.
2843 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2844 (popcntddi2): Ditto.
2845 (popcount<mode>): Ditto.
2846 (floating multiply/add insns): Name the floating point
2848 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2849 (isel_unsigned_<mode>): Ditto.
2850 (fixuns_trundfsi2): Move expander here from spe.md.
2851 (smindi3): Define if we have -misel on 64-bit systems.
2856 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2858 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2860 * config/avr/avr.c (avr_current_device): New variable.
2861 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2862 (avr_arch, mcu_type_s): Move to avr.h.
2863 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2864 default_data_section_start fields.
2865 (avr_arch): Moved from avr.c.
2866 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2867 library_name fields.
2868 (avr_current_device, avr_mcu_types, avr_arch_types,
2869 avr_device_to_arch, avr_device_to_data_start,
2870 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2871 (EXTRA_SPEC_FUNCTIONS): Define.
2872 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2873 options mapping. Use device_to_arch and device_to_data_start insted.
2874 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2875 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2876 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2877 * config/avr/driver-avr.c: New file.
2878 * config/avr/avr-devices.c: New file.
2880 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2882 * var-tracking.c (unshare_variable): Force initialized to
2883 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2884 (set_variable_part): Likewise.
2885 (struct variable_union_info): Remove pos_src field.
2886 (vui_vec, vui_allocated): New variables.
2887 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2888 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2889 == 1 use a simpler sorting algorithm. Compute pos field right
2890 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2891 Avoid quadratic comparison if !flag_var_tracking_uninit.
2892 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2893 unshare_variable unconditionally.
2894 (dataflow_set_different_2): Removed.
2895 (dataflow_set_different): Don't traverse second hash table.
2896 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2897 unconditionally to var_reg_set or var_mem_set.
2898 (emit_notes_in_bb): Likewise.
2899 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2901 (emit_note_insn_var_location): Don't set initialized to
2902 VAR_INIT_STATUS_INITIALIZED early.
2903 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2905 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2907 * tree-object-size.c (addr_object_size): Instead of checking
2908 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2909 are no FIELD_DECLs following it.
2911 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2913 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2914 order to match bswaps with signed source operands.
2916 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2918 * sdbout.c (sdbout_one_type): Fix braces in switch.
2920 2009-06-23 Richard Guenther <rguenther@suse.de>
2922 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2924 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2925 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2926 var_callused, callused_tree, var_storedanything, storedanything_tree,
2927 var_integer, integer_tree): Remove global variables.
2928 (new_var_info): Do not pass new id, append the new var to the
2929 global variable vector.
2930 (do_ds_constraint): Use is_global_var member of the variable-info.
2931 (new_scalar_tmp_constraint_exp): Adjust.
2932 (create_function_info_for): Likewise.
2933 (create_variable_info_for): Likewise.
2934 (find_what_var_points_to): Remove dead code.
2935 (init_base_vars): Simplify.
2936 (compute_points_to_sets): Adjust.
2938 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2940 * combine.c (try_combine): Dump information about the insns we're
2943 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2945 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2946 check when calling force_to_mode on TRUNCATE's operand.
2948 2009-06-22 Ian Lance Taylor <iant@google.com>
2950 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2952 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2954 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2956 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2958 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2959 override library linkage flags such as -static-libgcc or
2962 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2964 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2966 2009-06-22 Ian Lance Taylor <iant@google.com>
2968 * config/linux.opt: Put mglibc ahead of muclibc.
2970 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2971 for duplicate decls.
2973 2009-06-22 Matthias Klose <doko@ubuntu.com>
2975 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2977 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2980 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2981 instead of NULL if a parser error occurs.
2983 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2985 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2986 non-DWARF2_DEBUGGING_INFO version.
2988 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2990 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2991 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2993 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2994 (LIBGCC2_TF_CEXT): Define.
2997 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3000 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3002 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3004 * config/arm/arm.c (arm_override_options): Disable
3005 -mcaller-super-interworking and -mcallee-super-interworking.
3006 * doc/invoke.texi (ARM Options): Document this.
3008 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3010 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3011 * config/arm/constraints.md (j): New constraint for movw operands.
3012 (N): Remove thumb2 meaning.
3013 * config/arm/arm.md (*arm_movw): Delete.
3014 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3015 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3016 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3018 2009-06-22 Martin Jambor <mjambor@suse.cz>
3020 PR tree-optimization/40492
3021 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3022 build_ref_for_offset.
3024 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3026 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3027 JUMP_TABLE_DATA_P predicates where applicable.
3028 * auto-inc-dec.c: Ditto.
3029 * builtins.c: Ditto.
3030 * caller-save.c: Ditto.
3032 * cfgcleanup.c: Ditto.
3033 * cfglayout.c: Ditto.
3036 * combine-stack-adj.c: Ditto.
3042 * dwarf2asm.c: Ditto.
3043 * dwarf2out.c: Ditto.
3044 * emit-rtl.c: Ditto.
3050 * function.c: Ditto.
3053 * genpreds.c: Ditto.
3054 * genrecog.c: Ditto.
3056 * ira-costs.c: Ditto.
3057 * ira-lives.c: Ditto.
3060 * lower-subreg.c: Ditto.
3061 * modulo-sched.c: Ditto.
3063 * postreload.c: Ditto.
3064 * print-rtl.c: Ditto.
3073 * sched-vis.c: Ditto.
3075 * sel-sched-ir.c: Ditto.
3076 * simplify-rtx.c: Ditto.
3077 * targhooks.c: Ditto.
3078 * var-tracking.c: Ditto.
3079 * vmsdbgout.c: Ditto.
3081 2009-06-22 Matthias Klose <doko@ubuntu.com>
3083 * Makefile.in (install-plugin): Always use DESTDIR.
3085 2009-06-22 Olivier Hainque <hainque@adacore.com>
3087 * config/pa/pa.c (output_call): Don't optimize post call jumps
3088 into return address adjustments if the call may throw.
3090 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3092 * arm.c (thumb1_output_casesi): New function.
3093 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3094 optimizing for size or PIC.
3095 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3096 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3097 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3098 (thumb1_casesi_internal_pic): New expand rule.
3099 (thumb1_casesi_dispatch): New pattern.
3100 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3102 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3103 in the text seciton when PIC or optimizing for size.
3104 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3105 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3106 preservation properties of code.
3107 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3108 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3109 (__gnu_thumb1_case_si): New function.
3110 * t-arm (LIB1ASMSRC): Define here.
3111 (LIB1ASMFUNCS): Add some common functions.
3112 * t-arm-elf (LIB1ASMSRC): Delete.
3113 (LIB1ASMFUNCS): Append to existing set.
3114 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3115 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3116 * t-symbian (LIB1ASMFUNCS): Likewise.
3117 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3118 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3120 2009-06-21 Richard Guenther <rguenther@suse.de>
3122 PR tree-optimization/38729
3123 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3124 to loops with a single exit if -fno-expensive-optimizations.
3126 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3128 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3129 (dataflow_set): Change vars type from htab_t to shared_hash.
3130 (shared_hash_pool, empty_shared_hash): New variables.
3131 (vars_clear): Removed.
3132 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3133 shared_hash_find_slot_unshare, shared_hash_find_slot,
3134 shared_hash_find_slot_noinsert, shared_hash_find): New
3136 (shared_hash_unshare, shared_hash_destroy): New functions.
3137 (unshare_variable): Unshare set->vars if shared, use
3139 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3140 (get_init_value, find_src_set_src, dump_dataflow_set,
3141 clobber_variable_part, emit_notes_for_differences): Use
3143 (dataflow_set_init): Remove second argument, set vars to
3144 empty_shared_hash instead of creating a new htab.
3145 (dataflow_set_clear): Call shared_hash_destroy and set vars
3146 to empty_shared_hash instead of calling vars_clear.
3147 (dataflow_set_copy): Don't call vars_copy, instead just share
3148 the src htab with dst.
3149 (variable_union): Use shared_hash_*, use initially NO_INSERT
3150 lookup if set->vars is shared. Don't keep slot cleared before
3151 calling unshare_variable. Unshare set->vars if needed.
3152 Even ->refcount == 1 vars must be unshared if set->vars is shared
3153 and var needs to be modified.
3154 (variable_canonicalize): New function.
3155 (dataflow_set_union): If dst->vars is empty, just share src->vars
3156 with dst->vars and traverse with variable_canonicalize to canonicalize
3157 and unshare what is needed.
3158 (dataflow_set_different): If old_set and new_set use the same shared
3159 htab, they aren't different. If number of htab elements is different,
3160 htabs are different. Use shared_hash_*.
3161 (dataflow_set_destroy): Call shared_hash_destroy instead of
3163 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3164 second argument to dataflow_set_init.
3165 (vt_initialize): Likewise. Initialize shared_hash_pool and
3166 empty_shared_hash, move bb in/out initialization afterwards.
3167 Use variable_htab_free instead of NULL as changed_variables del hook.
3168 (variable_was_changed): Change type of second argument to pointer to
3169 dataflow_set. When inserting var into changed_variables, bump
3170 refcount. Unshare set->vars if set is shared htab and slot needs to
3172 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3173 lookup if set->vars is shared. Unshare set->vars if needed.
3174 Even ->refcount == 1 vars must be unshared if set->vars is shared
3175 and var needs to be modified. Adjust variable_was_changed caller.
3176 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3177 vars must be unshared if set->vars is shared and var needs to be
3178 modified. Adjust variable_was_changed caller.
3179 (emit_note_insn_var_location): Don't pool_free var.
3180 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3182 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3183 free_alloc_pool on shared_hash_pool.
3185 2009-06-20 Anthony Green <green@moxielogic.com>
3187 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3188 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3190 2009-06-20 Richard Guenther <rguenther@suse.de>
3192 * tree-ssa-structalias.c (find_func_aliases): For memset use
3193 a constraint from NULL if we memset to zero.
3194 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3195 we explicitly handle that do not read from memory.
3196 (call_may_clobber_ref_p_1): Properly handle builtins that may
3199 2009-06-20 Richard Guenther <rguenther@suse.de>
3201 PR tree-optimization/40495
3202 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3203 (new_scalar_tmp_constraint_exp): New function.
3204 (process_constraint): Do not create temporary decls.
3205 (process_all_all_constraints): Likewise.
3206 (handle_const_call): Likewise.
3207 (create_function_info_for): Do not set decl.
3209 2009-06-19 Ian Lance Taylor <iant@google.com>
3211 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3212 (rs6000_attribute_table): Make static; move before use.
3214 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3216 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3217 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3218 Propagate the TREE_READONLY flag without overwriting it.
3219 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3220 Propagate the TREE_READONLY flag onto the result.
3221 (process_call_operands): Move around. Use correct constant value.
3223 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3226 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3227 * config/arm/arm.md: Likewise.
3229 2009-06-19 Ian Lance Taylor <iant@google.com>
3231 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3232 to GIMPLE_ERROR_MARK.
3234 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3235 op2_original_type parameters. Warn about using different enum types.
3236 * c-parser.c (c_parser_conditional_expression): Pass original
3237 types to build_conditional_expr.
3238 * c-tree.h (build_conditional_expr): Update declaration.
3240 2009-06-19 Ian Lance Taylor <iant@google.com>
3242 * config/i386/i386.c (ix86_function_specific_save): Test that
3243 fields match values, rather than testing the values are in a
3246 2009-06-19 Richard Guenther <rguenther@suse.de>
3248 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3250 (ptr_derefs_may_alias_p): Likewise.
3251 (ptr_deref_may_alias_ref_p_1): New function.
3252 (ptr_deref_may_alias_ref_p): Likewise.
3253 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3254 covered by looking at the ESCAPED solution.
3255 (call_may_clobber_ref_p_1): Likewise.
3256 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3257 Handle NULL_TREE offset. Do not produce redundant constraints.
3258 (process_all_all_constraints): New helper function.
3259 (do_structure_copy): Use it.
3260 (handle_lhs_call): Likewise.
3261 (find_func_aliases): Handle some builtins with pointer arguments
3262 and/or return values explicitly.
3264 2009-06-19 Ian Lance Taylor <iant@google.com>
3266 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3268 2009-06-19 Ian Lance Taylor <iant@google.com>
3270 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3272 2009-06-19 Ian Lance Taylor <iant@google.com>
3274 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3275 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3278 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3279 uninitialized const.
3281 2009-06-19 Ian Lance Taylor <iant@google.com>
3283 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3286 * c-decl.c (in_struct, struct_types): Remove.
3287 (struct c_binding): Add in_struct field.
3288 (c_binding_ptr): Define type, along with VEC.
3289 (struct c_struct_parse_info): Define.
3290 (struct_parse_info): New static variable.
3291 (bind): Initialize in_struct field.
3292 (start_struct): Remove enclosing_in_struct and
3293 enclosing_struct_types parameters. Add
3294 enclosing_struct_parse_info parameter. Change all callers. Set
3295 struct_parse_info rather than in_struct and struct_types.
3296 (grokfield): If -Wc++-compat and there is a symbol binding for the
3297 field name, set the in_struct flag and push it on the
3298 struct_parse_info->fields vector.
3299 (warn_cxx_compat_finish_struct): New static function.
3300 (finish_struct): Remove enclosing_in_struct and
3301 enclosing_struct_types parameters. Add
3302 enclosing_struct_parse_info parameter. Change all callers. Don't
3303 set C_TYPE_DEFINED_IN_STRUCT here. Call
3304 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3305 parameter. Only push on struct_types if warn_cxx_compat.
3306 (finish_enum): Only push on struct_types if warn_cxx_compat.
3307 (declspecs_add_type): Add loc parameter. Change all callers.
3308 Change all error calls to error_at. Pass loc, not input_location,
3309 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3310 defined in a struct. If -Wc++-compat and parsing a struct, record
3311 that a typedef name was used.
3312 * c-parser.c (c_parser_declspecs): Get location to pass to
3314 (c_parser_struct_or_union_specifier): Update calls to start_struct
3316 * c-tree.h (struct c_struct_parse_info): Declare.
3317 (finish_struct, start_struct): Update declarations.
3318 (declspecs_add_type): Update declaration.
3320 2009-06-19 Ian Lance Taylor <iant@google.com>
3322 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3323 variable with an anonymous type.
3325 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3327 * see.c: Remove for real.
3329 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3331 * optabs.h (enum optab_index): Add new OTI_significand.
3332 (significand_optab): Define corresponding macro.
3333 * optabs.c (init_optabs): Initialize significand_optab.
3334 * genopinit.c (optabs): Implement significand_optab using
3335 significand?f2 patterns.
3336 * builtins.c (expand_builtin_mathfn): Handle
3337 BUILT_IN_SIGNIFICAND{,F,L}.
3338 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3339 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3341 * config/i386/i386.md (significandxf2, significand<mode>2): New
3342 expanders to implement significandf, significand and significandl
3343 built-ins as inline x87 intrinsics.
3345 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3347 * config/avr/avr.c (avr_override_options): Remove setting value of
3348 PARAM_INLINE_CALL_COST.
3350 2009-06-18 Richard Henderson <rth@redhat.com>
3353 * tree-pass.h (TDF_ASMNAME): New.
3354 * tree-dump.c (dump_options): Add asmname.
3355 * doc/invoke.texi: Document it.
3357 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3358 (dump_decl_name): ...here.
3359 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3360 (dump_generic_node): Update dump_function_name calls.
3361 (print_call_name): New flags arg; update all dump calls.
3362 * diagnostic.h (print_call_name): Update.
3363 * gimple-pretty-print.c (dump_gimple_call): Update.
3365 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3368 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3370 2009-06-18 Diego Novillo <dnovillo@google.com>
3372 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3373 * plugin.c (str_license): Declare.
3374 (try_init_one_plugin): Assert that the symbol
3375 'plugin_is_GPL_compatible' exists.
3377 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3380 * Makefile.in (OBJS-common): Remove see.o.
3382 * common.opt (fsee): Mark as preserved for backward compatibility.
3383 * opts.c (common_handle_option): Add OPT_fsee to the backward
3384 compatibility section.
3385 * passes.c (init_optimization_passes, pass_see): Remove pass.
3386 * timevar.def (TV_SEE): Remove.
3387 * tree-pass.h (pass_see): Remove declaration.
3388 * doc/invoke.texi (-fsee): Remove documentation.
3390 2009-06-18 Martin Jambor <mjambor@suse.cz>
3392 * tree-sra.c: Include statistics.h
3393 (sra_stats): New variable.
3394 (sra_initialize): Clear sra_stats.
3395 (create_access_replacement): Increment sra_stats.replacements.
3396 (get_access_replacement): Do not return twice.
3397 (analyze_all_variable_accesses): Increment statistics counter by the
3398 number of scalarized aggregates.
3399 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3400 (sra_modify_expr): Increment sra_stats.exprs.
3401 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3402 (sra_modify_assign): Increment sra_stats.exprs,
3403 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3404 (perform_intra_sra): Update statistics counters.
3405 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3407 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3409 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3410 (arm_scalar_mode_supported_p): New function.
3412 2009-06-18 Paul Brook <paul@codesourcery.com>
3413 Sandra Loosemore <sandra@codesourcery.com>
3415 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3416 (__extendhfsf2, __truncsfhf2): Define.
3417 * config/arm/fp16.c: New file.
3418 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3419 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3421 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3423 * doc/extend.texi (Half-Precision): New section.
3424 * doc/invoke.texi (Option Summary): List -mfp16-format.
3425 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3426 * config/arm/arm.opt (mfp16-format=): New.
3427 * config/arm/arm.c: Include intl.h.
3428 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3429 (TARGET_INVALID_RETURN_TYPE): Redefine.
3430 (TARGET_PROMOTED_TYPE): Redefine.
3431 (TARGET_CONVERT_TO_TYPE): Redefine.
3432 (arm_fp16_format): Define.
3433 (all_fpus): Add entry for neon-fp16.
3434 (fp_model_for_fpu): Likewise.
3435 (struct fp16_format): Declare.
3436 (all_fp16_formats): Define.
3437 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3439 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3441 (arm_legitimate_index_p): Treat HFmode like HImode.
3442 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3443 (coproc_secondary_reload_class): Special-case HFmode.
3444 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3445 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3446 (arm_init_fp16_builtins): New.
3447 (arm_init_builtins): Call it.
3448 (arm_invalid_parameter_type): New.
3449 (arm_invalid_return_type): New.
3450 (arm_promoted_type): New.
3451 (arm_convert_to_type).
3452 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3454 (arm_emit_fp16_const): New function.
3455 (arm_mangle_type): Mangle __fp16 as "Dh".
3456 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3458 (TARGET_NEON_FP16): New.
3459 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3460 (enum fputype): Add FPUTYPE_NEON_FP16.
3461 (enum arm_fp16_format_type): Declare.
3462 (arm_fp16_format): Declare.
3463 (LARGEST_EXPONENT_IS_NORMAL): Define.
3464 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3465 * config/arm/arm-modes.def (HFmode): Define.
3466 * config/arm/vfp.md: (*movhf_vfp): New.
3469 * config/arm/arm.md: (fpu): Add neon_fp16.
3470 (floatsihf2, floatdihf2): New.
3471 (fix_trunchfsi2, fix_trunchfdi2): New.
3475 (*arm32_movhf): New.
3476 (*thumb1_movhf): New.
3477 (consttable_2): Add check for HFmode constants.
3478 (consttable_4): Handle HFmode constants.
3480 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3482 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3484 2009-06-17 Olivier Hainque <hainque@adacore.com>
3486 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3487 const char ** conversion in AIX specific section.
3489 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3491 * config/i386/i386.c (ix86_special_builtin_type): Remove
3492 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3493 (bdesc_special_args): Updated.
3494 (ix86_init_mmx_sse_builtins): Likewise.
3495 (ix86_expand_special_args_builtin): Likewise.
3497 2009-06-17 Richard Henderson <rth@redhat.com>
3499 * tree-pretty-print.c (maybe_dump_asm_name): New.
3500 (dump_decl_name): Use it.
3501 (PRINT_FUNCTION_NAME): Merge into...
3502 (dump_function_name): ... here. Use maybe_dump_asm_name.
3504 2009-06-17 Cary Coutant <ccoutant@google.com>
3506 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3508 * debug.c (struct gcc_debug_hooks): Change placeholder for
3510 (debug_nothing_int_charstar_int): Replaced by...
3511 (debug_nothing_int_charstar_int_bool): ...this.
3512 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3513 source_line prototype.
3514 (debug_nothing_int_charstar_int): Replaced by...
3515 (debug_nothing_int_charstar_int_bool): ...this.
3516 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3517 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3518 Output is_stmt operand when necessary.
3519 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3520 (notice_source_line): Add is_stmt parameter.
3521 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3522 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3524 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3525 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3527 2009-06-17 Ian Lance Taylor <iant@google.com>
3529 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3531 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3534 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3536 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3537 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3538 tree_strip_sign_nop_conversions and
3539 tree_ssa_strip_useless_type_conversions rather than stripping
3540 the operations here.
3541 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3543 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3544 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3545 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3546 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3549 2009-06-17 Michael Eager <eager@eagercon.com>
3551 * config/rs6000/constraints.md (register_constraint "d"): New.
3552 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3553 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3554 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3555 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3556 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3557 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3558 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3559 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3560 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3561 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3563 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3564 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3565 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3566 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3567 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3568 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3569 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3570 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3571 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3572 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3573 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3574 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3575 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3576 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3578 2009-06-16 Ian Lance Taylor <iant@google.com>
3580 * profile.c (total_num_never_executed): Don't define.
3581 (compute_branch_probabilities): Don't count or print
3583 (init_branch_prob): Don't set total_num_never_executed.
3584 (end_branch_prob): Don't print total_num_never_executed.
3586 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3588 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3590 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3592 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3593 (nabstd2_fpr): Same.
3595 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3597 * expr.c (expand_assignment): Change complex type check.
3599 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3601 * doc/plugins.texi (Building GCC plugins): Added new section.
3603 2009-06-17 Ian Lance Taylor <iant@google.com>
3605 * c-pch.c (get_ident): Don't set size of templ array.
3606 (pch_init): Don't set size of partial_pch array.
3608 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3609 string constant to intialize an array whose size is the length of
3612 2009-06-17 Richard Guenther <rguenther@suse.de>
3614 PR tree-optimization/40389
3615 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3616 to addressable types.
3617 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3619 2009-06-17 Richard Guenther <rguenther@suse.de>
3622 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3623 if there is no evolution of left in the loop bail out.
3624 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3625 chrec_fold_multiply.
3627 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3628 Janis Johnson <janis187@us.ibm.com>
3631 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3632 for the symbol ref of a constant that is the source of a move
3633 - nor for any other not-obvious-label-ref constants.
3635 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3637 * plugin.c (position_pass): Skip newly inserted pass during list
3638 traversal to avoid repeated insertion.
3640 2009-06-16 Ian Lance Taylor <iant@google.com>
3642 * vec.h (VEC_stack_alloc): Define different version if
3643 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3644 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3645 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3646 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3648 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3650 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3652 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3653 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3654 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3655 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3656 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3657 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3658 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3659 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3660 __builtin_ia32_rdtscp.
3661 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3662 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3663 and __builtin_ia32_rorhi.
3664 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3665 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3666 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3667 (ix86_expand_args_builtin): Likewise.
3668 (ix86_expand_special_args_builtin): Likewise.
3670 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3671 (UNSPECV_RDTSC): Likewise.
3672 (UNSPECV_RDPMC): Likewise.
3673 (*bsr): Renamed to ...
3675 (*bsr_rex64): Renamed to ...
3679 (*rdpmc_rex64): Likewise.
3682 (*rdtsc_rex64): Likewise.
3684 (*rdtscp): Likewise.
3685 (*rdtscp_rex64): Likewise.
3687 * config/i386/ia32intrin.h: New.
3689 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3691 2009-06-16 Ian Lance Taylor <iant@google.com>
3693 * ira-build.c (copy_info_to_removed_store_destinations):
3694 Initialize parent_a.
3696 2009-06-16 Ian Lance Taylor <iant@google.com>
3698 * c-decl.c (grokdeclarator): Change size_varies to bool.
3700 2009-06-16 Ian Lance Taylor <iant@google.com>
3702 * sel-sched.c: Make forward declarations of move_op_hooks and
3703 fur_hooks explicitly extern.
3705 2009-06-16 Ian Lance Taylor <iant@google.com>
3707 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3708 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3710 2009-06-16 Ian Lance Taylor <iant@google.com>
3712 * resource.c (mark_referenced_resources): Change
3713 include_delayed_effects parameter to bool. Change all callers.
3714 (mark_end_of_function_resources): Likewise.
3715 * reorg.c (insn_references_resource_p): Likewise.
3716 (insn_sets_resource_p): Likewise.
3717 * resource.h (mark_referenced_resources): Update declaration.
3718 (mark_end_of_function_resources): Update declaration.
3720 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3722 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3724 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3726 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3727 GCC can bootstrap on AIX with GNU Binutils 2.20.
3729 2009-06-16 Ian Lance Taylor <iant@google.com>
3731 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3733 2009-06-16 Ian Lance Taylor <iant@google.com>
3735 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3736 inline, not extern inline.
3737 (exact_log2): Likewise.
3738 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3740 (exact_log2): Likewise, but don't test CTZ_HWI.
3742 2009-06-16 Ian Lance Taylor <iant@google.com>
3744 * bitmap.c (bitmap_clear): Don't declare as inline.
3745 * gimple.c (gimplify_assign): Likewise.
3746 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3747 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3748 (sched_scan_info): Remove duplicate definition.
3750 2009-06-16 Ian Lance Taylor <iant@google.com>
3752 * c-common.c (skip_evaluation): Don't define.
3753 (c_inhibit_evaluation_warnings): Define global variable.
3754 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3755 than skip_evaluation.
3756 (convert_and_check, warn_for_div_by_zero): Likewise.
3757 * c-common.h (skip_evaluation): Don't declare.
3758 (c_inhibit_evaluation_warnings): Declare.
3759 * c-parser.c (c_parser_typeof_specifier): Set
3760 c_inhibit_evaluation_warnings rather than skip_evaluation.
3761 (c_parser_conditional_expression): Likewise.
3762 (c_parser_binary_expression): Likewise.
3763 (c_parser_sizeof_expression): Likewise.
3764 (c_parser_alignof_expression): Likewise.
3765 * c-typeck.c (build_indirect_ref): Check
3766 c_inhibit_evaluation_warnings rather than skip_evaluation.
3767 (build_conditional_expr, build_binary_op): Likewise.
3769 2009-06-16 Richard Guenther <rguenther@suse.de>
3771 * tree-ssa-alias.c (is_escape_site): Remove.
3772 * tree-ssa-alias.h (enum escape_type): Remove.
3773 (is_escape_site): Likewise.
3774 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3775 via casts and asms without deferring to is_escape_site.
3777 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3780 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3781 use gen_lowpart if op0 has complex mode.
3783 2009-06-16 Richard Guenther <rguenther@suse.de>
3785 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3786 variables add them to ESCAPED.
3787 (find_func_aliases): Do not make all indirectly stored values escaped.
3789 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3791 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3794 2009-06-16 Martin Jambor <mjambor@suse.cz>
3796 PR tree-optimization/40432
3797 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3798 check whether we need to force gimple register operand.
3800 2009-06-16 Martin Jambor <mjambor@suse.cz>
3802 PR tree-optimization/40413
3803 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3804 build_ref_for_offset.
3805 (propagate_subacesses_accross_link): Fix a typo in a comment.
3807 2009-06-16 Ira Rosen <irar@il.ibm.com>
3809 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3810 with additional parameter.
3811 * tree-vectorizer.h (enum vect_def_type): Add new value
3813 (enum vect_relevant): Add comments.
3814 (vect_is_simple_reduction): Add new argument.
3815 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3816 Detect nested cycles.
3817 (vect_is_simple_reduction): Update documentation, add an argument to
3818 distinguish inner-loop reduction from nested cycle, detect nested
3819 cycles, fix printings and indentation, don't swap operands in case
3821 (get_initial_def_for_reduction): Handle subtraction.
3822 (vect_create_epilog_for_reduction): Add new argument to specify
3824 (vect_finalize_reduction): Handle subtraction, fix comments.
3825 (vectorizable_reduction): Handle nested cycles. In case of nested
3826 cycle keep track of the reduction variable position. Call
3827 vect_is_simple_reduction with additional parameter. Use original
3828 statement code in reduction epilogue for nested cycle. Call
3829 vect_create_epilog_for_reduction with additional parameter.
3830 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3831 inner-loop vectorization.
3832 (vect_recog_widen_sum_pattern): Likewise.
3833 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3835 (vect_mark_stmts_to_be_vectorized): Likewise.
3836 (vect_get_vec_def_for_operand): Handle nested cycles.
3838 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3840 * doc/invoke.texi (Debugging Options): Fix option index entries
3841 for -fdump-statistics, -frandom-seed add entries for
3842 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3843 (FRV Options): Fix entries for -mTLS, -mtls.
3844 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3845 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3846 (M68hc1x Options): Fix @itemx for -mnominmax.
3847 (MCore Options): Fix entry for -mno-lsim.
3848 (MMIX Options): Fix entry for -mabi=mmixware.
3849 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3851 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3853 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3854 Mention the plugin mode of gengtype.
3855 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3856 * gengtype.c: Updated copyright.
3857 (plugin_files, nb_plugin_files) Added new static variables.
3858 (measure_input_list) Care about plugin_files.
3859 (write_rtx_next): Added early return in plugin mode.
3860 (create_file): Updated copyright year in generated file. Added
3862 (oprintf): Added early return if NULL outf.
3863 (get_output_file_with_visibility): Care of plugin_files.
3864 (get_output_file_name): May return null.
3865 (write_local): Added early return.
3866 (put_mangled_filename): Ditto.
3867 (finish_root_table): Added check for base_files.
3868 (write_roots): Care about null when plugins.
3869 (main): Added plugin mode.
3871 2009-06-15 Ian Lance Taylor <iant@google.com>
3873 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3874 * gcov.c (read_count_file): Add braces around variables declared
3877 * c.opt (Wjump-misses-init): New warning.
3878 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3879 -Wall and -Wc++-compat if not already set.
3880 (c_common_post_options): Clear warn_jump_misses_init if it was not
3882 * c-decl.c (struct c_binding): Change type field to a union with
3883 new label field. Make it the first field in the struct. Update
3884 references to type to use u.type instead.
3885 (struct c_spot_bindings): Define.
3886 (struct c_goto_bindings): Define.
3887 (c_goto_bindings_p): Define, along with VECs.
3888 (struct c_label_vars): Define.
3889 (struct c_scope): Add has_label_bindings field.
3890 (bind_label, set_spot_bindings): New static functions.
3891 (decl_jump_unsafe, update_spot_bindings): New static functions.
3892 (update_label_decls): New static function.
3893 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3894 Update binding u.label field to shadowed field.
3895 (c_binding_start_stmt_expr): New function.
3896 (c_binding_end_stmt_expr): New function.
3897 (pushdecl): Don't call c_begin_vm_scope.
3898 (make_label): Add defining and p_label_vars parameters. Change
3900 (lookup_label): Correct test for whether a label has not yet been
3901 defined. Call bind_label rather than bind.
3902 (warn_about_goto): New static function.
3903 (lookup_label_for_goto): New function.
3904 (declare_label): Call bind_label rather than bind.
3905 (check_earlier_gotos): New static function.
3906 (define_label): Don't give errors about jumping into statement
3907 expressions or scopes of variably modified types. Call
3908 set_spot_bindings and check_earlier_gotos. Call bind_label
3909 instead of bind. Don't set label_context_stack_se or
3910 label_context_stack_vm.
3911 (c_get_switch_bindings): New function.
3912 (c_release_switch_bindings): New function.
3913 (c_check_switch_jump_warnings): New function.
3914 (start_function): Don't set label_context_stack_se or
3915 label_context_stack_vm.
3916 (finish_function): Likewise.
3917 * c-typeck.c (label_context_stack_se): Don't define.
3918 (label_context_stack_vm): Don't define.
3919 (c_finish_goto_label): Call lookup_label_for_goto rather than
3920 lookup_label. Don't give errors about jumping into a statement
3921 expression or the scope of a variably modified type. Don't set
3922 label_context_stack_se or label_context_stack_vm.
3923 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3924 fields. Add bindings field.
3925 (c_start_case): Don't set deleted fields. Set bindings field.
3926 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3927 or blocked_vm. Call c_check_switch_jump_warnings.
3928 (c_finish_case): Don't test blocked_stmt_expr field. Call
3929 c_release_switch_bindings.
3930 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3931 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3932 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3933 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3934 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3935 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3936 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3937 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3938 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3939 (C_DECL_UNJUMPABLE_VM): Don't define.
3940 (C_DECL_UNDEFINABLE_VM): Don't define.
3941 (struct c_label_list): Don't define.
3942 (struct c_label_context_se): Don't define.
3943 (struct c_label_context_vm): Don't define.
3944 (struct c_spot_bindings): Declare.
3945 (c_bindings_start_stmt_expr): Declare.
3946 (c_bindings_end_stmt_expr): Declare.
3947 (lookup_label_for_goto): Declare.
3948 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3949 (c_check_switch_jump_warnings): Declare.
3950 (label_context_stack_se, label_context_stack_vm): Don't declare.
3951 (c_finish_goto_label): Update declaration.
3952 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3953 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3954 (Warning Options): Document -Wjump-misses-init.
3956 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3958 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3961 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3963 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3965 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3967 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3969 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3971 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3973 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3975 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3976 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3977 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3978 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3979 * dwarf2asm.c (dw2_force_const_mem): Update call to
3981 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3982 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3983 * langhooks.c (lhd_comdat_group): Remove.
3984 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3985 * tree.h (DECL_COMDAT_GROUP): New.
3986 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3987 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3988 (make_decl_one_only): Change signature.
3989 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3991 (make_decl_one_only): Change signature.
3992 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3994 2009-06-15 Richard Guenther <rguenther@suse.de>
3997 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3999 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4001 * tree-ssa-math-opts.c: Remove extra divide.
4003 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4005 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4007 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4009 * passes.c: Add bswap pass.
4010 * tree-pass.h: Add pass_optimize_bswap declaration.
4011 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4012 Include rtl.h, expr.h and optabs.h for optab_handler check.
4013 (struct symbolic_number, pass_optimize_bswap): New definition.
4014 (do_shift_rotate, verify_symbolic_number_p): New functions.
4015 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4016 (gate_optimize_bswap): New function.
4017 * tree.c (widest_int_cst_value): New function.
4018 * tree.h (widest_int_cst_value): Prototype added.
4020 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4022 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4023 REG_EQUAL/REG_EQUIV notes.
4025 2009-06-14 Richard Guenther <rguenther@suse.de>
4028 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4029 has its address taken if NRV was applied and it is addressable.
4030 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4031 function split out from ...
4032 (get_constraint_for_1): ... here.
4033 (handle_rhs_call): Use it to mark the return slot escaped if
4034 it is addressable and NRV was applied.
4036 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4038 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4039 Change first argument type to location_t.
4040 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4041 Do not set input_location.
4042 Use loc instead of input_location throughout.
4044 2009-06-13 Richard Guenther <rguenther@suse.de>
4046 PR tree-optimization/40421
4047 * tree-predcom.c (should_unroll_loop_p): Remove.
4048 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4050 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4052 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4053 Add location argument.
4055 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4057 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4059 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4060 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4061 * config/spu/spu-protos.h: Add location to
4062 spu_resolve_overloaded_builtin.
4063 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4064 spu_build_builtin_va_list.
4065 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4066 argument. Pass location to build_function_call_vec.
4067 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4069 (emit_fpu_switch): Same.
4070 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4071 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4072 to build_decl and create_artificial_label.
4073 (xtensa_gimplify_va_arg_expr): Same.
4074 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4075 (xstormy16_gimplify_va_arg_expr): Same.
4076 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4077 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4078 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4079 (mips16_build_function_stub): Same.
4080 (mips16_build_call_stub): Same.
4082 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4085 * arm/constraints.md (Pa, Pb): New constraints.
4086 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4087 split pattern to deal with them.
4089 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4091 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4092 fix index entry for -Xpreprocessor.
4094 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4096 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4097 Add location argument to build_decl call.
4098 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4099 (rs6000_init_builtins): Same.
4100 (spe_init_builtins): Same.
4101 (rs6000_gimplify_va_arg): Add location argument to
4102 create_artificial_label call.
4104 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4106 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4107 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4108 * Makefile.in: Fix GGC dependency for gcse.o.
4110 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4112 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4113 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4114 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4116 * c-parser.c (c_parser_binary_expression): Use current column while
4117 building binary operations.
4118 * common.opt (fshow-column): Enable by default.
4119 * tree-vrp.c (check_array_ref): Use warning_at.
4120 (check_array_bounds): Use location from call back if expr has no
4122 * tree.h: Add location argument to maybe_fold_*.
4123 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4124 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4125 (maybe_fold_offset_to_component_ref): Same.
4126 (maybe_fold_offset_to_reference): Same.
4127 (maybe_fold_offset_to_address): Same.
4128 (maybe_fold_stmt_indirect): Same.
4129 (maybe_fold_stmt_addition): Same.
4130 (fold_stmt_r): Pass location to maybe_fold_*.
4131 (fold_gimple_assign): Same.
4132 * c-tree.h: Add location argument to finish_decl,
4133 default_function_array_conversion, store_init_value.
4134 * c-decl.c (define_label): Use error_at.
4135 (c_make_fname_decl): Pass location to finish_decl.
4136 (finish_decl): New location argument.
4137 (build_compound_literal): Pass location to store_init_value.
4138 (grokdeclarator): Pass location to finish_decl.
4140 * c-typeck.c (array_to_pointer_conversion): New location argument.
4141 (function_to_pointer_conversion): Same.
4142 (default_function_array_conversion): Same.
4143 (parser_build_unary_op): Pass location to overflow_warning.
4144 (parser_build_binary_op): Same. Use warning_at.
4145 (build_unary_op): Pass location to array_to_pointer_conversion.
4146 (build_c_cast): Pass location to digest_init.
4147 (build_modify_expr): New location argument.
4148 (convert_for_assignment): Same.
4149 (store_init_value): Same.
4150 (digest_init): Same.
4151 (output_init_element): Pass location to digest_init and
4152 array_to_pointer_conversion.
4153 (c_finish_return): Pass location to convert_for_assignment.
4154 * gimplify.c (gimplify_conversion): Pass location to
4155 maybe_fold_offset_to_address.
4156 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4157 to maybe_fold_stmt_addition.
4158 * c-omp.c (c_finish_omp_atomic): Pass new location to
4160 (c_finish_omp_for): Same.
4161 * c-common.c (overflow_warning): New argument.
4162 * c-common.h: New argument to build_modify_expr, overflow_warning.
4163 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4165 (c_parser_initializer): Pass location to
4166 default_function_array_conversion.
4167 (c_parser_initelt): Same.
4168 (c_parser_initval): Same.
4169 (c_parser_asm_operands): Same.
4170 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4171 (c_parser_conditional_expression): Same.
4172 (c_parser_binary_expression): Add location info to stack. Use it.
4173 (c_parser_unary_expression): Pass location to
4174 default_function_array_conversion, parser_build_unary_op,
4175 build_indirect_ref, c_parser_postfix_expression_after_primary.
4176 (c_parser_postfix_expression_after_primary): New location argument.
4178 (c_parser_expression_conv): Pass location to
4179 default_function_array_conversion.
4180 (c_parser_expr_list): Same.
4181 (c_parser_omp_atomic): Same.
4182 (c_parser_omp_for_loop): Same.
4183 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4184 (build_array_declarator): New argument.
4185 * c-decl.c (build_array_declarator): Add location argument.
4186 (grokdeclarator): Set id_loc for cdk_array.
4187 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4188 build_array_declarator.
4189 * tree.c (build_omp_clause): Add location argument.
4190 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4191 (OMP_CLAUSE_LOCATION): New macro.
4192 (struct tree_omp_clause): Add location field.
4193 (build_omp_clause): Add argument.
4194 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4195 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4197 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4198 (cp_parser_omp_clause_collapse): Same.
4199 (cp_parser_omp_clause_default): Same.
4200 (cp_parser_omp_clause_if): Same.
4201 (cp_parser_omp_clause_nowait): Same.
4202 (cp_parser_omp_clause_num_threads): Same.
4203 (cp_parser_omp_clause_ordered): Same.
4204 (cp_parser_omp_clause_schedule): Same.
4205 (cp_parser_omp_clause_untied): Same.
4206 (cp_parser_omp_for_loop): Same.
4207 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4208 * c-tree.h (c_start_case): Add location argument.
4209 (c_process_expr_stmt): Same.
4210 (c_finish_goto_*): Same.
4211 * tree-parloops.c (initialize_reductions): Pass location to
4213 (create_parallel_loop): Same.
4214 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4215 (gfc_trans_omp_reduction_list): Same.
4216 (gfc_trans_omp_clauses): Same.
4217 (gfc_trans_omp_do): Same.
4218 * c-typeck.c (c_finish_goto_label): Same.
4219 (c_finish_goto_ptr): New location argument.
4220 (c_start_case): Same.
4221 (emit_side_effect_warnings): Same.
4222 (c_process_expr_stmt): Same.
4223 (c_finish_stmt_expr): Same.
4224 (c_finish_omp_clauses): Use error_at instead of error.
4225 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4227 * c-omp.c (c_split_parallel_clauses): New location argument.
4228 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4229 to build_omp_clause.
4230 (convert_local_reference_stmt): Same.
4231 (convert_gimple_call): Same.
4232 * c-common.h (c_split_parallel_clauses): New argument.
4233 * c-parser.c (c_parser_statement_after_labels): Pass location to
4234 c_finish_goto_label.
4235 (c_parser_switch_statement): Pass location to c_start_case.
4236 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4237 and c_process_expr_stmt.
4238 (c_parser_omp_variable_list): Add location argument.
4239 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4240 (c_parser_omp_clause_default): Same.
4241 (c_parser_omp_clause_if): Same.
4242 (c_parser_omp_clause_num_threads): Same.
4243 (-c_parser_omp_clause_ordered): Same.
4244 (c_parser_omp_clause_reduction): Pass location to
4245 c_parser_omp_variable_list.
4246 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4247 (c_parser_omp_clause_untied): Same.
4248 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4249 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4251 * c-tree.h (check_for_loop_decls, undeclared_variable,
4252 build_component_ref, build_array_ref, build_external_ref,
4253 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4254 build_conditional_expr, build_compound_expr, c_cast_expr,
4255 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4256 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4258 * c-semantics.c (build_stmt): Same.
4259 (build_case_label): Same.
4260 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4261 (undeclared_variable): New argument.
4263 (lookup_label): Pass location on down.
4264 (define_label): Same.
4265 (finish_decl): Same.
4266 (build_compound_literal): Same.
4267 (finish_struct): Same.
4268 (finish_function): Do not set location here.
4269 (check_for_loop_decls): New argument.
4270 * tree.c (save_expr): Set location.
4271 (build_empty_stmt): New argument.
4272 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4273 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4274 * builtins.c (gimplify_va_arg_expr): Use locations.
4275 (expand_builtin_sync_operation): Same.
4276 * c-typeck.c (build_component_ref): New argument.
4277 (build_array_ref): Same.
4278 (build_external_ref): Same.
4279 (c_expr_sizeof_expr): Same.
4280 (c_expr_sizeof_type): Same.
4281 (parser_build_unary_op): Same.
4282 (build_conditional_expr): Same.
4283 (build_compound_expr): Pass location on down.
4284 (build_compound_expr): New argument.
4285 (build_c_cast): Same.
4286 (c_cast_expr): Same.
4287 (build_asm_expr): Same.
4288 (c_finish_return): Same.
4289 (c_process_expr_stmt): Pass location on down.
4290 (c_finish_stmt_expr): New argument.
4291 (push_clenaup): Same.
4292 (c_finish_omp_parallel): Same.
4293 (c_finish_omp_task): Same.
4294 * gimplify.c (gimplify_call_expr): Pass location on down.
4295 * c-omp.c (c_finish_omp_master): New argument.
4296 (c_finish_omp_critical): Same.
4297 (c_finish_omp_ordered): Same.
4298 (c_finish_omp_barrier): Same.
4299 (-c_finish_omp_taskwait): Same.
4300 (c_finish_omp_atomic): Same.
4301 (c_finish_omp_flush): Same.
4302 * tree-inline.c (copy_tree_body_r): Pass location on down.
4303 (inline_forbidden_p): Remove use of input_location.
4304 * c-gimplify.c (c_build_bind_expr): New argument.
4305 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4306 (c_sizeof_or_alignof_type): New argument.
4307 (c_alignof_expr): Same.
4308 (build_va_arg): Same.
4309 (c_add_case_label): Same.
4310 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4311 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4312 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4313 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4314 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4315 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4317 * stub-objc.c (objc_build_selector_expr): Same.
4318 (objc_build_throw_stmt): Same.
4319 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4320 (c_parser_initelt): Same.
4321 (c_parser_compound_statement): Same.
4322 (c_parser_compound_statement_nostart): Same.
4323 (c_parser_label): Same.
4324 (c_parser_statement_after_labels): Same.
4325 (c_parser_if_body): Same.
4326 (c_parser_else_body): Same.
4327 (c_parser_if_statement): Same.
4328 (c_parser_switch_statement): Same.
4329 (c_parser_while_statement): Same.
4330 (c_parser_do_statement): Same.
4331 (c_parser_for_statement): Same.
4332 (c_parser_asm_statement): Same.
4333 (c_parser_conditional_expression): Same.
4334 (c_parser_binary_expression): Same.
4335 (c_parser_cast_expression): Same.
4336 (c_parser_unary_expression): Same.
4337 (c_parser_sizeof_expression): Same.
4338 (c_parser_alignof_expression): Same.
4339 (c_parser_postfix_expression): Same.
4340 (c_parser_expression): Same.
4341 (c_parser_objc_receiver): Same.
4342 (c_parser_omp_variable_list): Same.
4343 (c_parser_omp_structured_block): Same.
4344 (c_parser_omp_atomic): New argument.
4345 (c_parser_omp_barrier): Same.
4346 (c_parser_omp_critical): Same.
4347 (c_parser_omp_flush): Pass location on down.
4348 (c_parser_omp_for_loop): New argument.
4349 (c_parser_omp_for): Same.
4350 (c_parser_omp_master): Same.
4351 (c_parser_omp_ordered): Same.
4352 (c_parser_omp_sections_scope): Same.
4353 (c_parser_omp_sections): Same.
4354 (c_parser_omp_parallel): Same.
4355 (c_parser_omp_single): Same.
4356 (c_parser_omp_task): Same.
4357 (c_parser_omp_taskwait): Pass location on down.
4358 (c_parser_omp_construct): Same.
4359 (c_parser_omp_threadprivate): Same.
4360 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4361 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4362 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4363 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4364 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4365 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4366 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4367 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4368 config/i386/i386.c, stmt.c:
4369 Add location argument to the following function definitions and/or
4370 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4371 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4372 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4373 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4374 do_case, c_finish_bc_stmt, build_compound_literal,
4375 build_function_call.
4376 * c-decl.c (build_compound_literal): Add location argument.
4377 Make all diagnostic calls use location.
4378 (start_struct): Same.
4379 (finish_struct): Same.
4381 (build_enumerator): Same.
4382 (start_function): Same.
4383 (grokdeclarator): Make all diagnostic calls use location.
4384 (store_parm_decls_oldstyle): Same.
4385 * c-typeck.c (build_function_call): Add location argument.
4386 Make all diagnostic calls use location.
4388 (c_finish_bc_stmt): Same.
4389 * tree-nested.c (get_trampoline_type): Add argument.
4390 Pass location to build_decl.
4391 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4392 * rtl.h (RTL_LOCATION): New.
4393 * c-common.c (c_add_case_label): Add location argument.
4394 Make all diagnostic calls use location.
4395 * c-common.h: Add location argument to make_fname_decl, do_case,
4396 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4397 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4398 Set it appropriately for every case. Pass enum_loc to start_enum
4399 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4401 (c_parser_struct_or_union_specifier): Save location. Use it for
4402 start_struct, finish_struct, and parser_xref_tag.
4404 2009-06-12 Ian Lance Taylor <iant@google.com>
4406 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4408 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4409 cpp_opts->warn_cxx_operator_names.
4411 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4414 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4415 is returns NULL and OP is a VCE, look through the VCE.
4417 2009-06-12 Ian Lance Taylor <iant@google.com>
4420 * collect2.c (main): Use CONST_CAST2 in code inside #if
4421 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4423 2009-06-12 Joey Ye <joey.ye@intel.com>
4426 * cfgexpand.c (get_decl_align_unit): Update
4427 max_used_stack_slot_alignment with align instead of
4428 stack_alignment_needed.
4430 * function.c (assign_stack_local_1): Update
4431 max_used_stack_slot_alignment with alignment_in_bits instead
4432 of stack_alignment_needed.
4433 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4436 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4438 * dwarf2out.c (last_var_location_insn): New variable.
4439 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4440 (dwarf2out_var_location): Don't record anything after last real
4441 insn. Only change labels if there were any real instructions
4442 in between last note and this one, or if changed sections.
4444 2009-06-11 Richard Henderson <rth@redhat.com>
4446 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4447 note when storing the frame pointer in a register.
4448 (FRP): Don't redefine to nothing for epilogue.
4449 (alpha_expand_epilogue): Mark register and sp restores.
4450 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4452 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4453 when gen_lowpart is needed.
4455 2009-06-11 Richard Henderson <rth@redhat.com>
4457 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4459 * dwarf2out.c (need_data_align_sf_opcode): New.
4460 (div_data_align): Move earlier.
4461 (def_cfa_1, reg_save): Use it.
4463 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4465 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4466 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4467 (ix86_handle_option): Handle OPT_mcrc32.
4468 (ix86_target_string): Add -mcrc32.
4469 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4471 * config/i386/i386.h (TARGET_CRC32): New.
4473 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4474 (sse4_2_crc32di): Likewise.
4476 * config/i386/i386.opt (mcrc32): New.
4478 * doc/invoke.texi: Document -mcrc32.
4480 2009-06-11 Richard Henderson <rth@redhat.com>
4482 * common.opt (gdwarf-): Accept a version number.
4483 * doc/invoke.texi (gdwarf-): Update docs.
4484 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4485 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4486 version level, and record it.
4488 * dwarf2.h (DW_CIE_VERSION): Remove.
4489 * dwarf2out.c (DWARF_VERSION): Remove.
4490 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4491 (output_call_frame_info): Use CIE version 3 for dwarf3,
4492 or if the return register column is out of range for version 1.
4493 (dwarf_stack_op_name): Add all dwarf3 values.
4494 (DEBUG_PUBTYPES_SECTION): New.
4495 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4496 encoding change for dwarf3.
4497 (output_die) [dw_val_class_die_ref]: Likewise.
4498 (output_compilation_unit_header): Emit correct version for dwarf3.
4499 (output_line_info): Likewise.
4500 (output_pubnames): Update for DWARF_VERSION removal.
4501 (output_aranges): Likewise.
4502 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4503 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4504 (dwarf2out_finish): Likewise.
4506 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4508 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4511 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4514 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4515 * builtins.c (expand_builtin_unreachable): New function.
4516 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4517 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4518 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4520 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4521 searching for missing barriers.
4523 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4525 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4526 when -fprofile-generate* was passed.
4527 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4529 2009-06-11 Anthony Green <green@moxielogic.com>
4531 * config/moxie/moxie.md: Define length attribute for all instructions.
4533 (*b<cond:code>): Support limited branch ranges for new PC-relative
4534 branch instructions.
4535 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4537 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4539 * config/i386/i386.c (min_insn_size): Use get_attr_length
4540 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4543 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4544 instead of emit_insn_before.
4546 2009-06-10 Ian Lance Taylor <iant@google.com>
4549 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4552 2009-06-10 Revital Eres <eres@il.ibm.com>
4554 * passes.c (init_optimization_passes): Reschedule
4555 predictive-commoning pass before complete unroll pass.
4557 2009-06-10 Martin Jambor <mjambor@suse.cz>
4559 * cgraph.c (cgraph_node_can_be_local_p): New function.
4560 (cgraph_make_node_local): New function.
4561 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4562 (cgraph_make_node_local): Declare.
4564 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4566 * tree.h (tree_base): Add packed_flag and user_align fields.
4567 Decrease size of spare field.
4568 (TYPE_USER_ALIGN): Use user_align from tree_base.
4569 (DECL_USER_ALIGN): Likewise.
4570 (TYPE_PACKED): Use packed_flag from tree_base.
4571 (DECL_PACKED): Likewise.
4572 (tree_type): Delete packed_flag and user_align fields. Widen
4573 precision field. Widen mode field and shuffle fields to align
4574 mode on an 8-bit boundary.
4575 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4576 Renumber decl_flag_* fields. Fix comments. Widen
4577 decl_common_unused field.
4578 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4579 (DECL_EXTERNAL): Likewise.
4580 (DECL_BIT_FIELD): Likewise.
4581 (DECL_NONADDRESSABLE_P): Likewise.
4582 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4583 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4585 2009-06-10 Ian Lance Taylor <iant@google.com>
4587 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4588 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4589 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4590 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4591 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4592 DEF_VEC_ALLOC_FUNC_P.
4593 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4594 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4595 DEF_VEC_ALLOC_FUNC_O.
4596 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4597 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4598 DEF_VEC_ALLOC_FUNC_I.
4599 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4600 (vec_stack_p_reserve_exact_1): Declare.
4601 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4602 (vec_stack_free): Declare.
4603 (VEC_stack_alloc): Define.
4604 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4605 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4606 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4607 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4609 (stack_vecs): New static variable.
4610 (vec_stack_p_reserve_exact_1): New function.
4611 (vec_stack_o_reserve_1): New static function.
4612 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4613 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4614 (vec_stack_free): New function.
4615 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4616 (VEC_df_ref_stack_alloc): Define.
4617 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4618 DEF_VEC_ALLOC_P_STACK.
4619 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4620 (struct df_collection_rec): Change _vec fields to VEC. Remove
4622 (df_free_collection_rec): Adjust for new fields.
4623 (df_insn_rescan): Use new df_collection_rec fields.
4624 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4625 (df_ref_create_structure, df_ref_record): Likewise.
4626 (df_get_conditional_uses, df_get_call_refs): Likewise.
4627 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4628 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4629 (df_record_exit_block_uses, df_bb_verify): Likewise.
4630 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4631 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4632 Remove count parameter. Change return type to void. Change all
4634 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4635 Remove count parameter. Change return type to void. Change all
4637 (df_install_refs): Change old_vec parameter to VEC. Remove count
4638 parameter. Change all callers.
4639 (df_install_mws): Change old_vec parameter to VEC. Remove count
4640 parameter. Change all callers.
4641 (df_refs_verify): Change new_rec parameter to VEC. Change call
4643 (df_mws_verify): Likewise.
4645 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4647 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4649 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4651 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4653 2009-06-10 Anthony Green <green@moxielogic.com>
4655 * config/moxie/crti.asm: New file.
4656 * config/moxie/crtn.asm: New file.
4657 * config/moxie/moxie.c: New file.
4658 * config/moxie/moxie.h: New file.
4659 * config/moxie/sfp-machine.h: New file.
4660 * config/moxie/moxie-protos.h: New file.
4661 * config/moxie/t-moxie: Created.
4662 * config/moxie/t-moxie-softfp: Created.
4663 * config/moxie/moxie.md: Created.
4664 * config/moxie/constraints.md: Created.
4665 * config.gcc: Add moxie support.
4666 * doc/md.texi (Machine Constraints): Add moxie constraints.
4667 * doc/contrib.texi (Contributors): Mention moxie port.
4668 * doc/install.texi (Specific): Mention the moxie port.
4670 2009-06-09 Ian Lance Taylor <iant@google.com>
4672 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4674 * optabs.c (optab_table): Only use designated initializers if
4675 HAVE_DESIGNATED_INITIALIZERS is defined.
4676 (convert_optab_table): Likewise.
4677 (init_optabs): Always call init_insn_codes if
4678 HAVE_DESIGNATED_INITIALIZERS is not defined.
4680 2009-06-09 Ian Lance Taylor <iant@google.com>
4682 * targhooks.c (default_builtin_vectorized_function): Change fn
4683 parameter to unsigned int.
4684 (default_builtin_vectorized_conversion): Change code parameter to
4686 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4687 * targhooks.h: Update declarations.
4688 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4689 parameter to unsigned int.
4691 * c-typeck.c (comptypes_check_enum_int): New static function.
4692 (comptypes_internal): Add enum_and_int_p parameter. Change all
4694 (comp_target_types): Add location parameter. Change all callers.
4695 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4697 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4698 (build_conditional_expr): Add colon_loc parameter. Change all
4700 (convert_for_assignment): Add location parameter. Change all callers.
4701 * c-parser.c (c_parser_conditional_expression): Pass location of
4702 colon to build_conditional_expr.
4703 * c-tree.h (build_conditional_expr): Update declaration.
4705 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4707 * graphite.c: Revert previous patch.
4709 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4712 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4714 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4716 * tree-ssa-loop-prefetch.c
4717 (loop_prefetch_arrays): Fixed a portability problem in printf format
4720 2009-06-09 Martin Jambor <mjambor@suse.cz>
4722 PR tree-optimization/40351
4723 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4724 refrence to a potential artifical subaccess can be constructed.
4726 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4728 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4729 (sh_override_options): Likewise.
4730 * config/sh/sh.c: Include params.h.
4731 (sh_optimization_options): New.
4732 (sh_override_options): Likewise.
4733 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4734 (OVERRIDE_OPTIONS): Use sh_override_options.
4736 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4738 * dwarf2out.c (emit_cfa_remember): New variable.
4739 (add_fde_cfi): If emit_cfa_remember, recurse to add
4740 DW_CFA_remember_state first.
4741 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4742 instead just set emit_cfa_remember.
4744 2009-06-08 Jan Hubicka <jh@suse.cz>
4747 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4749 2009-06-08 Jan Hubicka <jh@suse.cz>
4752 * cgraphunit.c (save_inline_function_body): Do not copy transform
4753 hooks for saved inline bodies.
4754 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4757 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4759 * jump.c (returnjump_p): Handle delayed branches. Add missing
4762 2009-06-08 Jan Hubicka <jh@suse.cz>
4765 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4766 original node might've been modified.
4767 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4769 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4771 * tree-object-size.c (addr_object_size): Add OSI argument.
4772 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4773 (compute_builtin_object_size, expr_object_size): Adjust callers.
4774 (plus_stmt_object_size): Call addr_object_size instead of
4775 compute_builtin_object_size.
4777 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4778 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4780 * tree-ssa-loop-prefetch.c
4781 (gather_memory_references): Introduced a counter for the number of
4783 (anything_to_prefetch_p): Introduced a counter for the number of
4785 (is_loop_prefetching_profitable): New function with a cost model
4787 (loop_prefetch_arrays): Use the new cost model to determine if
4788 prefetching is profitable.
4789 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4790 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4791 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4792 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4793 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4794 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4796 2009-06-08 Michael Matz <matz@suse.de>
4799 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4800 partitions use the same.
4801 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4802 for basevars of SSA_NAMEs.
4803 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4804 to not expand them twice.
4805 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4808 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4810 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4811 (fdump-final-insns=, gtoggle): New.
4812 * doc/invoke.texi: Document them.
4813 * final.c (rest_of_clean_state): Dump final insn stream.
4814 * gcc.c (invoke_as): Hook in -fcompare-debug.
4815 (static_spec_functions): Add compare-debug-dump-opt,
4816 compare-debug-self-opt and compare-debug-auxbase-opt.
4817 (compare_debug, compare_debug_second, compare_debug_opt): New.
4818 (switches_debug_check, n_switches_debug_check): New.
4819 (debug_auxbase_opt, debug_check_temp_file): New.
4820 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4822 (do_self_spec): Handle arguments after switches.
4823 (do_spec_1): Add .gk extension to temp file basenames for compare.
4824 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4825 (cc1_options): Use it instead of normal auxbase computation for
4826 the second compare-debug compilation.
4827 (compare_files): New.
4828 (main): Set up and implement compare debug mode.
4829 (compare_debug_dump_opt_spec_function): New.
4830 (compare_debug_self_opt_spec_function): New.
4831 (compare_debug_auxbase_opt_spec_function): New.
4832 * toplev.c (process_options): Handle flag_gtoggle,
4833 flag_dump_final_insns.
4834 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4835 during -fcompare-debug-second compilation.
4837 2009-06-07 Ian Lance Taylor <iant@google.com>
4839 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4840 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4842 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4843 with no default node. Change warning with %H to warning_at.
4844 Don't clear warn_switch around case checking.
4845 * doc/invoke.texi (Warning Options): Clarify distinction between
4846 -Wswitch and -Wswitch-enum.
4848 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4850 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4852 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4854 * gbl-ctors.h: Add header guard.
4856 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4858 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4859 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4860 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4861 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4862 prototypes for removed functions.
4863 (expressions_equal_p): Move to ...
4864 * tree-ssa-sccvn.h: ... here and ...
4865 * matrix-reorg.c: ... adjust includes.
4867 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4869 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4871 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4873 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4874 (finish_function): Remove erroneous whitespace.
4876 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4878 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4879 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4881 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4883 * errors.c (internal_error): Commentary typo fix.
4884 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4885 * tree-ssa-pre.c: Ditto.
4887 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4889 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4890 them is supposed to hold actual statements.
4892 2009-06-06 Ian Lance Taylor <iant@google.com>
4894 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4895 empty statements can now have attributes.
4897 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4899 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4900 * config/mips/mips.md: Ditto.
4902 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4904 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4906 (__eabi_uconvert): Likewise.
4908 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4910 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4911 CFI_* definitions with IN_GCC.
4913 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4915 * xcoffout.h (xcoffout_source_line): Update prototype.
4917 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4919 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4920 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4922 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4925 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4926 inlined_function_outer_scope_p blocks for artificial inlines
4928 * tree.c (tree_nonartificial_location): Rewrite using
4929 block_nonartificial_location.
4931 2009-06-05 Revital Eres <eres@il.ibm.com>
4932 Leehod Baruch <leehod@il.ibm.com>
4934 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4935 (expand_expr_real_1): Remove comment.
4936 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4937 Vectorize misaligned access when the target supports it.
4938 (vect_supportable_dr_alignment): Check for unaligned access support.
4939 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4942 2009-06-05 Julian Brown <julian@codesourcery.com>
4944 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4945 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4947 2009-06-05 Richard Guenther <rguenther@suse.de>
4950 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4953 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4955 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4956 (save_gprs): Don't tell unwinder when a global register is saved.
4957 (s390_emit_epilogue): Emit needed epilogue unwind info.
4959 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4961 * dwarf2out.c (deferred_asm_name): New.
4962 (add_name_and_src_coords_attributes): Defer creation of
4963 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4965 (move_linkage_attr): New.
4966 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4969 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4971 * tree-nested.c (finalize_nesting_tree_1): Declare the
4972 frame_decl in the binding tree.
4974 2009-06-04 Cary Coutant <ccoutant@google.com>
4976 * basic-block.h (struct basic_block_def): Add discriminator field.
4977 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4979 * debug.c (do_nothing_debug_hooks): Add additional entry.
4980 (debug_nothing_int_charstar_int): New function.
4981 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4982 (debug_nothing_int_charstar_int): New declaration.
4983 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4984 discriminator value in .loc directive.
4985 * final.c (last_discriminator): New variable.
4986 (discriminator): New variable.
4987 (final_start_function): Initialize above variables, pass current
4988 discriminator to debug hook.
4989 (notice_source_line): Check for discriminator change.
4990 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4991 * sdbout.c (sdbout_source_line): New parameter.
4992 * tree-cfg.c (struct locus_discrim_map): New structure type.
4993 (discriminator_per_locus): New hash table.
4994 (build_gimple_cfg): Allocate and free discriminator hash table.
4995 (make_edges): Call assign_discriminator.
4996 (locus_map_hash): New function.
4997 (locus_map_eq): New function.
4998 (next_discriminator_for_locus): New function.
4999 (same_line_p): New function.
5000 (assign_discriminator): New function.
5001 (make_cond_expr_edges): Call assign_discriminator.
5002 (make_gimple_switch_edges): Likewise.
5003 (first_non_label_stmt): New function.
5004 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5006 * xcoffout.c (xcoffout_source_line): Add new parameter.
5008 * configure.ac (gcc_cv_as_discriminator): New configury check for
5009 gas support for discriminator.
5010 * configure: Regenerate.
5011 * config.in: Regenerate.
5013 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5015 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5016 val after checking for integers.
5018 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5020 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5022 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5023 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5024 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5025 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5026 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5027 X64_SSE_REGPARM_MAX.
5028 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5029 X64_SSE_REGPARM_MAX.
5031 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5033 * gcc.c (report_times_to_file): New.
5034 (execute): Implement it.
5035 (process_command): Support -time=.
5036 * doc/invoke.texi: Document it.
5038 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5040 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5041 that have value exprs.
5043 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5045 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5046 declarations for constants until...
5047 (dw2_output_indirect_constant_1): ... this point.
5049 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5052 * arm.md (arm_addsi3): Don't try to split an add with an
5053 eliminable register until after reload has completed.
5055 2009-06-03 Ian Lance Taylor <iant@google.com>
5057 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5058 * genattrtab.c (write_length_unit_log): Likewise.
5059 * genchecksum.c (dosum): Likewise.
5060 * gengtype.c (write_rtx_next): Likewise.
5061 (finish_root_table, write_roots): Likewise.
5062 * gimple.c (gimple_ops_offset_): Likewise.
5063 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5064 * config/arc/arc.c (arc_attribute_table): Likewise.
5065 * config/arm/arm.c (arm_attribute_table): Likewise.
5066 * config/avr/avr.c (avr_attribute_table): Likewise.
5067 * config/crx/crx.c (crx_attribute_table): Likewise.
5068 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5069 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5070 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5071 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5072 * config/sh/sh.c (sh_attribute_table): Likewise.
5073 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5074 * config/spu/spu.c (spu_attribute_table): Likewise.
5075 * config/v850/v850.c (v850_attribute_table): Likewise.
5077 * config/alpha/alpha.c (vms_attribute_table): Make static.
5078 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5079 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5080 * config/mips/mips.c (mips_attribute_table): Likewise.
5082 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5084 (cc1-checksum.o): Likewise.
5086 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5088 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5090 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5092 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5093 insn if it is changing sp. Use gen_add3_insn instead of
5094 conditionally gen_addsi3 and gen_adddi3.
5095 (offset_below_red_zone_p): New static inline function.
5096 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5097 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5098 * config/rs6000/ppc-asm.h: Include auto-host.h.
5099 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5100 CFI_RESTORE): Define.
5101 * config/rs6000/crtresxgpr.asm: Add unwind info.
5102 * config/rs6000/crtresxfpr.asm: Likewise.
5103 * config/rs6000/crtresgpr.asm: Likewise.
5104 * config/rs6000/crtresfpr.asm: Likewise.
5105 * config/rs6000/crtsavgpr.asm: Likewise.
5106 * config/rs6000/crtsavfpr.asm: Likewise.
5108 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5109 argument of DWARF2_FRAME_REG_OUT macros.
5111 2009-06-03 Julian Brown <julian@codesourcery.com>
5113 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5114 words or less (including TImode) in core registers.
5116 2009-06-03 Richard Guenther <rguenther@suse.de>
5119 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5121 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5123 * statistics.c (statistics_counter_event): Do not record event
5124 in pass dump if its number == -1.
5125 (curr_statistics_hash): Add assert that we never get passes
5126 with static number == -1.
5128 2009-06-03 Richard Guenther <rguenther@suse.de>
5129 Andrey Belevantsev <abel@ispras.ru>
5131 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5132 non-BLKmode arrays addressable.
5134 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5136 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5137 * config/m68k/m68k.h: ... here.
5138 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5141 2009-06-03 Martin Jambor <mjambor@suse.cz>
5143 PR tree-optimization/40323
5144 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5147 2009-06-03 Richard Guenther <rguenther@suse.de>
5149 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5152 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5154 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5155 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5156 JUMP_TABLE_DATA_P where applicable.
5157 * config/sh/sh.c: Ditto.
5158 * config/sh/sh.h: Ditto.
5159 * config/sh/sh.md: Ditto.
5160 * config/sh/symbian.c: Ditto.
5162 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5164 * config/i386/driver-i386.c (describe_cache): Optimize
5165 concatenation of strings. Use snprintf instead of sprintf.
5166 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5167 target when not compiling with GCC.
5169 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5171 * config/sh/sh.c: Revert last change.
5172 (sh_expand_epilogue): Emit a blockage insn before the frame
5173 pointer adjustment unconditionally.
5175 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5177 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5178 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5179 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5180 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5181 to COLLECT_GCC_OPTIONS.
5183 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5185 * collect2.c (target_system_root): New variable.
5186 (main): Handle --sysroot=.
5187 (ignore_library): Strip the sysroot from the library path.
5189 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5191 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5192 (collect2.o): Depend on collect2-aix.h.
5193 (collect2-aix.o): New rule.
5194 * collect2-aix.h: New file.
5195 * collect2-aix.c: Likewise.
5196 * collect2.c: Include collect2-aix.h. Don't undefine
5197 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5198 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5199 Use TARGET_AIX_VERSION instead of _AIX51.
5200 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5201 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5202 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5203 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5204 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5206 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5208 * collect2.c (ignore_library): Avoid premature post-increment
5211 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5213 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5214 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5215 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5216 CROSS_DIRECTORY_STRUCTURE too.
5217 (LINK_LIBG_SPEC): Likewise.
5218 (LIB_SPEC): Add %R to sysroot paths.
5219 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5220 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5221 * config/rs6000/aix51.h: As for aix43.h.
5222 * config/rs6000/aix52.h: Likewise.
5223 * config/rs6000/aix53.h: Likewise.
5224 * config/rs6000/aix61.h: Likewise.
5225 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5226 to the beginning of sysroot paths.
5228 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5230 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5231 INSN_LISTs that are out of the REG_NOTE range.
5233 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5235 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5236 (struct var_to_expand): Likewise.
5237 (struct opt_info): Add head and tail for linked lists of the above.
5238 (analyze_insn_to_expand_var): Initialize next.
5239 (analyze_iv_to_split_insn): Likewise.
5240 (analyze_insns_in_loop): Create linked lists.
5241 (allocate_basic_variable): Simplify for use without hash table.
5242 (insert_var_expansion_initialization): Likewise, make it type-safer.
5243 (combine_var_copies_in_loop_exit): Likewise.
5244 (apply_opt_in_copies): Walk lists rather than hash tables.
5245 (release_var_copies): Simplified and inlined by hand into...
5246 (free_opt_info): ... this function.
5248 2009-06-02 Richard Guenther <rguenther@suse.de>
5250 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5253 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5255 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5256 only for builtins that are not overridden.
5258 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5260 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5263 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5265 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5267 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5269 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5271 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5273 * common.opt (fdump-unnumbered-links): New.
5274 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5275 * print-rtl.c (flag_dump_unnumbered_links): New.
5276 (print_rtx): Test it.
5278 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5280 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5281 push/pop multiple to 8-byte alignment.
5283 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5285 * config/i386/i386.c (queued_cfa_restores): New static variable.
5286 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5288 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5289 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5290 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5291 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5292 note unconditionally.
5293 (ix86_emit_restore_regs_using_mov): Likewise.
5294 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5295 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5296 it through to ix86_emit_restore_reg_using_pop.
5297 (ix86_emit_leave): Add RED_OFFSET argument. Call
5298 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5299 instead of adding REG_CFA_OFFSET note unconditionally.
5300 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5301 the above functions. Call ix86_add_queued_cfa_restore_notes when
5304 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5305 force output of the label even for dwarf2out_do_cfi_asm.
5306 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5307 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5308 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5310 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5311 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5312 dwarf2out_cfi_label callers.
5313 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5314 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5315 Adjust dwarf2out_cfi_label callers.
5316 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5318 * config/i386/i386.h (struct machine_cfa_state,
5319 struct machine_function): Guard with ifndef USED_FOR_TARGET
5320 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5323 * emutls.c (__emutls_get_address): Change arr->size to mean number
5324 of allocated arr->data entries instead of # of slots + 1.
5327 * recog.c (peep2_reinit_state): New function.
5328 (peephole2_init_state): Use it at the end of a basic block and also
5329 when seeing a RTX_FRAME_RELATED_P insn.
5331 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5333 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5334 fixuns_truncrfdi2): New.
5335 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5336 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5337 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5338 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5339 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5340 *recip_approx): Remove.
5341 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5342 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5343 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5345 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5348 2009-06-01 Ian Lance Taylor <iant@google.com>
5350 * attribs.c (register_attribute): Use CONST_CAST.
5351 * collect2.c (main): Use CONST_CAST2.
5352 (scan_prog_file): Likewise.
5353 * gcc.c (process_command, main): Likewise.
5354 * toplev.c (toplev_main): Likewise.
5356 * c-typeck.c (handle_warn_cast_qual): New static function,
5357 partially broken out of build_c_cast.
5358 (build_c_cast): Call handle_warn_cast_qual.
5359 * doc/invoke.texi (Warning Options): Document new effect of
5362 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5364 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5365 (diagnostic_report_current_module): Print columns.
5366 * common.opt (flag_show_column): Enable by default.
5368 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5370 * alias.c (find_base_term): Check for NULL term before returning.
5372 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5374 Revert due to PR40320:
5375 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5376 * calls.c (emit_library_call_value_1): Don't force_operand for move
5379 2009-06-01 Olivier Hainque <hainque@adacore.com>
5380 Eric Botcazou <ebotcazou@adacore.com>
5382 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5383 to be processed as a bitfield for constructor output purposes.
5384 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5386 * varasm.c (oc_local_state): New type, output_constructor
5387 local state to support communication with helpers.
5388 (oc_outer_state): New type, output_constructor outer state of
5389 relevance in recursive calls.
5390 (output_constructor_array_range): New output_constructor helper,
5391 extracted code for an array range element.
5392 (output_constructor_regular_field): New output_constructor helper,
5393 extracted code for an element that is not a bitfield.
5394 (output_constructor_bitfield): New output_constructor helper,
5395 extracted code for a bitfield element. Accept an OUTER state
5396 argument for recursive processing. Recurse on record or array
5397 CONSTRUCTOR values, possibly past noop conversions.
5398 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5399 VALUE is a valid constant-valued expression for use in a static
5400 bit-field initializer.
5401 (output_constructor): Rework to use helpers. Accept and honor an
5402 OUTER state argument for recursive calls. Return total size. Be
5403 prepared for nested constructors initializing bitfields.
5404 (output_constant): Feed OUTER in calls to output_constructor.
5406 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5408 * calls.c (emit_library_call_value_1): Don't force_operand for move
5411 2009-06-01 Nick Clifton <nickc@redhat.com>
5413 * doc/invoke.texi (IA-64 Options): Fix typo.
5415 2009-06-01 Ira Rosen <irar@il.ibm.com>
5417 PR tree-optimization/39129
5418 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5420 (vect_do_peeling_for_loop_bound): Use
5421 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5422 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5423 (vect_loop_versioning): Likewise.
5424 (vect_create_cond_for_alias_checks): Fix indentation.
5425 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5427 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5428 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5429 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5430 "control flow in loop".
5431 (vect_estimate_min_profitable_iters): Use
5432 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5433 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5434 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5435 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5436 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5437 statement belongs to a group of strided accesses with the exact code
5439 (vectorizable_load): Likewise.
5440 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5441 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5443 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5445 * config/freebsd-stdint.h: New file.
5446 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5447 Add freebsd-stdint.h to tm_file.
5449 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5451 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5452 (thumb2_extendhidi2): Likewise.
5454 2009-05-31 Ian Lance Taylor <iant@google.com>
5456 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5458 2009-05-31 Ian Lance Taylor <iant@google.com>
5460 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5461 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5462 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5464 2009-05-31 Jason Merrill <jason@redhat.com>
5466 * tree-pretty-print.c (print_call_name): Take the callee, not the
5467 call itself. Make non-static. Use dump_function_name for functions.
5468 (dump_generic_node): Adjust.
5469 * diagnostic.h: Declare print_call_name.
5470 * gimple-pretty-print.c (dump_gimple_call): Use it.
5472 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5474 * config/sh/sh.md (ashldi3_std): New define_expand.
5477 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5480 * config/sh/sh.c: Include debug.h.
5481 (sh_expand_epilogue): Emit a blockage insn before the frame
5482 pointer adjustment also when dwarf2out_do_frame returns true.
5484 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5486 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5487 (thumb2_extendqidi2): New pattern.
5489 2009-05-31 Ira Rosen <irar@il.ibm.com>
5491 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5492 mark phis for renaming.
5493 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5494 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5495 Call mark_sym_for_renaming.
5496 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5497 * tree-vect-loop.c (vect_transform_loop): Remove
5498 vect_memsyms_to_rename initialization and a call to
5499 mark_set_for_renaming.
5501 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5504 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5505 frame related even if !set_cfa && style < 0.
5507 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5509 * config/i386/mingw-tls.c: New file.
5510 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5511 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5512 defining _WIN32 but not __CYGWIN__.
5514 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5516 * configure.ac: Add MPC support.
5518 * config.in, configure: Regenerate.
5520 2009-05-29 Richard Henderson <rth@redhat.com>
5522 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5523 NOTE_INSN_BASIC_BLOCK.
5524 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5525 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5526 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5528 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5530 (add_cfi): Disable check redefining cfa away from drap.
5531 (lookup_cfa_1): Add remember argument; handle remember/restore.
5532 (lookup_cfa): Pass remember argument.
5533 (cfa_remember): New.
5534 (compute_barrier_args_size_1): Remove sibcall check.
5535 (dwarf2out_frame_debug_def_cfa): New.
5536 (dwarf2out_frame_debug_adjust_cfa): New.
5537 (dwarf2out_frame_debug_cfa_offset): New.
5538 (dwarf2out_frame_debug_cfa_register): New.
5539 (dwarf2out_frame_debug_cfa_restore): New.
5540 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5541 (dwarf2out_begin_epilogue): New.
5542 (dwarf2out_frame_debug_restore_state): New.
5543 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5544 DW_CFA_restore_state.
5545 (output_cfi_directive): Likewise.
5546 (convert_cfa_to_fb_loc_list): Likewise.
5547 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5548 * dwarf2out.h: Update.
5549 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5550 (copy_insn_1): Early out for null.
5551 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5552 and dwarf2out_frame_debug_restore_state.
5553 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5554 (prologue_insn_hash, epilogue_insn_hash): New.
5555 (free_after_compilation): Adjust freeing accordingly.
5556 (record_insns): Create hash table if needed; push insns into
5557 hash instead of array.
5558 (maybe_copy_epilogue_insn): New.
5559 (contains): Search hash table instead of array.
5560 (sibcall_epilogue_contains): Remove.
5561 (thread_prologue_and_epilogue_insns): Split eh_return insns
5562 and mark them as epilogues.
5563 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5564 scanning in terms of basic blocks.
5565 * insn-notes.def (CFA_RESTORE_STATE): New.
5566 * jump.c (returnjump_p_1): Accept EH_RETURN.
5567 (eh_returnjump_p_1, eh_returnjump_p): New.
5568 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5569 CFA_REGISTER, CFA_RESTORE): New.
5570 * rtl.def (EH_RETURN): New.
5571 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5573 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5574 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5576 * config/i386/i386.c (gen_push): Update cfa state.
5577 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5578 add a CFA_ADJUST_CFA note.
5579 (ix86_dwarf_handle_frame_unspec): Remove.
5580 (ix86_expand_prologue): Update cfa state.
5581 (ix86_emit_restore_reg_using_pop): New.
5582 (ix86_emit_restore_regs_using_pop): New.
5583 (ix86_emit_leave): New.
5584 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5585 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5586 * config/i386/i386.h (struct machine_cfa_state): New.
5587 (ix86_cfa_state): New.
5588 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5589 (eh_return_internal): Merge from eh_return_<mode>,
5590 use eh_return rtx, split w/ epilogue.
5592 2009-05-29 Ian Lance Taylor <iant@google.com>
5594 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5596 * calls.c (emit_library_call_value_1): Likewise.
5598 * c-typeck.c (c_build_va_arg): New function.
5599 * c-tree.h (c_build_va_arg): Declare.
5600 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5601 instead of build_va_arg.
5603 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5605 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5606 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5607 (ptr_difference_cost): Use affine combinations to compute it.
5608 (difference_cost): Likewise.
5609 (get_computation_cost_at): Compute more accurate cost for addresses
5610 if the ratio is a multiplier allowed in addresses.
5611 For non-addresses, consider that an additional offset or symbol is
5614 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5616 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5617 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5619 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5620 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5621 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5623 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5624 to 1 for TYPE_SSE{IADD1,CVT1}.
5625 (prefix_vex_imm8): Removed.
5626 (length_vex): Only pass 1 as second argument to
5627 ix86_attr_length_vex_default if prefix_extra is 0.
5628 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5629 (length): For prefix vex computation use length_immediate
5630 attribute instead of prefix_vex_imm8.
5631 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5632 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5633 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5634 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5635 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5636 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5637 a space in between the operands.
5638 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5639 if one operand is 0xff and the other one si, di, bp or sp.
5640 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5641 other one si, di, bp or sp.
5642 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5643 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5644 type and mode attributes.
5645 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5646 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5647 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5648 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5649 prefix_data16 attribute iff MODE_DF.
5650 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5651 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5652 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5653 constm128_operand in length_immediate computation.
5654 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5655 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5656 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5657 length_immediate attribute to 1.
5658 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5659 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5660 for certain alternatives.
5661 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5662 prefix_data16 attribute if MODE_V1DF.
5663 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5664 length_immediate to 1.
5665 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5666 length_address to 4, set mode attribute to MODE_DI.
5667 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5668 (fxam<mode>2_i387): Set length attribute to 4.
5669 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5670 *prefetch_3dnow_rex): Override length_address attribute.
5671 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5673 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5674 (constm128_operand): Removed.
5675 * config/i386/i386.c (memory_address_length): For
5676 disp && !index && !base in 64-bit mode account for SIB byte if
5677 print_operand_address can't optimize disp32 into disp32(%rip)
5678 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5679 for fs: or gs: segment.
5680 (ix86_attr_length_immediate_default): When checking if shortform
5681 is possible, truncate immediate to the length of the non-shortened
5683 (ix86_attr_length_address_default): Ignore MEM_P operands
5685 (ix86_attr_length_vex_default): Only check for DImode on
5686 GENERAL_REG_P operands.
5687 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5688 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5689 (sse_cvttps2pi): Clear prefix_rep attribute.
5690 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5692 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5693 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5694 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5695 iff operand 2 is const_int_operand.
5696 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5697 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5698 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5700 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5702 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5703 prefix_data16 attribute for movlpd and movhpd instructions.
5704 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5705 length_immediate for shufpd instruction.
5706 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5707 (avx_cmpp<avxmodesuffixf2c><mode>3,
5708 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5709 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5710 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5711 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5712 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5713 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5714 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5715 prefix_data16 attribute for the first alternative to 1.
5716 (*avx_loadlps): Override length_immediate for the first alternative.
5717 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5718 attributes for second alternative.
5719 (*vec_concatv2sf_sse4_1): Override length_immediate and
5720 prefix_data16 attributes for second alternative.
5721 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5722 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5723 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5724 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5725 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5726 prefix_data16 and length_immediate to 1.
5727 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5729 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5730 prefix_extra attribute for variants that don't have 0f prefix alone.
5731 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5732 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5733 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5734 *sse4_1_pextrd): Set length_immediate to 1.
5735 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5736 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5738 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5739 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5740 length_immediate to 1 for second alternative.
5741 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5742 prefix_extra and length_immediate attributes for the first
5744 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5746 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5747 to 1 for the first and third alternative.
5748 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5750 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5752 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5754 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5755 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5756 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5757 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5758 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5759 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5760 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5761 ssse3_psign<mode>3): Override prefix_rex attribute.
5762 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5763 (ssse3_palignrti): Override length_immediate to 1.
5764 (ssse3_palignrdi): Override length_immediate to 1, override
5765 prefix_rex attribute.
5766 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5767 (sse4a_extrqi): Override length_immediate to 2.
5768 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5769 (sse4a_insertq): Override prefix_data16 to 0.
5770 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5771 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5772 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5773 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5774 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5775 and length_immediate to 1.
5776 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5777 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5778 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5779 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5780 and length_immediate to 1.
5781 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5782 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5783 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5784 avx_ptest256): Override prefix_extra to 1.
5785 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5786 Override prefix_data16 and length_immediate to 1.
5787 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5788 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5789 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5790 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5791 prefix_data16 to 0 and prefix_extra to 2.
5792 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5793 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5795 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5796 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5797 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5798 and prefix_extra to 2.
5799 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5800 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5801 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5802 avx_vpermilvar<mode>3,
5803 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5804 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5805 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5806 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5807 Override prefix_extra to 1.
5808 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5809 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5810 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5811 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5812 prefix_extra and length_immediate to 1.
5813 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5815 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5816 to 1 for the first alternative.
5817 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5818 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5820 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5821 *movv2sf_internal_avx, *movv2sf_internal): Override
5822 prefix_rep attribute for certain alternatives.
5823 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5824 attributes for certain alternatives.
5825 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5826 attributes for certain alternatives.
5827 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5828 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5829 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5830 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5831 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5832 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5833 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5834 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5835 length_immediate to 1 if operand 2 is const_int_operand.
5836 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5837 *vec_extractv2si_1): Set length_immediate attribute to 1.
5838 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5839 using old 3DNOW insn rather than SSE/3DNOW_A.
5840 (mmx_emms, mmx_femms): Clear modrm attribute.
5842 2009-05-29 Martin Jambor <mjambor@suse.cz>
5844 * tree-sra.c: New implementation of SRA.
5846 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5847 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5848 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5849 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5850 (SRA_MAX_STRUCTURE_COUNT): Removed.
5851 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5852 * doc/invoke.texi (sra-max-structure-size): Removed.
5853 (sra-field-structure-ratio): Removed.
5855 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5858 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5861 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5863 PR rtl-optimization/40101
5864 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5865 seqno. Adjust comment.
5866 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5867 inserting bookkeeping before a jump, the jump is not scheduled.
5868 When no positive seqno found, provide a value. Add comment.
5870 2009-05-29 Richard Guenther <rguenther@suse.de>
5872 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5873 short-cutting on the first component.
5875 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5878 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5879 for trees other than decls/types.
5881 2009-05-29 Richard Guenther <rguenther@suse.de>
5883 * tree-ssa-operands.c (get_expr_operands): Do not handle
5884 INDIRECT_REFs in the handled-component case. Remove
5885 unused get_ref_base_and_extent case.
5886 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5887 tree_low_cst and host_integerp where possible.
5888 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5889 codes for equivalence.
5890 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5892 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5894 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5895 to tmake_file for i[34567]86-*-cygwin*.
5897 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5900 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5901 (altivec_categorize_keyword, init_vector_keywords,
5902 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5905 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5907 * tree.c (handle_dll_attribute): Check if node is
5908 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5910 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5912 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5914 (thumb2_zero_extendqidi2): Likewise.
5916 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5918 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5919 instead of gen_movrt.
5920 * config/sh/sh.md (movrt): Remove.
5922 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5924 * doc/invoke.texi (IA-64 Options):
5925 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5926 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5927 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5928 -msched-prefer-non-control-spec-insns,
5929 -msched-stop-bits-after-every-cycle,
5930 -msched-count-spec-in-critical-path,
5931 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5932 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5933 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5934 and -msched-spec-verbose.
5936 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5938 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5939 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5941 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5943 2009-05-28 Richard Guenther <rguenther@suse.de>
5945 * tree-ssa-alias.c (ao_ref_init): New function.
5946 (ao_ref_base): Likewise.
5947 (ao_ref_base_alias_set): Likewise.
5948 (ao_ref_alias_set): Likewise.
5949 (refs_may_alias_p_1): Change signature.
5950 (refs_may_alias_p): Adjust.
5951 (refs_anti_dependent_p): Likewise.
5952 (refs_output_dependent_p): Likewise.
5953 (call_may_clobber_ref_p_1): Change signature.
5954 (call_may_clobber_ref_p): Adjust.
5955 (stmt_may_clobber_ref_p_1): New function split out from ...
5956 (stmt_may_clobber_ref_p): ... here.
5957 (maybe_skip_until): Adjust signature.
5958 (get_continuation_for_phi): Likewise.
5959 (walk_non_aliased_vuses): Likewise.
5960 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5961 (ao_ref_init): Declare.
5962 (ao_ref_base): Likewise.
5963 (ao_ref_alias_set): Likewise.
5964 (stmt_may_clobber_ref_p_1): Likewise.
5965 (walk_non_aliased_vuses): Adjust.
5966 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5967 (get_ref_from_reference_ops): remove.
5968 (vn_reference_lookup_2): Adjust signature.
5969 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5970 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5971 (vn_reference_lookup): Adjust.
5972 (vn_reference_insert): Likewise.
5973 (vn_reference_insert_pieces): Adjust signature.
5974 (visit_reference_op_call): Adjust.
5975 * tree-ssa-pre.c (get_expr_type): Simplify.
5976 (phi_translate_1): Adjust.
5977 (compute_avail): Likewise.
5978 (translate_vuse_through_block): Do not re-build trees.
5979 (value_dies_in_block_x): Likewise.
5980 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5982 (vn_reference_lookup_pieces): Adjust declaration.
5983 (vn_reference_insert_pieces): Likewise.
5985 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5987 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5988 with checking disabled.
5990 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5994 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5995 macro definition for support of three-operand format aligned
5996 .comm directive in assembler on cygwin/pe/mingw target OS.
5997 * configure: Regenerate.
5998 * config.h: Regenerate.
6000 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6001 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6002 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6004 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6005 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6007 2009-05-28 Ira Rosen <irar@il.ibm.com>
6009 PR tree-optimization/40254
6010 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6011 in analysis of basic blocks.
6013 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6016 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6017 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6018 (TARGET_INITIALIZER): Use it.
6019 * cse.c (CHEAPER): Move it up to the other macros.
6020 (insert): Rename this ...
6021 (insert_with_costs): ... to this. Add cost parameters. Update
6023 (insert): New function. Call insert_with_costs.
6024 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6025 find_reg_offset_for_const, try_const_anchors): New functions.
6026 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6027 when using a const-anchor. Call insert_const_anchors.
6028 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6029 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6031 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6033 * tree-inline.c (remap_decls): Enable nonlocalized variables
6034 when not optimizing.
6036 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6038 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6039 Simplify other tests involving optimize.
6041 2009-05-27 Tom Tromey <tromey@redhat.com>
6043 * unwind-dw2.c (_Unwind_DebugHook): New function.
6044 (uw_install_context): Call _Unwind_DebugHook.
6046 2009-05-27 Tom Tromey <tromey@redhat.com>
6048 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6050 2009-05-27 Ian Lance Taylor <iant@google.com>
6052 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6053 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6054 (ALL_LINKERFLAGS): Define.
6055 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6056 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6057 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6058 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6059 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6060 $(LINKER_FOR_BUILD).
6061 (build/gcov-iov$(build_exeext)): Likewise.
6063 2009-05-27 Julian Brown <julian@codesourcery.com>
6065 * gcse.c (target.h): Include.
6066 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6067 copy of argument to a pseudo register.
6069 2009-05-27 Diego Novillo <dnovillo@google.com>
6071 * tree-ssa-live.c (dump_scope_block): Document arguments.
6072 (dump_scope_blocks): Document.
6073 (debug_scope_blocks): New.
6074 * tree-flow.h (debug_scope_blocks): Declare.
6076 2009-05-21 Denis Chertykov <denisc@overta.ru>
6078 * doc/contrib.texi (Contributors): Add myself to the list.
6080 2009-05-27 Olivier Hainque <hainque@adacore.com>
6082 * expr.c (target_align): New function. Alignment the TARGET of an
6083 assignment may be assume to have.
6084 (highest_pow2_factor_for_target): Use it instead of relying on
6085 immediate tree attributes of TARGET, not necessarily honored when
6086 intermediate bitfields are involved.
6088 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6091 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6092 AVX, SSE4, AES, PCLMUL and POPCNT.
6094 2009-05-27 Diego Novillo <dnovillo@google.com>
6096 * tree-pretty-print.c (dump_location): New.
6097 (dump_generic_node): Call it.
6098 Factor code to handle BLOCK nodes ...
6099 (dump_block_node): ... here.
6101 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6103 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6105 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6107 * gcc-plugin.h: Include config.h and system.h.
6108 (IN_GCC): Define if not defined.
6110 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6113 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6116 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6118 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6120 * config/m32r/m32r.h: Ditto.
6121 * config/m32r/m32r.md: Ditto.
6122 * config/m32r/predicates.md: Ditto.
6124 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6126 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6128 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6131 (Loading plugins): typo.
6132 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6133 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6134 (Interacting with the GCC Garbage Collector): Added new section.
6135 (Giving information about a plugin): Added new section for
6137 * ggc.h (ggc_register_root_tab): Added declaration.
6138 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6139 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6140 (register_callback): Improved comment in declaration.
6141 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6142 (extra_root_vec) Added static variable for dynamic roots registration.
6143 (ggc_register_root_tab) Added new routine.
6144 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6145 PLUGIN_GGC_MARKING event.
6146 * ggc-zone.c: Include plugin.h.
6147 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6148 * ggc-page.c: Include plugin.h.
6149 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6150 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6151 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6152 (register_callback): check lack of callbacks for
6153 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6154 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6155 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6156 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6157 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6158 dependency on plugin.h.
6159 (plugin.o): Added dependency on ggc.h...
6161 2009-05-26 Richard Guenther <rguenther@suse.de>
6165 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6166 with mismatched comparison modes.
6168 * expr.c (expand_expr_real_1): Expand the operand of a
6169 VIEW_CONVERT_EXPR in its natural mode.
6171 2009-05-26 Ian Lance Taylor <iant@google.com>
6173 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6174 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6175 (ALL_COMPILERFLAGS): Define.
6176 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6177 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6178 (collect2$(exeext), collect2.o): Likewise.
6179 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6180 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6181 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6182 (libbackend.o, intl.o, cppdefault.o): Likewise.
6183 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6184 (build/%.o): Use $(COMPILER_FOR_BUILD).
6185 (build/gen%$(build_exeext)): Likewise.
6186 (build/gcov-iov$(build_exeext)): LIkewise.
6187 * config/t-darwin (darwin.o): Use $(COMPILER).
6188 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6189 * config/t-sol2 (sol2-c.o): Likewise.
6191 * config/t-vxworks (vxworks.o): Likewise.
6192 * config/x-darwin (host-darwin.o): Likewise.
6193 * config/x-hpux (host-hpux.o): Likewise.
6194 * config/x-linux (host-linux.o): Likewise.
6195 * config/x-solaris (host-solaris.o): Likewise.
6196 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6197 * config/arm/t-arm (arm-c.o): Likewise.
6198 * config/arm/t-pe (pe.o): Likewise.
6199 * config/arm/t-wince-pe (pe.o): Likewise.
6200 * config/i386/t-cygming (winnt.o): Likewise.
6201 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6202 * config/i386/t-cygwin (cygwin1.o): Likewise.
6203 (cygwin2.o): Likewise.
6204 * config/i386/t-i386 (i386-c.o): Likewise.
6205 * config/i386/t-interix (winnt.o): Likewise.
6206 * config/i386/t-netware (netware.o): Likewise.
6207 * config/i386/t-nwld (nwld.o): Likewise.
6208 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6209 * config/i386/x-i386 (driver-i386.o): Likewise.
6210 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6211 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6212 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6213 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6214 * config/mips/x-native (driver-native.o): Likewise.
6215 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6216 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6217 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6218 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6219 * config/score/t-score-elf (score7.o): Likewise.
6220 (score3.o): Likewise.
6221 * config/sh/t-sh (sh-c.o): Likewise.
6222 * config/sh/t-symbian (sh-c.o): Likewise.
6223 (symbian.o): Likewise.
6224 * config/spu/t-spu-elf (spu-c.o): Likewise.
6225 * config/v850/t-v850 (v850-c.o): Likewise.
6226 * config/v850/t-v850e (v850-c.o): Likewise.
6228 2009-05-26 Richard Guenther <rguenther@suse.de>
6230 PR tree-optimization/40122
6231 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6232 VECTOR_CSTs if possible.
6233 (fold_gimple_assign): Likewise.
6235 2009-05-26 Richard Guenther <rguenther@suse.de>
6238 * fold-const.c (fold_binary): Use the correct types for building
6241 2009-05-26 Richard Guenther <rguenther@suse.de>
6243 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6244 redundant calls to merge_alias_info.
6245 (bump_vector_ptr): Likewise.
6246 * tree-ssa-copy.c (merge_alias_info): Remove.
6247 (replace_exp_1): Remove call to merge_alias_info.
6248 (propagate_tree_value): Likewise.
6249 (fini_copy_prop): Propagate points-to info.
6250 * tree-flow.h (merge_alias_info): Remove.
6252 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6254 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6256 2009-05-25 Jan Hubicka <jh@suse.cz>
6258 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6259 * cgraph.h (struct inline_summary): New filed self_wize,
6260 size_inlining_benefit, self_time and time_inlining_benefit.
6261 (struct cgraph_global_info): Replace insns by time ans size fields.
6262 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6263 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6264 (ipcp_update_callgraph): Do not touch function bodies.
6265 * ipa-inline.c: Include except.h
6266 (MAX_TIME): New constant.
6267 (overall_insns): Remove.
6269 (overall_size, max_benefit): New static variables.
6270 (cgraph_estimate_time_after_inlining): New function.
6271 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6272 (cgraph_clone_inlined_nodes): Update size.
6273 (cgraph_mark_inline_edge): Update size.
6274 (cgraph_estimate_growth): Use size info.
6275 (cgraph_check_inline_limits): Check size.
6276 (cgraph_default_inline_p): Likewise.
6277 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6278 (cgraph_decide_recursive_inlining): Check size.
6279 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6281 (cgraph_decide_inlining): Likewise.
6282 (cgraph_decide_inlining_incrementally): Likewise; honor
6283 PARAM_EARLY_INLINING_INSNS.
6284 (likely_eliminated_by_inlining_p): New predicate.
6285 (estimate_function_body_sizes): New function.
6286 (compute_inline_parameters): Use it.
6287 * except.c (must_not_throw_labels): New function.
6288 * except.h (must_not_throw_labels): Declare.
6289 * tree-inline.c (init_inline_once): Kill inlining_weigths
6290 * tree-ssa-structalias.c: Avoid uninitialized warning.
6291 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6292 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6293 (PARAM_INLINE_CALL_COST): Remove.
6294 (PARAM_EARLY_INLINING_INSNS): New.
6296 2009-05-25 Richard Guenther <rguenther@suse.de>
6298 PR tree-optimization/36327
6299 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6300 callback for reference translation or lookup at the point of may-defs.
6301 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6302 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6303 for union COMPONENT_REFs.
6304 (vn_reference_lookup_3): New callback. Lookup from memset
6305 and CONSTRUCTOR assignment, translate through struct copies.
6306 (vn_reference_lookup_pieces): Make sure to not free the
6307 passed operands array. Adjust walk_non_aliased_vuses call.
6308 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6309 make sure we do not leak memory.
6311 2009-05-25 Richard Guenther <rguenther@suse.de>
6313 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6314 * tree-inline.c (expand_call_inline): Reset the escaped and
6316 * tree-ssa-structalias.c (pass_build_ealias): New.
6317 * tree-pass.h (pass_build_ealias): Declare.
6318 * passes.c (init_optimization_passes): Add PTA during
6319 early optimizations.
6320 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6321 and CALLUSED solutions.
6322 (dump_points_to_solution): New function, split out from ...
6323 (dump_points_to_info_for): ... here.
6324 * tree-parloops.c (parallelize_loops): Reset the escaped and
6327 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6330 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6331 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6333 2009-05-25 Ira Rosen <irar@il.ibm.com>
6335 PR tree-optimization/40238
6336 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6337 statements after basic block's labels.
6338 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6339 to free the allocated memory.
6341 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6343 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6344 return address with a USE.
6346 2009-05-24 Richard Guenther <rguenther@suse.de>
6349 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6350 array type from the main variant of the inner type.
6352 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6354 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6355 definition to bool (from int) to un-break build.
6356 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6358 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6360 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6361 discard_stmt_changes): Delete.
6362 * tree-ssa-operands.c (scb_stack): Delete.
6363 (init_ssa_operands): Do not initialize it.
6364 (fini_ssa_operands): Do not free it.
6365 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6367 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6368 update_stmt, remove the others. Fix comments.
6369 * tree-dfa.c (optimize_stack_restore): Likewise.
6370 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6371 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6372 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6373 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6375 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6376 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6377 (dom_opt_finalize_block): Likewise, adjusting access to
6379 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6380 (stmts_to_rescan): Change item type to gimple.
6381 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6383 2009-05-24 Ira Rosen <irar@il.ibm.com>
6385 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6386 * tree-pass.h (pass_slp_vectorize): New pass.
6387 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6388 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6389 * tree-vectorizer.c (timevar.h): Include.
6390 (user_vect_verbosity_level): Declare.
6391 (vect_location): Fix comment.
6392 (vect_set_verbosity_level): Update user_vect_verbosity_level
6393 instead of vect_verbosity_level.
6394 (vect_set_dump_settings): Add an argument. Ignore user defined
6395 verbosity if dump flags require higher level of verbosity. Print to
6396 stderr only for loop vectorization.
6397 (vectorize_loops): Update call to vect_set_dump_settings.
6398 (execute_vect_slp): New function.
6399 (gate_vect_slp): Likewise.
6400 (struct gimple_opt_pass pass_slp_vectorize): New.
6401 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6403 (vec_info_for_bb): New function.
6404 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6405 (VECTORIZATION_ENABLED): New macro.
6406 (SLP_ENABLED, SLP_DISABLED): Likewise.
6407 (vect_is_simple_use): Add bb_vec_info argument.
6408 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6409 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6410 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6411 vect_schedule_slp, vect_analyze_slp): Likewise.
6412 (vect_analyze_stmt): Add slp_tree argument.
6413 (find_bb_location): Declare.
6414 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6415 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6416 (vect_analyze_loop_operations, vect_analyze_loop,
6417 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6418 vect_finalize_reduction, vectorizable_reduction,
6419 vectorizable_live_operation, vect_transform_loop): Likewise.
6420 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6421 skip evolution analysis if analyzing a basic block.
6422 (dr_analyze_indices): Likewise.
6423 (initialize_data_dependence_relation): Skip the test whether the
6424 object is invariant for basic blocks.
6425 (compute_all_dependences): Skip dependence analysis for data
6426 references in basic blocks.
6427 (find_data_references_in_stmt): Don't fail in case of invariant
6428 access in basic block.
6429 (find_data_references_in_bb): New function.
6430 (find_data_references_in_loop): Move code to
6431 find_data_references_in_bb and add a call to it.
6432 (compute_data_dependences_for_bb): New function.
6433 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6434 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6436 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6437 unknown dependence in basic block and fail in case of dependence in
6439 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6440 dependence instances from either loop or basic block vectorization
6442 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6443 before calling nested_in_vect_loop_p.
6444 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6445 dependence instances from either loop or basic block vectorization
6447 (vect_verify_datarefs_alignment): Likewise.
6448 (vect_enhance_data_refs_alignment): Adjust function calls.
6449 (vect_analyze_data_refs_alignment): Likewise.
6450 (vect_analyze_group_access): Fix printing. Skip different checks if
6451 DR_STEP is 0. Keep strided stores either in loop or basic block
6452 vectorization data structure. Fix indentation.
6453 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6455 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6456 dependence instances from either loop or basic block vectorization
6458 (vect_analyze_data_refs): Update comment. Call
6459 compute_data_dependences_for_bb to analyze basic blocks.
6460 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6461 case of loop vectorization. In case of basic block vectorization use
6462 data-ref itself as a base.
6463 (vect_create_data_ref_ptr): In case of basic block vectorization:
6464 don't advance the pointer, add new statements before the current
6465 statement. Adjust function calls.
6466 (vect_supportable_dr_alignment): Support only aligned accesses in
6467 basic block vectorization.
6468 * common.opt (ftree-slp-vectorize): New flag.
6469 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6470 (vect_pattern_recog_1): Likewise.
6471 * tree-vect-stmts.c (process_use): Likewise.
6472 (vect_init_vector): Add new statements in the beginning of the basic
6473 block in case of basic block SLP.
6474 (vect_get_vec_def_for_operand): Adjust function calls.
6475 (vect_finish_stmt_generation): Likewise.
6476 (vectorizable_call): Add assert that it is loop vectorization, adjust
6478 (vectorizable_conversion, vectorizable_assignment): Likewise.
6479 (vectorizable_operation): In case of basic block SLP, take
6480 vectorization factor from statement's type and skip the relevance
6481 check. Adjust function calls.
6482 (vectorizable_type_demotion): Add assert that it is loop
6483 vectorization, adjust function calls.
6484 (vectorizable_type_promotion): Likewise.
6485 (vectorizable_store): Check for outer loop only in case of loop
6486 vectorization. Adjust function calls. For basic blocks, skip the
6487 relevance check and don't advance pointers.
6488 (vectorizable_load): Likewise.
6489 (vectorizable_condition): Add assert that it is loop vectorization,
6490 adjust function calls.
6491 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6492 that it is not reduction, get vector type, call only supported
6493 functions, skip loop specific parts.
6494 (vect_transform_stmt): Check for outer loop only in case of loop
6496 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6497 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6498 for external definition.
6499 * passes.c (pass_slp_vectorize): New pass.
6500 * tree-vect-slp.c (find_bb_location): New function.
6501 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6502 check for patterns only in loops.
6503 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6504 case of multiple types in basic block SLP.
6505 (vect_mark_slp_stmts_relevant): New function.
6506 (vect_supported_load_permutation_p): Fix comment.
6507 (vect_analyze_slp_instance): Add argument. In case of basic block
6508 SLP, take vectorization factor from statement's type, check that
6509 unrolling factor is 1. Adjust function call. Save SLP instance in
6510 either loop or basic block vectorization structure. Return FALSE,
6512 (vect_analyze_slp): Add argument. Get strided stores groups from
6513 either loop or basic block vectorization structure. Return FALSE
6514 if basic block SLP failed.
6515 (new_bb_vec_info): New function.
6516 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6517 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6518 (vect_schedule_slp): Add argument. Get SLP instances from either
6519 loop or basic block vectorization structure. Set vectorization factor
6520 to be 1 for basic block SLP.
6521 (vect_slp_transform_bb): New function.
6522 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6524 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6526 * final.c (shorten_branches): Do not align labels for jump tables.
6527 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6529 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6531 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6532 Remove outdated reference to flow.c and fix nits.
6533 * doc/gccint.texi: Tweak RTL description.
6534 * doc/rtl.texi: Likewise.
6536 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6538 * config/avr/avr.c: Change my email address.
6539 * config/avr/avr.h: Likewise.
6540 * config/avr/avr.md: Likewise.
6541 * config/avr/avr-protos.h: Likewise.
6542 * config/avr/libgcc.S: Likewise.
6544 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6546 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6547 (spu_split_load, spu_split_store): Change return type to int.
6548 (spu_split_convert): Declare.
6549 * config/spu/predicates.md (spu_mem_operand): Remove.
6550 (spu_mov_operand): Update.
6551 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6552 * config/spu/spu.c (regno_aligned_for_load): Remove.
6553 (reg_aligned_for_addr, spu_expand_load): Define.
6554 (spu_expand_extv): Reimplement and handle MEM.
6555 (spu_expand_insv): Handle MEM.
6556 (spu_sched_reorder): Handle insn's with length 0.
6557 (spu_legitimate_address_p): Reimplement.
6558 (store_with_one_insn_p): Return TRUE for any mode with size
6559 larger than 16 bytes.
6560 (address_needs_split): Define.
6561 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6563 (spu_convert_move): Define.
6564 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6565 (spu_split_store): Change all MEM's to TImode.
6566 (spu_init_expanders): Preallocate registers that correspond to
6567 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6569 (spu_split_convert): Define.
6570 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6571 (_move<mode>, _movdi, _movti): Update predicate and condition.
6572 (load, store): Change to define_split.
6573 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6575 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6576 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6577 define_insn_and_split of lshr<mode>3.
6578 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6579 (<v>ashr<mode>3_imm): Define.
6580 (extv, extzv, insv): Allow MEM operands.
6581 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6582 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6583 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6584 (_spu_convert2): Change to define_insn_and_split and remove the
6585 corresponding define_peephole2.
6586 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6587 Change predicates to memory_operand.
6589 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6591 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6593 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6595 PR tree-optimization/40219
6596 * tree.c (iterative_hash_expr): Make sure the builtin function is
6597 a normal builtin function and not a front end or back end builtin
6598 before indexing into the built_in_decls array.
6600 2009-05-22 Richard Guenther <rguenther@suse.de>
6603 * alias.c (write_dependence_p): Do not use TBAA for answering
6604 anti-dependence or output-dependence.
6605 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6606 (emit_pointer_definition): Remove.
6607 (emit_alias_warning): Likewise.
6608 (find_what_var_points_to): Remove TBAA pruning code.
6609 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6611 (compute_points_to_sets): Remove code computing the set of
6612 dereferenced pointers.
6613 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6614 oracle for querying anti and output dependencies.
6615 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6616 if TBAA may be applied.
6617 (refs_anti_dependent_p): New function.
6618 (refs_output_dependent_p): Likewise.
6619 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6620 (refs_output_dependent_p): Likewise.
6621 * doc/tree-ssa.texi (Memory model): New section.
6622 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6623 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6624 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6625 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6626 * expr.c (expand_expr_real_1): Likewise.
6627 * gimple-low.c (lower_stmt): Likewise.
6628 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6629 (dump_gimple_cdt): Remove.
6630 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6631 (gimple_size): Likewise.
6632 (walk_gimple_op): Likewise.
6633 (is_gimple_stmt): Likewise.
6634 (walk_stmt_load_store_addr_ops): Likewise.
6635 (gimple_build_cdt): Remove.
6636 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6637 * gimple.h (gimple_cdt_new_type): Remove.
6638 (gimple_cdt_new_type_ptr): Likewise.
6639 (gimple_cdt_set_new_type): Likewise.
6640 (gimple_cdt_location): Likewise.
6641 (gimple_cdt_location_ptr): Likewise.
6642 (gimple_cdt_set_location): Likewise.
6643 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6644 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6645 GIMPLE_CHANGE_DYNAMIC_TYPE.
6646 (verify_types_in_gimple_stmt): Likewise.
6647 * tree-inline.c (estimate_num_insns): Likewise.
6648 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6649 (copy_decl_to_var): Likewise.
6650 (copy_result_decl_to_var): Likewise.
6651 * tree-pretty-print.c (dump_generic_node): Do not handle
6652 CHANGE_DYNAMIC_TYPE_EXPR.
6653 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6654 * tree-ssa-operands.c (get_expr_operands): Likewise.
6655 * tree-ssa-structalias.c (struct variable_info): Remove
6656 no_tbaa_pruning member.
6657 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6658 (unify_nodes): Do not copy it.
6659 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6660 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6661 (set_uids_in_ptset): Do not check it.
6662 (find_what_var_points_to): Likewise.
6663 (compute_tbaa_pruning): Remove.
6664 (compute_points_to_sets): Do not call it.
6665 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6666 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6667 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6668 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6669 (DECL_NO_TBAA_P): Likewise.
6670 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6671 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6672 (expand_omp_atomic_pipeline): Do not set it.
6673 * print-tree.c (print_node): Do not dump it.
6674 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6677 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6680 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6683 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6685 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6688 2009-05-22 Ben Elliston <bje@au.ibm.com>
6690 * Makefile.in (bversion.h, s-bversion): New targets.
6691 (TOPLEV_H): Add bversion.h.
6692 * toplev.h: Include "bversion.h".
6693 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6694 the __format__ attribute only if compiling with the same version
6695 of GCC as the sources (the "build version").
6697 2009-05-22 Ben Elliston <bje@au.ibm.com>
6699 * c-format.c (handle_format_attribute): Fix comment typo.
6701 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6704 * config/ia64/ia64.opt (mfused-madd): New.
6705 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6706 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6707 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6708 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6709 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6710 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6711 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6712 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6713 instruction if !TARGET_FUSED_MADD.
6714 (fpma, fpms): Remove colon from name.
6716 2009-05-22 Richard Guenther <rguenther@suse.de>
6718 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6719 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6720 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6722 (create_expression_by_pieces): Only convert if necessary.
6723 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6724 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6726 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6728 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6729 regular pattern from a template and rename it ...
6730 (*extzv_truncsi_exts): ... to this.
6732 2009-05-21 Richard Guenther <rguenther@suse.de>
6734 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6735 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6736 (cgraph_default_inline_p): Likewise.
6737 (cgraph_decide_inlining_incrementally): Likewise.
6739 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6740 Uros Bizjak <ubizjak@gmail.com>
6742 * config/i386/cpuid.h (bit_MOVBE): New.
6744 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6746 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6747 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6748 (ix86_handle_option): Handle OPT_mmovbe.
6749 (ix86_target_string): Add -mmovbe.
6750 (pta_flags): Add PTA_MOVBE.
6751 (processor_alias_table): Add PTA_MOVBE to "atom".
6752 (override_options): Handle PTA_MOVBE.
6754 * config/i386/i386.h (TARGET_MOVBE): New.
6756 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6757 (*bswapsi_movbe): New.
6758 (*bswapdi_movbe): Likewise.
6759 (bswapdi2): Renamed to ...
6761 (bswapdi2): New expander.
6763 * config/i386/i386.opt (mmovbe): New.
6765 * doc/invoke.texi: Document -mmovbe.
6767 2009-05-21 Taras Glek <tglek@mozilla.com>
6769 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6770 * gcc-plugin.h (plugin_init): Updated signature.
6771 * gcc-plugin.h (plugin_name_args): Moved to this header.
6772 * doc/plugins.texi (plugin_init): Updated documention to reflect
6774 * doc/plugins.texi (plugin_name_args): Added to documention.
6776 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6778 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6779 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6781 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6783 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6784 JUMP_TABLE_DATA_P predicates where applicable.
6785 * config/i386/predicates.md: Ditto.
6786 * config/i386/sse.md: Ditto.
6788 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6790 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6791 operand2 -128 override length_immediate attribute to 1.
6792 * config/i386/predicates.md (constm128_operand): New predicate.
6794 * config/i386/i386.c (memory_address_length): Handle %r12
6795 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6797 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6798 mode look through optional ZERO_EXTEND and SUBREG.
6799 * config/i386/i386.md (R12_REG): New define_constant.
6800 (prefix_data16): For sse unit set also for MODE_TI insns.
6801 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6802 insns set if operand 1 is ext_QIreg_operand.
6803 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6804 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6806 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6807 mode from MODE_DI to MODE_SI.
6808 (movdi_1_rex64): Override modrm and length_immediate attributes
6809 only for movabs (TYPE_IMOV, alternative 2).
6810 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6811 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6812 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6813 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6814 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6815 prefix_rex attribute if DImode.
6816 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6817 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6818 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6819 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6820 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6821 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6822 Likewise. For TYPE_IMOV clear length_immediate attribute.
6823 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6824 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6825 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6826 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6827 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6828 or one operand TYPE_ISHIFT.
6829 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6830 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6831 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6832 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6833 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6834 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6835 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6836 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6837 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6838 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6839 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6840 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6841 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6842 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6843 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6844 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6845 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6846 set mode attribute, don't override length attribute.
6847 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6849 (return_internal_long): Set length attribute to 2 instead of 1.
6850 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6851 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6852 prefix_rex attribute.
6853 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6855 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6857 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6859 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6861 2009-05-20 Ian Lance Taylor <iant@google.com>
6863 * tree.c (build_tree_list_vec_stat): New function.
6864 (ctor_to_vec): New function.
6865 (build_nt_call_vec): New function.
6866 (build_call_array): Change args to be a const pointer.
6867 (build_call_vec): New function.
6868 * tree.h (build_nt_call_vec): Declare.
6869 (build_tree_list_vec_stat): Declare.
6870 (build_tree_list_vec): Define.
6871 (build_call_array): Update declaration.
6872 (build_call_vec): Declare.
6873 (ctor_to_vec): Declare.
6874 * c-common.c (tree_vector_cache): New static variable.
6875 (make_tree_vector): New function.
6876 (release_tree_vector): New function.
6877 (make_tree_vector_single): New function.
6878 (make_tree_vector_copy): New function.
6879 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6880 (make_tree_vector_single, make_tree_vector_copy): Declare.
6881 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6882 (c_parser_expr_list): Don't manage cache here, instead call
6884 (c_parser_release_expr_list): Remove static function.
6885 (c_parser_vec_to_tree_list): Remove static function.
6886 (c_parser_attributes): Call build_tree_list_vec instead of
6887 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6888 c_parser_release_expr_list.
6889 (c_parser_postfix_expression_after_primary): Likewise.
6890 (c_parser_objc_keywordexpr): Likewise.
6892 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6894 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6895 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6896 TARGET_CONVERT_TO_TYPE.
6897 * hooks.c (hook_tree_const_tree_null): Define.
6898 * hooks.h (hook_tree_const_tree_null): Declare.
6899 * target.h (struct gcc_target): Add invalid_parameter_type,
6900 invalid_return_type, promoted_type, and convert_to_type fields.
6901 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6902 (TARGET_INVALID_RETURN_TYPE): Define.
6903 (TARGET_PROMOTED_TYPE): Define.
6904 (TARGET_CONVERT_TO_TYPE): Define.
6905 (TARGET_INITIALIZER): Update for new fields.
6906 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6907 (grokparms): Check targetm.invalid_parameter_type.
6908 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6909 * c-convert.c (convert): Check targetm.convert_to_type.
6911 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6913 * config/mips/mips.md (*extenddi_truncate<mode>,
6914 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6916 (*extendhi_truncateqi): New define_insn_and_sptit.
6918 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6921 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6922 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6924 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6926 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6927 the operand of VIEW_CONVERT_EXPR.
6929 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6931 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6932 extended family and model for Intel processors. Support Intel Atom.
6934 2009-05-20 Olivier Hainque <hainque@adacore.com>
6936 * gstab.h (stab_code_type): Define, to be used instead of the
6937 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6939 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6940 occurrences by stab_code_type.
6941 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6943 2009-05-20 Martin Jambor <mjambor@suse.cz>
6945 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6946 (sra_insert_before): Likewise.
6947 (sra_insert_after): Likewise.
6948 (sra_init_cache): Likewise.
6949 (sra_type_can_be_decomposed_p): Likewise.
6950 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6951 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6952 (sra_insert_before): Likewise.
6953 (sra_insert_after): Likewise.
6954 (sra_init_cache): Likewise.
6955 (insert_edge_copies_seq): Made static and moved upwards.
6957 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6960 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6962 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6963 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6966 2009-05-20 Richard Guenther <rguenther@suse.de>
6968 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6969 with mismatched comparison modes.
6971 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6973 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6974 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6975 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6976 with shifts for Thumb2.
6977 (orsi_notsi): New for orn.
6978 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6979 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6980 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6981 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6982 Don't invert remainder for IOR.
6984 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6986 PR tree-optimization/40087
6987 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6988 number_of_iterations_ne): Rename never_infinite argument.
6989 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6990 number_of_iterations_le): Handle pointer-type ivs when
6991 exit_must_be_taken is false.
6992 (number_of_iterations_cond): Do not always assume that
6993 exit_must_be_taken if the control variable is a pointer.
6995 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6997 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6998 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7000 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7002 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7003 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7005 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7008 * c.opt (Wlogical-op): Disabled by default.
7009 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7011 * doc/invoke.texi (Wlogical-op): Likewise.
7013 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7015 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7017 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7018 Propagate the type of the first operand.
7019 <ASSERT_EXPR>: Simplify.
7020 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7021 Rewrite using the RHS code as discriminant.
7022 <NOP_EXPR>: Turn into CASE_CONVERT.
7023 <PLUS_EXPR>: Propagate the type of the first operand.
7025 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7027 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7028 (ia64_dconst_0_375): New.
7029 * config/ia64/ia64.c (ia64_override_options): Remove
7030 -minline-sqrt-min-latency warning.
7031 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7032 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7033 * config/ia64/ia64.md (*sqrt_approx): Remove.
7034 (sqrtsf2): Remove #if 0.
7035 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7036 (sqrtdf): Remove assert.
7037 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7038 (sqrtxf2): Remove #if 0.
7039 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7040 * div.md (sqrt_approx_rf): New.
7041 (sqrtsf2_internal_thr): New implementation.
7042 (sqrtsf2_internal_lat): New.
7043 (sqrtdf2_internal_thr: New implementation.
7044 (sqrtxf2_internal): New implementation.
7046 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7047 Hans-Peter Nilsson <hp@axis.com>
7049 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7050 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7051 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7052 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7053 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7054 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7055 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7056 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7057 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7058 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7059 * c-common.c: ...from here.
7061 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7063 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7065 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7067 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7069 2009-05-19 Ben Elliston <bje@au.ibm.com>
7071 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7072 assignments with memcpy calls.
7073 (add_fdes): Likewise.
7074 (binary_search_unencoded_fdes): Likewise.
7075 (linear_search_fdes): Eliminate type puns.
7077 2009-05-19 Richard Guenther <rguenther@suse.de>
7079 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7080 not falsely claim to have propagated into all uses.
7082 2009-05-19 Ben Elliston <bje@au.ibm.com>
7084 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7087 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7089 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7090 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7091 (TARGET_LEGITIMATE_ADDRESS_P): New.
7092 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7093 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7095 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7098 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7099 child of the containing namespace's DIE.
7101 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7103 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7104 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7105 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7108 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7111 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7112 gen_align with gen_pad.
7113 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7114 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7116 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7117 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7119 * config/i386/i386.md (align): Renamed to ...
7120 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7121 ASM_OUTPUT_MAX_SKIP_PAD.
7123 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7125 * config.gcc: Fix variable syntax.
7128 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7129 before calling exact_log2.
7130 (output_iorsi3): Likewise.
7131 (output_xorsi3): Likewise.
7133 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7135 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7136 for the none zero constant operand except for EQ and NE
7137 comprisons even when the first operand is R0.
7139 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7141 * config/s390/2064.md: Remove trailing whitespaces.
7142 * config/s390/2084.md: Likewise.
7143 * config/s390/constraints.md: Likewise.
7144 * config/s390/fixdfdi.h: Likewise.
7145 * config/s390/libgcc-glibc.ver: Likewise.
7146 * config/s390/s390-modes.def: Likewise.
7147 * config/s390/s390-protos.h: Likewise.
7148 * config/s390/s390.c: Likewise.
7149 * config/s390/s390.h: Likewise.
7150 * config/s390/s390.md: Likewise.
7151 * config/s390/tpf-unwind.h: Likewise.
7153 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7155 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7157 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7160 * configure.ac (m68k-*-*): Check if binutils support TLS.
7161 * configure: Regenerate.
7162 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7163 * config/m68k/constraints.md (Cu): New constraint.
7164 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7165 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7166 (movsi): Handle TLS symbols.
7167 (addsi3_5200): Handle XTLS symbols, indent.
7168 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7169 (m68k_tls_reference_p): Declare.
7170 (m68k_legitimize_address): Declare.
7171 (m68k_unwrap_symbol): Declare.
7172 * config/m68k/m68k.opt (mxtls): New option.
7173 * config/m68k/m68k.c (ggc.h): Include.
7174 (m68k_output_dwarf_dtprel): Implement hook.
7175 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7176 (m68k_expand_prologue): Load GOT pointer when function needs it.
7177 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7178 (m68k_legitimate_constant_address_p): Same.
7179 (m68k_decompose_address): Handle TLS references.
7180 (m68k_get_gp): New static function.
7181 (enum m68k_reloc): New contants.
7182 (TLS_RELOC_P): New macro.
7183 (m68k_wrap_symbol): New static function.
7184 (m68k_unwrap_symbol): New function.
7185 (m68k_final_prescan_insn_1): New static function.
7186 (m68k_final_prescan_insn): New function.
7187 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7189 (legitimize_pic_address): Handle TLS references..
7190 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7191 (m68k_libcall_value_in_a0_p)
7192 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7193 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7194 (m68k_legitimize_tls_address): Handle TLS references.
7195 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7197 (m68k_legitimize_address): Handle TLS symbols.
7198 (m68k_get_reloc_decoration): New static function.
7199 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7201 (m68k_output_dwarf_dtprel): Implement hook.
7202 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7203 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7204 m68k_call_* routines.
7205 (sched_attr_op_type): Handle TLS symbols.
7206 (gt-m68k.h): Include.
7207 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7208 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7210 2009-05-18 Martin Jambor <mjambor@suse.cz>
7212 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7213 (visit_store_addr_for_mod_analysis): New function.
7214 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7215 (determine_cst_member_ptr): Use gimple_assign_single_p.
7216 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7217 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7218 operands. Don't check number of operands of a NOP_EXPR.
7220 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7222 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7224 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7227 * c-common.c (warn_logical_operator): Don't warn if one of
7228 expression isn't always true or false.
7230 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7232 * config/i386/biarch32.h: New file.
7233 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7235 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7237 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7238 *zero_extend<mode>_truncqi): Merge these into ...
7239 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7240 Name the pattern following this as *zero_extendhi_truncqi.
7242 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7245 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7246 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7247 (output_info): Make field HOST_WIDEST_INT.
7248 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7249 (dump_bitmat_statistics): Same.
7251 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7253 * config.gcc (use_gcc_stdint): Set to wrap.
7254 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7255 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7256 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7257 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7258 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7259 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7260 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7261 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7263 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7265 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7267 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7268 Move definitions earlier.
7269 (OPT_ARCH64, OPT_ARCH32): Define.
7270 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7273 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7276 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7279 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7281 * arm.md (movdi2): Copy non-reg values to DImode registers.
7283 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7286 * final.c (label_to_max_skip): New function.
7287 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7288 CODE_LABEL_NUMBER <= max_labelno.
7289 * output.h (label_to_max_skip): New prototype.
7290 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7291 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7292 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7293 Handle CODE_LABELs with >= 16 byte alignment or with
7294 max_skip == (1 << align) - 1.
7295 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7296 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7299 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7300 .p2align 3 if MAX_SKIP is smaller than 7.
7301 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7303 2009-05-15 Ian Lance Taylor <iant@google.com>
7305 * alias.c (struct alias_set_entry_d): Rename from struct
7306 alias_set_entry. Change all uses.
7307 * except.c (struct call_site_record_d): Rename from struct
7308 call_site_record. Change all uses.
7309 * except.h (struct eh_region_d): Rename from struct eh_region.
7311 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7313 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7314 ivtype_map_elt. Change all uses.
7315 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7317 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7318 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7320 (struct sese_d): Rename from struct sese. Change all uses.
7321 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7322 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7323 * optabs.h (struct optab_d): Rename from struct optab. Change all
7325 (struct convert_optab_d): Rename from struct convert_optab.
7327 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7328 ipa_opt_pass. Change all uses.
7329 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7332 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7333 defined as a typedef.
7334 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7337 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7340 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7342 (merge_ranges): Returns bool.
7343 * tree.h (make_range): .. to here.
7344 (build_range_check): Likewise.
7345 (merge_ranges): Likewise. Renamed from merge_ranges.
7346 * c-typeck.c (parser_build_binary_op): Update calls to
7347 warn_logical_operator.
7348 * c-common.c (warn_logical_operator): Add new warning.
7349 * c-common.h (warn_logical_operator): Update declaration.
7351 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7353 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7355 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7357 * doc/install.texi: Document MPC requirements, flags etc.
7359 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7360 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7361 Evaluate constant arguments.
7362 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7363 (fold_builtin_1): Likewise, also evaluate constant arguments.
7364 Remove superfluous break.
7365 (do_mpc_ckconv): New.
7366 * real.h: Include mpc.h.
7367 * toplev.c (print_version): Output MPC version info if available.
7369 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7371 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7373 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7375 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7378 2009-05-15 Jan Hubicka <jh@suse.cz>
7380 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7381 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7382 (try_inline): Fix return value.
7383 (cgraph_decide_inlining_incrementally): Honor new value.
7384 (cgraph_early_inlining): Handle indirect inlining.
7385 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7387 2009-05-15 Jan Hubicka <jh@suse.cz>
7389 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7390 * cgraphunit.c (cgraph_finalize_function): Set it.
7391 (cgraph_expand_function): Use it.
7393 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7395 * real.c (encode_ieee_half): Define.
7396 (decode_ieee_half): Define.
7397 (ieee_half_format): Define.
7398 (arm_half_format): Define.
7399 * real.h (ieee_half_format): Declare.
7400 (arm_half_format): Declare.
7402 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7404 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7405 swapped, and reversed optabs exist before trying to use them.
7407 2009-05-15 Paul Brook <paul@codesourcery.com>
7408 Sandra Loosemore <sandra@codesourcery.com>
7410 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7411 loads. Allow PRE_DEC.
7412 (output_move_neon): Handle PRE_DEC.
7413 (arm_print_operand): Add 'A' for neon structure loads.
7414 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7415 * config/arm/neon.md (neon_mov): Update comment.
7416 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7418 (Um): New constraint.
7420 2009-05-15 Jan Hubicka <jh@suse.cz>
7422 Revert the following patch until testsuite fallout is fixed:
7423 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7424 * cgraph.h (struct inline_summary): New filed self_wize,
7425 size_inlining_benefit, self_time and time_inlining_benefit.
7426 (struct cgraph_global_info): Replace insns by time ans size fields.
7427 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7428 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7429 (ipcp_update_callgraph): Do not touch function bodies.
7430 * ipa-inline.c: Include except.h
7431 (MAX_TIME): New constant.
7432 (overall_insns): Remove
7433 (overall_size, max_benefit): New static variables.
7434 (cgraph_estimate_time_after_inlining): New function.
7435 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7436 (cgraph_clone_inlined_nodes): Update size.
7437 (cgraph_mark_inline_edge): Update size.
7438 (cgraph_estimate_growth): Use size info.
7439 (cgraph_check_inline_limits): Check size.
7440 (cgraph_default_inline_p): Likewise.
7441 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7442 (cgraph_decide_recursive_inlining): Check size.
7443 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7445 (cgraph_decide_inlining): Likewise.
7446 (cgraph_decide_inlining_incrementally): Likewise; honor
7447 PARAM_EARLY_INLINING_INSNS.
7448 (likely_eliminated_by_inlining_p): New predicate.
7449 (estimate_function_body_sizes): New function.
7450 (compute_inline_parameters): Use it.
7451 * except.c (must_not_throw_labels): New function.
7452 * except.h (must_not_throw_labels): Declare.
7453 * tree-inline.c (init_inline_once): Kill inlining_weigths
7454 * tree-ssa-structalias.c: Avoid uninitialized warning.
7455 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7456 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7457 (PARAM_INLINE_CALL_COST): Remove.
7458 (PARAM_EARLY_INLINING_INSNS): New.
7460 2009-05-15 Richard Guenther <rguenther@suse.de>
7462 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7463 not TODO_update_ssa.
7465 2009-05-15 Richard Guenther <rguenther@suse.de>
7467 PR tree-optimization/39999
7468 * gimple.h (gimple_expr_type): Use the expression type looking
7469 through useless conversions.
7470 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7471 (vn_nary_op_insert_stmt): Likewise.
7472 (simplify_binary_expression): Likewise.
7474 2009-05-15 Richard Guenther <rguenther@suse.de>
7476 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7477 New options, enabled by default.
7478 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7480 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7481 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7482 * tree-ssa-structalias.c (gate_tree_pta): New function.
7483 (pass_build_alias): Use it.
7485 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7487 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7488 recurse on an invariant address if a conversion from a pointer
7489 type to a wider integer type is involved.
7491 2009-05-15 Jan Hubicka <jh@suse.cz>
7493 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7494 * cgraph.h (struct inline_summary): New filed self_wize,
7495 size_inlining_benefit, self_time and time_inlining_benefit.
7496 (struct cgraph_global_info): Replace insns by time ans size fields.
7497 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7498 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7499 (ipcp_update_callgraph): Do not touch function bodies.
7500 * ipa-inline.c: Include except.h
7501 (MAX_TIME): New constant.
7502 (overall_insns): Remove
7503 (overall_size, max_benefit): New static variables.
7504 (cgraph_estimate_time_after_inlining): New function.
7505 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7506 (cgraph_clone_inlined_nodes): Update size.
7507 (cgraph_mark_inline_edge): Update size.
7508 (cgraph_estimate_growth): Use size info.
7509 (cgraph_check_inline_limits): Check size.
7510 (cgraph_default_inline_p): Likewise.
7511 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7512 (cgraph_decide_recursive_inlining): Check size.
7513 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7515 (cgraph_decide_inlining): Likewise.
7516 (cgraph_decide_inlining_incrementally): Likewise; honor
7517 PARAM_EARLY_INLINING_INSNS.
7518 (likely_eliminated_by_inlining_p): New predicate.
7519 (estimate_function_body_sizes): New function.
7520 (compute_inline_parameters): Use it.
7521 * except.c (must_not_throw_labels): New function.
7522 * except.h (must_not_throw_labels): Declare.
7523 * tree-inline.c (init_inline_once): Kill inlining_weigths
7524 * tree-ssa-structalias.c: Avoid uninitialized warning.
7525 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7526 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7527 (PARAM_INLINE_CALL_COST): Remove.
7528 (PARAM_EARLY_INLINING_INSNS): New.
7529 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7530 (inline-call-cost): Remove.
7531 (early-inlining-insns): New.
7533 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7535 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7537 (print_int_cst_bounds_in_octal_p): Likewise.
7538 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7540 * dwarf2out.c (base_type_die): Likewise.
7541 (is_subrange_type): Delete.
7542 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7543 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7544 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7545 if the destination type is boolean.
7546 (build_range_check): Do not special-case subtypes.
7547 (fold_sign_changed_comparison): Likewise.
7548 (fold_unary): Likewise.
7549 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7550 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7551 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7552 * tree.c (subrange_type_for_debug_p): New predicate based on the
7553 former is_subrange_type.
7554 * tree.h (subrange_type_for_debug_p): Declare.
7555 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7556 (convert_affine_scev): Remove call to above function.
7557 (chrec_convert_aggressive): Likewise.
7558 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7559 false for conversions involving subtypes.
7560 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7561 (vrp_val_min): Likewise.
7562 (needs_overflow_infinity): Likewise.
7563 (extract_range_from_unary_expr): Likewise.
7565 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7567 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7568 * config/frv/frv.c: Likewise.
7569 * config/s390/s390.c: Likewise.
7570 * config/sparc/sparc.h: Likewise.
7571 * config/i386/i386.h: Likewise.
7572 * config/i386/i386.c: Likewise.
7573 * config/crx/crx.c: Likewise.
7574 * config/m68hc11/m68hc11.h: Likewise.
7575 * config/iq2000/iq2000.c: Likewise.
7576 * config/mn10300/mn10300.h: Likewise.
7577 * config/mn10300/mn10300.c: Likewise.
7578 * config/m68k/m68k.c: Likewise.
7579 * config/rs6000/rs6000.c: Likewise.
7580 * config/rs6000/xcoff.h: Likewise.
7581 * config/rs6000/linux64.h: Likewise.
7582 * config/rs6000/sysv4.h: Likewise.
7583 * config/score/score3.c: Likewise.
7584 * config/score/score7.c: Likewise.
7585 * config/score/score.c: Likewise.
7586 * config/arm/arm.md: Likewise.
7587 * config/mips/mips.c: Likewise.
7588 * config/mips/mips.md: Likewise.
7589 * config/bfin/bfin.h: Likewise.
7590 * config/pa/pa.c: Likewise.
7591 * config/pa/constraints.md: Likewise.
7593 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7594 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7595 * config/pdp11/pdp11.h: Use memory_address_p instead.
7597 2009-05-14 Ian Lance Taylor <iant@google.com>
7599 * passes.c (finish_optimization_passes): Change i to int.
7600 * plugin.c (plugins_active_p): Change event to int.
7601 (dump_active_plugins): Likewise.
7602 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7604 * tree.c (tree_range_check_failed): Change c to unsigned int.
7605 (omp_clause_range_check_failed): Likewise.
7606 (build_common_builtin_nodes): Change mode to int. Add cast.
7607 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7608 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7610 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7611 ++ or -- with a variable of enum type.
7613 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7616 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7618 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7620 * store-motion.c: Do not include params.h
7621 * Makefile.in: Fix dependencies for various files.
7623 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7625 * auto-inc-dec.c: Fix pass description, remove apparent
7626 accidental duplication.
7628 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7631 * ipa-utils.h (memory_identifier_string): Moved to ...
7632 * tree.h (memory_identifier_string): Here. Add GTY(()).
7634 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7636 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7637 in the former documentation of...
7638 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7639 * ira-conflicts.c (get_dup_num): Use address_operand.
7640 * targhooks.c (default_legitimate_address_p): New.
7641 * targhooks.h (default_legitimate_address_p): New.
7642 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7644 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7645 * target.h (struct target): Add legitimate_address_p.
7646 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7647 (TARGET_INITIALIZER): Include it.
7649 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7650 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7651 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7652 (TARGET_LEGITIMATE_ADDRESS_P): New.
7654 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7655 (REG_OK_STRICT_P): Delete.
7656 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7657 (frv_legitimate_address_p_1): ... this.
7658 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7659 (frv_legitimate_address_p_1): ... the renamed old
7660 frv_legitimate_address_p.
7661 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7662 (TARGET_LEGITIMATE_ADDRESS_P): New.
7664 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7665 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7666 * config/s390/s390.c (legitimate_address_p): Rename to...
7667 (s390_legitimate_address_p): ... this, make static.
7668 (legitimize_address): Adjust call.
7669 (TARGET_LEGITIMATE_ADDRESS_P): New.
7670 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7672 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7673 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7674 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7675 (TARGET_LEGITIMATE_ADDRESS_P): New.
7677 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7678 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7679 * config/spu/spu.c (spu_legitimate_address): Rename to...
7680 (spu_legitimate_address_p): ... this, make static.
7681 (TARGET_LEGITIMATE_ADDRESS_P): New.
7683 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7684 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7685 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7686 (sparc_legitimate_address_p): ... this, make static and return bool.
7687 (legitimize_address): Adjust call.
7688 (TARGET_LEGITIMATE_ADDRESS_P): New.
7690 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7691 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7692 * config/i386/i386.c (legitimate_address_p): Rename to...
7693 (ix86_legitimate_address_p): ... this, make static.
7694 (constant_address_p): Move after it, adjust call.
7695 (TARGET_LEGITIMATE_ADDRESS_P): New.
7697 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7698 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7699 * config/avr/avr.c (legitimate_address_p): Rename to...
7700 (avr_legitimate_address_p): ... this, make static.
7701 (legitimize_address): Adjust call.
7702 (TARGET_LEGITIMATE_ADDRESS_P): New.
7704 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7705 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7706 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7707 (TARGET_LEGITIMATE_ADDRESS_P): New.
7709 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7710 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7711 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7712 (TARGET_LEGITIMATE_ADDRESS_P): New.
7714 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7715 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7717 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7719 (TARGET_LEGITIMATE_ADDRESS_P): New.
7721 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7722 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7724 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7726 (m68hc11_legitimate_address_p): ... this, make static.
7727 (go_if_legitimate_address_internal): Rename to...
7728 (m68hc11_legitimate_address_p_1): ... this.
7729 (legitimize_address): Adjust call.
7730 (TARGET_LEGITIMATE_ADDRESS_P): New.
7732 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7733 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7734 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7735 (TARGET_LEGITIMATE_ADDRESS_P): New.
7737 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7738 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7739 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7740 (mn10300_legitimate_address_p): ... this, make static.
7741 (TARGET_LEGITIMATE_ADDRESS_P): New.
7743 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7744 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7745 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7746 (TARGET_LEGITIMATE_ADDRESS_P): New.
7748 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7749 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7750 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7751 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7752 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7753 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7754 (rs6000_legitimate_address_p): ... this, make static.
7755 (TARGET_LEGITIMATE_ADDRESS_P): New.
7756 (REG_MODE_OK_FOR_BASE_P): Delete.
7757 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7759 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7760 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7762 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7763 static, adjust types.
7764 (TARGET_LEGITIMATE_ADDRESS_P): New.
7766 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7767 * config/score/score.c (score_address_p): Rename to...
7768 (score_legitimate_address_p): ... this.
7769 (TARGET_LEGITIMATE_ADDRESS_P): New.
7770 * config/score/score3.c (score3_address_p): Rename to...
7771 (score3_legitimate_address_p): ... this.
7772 * config/score/score7.c (score7_address_p): Rename to...
7773 (score7_legitimate_address_p): ... this.
7775 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7776 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7777 GO_IF_LEGITIMATE_ADDRESS): Delete.
7778 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7779 thumb2_legitimate_address_p): Delete.
7780 (arm_legitimate_address_p): Rename to...
7781 (arm_legitimate_address_outer_p): ... this.
7782 * config/arm/constraints.md ("Uq"): Adjust call.
7783 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7784 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7786 (arm_legitimate_address_outer_p): ... this.
7787 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7789 (TARGET_LEGITIMATE_ADDRESS_P): New.
7791 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7792 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7793 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7794 (TARGET_LEGITIMATE_ADDRESS_P): New.
7796 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7797 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7798 * config/vax/vax.c (legitimate_address_p): Rename to...
7799 (vax_legitimate_address_p): ... this, make static.
7800 (TARGET_LEGITIMATE_ADDRESS_P): New.
7802 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7803 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7804 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7805 (TARGET_LEGITIMATE_ADDRESS_P): New.
7807 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7808 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7809 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7810 (mmix_legitimate_address_p): ... this, make static.
7811 (TARGET_LEGITIMATE_ADDRESS_P): New.
7813 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7814 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7815 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7816 (TARGET_LEGITIMATE_ADDRESS_P): New.
7818 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7820 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7821 of MODE_COMPLEX_INT.
7823 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7825 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7826 LCT_NORMAL in function call.
7827 * mips-tdump.c (print_file_desc): Add cast to enum type.
7828 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7829 (mark_stabs): Add casts to enum types.
7830 (parse_stabs_common): Add casts to enum types.
7832 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7834 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7835 Check for invalid values of LETTER.
7837 2009-05-13 Taras Glek <tglek@mozilla.com>
7839 * attribs.c (register_attribute): moved out attribute registration
7840 into register_attribute.
7841 * doc/plugins.texi: Documented register_attribute and
7843 * gcc-plugin.h: Added forward decl for register_attribute.
7844 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7845 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7846 PLUGIN_ATTRIBUTES boilerplate.
7848 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7850 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7851 values even in sentinel and empty entries.
7852 (ms_printf_flag_specs): Likewise.
7853 (ms_scanf_flag_specs): Likewise.
7854 (ms_strftime_flag_specs): Likewise.
7855 (ms_print_char_table): Likewise.
7856 (ms_scan_char_table): Likewise.
7857 (ms_time_char_table): Likewise.
7859 2009-05-13 Doug Kwan <dougkwan@google.com>
7861 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7863 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7865 * config/mips/mips.md (store): Add attributes for QI and HI.
7867 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7868 (truncdi<mode>2): ... this new pattern.
7870 2009-05-13 Brad Hards <bradh@kde.org>
7872 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7874 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7875 Ben Elliston <bje@au.ibm.com>
7878 * dse.c (check_mem_read_rtx): Guard against width == -1.
7880 2009-05-13 Michael Matz <matz@suse.de>
7883 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7884 (trivially_conflicts_p): New function.
7885 (insert_backedge_copies): Use it.
7887 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7889 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7890 (handle_stdc_pragma): Use new enum constant names.
7891 (handle_pragma_float_const_decimal64): Ditto.
7893 2009-05-13 Ian Lance Taylor <iant@google.com>
7895 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7898 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7900 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7901 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7903 * config/m68k/m68k.h (FL_UCLINUX): Define.
7905 2009-05-13 Jan Hubicka <jh@suse.cz>
7907 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7909 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7911 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7912 unless -fschedule-insns is specified.
7914 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7917 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7918 TARGET_EXPAND_CBRANCHDI4.
7919 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7920 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7921 (cmpeqdi): Fix comment.
7923 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7925 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7926 (sh_legitimate_address_p): Likewise.
7927 * config/sh/sh.c (sh_legitimate_index_p): New.
7928 (sh_legitimate_address_p): Likewise.
7929 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7930 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7931 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7932 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7933 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7934 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7935 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7936 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7937 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7939 2009-05-12 Jan Hubicka <jh@suse.cz>
7941 * tree-inline.c (estimate_operator_cost): Add operands;
7942 when division happens by constant, it is cheap.
7943 (estimate_num_insns): Loads and stores are not having cost of 0;
7944 EH magic stuff is cheap; when computing runtime cost of switch,
7945 use log2 base of amount of its cases; builtin_expect has cost of 0;
7946 compute cost for moving return value of call.
7947 (init_inline_once): Initialize time_based flags.
7948 * tree-inline.h (eni_weights_d): Add time_based flag.
7950 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7952 * df-core.c: Update head documentation.
7954 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7957 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7958 shadowing exisiting variable op1.
7960 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7963 * config/i386/driver-i386.c (processor_signatures): New enum.
7964 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7965 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7966 processor signature to detect geode processor.
7968 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7972 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7974 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7975 causes spurious differences between trunk and cond-optab branch.
7977 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7979 * dojump.c (compare_from_rtx): Delete.
7980 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7981 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7982 if the comparison does not satisfy the predicate; test predicates for
7983 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7984 further if one existing pattern fails.
7985 * expr.h (compare_from_rtx): Delete.
7986 (prepare_operand): Declare it.
7987 * optabs.c: Change "lib call" to "libcall" throughout.
7988 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7989 HAVE_conditional_trap, emit_cmp_insn): Delete.
7990 (can_compare_p): Delete cmp_optab case.
7991 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7992 Accept other parameters by value.
7993 (prepare_operand): Make non-static.
7994 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7995 other parameters by value. Try to widen operands here based on
7996 an optab_methods argument and looking at cbranch_optab.
7997 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7998 loop. Use cbranch_optab directly.
7999 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8000 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8002 (emit_conditional_move, emit_conditional_add): Inline what's needed
8003 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8004 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8005 with COMPARE. Move cmov_optab and cstore_optab above
8006 with cbranch_optab, move cmp_optab down with ucmp_optab,
8007 remove tst_otpab. Do not initialize trap_rtx.
8008 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8009 for trap code. Do not check HAVE_conditional_trap. Use
8010 prepare_cmp_insn. Accept no predicate for operand 3.
8011 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8012 (OTI_ctrap, ctrap_optab): New.
8013 (tst_optab): Delete.
8014 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8015 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8016 with lookup of ctrap_optab.
8017 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8021 * combine.c (combine_simplify_rtx, simplify_set): Do not
8022 special case comparing against zero for cc0 machines.
8023 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8024 COMPARE on cc0 machines.
8025 (simplify_relational_operation): Return a new expression when
8026 a COMPARE could be removed.
8027 * final.c (final_scan_insn): Compare cc_status values
8028 against LHS of a (compare FOO (const_int 0)) cc0 source.
8029 Also check if cc_status.value is the full compare.
8031 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8032 (cstoreMM4): Document.
8033 (conditional_trap): Document ctrapMM4 instead.
8034 (sync_compare_and_swapMM): Refer to cbranchcc4.
8035 (Dependent Patterns): Eliminate obsolete information referring to
8036 the old jump optimization phase.
8037 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8038 of compares with 0 on cc0 machines.
8039 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8040 avoiding references to cc0. Remove text about storing operands
8042 * doc/tm.texi (Condition Codes): Include blurb on different
8043 condition code representations, separate into subsections for
8044 CC0, MODE_CC and conditional execution.
8046 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8047 alpha_emit_setcc): Accept operands and a machine mode.
8048 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8049 Get code/op0/op1 from operands, use machine mode argument
8050 instead of alpha_compare.fp_p. Emit the branch here.
8051 (alpha_emit_setcc): Likewise, and return boolean.
8052 (alpha_emit_conditional_move): Likewise. Assert that
8053 cmp_op_mode == cmp_mode, and simplify accordingly.
8054 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8055 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8056 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8058 (stack probe test): Use cbranchdi4.
8059 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8061 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8062 * config/arc/arc.h (movsicc, movsfcc): Use it.
8063 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8064 (cbranchsi4, cstoresi4): New.
8065 (cmpsi, bCC and sCC expanders): Remove.
8067 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8068 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8069 * config/arm/predicates.md (arm_comparison_operator): Only include
8070 floating-point operators if there is a hardware floating-point unit.
8071 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8072 deferring to cbranch_cc and cstore_cc respectively.
8073 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8074 cbranch_cc, cstore_cc): New.
8075 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8077 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8079 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8080 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8082 (adjust_insn_length): Adjust calls.
8083 (avr_reorg): Handle (compare (foo) (const_int 0)).
8084 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8085 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8086 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8087 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8089 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8090 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8092 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8093 (cbranchsi4, cstorebi4, cstoresi4): New.
8094 (movbisi): This insn is duplicate, split it to zero_extend.
8095 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8096 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8097 (bfin_optimize_loop): Use cbranch expander.
8098 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8099 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8100 (bfin_bimode_comparison_operator): ... this.
8101 (bfin_direct_comparison_operator): New.
8103 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8104 inside (compare FOO (const_int 0)).
8105 (cris_rtx_costs): Handle ZERO_EXTRACT.
8106 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8107 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8108 (*tstdi_v32): Delete.
8109 (*cmpdi_non_v32): Add M alternative for operand 1.
8110 (cmpsi, cmp<mode>): Make private.
8111 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8113 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8115 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8116 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8117 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8118 (cc_reg_operand): New.
8120 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8121 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8122 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8123 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8124 crx_expand_scond): Delete.
8126 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8128 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8129 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8131 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8132 cstoresi4, cstoresf4, cstoredf4): New.
8133 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8134 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8135 Receive the entire operands array.
8136 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8137 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8138 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8139 Get test/op0/op1 from the operands array.
8140 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8142 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8143 (h8300_expand_store): New.
8144 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8146 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8147 (h8300_expand_store): New.
8148 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8149 or do not try to produce (set (cc0) REG).
8150 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8151 change a compare into a move to a scratch register. Disable some
8152 peepholes when comparing with zero.
8153 (tstsi, tsthi, tstsi, cmpqi): Make private.
8156 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8159 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8160 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8161 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8162 (ix86_emit_i387_log1p): Use cbranchxf2.
8163 (ix86_expand_setcc): Return void.
8164 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8165 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8166 cmp<MODEF>, cmpcc): Remove.
8167 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8168 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8169 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8170 (sCC and bCC expanders): Remove.
8171 (stack_protect_test): Use cbranchcc4.
8173 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8175 (ia64_expand_compare): Accept three rtx by reference and return void.
8176 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8177 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8178 from *expr. Update *expr with the BImode comparison to do.
8179 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8180 cmptf, bCC, sCC, conditional_trap): Delete.
8181 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8182 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8183 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8184 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8185 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8187 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8188 type of last argument.
8189 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8190 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8191 use machine mode argument instead of branch_type. Remove dead
8192 code for floating-point comparisons.
8193 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8194 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8196 (cbranchsi4, cstoresi4): New.
8197 * config/iq2000/predicates.md (reg_or_const_operand): New.
8199 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8200 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8201 (b<code>_op): Rewrite to...
8202 (bcc_op): ... this, using match_operator.
8203 (s<code>_op): Rewrite to...
8204 (scc_op): ... this, using match_operator.
8205 (s<code>_24_op): Rewrite to...
8206 (scc_op_24): ... this, using match_operator.
8207 (s<code>_<mode>): Rewrite to...
8208 (cstore<mode>4): ... this, using match_operator.
8209 (s<code>_<mode>_24): Rewrite to...
8210 (cstore<mode>4_24): ... this, using match_operator.
8211 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8212 m32c_unpend_compare, m32c_expand_scc): Delete.
8213 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8214 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8215 (m32c_expand_movcc): Change NE to EQ if necessary.
8216 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8218 * config/m32r/m32r-protos.h (gen_cond_store): New.
8219 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8220 (gen_cond_store): New, from sCC patterns.
8221 (m32r_expand_block_move): Use cbranchsi4.
8222 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8223 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8224 (cbranchsi4, cstoresi4): New.
8226 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8228 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8229 (m68hc11_notice_update_cc): Look into a compare with 0.
8230 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8232 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8233 cmphi, cmpqi, bCC): Delete.
8234 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8235 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8236 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8239 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8240 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8241 * config/m68k/constraints.md (H): New.
8242 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8243 the define_insn below.
8244 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8245 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8246 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8247 patterns): Wrap RHS with COMPARE.
8248 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8249 (*cmpdi_internal): Name this pattern.
8250 (cmpdi): Change to define_insn.
8251 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8252 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8253 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8255 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8256 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8257 (conditional_trap): Change to...
8258 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8259 (*conditional_trap): Use the ordered_comparison_operator and
8260 const1_operand predicates.
8261 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8262 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8263 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8264 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8266 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8267 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8268 (mcore_gen_compare): New.
8269 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8270 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8271 (mcore_gen_compare): ... this.
8272 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8273 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8274 (stack probe pattern): Use cbranchsi4.
8276 * config/mips/predicates.md (mips_cstore_operator): New.
8277 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8278 * config/mips/mips.md (any_cond): Delete.
8279 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8281 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8282 fixuns_truncsfdi2): Use cbranch patterns.
8283 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8284 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8285 Adjust call to mips_expand_conditional_branch.
8286 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8288 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8289 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8290 * config/mips/mips.c (cmp_operands): Delete.
8291 (mips_emit_compare): Get comparison operands from *op0/*op1.
8292 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8293 that it succeeds. Use op0/op1 instead of cmp_operands.
8294 (mips_expand_conditional_branch, mips_expand_conditional_move,
8295 mips_expand_conditional_trap): Likewise.
8296 (mips_block_move_loop): Use cbranch patterns.
8297 * config/mips/mips.h (cmp_operands): Delete.
8299 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8300 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8301 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8302 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8303 (*cmpcc_folded): Rename to...
8304 (*cmpdi_folded): this.
8305 (*cmpcc): Rename to...
8307 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8310 (cbranchdf4): New. Handle invalid comparisons here.
8311 * config/mmix/predicates.md (float_comparison_operator): New.
8313 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8314 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8315 * config/mn10300/mn10300.md (tst): Delete.
8316 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8317 Name these patterns and wrap RHS in a compare.
8318 (*cmpsi): Make this pattern private. Include tst.
8319 (*cmpsf): Make this pattern private.
8320 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8321 (compare with zero peepholes): Likewise.
8323 (cbranchsi4, cbranchsf4): New.
8324 (casesi): Use cbranchsi4.
8326 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8327 hppa_branch_type): Delete.
8328 (return_addr_rtx): Use cbranchsi4.
8329 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8330 Emit CCFPmode comparison here.
8331 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8332 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8333 hppa_branch_type): Delete.
8334 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8335 (movsicc, movdicc): Remove references to hppa_compare_op0,
8336 hppa_compare_op1 and compare_from_rtx.
8337 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8338 (casesi): Use cbranchsi4.
8340 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8341 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8342 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8343 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8344 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8346 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8347 (*branch, *branch_inverted): New.
8349 * config/picochip/picochip.md (cbranchhi4): Use
8350 ordered_comparison_operator.
8351 (cmphi, bCC): Remove.
8353 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8354 (trap_comparison_operator): Delete.
8355 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8356 rs6000_emit_cbranch): Accept mode and operands.
8357 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8358 rs6000_compare_fp_p): Delete.
8359 (rs6000_generate_compare): Accept mode and comparison. Extract code
8360 and op0/op1 from there. Replace references to rs6000_compare_op0
8361 and rs6000_compare_op1.
8362 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8363 extract result from passed operands.
8364 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8365 extract loc from passed operands.
8366 (rs6000_emit_cmove): Likewise.
8367 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8368 rs6000_compare_fp_p): Delete.
8369 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8370 (cbranch<GPR>4, cbranch<FP>4): New.
8371 (cstore<mode>4): New. Consolidate here all choices about when to use
8372 portable or specialized sCC sequences.
8373 (stack_protect_test): Use cbranchsi4.
8374 (conditional_trap): Replace with ctrap<GPR>4.
8375 (conditional trap insn): Replace trap_comparison_operator with
8376 ordered_comparison_operator.
8378 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8379 (s390_emit_prologue): Use ctrap.
8380 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8381 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8382 New predicates replacing...
8383 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8384 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8385 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8386 (add<mode>cc): Do not use s390_compare_op0/op1.
8387 (s<code>): Change to...
8388 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8390 (cstorecc4): ... this. Handle EQ or NE equally.
8391 (*sne): Un-privatize for use in cstorecc4.
8392 (b<code>): Change to...
8393 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8394 (conditional_trap): Replace with...
8395 (ctrap<GPR>4, ctrap<FP>4): ... these.
8396 (stack_protect): Use cbranchcc4.
8398 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8399 * config/score/score-protos.h (score_gen_cmp): Delete.
8400 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8401 (score_block_move-loop): Use cbranchsi4.
8402 * config/score/score.md (cbranchsi4): New.
8403 (cmpsi, bCC): Delete.
8404 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8405 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8406 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8407 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8408 * config/score/score3.h (score3_gen_cmp): Delete.
8409 * config/score/score7.h (score7_gen_cmp): Delete.
8411 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8412 (sh_emit_scc_to_t): ... this. Return void.
8413 (from_compare): Rename to...
8414 (sh_emit_compare_and_branch): ... this.
8415 (sh_emit_compare_and_set): New.
8416 (sh_expand_t_scc): Accept operands.
8417 * config/sh/predicates.md (sh_float_comparison_operator): New.
8418 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8419 (prepare_scc_operands): Rename to...
8420 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8422 (sh_emit_cheap_store_flag): New.
8423 (sh_emit_set_t_insn): New.
8424 (from_compare): Rename to...
8425 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8426 handling of TARGET_SH2E floating point to avoid recursive call.
8427 Generate branch here.
8428 (sh_emit_compare_and_set): New.
8429 (sh_expand_t_scc): Get op0/op1 from arguments.
8430 (sh_emit_cheap_store_flag): New.
8431 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8433 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8434 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8435 (movsicc, movdicc): Do nothing when it recreated operands from
8436 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8437 prepare_scc_operands (now sh_emit_scc_to_t).
8438 (udivdi3): Use cstoresi4.
8439 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8440 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8441 (cbranchint4_media, cbranchfp4_media): New.
8442 (casesi): Use cbranchdi4.
8443 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8445 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8446 (movnegt): Remove second operand.
8447 (cbranchsf4, cbranchdf4): New.
8448 (stack_protect): Use cbranchdi4/cbranchsi4.
8450 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8451 (gen_compare_reg): Accept comparison, extract part of it to...
8452 (gen_compare_reg_1): ... this.
8453 (gen_compare_operator): Delete.
8454 (gen_v9_scc): Accept separate destination, comparison code and arms.
8455 Do not use sparc_compare_op0/sparc_compare_op1.
8456 (emit_scc_insn, emit_conditional_branch_insn): New.
8457 (emit_v9_brxx): Make static. Remove useless assertion.
8458 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8460 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8461 * config/sparc/sparc-protos.h (gen_compare_reg,
8462 sparc_emit_float_lib_cmp): Adjust prototype.
8463 (emit_scc_insn, emit_conditional_branch_insn): New.
8464 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8465 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8466 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8467 iterators to the top.
8468 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8469 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8470 snedi_special_trunc): Delete.
8471 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8472 and snedi_special_trunc.
8473 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8474 cbranchdi4, cbranch<F:mode>4): New.
8475 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8476 here. Use gen_compare_reg instead of gen_compare_operator.
8477 (conditional_trap): Replace with...
8478 (ctrapsi4, ctrapdi4): ... this.
8479 (stack_protect_test): Use cbranchcc4.
8481 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8483 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8484 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8485 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8486 from operands[0] or operands[3] depending on is_set.
8487 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8488 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8489 cmpdf, bCC), sCC: Remove.
8490 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8491 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8493 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8494 spu_emit_branch_or_set.
8496 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8498 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8499 xstormy16_compare_op1): Delete.
8500 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8501 xstormy16_compare_op1): Delete.
8502 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8504 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8505 (cmphi, cmpsi, bCC): Remove.
8507 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8508 (*cmpsi): ... this one.
8509 (cbranchsi4, cstoresi4): New.
8510 (bCC expanders): Delete.
8511 (sCC insns): Fold into...
8512 (*setcc): ... this one.
8513 (casesi): Do not use gen_cmpsi and gen_bgtu.
8514 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8515 (movsicc): Simplify.
8516 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8518 * config/vax/vax-protos.h (cond_name): New.
8519 (vax_output_conditional_branch): Remove.
8520 * config/vax/vax.c (cond_name): New.
8521 (vax_output_conditional_branch): Remove.
8522 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8523 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8524 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8525 (bit<VAXint>): Wrap source with (compare).
8526 (b<code> and following unnamed pattern): Rename to *branch and
8527 *branch_reversed. Change macroization to match_operator.
8528 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8530 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8531 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8532 Change last argument to machine_mode.
8533 (xtensa_expand_scc): Add machine_mode argument.
8534 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8535 (gen_conditional_move, xtensa_expand_conditional_branch,
8536 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8537 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8538 Adjust operand numbers.
8539 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8541 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8542 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8543 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8545 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8547 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8548 causes spurious differences between trunk and cond-optab branch.
8550 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8553 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8555 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8557 * tree.c (iterative_hash_pointer): Delete.
8558 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8559 Hash UIDs and versions of SSA names. Don't special-case built-in
8560 function declarations.
8562 2009-05-11 Ian Lance Taylor <iant@google.com>
8565 * graphite.c: Force -Wc++-compat to only be a warning before
8566 #including "cloog/cloog.h".
8568 2009-05-11 Martin Jambor <mjambor@suse.cz>
8570 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8572 2009-05-11 Jan Hubicka <jh@suse.cz>
8574 * tree-ssa-loop-ivcanon.c: Include target.h
8575 (struct loop_size): new structure.
8576 (constant_after_peeling): New predicate.
8577 (tree_estimate_loop_size): New function.
8578 (estimated_unrolled_size): Rewrite for new estimates.
8579 (try_unroll_loop_completely): Use new estimates.
8580 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8582 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8584 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8585 libcpp interface change.
8586 (spu_macro_to_expand): Likewise.
8588 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8590 PR tree-optimization/40026
8591 * gimplify.c (gimplify_init_constructor): Change initial conditional
8592 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8593 optimize_compound_literals_in_ctor.
8595 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8597 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8599 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8601 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8603 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8604 HOST_WIDE_INT for gap.
8606 2009-05-11 Ira Rosen <irar@il.ibm.com>
8608 PR tree-optimization/40074
8609 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8610 account in group size and step comparison.
8612 2009-05-11 Richard Guenther <rguenther@suse.de>
8614 * passes.c (init_optimization_passes): Strip now incorrect comment.
8615 (execute_function_todo): Do not set PROP_alias.
8616 * tree-pass.h (PROP_alias): Remove.
8617 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8618 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8619 * tree-nrv.c (pass_return_slot): Likewise.
8620 * tree-object-size.c (pass_object_sizes): Likewise.
8621 * tree-ssa-dom.c (pass_dominator): Likewise.
8622 (pass_phi_only_cprop): Likewise.
8623 * tree-ssa-dse.c (pass_dse): Likewise.
8624 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8625 (pass_cselim): Likewise.
8626 * tree-ssa-pre.c (pass_pre): Likewise.
8627 (pass_fre): Likewise.
8628 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8629 * tree-ssa-sink.c (pass_sink_code): Likewise.
8630 * tree-stdarg.c (pass_stdarg): Likewise.
8631 * tree-tailcall.c (pass_tail_calls): Likewise.
8632 * tree-vrp.c (pass_vrp): Likewise.
8634 2009-05-10 Ian Lance Taylor <iant@google.com>
8636 * basic-block.h (enum profile_status): Break out of struct
8638 * cgraph.h (struct inline_summary): Break out of struct
8640 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8641 of struct cgraph_order_sort.
8642 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8643 * cse.c (struct branch_path): Break out of struct
8644 cse_basic_block_data.
8645 * except.h (enum eh_region_type): Break out of struct eh_region.
8646 * gcc.c (enum add_del): Break out of struct modify_target.
8647 * genrecog.c (enum decision_type): Break out of struct decision_test.
8648 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8650 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8651 * regmove.c (enum match_use): New enum, broken out of struct match.
8652 * sched-int.h (enum post_call_group): New enum, broken out of
8654 (struct deps_reg): Break out of struct deps.
8655 * target.h (struct asm_int_op): Break out of struct gcc_target.
8656 * tree-eh.c (struct goto_queue_node): Break out of struct
8658 * tree-inline.h (enum copy_body_cge_which): Break out of
8660 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8662 * c-decl.c (in_struct, struct_types): New static variables.
8663 (pushtag): Add loc parameter. Change all callers.
8664 (lookup_tag): Add ploc parameter. Change all callers.
8665 (check_compound_literal_type): New function.
8666 (parser_xref_tag): Add loc parameter. Change all callers. If
8667 -Wc++-compat, warn about struct/union/enum types defined within a
8669 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8670 and loc parameters. Change all callers. Change error calls to
8671 error_at, using loc. For a redefinition, if the location of the
8672 original definition is known, report it. Set in_struct and
8673 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8674 (finish_struct): Add new parameters enclosing_in_struct and
8675 enclosing_struct_types. Change all callers. Set
8676 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8677 in the struct. If in a struct, add this struct to struct_types.
8678 (start_enum): Add loc parameter. Change all callers. Use
8679 error_at for errors, using loc. For a redefinition, if the
8680 location of the original definition is known, report it. If in a
8681 struct, add this enum type to struct_types. If -Wc++-compat warn
8682 if in sizeof, typeof, or alignof.
8683 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8684 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8685 (c_parser_enum_specifier): Get enum location for start_enum.
8686 (c_parser_struct_or_union_specifier): Get struct location for
8687 start_struct. Save in_struct and struct_types status between
8688 start_struct and finish_struct.
8689 (c_parser_cast_expression): Get location of cast.
8690 (c_parser_alignof_expression): Get location of type.
8691 (c_parser_postfix_expression): Likewise.
8692 (c_parser_postfix_expression_after_paren_type): Add type_loc
8693 parameter. Change all callers. Call check_compound_literal_type.
8694 Use type_loc for error about variable size type.
8695 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8696 of an enum constant from an enum type defined in a struct or union.
8697 (c_cast_expr): Add loc parameter. Change all callers. If
8698 -Wc++-compat, warn about defining a type in a cast.
8699 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8700 (start_enum, start_struct, finish_struct): Update declarations.
8701 (parser_xref_tag, c_cast_expr): Update declarations.
8702 (check_compound_literal_type): Declare.
8704 2009-05-11 Ben Elliston <bje@au.ibm.com>
8706 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8707 for recent libcpp interface change.
8708 (rs6000_macro_to_expand): Likewise.
8710 2009-05-10 Michael Matz <matz@suse.de>
8713 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8714 not at entry of function.
8716 2009-05-10 Richard Guenther <rguenther@suse.de>
8718 PR tree-optimization/40081
8720 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8721 using the main variant of the element type. Do not fiddle with
8722 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8724 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8725 structs with volatile fields.
8727 2009-05-10 Jan Hubicka <jh@suse.cz>
8729 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8730 (estimate_move_cost): Assert that it does not get called for
8732 (estimate_num_insns): Skip VOID types in argument handling.
8733 (optimize_inline_calls): Delete unreachable blocks and verify that
8736 2009-05-10 Jan Hubicka <jh@suse.cz>
8738 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8739 * cgraph.c (cgraph_mark_address_taken_node): New function.
8740 (dump_cgraph_node): Dump new flag.
8741 * cgraph.h (struct cgraph_node): Add address_taken.
8742 (cgraph_mark_address_taken_node): New function.
8743 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8744 since new direct calls can be born.
8746 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8748 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8751 2009-05-10 Jan Hubicka <jh@suse.cz>
8754 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8756 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8757 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8758 * tree-inline.c (copy_bb): Set frequency correctly.
8759 (fold_marked_statements): Update call to
8760 cgraph_update_edges_for_call_stmt.
8762 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8764 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8765 identifiers in diagnostics.
8766 * config/arm/arm.c (arm_handle_fndecl_attribute,
8767 arm_handle_isr_attribute): Likewise.
8768 * config/avr/avr.c (avr_handle_progmem_attribute,
8769 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8770 * config/bfin/bfin.c (handle_int_attribute,
8771 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8772 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8773 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8775 * config/darwin.c (darwin_handle_kext_attribute,
8776 darwin_handle_weak_import_attribute): Likewise.
8777 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8778 h8300_handle_eightbit_data_attribute,
8779 h8300_handle_tiny_data_attribute): Likewise.
8780 * config/i386/i386.c (ix86_handle_cconv_attribute,
8781 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8782 * config/i386/winnt.c (ix86_handle_shared_attribute,
8783 ix86_handle_selectany_attribute): Likewise.
8784 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8785 * config/m32c/m32c.c (function_vector_handler): Likewise.
8786 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8787 m68hc11_handle_fntype_attribute): Likewise.
8788 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8789 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8790 * config/mips/mips.c (mips_insert_attributes,
8791 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8792 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8793 rs6000_handle_struct_attribute): Likewise.
8794 * config/sh/sh.c (sh_insert_attributes,
8795 sh_handle_resbank_handler_attribute,
8796 sh_handle_interrupt_handler_attribute,
8797 sh2a_handle_function_vector_handler_attribute,
8798 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8800 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8801 * config/spu/spu.c (spu_handle_fndecl_attribute,
8802 spu_handle_vector_attribute): Likewise.
8803 * config/stormy16/stormy16.c
8804 (xstormy16_handle_interrupt_attribute): Likewise.
8805 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8806 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8808 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8810 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8811 (pp_translate_identifiers): New.
8812 (pp_identifier): Only conditionally translate identifier to locale
8814 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8815 (pp_base_tree_identifier): Only conditionally translate identifier
8816 to locale character set.
8817 * c-pretty-print.c (M_): Define.
8818 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8819 fragments for conditional translation with M_.
8820 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8821 identifier translation.
8823 2009-05-10 Richard Guenther <rguenther@suse.de>
8825 PR tree-optimization/40081
8826 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8827 using the main variant of the element type. Do not fiddle with
8828 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8830 2009-05-09 Jan Hubicka <jh@suse.cz>
8833 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8834 indirect calls; verify cgraph afterwards.
8836 2009-05-09 Jan Hubicka <jh@suse.cz>
8839 * ipa.c (update_inlined_to_pointer): New function.
8840 (cgraph_remove_unreachable_nodes): Use it.
8842 2009-05-09 Jan Hubicka <jh@suse.cz>
8844 * tree-eh.c (struct leh_state): Remove prev_try.
8845 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8847 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8848 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8849 remove_eh_handler_and_replace, foreach_reachable_handler,
8850 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8851 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8852 (gen_eh_region_cleanup): Update prototype.
8854 2009-05-09 Jan Hubicka <jh@suse.cz>
8857 * except.c (copy_eh_region): Always set prev_try.
8858 (redirect_eh_edge_to_label): Find outer try.
8859 (foreach_reachable_handler): When looking for prev try
8860 handle case where previous try is not going to be taken.
8862 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8864 PR tree-optimization/40049
8865 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8866 only vector/vector shifts, convert the type of the constant to the
8867 appropriate type to avoid building incorrect trees, which
8868 eventually have problems with garbage collection.
8870 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8872 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8873 -1 for complex floating-point types if honoring signed zeros.
8875 2009-05-08 Jan Hubicka <jh@suse.cz>
8877 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8878 argument; handle correctly when profile is absent.
8879 (build_cgraph_edges): Update.
8880 (rebuild_cgraph_edges): Update.
8881 * cgraph.c: Do not include varray.h.
8882 (cgraph_set_call_stmt_including_clones): New function.
8883 (cgraph_create_edge_including_clones): Likewise
8884 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8885 (cgraph_update_edges_for_call_stmt): Handle clones.
8886 (cgraph_remove_node): Handle clone tree.
8887 (cgraph_remove_node_and_inline_clones): New function.
8888 (dump_cgraph_node): Dump clone tree.
8889 (cgraph_clone_node): Handle clone tree.
8890 (clone_function_name): Bring here from tree-inline.c.
8891 (cgraph_create_virtual_clone): New function.
8892 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8893 (cgraph_clone_info): New function.
8894 (strut cgraph_node): Add clone_info and new clone tree pointers.
8895 (cgraph_remove_node_and_inline_clones,
8896 cgraph_set_call_stmt_including_clones,
8897 cgraph_create_edge_including_clones,
8898 cgraph_create_virtual_clone): Declare.
8899 (cgraph_function_versioning): Use VEC argument.
8900 (compute_call_stmt_bb_frequency): Update prototype.
8901 (cgraph_materialize_all_clones): New function.
8902 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8903 (ipcp_create_replace_map): Update to VECtors.
8904 (ipcp_update_callgraph): Use virtual clones.
8905 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8906 (ipcp_update_profiling): Do not update local profiling.
8907 (ipcp_insert_stage): Use VECtors and virtual clones.
8908 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8909 (clone_of_p): New function.
8910 (cgraph_preserve_function_body_p): Use clone tree.
8911 (cgraph_optimize): Materialize clones.
8912 (cgraph_function_versioning): Update for VECtors.
8913 (save_inline_function_body): Use clone tree.
8914 (cgraph_materialize_clone): New function.
8915 (cgraph_materialize_all_clones): Likewise.
8916 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8917 * ipa.c: Include gimple.h.
8918 (cgraph_remove_unreachable_nodes): Use clone tree.
8919 * ipa-prop.c (ipa_note_param_call): Update call to
8920 compute_call_stmt_bb_frequencycall.
8921 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8922 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8923 (copy_bb): Handle updating of clone tree; add new edge when new call
8925 (expand_call_inline): Be strict about every call having edge.
8926 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8927 (delete_unreachable_blocks_update_callgraph): New function.
8928 (tree_function_versioning): Use VECtors; always remove unreachable
8929 blocks and fold conditionals.
8930 * tree-inline.h: Do not include varray.h.
8931 (tree_function_versioning): Remove.
8932 * Makefile.in (GTFILES): Remove tree-inline.c
8933 * passes.c (do_per_function): Do only functions having body.
8934 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8937 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8938 Andrew Morrow <acm@google.com>
8941 * c-common.c (c_common_attribute_table): Permit deprecated
8942 attribute to take an optional argument.
8943 (handle_deprecated_attribute): If the optional argument to
8944 __attribute__((deprecated)) is not a string ignore the attribute
8947 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8948 * c-typeck.c (build_component_ref): Likewise.
8949 (build_external_ref): Likewise.
8951 * toplev.c (warn_deprecated_use): Add an attribute argument.
8952 Emit the message associated with __attribute__((deprecated)).
8954 * toplev.h (warn_deprecated_use): Updated.
8956 * doc/extend.texi: Document new optional parameter to
8957 __attribute__((deprecated))
8959 2009-05-08 Michael Eager <eager@eagercon.com>
8961 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8962 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8964 2009-05-08 Richard Guenther <rguenther@suse.de>
8966 PR tree-optimization/40062
8967 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8968 Avoid exponential behavior.
8970 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8972 PR rtl-optimization/33928
8974 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8975 process_uses, build_single_def_use_links): New.
8976 (update_df): Update use_def_ref.
8977 (forward_propagate_into): Use get_def_for_use instead of use-def
8979 (fwprop_init): Call build_single_def_use_links and let it initialize
8981 (fwprop_done): Free use_def_ref.
8982 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8983 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8984 df_rd_simulate_one_insn): New.
8985 (df_rd_bb_local_compute_process_def): Update head comment.
8986 (df_chain_create_bb): Use the new RD simulation functions.
8987 * df.h (df_rd_simulate_artificial_defs_at_top,
8988 df_rd_simulate_one_insn): New.
8989 * opts.c (decode_options): Enable fwprop at -O1.
8990 * doc/invoke.texi (-fforward-propagate): Document this.
8992 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8995 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8996 and one complex operand specially.
8997 * tree-complex.c (some_nonzerop): Do not identify a real value as
8998 zero if flag_signed_zeros.
9000 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9002 PR rtl-optimization/33928
9003 * loop-invariant.c (record_use): Fix && vs. || mishap.
9005 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9007 PR rtl-optimization/33928
9008 * loop-invariant.c (struct use): Add addr_use_p.
9009 (struct def): Add n_addr_uses.
9010 (struct invariant): Add cheap_address.
9011 (create_new_invariant): Set cheap_address.
9012 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9013 (record_uses): Pass df_ref to record_use.
9014 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9017 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9019 * config/sh/sh.c: Do not include c-pragma.h.
9021 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9023 * config/spu/spu.c: Remove include of c-common.h.
9025 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9028 * c-common.h (mark_valid_location_for_stdc_pragma,
9029 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9030 clear_float_const_decimal64, float_const_decimal64_p): New.
9031 * c.opt (Wunsuffixed-float-constants): New.
9032 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9033 unsuffixed float constant, handle new warning.
9034 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9035 * c-decl.c (c_scope): New flag float_const_decimal64.
9036 (set_float_const_decimal64, clear_float_const_decimal64,
9037 float_const_decimal64_p): New.
9038 (push_scope): Set new flag.
9039 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9040 to use STDC pragmas.
9041 (c_parser_external_declaration): Ditto.
9042 (c_parser_compound_statement_nostart): Ditto.
9043 * c-pragma.c (valid_location_for_stdc_pragma,
9044 mark_valid_location_for_stdc_pragma,
9045 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9046 handle_pragma_float_const_decimal64): New.
9047 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9048 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9049 set_float_const_decimal64, clear_float_const_decimal64,
9050 float_const_decimal64_p): New dummy functions.
9051 * doc/extend.texi (Decimal Float): Remove statement that the
9052 pragma, and suffix for double constants, are not supported.
9053 * doc/invoke.texi (Warning Options): List new option.
9054 (-Wunsuffixed-float-constants): New.
9056 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9058 * config/i386/i386.c: Do not include c-common.h.
9060 2009-05-07 Mark Heffernan <meheff@google.com>
9062 * doc/invoke.texi (Debugging Options): Document change of debugging
9064 * opts.c (decode_options): Make dump_base_name relative to
9065 aux_base_name directory.
9067 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9069 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9070 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9072 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9074 * Makefile.in (install-plugin): Simplify a bit.
9076 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9078 * Makefile.in (OBJS-common): Add regcprop.o.
9080 * timevar.def (TV_CPROP_REGISTERS): New.
9081 * regrename.c (regrename_optimize): Return 0.
9082 (rest_of_handle_regrename): Delete.
9083 (pass_rename_registers): Point to regrename_optimize.
9084 (struct value_data_entry, struct value_data,
9085 kill_value_one_regno, kill_value_regno, kill_value,
9086 set_value_regno, init_value_data, kill_clobbered_value,
9087 kill_set_value, kill_autoinc_value, copy_value,
9088 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9089 replace_oldest_value_reg, replace_oldest_value_addr,
9090 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9091 debug_value_data, validate_value_data): Move...
9092 * regcprop.c: ... here.
9093 (rest_of_handle_cprop): Delete.
9094 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9096 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9099 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9100 GEN_INT for 1 << bitnum.
9101 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9104 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9106 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9107 Remove wrong description of "nand" operation.
9109 2009-05-06 Richard Guenther <rguenther@suse.de>
9110 Adam Nemet <anemet@caviumnetworks.com>
9112 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9113 comment. Add that if LHS is not a gimple register, then RHS1 has
9114 to be a single object (GIMPLE_SINGLE_RHS).
9116 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9118 * expr.c (get_def_for_expr): Move it up in the file.
9119 (store_field): When expanding a bit-field store, look at the
9120 defining gimple stmt for the masking conversion.
9122 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9125 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9126 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9127 32-bit memcpy into long.
9129 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9131 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9132 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9134 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9135 instead of appending DW_OP_deref*.
9137 2009-05-06 Michael Matz <matz@suse.de>
9140 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9141 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9143 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9145 * Makefile.in (install-plugin): Fix srcdir handling.
9147 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9149 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9150 when processing for not_regs_needed bitmap.
9151 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9152 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9153 handling it for rhs.
9155 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9157 * config/i386/i386.md (unnamed inc/dec peephole): Use
9158 optimize_insn_for_size_p instead of optimize_size.
9159 * config/i386/predicates.md (incdec_operand): Likewise.
9160 (aligned_operand): Likewise.
9161 * config/i386/sse.md (divv8sf3): Likewise.
9162 (sqrtv8sf2): Likewise.
9164 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9166 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9168 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9170 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9172 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9173 ssemodesuffixf2c with avxmodesuffixf2c.
9175 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9178 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9180 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9182 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9183 (struct tree_base): Adjust spacing for 8 bit boundaries.
9184 (struct tree_decl_common): Add decl_by_reference_flag bit.
9185 (DECL_BY_REFERENCE): Adjust.
9186 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9187 print DECL_BY_REFERENCE bit.
9188 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9189 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9190 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9191 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9195 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9196 range of the type, but default label is missing, add it with one
9197 of the existing labels instead of adding a new label for it.
9199 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9203 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9205 * Makefile.in (enable_plugin, plugin_includedir): New.
9206 (install): Depend on install-plugin.
9207 (PLUGIN_HEADERS): New.
9208 (install-plugin): New.
9209 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9211 2009-05-05 Richard Guenther <rguenther@suse.de>
9213 PR tree-optimization/40022
9214 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9216 (phivn_valid_p): Fix tuplification error, simplify.
9217 (phiprop_insert_phi): Add dumps.
9218 (propagate_with_phi): Simplify.
9220 2009-05-05 Richard Guenther <rguenther@suse.de>
9223 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9225 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9227 * tree.h (strip_float_extensions): Remove duplicate declaration.
9228 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9229 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9230 block_ultimate_origin): Rearrange the declarations line to match the
9231 comment that indicates the .c file which the functions are defined.
9232 (dwarf2out_*, set_decl_rtl): Add comment.
9233 (get_base_address): Adjust comment.
9234 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9235 declarations line and add comment.
9236 (is_builtin_name): Add blank after function name, for clarity.
9238 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9240 * attribs.c (decl_attributes): Use %qE for identifiers in
9242 * cgraphunit.c (verify_cgraph_node): Translate function names to
9243 locale character set in diagnostics.
9244 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9246 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9247 Document that functions are named in UTF-8.
9248 * expr.c (expand_expr_real_1): Translate function names to locale
9249 character set in diagnostics.
9250 * gimplify.c (omp_notice_variable, omp_is_private,
9251 gimplify_scan_omp_clauses): Use %qE for identifiers in
9253 * langhooks.c (lhd_print_error_function): Translate function names
9254 to locale character set.
9255 * langhooks.h (decl_printable_name): Document that return value is
9256 in internal character set.
9257 * stmt.c: Include pretty-print.h
9258 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9260 (resolve_operand_name_1): Translate named operand name to locale
9262 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9264 * toplev.c (announce_function): Translate function names to locale
9266 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9267 (default_tree_printer): Use pp_identifier or translate identifiers
9268 to locale character set. Mark "<anonymous>" for translation.
9269 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9270 for identifiers in diagnostics.
9271 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9273 * varasm.c (output_constructor): Use %qE for identifiers in
9276 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9278 * configure.ac: use ` ` instead of $()
9279 * configure: Regenerate.
9281 2009-05-05 Ben Elliston <bje@au.ibm.com>
9283 * config/pa/linux-atomic.c: Eliminate conditional include of
9284 errno.h on non-LP64 systems to simplify build requirements.
9286 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9288 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9290 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9291 and pass value to identifier_to_locale.
9292 (warn_variable_length_array): Make name a tree.
9293 (grokdeclarator): Separate diagnostic texts for named and unnamed
9294 declarators. Use %qE for named declarators.
9295 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9297 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9298 identifiers in diagnostics.
9299 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9300 identifier_to_locale. Mark "anonymous" strings for translation.
9302 2009-05-04 Michael Eager <eager@eagercon.com>
9304 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9305 address for DImode/DFmode only if double-precision FP regs.
9307 2009-05-04 Michael Eager <eager@eagercon.com>
9309 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9310 TARGET_SINGLE_FLOAT check.
9312 2009-05-04 Michael Eager <eager@eagercon.com>
9314 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9316 2009-05-04 Michael Eager <eager@eagercon.com>
9318 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9319 * config/rs6000/t-xilinx: New
9321 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9323 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9324 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9325 * gcc/explow.c (memory_address): Use target hook.
9326 * gcc/targhooks.c (default_legitimize_address): New.
9327 * gcc/targhooks.h (default_legitimize_address): New.
9328 * gcc/target.h (legitimize_address): New.
9329 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9330 (TARGET_INITIALIZER): Include it.
9331 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9333 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9334 * config/bfin/bfin.c (legitimize_address): Remove.
9335 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9336 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9338 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9339 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9341 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9342 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9343 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9344 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9345 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9346 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9347 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9348 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9349 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9350 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9351 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9352 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9353 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9354 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9355 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9356 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9357 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9358 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9359 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9360 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9361 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9362 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9363 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9365 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9366 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9367 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9368 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9369 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9370 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9371 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9372 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9373 (thumb_legitimize_address): Delete.
9374 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9375 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9376 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9377 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9378 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9379 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9381 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9384 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9385 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9386 * config/m32r/m32r.c (m32r_legitimize_address): New.
9387 * config/m68k/m68k.c (m68k_legitimize_address): New.
9388 * config/score/score.c (score_legitimize_address): Standardize.
9389 * config/score/score3.c (score3_legitimize_address): Standardize.
9390 * config/score/score3.h (score3_legitimize_address): Adjust.
9391 * config/score/score7.c (score7_legitimize_address): Standardize.
9392 * config/score/score7.h (score7_legitimize_address): Adjust.
9393 * config/sh/sh.c (sh_legitimize_address): New.
9394 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9396 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9397 (s390_legitimize_address): ... this.
9398 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9399 (sparc_legitimize_address): ... this.
9400 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9401 (ix86_legitimize_address): ... this.
9402 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9403 (avr_legitimize_address): ... this.
9404 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9405 (mn10300_legitimize_address): ... this.
9406 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9407 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9408 (alpha_expand_mov): Adjust call.
9410 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9411 * config/spu/spu.c (spu_legitimize_address): Likewise.
9412 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9413 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9415 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9417 * intl.c (locale_encoding, locale_utf8): New.
9418 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9419 * intl.h (locale_encoding, locale_utf8): Declare.
9420 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9421 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9423 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9425 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9426 (pp_base_tree_identifier): Declare as function.
9427 (identifier_to_locale): Declare.
9428 * Makefile.in (pretty-print.o): Update dependencies.
9429 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9431 2009-05-04 Richard Guenther <rguenther@suse.de>
9434 * builtins.c (fold_builtin_memory_op): Do not decay to element
9435 type if the size matches the whole array.
9437 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9439 * expmed.c (synth_mult): When trying out a shift, pass the result
9442 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9444 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9445 (shiftsub1_cost): New.
9446 (init_expmed): Compute shiftsub1_cost.
9447 (synth_mult): Optimize multiplications by constants of the form
9448 -(2^^m-1) for some constant positive integer m.
9450 2009-05-03 Richard Guenther <rguenther@suse.de>
9453 * c-typeck.c (array_to_pointer_conversion): Do not built
9454 ADDR_EXPRs of arrays of pointer-to-element type.
9455 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9456 up wrong ADDR_EXPRs after-the-fact.
9457 * c-common.c (strict_aliasing_warning): Strip pointer
9458 conversions for obtaining the original type.
9459 * builtins.c (fold_builtin_memset): Handle array types.
9460 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9463 2009-05-03 Richard Guenther <rguenther@suse.de>
9466 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9467 Do not lose casts from array types with unknown extent to array
9468 types with known extent.
9469 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9470 alias set compatibility.
9472 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9474 * flags.h (extra_warnings): Delete.
9475 * toplev.c (process_options): Handle Wuninitialized here.
9476 * opts.c (extra_warnings): Delete.
9477 (set_Wextra): Delete.
9478 (common_handle_option): -Wextra can be handled automatically.
9479 * c-opts.c (c_common_handle_option): Delete obsolete code.
9480 (c_common_post_options): Simplify comment.
9481 * common.opt (W): Add Var.
9483 (Wuninitialized): Initialize to -1.
9485 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9486 Richard Guenther <rguenther@suse.de>
9488 * expr.c (get_def_for_expr): New function.
9489 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9490 SSA rather than trees.
9491 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9492 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9494 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9496 * c-common.c (reswords): Add _Imaginary.
9497 * c-common.c (enum rid): Add RID_IMAGINARY.
9499 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9501 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9502 Patch by Richard Guenther.
9504 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9506 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9507 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9508 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9509 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9510 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9511 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9512 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9513 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9514 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9515 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9516 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9517 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9518 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9519 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9520 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9521 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9522 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9523 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9525 2009-05-02 Richard Guenther <rguenther@suse.de>
9527 PR tree-optimization/39940
9528 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9531 2009-05-02 Richard Guenther <rguenther@suse.de>
9534 * tree-ssa.c (execute_update_addresses_taken): Properly check
9535 if we can mark a variable DECL_GIMPLE_REG_P.
9536 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9537 back to the end of the function.
9538 (is_gimple_reg_type): Remove complex type special casing.
9539 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9542 2009-05-02 Ben Elliston <bje@au.ibm.com>
9544 * doc/collect2.texi (Collect2): Document search path behaviour
9545 when configured with --with-ld.
9547 2009-05-02 Jan Hubicka <jh@suse.cz>
9549 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9550 parameter; update callers.
9551 (coalesce_cost_edge): EH edges are costier because they needs
9552 splitting even if not critical and even more costier when there are
9553 multiple EH predecestors.
9555 2009-05-02 Jan Hubicka <jh@suse.cz>
9557 * except.c (remove_eh_handler_and_replace): Handle updating after
9558 removing TRY blocks.
9560 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9562 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9564 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9566 * varasm.c: Do not include c-pragma.h.
9567 * attribs.c: Do not incude c-common.h.
9569 2009-05-01 Michael Matz <matz@suse.de>
9571 * calls.c (initialize_argument_information): Handle SSA names like
9572 decls with a non MEM_P DECL_RTL.
9574 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9576 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9577 * ipa-utils.c: Likewise.
9578 * ipa-type-escape.c: Likewise.
9579 * cgraphunit.c Do not include c-common.h.
9580 * ipa-pure-const.c: Likewise.
9581 * tree-if-conv.c: Likewise.
9582 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9583 * ipa-struct-reorg.c: Likewise.
9584 * tree-nomudflap.c: Likewise.
9585 * tree-ssa-structalias.c: Likewise.
9587 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9589 * store-motion.c: Many cleanups to make this pass a first-class
9590 citizen instead of an appendix to gcse load motion. Add TODO list
9591 to make this pass faster/cleaner/better.
9593 (struct ls_expr): Post gcse.c-split cleanups.
9594 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9595 "stores" field to "avail_stores".
9596 (pre_ldst_mems): Rename to store_motion_mems.
9597 (pre_ldst_table): Rename to store_motion_mems_table.
9598 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9599 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9600 (ldst_entry): Rename to st_expr_entry, update users.
9601 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9602 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9603 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9605 (first_ls_expr): Rename to first_st_expr, update users.
9606 (next_ls_expr): Rename to next_st_expr, update users.
9607 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9608 fields properly for store motion instead of names inherited from load
9610 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9611 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9614 (ae_kill): Rename to st_kill, update users.
9615 (ae_gen): Rename to st_avloc, update users.
9616 (transp): Rename to st_transp, update users.
9617 (pre_insert_map): Rename to st_insert_map, update users.
9618 (pre_delete_map): Rename to st_delete_map, update users.
9619 (insert_store, build_store_vectors, free_store_memory,
9620 one_store_motion_pass): Update for abovementioned changes.
9622 (gcse_subst_count, gcse_create_count): Remove.
9623 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9624 and "n_stores_created", local variables.
9626 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9629 (regvec, compute_store_table_current_insn): Remove.
9630 (reg_set_info, reg_clear_last_set): Remove.
9631 (compute_store_table): Use DF caches instead of local dataflow
9634 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9636 * c-objc-common.c (c_tree_printer): Print identifiers with
9637 pp_identifier, not pp_string. Mark "({anonymous})" for
9639 * c-pretty-print.c (pp_c_ws_string): New.
9640 (pp_c_cv_qualifier, pp_c_type_specifier,
9641 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9642 pp_c_storage_class_specifier, pp_c_function_specifier,
9643 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9644 pp_c_primary_expression, pp_c_postfix_expression,
9645 pp_c_unary_expression, pp_c_shift_expression,
9646 pp_c_relational_expression, pp_c_equality_expression,
9647 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9648 use pp_string and pp_c_ws_string in place of pp_identifier and
9649 pp_c_identifier for non-identifiers. Mark English strings for
9651 * c-pretty-print.h (pp_c_ws_string): Declare.
9653 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9654 Roland McGrath <roland@redhat.com>
9656 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9657 (ENABLE_LD_BUILDID): New configuration option.
9658 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9659 (LINK_BUILDID_SPEC): New macro.
9660 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9662 * doc/install.texi: Document --enable-linker-build-id option.
9663 * configure: Rebuild.
9664 * config.in: Rebuild.
9666 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9668 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9669 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9670 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9671 MIPS_GP_SAVE_AREA_SIZE.
9672 * config/mips/mips.c (struct mips_frame_info): Update comment
9673 before arg_pointer_offset and hard_frame_pointer_offset.
9674 (mips_compute_frame_info): Update diagram before function: to
9675 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9676 indicate the position of frame_pointer_rtx with -fstack-protector and
9677 to show args_size. Don't allocate cprestore area for leaf functions
9678 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9680 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9682 2009-04-30 Michael Matz <matz@suse.de>
9684 PR tree-optimization/39955
9685 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9687 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9689 * ira.c (setup_cover_and_important_classes): Use safe macro
9690 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9692 * genpreds.c (write_tm_preds_h): Output suitable definition of
9693 REG_CLASS_FOR_CONSTRAINT.
9695 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9697 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9699 * bitmap.c (bitmap_descriptor): Likewise.
9700 * ggc-common.c (loc_descriptor): Likewise.
9701 * varray.c (varray_descriptor): Likewise.
9702 * vec.c (vec_descriptor): Likewise.
9704 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9706 * Makefile.in (dce.o): Add $(EXCEPT_H).
9707 * dce.c: Include except.h and delete redundant vector definitions.
9708 (deletable_insn_p): Return false for non-call insns that can throw
9711 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9713 * gcse.c (ae_gen): Remove.
9714 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9715 and make non-static function to make it available in store-motion.c.
9716 Update call sites with search-and-replace.
9717 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9718 extract_mentioned_regs, extract_mentioned_regs_helper,
9719 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9720 store_killed_in_insn, store_killed_after, store_killed_before,
9721 build_store_vectors, insert_insn_start_basic_block, insert-store,
9722 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9723 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9724 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9725 * store-motion.c: ...new file. Also copy data structures from gcse.c
9726 and clean up to remove parts not used by store motion.
9727 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9728 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9730 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9733 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9734 when optimizing for size.
9736 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9738 * gcse.c (gcse_constant_p): Fix typo in last change.
9740 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9742 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9744 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9746 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9748 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9750 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9751 CONST_HIGH_PART result.
9753 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9755 * config/avr/avr.c (initial_elimination_offset): Rename to
9756 avr_initial_elimination_offset.
9757 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9758 change return type to bool.
9759 (avr_can_eliminate): New function.
9760 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9761 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9762 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9763 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9764 avr_initial_elimination_offset.
9765 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9766 (avr_initial_elimination_offset): Define.
9768 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9769 Steven Bosscher <steven@gcc.gnu.org>
9771 PR rtl-optimization/39938
9772 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9773 * cfgrtl.c: Include insn-attr.h.
9774 (rest_of_pass_free_cfg): New function.
9775 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9776 * resource.c (init_resource_info): Remove call to df_analyze.
9778 2009-04-29 Richard Guenther <rguenther@suse.de>
9781 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9782 allow conversion to signed integers.
9784 2009-04-29 Richard Guenther <rguenther@suse.de>
9786 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9787 shifts of floating point vectors if the shift amount is
9788 a constant multiple of the element size.
9790 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9791 Michael Matz <matz@suse.de>
9795 * tree-outof-ssa.c (emit_partition_copy): New function.
9796 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9797 insert_part_to_rtx_on_edge): Perform the partition base var
9798 copy using emit_partition_copy.
9799 (insert_value_copy_on_edge): Convert constants to the right mode.
9800 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9801 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9803 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9805 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9806 scan backwards to try to find a constant to initialize it.
9808 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9809 insn before the loop_end instruction, don't look past labels.
9811 2009-04-29 Richard Guenther <rguenther@suse.de>
9814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9815 loose type conversions.
9816 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9817 stmts only if there are no uses of its definition.
9819 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9821 * config/bfin/bfin.h (splitting_loops): Declare.
9822 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9823 Reorder bit definitions to be ascending.
9824 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9825 * config/bfin/bfin.c (splitting_loops): New variable.
9826 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9827 (struct loop_info): Remove members INIT and LOOP_INIT.
9828 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9829 the LSETUP sequence. Allow LC to be loaded from any register, but
9830 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9831 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9833 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9834 of reload_completed.
9837 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9839 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9841 * Makefile.in (PLUGIN_VERSION_H): New.
9842 (OBJS-common): Remove plugin-version.o.
9843 (plugin.o): Depend on (PLUGIN_VERSION_H).
9844 (plugin-version.o): Remove.
9845 * configure: Regenerate
9846 * configure.ac: Create plugin-version.h.
9847 * gcc-plugin.h (plugin_gcc_version): Remove.
9848 (plugin_default_version_check): Change signature.
9849 * plugin-version.c: Remove.
9850 * plugin.c: Include plugin-version.h.
9851 (str_plugin_gcc_version_name): Remove.
9852 (try_init_one_plugin): Pass gcc version to plugin_init.
9853 (plugin_default_version_check): Both gcc and plugin versions are now
9856 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9858 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9859 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9860 Remove special case testing for last insn of inner loops. Don't fail
9861 if the loop ends with a jump, emit an extra nop instead.
9863 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9864 DREGS rather than comparing directly. Remove code that tries to
9865 account for latencies.
9867 2009-04-29 Richard Guenther <rguenther@suse.de>
9869 PR tree-optimization/39941
9870 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9871 eliminating an indirect call.
9873 2009-04-29 Richard Guenther <rguenther@suse.de>
9875 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9876 parameter. Allow invariants as base if !require_lvalue.
9877 (verify_gimple_assign_single): Adjust.
9879 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9881 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9882 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9883 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9884 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9885 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9887 * config/bfin/bfin.c (bfin_expand_builtin,
9888 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9890 2009-04-28 Richard Guenther <rguenther@suse.de>
9892 * tree-vect-loop.c (get_initial_def_for_induction): Use
9893 correct types for pointer increment.
9895 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9897 * toplev.c (print_version): Update GMP version string calculation.
9899 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9901 PR rtl-optimization/39938
9902 * resource.c (init_resource_info): Add call to df_analyze.
9904 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9906 * config/alpha/alpha.md (usegp): Cast the result of
9907 alpha_find_lo_sum_using_gp to enum attr_usegp.
9908 * config/alpha/alpha.c (override_options): Remove end-of-structure
9909 marker element from cpu_table. Use array size of cpu_table to handle
9910 -mcpu and -mtune options.
9911 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9913 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9915 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9916 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9917 tune_32 and tune_64.
9918 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9920 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9921 * config/rs6000/option-defaults.h: ... here. New file.
9922 (OPT_64, OPT_32): Define.
9923 (MASK_64BIT): Define to 0 if not already defined.
9924 (OPT_ARCH64, OPT_ARCH32): Define.
9925 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9928 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9930 * config/arm/arm.c (arm_override_options): Emit error on using
9933 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9935 PR rtl-optimization/39914
9936 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9937 registers for allocnos created from user-defined variables only
9938 when not optimizing.
9940 2009-04-28 Richard Guenther <rguenther@suse.de>
9943 * fold-const.c (fold_binary): Use distribute_real_division only
9946 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9948 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9949 add hpux-stdint.h to tm_file.
9950 (hppa[12]*-*-hpux11*): Ditto.
9951 (ia64*-*-hpux*): Ditto.
9952 * config/hpux-stdint.h: New.
9953 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9954 __STDC_EXT__ for all compiles.
9955 * config/pa/pa-hpux.h: Ditto.
9956 * config/pa/pa-hpux10.h: Ditto.
9957 * config/pa/pa-hpux11.h: Ditto.
9959 2009-04-28 Catherine Moore <clm@codesourcery.com>
9961 * debug.h (set_name): Add comment.
9963 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9966 * config/darwin.c (machopic_gen_offset): Check
9967 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9968 * config/arm/arm.c (require_pic_register): Likewise.
9970 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9972 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9973 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9974 m32c_promote_prototypes): Delete.
9976 2009-04-28 Michael Matz <matz@suse.de>
9979 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9982 2009-04-28 Richard Guenther <rguenther@suse.de>
9984 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9986 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9988 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9989 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9990 * config/arm/arm-tune.md: Regenerate.
9992 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9994 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9995 block if there are complex incoming edges.
9996 (sel_merge_blocks): Remove useless assert.
9997 (sel_redirect_edge_and_branch): Check that edge was redirected.
9998 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9999 (sel_find_rgns): Delete declaration.
10000 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10001 the region when it is not a preheader.
10003 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10006 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10008 2009-04-28 Richard Guenther <rguenther@suse.de>
10010 * tree.h (SSA_NAME_VALUE): Remove.
10011 (struct tree_ssa_name): Remove value_handle member.
10012 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10013 array for jump threading.
10014 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10016 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10017 * tree-flow.h (threadedge_initialize_values): Declare.
10018 (threadedge_finalize_values): Likewise.
10019 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10020 (SSA_NAME_VALUE): Define.
10021 (threadedge_initialize_values): New function.
10022 (threadedge_finalize_values): Likewise.
10023 * tree-ssa-dom.c (ssa_name_values): New global variable.
10024 (SSA_NAME_VALUE): Define.
10025 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10027 2009-04-28 Ira Rosen <irar@il.ibm.com>
10029 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10030 Use REPORT_VECTORIZED_LOCATIONS instead
10031 REPORT_VECTORIZED_LOOPS.
10032 * tree-vectorizer.c (vect_verbosity_level): Make static.
10033 (vect_loop_location): Rename to vect_location.
10034 (vect_set_verbosity_level): Update comment.
10035 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10037 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10038 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10039 instead REPORT_UNVECTORIZED_LOOPS.
10040 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10041 and vect_loop_def to vect_external_def and vect_internal_def.
10042 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10043 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10044 REPORT_UNVECTORIZED_LOCATIONS.
10045 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10046 and vect_used_in_loop and to vect_unused_in_scope and
10047 vect_used_in_scope.
10048 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10049 (vect_verbosity_level): Remove declaration.
10050 (vect_analyze_operations): Likewise.
10051 (vect_analyze_stmt): Declare.
10052 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10053 REPORT_UNVECTORIZED_LOCATIONS.
10054 (vect_get_loop_niters): Fix indentation.
10055 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10056 (vect_analyze_loop_operations): New function.
10057 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10058 vect_analyze_operations.
10059 (vect_is_simple_reduction): Use new names.
10060 (vectorizable_live_operation, vect_transform_loop): Likewise.
10061 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10062 to specify whether the data references can be a part of interleaving
10064 (vect_analyze_data_ref_dependence): Use new names.
10065 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10066 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10067 * tree-vect-patterns.c (widened_name_p): Use new names.
10068 (vect_recog_dot_prod_pattern): Likewise.
10069 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10070 (process_use, vect_mark_stmts_to_be_vectorized,
10071 vect_model_simple_cost, vect_model_store_cost,
10072 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10073 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10074 vectorizable_operation, vectorizable_type_demotion,
10075 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10076 vectorizable_condition): Likewise.
10077 (vect_analyze_operations): Split into vect_analyze_loop_operations
10079 (vect_analyze_stmt): ... new function.
10080 (new_stmt_vec_info): Use new names.
10081 (vect_is_simple_use): Use new names and fix comment.
10082 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10083 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10085 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10088 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10089 and integer modes for x87 operands. Do not ICE for unsupported size,
10090 generate error instead. Generate error for unsupported operand types.
10091 ['z']: Do not handle HImode memory operands specially. Warning
10092 for floating-point operands. Fallthru to 'Z' for unsupported operand
10093 types. Do not ICE for unsupported size, generate error instead.
10094 (output_387_binary_op): Use %Z to output operands.
10095 (output_fp_compare): Ditto.
10096 (output_387_reg_move): Ditto.
10098 2009-04-28 Ben Elliston <bje@au.ibm.com>
10103 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10105 * builtins.c (c_strlen): Do not warn here.
10106 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10107 * c-common.c (pointer_int_sum): Take an explicit location.
10108 Warn about offsets out of bounds.
10109 * c-common.h (pointer_int_sum): Adjust declaration.
10111 2009-04-27 Ian Lance Taylor <iant@google.com>
10113 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10115 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10116 * df-core.c (df_set_flags): Change return type to int. Change
10117 type of old_flags to int.
10118 (df_clear_flags): Likewise.
10119 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10120 (df_get_conditional_uses): Likewise.
10121 * df.h (df_set_flags, df_clear_flags): Update declarations.
10122 * dwarf2out.c (struct indirect_string_node): Change type of form
10123 field to enum dwarf_form.
10124 (AT_string_form): Change return type to enum dwarf_form.
10125 * fixed-value.c (fixed_compare): Add cast to enum type.
10126 * fwprop.c (update_df): Change 0 to VOIDmode.
10127 * gensupport.c: Change 0 to UNKNOWN.
10128 * gimple.h (gimple_cond_code): Add cast to enum type.
10129 * haifa-sched.c (reemit_notes): Add cast to enum type.
10130 * hooks.c (hook_int_void_no_regs): Remove function.
10131 * hooks.h (hook_int_void_no_regs): Remove declaration.
10132 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10133 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10134 * real.c (real_arithmetic): Add cast to enum type.
10135 (real_compare): Likewise.
10136 * target.h (struct gcc_target): Change return type of
10137 branch_target_register_class to enum reg_class.
10138 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10139 default_branch_target_register_class.
10140 * targhooks.c (default_branch_target_register_class): New function.
10141 * targhooks.h (default_branch_target_register_class): Declare.
10142 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10143 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10145 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10147 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10148 vect_uninitialized_def. Change 0 to ERROR_MARK.
10149 * tree-vect-stmts.c (supportable_widening_operation): Don't
10150 initialize icode1 and icode2.
10151 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10152 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10154 (cmn_err_flag_specs): Change 0 to STD_C89.
10155 (cmn_err_char_table): Likewise.
10156 * config/arm/arm.c (get_arm_condition_code): Change type of code
10157 to enum arm_cond_code.
10158 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10159 (IWMMXT_BUILTIN2): Likewise.
10160 (neon_builtin_type_bits): Don't define typedef.
10161 (neon_builtin_datum): Change type of bits field to int.
10162 (arm_expand_neon_args): Add cast to enum type.
10163 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10165 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10166 casts to enum type.
10167 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10169 * config/mips/mips.md (jal_macro): Return enum constant.
10170 (single_insn): Likewise.
10171 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10173 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10174 casts to enum type.
10175 * config/s390/s390.c (s390_tune_flags): Change type to int.
10176 (s390_arch_flags): Likewise.
10177 (s390_handle_arch_option): Change flags field of struct pta to int.
10178 * config/s390/s390.h (s390_tune_flags): Update declaration.
10179 (s390_arch_flags): Likewise.
10180 * config/sh/sh.c (prepare_move_operands): Compare
10181 tls_symbolic_operand result with enum constant.
10182 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10183 (sh_expand_prologue): Add cast to enum type.
10184 (sh_expand_epilogue): Likewise.
10185 (tls_symbolic_operand): Change return type to enum tls_model.
10186 (fpscr_set_from_mem): Add cast to enum type.
10187 (legitimize_pic_address): Compare tls_symbolic_operand result with
10189 (sh_target_reg_class): Change return type to enum reg_class.
10190 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10192 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10193 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10194 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10195 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10196 (delayed_branch, tls_call_delay): Likewise.
10197 (eligible_for_sibcall_delay): Likewise.
10198 (eligible_for_return_delay): Likewise.
10199 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10200 (spu_expand_builtin_1): Likewise.
10202 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10203 for all types of conversions.
10204 (output_init_element): Issue -Wc++-compat warning if needed when
10205 initializing a bitfield with enum type.
10206 * c-parser.c (c_parser_expression): Set original_type to
10207 original_type of right hand operand of comman operator.
10209 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10211 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10213 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10214 * doc/cpp.texi (Standard Predefined Macros)
10215 (Implementation-defined behavior): Likewise.
10216 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10217 * doc/gimple.texi (GIMPLE Exception Handling)
10218 (@code{GIMPLE_ASSIGN}): Likewise.
10219 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10220 * doc/invoke.texi (Warning Options, Optimize Options)
10221 (AVR Options, Darwin Options): Likewise.
10222 (Optimize Options): Reformulate -fwhole-program description.
10223 * doc/loop.texi (Lambda): Likewise.
10224 * doc/md.texi (Output Template, Define Constraints)
10225 (Standard Names, Insn Splitting): Likewise.
10226 * doc/options.texi (Option properties): Likewise.
10227 * doc/passes.texi (Tree-SSA passes): Likewise.
10228 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10229 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10230 (File Names and DBX): Likewise.
10231 * doc/trouble.texi (Incompatibilities): Likewise.
10233 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10235 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10236 instruction is correct.
10238 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10240 Allow non-constant arguments to conversion intrinsics.
10241 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10242 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10243 * spu.c (print_operand): Handle 'v' and 'w'.
10244 (exp2_immediate_p, spu_gen_exp2): Define.
10245 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10246 spu_convtf_1): Update parameter descriptions.
10247 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10248 * constraints.md ('v', 'w'): New.
10249 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10251 (i2f, I2F): New define_mode_attr.
10252 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10253 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10254 fixuns_truncv4sfv4si2): Update to use mode attribute.
10255 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10256 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10257 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10258 patterns for combine.
10260 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10262 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10263 (cprop, hoist, pre, store_motion): New debug counters.
10264 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10265 is not an RTL pass anymore.
10266 (pass_profiling): Remove extern decl for pass removed in 2005.
10267 (pass_gcse, pass_jump_bypass): Remove.
10268 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10269 to 0 for clean state.
10270 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10271 * cse.c (gate_handle_cse_after_global_opts,
10272 rest_of_handle_cse_after_global_opts): New functions.
10273 (pass_cse_after_global_opts): New pass, does local CSE.
10274 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10275 (TV_CPROP): New timevar.
10276 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10277 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10278 (gcse_main, recompute_all_luids): Remove.
10279 (compute_hash_table_work): Call max_reg_num instead of reading
10281 (cprop_jump): Don't set run_jump_opt_after_gcse.
10282 (constprop_register): Always allow to alter jumps.
10283 (cprop_insn): Likewise.
10284 (do_local_cprop): Likewise.
10285 (local_cprop_pass): Likewise. Return non-zero if something changed.
10286 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10287 (find_implicit_sets): Add note about missed optimization opportunity.
10288 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10289 pass_rtl_cprop execute function.
10290 Don't bother tracking the pass number, each pass gets its own dumpfile
10292 Always allow to alter jumpsand bypass jumps.
10293 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10294 will just find no suitable set.
10295 (pre_edge_insert): Fix dumping, this function is for PRE only.
10296 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10297 pass_rtl_pre execute function.
10298 (hoist_code): Return non-zero if something changed. Keep track of
10299 substitutions and insertions for statistics gathering similar to PRE.
10300 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10301 called from the pass_rtl_hoist execute function. Show pass statistics.
10302 (compute_store_table): Use max_reg_num directly instead of using the
10303 formerly global max_gcse_regno.
10304 (build_store_vectors): Likewise.
10305 (replace_store_insn): Fix dumping.
10306 (store_motion): Rename to ...
10307 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10308 pass, called from the pass_rtl_store_motion execute function. Keep
10309 track of substitutions and insertions for statistics gathering similar
10311 (bypass_jumps): Remove, fold interesting bits into ...
10312 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10313 from the pass_rtl_cprop execute function.
10314 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10315 pass_jump_bypass): Remove.
10316 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10317 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10318 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10319 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10320 (gate_rtl_store_motion, execute_rtl_store_motion,
10321 pass_rtl_store_motion): New.
10322 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10323 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10324 * passes.c (init_optimization_passes): Remove pass_gcse and
10325 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10326 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10327 instead of pass_jump_bypass.
10329 2009-04-27 Richard Guenther <rguenther@suse.de>
10331 PR middle-end/39928
10332 * gimplify.c (gimplify_expr): If we are required to create
10333 a temporary make sure it ends up as register.
10335 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10338 * config/i386/i386.c (construct_container): Don't call
10339 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10340 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10342 2009-04-27 Michael Matz <matz@suse.de>
10344 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10345 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10346 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10347 (dump_replaceable_exprs): Take a bitmap.
10348 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10350 (expand_gimple_basic_block): Likewise.
10351 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10352 replaceable_expressions member a bitmap.
10353 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10354 (mark_replaceable): Likewise.
10355 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10356 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10358 2009-04-27 Richard Guenther <rguenther@suse.de>
10360 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10361 (verify_stmts): Dispatch to gimple/type verification code.
10362 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10363 issue with call argument types.
10365 2009-04-27 Michael Matz <matz@suse.de>
10367 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10368 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10371 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10372 Eric Botcazou <ebotcazou@adacore.com>
10374 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10375 a label's basic block.
10376 (mark_target_live_regs): Tidy and rework obsolete comments.
10377 Change back DF problem to LIVE. If a label starts a basic block,
10378 assume that all registers that used to be live then still are.
10379 (init_resource_info): If a label starts a basic block, set its
10380 BLOCK_FOR_INSN accordingly.
10381 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10383 2009-04-27 Richard Guenther <rguenther@suse.de>
10385 * tree-flow-inline.h (function_ann): Remove.
10386 (get_function_ann): Likewise.
10387 * tree-dfa.c (create_function_ann): Remove.
10388 * tree-flow.h (struct static_var_ann_d): Remove.
10389 (struct function_ann_d): Likewise.
10390 (union tree_ann_d): Remove fdecl member.
10391 (function_ann_t): Remove.
10392 (function_ann, get_function_ann, create_function_ann): Remove
10395 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10397 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10399 2009-04-27 Jan Hubicka <jh@suse.cz>
10401 * ipa-pure-const.c (struct funct_state_d): New fields
10402 state_previously_known, looping_previously_known; remove
10403 state_set_in_source.
10404 (analyze_function): Use new fields.
10405 (propagate): Avoid assumption that state_set_in_source imply
10408 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10409 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10410 * cfgloop.h (finite_loop_p): Declare.
10412 2009-04-26 Michael Matz <matz@suse.de>
10414 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10416 2009-04-26 Michael Matz <matz@suse.de>
10418 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10419 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10420 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10421 pass_mark_used_blocks): Remove.
10422 * tree-optimize.c (pass_free_datastructures,
10423 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10424 * passes.c (init_optimization_passes): Don't call
10425 pass_mark_used_blocks, remove dead code.
10427 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10429 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10430 * tree-ssa-live.h (register_ssa_partition): Likewise.
10432 2009-04-26 Michael Matz <matz@suse.de>
10435 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10436 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10437 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10439 (compare_pairs): Swap cost comparison.
10440 (coalesce_ssa_name): Don't use change_partition_var.
10441 * tree-nrv.c (struct nrv_data): Add modified member.
10442 (finalize_nrv_r): Set it.
10443 (tree_nrv): Use it to update statements.
10444 (pass_nrv): Require PROP_ssa.
10445 * tree-mudflap.c (mf_decl_cache_locals,
10446 mf_build_check_statement_for): Use make_rename_temp.
10447 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10448 * alias.c (find_base_decl): Handle SSA names.
10449 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10450 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10451 * rtl.h (set_reg_attrs_for_parm): Declare.
10452 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10453 to "optimized", remove unused locals at finish.
10454 (execute_free_datastructures): Make global, call
10455 delete_tree_cfg_annotations.
10456 (execute_free_cfg_annotations): Don't call
10457 delete_tree_cfg_annotations.
10459 * ssaexpand.h: New file.
10460 * expr.c (toplevel): Include ssaexpand.h.
10461 (expand_assignment): Handle SSA names the same as register variables.
10462 (expand_expr_real_1): Expand SSA names.
10463 * cfgexpand.c (toplevel): Include ssaexpand.h.
10464 (SA): New global variable.
10465 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10466 (SSAVAR): New macro.
10467 (set_rtl): New helper function.
10468 (add_stack_var): Deal with SSA names, use set_rtl.
10469 (expand_one_stack_var_at): Likewise.
10470 (expand_one_stack_var): Deal with SSA names.
10471 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10472 before unique numbers.
10473 (expand_stack_vars): Use set_rtl.
10474 (expand_one_var): Accept SSA names, add asserts for them, feed them
10475 to above subroutines.
10476 (expand_used_vars): Expand all partitions (without default defs),
10477 then only the local decls (ignoring those expanded already).
10478 (expand_gimple_cond): Remove edges when jumpif() expands an
10479 unconditional jump.
10480 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10481 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10483 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10484 members of SA; deal with PARM_DECL partitions here; expand
10485 all PHI nodes, free tree datastructures and SA. Commit instructions
10486 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10487 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10488 info and statements at start, collect garbage at finish.
10489 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10490 (VAR_ANN_PARTITION) Remove.
10491 (change_partition_var): Don't declare.
10492 (partition_to_var): Always return SSA names.
10493 (var_to_partition): Only accept SSA names.
10494 (register_ssa_partition): Only check argument.
10495 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10497 (delete_var_map): Don't free it.
10498 (var_union): Only accept SSA names, simplify.
10499 (partition_view_init): Mark only useful SSA names as used.
10500 (partition_view_fini): Only deal with SSA names.
10501 (change_partition_var): Remove.
10502 (dump_var_map): Use ssa_name instead of partition_to_var member.
10503 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10505 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10506 (struct _elim_graph): New member const_dests; nodes member vector of
10508 (set_location_for_edge): New static helper.
10509 (create_temp): Remove.
10510 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10511 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10512 (new_elim_graph): Allocate const_dests member.
10513 (clean_elim_graph): Truncate const_dests member.
10514 (delete_elim_graph): Free const_dests member.
10515 (elim_graph_size): Adapt to new type of nodes member.
10516 (elim_graph_add_node): Likewise.
10517 (eliminate_name): Likewise.
10518 (eliminate_build): Don't take basic block argument, deal only with
10519 partition numbers, not variables.
10520 (get_temp_reg): New static helper.
10521 (elim_create): Use it, deal with RTL temporaries instead of trees.
10522 (eliminate_phi): Adjust all calls to new signature.
10523 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10524 (rewrite_trees): Only do checking.
10525 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10526 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10527 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10528 contains_tree_r, MAX_STMTS_IN_LATCH,
10529 process_single_block_loop_latch, analyze_edges_for_bb,
10530 perform_edge_inserts): Remove.
10531 (expand_phi_nodes): New global function.
10532 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10533 functions, initialize new parameter, remember partitions having a
10535 (finish_out_of_ssa): New global function.
10536 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10537 don't reset in_ssa_p here, don't disable TER when mudflap.
10538 (pass_del_ssa): Remove.
10539 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10541 (execute_free_datastructures): Declare.
10542 * Makefile.in (SSAEXPAND_H): New variable.
10543 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10544 * basic-block.h (commit_one_edge_insertion): Declare.
10545 * passes.c (init_optimization_passes): Move pass_nrv and
10546 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10547 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10548 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10549 (redirect_branch_edge): Deal with super block when expanding, split
10550 out jump patching itself into ...
10551 (patch_jump_insn): ... here, new static helper.
10553 2009-04-26 Michael Matz <matz@suse.de>
10555 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10556 beyond num_ssa_names.
10557 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10558 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10560 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10562 PR inline-asm/39543
10563 * fwprop.c (forward_propagate_asm): New function.
10564 (forward_propagate_and_simplify): Propagate also into __asm, if it
10565 doesn't increase the number of referenced registers.
10568 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10570 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10572 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10573 note_nonlocal_vla_type for nonlocal VLAs.
10574 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10575 contains_remapped_vars, remap_vla_decls): New functions.
10576 (convert_nonlocal_reference_stmt): If not optimizing, call
10577 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10578 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10579 if it wasn't found in var_map.
10580 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10581 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10582 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10584 * gimplify.c (nonlocal_vlas): New variable.
10585 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10587 (gimplify_body): Create and destroy nonlocal_vlas.
10589 * dwarf2out.c (loc_descr_plus_const): New function.
10590 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10591 mem_loc_descriptor, loc_descriptor_from_tree_1,
10592 descr_info_loc, gen_variable_die): Use it.
10594 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10595 !TREE_STATIC VAR_DECLs.
10596 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10597 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10598 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10599 DECL_BY_REFERENCE is valid.
10600 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10601 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10602 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10603 Copy DECL_BY_REFERENCE.
10604 (struct nesting_copy_body_data): New type.
10605 (nesting_copy_decl): New function.
10606 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10607 if they have variable length.
10609 2009-04-26 Michael Matz <matz@suse.de>
10611 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10612 mark new temporaries for renaming.
10614 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10617 * c-decl.c (global_bindings_p): Return negative value.
10618 (c_variable_size): New. Based on variable_size from
10620 (grokdeclarator): Call c_variable_size not variable_size.
10622 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10624 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10626 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10628 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10629 Redefine it to just use mingw/include.
10630 (ASM_SPEC): Rules for -m32 and -m64.
10631 (LINK_SPEC): Use Likewise.
10632 (SPEC_32): New define.
10633 (SPEC_64): Likewise.
10634 (SUB_LINK_SPEC): Likewise.
10635 (MULTILIB_DEFAULTS): New define.
10636 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10637 Add multilib options.
10638 (MULTILIB_DIRNAMES): Likewise.
10639 (MULTILIB_OSDIRNAMES): Likewise.
10640 (LIBGCC): Likewise.
10641 (INSTALL_LIBGCC): Likewise.
10643 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10646 * c-tree.h (enum c_inline_static_type): New.
10647 (record_inline_static): Declare.
10648 * c-decl.c (struct c_inline_static, c_inline_statics,
10649 record_inline_static, check_inline_statics): New.
10650 (pop_file_scope): Call check_inline_statics.
10651 (start_decl): Call record_inline_static instead of pedwarning
10652 directly for static in inline function.
10653 * c-typeck.c (build_external_ref): Call record_inline_static
10654 instead of pedwarning directly for static referenced in inline
10657 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10659 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10660 not new but only being rescanned.
10661 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10662 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10663 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10664 record_set_info, compute_set, grealloc): Remove.
10665 (recompute_all_luids): New function.
10666 (gcse_main): Don't compute sets, and don't do related memory
10667 allocations/free-ing. If something changed before the end of the
10668 pass, update LUIDs using recompute_all_luids.
10669 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10670 (free_gcse_mem): Don't free it either.
10671 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10672 Use the df insn LUIDs.
10673 (load_killed_in_block): Likewise.
10674 (compute_hash_table_work): Don't compute reg_set_in_block.
10675 (compute_transp): Use DF_REG_DEF_CHAINs.
10676 (local_cprop_pass): Don't use compute_sets and related functions.
10677 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10678 Use get_max_uid() instead of max_cuid.
10679 (insert_insn_end_basic_block, pre_insert_copy_insn,
10680 update_ld_motion_stores): Don't try to
10681 keep reg_set tables up to date.
10682 (pre_insert_copies): Use df insn LUIDs.
10683 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10684 (reg_set_info): Don't use extra bitmap argument.
10685 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10686 information to compute regs_set_in_block.
10687 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10688 (bypass_jumps): Don't use compute_sets and friends.
10690 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10693 * opts.c (undocumented_msg): Do not leave blank even with
10696 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10698 * c-decl.c (build_enumerator): Allow values folding to integer
10699 constants but not integer constant expressions with a pedwarn if
10702 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10705 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10706 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10707 type is an integer constant.
10709 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10712 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10715 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10718 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10719 with variably modified return type and no storage class
10720 specifiers, except for the case of nested functions. Distinguish
10721 extern declarations of functions with variably modified return
10722 types from those of objects with variably modified types.
10724 2009-04-25 Jan Hubicka <jh@suse.cz>
10726 * tree.c (list_equal_p): New function.
10727 * tree.h (list_equal_p): Declare.
10728 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10729 basic_block_def, basic_block, const_basic_block): New.
10730 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10731 (redirect_eh_edge): New function.
10732 (make_eh_edge_update_phi): EH edges are not abnormal.
10733 * except.c: Include tree-flow.h.
10734 (list_match): New function.
10735 (eh_region_replaceable_by_p): New function.
10736 (replace_region): New function.
10737 (hash_type_list): New function.
10738 (hash_eh_region): New function.
10739 (eh_regions_equal_p): New function.
10740 (merge_peers): New function.
10741 (remove_unreachable_regions): Verify EH tree when checking;
10743 (copy_eh_region_1): New function.
10744 (copy_eh_region): New function.
10745 (push_reachable_handler): New function.
10746 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10747 regions without label but with live RESX.
10748 * except.h (redirect_eh_edge_to_label): New.
10749 * tree-flow.h (redirect_eh_edge): New.
10750 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10751 basic_block_def, basic_block, const_basic_block): Remove.
10752 * Makefile.in (except.o): Add dependency on tree-flow.h
10753 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10754 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10757 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10760 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10761 on the destination of memcpy.
10763 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10765 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10766 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10767 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10769 2009-04-25 Jan Hubicka <jh@suse.cz>
10771 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10772 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10773 to be reached by different label than left.
10774 (update_eh_edges): Update comment; remove edge_to_remove if possible
10775 and return true if suceeded.
10776 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10777 (cleanup_eh): Compute sharing map.
10778 * except.c (remove_eh_handler_and_replace): Add argument if we should
10780 (remove_unreachable_regions): Update for label sharing.
10781 (label_to_region_map): Likewise.
10782 (get_next_region_sharing_label): New function.
10783 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10785 (remove_eh_handler): Update.
10786 (remove_eh_region_and_replace_by_outer_of): New function.
10787 * except.h (struct eh_region): Add next_region_sharing_label.
10788 (remove_eh_region_and_replace_by_outer_of,
10789 get_next_region_sharing_label): Declare.
10790 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10792 2009-04-25 Jan Hubicka <jh@suse.cz>
10794 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10795 insert code even if they are not critical.
10797 2009-04-25 Jan Hubicka <jh@suse.cz>
10799 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10800 (gimple_can_remove_branch_p): EH edges won't remove branch by
10802 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10803 updating of non-abnormal EH edges.
10804 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10805 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10806 (split_critical_edges): Split also edges where emitting code on them
10807 will lead to splitting later.
10809 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10810 H.J. Lu <hongjiu.lu@intel.com>
10813 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10814 the configured assembler supports fildq and fistpq mnemonics.
10815 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10816 * configure: Regenerated.
10817 * config.in: Ditto.
10819 * config/i386/i386.c (print_operand): Handle 'Z'.
10820 ['z']: Remove handling of special fild/fist suffixes.
10821 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10822 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10823 suffix of fild insn.
10824 (*floatsi<mode>2_vector_mixed): Ditto.
10825 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10826 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10827 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10828 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10829 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10831 2009-04-25 Ben Elliston <bje@au.ibm.com>
10833 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10834 the source of a set operation.
10836 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10838 * target.h (struct gcc_target): Add case_values_threshold field.
10839 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10840 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10841 * targhooks.c (default_case_values_threshold): New function.
10842 * targhooks.h (default_case_values_threshold): Declare function.
10843 * stmt.c (expand_case): Use case_values_threshold target hook.
10844 * expr.h (case_values_threshold): Remove declartation.
10845 * expr.c (case_values_threshold): Remove function.
10846 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10848 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10849 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10850 (avr_case_values_threshold): Declare as static.
10851 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10853 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10854 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10855 (mn10300_case_values_threshold): New function.
10857 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10859 * ira.c (setup_cover_and_important_classes): Add enum cast.
10861 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10863 * genpreds.c (write_enum_constraint_num): Output definition of
10864 CONSTRAINT_NUM_DEFINED_P macro.
10865 * ira.c (setup_cover_and_important_classes): Use
10866 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10868 2009-04-24 DJ Delorie <dj@redhat.com>
10870 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10871 __SH2A_SINGLE_ONLY__ also.
10873 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10875 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10876 (movdf_internal): Ditto.
10877 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10878 SFmode and DFmode constants.
10879 (ia64_print_operand): Add 'G' format for printing
10880 floating point constants.
10882 2009-04-24 Richard Guenther <rguenther@suse.de>
10884 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10885 from unsigned additions.
10887 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10889 * c-typeck.c (set_init_index): Allow array designators that are
10890 not integer constant expressions with a pedwarn if pedantic.
10892 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10894 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10895 zero if no overlap in nonzero bits between the operands.
10897 2009-04-24 Ian Lance Taylor <iant@google.com>
10899 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10900 (record_dead_and_set_regs): Likewise.
10901 * df.h (struct df_mw_hardreg): Change flags field to int.
10902 (struct df_base_ref): Likewise.
10903 (struct df): Change changeable_flags field to int.
10904 * df-scan.c (df_defs_record): Change clobber_flags to int.
10905 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10906 constants rather than #define macros.
10907 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10908 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10909 (enum dwarf_calling_convention): Likewise.
10910 (enum dwarf_line_number_x_ops): Likewise.
10911 (enum dwarf_call_frame_info): Likewise.
10912 (enum dwarf_source_language): Likewise.
10913 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10914 (add_calling_convention_attribute): Likewise.
10915 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10916 (combine_comparisons): Change compcode to int. Add cast to enum type.
10917 * genrecog.c (maybe_both_true_2): Change c to int.
10918 (write_switch): Likewise. Add cast to enum type.
10919 * gimplify.c (gimplify_omp_for): Handle return values from
10920 gimplify_expr using MIN rather than bitwise or.
10921 (gimplify_expr): Add cast to enum type.
10922 * ipa-prop.c (update_jump_functions_after_inlining): Change
10923 IPA_BOTTOM to IPA_JF_UNKNOWN.
10924 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10925 Add casts to enum type.
10926 (setup_cover_and_important_classes): Change cl to int. Add casts
10928 (setup_class_translate): Change cl and mode to int.
10929 (ira_init_once): Change mode to int.
10930 (free_register_move_costs): Likewise.
10931 (setup_prohibited_mode_move_regs): Add casts to enum type.
10932 * langhooks.c (add_builtin_function_common): Rework assertion that
10933 value fits bitfield.
10934 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10935 * omega.c (omega_do_elimination): Avoid math on enum types.
10936 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10937 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10938 int local to handle integral_argment value.
10939 * regmove.c (try_auto_increment): Change PUT_MODE to
10941 * reload.c (push_secondary_reload): Add casts to enum type.
10942 (secondary_reload_class, find_valid_class): Likewise.
10943 * reload1.c (emit_input_reload_insns): Likewise.
10944 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10945 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10946 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10948 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10949 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10951 (expand_complex_libcall): Add casts to enum type.
10952 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10953 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10954 with ERROR_MARK, not NUM_TREE_CODES.
10955 (vect_create_epilog_for_reduction): Likewise.
10956 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10957 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10958 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10960 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10961 vect_unused_in_loop. Change 0 to loop_vect.
10962 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10963 * var-tracking.c (get_init_value): Change return type to enum
10965 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10966 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10968 (arm_override_options): Add casts to enum type.
10969 (arm_emit_tls_decoration): Likewise.
10970 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10972 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10973 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10974 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10976 * config/s390/s390.c (code_for_builtin_64): Change to array of
10978 (code_for_builtin_31): Likewise.
10979 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10981 * config/sparc/sparc.c (sparc_override_options): Change value
10982 field in struct code_model to enum cmodel. In initializer change
10983 0 to NULL and add cast to enum type.
10985 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10986 Change all callers. Issue a -Wc++-compat warning using
10987 lhs_origtype if necessary.
10988 (convert_for_assignment): Issue -Wc++-compat warnings about
10989 invalid conversions to enum type on assignment.
10990 * c-common.h (build_modify_expr): Update declaration.
10992 2009-04-24 Nick Clifton <nickc@redhat.com>
10994 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10995 (function_arg_advance): Likewise.
10996 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10999 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11001 * config/s390/constraints.md ('I', 'J'): Fix condition.
11003 2009-04-24 Diego Novillo <dnovillo@google.com>
11005 * gengtype-parse.c (parse_error): Add newline after message.
11007 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11009 * config/i386/sse.md (avxmodesuffixs): Removed.
11010 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11011 (*avx_pinsr<ssevecsize>): This.
11013 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11015 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11016 follow chains of regs with a single definition, and allow expressions
11017 that are function_invariant_p.
11018 (simple_rhs_p): Allow expressions that are function_invariant_p.
11020 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11022 PR middle-end/39867
11023 * fold-const.c (fold_cond_expr_with_comparison): When folding
11024 > and >= to MAX, make sure the MAX uses the same type as the
11025 comparison's operands.
11027 2009-04-24 Nick Clifton <nickc@redhat.com>
11029 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11030 addressing for DImode accesses.
11031 (frv_print_operand_address): Handle PLUS case.
11032 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11034 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11036 PR rtl-optimization/39794
11037 * alias.c (canon_true_dependence): Add x_addr argument.
11038 * rtl.h (canon_true_dependence): Adjust prototype.
11039 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11040 * cselib.c (cselib_invalidate_mem): Likewise.
11041 * gcse.c (compute_transp): Likewise.
11042 * dse.c (scan_reads_nospill): Likewise.
11043 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11044 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11045 canon_base_addr of the group, plus optional offset.
11046 (struct group_info): Rename canon_base_mem to
11048 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11049 canon_rtx of base_mem.
11051 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11053 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11054 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11056 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11058 * config/spu/spu-builtins.h: Delete file.
11060 * config/spu/spu.h (enum spu_builtin_type): Move here from
11062 (struct spu_builtin_description): Likewise. Add GTY marker.
11063 Do not use enum spu_function_code or enum insn_code.
11064 (spu_builtins): Add extern declaration.
11066 * config/spu/spu.c: Do not include "spu-builtins.h".
11067 (enum spu_function_code, enum spu_builtin_type_index,
11068 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11069 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11070 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11071 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11072 (spu_builtin_types): Make static. Add GTY marker.
11073 (spu_builtins): Add extern declaration with GTY marker.
11074 Include "gt-spu.h".
11076 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11077 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11078 Check programmatically whether all parameters are scalar.
11080 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11082 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11084 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11085 assignment from the constructor either if the target is volatile.
11087 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11089 * config/arm/arm.md (insv): Do not share operands[0].
11091 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11093 * config/vxlib-tls.c (active_tls_threads): Delete.
11094 (delete_hook_installed): New.
11095 (tls_delete_hook): Don't delete the delete hook.
11096 (tls_destructor): Delete it here.
11097 (__gthread_set_specific): Adjust installing the delete hook.
11098 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11099 __gthread_leave_tsd_dtor_context.
11101 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11103 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11105 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11107 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11109 (alpha_rtx_costs): Ditto.
11110 (emit_unlikely_jump): Use add_reg_note.
11111 (emit_frame_store_1): Ditto.
11112 (alpha_expand_prologue): Ditto.
11113 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11114 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11116 2009-04-23 Nick Clifton <nickc@redhat.com>
11118 * config/v850/v850.md (epilogue): Remove suppressed code.
11119 (return): Rename to return_simple and remove test of frame size.
11120 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11121 to gen_return_simple.
11123 2009-04-22 Jing Yu <jingyu@google.com>
11126 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11128 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11131 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11132 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11133 value is a VECTOR_CST, the element type is the element type of the
11136 2009-04-22 DJ Delorie <dj@redhat.com>
11138 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11140 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11142 * alias.c (find_base_term): Move around LO_SUM case, so that
11143 CONST falls through into PLUS/MINUS handling.
11146 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11147 into 0, use omit_one_operand.
11149 2009-04-23 Ben Elliston <bje@au.ibm.com>
11151 * config/rs6000/linux-unwind.h (get_regs): Remove type
11152 puns. Change the type of `pc' to an array of unsigned ints and
11153 update all users. Constify frame24.
11155 2009-04-22 DJ Delorie <dj@redhat.com>
11157 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11158 declarations before code.
11159 (current_function_special_page_vector): Likewise.
11160 (m32c_expand_insv): Silence a warning.
11162 2009-04-21 Taras Glek <tglek@mozilla.com>
11164 * alias.c: Update GTY annotations to new syntax.
11165 * basic-block.h: Likewise.
11166 * bitmap.h: Likewise.
11167 * c-common.h: Likewise.
11168 * c-decl.c: Likewise.
11169 * c-parser.c: Likewise.
11170 * c-pragma.c: Likewise.
11171 * c-tree.h: Likewise.
11172 * cfgloop.h: Likewise.
11173 * cgraph.h: Likewise.
11174 * config/alpha/alpha.c: Likewise.
11175 * config/arm/arm.h: Likewise.
11176 * config/avr/avr.h: Likewise.
11177 * config/bfin/bfin.c: Likewise.
11178 * config/cris/cris.c: Likewise.
11179 * config/darwin.c: Likewise.
11180 * config/frv/frv.c: Likewise.
11181 * config/i386/i386.c: Likewise.
11182 * config/i386/i386.h: Likewise.
11183 * config/i386/winnt.c: Likewise.
11184 * config/ia64/ia64.h: Likewise.
11185 * config/iq2000/iq2000.c: Likewise.
11186 * config/mips/mips.c: Likewise.
11187 * config/mmix/mmix.h: Likewise.
11188 * config/pa/pa.c: Likewise.
11189 * config/pa/pa.h: Likewise.
11190 * config/rs6000/rs6000.c: Likewise.
11191 * config/s390/s390.c: Likewise.
11192 * config/sparc/sparc.c: Likewise.
11193 * config/xtensa/xtensa.c: Likewise.
11194 * cselib.h: Likewise.
11195 * dbxout.c: Likewise.
11196 * dwarf2out.c: Likewise.
11197 * except.c: Likewise.
11198 * except.h: Likewise.
11199 * fixed-value.h: Likewise.
11200 * function.c: Likewise.
11201 * function.h: Likewise.
11202 * gimple.h: Likewise.
11203 * integrate.c: Likewise.
11204 * optabs.c: Likewise.
11205 * output.h: Likewise.
11206 * real.h: Likewise.
11208 * stringpool.c: Likewise.
11209 * tree-data-ref.c: Likewise.
11210 * tree-flow.h: Likewise.
11211 * tree-scalar-evolution.c: Likewise.
11212 * tree-ssa-address.c: Likewise.
11213 * tree-ssa-alias.h: Likewise.
11214 * tree-ssa-operands.h: Likewise.
11215 * tree.c: Likewise.
11216 * tree.h: Likewise.
11217 * varasm.c: Likewise.
11218 * varray.h: Likewise.
11220 * coretypes.h: Do not define GTY macro if it is already defined.
11221 * doc/gty.texi: Update GTY documentation to new syntax.
11222 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11223 annotations on structs.
11224 * gengtype-parse.c: Likewise.
11226 2009-04-22 Mark Heffernan <meheff@google.com>
11228 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11230 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11232 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11235 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11237 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11238 the same as a PLUS without a shift. Increase the cost of a
11241 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11243 * Makefile.in: Update dependencies.
11244 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11245 * errors.h: Remove bogus comment about compatibility.
11246 (warning): Update declaration.
11247 * genautomata.c: Update all calls to warning.
11248 * gimple.c: Do not include errors.h. Include toplev.h.
11249 * tree-ssa-structalias.c: Do not include errors.h.
11250 * omega.c: Likewise.
11251 * tree-ssa-reassoc.c: Likewise.
11252 * config/spu/spu-c.c: Likewise.
11253 * config/spu/t-spu-elf: Update dependencies.
11255 2009-04-22 Richard Guenther <rguenther@suse.de>
11257 PR tree-optimization/39824
11258 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11259 make sure the types are compatible.
11261 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11264 * c-common.c (c_parse_error): Take a token_flags parameter.
11265 Use token_type for the token type instead.
11266 Pass token_flags to cpp_type2name.
11267 * c-common.h (c_parse_error): Update declaration.
11268 * c-parser.c (c_parser_error): Pass 0 as token flags.
11270 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11272 PR rtl-optimization/39580
11273 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11275 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11277 * function.c (expand_function_end): Do not emit a jump to the "naked"
11278 return label for fall-through returns.
11279 * except.c (sjlj_emit_function_exit): Always place the call to the
11280 unregister function at the location installed by expand_function_end.
11282 2009-04-22 Richard Guenther <rguenther@suse.de>
11284 PR tree-optimization/39845
11285 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11286 (gen_inbound_check): Likewise.
11288 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11290 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11292 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11293 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11295 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11297 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11298 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11299 shift counts to avoid out-of-bounds array accesses.
11301 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11303 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11304 (Pmode): Move above.
11306 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11308 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11309 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11310 GET_CODE macro. Use IN_RANGE macro where appropriate.
11311 * config/alpha/alpha.h: Ditto.
11312 * config/alpha/alpha.md: Ditto.
11313 * config/alpha/constraints.md: Ditto.
11314 * config/alpha/predicates.md: Ditto.
11316 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11318 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11319 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11320 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11321 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11322 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11323 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11324 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11325 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11326 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11327 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11328 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11329 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11330 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11331 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11332 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11333 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11334 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11335 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11336 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11337 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11338 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11339 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11340 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11341 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11342 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11343 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11344 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11346 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11348 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11349 references from comments.
11350 * cfgbuild.c: (count_basic_blocks): Delete.
11351 (find_basic_blocks_1): Delete.
11352 (find_basic_blocks): Delete.
11353 * except.c (finish_eh_generation): Make static. Move comment from
11354 except.h here. Remove find_basic_blocks references from comments.
11355 * except.h (finish_eh_generation): Delete.
11356 * basic-block.h (find_basic_blocks): Delete.
11357 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11359 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11361 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11362 (sdbout_parms): Likewise.
11364 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11366 * config/sh/sh.c (prepare_cbranch_operands): Use
11367 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11368 (expand_cbranchdi4): Likewise.
11369 (from_compare): Add cast to enum type.
11370 (expand_cbranchsi4): Use add_reg_note.
11371 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11372 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11373 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11374 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11375 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11376 instead of CODE_FOR_nothing.
11377 (cbranchdi4): Likewise. Fix the order of arguments for
11379 (push_fpscr): Use add_reg_note.
11380 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11381 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11383 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11385 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11386 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11387 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11388 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11389 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11390 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11391 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11392 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11393 config/alpha/x-vms, config/arc/t-arc,
11394 config/arm/README-interworking, config/arm/arm-c.c,
11395 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11396 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11397 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11398 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11399 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11400 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11401 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11402 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11403 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11404 config/cris/t-elfmulti, config/crx/t-crx,
11405 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11406 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11407 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11408 config/h8300/t-h8300, config/i386/athlon.md,
11409 config/i386/darwin-libgcc.10.4.ver,
11410 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11411 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11412 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11413 config/i386/t-linux64, config/i386/t-nwld,
11414 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11415 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11416 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11417 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11418 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11419 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11420 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11421 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11422 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11423 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11424 config/m68k/t-uclinux, config/mcore/t-mcore,
11425 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11426 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11427 config/mips/crtn.asm, config/mips/irix-crti.asm,
11428 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11429 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11430 config/mips/mips-fixed.md, config/mips/sb1.md,
11431 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11432 config/mips/t-iris6, config/mips/t-isa3264,
11433 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11434 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11435 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11436 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11437 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11438 config/mn10300/t-linux, config/mn10300/t-mn10300,
11439 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11440 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11441 config/picochip/libgccExtras/clzsi2.asm,
11442 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11443 config/rs6000/darwin-libgcc.10.4.ver,
11444 config/rs6000/darwin-libgcc.10.5.ver,
11445 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11446 config/rs6000/t-aix43, config/rs6000/t-aix52,
11447 config/rs6000/t-darwin, config/rs6000/t-fprules,
11448 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11449 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11450 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11451 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11452 config/rs6000/t-rtems, config/rs6000/t-spe,
11453 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11454 config/score/t-score-elf, config/sh/divcost-analysis,
11455 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11456 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11457 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11458 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11459 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11460 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11461 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11462 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11463 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11464 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11465 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11466 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11467 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11468 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11469 * config/h8300/genmova.sh: Include copyright and license notices
11470 in generated output.
11471 * config/h8300/mova.md: Regenerate.
11472 * doc/install.texi2html: Include word "Copyright" in copyright
11473 notice and use name "Free Software Foundation, Inc.".
11474 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11475 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11476 ChangeLog-2007, ChangeLog-2008: Correct dates.
11478 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11480 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11481 NE_EXPR operations as well.
11482 * c-parser.c (c_parser_condition): Do not set location information on
11484 (c_parser_conditional_expression): Likewise.
11485 (c_parser_binary_expression): Set location information on operators.
11486 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11487 TRUTH_NOT_EXPR has been folded.
11488 * fold-const.c (fold_truth_not_expr): Copy location information from
11489 the incoming expression to the outgoing one.
11490 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11491 recursive calls on the LHS of the operator but pass that of the
11492 operator to recursive calls on the RHS of the operator. Set it
11494 (shortcut_cond_expr): Set the locus of the operator on the second
11495 COND_EXPR and that of the expression on the first in degenerate cases.
11496 Pass the locus of the expression to calls to shortcut_cond_r.
11497 Set the locus of the 'then' block on the associated jump, if any.
11498 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11499 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11500 expression to call to gimplify_boolean_expr.
11502 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11504 * config.gcc: Add additional configuration for
11505 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11506 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11507 (CPP_SPEC): Redefine for allowing -municode option.
11508 (STARTFILE_SPEC): Likewise.
11509 * config/i386/t-mingw-w64: New.
11510 * config/i386/mingw-w64.opt: New.
11511 (municode): Add new target option.
11512 * doc/invoke.texi (municode): Add documentation for new option.
11514 2009-04-21 Ian Lance Taylor <iant@google.com>
11516 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11517 Correct test for number of arguments.
11518 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11520 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11522 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11523 argument of emit_library_call.
11525 2009-04-21 Richard Guenther <rguenther@suse.de>
11527 PR middle-end/39829
11528 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11529 inside VIEW_CONVERT_EXPRs.
11531 2009-04-21 Martin Jambor <mjambor@suse.cz>
11533 * tree-switch-conversion.c (build_constructors): Split a long line.
11534 (constructor_contains_same_values_p): New function.
11535 (build_one_array): Create assigns of constants if possible, do not
11536 call mark_sym_for_renaming, call update_stmt.
11537 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11538 make_rename_temp. Do not call mark_symbols_for_renaming, call
11540 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11541 find_new_referenced_vars, call update_stmt.
11542 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11543 instead of calling make_rename_temp. Do not call
11544 find_new_referenced_vars or mark_symbols_for_renaming, call
11547 2009-04-21 Richard Guenther <rguenther@suse.de>
11549 PR tree-optimization/39827
11550 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11551 (tree_ssa_phiprop): Pass the correct array size.
11553 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11555 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11557 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11560 * c-typeck.c (lvalue_p): Move declaration ...
11561 * c-common.h (lvalue_p): ... to here.
11562 * c-common.c (candidate_equal_p): New.
11563 (add_tlist): Use it.
11564 (merge_tlist): Use it.
11565 (warn_for_collisions_1): Likewise.
11566 (warning_candidate_p): Accept more candidates.
11567 (verify_tree): A warning candidate can be an expression. Use
11570 2009-04-21 Ben Elliston <bje@au.ibm.com>
11573 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11574 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11575 options. Remove -mcall-solaris documentation.
11577 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11580 * doc/invoke.texi (-Wlong-long): Update description.
11581 * c-lex (interpret_integer): Only warn if there was no previous
11582 overflow and -Wlong-long is enabled.
11583 * c-decl.c (declspecs_add_type): Drop redundant flags.
11584 * c.opt (Wlong-long): Init to -1.
11585 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11586 and front-end warn_long_long. Wlong-long only depends on other
11587 flags if it is uninitialized.
11588 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11589 the same for CPP and FE.
11590 (restore_extension_diagnostics): Likewise.
11592 2009-04-20 Ian Lance Taylor <iant@google.com>
11594 Fix enum conversions which are invalid in C++:
11595 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11596 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11597 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11598 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11599 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11600 (dbxout_parms): Likewise.
11601 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11602 (df_clear_flags): Likewise.
11603 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11604 top_flag parameter to int.
11605 (df_chain_create_bb_process_use): Likewise.
11606 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11608 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11609 (df_ref_create_structure, df_def_record_1): Likewise.
11610 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11611 (df_notes_rescan): Change 0 to VOIDmode in function call.
11612 (df_get_call_refs, df_insn_refs_collect): Likewise.
11613 (df_bb_regs_collect): Likewise.
11614 (df_entry_block_defs_collect): Likewise.
11615 (df_exit_block_uses_collect): Likewise.
11616 * df.h: Update declarations.
11617 * double-int.c (double_int_divmod): Add cast to enum type.
11618 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11619 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11620 (based_loc_descr): Likewise.
11621 (loc_descriptor_from_tree_1): Change first_op and second_op to
11622 enum dwarf_location_atom. Add cast to enum type.
11623 * expmed.c (init_expmed): Change 0 to SET in function call.
11624 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11625 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11626 (do_store_flag): Likewise.
11627 * fixed-value.h (struct fixed_value): Change mode to enum
11629 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11630 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11632 (insert_insn_decl, insert_decl, insert_state): Likewise.
11633 (automata_list_finish): Likewise.
11634 * genrecog.c (process_define_predicate): Add cast to enum type.
11635 * gensupport.c (init_predicate_table): Add cast to enum type.
11636 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11638 (gimple_build_call_1, gimple_build_label): Likewise.
11639 (gimple_build_goto, gimple_build_asm_1): Likewise.
11640 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11641 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11642 (enum fallback): Rename from enum fallback_t.
11643 (fallback_t): Typedef as int.
11644 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11645 GSI_SAME_STMT in function call.
11646 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11648 (setup_reg_class_relations): Likewise.
11649 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11650 (setup_prohibited_class_mode_regs): Add cast to enum type.
11651 (setup_prohibited_mode_move_regs): Likewise.
11652 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11653 (record_address_regs): Change i to enum reg_class.
11654 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11655 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11656 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11657 (GET_MODE_2XWIDER_MODE): Likewise.
11658 (GET_CLASS_NARROWEST_MODE): Likewise.
11659 * omp-low.c (expand_omp_for): Add cast to enum type.
11660 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11661 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11662 * postreload.c (reload_cse_simplify_operands): Change rclass local
11664 * predict.c (combine_predictions_for_insn): Change best_predictor
11665 and predictor to enum br_predictor.
11666 (combine_predictions_for_bb): Likewise.
11667 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11668 use SET_PREDICT_EXPR_OUTCOME.
11669 * real.c (real_arithmetic): Change icode to code in function call.
11670 * reginfo.c (init_move_cost): Add casts to enum type.
11671 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11672 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11674 * reload.c (find_valid_class): Add casts to enum type.
11675 (push_reload): Change 0 to NO_REGS in function call.
11676 (find_reloads): Change this_alternative to array of enum
11677 reg_class. Remove some now-unnecessary casts.
11678 (make_memloc): Change 0 to VOIDmode in function call.
11679 * reload1.c (reload): Change 0 to VOIDmode in function call.
11680 (eliminate_regs_1, elimination_effects): Likewise.
11681 (eliminate_regs_in_insn): Likewise.
11682 (emit_input_reload_insns): Add cast to enum type.
11683 (delete_output_reload): Change 0 to VOIDmode in function call.
11684 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11685 to enum type in function call.
11686 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11687 (SET_PREDICT_EXPR_OUTCOME): Define.
11688 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11689 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11690 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11691 (dump_function): Likewise.
11692 * tree-dump.h: Update declarations.
11693 * tree-pass.h: Update declarations.
11694 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11695 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11697 (arm_rtx_costs_1): Correct parenthesization.
11698 (arm_rtx_costs): Add casts to enum type.
11699 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11700 (vfp_emit_fstmd): Use add_rg_note.
11701 (emit_multi_reg_push, emit_sfm): Likewise.
11702 (thumb_set_frame_pointer): Likewise.
11703 (arm_expand_prologue): Likewise.
11704 (arm_regno_class): Change return type to enum reg_class.
11705 (thumb1_expand_prologue): Use add_reg_note.
11706 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11707 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11709 * config/arm/gentune.sh: Add cast to enum type.
11710 * config/arm/arm-tune.md: Rebuild.
11711 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11712 (ix86_split_fp_branch, predict_jump): Likewise.
11713 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11714 insn_code to enum rtx_code.
11715 (ix86_builtin_vectorized_function): Add cast to enum type.
11716 * config/i386/i386.md (truncdfsf2): Change slot to enum
11718 (truncxf<mode>2, isinf<mode>2): Likewise.
11719 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11721 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11722 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11723 (insert_bundle_state): Change 1 to INSERT in function call.
11724 (ia64_add_bundle_selector_before): Likewise.
11725 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11726 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11727 (restore_stack_nonlocal): Likewise.
11728 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11730 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11732 (mips_rtx_costs): Likewise.
11733 (mips_override_options): Add casts to enum type.
11734 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11736 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11737 (store_reg, set_reg_plus_d): Likewise.
11738 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11739 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11741 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11743 (emit_unlikely_jump): Use add_reg_note.
11744 (rs6000_emit_allocate_stack): Likewise.
11745 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11746 (output_toc): Change 1 to INSERT in function call.
11747 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11748 (rs6000_initialize_trampoline): Likewise.
11749 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11751 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11752 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11753 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11754 (save_gprs): Use add_reg_note.
11755 (s390_emit_prologue): Likewise.
11756 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11757 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11758 (sparc_fold_builtin): Add cast to enum type.
11759 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11761 (spu_expand_prologue): Use add_reg_note.
11762 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11764 2009-04-20 Ian Lance Taylor <iant@google.com>
11766 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11767 (c_parser_postfix_expression_after_primary): Get VEC for list of
11768 arguments. Get original types of arguments. Call
11769 build_function_call_vec.
11770 (cached_expr_list_1, cached_expr_list_2): New static variables.
11771 (c_parser_expr_list): Change return type to VEC *. Add
11772 p_orig_types parameter. Change all callers.
11773 (c_parser_release_expr): New static function.
11774 (c_parser_vec_to_tree_list): New static function.
11775 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11776 call build_function_call_vec.
11777 (build_function_call_vec): New function, based on old
11778 build_function_call.
11779 (convert_arguments): Remove nargs and argarray parameters. Change
11780 values to a VEC. Add origtypes parameter.
11781 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11782 (convert_for_assignment): Add origtype parameter. Change all
11783 callers. If warn_cxx_compat, check for conversion to an enum
11784 type when calling a function.
11785 (store_init_value): Add origtype parameter. Change all callers.
11786 (digest_init): Likewise.
11787 (struct init_node): Add origtype field.
11788 (add_pending_init): Add origtype parameter. Change all callers.
11789 (output_init_element): Likewise.
11790 (output_pending_init_elements): Pass origtype from init_node to
11791 output_init_element.
11792 (process_init_element): Pass origtype from c_expr to
11793 output_init_element.
11794 (c_finish_return): Add origtype parameter. Change all callers.
11795 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11797 (sync_resolve_params): Likewise.
11798 (sync_resolve_return): Change params to first_param. Change caller.
11799 (resolve_overloaded_builtins): Change params to VEC *. Change
11800 callers. Save first parameter around call to build_function_call_vec.
11801 * c-decl.c (finish_decl): Add origtype parameter. Change all
11802 callers. Call build_function_call_vec rather than
11803 build_function_call for cleanup.
11804 * c-tree.h: Update declarations.
11805 * c-common.h: Update declarations.
11806 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11807 params to first_param.
11808 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11809 params parameter from tree to void *.
11810 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11811 Change arglist parameter to have type void *, and to be a pointer
11813 * config/rs6000/rs6000-protos.h
11814 (altivec_resolve_overloaded_builtin): Update declaration.
11815 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11816 fnargs parameter to have type void *, and to be a pointer to a
11817 VEC. Call build_function_call_vec instead of
11818 build_function_call.
11819 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11821 2009-04-20 Joey Ye <joey.ye@intel.com>
11822 Xuepeng Guo <xuepeng.guo@intel.com>
11823 H.J. Lu <hongjiu.lu@intel.com>
11825 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11827 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11828 (IX86_LEA_PRIORITY): Likewise.
11829 (distance_non_agu_define): New function.
11830 (distance_agu_use): Likewise.
11831 (ix86_lea_for_add_ok): Likewise.
11832 (ix86_dep_by_shift_count): Likewise.
11834 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11835 should split for LEA.
11837 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11839 (ix86_dep_by_shift_count): Likewise.
11841 2009-04-20 Richard Guenther <rguenther@suse.de>
11843 * expr.c (handled_component_p): Move ...
11844 * tree.h (handled_component_p): ... here.
11845 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11846 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11847 and REALPART_EXPR to be in one group.
11849 2009-04-20 Richard Guenther <rguenther@suse.de>
11851 * basic-block.h (get_all_dominated_blocks): Declare.
11852 * dominance.c (get_all_dominated_blocks): New function.
11853 * tree-cfg.c (get_all_dominated_blocks): Remove.
11854 (remove_edge_and_dominated_blocks): Adjust.
11855 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11856 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11857 instead of recursing.
11859 2009-04-20 Doug Kwan <dougkwan@google.com>
11861 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11862 (struct cgraph_node_set_def): New type.
11863 (cgraph_node_set) New type. Also declare vector functions.
11864 (struct cgraph_node_set_element_def): New type.
11865 (cgraph_node_set_element): Ditto.
11866 (cgraph_node_set_iterator): New iterator type.
11867 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11868 cgraph_node_set_remove, dump_cgraph_node_set,
11869 debug_cgraph_node_set): New prototypes.
11870 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11871 cgraph_node_set_size): New inlines.
11872 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11873 including cgraph.h.
11874 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11875 argument to function 'write_summary'.
11876 * ipa.c: Include ggc.h.
11877 (hash_cgraph_node_set_element,
11878 eq_cgraph_node_set_element, cgraph_node_set_new,
11879 cgraph_node_set_add, cgraph_node_set_remove,
11880 cgraph_node_set_find, dump_cgraph_node_set,
11881 debug_cgraph_node_set): New functions.
11882 * Makefile.in (ipa.o): Add dependency on GGC_H.
11884 2009-04-20 Ira Rosen <irar@il.ibm.com>
11886 PR tree-optimization/39675
11887 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11888 check of the return code of vect_schedule_slp. Check that
11889 stmt_vec_info still exists for the statement, before checking its
11890 vectorization type.
11892 2009-04-20 Michael Matz <matz@suse.de>
11894 * Makefile.in (generated_files): Take out $(simple_generated_c).
11896 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11898 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11899 (UINTPTR_TYPE): Likewise.
11901 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11904 * c-typeck.c (digest_init): Check for initializing an array with a
11907 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11910 * c-semantics.c (pop_stmt_list): Propagate
11911 STATEMENT_LIST_HAS_LABEL to parent statement list.
11913 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11915 * config/mips/mips.h (mips_tune_attr): New macro.
11916 * config/mips/mips.md (cpu): Use it.
11918 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11921 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11924 2009-04-19 Diego Novillo <dnovillo@google.com>
11926 * toplev.c (compile_file): Move call to coverage_finish ...
11927 * cgraphunit.c (ipa_passes): ... here.
11928 Call cgraph_process_new_functions.
11929 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11930 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11932 2009-04-19 Jan Hubicka <jh@suse.cz>
11934 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11936 (dump_cgraph_node): Dump can throw external flag.
11937 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11939 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11943 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11944 * common.opt (Wlogical-op): Move from here...
11945 * c.opt (Wlogical-op): ... to here.
11946 * c-typeck.c (parser_build_binary_op): Update call to
11947 warn_logical_operator.
11948 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11950 * c-common.c (warn_logical_op): Update.
11951 * c-common.h (warn_logical_op): Update declaration.
11953 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11955 * tree.c (protected_set_expr_location): Fix formatting.
11957 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11960 * c-typeck.c (readonly_warning): new.
11961 (build_unary_op, build_modify_expr): Use readonly_warning for
11962 storing into something readonly but not const-qualified.
11964 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11967 * c-typeck.c (build_unary_op): Check for taking address of
11968 expression of type void.
11970 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11973 * c-typeck.c (build_function_call): Check for calling a function
11974 with qualified void return types. Call require_complete_type when
11977 2009-04-18 Jan Hubicka <jh@suse.cz>
11979 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11981 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11982 can_throw_external flag.
11983 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11984 * ipa-pure-const.c (ignore_edge): New function.
11985 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11986 only over can_throw_external edges.
11987 (local_pure_const): Add nothrow flag.
11988 * ipa-utils.c (searchc): Add ignore_edge callback.
11989 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11990 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11991 (set_nothrow_function_flags): Update cgraph.
11992 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11994 2009-04-18 Richard Guenther <rguenther@suse.de>
11996 PR middle-end/39804
11997 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11998 (fold_stmt): ... this and ...
11999 (fold_stmt_inplace): ... this.
12000 (fold_stmt_1): Fold references in calls and asms.
12001 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12003 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12005 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12006 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12008 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12010 * tree.c (function_args_count): Remove.
12011 * tree.h: Remove the prototype for function_args_count.
12013 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12015 * tree-iterator.c (expr_only): Remove.
12016 * tree.h: Remove the prototype for expr_only.
12018 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12020 * reginfo.c (cannot_change_mode_set_regs): Remove.
12021 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12023 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12025 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12026 whether operands 0 and 1 overlaps.
12028 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12030 PR middle-end/36902
12031 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12032 pointer. Use warning_at instead of warning.
12033 (search_for_addr_array): Likewise.
12034 (check_array_bounds): Likewise.
12035 (check_all_array_refs): Check that the incoming edge is not in the
12036 list of edges to be removed.
12037 (check_all_array_refs): Avoid the temporal pointer.
12038 (vrp_visit_cond_stmt): Fix typo.
12039 (simplify_switch_using_ranges): Handle the case where the switch
12040 index is an integer constant.
12042 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12044 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12046 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12048 * doc/extend.texi, doc/invoke.texi: Fix typos.
12050 2009-04-17 Cary Coutant <ccoutant@google.com>
12052 * tree-flow-inline.h (get_lineno): Fix inverted test.
12054 2009-04-17 Diego Novillo <dnovillo@google.com>
12056 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12057 assertion for AVAIL_OUT.
12059 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12062 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12063 * config/sh/linux-atomic.asm: Likewise.
12065 2009-04-17 Diego Novillo <dnovillo@google.com>
12067 * except.c (debug_eh_tree): New.
12068 (struct eh_region, struct eh_status): Move ...
12069 * except.h: ... here.
12070 (add_type_for_runtime): Declare extern.
12071 (lookup_type_for_runtime): Likewise.
12072 (debug_eh_tree): Declare.
12073 * Makefile.in (GTFILES): List except.h before except.c
12075 2009-04-17 Diego Novillo <dnovillo@google.com>
12077 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12078 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12079 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12080 (find_vars_r): ... here.
12081 * tree-flow.h (find_referenced_vars_in): Declare.
12082 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12083 that AVAIL_OUT exists for BLOCK.
12084 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12085 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12086 (tree-parloops.o): Likewise.
12088 2009-04-17 Simon Baldwin <simonb@google.com>
12090 * toplev.c (default_tree_printer): Add handling for %E format.
12092 2009-04-17 Diego Novillo <dnovillo@google.com>
12094 * tree-pretty-print.c (dump_generic_node): Add break after
12095 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12096 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12097 FUNCTION_TYPE together. Call print_struct_decl when printing
12098 structures and TDF_SLIM is not given.
12099 (print_struct_decl): Fix logic for detecting recursion.
12101 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12104 * gcc.c (create_at_file): New.
12105 (compile_input_file_p): New.
12106 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12107 * main.c (main): Update call to toplev_main.
12108 * toplev.c (toplev_main): Change signature. Call expandargv.
12109 * toplev.h (toplev_main): Change signature.
12111 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12113 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12114 if the latter is not constant.
12116 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12118 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12120 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12122 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12123 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12125 2009-04-17 Richard Guenther <rguenther@suse.de>
12127 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12128 Handle component references view-converting an invariant address.
12130 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12132 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12133 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12134 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12135 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12136 Use @deftypevr rather than @deftypevar.
12138 2009-04-17 Richard Guenther <rguenther@suse.de>
12140 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12141 (get_prop_source_stmt): Likewise.
12142 (can_propagate_from): Likewise.
12144 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12146 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12147 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12148 (--with-multilib-list): Add default value.
12149 * configure: Regenerate.
12150 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12151 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12152 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12153 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12154 Don't add default cpu to multilib list unnecessarily, but do enable
12155 the relevant compiler option..
12156 Add support for --with-multilib-list=<blank> and
12157 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12158 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12159 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12160 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12161 TM_MULTILIB_CONFIG.
12162 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12163 (MULTILIB_OSDIRNAMES): New variable.
12164 * config/sh/t-1e: Delete file.
12165 * config/sh/t-mlib-sh1: Delete file.
12166 * config/sh/t-mlib-sh2: Delete file.
12167 * config/sh/t-mlib-sh2a: Delete file.
12168 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12169 * config/sh/t-mlib-sh2a-single: Delete file.
12170 * config/sh/t-mlib-sh2a-single-only: Delete file.
12171 * config/sh/t-mlib-sh2e: Delete file.
12172 * config/sh/t-mlib-sh3e: Delete file.
12173 * config/sh/t-mlib-sh4: Delete file.
12174 * config/sh/t-mlib-sh4-nofpu: Delete file.
12175 * config/sh/t-mlib-sh4-single: Delete file.
12176 * config/sh/t-mlib-sh4-single-only: Delete file.
12177 * config/sh/t-mlib-sh4a: Delete file.
12178 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12179 * config/sh/t-mlib-sh4a-single: Delete file.
12180 * config/sh/t-mlib-sh4a-single-only: Delete file.
12181 * config/sh/t-mlib-sh4al: Delete file.
12182 * config/sh/t-mlib-sh5-32media: Delete file.
12183 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12184 * config/sh/t-mlib-sh5-64media: Delete file.
12185 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12186 * config/sh/t-mlib-sh5-compact: Delete file.
12187 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12188 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12189 * doc/install.texi (Options specification): Add
12190 --with-multilib-list and --with-endian.
12192 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12194 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12196 (OBJS-common): Add plugin-version.o.
12197 (plugin-version.o): New.
12198 * gcc-plugin.h (plugin_gcc_version): New.
12199 (plugin_default_version_check): New.
12200 (plugin_init_func, plugin_init): Add version argument.
12201 * plugin-version.c: New.
12202 * plugin.c (str_plugin_gcc_version_name): New.
12203 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12204 pass it to the init function.
12205 (plugin_default_version_check): New.
12207 2009-04-17 Richard Guenther <rguenther@suse.de>
12209 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12210 for decl-vs-decl disambiguation.
12212 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12214 * config/s390/s390.h (s390_tune_attr): New macro definition.
12215 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12217 2009-04-17 Richard Guenther <rguenther@suse.de>
12219 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12220 (fold_stmt_r): Likewise.
12221 (maybe_fold_reference): New function.
12222 (fold_gimple_assign): Handle cases fold_stmt_r did.
12223 (fold_stmt): Do not use fold_stmt_r.
12224 (fold_stmt_inplace): Likewise.
12226 2009-04-17 Richard Guenther <rguenther@suse.de>
12228 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12229 (record_equivalences_from_stmt): Remove useless checks and
12231 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12232 the type is already suitable.
12234 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12236 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12238 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12240 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12241 (CMPtype): Define as __gcc_CMPtype.
12243 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12245 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12246 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12248 2009-04-17 Richard Guenther <rguenther@suse.de>
12250 PR tree-optimization/39746
12251 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12252 special-casing for builtins and static variable use/def.
12253 (call_may_clobber_ref_p_1): Likewise.
12255 2009-04-16 Ian Lance Taylor <iant@google.com>
12257 * df.h: Include "timevar.h".
12258 (struct df_problem): Change tv_id field to timevar_id_t.
12259 * tree-pass.h: Include "timevar.h".
12260 (struct opt_pass): Change tv_id field to timevar_id_t.
12261 * timevar.h (timevar_id_t): Define TV_NONE.
12262 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12263 TV_NONE rather than tv_id != 0.
12264 (execute_one_pass): Likewise.
12265 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12266 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12267 dependencies to $(TREE_PASS_H).
12268 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12270 (pass_branch_target_load_optimize2): Likewise.
12271 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12272 (pass_outof_cfg_layout_mode): Likewise.
12273 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12274 (pass_rebuild_cgraph_edges): Likewise.
12275 (pass_remove_cgraph_callee_edges): Likewise.
12276 * df-core.c (pass_df_initialize_opt): Likewise.
12277 (pass_df_initialize_no_opt): Likewise.
12278 (pass_df_finish): Likewise.
12279 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12280 * except.c (pass_set_nothrow_function_flags): Likewise.
12281 (pass_convert_to_eh_region_ranges): Likewise.
12282 * final.c (pass_compute_alignments): Likewise.
12283 * function.c (pass_instantiate_virtual_regs): Likewise.
12284 (pass_init_function): Likewise.
12285 (pass_leaf_regs): Likewise.
12286 (pass_match_asm_constraints): Likewise.
12287 * gimple-low.c (pass_lower_cf): Likewise.
12288 (pass_mark_used_blocks): Likewise.
12289 * init-regs.c (pass_initialize_regs): Likewise.
12290 * integrate.c (pass_initial_value_sets): Likewise.
12291 * ira.c (pass_ira): Likewise.
12292 * jump.c (pass_cleanup_barriers): Likewise.
12293 * omp-low.c (pass_expand_omp): Likewise.
12294 (pass_lower_omp): Likewise.
12295 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12296 * recog.c (pass_split_all_insns): Likewise.
12297 (pass_split_after_reload): Likewise.
12298 (pass_split_before_regstack): Likewise.
12299 (pass_split_before_sched2): Likewise.
12300 (pass_split_for_shorten_branches): Likewise.
12301 * reginfo.c (pass_reginfo_init): Likewise.
12302 (pass_subregs_of_mode_init): Likewise.
12303 (pass_subregs_of_mode_finish): Likewise.
12304 * passes.c (pass_postreload): Likewise.
12305 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12306 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12307 (pass_warn_function_return): Likewise.
12308 (pass_warn_function_noreturn): Likewise.
12309 * tree-complex.c (pass_lower_complex): Likewise.
12310 (pass_lower_complex_O0): Likewise.
12311 * tree-if-conv.c (pass_if_conversion): Likewise.
12312 * tree-into-ssa.c (pass_build_ssa): Likewise.
12313 * tree-mudflap.c (pass_mudflap_1): Likewise.
12314 (pass_mudflap_2): Likewise.
12315 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12316 (pass_mudflap_2): Likewise.
12317 * tree-nrv.c (pass_return_slot): Likewise.
12318 * tree-object-size.c (pass_object_sizes): Likewise.
12319 * tree-optimize.c (pass_all_optimizations): Likewise.
12320 (pass_early_local_passes): Likewise.
12321 (pass_all_early_optimizations): Likewise.
12322 (pass_cleanup_cfg): Likewise.
12323 (pass_cleanup_cfg_post_optimizing): Likewise.
12324 (pass_free_datastructures): Likewise.
12325 (pass_free_cfg_annotations): Likewise.
12326 (pass_fixup_cfg): Likewise.
12327 (pass_init_datastructures): Likewise.
12328 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12329 (pass_late_warn_uninitialized): Likewise.
12330 (pass_update_address_taken): Likewise.
12331 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12332 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12333 (pass_cse_sincos): Likewise.
12334 (pass_convert_to_rsqrt): Likewise.
12335 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12336 * tree-stdarg.c (pass_stdarg): Likewise.
12337 * tree-tailcall.c (pass_tail_recursion): Likewise.
12338 (pass_tail_calls): Likewise.
12339 * tree-vect-generic.c (pass_lower_vector): Likewise.
12340 (pass_lower_vector_ssa): Likewise.
12341 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12343 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12345 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12347 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12349 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12350 logical and signext.
12352 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12355 * config/sh/predicates.md (arith_operand): Check if the operand
12356 of TRUNCATE is a REG.
12358 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12360 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12361 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12363 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12365 * tree-iterator.c (tsi_split_statement_list_after,
12366 tsi_split_statement_list_before): Remove.
12367 * tree-iterator.h: Remove the prototypes for
12368 tsi_split_statement_list_after and tsi_split_statement_list_before.
12370 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12372 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12373 * tree-ssa-propagate.h: Remove the prototype for
12374 stmt_makes_single_load.
12376 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12378 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12379 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12381 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12383 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12385 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12387 * except.c (eh_region_outer_p): Remove.
12388 * except.h: Remove the prototype for eh_region_outer_p.
12390 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12392 * function.c (current_function_assembler_name): Remove.
12393 * function.h: Remove the prototype for
12394 current_function_assembler_name.
12396 2009-04-16 Ian Lance Taylor <iant@google.com>
12398 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12399 (add_reg_note): Call alloc_reg_note.
12400 * rtl.h (alloc_reg_note): Declare.
12401 * combine.c (try_combine): Use alloc_reg_note.
12402 (recog_for_combine, move_deaths): Likewise.
12403 (distribute_notes): Use alloc_reg_note and add_reg_note.
12404 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12405 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12406 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12408 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12410 PR rtl-optimization/39762
12411 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12412 ira_may_move_out_cost): Add comments about way of their usage.
12413 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12415 * ira-conflicts.c (process_regs_for_copy): Use function
12416 ira_get_register_move_cost instead of global
12417 ira_register_move_cost.
12419 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12420 color_pass, move_spill_restore, update_curr_costs): Ditto.
12422 * ira-lives.c (process_single_reg_class_operands): Ditto.
12424 * ira-emit.c (emit_move_list): Ditto.
12426 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12427 (record_reg_classes): Ditto. Use functions
12428 ira_get_register_move_cost and ira_get_may_move_cost instead of
12429 global vars ira_register_move_cost, ira_may_move_out_cost and
12430 ira_may_move_in_cost.
12431 (record_address_regs): Don't call ira_init_register_move_cost.
12432 Use function ira_get_may_move_cost instead of global
12433 ira_may_move_in_cost.
12434 (process_bb_node_for_hard_reg_moves): Use function
12435 ira_get_register_move_cost instead of global ira_register_move_cost.
12436 (ira_costs): Don't call ira_init_register_move_cost.
12438 2009-04-16 Richard Guenther <rguenther@suse.de>
12440 * tree-cfg.c (verify_gimple_assign_binary):
12441 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12442 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12443 (create_general_new_stmt): Note that this function is broken.
12445 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12447 * common.opt (fhelp): Add Var(help_flag).
12448 * gcc-plugin.h (plugin_info): Add help.
12449 * plugin.c (plugin_name_args): Add help.
12450 (register_plugin_info): Set plugin->help.
12451 (print_help_one_plugin): New.
12452 (print_plugins_help): New.
12453 * plugin.h (print_plugins_help): New.
12454 * toplev.c (toplev_main): Call print_plugins_help if needed.
12456 2009-04-16 Richard Guenther <rguenther@suse.de>
12458 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12459 (gimple_ior_addresses_taken_1): New function.
12460 (gimple_ior_addresses_taken): Likewise.
12461 * gimple.h (struct gimple_statement_with_ops_base): Remove
12462 addresses_taken member.
12463 (gimple_ior_addresses_taken): Declare.
12464 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12465 gimple_set_addresses_taken): Remove.
12466 * ipa-reference.c (mark_address): New function.
12467 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12468 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12469 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12470 (gimple_add_to_addresses_taken): Remove.
12471 (get_tmr_operands): Call mark_address_taken.
12472 (get_asm_expr_operands): Likewise.
12473 (get_expr_operands): Likewise.
12474 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12475 (free_stmt_operands): Do not free it.
12476 * tree-ssa.c (delete_tree_ssa): Likewise.
12477 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12479 2009-04-16 Richard Guenther <rguenther@suse.de>
12481 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12482 (walk_stmt_load_store_ops): Likewise.
12483 * gimple.c (get_base_loadstore): New function.
12484 (walk_stmt_load_store_addr_ops): Likewise.
12485 (walk_stmt_load_store_ops): Likewise.
12486 * ipa-pure-const.c (check_op): Simplify.
12487 (check_load, check_store): New functions.
12488 (check_stmt): Use walk_stmt_load_store_ops.
12489 * ipa-reference.c (mark_load): Adjust signature.
12490 (mark_store): Likewise.
12491 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12493 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12495 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12496 (plugin_info): New.
12497 * opts.c (common_handle_option): Don't call print_version.
12498 * plugin.c (plugin_name_args): Add version.
12499 (register_plugin_info): New.
12500 (register_callback): Handle PLUGIN_INFO.
12501 (try_init_one_plugin): New.
12502 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12504 (finalize_one_plugin): New.
12505 (finalize_plugins): New.
12506 (print_one_plugin): New.
12507 (print_plugins_versions): New.
12508 * plugin.h (print_plugins_versions): New.
12509 (finalize_plugins): New.
12510 * toplev.c (compile_file): Don't call initialize_plugins.
12511 (print_version): Call print_plugins_versions.
12512 (toplev_main): Call initialize_plugins. Print version if needed.
12513 Call finalize_plugins.
12515 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12517 * common.opt (fversion): New.
12518 * gcc.c (print_version): New.
12519 (process_command): Don't print the version. Just set print_version.
12520 (main): Print version. Call subprocesses if print_version and
12521 verbose_flag are set.
12522 * opts.c (common_handle_option): Handle OPT_fversion.
12524 2009-04-16 Richard Guenther <rguenther@suse.de>
12525 Ira Rosen <irar@il.ibm.com>
12527 PR tree-optimization/39698
12528 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12529 type of the reduction variable. Only generate the def if
12532 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12533 make sure to first convert to an integer of the same precision.
12534 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12535 the type of the evolution correctly in computing the new
12536 induction variable base.
12538 2009-04-16 Richard Guenther <rguenther@suse.de>
12540 PR middle-end/39625
12541 * tree-cfg.c (make_blocks): Split statements with to-be
12542 abnormal SSA names on the lhs.
12544 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12546 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12547 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12548 * c-typeck.c (really_start_incremental_init): Likewise.
12549 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12550 (TARGET_INITIALIZER): Remove it.
12551 * target.h (struct target): Remove vector_opaque_p.
12552 * tree.c (build_opaque_vector_type): New.
12553 * tree.h (TYPE_VECTOR_OPAQUE): New.
12554 (build_opaque_vector_type): Declare.
12555 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12556 * config/rs6000/rs6000.c (build_opaque_vector_type,
12557 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12558 (rs6000_init_builtins): Use build_opaque_vector_type for
12559 opaque_V4SI_type_node.
12561 2009-04-15 Catherine Moore <clm@codesourcery.com>
12563 * debug.h (set_name): Declare.
12564 * dwarf2out.c (dwarf2out_set_name): Declare.
12565 (dwarf2_debug_hooks): Add set_name.
12566 (find_AT_string): New.
12567 (add_AT_string): Call find_AT_string.
12568 (dwarf2out_set_name): New.
12569 * cp/decl.c (grokdeclarator): Call set_name.
12570 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12571 * debug.c (do_nothing_debug_hooks): Likewise.
12572 * dbxout.c (dbx_debug_hooks): Likewise.
12573 * sdbout.c (sdb_debug_hooks): Likewise.
12575 2009-04-15 Michael Eager <eager@eagercon.com>
12577 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12578 reg for single-precision FPU.
12579 * config/rs6000/rs6000.md (movsi_internal1): Only for
12580 !TARGET_SINGLE_FPU.
12581 (movsi_internal1_single): New. Add pattern to move SI values to/from
12582 single-precision FP regs.
12584 2009-04-15 Richard Guenther <rguenther@suse.de>
12586 * omp-low.c (lower_rec_input_clauses): Build correct address
12588 (expand_omp_for_generic): Fix multiplication type.
12589 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12590 (generate_memset_zero): Fix types.
12591 * tree-profile.c (prepare_instrumented_value): Correctly
12594 2009-04-15 Ian Lance Taylor <iant@google.com>
12596 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12597 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12598 for -Wall and for -Wc++-compat.
12599 (c_common_post_options): For C++, set warn_enum_compare if not
12601 * c-tree.h (struct c_expr): Add field original_type.
12602 (build_external_ref): Update declaration.
12603 * c-parser.c (c_parser_braced_init): Set original_type.
12604 (c_parser_initelt): Likewise.
12605 (c_parser_expr_no_commas): Likewise.
12606 (c_parser_conditional_expression): Likewise.
12607 (c_parser_cast_expression): Likewise.
12608 (c_parser_unary_expression): Likewise. Pull setting of
12609 original_code to top of function.
12610 (c_parser_sizeof_expression): Set original_type.
12611 (c_parser_alignof_expression): Likewise.
12612 (c_parser_postfix_expression): Likewise. Pull setting of
12613 original_code to top of function.
12614 (c_parser_postfix_expression_after_paren_type): Set original_type.
12615 (c_parser_postfix_expression_after_primary): Likewise.
12616 (c_parser_expression): Likewise.
12617 * c-typeck.c (build_external_ref): Add type parameter. Change all
12619 (c_expr_sizeof_expr): Set original_type field.
12620 (parser_build_unary_op): Likewise.
12621 (parser_build_binary_op): Likewise. Optionally warn about
12622 comparisons of enums of different types.
12623 (digest_init): Set original_type field.
12624 (really_start_incremental_init): Likewise.
12625 (push_init_level, pop_init_level): Likewise.
12626 * doc/invoke.texi (Warning Options): -Wenum-compare now
12629 2009-04-15 Richard Guenther <rguenther@suse.de>
12631 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12632 out a necessary conversion.
12633 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12634 names we didn't value number.
12635 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12637 2009-04-15 Richard Guenther <rguenther@suse.de>
12639 PR tree-optimization/39764
12640 * tree-ssa-ccp.c (get_value): Canonicalize value with
12641 canonicalize_float_value.
12643 2009-04-15 Jan Hubicka <jh@suse.cz>
12645 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12646 Wrong version of patch.
12648 2009-04-15 Jan Hubicka <jh@suse.cz>
12650 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12652 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12654 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12655 our distinct integral and vector types.
12657 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12659 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12660 * init.c (build_vtbl_address): Remove call to assemble_external.
12662 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12664 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12665 output for other floating point modes.
12667 2009-04-14 Diego Novillo <dnovillo@google.com>
12669 * diagnostic.c (diagnostic_report_diagnostic): Do not
12670 warn about loaded plugins for DK_ERROR and DK_WARNING.
12671 * c-decl.c (declspecs_add_type): Move call to
12672 invoke_plugin_callbacks ...
12673 * c-parser.c (c_parser_declspecs): ... here.
12674 * plugin.c (dump_active_plugins): Tidy output.
12676 2009-04-14 Diego Novillo <dnovillo@google.com>
12677 Le-Chun Wu <lcwu@google.com>
12679 * configure.ac: Add --enable-plugin support.
12680 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12681 * Makefile.in (PLUGIN_H): Define.
12682 Export ENABLE_PLUGIN and GMPINC to site.exp.
12683 Add PLUGINLIBS to link command.
12684 Add/modify dependencies for plugin.o and files including plugin.h.
12686 * config.in: Regenerate.
12688 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12691 2009-04-14 Le-Chun Wu <lcwu@google.com>
12693 * tree-pass.h (register_one_dump_file): Add a prototype for
12694 register_one_dump_file.
12695 * toplev.c (compile_file): Call initialize_plugins.
12696 (do_compile): Call invoke_plugin_callbacks.
12697 (toplev_main): Call invoke_plugin_callbacks.
12698 * common.opt: Add -fplugin= and -fplugin-arg-.
12699 * gcc-plugin.h: New public header file for plugins to include.
12700 * plugin.c: New source file.
12701 * plugin.h: New internal header file.
12702 * passes.c (register_one_dump_file): Make it external.
12704 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12706 2009-04-14 Diego Novillo <dnovillo@google.com>
12708 * doc/plugins.texi: New.
12709 * doc/gccint.texi: Add reference to Plugins chapter.
12710 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12711 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12712 loaded plugins, if any.
12713 * timevar.def (TV_PLUGIN_INIT): Define.
12714 (TV_PLUGIN_RUN): Define.
12715 * plugin.c: Include timevar.h
12716 (plugins_active_p): New.
12717 (dump_active_plugins): New.
12718 (debug_active_plugins): New.
12720 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12722 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12724 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12726 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12728 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12729 the same as a minus without a shift.
12731 2009-04-14 Nick Clifton <nickc@redhat.com>
12733 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12734 comparisons with small integers will always produce a short
12737 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12740 2008-12-19 Diego Novillo <dnovillo@google.com>
12742 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12744 2009-04-14 Richard Guenther <rguenther@suse.de>
12746 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12748 (verify_gimple_assign_binary): Likewise. Handle shifts and
12750 (verify_gimple_phi): Print the mismatched argument position.
12751 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12753 (vect_update_init_of_dr): Likewise.
12754 * matrix-reorg.c (transform_access_sites): Do what the
12756 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12758 2009-04-13 Michael Eager <eager@eagercon.com>
12760 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12761 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12762 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12763 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12764 remove duplicate config
12766 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12768 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12769 file_name:line_number type locator of the call site.
12771 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12773 * genautomata.c: Put blank after comma.
12774 (automaton_decls): New.
12775 (struct unit_usage): Add comments to member next.
12776 (store_alt_unit_usage): Keep the list ordered.
12777 (unit_present_on_list_p, equal_alternatives_p): New.
12778 (check_regexp_units_distribution): Check units distribution
12779 correctness correctly.
12780 (main): Don't write automata if error is found. Return correct
12783 * config/m68k/cf.md (cfv4_ds): Remove.
12784 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12785 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12787 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12788 power4-load-ext, power4-store, power4-store-update,
12789 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12790 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12791 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12792 power4-sqrt, power4-isync): Modify reservation to make correct
12793 unit distribution to automata.
12795 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12796 power5-store-update, power5-two, power5-three, power5-lmul,
12797 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12799 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12801 * except.c (pass_set_nothrow_function_flags): Set name and add
12803 (set_nothrow_function_flags): Mention in the dump file when
12804 changing a function to nothrow.
12806 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12809 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12810 instead of unsigned long.
12812 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12814 * config/arm/arm.c (return_used_this_function): Remove.
12815 (arm_output_function_prologue): Remove use of
12816 return_used_this_function.
12817 (output_return_instruction): Replace use of
12818 return_used_this_function
12819 by cfun->machine->return_used_this_function.
12820 (arm_output_epilogue): Likewise.
12821 (arm_output_function_epilogue): Likewise.
12822 (thumb_unexpanded_epilogue): Likewise.
12823 * config/arm/arm.h (struct machine_function):
12824 New member return_used_this_function.
12826 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12828 * doc/install.texi: Correct description of default directory for
12829 --with-gxx-include-dir.
12831 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12833 * fold-const.c (build_range_check): Properly deal with enumeral and
12834 boolean base types.
12836 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12838 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12839 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12840 * params.h (MAX_GCSE_PASSES): Remove.
12841 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12842 in sequence. Remove ability to run multiple passes.
12843 (bypass_jumps): Report run as third CPROP pass.
12845 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12847 PR middle-end/39651
12848 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12849 when deciding whether the whole SEQUENCE can throw.
12851 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12854 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12855 offseted label references.
12857 2009-04-11 Jan Hubicka <jh@suse.cz>
12859 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12861 2009-04-11 Richard Guenther <rguenther@suse.de>
12863 PR middle-end/39732
12864 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12865 return variables as TREE_ADDRESSABLE.
12867 2009-04-11 Richard Guenther <rguenther@suse.de>
12869 PR tree-optimization/39713
12870 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12871 reference trees have SSA_NAME operands.
12873 2009-04-11 Richard Guenther <rguenther@suse.de>
12876 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12877 address expressions.
12879 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12881 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12882 match changes in Cygwin 1.7
12883 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12884 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12886 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12888 PR tree-optimization/39701
12889 * doc/invoke.texi (Optimization Options): Document change in
12890 meaning and initialization of -fdelete-null-pointer-checks.
12892 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12894 PR middle-end/39701
12895 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12897 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12900 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12902 2009-04-10 Chao-ying Fu <fu@mips.com>
12904 * doc/tm.texi (Instruction Output): Document
12905 TARGET_ASM_FINAL_POSTSCAN_INSN.
12906 * target.h (final_postscan_insn): New field in asm_out.
12907 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12908 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12909 * final.c (final_scan_insn): Call
12910 targetm.asm_out.final_postscan_insn after outputting
12911 an asm macro and a normal instruction.
12913 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12914 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12915 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12916 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12917 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12919 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12921 PR middle-end/39701
12922 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12923 variables as non-NULL even with -fdelete-null-pointer-checks.
12925 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12927 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12929 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12932 * config/i386/i386.c (classify_argument): Handle SCmode with
12933 (bit_offset % 64) != 0.
12935 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12937 * doc/invoke.texi (Optimize Options): Add cross-reference to
12938 -Q --help=optimizers examples.
12940 2009-04-10 Ben Elliston <bje@au.ibm.com>
12943 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12944 regalign for the reg == fpr and TDmode case.
12946 2009-04-09 David Ayers <ayers@fsfe.org>
12949 * objc/objc-act.c (warn_with_method): Remove helper function.
12950 (check_duplicates): Call warning and inform directly.
12951 (really_start_method): Likewise.
12953 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12955 * expmed.c (expand_divmod): Always use a comparison for a division
12956 by a large unsigned integer.
12958 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12959 for things others than variables or functions as nonzero.
12961 2009-04-09 Nick Clifton <nickc@redhat.com>
12963 * unwind-compat.c: Change copyright header to refer to version
12964 3 of the GNU General Public License with version 3.1 of the
12965 GCC Runtime Library Exception and to point readers at the
12966 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12967 * config/alpha/crtfastmath.c: Likewise.
12968 * config/alpha/linux-unwind.h: Likewise.
12969 * config/alpha/qrnnd.asm: Likewise.
12970 * config/alpha/vms-crt0-64.c: Likewise.
12971 * config/alpha/vms-crt0.c: Likewise.
12972 * config/alpha/vms-dwarf2.asm: Likewise.
12973 * config/alpha/vms-dwarf2eh.asm: Likewise.
12974 * config/alpha/vms-psxcrt0-64.c: Likewise.
12975 * config/alpha/vms-psxcrt0.c: Likewise.
12976 * config/alpha/vms_tramp.asm: Likewise.
12977 * config/arc/initfini.c: Likewise.
12978 * config/arc/lib1funcs.asm: Likewise.
12979 * config/arm/bpabi-v6m.S: Likewise.
12980 * config/arm/bpabi.S: Likewise.
12981 * config/arm/bpabi.c: Likewise.
12982 * config/arm/crti.asm: Likewise.
12983 * config/arm/crtn.asm: Likewise.
12984 * config/arm/ieee754-df.S: Likewise.
12985 * config/arm/ieee754-sf.S: Likewise.
12986 * config/arm/lib1funcs.asm: Likewise.
12987 * config/arm/libunwind.S: Likewise.
12988 * config/arm/linux-atomic.c: Likewise.
12989 * config/arm/mmintrin.h: Likewise.
12990 * config/arm/pr-support.c: Likewise.
12991 * config/arm/unaligned-funcs.c: Likewise.
12992 * config/arm/unwind-arm.c: Likewise.
12993 * config/arm/unwind-arm.h: Likewise.
12994 * config/avr/libgcc.S: Likewise.
12995 * config/bfin/crti.s: Likewise.
12996 * config/bfin/crtlibid.s: Likewise.
12997 * config/bfin/crtn.s: Likewise.
12998 * config/bfin/lib1funcs.asm: Likewise.
12999 * config/bfin/linux-unwind.h: Likewise.
13000 * config/cris/arit.c: Likewise.
13001 * config/cris/cris_abi_symbol.c: Likewise.
13002 * config/darwin-64.c: Likewise.
13003 * config/darwin-crt2.c: Likewise.
13004 * config/darwin-crt3.c: Likewise.
13005 * config/darwin.h: Likewise.
13006 * config/dbxelf.h: Likewise.
13007 * config/dfp-bit.c: Likewise.
13008 * config/dfp-bit.h: Likewise.
13009 * config/elfos.h: Likewise.
13010 * config/fixed-bit.c: Likewise.
13011 * config/fixed-bit.h: Likewise.
13012 * config/fp-bit.c: Likewise.
13013 * config/fp-bit.h: Likewise.
13014 * config/fr30/crti.asm: Likewise.
13015 * config/fr30/crtn.asm: Likewise.
13016 * config/fr30/lib1funcs.asm: Likewise.
13017 * config/freebsd-spec.h: Likewise.
13018 * config/frv/cmovd.c: Likewise.
13019 * config/frv/cmovh.c: Likewise.
13020 * config/frv/cmovw.c: Likewise.
13021 * config/frv/frvbegin.c: Likewise.
13022 * config/frv/frvend.c: Likewise.
13023 * config/frv/lib1funcs.asm: Likewise.
13024 * config/glibc-stdint.h: Likewise.
13025 * config/h8300/clzhi2.c: Likewise.
13026 * config/h8300/crti.asm: Likewise.
13027 * config/h8300/crtn.asm: Likewise.
13028 * config/h8300/ctzhi2.c: Likewise.
13029 * config/h8300/fixunssfsi.c: Likewise.
13030 * config/h8300/lib1funcs.asm: Likewise.
13031 * config/h8300/parityhi2.c: Likewise.
13032 * config/h8300/popcounthi2.c: Likewise.
13033 * config/i386/ammintrin.h: Likewise.
13034 * config/i386/att.h: Likewise.
13035 * config/i386/avxintrin.h: Likewise.
13036 * config/i386/biarch64.h: Likewise.
13037 * config/i386/bmmintrin.h: Likewise.
13038 * config/i386/cpuid.h: Likewise.
13039 * config/i386/cross-stdarg.h: Likewise.
13040 * config/i386/crtfastmath.c: Likewise.
13041 * config/i386/crtprec.c: Likewise.
13042 * config/i386/cygming-crtbegin.c: Likewise.
13043 * config/i386/cygming-crtend.c: Likewise.
13044 * config/i386/cygwin.asm: Likewise.
13045 * config/i386/emmintrin.h: Likewise.
13046 * config/i386/gmm_malloc.h: Likewise.
13047 * config/i386/gthr-win32.c: Likewise.
13048 * config/i386/i386.h: Likewise.
13049 * config/i386/immintrin.h: Likewise.
13050 * config/i386/linux-unwind.h: Likewise.
13051 * config/i386/linux64.h: Likewise.
13052 * config/i386/mm3dnow.h: Likewise.
13053 * config/i386/mmintrin-common.h: Likewise.
13054 * config/i386/mmintrin.h: Likewise.
13055 * config/i386/nmmintrin.h: Likewise.
13056 * config/i386/pmm_malloc.h: Likewise.
13057 * config/i386/pmmintrin.h: Likewise.
13058 * config/i386/smmintrin.h: Likewise.
13059 * config/i386/sol2-c1.asm: Likewise.
13060 * config/i386/sol2-ci.asm: Likewise.
13061 * config/i386/sol2-cn.asm: Likewise.
13062 * config/i386/sol2-gc1.asm: Likewise.
13063 * config/i386/tmmintrin.h: Likewise.
13064 * config/i386/unix.h: Likewise.
13065 * config/i386/w32-unwind.h: Likewise.
13066 * config/i386/wmmintrin.h: Likewise.
13067 * config/i386/x86-64.h: Likewise.
13068 * config/i386/x86intrin.h: Likewise.
13069 * config/i386/xmmintrin.h: Likewise.
13070 * config/ia64/crtbegin.asm: Likewise.
13071 * config/ia64/crtend.asm: Likewise.
13072 * config/ia64/crtfastmath.c: Likewise.
13073 * config/ia64/crti.asm: Likewise.
13074 * config/ia64/crtn.asm: Likewise.
13075 * config/ia64/fde-glibc.c: Likewise.
13076 * config/ia64/lib1funcs.asm: Likewise.
13077 * config/ia64/linux-unwind.h: Likewise.
13078 * config/ia64/quadlib.c: Likewise.
13079 * config/ia64/unwind-ia64.c: Likewise.
13080 * config/linux.h: Likewise.
13081 * config/m32c/m32c-lib1.S: Likewise.
13082 * config/m32c/m32c-lib2-trapv.c: Likewise.
13083 * config/m32c/m32c-lib2.c: Likewise.
13084 * config/m32r/initfini.c: Likewise.
13085 * config/m68hc11/larith.asm: Likewise.
13086 * config/m68hc11/m68hc11-crt0.S: Likewise.
13087 * config/m68k/cf.md: Likewise.
13088 * config/m68k/crti.s: Likewise.
13089 * config/m68k/crtn.s: Likewise.
13090 * config/m68k/lb1sf68.asm: Likewise.
13091 * config/m68k/linux-unwind.h: Likewise.
13092 * config/mcore/crti.asm: Likewise.
13093 * config/mcore/crtn.asm: Likewise.
13094 * config/mcore/lib1.asm: Likewise.
13095 * config/mips/linux-unwind.h: Likewise.
13096 * config/mips/loongson.h: Likewise.
13097 * config/mips/mips16.S: Likewise.
13098 * config/mmix/crti.asm: Likewise.
13099 * config/mmix/crtn.asm: Likewise.
13100 * config/pa/fptr.c: Likewise.
13101 * config/pa/hpux-unwind.h: Likewise.
13102 * config/pa/lib2funcs.asm: Likewise.
13103 * config/pa/linux-atomic.c: Likewise.
13104 * config/pa/linux-unwind.h: Likewise.
13105 * config/pa/milli64.S: Likewise.
13106 * config/pa/quadlib.c: Likewise.
13107 * config/pa/stublib.c: Likewise.
13108 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13109 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13110 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13111 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13112 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13113 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13114 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13115 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13116 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13117 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13118 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13119 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13120 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13121 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13122 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13123 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13124 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13125 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13126 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13127 * config/rs6000/750cl.h: Likewise.
13128 * config/rs6000/altivec.h: Likewise.
13129 * config/rs6000/biarch64.h: Likewise.
13130 * config/rs6000/crtresfpr.asm: Likewise.
13131 * config/rs6000/crtresgpr.asm: Likewise.
13132 * config/rs6000/crtresxfpr.asm: Likewise.
13133 * config/rs6000/crtresxgpr.asm: Likewise.
13134 * config/rs6000/crtsavfpr.asm: Likewise.
13135 * config/rs6000/crtsavgpr.asm: Likewise.
13136 * config/rs6000/darwin-asm.h: Likewise.
13137 * config/rs6000/darwin-fallback.c: Likewise.
13138 * config/rs6000/darwin-fpsave.asm: Likewise.
13139 * config/rs6000/darwin-ldouble.c: Likewise.
13140 * config/rs6000/darwin-tramp.asm: Likewise.
13141 * config/rs6000/darwin-unwind.h: Likewise.
13142 * config/rs6000/darwin-vecsave.asm: Likewise.
13143 * config/rs6000/darwin-world.asm: Likewise.
13144 * config/rs6000/e500crtres32gpr.asm: Likewise.
13145 * config/rs6000/e500crtres64gpr.asm: Likewise.
13146 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13147 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13148 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13149 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13150 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13151 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13152 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13153 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13154 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13155 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13156 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13157 * config/rs6000/eabi-ci.asm: Likewise.
13158 * config/rs6000/eabi-cn.asm: Likewise.
13159 * config/rs6000/eabi.asm: Likewise.
13160 * config/rs6000/linux-unwind.h: Likewise.
13161 * config/rs6000/linux64.h: Likewise.
13162 * config/rs6000/paired.h: Likewise.
13163 * config/rs6000/paired.md: Likewise.
13164 * config/rs6000/ppc64-fp.c: Likewise.
13165 * config/rs6000/ppu_intrinsics.h: Likewise.
13166 * config/rs6000/rs6000.h: Likewise.
13167 * config/rs6000/si2vmx.h: Likewise.
13168 * config/rs6000/sol-ci.asm: Likewise.
13169 * config/rs6000/sol-cn.asm: Likewise.
13170 * config/rs6000/spe.h: Likewise.
13171 * config/rs6000/spu2vmx.h: Likewise.
13172 * config/rs6000/sysv4.h: Likewise.
13173 * config/rs6000/tramp.asm: Likewise.
13174 * config/rs6000/vec_types.h: Likewise.
13175 * config/s390/linux-unwind.h: Likewise.
13176 * config/s390/tpf-unwind.h: Likewise.
13177 * config/score/crti.asm: Likewise.
13178 * config/score/crtn.asm: Likewise.
13179 * config/sh/crt1.asm: Likewise.
13180 * config/sh/crti.asm: Likewise.
13181 * config/sh/crtn.asm: Likewise.
13182 * config/sh/divtab-sh4-300.c: Likewise.
13183 * config/sh/divtab-sh4.c: Likewise.
13184 * config/sh/divtab.c: Likewise.
13185 * config/sh/lib1funcs-4-300.asm: Likewise.
13186 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13187 * config/sh/lib1funcs.asm: Likewise.
13188 * config/sh/lib1funcs.h: Likewise.
13189 * config/sh/linux-atomic.asm: Likewise.
13190 * config/sh/linux-unwind.h: Likewise.
13191 * config/sh/shmedia.h: Likewise.
13192 * config/sh/sshmedia.h: Likewise.
13193 * config/sh/ushmedia.h: Likewise.
13194 * config/sparc/crtfastmath.c: Likewise.
13195 * config/sparc/linux-unwind.h: Likewise.
13196 * config/sparc/sol2-c1.asm: Likewise.
13197 * config/sparc/sol2-ci.asm: Likewise.
13198 * config/sparc/sol2-cn.asm: Likewise.
13199 * config/spu/divmodti4.c: Likewise.
13200 * config/spu/divv2df3.c: Likewise.
13201 * config/spu/float_disf.c: Likewise.
13202 * config/spu/float_unsdidf.c: Likewise.
13203 * config/spu/float_unsdisf.c: Likewise.
13204 * config/spu/float_unssidf.c: Likewise.
13205 * config/spu/mfc_multi_tag_release.c: Likewise.
13206 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13207 * config/spu/mfc_tag_release.c: Likewise.
13208 * config/spu/mfc_tag_reserve.c: Likewise.
13209 * config/spu/mfc_tag_table.c: Likewise.
13210 * config/spu/multi3.c: Likewise.
13211 * config/spu/spu_internals.h: Likewise.
13212 * config/spu/spu_intrinsics.h: Likewise.
13213 * config/spu/spu_mfcio.h: Likewise.
13214 * config/spu/vec_types.h: Likewise.
13215 * config/spu/vmx2spu.h: Likewise.
13216 * config/stormy16/stormy16-lib2.c: Likewise.
13217 * config/svr4.h: Likewise.
13218 * config/sync.c: Likewise.
13219 * config/v850/lib1funcs.asm: Likewise.
13220 * config/vxlib-tls.c: Likewise.
13221 * config/vxlib.c: Likewise.
13222 * config/vxworks-dummy.h: Likewise.
13223 * config/xtensa/crti.asm: Likewise.
13224 * config/xtensa/crtn.asm: Likewise.
13225 * config/xtensa/ieee754-df.S: Likewise.
13226 * config/xtensa/ieee754-sf.S: Likewise.
13227 * config/xtensa/lib1funcs.asm: Likewise.
13228 * config/xtensa/lib2funcs.S: Likewise.
13229 * config/xtensa/linux-unwind.h: Likewise.
13230 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13231 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13232 * coretypes.h: Likewise.
13233 * crtstuff.c: Likewise.
13234 * defaults.h: Likewise.
13235 * dwarf2.h: Likewise.
13236 * emutls.c: Likewise.
13237 * gbl-ctors.h: Likewise.
13238 * gcov-io.h: Likewise.
13239 * ginclude/float.h: Likewise.
13240 * ginclude/iso646.h: Likewise.
13241 * ginclude/stdarg.h: Likewise.
13242 * ginclude/stdbool.h: Likewise.
13243 * ginclude/stddef.h: Likewise.
13244 * ginclude/stdfix.h: Likewise.
13245 * ginclude/stdint-gcc.h: Likewise.
13246 * ginclude/tgmath.h: Likewise.
13247 * gthr-aix.h: Likewise.
13248 * gthr-dce.h: Likewise.
13249 * gthr-gnat.c: Likewise.
13250 * gthr-gnat.h: Likewise.
13251 * gthr-lynx.h: Likewise.
13252 * gthr-mipssde.h: Likewise.
13253 * gthr-nks.h: Likewise.
13254 * gthr-posix.c: Likewise.
13255 * gthr-posix.h: Likewise.
13256 * gthr-posix95.h: Likewise.
13257 * gthr-rtems.h: Likewise.
13258 * gthr-single.h: Likewise.
13259 * gthr-solaris.h: Likewise.
13260 * gthr-tpf.h: Likewise.
13261 * gthr-vxworks.h: Likewise.
13262 * gthr-win32.h: Likewise.
13263 * gthr.h: Likewise.
13264 * libgcc2.c: Likewise.
13265 * libgcc2.h: Likewise.
13266 * libgcov.c: Likewise.
13267 * tsystem.h: Likewise.
13268 * typeclass.h: Likewise.
13269 * unwind-c.c: Likewise.
13270 * unwind-compat.h: Likewise.
13271 * unwind-dw2-fde-compat.c: Likewise.
13272 * unwind-dw2-fde-darwin.c: Likewise.
13273 * unwind-dw2-fde-glibc.c: Likewise.
13274 * unwind-dw2-fde.c: Likewise.
13275 * unwind-dw2-fde.h: Likewise.
13276 * unwind-dw2.c: Likewise.
13277 * unwind-dw2.h: Likewise.
13278 * unwind-generic.h: Likewise.
13279 * unwind-pe.h: Likewise.
13280 * unwind-sjlj.c: Likewise.
13281 * unwind.inc: Likewise.
13282 * config/arm/neon-gen.ml: Change generated copyright header to
13283 refer to version 3 of the GNU General Public License with
13284 version 3.1 of the GCC Runtime Library Exception and to point
13285 readers at the COPYING3 and COPYING3.RUNTIME files and the
13286 FSF's license web page.
13287 * config/arm/arm_neon.h: Regenerate.
13289 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13291 * config/cris/cris.md: Change copyright header to refer to version
13292 3 of the GNU General Public License.
13293 * doc/install.texi2html: Change copyright header to refer to version
13294 3 of the GNU General Public License and to point readers at the
13295 COPYING3 file and the FSF's license web page.
13296 * config/vax/linux.h: Likewise.
13298 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13300 * config/i386/i386.md (cmpcc): New.
13301 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13302 (sync_compare_and_swap_cc*): Delete.
13304 * config/s390/s390.c (s390_compare_emitted): Remove.
13305 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13306 s390_compare_emitted used to be handled. Assert that modes match.
13307 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13308 refer to sync_compare_and_swap_ccsi.
13309 * config/s390/s390.h (s390_compare_emitted): Remove.
13310 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13311 instead of s390_compare_emitted.
13312 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13313 instead of s390_compare_emitted.
13314 * config/s390/s390.md (cmpcc): New.
13315 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13316 CC_REGNUM, do not pretend it's set.
13317 (sync_compare_and_swap_cc*): Delete.
13318 * config/s390/predicates.md (cc_reg_operand): New.
13320 * expr.c (sync_compare_and_swap_cc): Delete.
13321 * optabs.h (sync_compare_and_swap_cc): Delete.
13322 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13323 is being used with can_compare_p.
13324 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13325 (find_cc_set): New.
13326 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13327 look for a MODE_CC set instead. Use emit_store_flag.
13328 (expand_compare_and_swap_loop): Likewise, with some additional
13329 complication to avoid a force_reg when useless. Use
13330 emit_cmp_and_jump_insns.
13331 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13332 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13333 sync_compare_and_swap documentation.
13335 2009-04-09 Jan Hubicka <jh@suse.cz>
13337 * except.c (find_prev_try): Break out from ....
13338 (duplicate_eh_regions): ... here; properly update prev_try pointers
13339 when duplication part of tree.
13340 (dump_eh_tree): Improve dumping.
13341 (verify_eh_region): New.
13342 (verify_eh_tree): Use it.
13344 2009-04-06 Richard Guenther <rguenther@suse.de>
13346 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13347 &ARRAY addresses by adjusting their types and prepending
13349 * tree-cfg.c (verify_gimple_assign_single): Verify that
13350 addresses are correct.
13352 2009-04-09 Richard Guenther <rguenther@suse.de>
13354 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13355 indices into an array reference if possible.
13356 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13357 Fold POINTER_PLUS_EXPR statements with invariant address.
13359 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13362 * config.gcc (powerpc64-*-linux*): Always build biarch.
13364 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13367 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13368 it and pedwarn if this results in an INTEGER_CST.
13370 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13372 * doc/install.texi: Update minimum GMP version. Remove obsolete
13373 text in MPFR section.
13375 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13377 * dwarf2out.c (class_scope_p): New static inline.
13378 (class_or_namespace_scope_p): Use it.
13379 (gen_variable_die): Use DW_TAG_member tag for static data member
13380 declarations instead of DW_TAG_variable.
13382 PR middle-end/39573
13383 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13386 2009-04-08 Richard Guenther <rguenther@suse.de>
13388 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13389 valueize random data.
13391 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13393 * config.gcc (aix tm_file): Add aix-stdint.h.
13394 (aix tm clause use_gcc_stdint): Set to wrap.
13395 * config/rs6000/aix-stdint.h: New file.
13397 2009-04-08 Richard Guenther <rguenther@suse.de>
13399 PR middle-end/36291
13400 * tree-dfa.c (add_referenced_var): Do not recurse into
13401 global initializers.
13402 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13404 (fold_const_aggregate_ref): Likewise.
13406 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13408 * recog.c (ordered_comparison_operator): New.
13409 * gensupport.c (std_preds): Add it.
13410 * doc/md.texi (Machine-Independent Predicates): Document it.
13412 2009-04-08 Jan Hubicka <jh@suse.cz>
13414 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13415 * function.h (rtl_eh): Remove exception_handler_label_map.
13416 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13417 remove_exception_handler_label, for_each_eh_label_1): Remove.
13418 (rtl_remove_unreachable_regions): Remove.
13419 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13420 (find_exception_handler_labels): Don't build the hashtable.
13421 (maybe_remove_eh_handler): Remove.
13422 (for_each_eh_label): Rewrite to walk the tree.
13423 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13424 * except.h (maybe_remove_eh_handler): Remove.
13425 * passes.c (init_optimization_passes): Schedule second EH cleanup
13427 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13428 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13430 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13432 * genoutput.c (validate_optab_operands): New.
13433 (gen_insn, gen_expand): Call it.
13435 * genflags.c (gen_insn): Detect misused iterators.
13436 (main): Pass line_no to gen_insn, exit with status 1 on error.
13438 * genextract.c (line_no): Make global.
13439 (VEC_safe_set_locstr): Change assertion to error message.
13440 (main): Exit with status 1 on error.
13442 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13446 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13447 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13448 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13449 * c-convert.c (convert): Do not call fold on results of conversion
13450 functions when the result is a C_MAYBE_CONST_EXPR.
13451 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13452 of __builtin_choose_expr.
13453 * c-typeck.c (remove_c_maybe_const_expr): New.
13454 (build_unary_op, build_conditional_expr, build_compound_expr,
13455 build_binary_op, c_objc_common_truthvalue_conversion): Call
13456 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13459 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13461 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13462 CODE to produce a new one. Add a prototype to use fold_convert_const
13464 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13467 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13468 mix declarations and code.
13470 2009-04-08 Ben Elliston <bje@au.ibm.com>
13472 * gcc.c: Replace `CC' with `GCC' throughout.
13474 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13476 * doc/invoke.texi: Document Atom support.
13478 2009-04-07 Jason Merrill <jason@redhat.com>
13481 * c-common.h, c-common.c: Add flag_pretty_templates.
13482 * c-opts.c (c_common_handle_option): Set it.
13483 * c.opt: Add -fno-pretty-templates.
13484 * doc/invoke.texi (C++ Dialect Options): Likewise.
13486 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13488 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13489 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13490 (ia64_expand_builtin): Likewise.
13492 2009-04-07 Martin Jambor <mjambor@suse.cz>
13494 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13495 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13496 ADDR_EXPRS are include too.
13498 2009-04-07 Richard Guenther <rguenther@suse.de>
13500 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13501 decls are only used if passes as parameters or if they are
13502 local statics and the call is not to a builtin.
13503 (call_may_clobber_ref_p_1): Likewise.
13505 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13507 * expr.c (do_store_flag): Remove last argument. Simplify code
13508 to avoid duplication of tests already done by can_compare_p.
13509 (expand_expr_real_1): Adjust caller.
13511 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13513 * optabs.c (can_compare_p): Test the predicate of a
13514 cbranch and cstore pattern.
13516 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13518 * expr.c (convert_move): Use emit_store_flag instead of
13521 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13523 * config/i386/i386.c (ix86_compare_emitted): Remove.
13524 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13525 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13526 * config/i386/i386.h (ix86_compare_emitted): Remove.
13527 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13528 instead of ix86_compare_emitted.
13529 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13531 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13533 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13534 Add t-sysroot-suffix to tmake_file.
13535 * config/print-sysroot-suffix.sh: New file.
13536 * config/t-sysroot-suffix: New file.
13538 2009-04-07 Ben Elliston <bje@au.ibm.com>
13540 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13541 as the latter produces a warning when the target does not support
13544 2009-04-07 Ben Elliston <bje@au.ibm.com>
13546 * dfp.c: Replace type punning assignments with memcpy throughout.
13547 * Makefile.in (dfp.o-warn): Remove.
13549 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13552 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13553 Include soft-fp/t-softfp after rs6000/t-linux64.
13555 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13557 * stor-layout.c (set_sizetype): Use the full precision of their
13558 machine mode for bitsize types.
13560 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13562 * config/i386/i386.md: Revert 2 accidental checkins.
13564 2009-04-06 Joey Ye <joey.ye@intel.com>
13565 Xuepeng Guo <xuepeng.guo@intel.com>
13566 H.J. Lu <hongjiu.lu@intel.com>
13568 Atom pipeline model, tuning and insn selection.
13569 * config.gcc (atom): Add atom config options and target.
13571 * config/i386/atom.md: New.
13573 * config/i386/i386.c (atom_cost): New cost.
13574 (m_ATOM): New macro flag.
13575 (initial_ix86_tune_features): Set m_ATOM.
13576 (x86_accumulate_outgoing_args): Likewise.
13577 (x86_arch_always_fancy_math_387): Likewise.
13578 (processor_target): Add Atom cost.
13579 (cpu_names): Add Atom cpu name.
13580 (override_options): Set Atom ISA.
13581 (ix86_issue_rate): New case PROCESSOR_ATOM.
13582 (ix86_adjust_cost): Likewise.
13584 * config/i386/i386.h (TARGET_ATOM): New target macro.
13585 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13586 (TARGET_OPT_AGU): New target option.
13587 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13588 (processor_type): Add PROCESSOR_ATOM.
13590 * config/i386/i386.md (cpu): Add new value "atom".
13591 (use_carry, movu): New attr.
13592 (atom.md): Include atom.md.
13593 (adddi3_carry_rex64): Set attr "use_carry".
13594 (addqi3_carry): Likewise.
13595 (addhi3_carry): Likewise.
13596 (addsi3_carry): Likewise.
13597 (*addsi3_carry_zext): Likewise.
13598 (subdi3_carry_rex64): Likewise.
13599 (subqi3_carry): Likewise.
13600 (subhi3_carry): Likewise.
13601 (subsi3_carry): Likewise.
13602 (x86_movdicc_0_m1_rex64): Likewise.
13603 (*x86_movdicc_0_m1_se): Likewise.
13604 (x86_movsicc_0_m1): Likewise.
13605 (*x86_movsicc_0_m1_se): Likewise.
13606 (*adddi_1_rex64): Emit add insn as much as possible.
13607 (*addsi_1): Likewise.
13608 (return_internal): Set atom_unit.
13609 (return_internal_long): Likewise.
13610 (return_pop_internal): Likewise.
13611 (*rcpsf2_sse): Set atom_sse_attr attr.
13612 (*qrt<mode>2_sse): Likewise.
13613 (*prefetch_sse): Likewise.
13615 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13617 (ix86_target_macros_internal): Likewise.
13619 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13620 (*prefetch_sse_rex): Likewise.
13621 (sse_rcpv4sf2): Likewise.
13622 (sse_vmrcpv4sf2): Likewise.
13623 (sse_sqrtv4sf2): Likewise.
13624 (<sse>_vmsqrt<mode>2): Likewise.
13625 (sse_ldmxcsr): Likewise.
13626 (sse_stmxcsr): Likewise.
13627 (*sse_sfence): Likewise.
13628 (sse2_clflush): Likewise.
13629 (*sse2_mfence): Likewise.
13630 (*sse2_lfence): Likewise.
13631 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13632 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13633 (avx_movdqu<avxmodesuffix>): Likewise.
13634 (avx_lddqu<avxmodesuffix>): Likewise.
13635 (sse2_movntv2di): Change attr "type" to "ssemov".
13636 (sse2_movntsi): Likewise.
13637 (rsqrtv8sf2): Change attr "type" to "sseadd".
13638 (sse3_addsubv2df3): Set attr "atom_unit".
13639 (sse3_h<plusminus_insn>v4sf3): Likewise.
13640 (*sse2_pmaddwd): Likewise.
13641 (*vec_extractv2di_1_rex64): Likewise.
13642 (*vec_extractv2di_1_avx): Likewise.
13643 (sse2_psadbw): Likewise.
13644 (ssse3_phaddwv8hi3): Likewise.
13645 (ssse3_phaddwv4hi3): Likewise.
13646 (ssse3_phadddv4si3): Likewise.
13647 (ssse3_phadddv2si3): Likewise.
13648 (ssse3_phaddswv8hi3): Likewise.
13649 (ssse3_phaddswv4hi3): Likewise.
13650 (ssse3_phsubwv8hi3): Likewise.
13651 (ssse3_phsubwv4hi3): Likewise.
13652 (ssse3_phsubdv4si3): Likewise.
13653 (ssse3_phsubdv2si3): Likewise.
13654 (ssse3_phsubswv8hi3): Likewise.
13655 (ssse3_phsubswv4hi3): Likewise.
13656 (ssse3_pmaddubsw128): Likewise.
13657 (sse3_pmaddubsw: Likewise.
13658 (ssse3_palignrti): Likewise.
13659 (ssse3_palignrdi): Likewise.
13661 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13663 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13665 2009-04-06 Richard Guenther <rguenther@suse.de>
13667 PR tree-optimization/28868
13668 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13669 of which PHI results we inserted.
13670 (insert_into_preds_of_block): Record inserted PHIs.
13671 (eliminate): Eliminate redundant PHI nodes.
13672 (init_pre): Init inserted_phi_names.
13674 2009-04-06 Richard Guenther <rguenther@suse.de>
13676 PR tree-optimization/39643
13677 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13678 IMAGPART_EXPRs of complex constants.
13679 (execute_fold_all_builtins): If we folded a call queue
13680 TODO_update_address_taken.
13682 2009-04-06 Jan Hubicka <jh@suse.cz>
13684 PR middle-end/39659
13685 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13688 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13690 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13692 (ic_invalidate_array): Likewise.
13694 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13696 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13697 alignment for library calls.
13699 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13701 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13702 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13703 * config/i386/mingw-stdint.h: New file.
13705 2009-04-05 Richard Guenther <rguenther@suse.de>
13707 PR tree-optimization/39648
13708 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13709 our &A vs. &A[0] IL deficiencies.
13711 2009-04-04 Jan Hubicka <jh@suse.cz>
13713 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13714 removed toplevel regions.
13715 (sjlj_mark_call_sites): Likewise.
13717 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13719 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13720 (cygwin tm clause use_gcc_stdint): Set to wrap.
13721 * config/i386/cygwin-stdint.h: New file.
13723 2009-04-04 Richard Guenther <rguenther@suse.de>
13725 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13726 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13727 single-argument PHIs if we are in loop-closed SSA form.
13728 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13729 for the pre-condition.
13730 (slpeel_tree_peel_loop_to_edge): Likewise.
13731 (vect_build_loop_niters): Take an optional sequence to append stmts.
13732 (vect_generate_tmps_on_preheader): Likewise.
13733 (vect_do_peeling_for_loop_bound): Take extra guards for the
13735 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13736 the cost model check.
13737 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13738 guards if we are going to peel. Do not apply versioning in that case.
13739 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13740 (vect_do_peeling_for_loop_bound): Likewise.
13741 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13742 loop bound only record extra pre-conditions, do not apply loop
13745 2009-04-04 Richard Guenther <rguenther@suse.de>
13747 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13750 2009-04-04 Jan Hubicka <jh@suse.cz>
13752 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13753 last_basic_block for size of bb->index indexed array.
13754 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13755 compute_out, link_btr_uses, build_btr_def_use_webs,
13756 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13758 2009-04-04 Jan Hubicka <jh@suse.cz>
13760 * except.c (remove_eh_handler_and_replace): Break out from ...
13761 (remove_eh_handler): ... here.
13762 (bring_to_root): New function.
13763 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13764 handled ones, bring others to root of tree.
13766 2009-04-04 Jan Hubicka <jh@suse.cz>
13768 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13769 (all_phis_safe_to_merge): New function.
13770 (update_info): New structure.
13771 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13772 (cleanup_empty_eh): Update SSA if possible.
13774 2009-04-04 Richard Guenther <rguenther@suse.de>
13776 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13777 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13778 (append_vuse): Likewise.
13780 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13782 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13783 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13784 instead of REG_UNSAVED for DW_CFA_undefined.
13785 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13786 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13789 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13792 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13793 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13794 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13796 2009-04-04 Richard Guenther <rguenther@suse.de>
13798 PR tree-optimization/8781
13799 PR tree-optimization/37892
13800 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13801 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13802 (valueize_refs): Call it for *& valueizations.
13803 (shared_reference_ops_from_ref): Rename to ...
13804 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13805 (shared_reference_ops_from_call): Rename to ...
13806 (valueize_shared_reference_ops_from_call): ... this and valueize.
13807 (vn_reference_lookup): Update.
13808 (visit_reference_op_call): Likewise.
13809 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13810 (eliminate): Value-replace the call address in call statements.
13812 2009-04-04 Richard Guenther <rguenther@suse.de>
13814 PR tree-optimization/39636
13815 * tree-ssa-forwprop.c
13816 (forward_propagate_addr_into_variable_array_index): Check for
13817 GIMPLE_ASSIGN before accessing the rhs code.
13819 2009-04-03 Jason Merrill <jason@redhat.com>
13821 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13823 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13825 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13826 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13827 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13828 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13829 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13830 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13831 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13832 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13833 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13834 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13835 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13836 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13837 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13838 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13839 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13840 Use fr_reg_or_fp01_operand instead of fr_register_operand
13842 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13843 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13844 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13846 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13848 PR rtl-optimization/39607
13849 PR rtl-optimization/39631
13853 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13854 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13855 instead of DF_LR_OUT.
13856 * ira-lives.c (process_bb_node_lives): Ditto.
13857 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13858 instead of DF_LR_{OUT,IN}.
13859 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13860 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13862 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13864 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13865 (execute_lower_omp): Always run but take the short way out if -fopenmp
13867 (gate_lower_omp): Remove, forcing the pass manager to always run the
13868 pass and always set PROP_gimple_lomp.
13869 (pass_lower_omp): Remove gate function.
13870 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13871 PROP_trees. Instead, require it.
13872 * ipa-cp.c (pass_ipa_cp): Likewise.
13873 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13874 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13875 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13876 and PROP_gimple_leh.
13878 2009-04-03 Richard Guenther <rguenther@suse.de>
13880 PR middle-end/13146
13881 PR tree-optimization/23940
13882 PR tree-optimization/33237
13883 PR middle-end/33974
13884 PR middle-end/34093
13885 PR tree-optimization/36201
13886 PR tree-optimization/36230
13887 PR tree-optimization/38049
13888 PR tree-optimization/38207
13889 PR tree-optimization/38230
13890 PR tree-optimization/38301
13891 PR tree-optimization/38585
13892 PR middle-end/38895
13893 PR tree-optimization/38985
13894 PR tree-optimization/39299
13895 * tree-ssa-structalias.h: Remove.
13896 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13897 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13898 (struct vuse_element_d): Remove.
13899 (struct vuse_vec_d): Likewise.
13900 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13901 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13902 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13903 VUSE_ELEMENT_VAR): Likewise.
13904 (struct voptype_d): Likewise.
13905 (NUM_VOP_FREE_BUCKETS): Likewise.
13906 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13907 (struct stmt_operands_d): Remove.
13908 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13909 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13910 VDEF_NUM, VDEF_VECT): Likewise.
13911 (copy_virtual_operands): Remove.
13912 (operand_build_cmp): Likewise.
13913 (create_ssa_artificial_load_stmt): Likewise.
13914 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13915 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13916 vuse_index and mayuse_index members. Pack and move done and iter_type
13917 members to the front.
13918 (SSA_OP_VMAYUSE): Remove.
13919 (SSA_OP_VIRTUAL_USES): Adjust.
13920 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13921 (unlink_stmt_vdef): Declare.
13922 (add_to_addressable_set): Remove.
13923 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13924 (vrp_visit_stmt): Likewise.
13925 * doc/tree-ssa.texi (Alias analysis): Update.
13926 * doc/invoke.texi (max-aliased-vops): Remove docs.
13927 (avg-aliased-vops): Likewise.
13928 * tree-into-ssa.c (syms_to_rename): Remove.
13929 (need_to_update_vops_p): Likewise.
13930 (need_to_initialize_update_ssa_p): Rename to ...
13931 (update_ssa_initialized_fn): ... this. Track function we are
13933 (symbol_marked_for_renaming): Simplify.
13934 (add_new_name_mapping): Do not set need_to_update_vops_p.
13935 (dump_currdefs): Use SYMS_TO_RENAME.
13936 (rewrite_update_stmt): Always walk all uses/defs.
13937 (dump_update_ssa): Adjust.
13938 (init_update_ssa): Take function argument. Track what we are
13940 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13941 (create_new_def_for): Initialize for cfun, assert we are initialized
13943 (mark_sym_for_renaming): Simplify.
13944 (mark_set_for_renaming): Do not initialize update-ssa.
13945 (need_ssa_update_p): Simplify. Take function argument.
13946 (name_mappings_registered_p): Assert we ask for the correct function.
13947 (name_registered_for_update_p): Likewise.
13948 (ssa_names_to_replace): Likewise.
13949 (release_ssa_name_after_update_ssa): Likewise.
13950 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13951 (dump_decl_set): Do not print a newline.
13952 (debug_decl_set): Do it here.
13953 (dump_update_ssa): And here.
13954 * tree-ssa-loop-im.c (move_computations): Adjust.
13955 (movement_possibility): Likewise.
13956 (determine_max_movement): Likewise.
13957 (gather_mem_refs_stmt): Likewise.
13958 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13959 or NAME_MEMORY_TAG.
13960 * tree-complex.c (update_all_vops): Remove.
13961 (expand_complex_move): Adjust.
13962 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13963 Simplify test for memory referencing statement. Exclude
13964 non-invariant ADDR_EXPRs.
13965 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13966 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13967 (rdg_flag_uses): Likewise.
13968 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13970 (tree_optimize_tail_calls_1): Also split the
13971 edge from the entry block if we have degenerate PHI nodes in
13972 the first basic block.
13973 * tree.c (init_ttree): Remove memory-tag related code.
13974 (tree_code_size): Likewise.
13975 (tree_node_structure): Likewise.
13976 (build7_stat): Re-write to be build6_stat.
13977 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13978 (SSA_VAR_P): Adjust.
13979 (struct tree_memory_tag): Remove.
13980 (struct tree_memory_partition_tag): Likewise.
13981 (union tree_node): Adjust.
13982 (build7): Re-write to be build6.
13983 * tree-pass.h (pass_reset_cc_flags): Remove.
13984 (TODO_update_address_taken): New flag.
13985 (pass_simple_dse): Remove.
13986 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13987 * params.h (MAX_ALIASED_VOPS): Remove.
13988 (AVG_ALIASED_VOPS): Likewise.
13989 * omp-low.c (expand_omp_taskreg): Update SSA form.
13990 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13991 aliases the lhs in a copy stmt.
13992 * tree-ssa-dse.c (struct address_walk_data): Remove.
13993 (memory_ssa_name_same): Likewise.
13994 (memory_address_same): Likewise.
13995 (get_kill_of_stmt_lhs): Likewise.
13996 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13997 unused stores. Look through PHI nodes into post-dominated regions.
13998 (dse_optimize_stmt): Simplify. Properly remove stores.
13999 (tree_ssa_dse): Compute dominators.
14000 (execute_simple_dse): Remove.
14001 (pass_simple_dse): Likewise.
14002 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14003 gimple_loaded_syms and gimple_stored_syms computation.
14004 * toplev.c (dump_memory_report): Dump alias and pta stats.
14005 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14006 (vn_reference_eq): Likewise.
14007 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14008 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14009 valueize_vuses): Remove.
14010 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14011 (get_def_ref_stmt_vuse): ... this.
14012 (vn_reference_lookup_2): New function.
14013 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14014 walking equivalent vuses. Simplify.
14015 (vn_reference_lookup): Likewise.
14016 (vn_reference_insert): Likewise.
14017 (vn_reference_insert_pieces): Likewise.
14018 (visit_reference_op_call): Simplify.
14019 (visit_reference_op_load): Likewise.
14020 (visit_reference_op_store): Likewise.
14021 (init_scc_vn): Remove shared_lookup_vuses initialization.
14022 (free_scc_vn): Remove shared_lookup_vuses freeing.
14023 (sort_vuses, sort_vuses_heap): Remove.
14024 (get_ref_from_reference_ops): Export.
14025 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14026 vector with single vuse pointer.
14027 (vn_reference_lookup_pieces, vn_reference_lookup,
14028 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14029 (shared_vuses_from_stmt): Remove.
14030 (get_ref_from_reference_ops): Declare.
14031 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14032 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14033 memory-tag related code.
14034 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14035 (likely_value): Add comment, skip static-chain of call statements.
14036 (surely_varying_stmt_p): Adjust.
14037 (gimplify_and_update_call_from_tree): Likewise.
14038 (execute_fold_all_builtins): Do not rebuild alias info.
14039 (gimplify_and_update_call_from_tree): Properly update VOPs.
14040 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14041 (copy_ref_info): Remove memory-tag related code.
14042 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14043 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14044 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14046 * tree-ssa-dom.c (gimple_p): Remove typedef.
14047 (eliminate_redundant_computations): Adjust.
14048 (record_equivalences_from_stmt): Likewise.
14049 (avail_expr_hash): Likewise.
14050 (avail_expr_eq): Likewise.
14051 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14052 (stmt_makes_single_load): Likewise.
14053 (stmt_makes_single_store): Likewise.
14054 * tree-ssa-alias.c: Rewrite completely.
14055 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14056 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14057 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14058 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14059 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14060 Remove public functions.
14061 (pass_reset_cc_flags): Remove.
14062 (pass_build_alias): Move ...
14063 * tree-ssa-structalias.c (pass_build_alias): ... here.
14064 * tree-ssa-alias.c (may_be_aliased): Move ...
14065 * tree-flow-inline.h (may_be_aliased): ... here.
14066 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14067 count_uses_and_derefs): Move ...
14068 * gimple.c: ... here.
14069 * gimple.h (count_uses_and_derefs): Declare.
14070 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14071 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14072 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14073 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14074 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14075 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14076 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14078 * tree-dfa.c (refs_may_alias_p): Move ...
14079 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14080 * tree-ssa-alias.h: New file.
14081 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14082 (statement_sink_location): Likewise.
14083 * opts.c (decode_options): Do not adjust max-aliased-vops or
14084 avg-aliased-vops values.
14085 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14086 (TV_CALL_CLOBBER): Likewise.
14087 (TV_FLOW_SENSITIVE): Likewise.
14088 (TV_FLOW_INSENSITIVE): Likewise.
14089 (TV_MEMORY_PARTITIONING): Likewise.
14090 (TV_ALIAS_STMT_WALK): New timevar.
14091 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14092 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14093 (get_address_description): Remove memory-tag related code.
14094 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14095 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14096 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14097 and immediate uses in statements. Document.
14098 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14099 (dump_symbols): Remove.
14100 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14101 * alias.c (get_deref_alias_set): New function split out from ...
14102 (get_alias_set): ... here.
14103 * alias.h (get_deref_alias_set): Declare.
14104 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14105 type parameter. Remove restrict pointer handling. Create a
14106 ref-all pointer in case type-based alias sets do not conflict.
14107 (vect_analyze_data_refs): Remove SMT related code.
14108 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14109 (vectorizable_load): Likewise.
14110 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14111 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14112 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14113 Ignore vops and SMTs.
14114 (dr_analyze_alias): Likewise..
14115 (free_data_ref): Likewise.
14116 (create_data_ref): Likewise.
14117 (analyze_all_data_dependences): Likewise.
14118 (get_references_in_stmt): Adjust.
14119 * tree-flow-inline.h (gimple_aliases_computed_p,
14120 gimple_addressable_vars, gimple_call_clobbered_vars,
14121 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14122 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14123 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14124 gimple_mem_ref_stats): Remove.
14125 (gimple_vop): New function.
14126 (op_iter_next_use): Remove vuses and mayuses cases.
14127 (op_iter_next_def): Remove vdefs case.
14128 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14129 (clear_and_done_ssa_iter): Do not set removed fields.
14130 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14131 Assert we are not iterating over vuses or vdefs if not also
14132 iterating over uses or defs.
14133 (op_iter_init_use): Likewise.
14134 (op_iter_init_def): Likewise.
14135 (op_iter_next_vdef): Remove.
14136 (op_iter_next_mustdef): Likewise.
14137 (op_iter_init_vdef): Likewise.
14138 (compare_ssa_operands_equal): Likewise.
14139 (link_use_stmts_after): Handle vuse operand.
14140 (is_call_used): Use is_call_clobbered.
14141 (is_call_clobbered): Global variables are always call clobbered,
14142 query the call-clobbers bitmap.
14143 (mark_call_clobbered): Ignore global variables.
14144 (clear_call_clobbered): Likewise.
14145 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14146 virtual operands sanity check.
14147 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14149 (TARGET_MEM_REF): Remove TMR_TAG operand.
14150 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14151 Remove call-clobber related code.
14152 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14153 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14154 partitions or escape reason.
14155 (get_single_def_stmt, get_single_def_stmt_from_phi,
14156 get_single_def_stmt_with_phi): Remove.
14157 (dump_referenced_vars): Tidy.
14158 (get_ref_base_and_extent): Allow bare decls.
14159 (collect_dfa_stats): Adjust.
14160 * graphite.c (rename_variables_in_stmt): Adjust.
14161 (graphite_copy_stmts_from_block): Likewise.
14162 (translate_clast): Likewise.
14163 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14165 (translate_vuse_through_block): Use the oracle.
14166 (phi_translate_1): Adjust.
14167 (value_dies_in_block_x): Use the oracle. Cache the outcome
14169 (valid_in_sets): Check if the VUSE for
14170 a REFERENCE is available.
14171 (eliminate): Do not remove stmts during elimination,
14172 instead queue and remove them afterwards.
14173 (do_pre): Do not rebuild alias info.
14174 (pass_pre): Run TODO_rebuild_alias before PRE.
14175 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14176 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14177 (mark_all_v_defs_stmt): Remove.
14178 (mark_all_v_defs_seq): Adjust.
14179 (sra_replace): Likewise.
14180 (scalarize_use): Likewise.
14181 (scalarize_copy): Likewise.
14182 (scalarize_init): Likewise.
14183 (scalarize_ldst): Likewise.
14184 (todoflags): Remove.
14185 (tree_sra): Do not rebuild alias info.
14186 (tree_sra_early): Adjust.
14187 (pass_sra): Run TODO_update_address_taken before SRA.
14188 * tree-predcom.c (set_alias_info): Remove.
14189 (prepare_initializers_chain): Do not call it.
14190 (mark_virtual_ops_for_renaming): Adjust.
14191 (mark_virtual_ops_for_renaming_list): Remove.
14192 (initialize_root_vars): Adjust.
14193 (initialize_root_vars_lm): Likewise.
14194 (prepare_initializers_chain): Likewise.
14195 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14196 (may_propagate_copy_into_stmt): Likewise.
14197 (merge_alias_info): Do nothing for now.
14198 (propagate_tree_value_into_stmt): Adjust.
14199 (stmt_may_generate_copy): Likewise.
14200 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14201 not mark symbols for renaming.
14202 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14203 with the same statement, make sure to update the new pointed-to one.
14204 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14205 call statements, do not mark symbols for renaming.
14206 (mark_operand_necessary): Dump something.
14207 (ref_may_be_aliased): New function.
14208 (mark_aliased_reaching_defs_necessary_1): New helper function.
14209 (mark_aliased_reaching_defs_necessary): Likewise.
14210 (mark_all_reaching_defs_necessary_1): Likewise.
14211 (mark_all_reaching_defs_necessary): Likewise.
14212 (propagate_necessity): Do not process virtual PHIs. For
14213 non-aliased loads mark all reaching definitions as necessary.
14214 For aliased loads and stores mark the immediate dominating
14215 aliased clobbers as necessary.
14216 (visited): New global static.
14217 (perform_tree_ssa_dce): Free visited bitmap after propagating
14219 (remove_dead_phis): Perform simple dead virtual PHI removal.
14220 (remove_dead_stmt): Properly unlink virtual operands when
14222 (eliminate_unnecessary_stmts): Schedule PHI removal after
14224 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14225 (process_replaceable): Likewise.
14226 (find_replaceable_in_bb): Likewise.
14227 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14228 based on the single gimple vop.
14229 (verify_flow_insensitive_alias_info): Remove.
14230 (verify_flow_sensitive_alias_info): Likewise.
14231 (verify_call_clobbering): Likewise.
14232 (verify_memory_partitions): Likewise.
14233 (verify_alias_info): Likewise.
14234 (verify_ssa): Adjust..
14235 (execute_update_addresses_taken): Export. Update SSA
14236 manually. Optimize only when optimizing. Use a local bitmap.
14237 (pass_update_address_taken): Remove TODO_update_ssa, add
14239 (pass_update_address_taken): Just use TODO_update_address_taken.
14240 (init_tree_ssa): Do not initialize addressable_vars.
14241 (verify_ssa): Verify new VUSE / VDEF properties.
14242 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14243 Do not call verify_alias_info.
14244 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14245 Do not free the loaded and stored syms bitmaps. Reset the escaped
14246 and callused solutions. Do not free addressable_vars.
14247 Remove memory-tag related code.
14248 (warn_uninitialized_var): Aliases are always available.
14249 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14250 * lambda-code.c (can_put_in_inner_loop): Adjust.
14251 (can_put_after_inner_loop): Likewise.
14252 (perfect_nestify): Likewise.
14253 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14254 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14255 (vectorizable_conversion): Do not mark symbols for renaming.
14256 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14257 (expand_call_inline): Unlink the calls virtual operands before
14259 (tree_function_versioning): Do not call update_ssa if we are not
14260 updating clones. Simplify.
14261 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14262 (propagate_with_phi): Likewise..
14263 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14264 clobber code. Assert we are not aliased or global.
14265 * tree-flow.h: Include tree-ssa-alias.h
14266 (enum escape_type): Remove.
14267 (struct mem_sym_stats_d): Likewise.
14268 (struct mem_ref_stats_d): Likewise.
14269 (struct gimple_df): Add vop member. Remove global_var,
14270 call_clobbered_vars, call_used_vars, addressable_vars,
14271 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14272 escaped and callused members.
14273 (struct ptr_info_def): Remove all members, add points-to solution
14275 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14276 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14277 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14278 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14279 (tree-ssa-alias.o): Likewise.
14280 (toplev.o): Add tree-ssa-alias.h
14281 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14282 * gimple.c (gimple_set_bb): Fix off-by-one error.
14283 (is_gimple_reg): Do not handle memory tags.
14284 (gimple_copy): Also copy virtual operands.
14285 Delay updating the statement. Do not reset loaded and stored syms.
14286 (gimple_set_stored_syms): Remove.
14287 (gimple_set_loaded_syms): Likewise.
14288 (gimple_call_copy_skip_args): Copy the virtual operands
14289 and mark the new statement modified.
14290 * tree-ssa-structalias.c (may_alias_p): Remove.
14291 (set_uids_in_ptset): Take the alias set to prune with as
14292 parameter. Fold in the alias test of may_alias_p.
14293 (compute_points_to_sets): Compute whether a ptr is dereferenced
14294 in a local sbitmap.
14295 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14296 other ADDRESSOF constraints on the lhs.
14297 (get_constraint_for_component_ref): Assert that we don't get
14298 ADDRESSOF constraints from the base of the reference.
14299 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14300 (struct variable_info): Remove collapsed_to member.
14301 (get_varinfo_fc): Remove.
14302 (new_var_info): Do not set collapsed_to.
14303 (dump_constraint): Do not follow cycles.
14304 (dump_constraint_graph): Likewise.
14305 (build_pred_graph): Likewise.
14306 (build_succ_graph): Likewise.
14307 (rewrite_constraints): Likewise.
14308 (do_simple_structure_copy): Remove.
14309 (do_rhs_deref_structure_copy): Remove.
14310 (do_lhs_deref_structure_copy): Remove.
14311 (collapse_rest_of_var): Remove.
14312 (do_structure_copy): Re-implement.
14313 (pta_stats): New global variable.
14314 (dump_pta_stats): New function.
14315 (struct constraint_expr): Make offset signed.
14316 (UNKNOWN_OFFSET): Define special value.
14317 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14318 (solution_set_expand): New helper function split out from ...
14319 (do_sd_constraint): ... here.
14320 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14321 (do_ds_constraint): Likewise.
14322 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14323 and CALLUSED = *CALLUSED.
14324 (set_union_with_increment): Make inc argument signed.
14325 (type_safe): Remove.
14326 (get_constraint_for_ptr_offset): Handle unknown and negative
14328 (first_vi_for_offset): Handle offsets before start. Bail
14329 out early for offsets beyond the variable extent.
14330 (first_or_preceding_vi_for_offset): New function.
14331 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14332 Together with ESCAPED = *ESCAPED this properly computes reachability.
14333 (find_what_var_points_to): New function.
14334 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14335 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14336 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14337 pt_solutions_intersect): New functions.
14338 (compute_call_used_vars): Remove.
14339 (compute_may_aliases): New main entry into PTA computation.
14340 * gimple.h (gimple_p): New typedef.
14341 (struct gimple_statement_base): Remove references_memory_p.
14342 (struct gimple_statement_with_memory_ops_base): Remove
14343 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14345 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14346 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14347 gimple_set_references_memory): Remove.
14348 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14349 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14351 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14352 (verify_expr): Allow RESULT_DECL.
14353 (gimple_duplicate_bb): Do not copy virtual operands.
14354 (gimple_duplicate_sese_region): Adjust.
14355 (gimple_duplicate_sese_tail): Likewise.
14356 (mark_virtual_ops_in_region): Remove.
14357 (move_sese_region_to_fn): Do not call it.
14358 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14359 and pass_simple_dse.
14360 (execute_function_todo): Handle TODO_update_address_taken,
14361 call execute_update_addresses_taken for TODO_rebuild_alias.
14362 (execute_todo): Adjust.
14363 (execute_one_pass): Init dump files early.
14364 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14366 (create_general_new_stmt): Clear vops.
14367 * tree-ssa-reassoc.c (get_rank): Adjust.
14368 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14369 symbols for renaming.
14370 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14371 (PARAM_AVG_ALIASED_VOPS): Likewise.
14372 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14373 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14374 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14375 (operand_build_cmp, copy_virtual_operands,
14376 create_ssa_artificial_load_stmt, add_to_addressable_set,
14377 gimple_add_to_addresses_taken): Remove public functions.
14378 (unlink_stmt_vdef): New function.
14380 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14382 * config.gcc (powerpc-*-linux*): Merge variants.
14384 2009-04-02 Chao-ying Fu <fu@mips.com>
14385 James Grosbach <james.grosbach@microchip.com>
14387 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14388 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14390 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14391 keep_interrupts_masked_p, use_debug_exception_return_p.
14392 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14393 keep_interrupts_masked, use_debug_exception_return.
14394 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14395 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14397 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14398 (mips_print_operand): Process COP0 registers to print $0 .. $31
14399 correctly for GAS to process.
14400 (mips_interrupt_extra_call_saved_reg_p): New function.
14401 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14403 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14404 (mips_compute_frame_info): Add supports for interrupt context that
14405 includes doubleword accumulators and COP0 registers.
14406 (mips_for_each_saved_acc): New function.
14407 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14408 mips_for_each_saved_reg.
14409 (mips_save_reg): Save accumulators.
14410 (mips_kernel_reg_p): A new for_each_rtx callback.
14411 (mips_expand_prologue): Support interrupt handlers.
14412 (mips_restore_reg): Restore accumulators.
14413 (mips_expand_epilogue): Support interrupt handlers.
14414 (mips_can_use_return_insn): Return false for interrupt handlers.
14415 (mips_epilogue_uses): New function.
14416 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14417 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14418 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14419 cop0_move): New instructions.
14420 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14421 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14423 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14425 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14426 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14427 interrupt handlers, we use K0 as the temporary register.
14428 (EPILOGUE_USES): Change to a function call.
14429 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14430 handlers, we use K0 as the temporary register.
14432 * doc/extend.texi (Function Attributes): Document interrupt,
14433 use_shadow_register_set, keep_interrupts_masked,
14434 use_debug_exception_return for MIPS attributes.
14436 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14438 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14439 Remove a number of t-files from tmake_file.
14440 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14441 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14442 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14443 target_prototype, not TARGET_PROTOTYPE.
14444 (LINK_OS_GNU_SPEC): Define.
14445 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14446 and darwin-ldoubdle.c.
14448 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14451 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14452 (cpp_options): Ditto.
14453 (default_compilers): Ditto.
14454 (display_help): Ditto.
14455 (process_command): Ditto.
14456 (do_spec_1): Ditto.
14457 (set_input): Use lbasename instead of duplicate code.
14458 (save_temps_prefix): New static for -save-temps=obj.
14459 (save_temps_length): Ditto.
14461 * doc/invoke.texi (-save-temps=obj): Document new variant to
14462 -save-temps switch.
14464 2009-04-02 Jeff Law <law@redhat.com>
14466 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14469 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14471 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14472 * configure: Regenerated.
14474 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14476 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14477 share the argument list.
14479 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14483 2009-02-12 Diego Novillo <dnovillo@google.com>
14485 * varpool.c (debug_varpool): New.
14486 * cgraph.h (debug_varpool): Declare.
14488 2009-04-02 Jan Hubicka <jh@suse.cz>
14490 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14493 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14495 * config/i386/i386.c (ix86_abi): Move initialization to ...
14496 (override_options): Here.
14498 2009-04-02 Christian Bruel <christian.bruel@st.com>
14500 * config/sh/sh.c (sh_dwarf_register_span): New function.
14501 (TARGET_DWARF_REGISTER_SPAN): Define.
14502 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14504 2009-04-02 Ira Rosen <irar@il.ibm.com>
14506 PR tree-optimization/39595
14507 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14508 interleaved loads group is not greater than the SLP group size.
14510 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14512 * builtins.c (is_builtin_name): New.
14513 (called_as_built_in): Use is_builtin_name.
14514 * tree.h (is_builtin_name): New.
14515 * varasm.c (incorporeal_function_p): Use is_builtin_name
14517 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14519 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14521 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14524 * c-decl.c (clone_underlying_type): Move this ...
14525 * c-common.c (set_underlying_type): ... here.
14526 Also, make sure the function properly sets TYPE_STUB_DECL() on
14527 the newly created typedef variant type.
14528 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14529 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14532 2009-04-02 Richard Guenther <rguenther@suse.de>
14534 PR tree-optimization/37221
14535 * tree-flow.h (degenerate_phi_result): Declare.
14536 * tree-ssa-dom.c (degenerate_phi_result): Export.
14537 * tree-scalar-evolution.c (analyze_initial_condition): If
14538 the initial condition is defined by a degenerate PHI node
14539 use the degenerate value.
14541 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14543 PR rtl-optimization/39588
14544 * combine.c (merge_outer_ops): Do not set the constant when this
14546 (simplify_shift_const_1): Do not modify it either in this case.
14548 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14550 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14551 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14553 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14556 * c-lex.c (interpret_float): Default (no suffix) is double.
14558 2009-04-1 Xinliang David Li <davidxl@google.com>
14560 * config/i386/i386.c (legitimate_constant_p): Recognize
14561 all one vector constant.
14563 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14565 * config/vax/vax.c: Add #includes to silence warnings.
14566 Change #include order to silence two warnings.
14568 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14570 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14571 (ASM_SPEC): Pass -k to the assembler for PIC code.
14573 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14575 * config.gcc: Add vax-*-linux* to the switch.
14576 * config/vax/linux.h: New file. (TARGET_VERSION,
14577 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14579 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14581 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14582 Use predicate macros instead of GET_CODE() == foo.
14583 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14584 ashlsi3, rotrsi3, <unnamed>): Likewise.
14586 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14588 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14589 jbbccihi, jbbccisi): Remova trailing whitespace.
14590 * config/vax/constraints.md: Likewise.
14591 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14592 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14593 * config/vax/predicates.md: Likewise.
14594 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14595 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14596 * config/vax/vax.h: Likewise.
14597 * config/vax/vax.md (nonlocal_goto): Likewise.
14599 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14601 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14602 (indirectable_address_p, adjacent_operands_p): Add spaces around
14604 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14606 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14608 * config/vax/vax.c (legitimate_constant_address_p,
14609 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14610 index_term_p, reg_plus_index_p, legitimate_address_p,
14611 vax_mode_dependent_address_p): Update comments to match functions
14612 modified by the recent int->bool conversion.
14614 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14616 * config/vax/builtins.md: Update copyright message.
14617 * config/vax/constraints.md: Likewise.
14618 * config/vax/netbsd-elf.h: Likewise.
14619 * config/vax/predicates.md: Likewise.
14620 * config/vax/vax-protos.h: Likewise.
14621 * config/vax/vax.c: Likewise.
14622 * config/vax/vax.h: Likewise.
14623 * config/vax/vax.md: Likewise.
14624 * config/vax/vax.opt: Likewise.
14626 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14628 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14629 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14630 * config/vax/constraints.md (B, R): Likewise.
14631 * config/vax/predicates.md (external_memory_operand,
14632 nonimmediate_addsub_di_operand): Likewise.
14633 * config/vax/vax.c (vax_output_int_add): Likewise.
14634 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14635 untyped_call): Likewise.
14637 2009-04-01 Matt Thomas <matt@3am-software.com>
14639 * config/vax/predicates.md: New file.
14640 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14641 external_const_operand, nonsymbolic_operand, external_memory_operand,
14642 indirect_memory_operand, indexed_memory_operand,
14643 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14644 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14646 * config/vax/constraints.md: New file.
14647 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14649 * config/vax/builtins.md: New file.
14650 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14651 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14653 * config/vax/vax.opt (mqmath): Add option.
14654 * config/vax/vax.md (isfx): Extend with DI.
14655 (VAXintQH, VAXintQHSD): Define.
14656 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14657 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14658 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14659 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14660 (movdi): Update constraints and use vax_output_int_move().
14661 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14662 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14663 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14664 nonlocal_goto): New.
14665 (mov<mode>): Extend accepted operand types.
14666 (subdi3_old): Rename from subdi3, change update constraints and use
14667 a new implementation.
14668 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14669 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14670 MOVE_RATIO, CLEAR_RATIO): Define.
14671 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14672 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14673 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14674 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14675 (split_quadword_operands): Make static and really allow variable
14677 (print_operand_address): Update for PIC generation.
14678 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14679 indexable_address_p, fixup_mathdi_operand,
14680 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14681 (vax_float_literal, legitimate_constant_p,
14682 indirectable_constant_address_p, index_term_p,
14683 reg_plus_index_p): Return bool instead of int.
14684 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14686 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14688 (vax_output_conditional_branch): Indent.
14689 (legitimate_constant_address_p, indirectable_constant_address_p,
14690 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14691 vax_mode_dependent_address_p): Return bool instead of int, update for
14693 * config/vax/vax-protos.h (legitimate_constant_address_p,
14694 legitimate_constant_p, legitimate_address_p,
14695 vax_mode_dependent_address_p): Change declaration to bool.
14696 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14697 vax_expand_addsub_di_operands, vax_output_int_subtract,
14698 vax_output_movmemsi): Declare.
14699 (split_quadword_operands, vax_float_literal): Delete declaration.
14700 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14701 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14702 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14703 ASM_OUTPUT_DWARF_PCREL): Define.
14704 (ASM_SPEC): Change definition to allow PIC generation.
14706 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14708 * doc/sourcebuild.texi: Update front-end requirements.
14710 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14713 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14714 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14715 (booldi3_internal3): Use boolean_or_operator instead of
14718 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14721 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14722 declarator whose size is not an integer constant expression but
14723 folds to an integer constant, then treat it as a constant
14726 2009-04-01 Richard Guenther <rguenther@suse.de>
14728 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14729 i * 4 + 2 to (i * 2 + 1) * 2.
14731 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14734 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14735 return if c_parser_asm_string_literal returned NULL.
14737 2009-04-01 Nick Clifton <nickc@redhat.com>
14739 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14741 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14742 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14743 other typedefs to avoid conflicts with libgcc2.c. Define labels
14744 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14746 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14747 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14750 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14752 * varasm.c (default_function_rodata_section): Declare DOT as
14755 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14756 Andrey Galkin <agalkin@hypercom.com>
14759 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14760 Make object_name unique for each process.
14762 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14765 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14766 addressable variables in the parallel that could go out of scope while
14767 running queued tasks.
14769 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14771 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14772 (CASE_VALUES_THRESHOLD): Redefine.
14773 * config/avr/avr.c (avr_override_options): Remove initialization of
14774 avr_case_values_threshold variable.
14775 (avr_case_values_threshold): Remove variable. Add new function.
14776 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14777 * config/avr/avr.opt (mno-tablejump): Remove option.
14778 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14780 2009-04-01 DJ Delorie <dj@redhat.com>
14782 * varasm.c (default_function_rodata_section): Don't assume
14783 anything about where the first '.' in the section name is.
14785 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14787 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14788 rs6000_emit_stack_tie.
14790 2009-03-31 Ian Lance Taylor <iant@google.com>
14792 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14793 gimple_code with GIMPLE_RESX, not RESX.
14795 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14797 * c-common.c (c_get_ident): New.
14798 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14800 2009-04-01 Ben Elliston <bje@au.ibm.com>
14802 * config/rs6000/sysv4.opt (msdata): Improve option description.
14804 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14806 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14807 (divdf3_internal_lat): Remove.
14808 (divxf3_internal_lat): Remove.
14809 (divxf3_internal_thr): Remove.
14810 (divxf): Use divxf3_internal.
14811 * config/ia64/div.md (divsf3_internal_lat): New.
14812 (divdf3_internal_lat): New.
14813 (divxf3_internal): New.
14815 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14818 * Makefile.in (USE_GCC_STDINT): Define.
14819 (stmp-int-hdrs): Install stdint.h if applicable.
14820 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14822 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14823 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14824 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14825 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14826 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14827 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14828 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14829 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14830 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14831 (c_common_nodes_and_builtins): Initialize
14832 underlying_wchar_type_node. Do not initialize
14833 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14834 nodes for new types.
14835 (c_stddef_cpp_builtins): Define macros for new types.
14836 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14838 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14839 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14840 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14841 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14842 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14843 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14844 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14845 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14846 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14847 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14848 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14849 int16_type_node, int32_type_node, int64_type_node,
14850 uint8_type_node, uint16_type_node, c_uint32_type_node,
14851 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14852 int_least32_type_node, int_least64_type_node,
14853 uint_least8_type_node, uint_least16_type_node,
14854 uint_least32_type_node, uint_least64_type_node,
14855 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14856 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14857 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14858 uintptr_type_node): Define.
14859 * c-cppbuiltin.c (builtin_define_constants,
14860 builtin_define_type_minmax): New.
14861 (builtin_define_stdint_macros): Define more macros.
14862 (c_cpp_builtins): Define more limit macros.
14863 (type_suffix): New.
14864 (builtin_define_type_max): Define in terms of
14865 builtin_define_type_minmax. Remove is_long parameter. All
14867 * config.gcc (use_gcc_stdint): Define.
14868 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14869 Add newlib-stdint.h for generic targets.
14870 * config/glibc-stdint.h, config/newlib-stdint.h,
14871 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14872 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14873 * config/score/score.h (UINTPTR_TYPE): Define.
14874 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14875 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14876 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14877 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14878 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14879 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14880 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14881 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14882 * config/spu/spu.h (STDINT_LONG32): Define.
14883 * configure.ac (use_gcc_stdint): Substitute.
14884 * configure: Regenerate.
14885 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14886 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14887 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14888 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14889 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14890 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14891 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14892 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14893 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14894 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14895 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14896 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14897 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14898 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14899 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14900 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14901 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14902 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14903 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14904 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14905 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14906 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14907 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14908 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14909 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14910 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14911 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14912 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14913 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14915 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14917 * loop-iv.c (suitable_set_for_replacement): Renamed from
14918 simplify_using_assignment; changed to return bool and to accept new
14919 args DEST and SRC. Return true iff we find a source/destination pair
14920 that can be used to make a replacement, and fill SRC and DEST if so.
14921 Remove arg ALTERED. Don't deal with altered regs here. All callers
14923 (simplify_using_initial_values): Deal with altered regs here and track
14924 more precisely the effect they have on the validity of our expression.
14926 * loop-iv.c (simplify_using_condition): A condition of the form
14927 (EQ REG CONST) can be used to simply make a substitution.
14928 (simplify_using_initial_values): Keep track of conditions we have seen
14929 and keep using them to simplify new expressions, while applying the
14930 same substitutions to them as to the expression.
14932 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14933 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14936 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14937 changed. Use this when trying to improve the upper bound.
14938 Generate the comparison by using simplify_gen_relational.
14940 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14942 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14944 (simplify_using_assignment, simplify_using_initial_values): Call
14945 replace_in_expr to make replacements. Call replace_single_def_regs
14946 once on the initial version of the expression.
14948 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14951 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14953 2009-03-31 Richard Guenther <rguenther@suse.de>
14955 PR middle-end/31029
14956 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14957 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14959 2009-03-31 Richard Guenther <rguenther@suse.de>
14961 * tree.h (div_if_zero_remainder): Declare.
14962 * fold-const.c (div_if_zero_remainder): Export.
14963 * tree-ssa-forwprop.c
14964 (forward_propagate_addr_into_variable_array_index): Handle
14965 constant array index addition outside of the variable index.
14967 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14970 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14971 define_splits, floatunssi<mode>2): Require x87 conversions from
14972 DImode to be permitted.
14974 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14976 PR preprocessor/15638
14977 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14979 2009-03-31 Richard Guenther <rguenther@suse.de>
14981 PR middle-end/23401
14982 PR middle-end/27810
14983 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14984 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14985 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14986 a separate statement.
14987 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14988 (lookup_tmp_var): Likewise.
14989 (is_gimple_formal_tmp_or_call_rhs): Remove.
14990 (is_gimple_reg_or_call_rhs): Rename to ...
14991 (is_gimple_reg_rhs_or_call): ... this.
14992 (is_gimple_mem_or_call_rhs): Rename to ...
14993 (is_gimple_mem_rhs_or_call): ... this.
14994 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14995 DECL_GIMPLE_REG_P only if is_formal is true.
14996 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14997 for non-proper post-modify expression gimplification.
14998 (gimplify_self_mod_expr): For post-modify expressions gimplify
14999 the lvalue to a minimal lvalue.
15000 (rhs_predicate_for): Remove formal temp case.
15001 (gimplify_modify_expr_rhs): Likewise.
15002 (gimplify_addr_expr): Use is_gimple_reg.
15003 (gimplify_expr): Remove formal temp cases.
15004 (gimple_regimplify_operands): Likewise.
15005 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15006 and FILTER_EXPR like constants.
15007 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15009 (is_gimple_formal_tmp_rhs): Remove.
15010 (is_gimple_reg_rhs): Remove special casing.
15011 (is_gimple_mem_rhs): Fix.
15012 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15013 (is_gimple_formal_tmp_var): Remove.
15014 (is_gimple_formal_tmp_reg): Likewise.
15015 (is_gimple_min_lval): Allow invariant component ref parts.
15016 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15017 is_gimple_formal_tmp_reg): Remove declarations.
15018 * tree-cfg.c (verify_expr): Verify that variables with address
15019 taken do not have DECL_GIMPLE_REG_P set.
15020 * tree-mudflap.c (mf_build_check_statement_for): Use
15021 force_gimple_operand instead of gimplify_expr.
15023 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15025 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15026 schedulable rows to compute_split_row.
15028 2009-03-31 Ben Elliston <bje@au.ibm.com>
15031 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15034 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15036 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15037 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15038 * configure: Regenerate.
15039 * config.in: Regenerate.
15040 * config/rs6000/rs6000.opt (mtls-markers): Add.
15041 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15042 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15043 (tls_ld_aix, tls_ld_sysv): Likewise.
15044 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15045 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15047 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15049 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15051 2009-03-30 Jan Hubicka <jh@suse.cz>
15053 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15055 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15056 detection and label handling.
15058 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15060 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15061 left_conflicts_size.
15062 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15063 ALLOCNO_LEFT_CONFLICTS_SIZE.
15065 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15066 remove_allocno_from_bucket_and_push,
15067 allocno_spill_priority_compare, push_allocnos_to_stack,
15068 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15069 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15070 (setup_allocno_left_conflicts_num): Ditto. Rename to
15071 setup_allocno_left_conflicts_size.
15072 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15073 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15074 setup_allocno_left_conflicts_size instead of
15075 setup_allocno_left_conflicts_num.
15077 * ira-build.c (ira_create_allocno): Use
15078 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15079 ALLOCNO_LEFT_CONFLICTS_NUM.
15081 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15083 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15084 instead of DF_LR_OUT.
15086 * ira-lives.c (process_bb_node_lives): Ditto.
15088 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15089 instead of DF_LR_{OUT,IN}.
15091 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15093 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15095 2009-03-30 Jan Hubicka <jh@suse.cz>
15097 * except.c (label_to_region_map): Fix thinko.
15099 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15101 PR middle-end/38237
15102 * tree.h (tree_find_value): New declaration.
15103 * tree.c (tree_find_value): New function.
15104 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15106 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15109 * c-decl.c (struct c_binding): Add locus field.
15110 (bind): Add locus argument, set locus field from it.
15111 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15112 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15113 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15114 implicitly_declare, undeclared_variable, lookup_label,
15115 declare_label, c_make_fname_decl, c_builtin_function,
15116 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15119 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15122 * config/i386/i386.c (classify_argument): Check total size of
15125 2009-03-30 Martin Jambor <mjambor@suse.cz>
15127 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15128 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15129 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15132 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15133 seen_variable_array_ref while also traversing a union.
15135 * tree-inline.c (optimize_inline_calls): Do not call
15136 cgraph_node_remove_callees.
15137 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15138 (pass_remove_cgraph_callee_edges): New variable.
15139 * passes.c (init_optimization_passes): Add
15140 pass_remove_cgraph_callee_edges after early inlining and before all
15141 late intraprocedural passes.
15143 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15145 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15147 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15148 Fix typos in names.
15150 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15152 * combine.c (simplify_comparison): Use have_insn_for.
15153 * dojump.c (do_jump): Likewise.
15155 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15157 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15158 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15159 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15160 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15161 instead of sparc_compare_emitted.
15162 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15163 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15164 instead of sparc_compare_emitted.
15166 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15168 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15169 enter/exit cfglayout mode.
15170 (pass_partition_block): Require it.
15171 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15172 (combine_instructions): Track basic blocks instead of labels.
15173 (update_cfg_for_uncondjump): New.
15174 (try_combine): Use it. Update jumps after rescanning.
15175 (pass_combine): Require PROP_cfglayout.
15176 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15178 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15180 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15181 Provide/destroy PROP_cfglayout respectively.
15182 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15183 * tree-pass.h (PROP_cfglayout): New.
15185 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15187 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15188 fold_convert_const_fixed_from_fixed,
15189 fold_convert_const_fixed_from_int,
15190 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15191 set TREE_CONSTANT_OVERFLOW.
15192 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15193 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15195 2009-03-30 Ira Rosen <irar@il.ibm.com>
15197 * tree-vect-loop-manip.c: New file.
15198 * tree-vectorizer.c: Update documentation and included files.
15199 (vect_loop_location): Make extern.
15200 (rename_use_op): Move to tree-vect-loop-manip.c
15201 (rename_variables_in_bb, rename_variables_in_loop,
15202 slpeel_update_phis_for_duplicate_loop,
15203 slpeel_update_phi_nodes_for_guard1,
15204 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15205 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15206 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15207 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15208 find_loop_location): Likewise.
15209 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15210 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15211 get_vectype_for_scalar_type, vect_is_simple_use,
15212 supportable_widening_operation, supportable_narrowing_operation):
15214 (bb_in_loop_p): Move to tree-vect-loop.c.
15215 (new_loop_vec_info, destroy_loop_vec_info,
15216 reduction_code_for_scalar_code, report_vect_op,
15217 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15218 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15219 (vect_supportable_dr_alignment): Likewise.
15220 * tree-vectorizer.h (tree-data-ref.h): Include.
15221 (vect_loop_location): Declare.
15222 Reorganize function declarations according to the new file structure.
15223 * tree-vect-loop.c: New file.
15224 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15225 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15226 * tree-vect-data-refs.c: New file.
15227 * tree-vect-patterns.c (timevar.h): Don't include.
15228 * tree-vect-stmts.c: New file.
15229 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15230 tree-vect-slp.c, tree-vect-loop.c.
15231 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15232 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15233 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15234 (tree-vect-analyze.o): Remove.
15235 (tree-vect-transform.o): Likewise.
15236 (tree-vect-data-refs.o): Add rule.
15237 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15238 tree-vect-slp.o): Likewise.
15239 (tree-vect-patterns.o): Remove redundant dependencies.
15240 (tree-vectorizer.o): Likewise.
15241 * tree-vect-slp.c: New file.
15243 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15245 * optc-gen.awk: Warn if an option flag has multiple different
15248 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15250 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15251 -floop-block): Document dependences on PPL, CLooG and Graphite.
15253 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15255 PR rtl-optimization/323
15256 * c-common.c (c_fully_fold, convert_and_check,
15257 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15258 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15259 * c-common.def (EXCESS_PRECISION_EXPR): New.
15260 * c-cppbuiltin.c (builtin_define_float_constants): Define
15261 constants with enough digits for long double.
15262 * c-lex.c (interpret_float): Interpret constant with excess
15263 precision where appropriate.
15264 * c-opts.c (c_common_post_options): Set
15265 flag_excess_precision_cmdline. Give an error for
15266 -fexcess-precision=standard for C++ for processors where the
15267 option is significant.
15268 * c-parser.c (c_parser_conditional_expression): Handle excess
15269 precision in condition.
15270 * c-typeck.c (convert_arguments): Handle arguments with excess
15272 (build_unary_op): Move excess precision outside operation.
15273 (build_conditional_expr): Likewise.
15274 (build_compound_expr): Likewise.
15275 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15276 (build_modify_expr): Handle excess precision in RHS.
15277 (convert_for_assignment): Handle excess precision in converted
15279 (digest_init, output_init_element, process_init_element): Handle
15280 excess precision in initializer.
15281 (c_finish_return): Handle excess precision in return value.
15282 (build_binary_op): Handle excess precision in operands and add
15283 excess precision as needed for operation.
15284 * common.opt (-fexcess-precision=): New option.
15285 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15286 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15287 For standard excess precision, output explicit conversion to and
15288 truncation from XFmode.
15289 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15290 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15291 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15292 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15293 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15294 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15295 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15296 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15297 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15298 define_splits, sqrt<mode>2): Disable where appropriate for
15299 standard excess precision.
15300 * convert.c (convert_to_real): Do not shorten arithmetic to type
15301 for which excess precision would be used.
15302 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15303 * doc/invoke.texi (-fexcess-precision=): Document option.
15304 (-mfpmath=): Correct index entry.
15305 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15306 flag_excess_precision): New.
15307 * langhooks.c (lhd_post_options): Set
15308 flag_excess_precision_cmdline.
15309 * opts.c (common_handle_option): Handle -fexcess-precision=.
15310 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15311 init_excess_precision): New.
15312 (lang_dependent_init_target): Call init_excess_precision.
15313 * tree.c (excess_precision_type): New.
15314 * tree.h (excess_precision_type): Declare.
15316 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15319 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15320 non-lvalue to component.
15322 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15324 PR preprocessor/34695
15325 * Makefile.in (c-opts.o): Depend on c-tree.h.
15326 * c-common.c: Move down include of diagnostic.h.
15327 (done_lexing, c_cpp_error): New.
15328 * c-common.h (done_lexing): Declare.
15329 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15331 * c-opts.c: Include c-tree.h.
15332 (c_common_init_options): Set preprocessor error callback.
15333 (c_common_handle_option): Do not set preprocessor
15334 inhibit_warnings, warnings_are_errors, warn_system_headers,
15335 pedantic_errors or inhibit_warnings flags.
15336 (c_common_post_options): Do not check cpp_errors (parse_in).
15337 (c_common_finish): Do not output dependencies if there were
15338 errors. Do not check return value of cpp_finish.
15339 * c-ppoutput.c (pp_file_change): Set input_location.
15340 * c-tree.h (c_cpp_error): Declare.
15341 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15343 (diagnostic_build_prefix): Check override_column.
15344 * diagnostic.h (diagnostic_info): Add override_column field.
15345 (diagnostic_override_column): Define.
15347 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15349 * c-common.c (c_expand_expr, c_staticp): Remove.
15350 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15351 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15352 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15353 * c-gimplify.c (gimplify_compound_literal_expr,
15354 optimize_compound_literals_in_ctor): Remove.
15355 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15356 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15357 * c-semantics.c (emit_local_var): Remove.
15359 * langhooks-def.h (lhd_expand_expr): Remove.
15360 * langhooks.c (lhd_expand_expr): Remove.
15361 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15363 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15364 handling from c-semantics.c; don't call into langhook.
15365 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15366 * gimplify.c (gimplify_compound_literal_expr,
15367 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15368 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15369 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15370 as was done in c-gimplify.c.
15371 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15372 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15373 Move from c-common.h.
15374 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15376 * tree.c (staticp): Do not call langhook.
15377 * langhooks.c (lhd_staticp): Delete.
15378 * langhooks-def.h (lhd_staticp): Delete prototype.
15379 (LANG_HOOKS_STATICP): Delete.
15380 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15382 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15383 instead of DECL_STMTs.
15385 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15393 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15395 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15396 contained expression.
15397 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15398 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15399 conditional expressions for C.
15400 (decl_constant_value_for_optimization): Move from
15401 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15402 whether optimizing and that the expression is a VAR_DECL not of
15403 array type instead of doing such checks in the caller. Do not
15404 check pedantic. Call gcc_unreachable for C++.
15405 * c-common.def (C_MAYBE_CONST_EXPR): New.
15406 * c-common.h (c_fully_fold, c_save_expr,
15407 decl_constant_value_for_optimization): New prototypes.
15408 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15409 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15410 EXPR_INT_CONST_OPERANDS): Define.
15411 * c-convert.c (convert): Strip nops from expression.
15412 * c-decl.c (groktypename): Take extra parameters expr and
15413 expr_const_operands. Update call to grokdeclarator.
15414 (start_decl): Update call to grokdeclarator. Add statement for
15415 expressions used in type of decl.
15416 (grokparm): Update call to grokdeclarator.
15417 (push_parm_decl): Update call to grokdeclarator.
15418 (build_compound_literal): Add parameter non_const and build a
15419 C_MAYBE_COSNT_EXPR if applicable.
15420 (grokdeclarator): Take extra parameters expr and
15421 expr_const_operands. Track expressions used in declaration
15422 specifiers and declarators. Fold array sizes and track whether
15423 they are constant expressions and whether they are integer
15424 constant expressions.
15425 (parser_xref_tag): Set expr and expr_const_operands fields in
15427 (grokfield): Update call to grokdeclarator.
15428 (start_function): Update call to grokdeclarator.
15429 (build_null_declspecs): Set expr and expr_const_operands fields in
15431 (declspecs_add_type): Handle expressions in typeof specifiers.
15432 * c-parser.c (c_parser_declspecs): Set expr and
15433 expr_const_operands fields for declaration specifiers.
15434 (c_parser_enum_specifier): Likewise.
15435 (c_parser_struct_or_union_specifier): Likewise.
15436 (c_parser_typeof_specifier): Likewise. Update call to
15437 groktypename. Fold expression as needed. Return expressions with
15438 type instead of adding statements.
15439 (c_parser_attributes): Update calls to c_parser_expr_list.
15440 (c_parser_statement_after_labels): Fold expression before passing
15441 to objc_build_throw_stmt.
15442 (c_parser_condition): Fold expression.
15443 (c_parser_asm_operands): Fold expression.
15444 (c_parser_conditional_expression): Use c_save_expr. Update call
15445 to build_conditional_expr.
15446 (c_parser_alignof_expression): Update call to groktypename.
15447 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15448 original_code. Fold expression argument of va_arg. Create
15449 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15450 argument to va_arg. Update calls to groktypename. Fold array
15451 index for offsetof. Verify that first argument to
15452 __builtin_choose_expr has integer type.
15453 (c_parser_postfix_expression_after_paren_type): Update calls to
15454 groktypename and build_compound_literal. Handle expressions with
15455 side effects in type name.
15456 (c_parser_postfix_expression_after_primary): Update call to
15457 c_parser_expr_list. Set original_code for calls to
15458 __builtin_constant_p.
15459 (c_parser_expr_list): Take extra parameter fold_p. Fold
15460 expressions if requested.
15461 (c_parser_objc_type_name): Update call to groktypename.
15462 (c_parser_objc_synchronized_statement): Fold expression.
15463 (c_parser_objc_receiver): Fold expression.
15464 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15465 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15466 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15467 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15468 (struct c_typespec): Add elements expr and expr_const_operands.
15469 (struct c_declspecs): Add elements expr and expr_const_operands.
15470 (groktypename, build_conditional_expr, build_compound_literal):
15472 (in_late_binary_op): Declare.
15473 * c-typeck.c (note_integer_operands): New function.
15474 (in_late_binary_op): New variable.
15475 (decl_constant_value_for_broken_optimization): Move to c-common.c
15476 and rename to decl_constant_value_for_optimization.
15477 (default_function_array_conversion): Do not strip nops.
15478 (default_conversion): Do not call
15479 decl_constant_value_for_broken_optimization.
15480 (build_array_ref): Do not fold result.
15481 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15482 result when operand is a VLA.
15483 (c_expr_sizeof_type): Update call to groktypename. Handle
15484 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15485 result when operand names a VLA type.
15486 (build_function_call): Update call to build_compound_literal.
15487 Only fold result for calls to __builtin_* functions. Strip
15488 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15489 the function designator.
15490 (convert_arguments): Fold arguments. Update call to
15491 convert_for_assignment.
15492 (build_unary_op): Handle increment and decrement of
15493 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15494 decrement earlier. Fold operand of increment and decrement.
15495 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15496 built for integer operand. Wrap returns that are INTEGER_CSTs
15497 without being integer constant expressions or that have integer
15498 constant operands without being INTEGER_CSTs.
15499 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15500 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15501 result is an integer constant expression or can be used in
15502 unevaluated parts of one and avoid folding and wrap as
15503 appropriate. Fold operands before possibly doing -Wsign-compare
15505 (build_compound_expr): Wrap result for C99 if operands can be used
15506 in integer constant expressions.
15507 (build_c_cast): Update call to digest_init. Do not ignore
15508 overflow from casting floating-point constants to integers. Wrap
15509 results that could be confused with integer constant expressions,
15510 null pointer constants or floating-point constants.
15511 (c_cast_expr): Update call to groktypename. Handle expressions
15512 included in type name.
15513 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15514 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15515 Update calls to convert_for_assignment.
15516 (convert_for_assignment): Take new parameter
15517 null_pointer_constant. Do not strip nops or call
15518 decl_constant_value_for_broken_optimization. Set
15519 in_late_binary_op for conversions to boolean.
15520 (store_init_value): Update call to digest_init.
15521 (digest_init): Take new parameter null_pointer_constant. Do not
15522 call decl_constant_value_for_broken_optimization. pedwarn for
15523 initializers not constant expressions. Update calls to
15524 convert_for_assignment.
15525 (constructor_nonconst): New.
15526 (struct constructor_stack): Add nonconst element.
15527 (really_start_incremental_init, push_init_level, pop_init_level):
15528 Handle constructor_nonconst and nonconst element.
15529 (set_init_index): Call constant_expression_warning for array
15531 (output_init_element): Fold value. Set constructor_nonconst as
15532 applicable. pedwarn for initializers not constant expressions.
15533 Update call to digest_init. Call constant_expression_warning
15534 where constant initializers are required.
15535 (process_init_element): Use c_save_expr.
15536 (c_finish_goto_ptr): Fold expression.
15537 (c_finish_return): Fold return value. Update call to
15538 convert_for_assignment.
15539 (c_start_case): Fold switch expression.
15540 (c_process_expr_stmt): Fold expression.
15541 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15542 ensure statement expression is not evaluated in constant expression.
15543 (build_binary_op): Track whether results are integer constant
15544 expressions or may occur in such, disable folding and wrap results
15545 as applicable. Fold operands for -Wsign-compare warnings unless
15547 (c_objc_common_truthvalue_conversion): Handle results folded to
15548 integer constants that are not integer constant expressions.
15549 * doc/extend.texi: Document when typeof operands are evaluated,
15550 that condition of __builtin_choose_expr is an integer constant
15551 expression, and more about use of __builtin_constant_p in
15554 2009-03-29 Richard Guenther <rguenther@suse.de>
15556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15557 propagate addresses of array references.
15559 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15561 * regmove.c (perhaps_ends_bb_p): Remove.
15562 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15563 from INSN and check that the main loop stays within that basic block.
15564 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15565 (regmove_forward_pass): Split out from regmove_optimize. Use
15566 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15567 (regmove_backward_pass): Split out from regmove_optimize. Use
15568 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15569 (regmove_optimize): Simplify.
15571 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15574 * config/i386/i386.c (classify_argument): Ignore flexible array
15575 member in struct and warn ABI change.
15577 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15579 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15581 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15582 (ix86_adjust_cost): Updated.
15584 2009-03-29 Jan Hubicka <jh@suse.cz>
15586 PR middle-end/28850
15587 * tree-pass.h (pass_cleanup_eh): New function.
15588 (remove_unreachable_regions): Break code handling RTL
15589 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15590 that can not be reached by runtime.
15591 (can_be_reached_by_runtime): New function.
15592 (label_to_region_map): New function.
15593 (num_eh_regions): New function.
15594 (rtl_remove_unreachable_regions): New function.
15595 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15596 (remove_eh_region): New function.
15597 * except.h: Include sbitmap and vecprim.
15598 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15599 num_eh_regions): Declare.
15600 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15601 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15602 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15603 (tree_empty_eh_handler_p): New function.
15604 (cleanup_empty_eh): New function.
15605 (cleanup_eh): New function.
15606 (pass_cleanup_eh): New function.
15608 2009-03-29 Jan Hubicka <jh@suse.cz>
15610 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15611 for removed regions.
15613 2009-03-29 Jan Hubicka <jh@suse.cz>
15615 * except.c (dump_eh_tree): Dump all datastructures.
15617 2009-03-29 Jan Hubicka <jh@suse.cz>
15619 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15620 (duplicate_eh_regions_1): Likewise.
15621 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15622 vector; call EH verification.
15623 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15624 Be ready for region being removed.
15626 2009-03-29 Jan Hubicka <jh@suse.cz>
15628 * bitmap.c (bitmap_last_set_bit): New function.
15629 * bitmap.h (bitmap_last_set_bit): Declare.
15631 2009-03-29 David Ayers <ayers@fsfe.org>
15634 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15635 by calling objc_compare_types and surpress warnings about
15636 incompatible C pointers that are compatible ObjC pointers.
15638 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15640 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15641 call initialize_inline_failed.
15642 (initialize_inline_failed): Move it from here ...
15643 * cgraph.c (initialize_inline_failed): ... to here.
15644 (cgraph_create_edge): Call initialize_inline_failed rather than
15645 setting inline_failed directly.
15647 2009-03-29 Ben Elliston <bje@au.ibm.com>
15650 * sysv4.opt (msdata): Improve comment.
15651 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15652 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15654 2009-03-29 Ben Elliston <bje@au.ibm.com>
15657 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15658 load and store attributes.
15660 2009-03-29 Ben Elliston <bje@au.ibm.com>
15662 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15663 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15664 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15665 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15666 __builtin_infq and __builtin_huge_valq.
15668 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15670 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15672 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15673 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15675 2009-03-28 Xinliang David Li <davidxl@google.com>
15677 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15678 (do_dbg_cnt): New function.
15680 2009-03-28 Jan Hubicka <jh@suse.cz>
15682 Merge from pretty-ipa:
15684 2009-03-27 Jan Hubicka <jh@suse.cz>
15686 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15687 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15688 * passes.c (function_called_by_processed_nodes_p): New.
15689 * ipa-pure-const.c (check_call): Fix handling of operands.
15690 (analyze_function): Dump debug output for skipped bodies.
15691 (local_pure_const): Use function_called_by_processed_nodes_p.
15692 * dwarf2out.c (reference_to_unused): Use output.
15693 * passes.c (do_per_function_toporder): Likewise.
15695 2008-11-12 Jan Hubicka <jh@suse.cz>
15697 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15698 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15699 state_set_in_source enum
15700 (check_decl): Ignore memory tags; do not set fake looping flags;
15702 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15703 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15704 (check_call, analyze_function): Rewrite.
15706 (add_new_function): Update call of analyze_function.
15707 (generate_summary): Add call of analyze_function.
15708 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15709 (local_pure_const): New function.
15710 (pass_local_pure_const): New pass.
15711 * ipa-inline.c (inline_transform): Set after_inlining.
15712 * tree-eh.c (stmt_can_throw_external): New.
15713 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15714 work with aliasing built.
15715 * tree-flow.h (stmt_can_throw_external): New.
15716 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15717 and local pure/const pass in early and late optimization queue.
15719 2009-03-28 Martin Jambor <mjambor@suse.cz>
15721 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15723 (fold_binary): Allow function decl aligment consideration is the
15724 second argument is integer constant one.
15725 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15726 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15727 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15729 2009-03-28 Jan Hubicka <jh@suse.cz>
15731 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15732 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15733 * function.h (rtl_data): Add nothrow flag.
15734 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15735 set DECL_NOTHROW for AVAILABLE functions.
15737 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15739 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15740 following vector keyword has expansion starting with pixel or bool
15741 keyword, expand vector to __vector and pixel or bool to __pixel or
15745 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15746 warn_if_disallowed_function_p): Removed.
15747 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15748 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15749 warning_if_disallowed_function_p.
15750 * flags.h (warn_if_disallowed_function_p,
15751 warn_disallowed_functions): Removed.
15752 * common.opt (Wdisallowed-function-list=): Removed.
15753 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15755 2009-03-28 Richard Guenther <rguenther@suse.de>
15757 PR tree-optimization/38723
15758 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15761 2009-03-28 Jan Hubicka <jh@suse.cz>
15763 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15764 test introduced by my previous patch.
15766 2009-03-28 Richard Guenther <rguenther@suse.de>
15768 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15769 the PHIs value undefined.
15771 2009-03-28 Jan Hubicka <jh@suse.cz>
15773 * tree-pass.h (pass_fixup_cfg): New pass.
15774 * ipa-inline.c (inline_transform): Set
15775 always_inline_functions_inlined/after_inlining.
15776 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15777 (pass_fixup_cfg): New pass.
15778 * passes.c (init_optimization_passes): Add fixup_cfg.
15780 2009-03-28 Richard Guenther <rguenther@suse.de>
15782 PR tree-optimization/38458
15783 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15784 argument use the arguments copy-of value.
15786 2009-03-28 Richard Guenther <rguenther@suse.de>
15788 PR tree-optimization/38180
15789 * tree-ssa-ccp.c (get_default_value): Simplify.
15790 (likely_value): Likewise.
15791 (surely_varying_stmt_p): Properly handle VOP case.
15792 (ccp_initialize): Likewise.
15793 (ccp_fold): Handle propagating through *&.
15794 (fold_const_aggregate_ref): Also handle decls.
15796 2009-03-28 Jan Hubicka <jh@suse.cz>
15798 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15799 * cgraph.h (cgraph_node): Likewise.
15800 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15801 (cgraph_reset_node): Use process flag.
15802 (cgraph_mark_functions_to_output): Likewise.
15803 (cgraph_expand_function): Likewise.
15804 (cgraph_expand_all_functions): Likewise.
15805 (cgraph_output_in_order): Likewise.
15806 * dwarf2out.c (reference_to_unused): Likewise.
15807 * passes.c do_per_function_toporder): Likewise.
15809 2009-03-28 Jan Hubicka <jh@suse.cz>
15811 Bring from lto-branch:
15813 2008-09-03 Doug Kwan <dougkwan@google.com>
15815 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15816 enums instead of reason strings.
15817 * cgraph.c (cgraph_create_edge): Same.
15818 (cgraph_inline_failed_string): New function.
15819 * cgraph.h (cgraph_inline_failed_t): New enum type.
15820 (cgraph_inline_failed_string): New prototype.
15821 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15822 char pointer to cgraph_inline_failed_t.
15823 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15824 (cgraph_default_inline_p): Ditto.
15825 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15826 to cgraph_inline_failed_t pointer.
15827 * cif-code.def: New file.
15828 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15830 (cgraph_check_inline_limits): Change type of REASON to pointer to
15831 cgraph_inline_failed_t. Replace reason strings with enums.
15832 (cgraph_default_inline_p): Ditto.
15833 (cgraph_recursive_inlining_p): Ditto.
15834 (update_caller_keys): Change type of FAILED_REASON to
15835 cgraph_inline_failed_t.
15836 (cgraph_set_inline_failed): Change type of REASON to pointer to
15837 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15838 convert enums to strings for text output.
15839 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15840 to be of type cgraph_inline_failed_t. Replace reason strings with
15841 enums. Call cgraph_inline_failed_string to covert enums
15842 to strings for text output.
15843 (cgraph_decide_inlining): Replace reason strings with enums.
15844 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15845 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15847 * tree-inline.c (expand_call_inline): Change type of REASON
15848 to cgraph_inline_failed_t. Replace reason strings with enums.
15849 Call cgraph_inline_failed_string for text output.
15850 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15853 2009-03-28 Jan Hubicka <jh@suse.cz>
15855 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15856 cgraph_clone_node): Remove master clone handling.
15857 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15858 * cgraph.h (master_clone): Remove.
15859 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15860 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15861 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15863 2009-03-28 Jan Hubicka <jh@suse.cz>
15865 * cgraph.c (cgraph_function_body_availability): Functions declared
15866 inline are always safe to assume that it is not going to be replaced.
15868 2009-03-28 Richard Guenther <rguenther@suse.de>
15870 PR tree-optimization/38513
15871 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15872 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15873 EXC_PTR_EXPR and FILTER_EXPR.
15874 (get_ref_from_reference_ops): Likewise.
15876 2009-03-28 Richard Guenther <rguenther@suse.de>
15878 PR tree-optimization/38968
15879 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15880 Use FLOOR_MOD_EXPR to compute misalignment.
15882 2009-03-28 Richard Guenther <rguenther@suse.de>
15884 PR tree-optimization/37795
15885 * tree.h (combine_comparisons): Declare.
15886 * fold-const.c (combine_comparisons): Export.
15887 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15889 (ifcombine_iforif): Use combine_comparisons.
15891 2009-03-28 Jan Hubicka <jh@suse.cz>
15893 * tree-eh.c (inlinable_call_p): New function.
15894 (make_eh_edges): Use it.
15895 (verify_eh_edges): Use it.
15896 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15897 * except.c (reachable_next_level): Add inlinable_function argument
15898 (sjlj_find_directly_reachable_regions): Update.
15899 (add_reachable_handler): Do not set saw_any_handlers.
15900 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15901 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15902 Add new inlinable call parameter.
15903 (can_throw_internal, can_throw_external): Update.
15904 * except.h (can_throw_internal_1, can_throw_external_1,
15905 foreach_reachable_handler): Update declaration.
15907 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15909 * config/arm/t-arm-coff, config/h8300/coff.h,
15910 config/i386/i386-aout.h, config/i386/i386-coff.h,
15911 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15912 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15913 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15914 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15915 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15916 sys-types.h: Remove.
15917 * Makefile.in: Remove protoize and fixproto support and references
15919 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15920 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15922 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15923 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15924 unprotoize$(exeext).
15925 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15926 (.PHONY): Don't depend on proto.
15927 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15928 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15929 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15930 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15931 build/gen-protos.o, build/scan.o, xsys-protos.h,
15932 build/fix-header$(build_exeext), build/fix-header.o,
15933 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15934 stmp-install-fixproto): Remove.
15935 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15936 SYSCALLS.c or fixproto files.
15937 (install-common): Don't install protoize.
15938 (install-headers-tar, install-headers-cpio, install-headers-cp):
15939 Don't depend on $(STMP_FIXPROTO).
15940 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15941 install fixproto files or write out fixproto settings.
15942 (uninstall): Don't uninstall protoize.
15943 * config.gcc (use_fixproto): Remove.
15944 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15945 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15946 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15947 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15948 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15949 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15950 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15951 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15952 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15953 * config/t-vxworks (STMP_FIXPROTO): Remove.
15954 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15955 STMP_FIXPROTO): Remove.
15956 * config.in, configure: Regenerate.
15957 * crtstuff.c (gid_t, uid_t): Don't undefine.
15958 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15959 (arm-*-coff, arm-*-aout: Remove target entries.
15960 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15961 Remove mention of AIX 4.1.
15962 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15963 * doc/invoke.texi (Running Protoize): Remove.
15964 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15965 (Protoize Caveats): Remove.
15966 * tsystem.h: Update comments on headers assumed to exist.
15968 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15970 * genautomata.c: Add a new year to the copyright. Add a new
15972 (struct insn_reserv_decl): Add comments for member bypass_list.
15973 (find_bypass): Remove.
15974 (insert_bypass): New.
15975 (process_decls): Use insert_bypass.
15976 (output_internal_insn_latency_func): Output all bypasses with the
15977 same input insn in one switch case.
15979 * rtl.def (define_bypass): Describe bypass choice.
15980 * doc/md.texi (define_bypass): Ditto.
15982 2009-03-27 Richard Guenther <rguenther@suse.de>
15984 * gimplify.c (mark_addressable): Export.
15985 * tree-flow.h (mark_addressable): Declare.
15986 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15987 * tree-ssa.c (verify_phi_args): Verify that address taken
15988 variables have TREE_ADDRESSABLE set.
15990 2009-03-27 Richard Guenther <rguenther@suse.de>
15992 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15993 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15994 Do not mark decls TREE_ADDRESSABLE.
15995 (build_fold_addr_expr): Adjust.
15996 (fold_addr_expr): Remove.
15997 (fold_unary): Use build_fold_addr_expr.
15998 (fold_comparison): Likewise.
15999 (split_address_to_core_and_offset): Likewise.
16000 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16002 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16003 (gimplify_modify_expr_to_memcpy): Mark source and destination
16005 * omp-low.c (create_omp_child_function): Mark the object decl
16007 (lower_rec_input_clauses): Mark the var we take the address of
16009 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16011 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16013 PR middle-end/39315
16014 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16015 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16017 2009-03-27 Richard Guenther <rguenther@suse.de>
16019 PR tree-optimization/39120
16020 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16022 (handle_lhs_call): Process return constraints. Add escape
16023 constraints if necessary.
16024 (handle_const_call): Fill out return constraints. Make nested
16025 case more precise. Avoid consttmp if possible.
16026 (handle_pure_call): Fill out return constraints. Avoid
16027 callused if possible.
16028 (find_func_aliases): Simplify call handling.
16030 2009-03-27 Richard Guenther <rguenther@suse.de>
16032 PR tree-optimization/39120
16033 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16034 as a representative.
16035 (solve_graph): Do propagate CALLUSED.
16036 (handle_pure_call): Use a scalar constraint from CALLUSED for
16038 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16041 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16044 * c-common.c (handle_aligned_attribute): Properly check alignment
16045 overflow. Use (1U << i) instead of (1 << i).
16047 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16049 * expr.h (get_mem_align_offset): Updated.
16051 * tree.h (tree_decl_common): Change align to "unsigned int" and
16052 move it before pointer_alias_set.
16054 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16055 Jakub Jelinek <jakub@redhat.com>
16058 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16059 gr_register_operand with gr_reg_or_0_operand.
16060 (cmpxchg_rel_di): Likewise.
16061 (sync_lock_test_and_set<mode>): Likewise.
16063 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16065 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16066 (true_regnum): Likewise.
16068 * rtlanal.c (subreg_info): Moved to ...
16069 * rtl.h (subreg_info): Here. New.
16070 (subreg_get_info): New.
16072 * rtlanal.c (subreg_get_info): Make it extern.
16074 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16077 * config/i386/i386.c (ix86_abi): New.
16078 (override_options): Handle -mabi=.
16079 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16080 (ix86_call_abi_override): Likewise.
16081 (init_cumulative_args): Likewise.
16082 (function_arg_advance): Likewise.
16083 (function_arg_64): Likewise.
16084 (function_arg): Likewise.
16085 (ix86_pass_by_reference): Likewise.
16086 (ix86_function_value_regno_p): Likewise.
16087 (ix86_build_builtin_va_list_abi): Likewise.
16088 (setup_incoming_varargs_64): Likewise.
16089 (is_va_list_char_pointer): Likewise.
16090 (ix86_init_machine_status): Likewise.
16091 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16092 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16093 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16094 (ix86_function_abi): Make it static and return enum calling_abi.
16095 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16097 (ix86_fn_abi_va_list): Updated.
16099 * config/i386/i386.h (ix86_abi): New.
16100 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16101 (CONDITIONAL_REGISTER_USAGE): Likewise.
16102 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16103 (machine_function): Likewise.
16105 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16107 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16108 (STACK_BOUNDARY): Likewise.
16109 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16111 * config/i386/i386.opt (mabi=): New.
16113 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16114 return enum calling_abi.
16115 (ix86_function_type_abi): Likewise.
16116 (ix86_function_abi): Removed.
16118 * doc/invoke.texi: Document -mabi= option for x86.
16120 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16122 * builtins.c (real_dconstp): Delete.
16123 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16125 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16126 Jakub Jelinek <jakub@redhat.com>
16129 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16130 (gen_subprogram_die): When a function is explicit, generate the
16131 DW_AT_explicit attribute.
16132 * langhooks.h (struct lang_hooks_for_decls): Add
16133 function_decl_explicit_p langhook.
16134 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16135 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16137 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16139 * builtins.c (fold_builtin_memory_op): Optimize memmove
16140 into memcpy if we can prove source and destination don't overlap.
16142 * tree-inline.c: Include gt-tree-inline.h.
16143 (clone_fn_id_num): New variable.
16144 (clone_function_name): New function.
16145 (tree_function_versioning): Use it.
16146 * Makefile.in (GTFILES): Add tree-inline.c.
16148 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16150 * BASE-VER: Change to 4.5.0.
16152 2009-03-27 Xinliang David Li <davidxl@google.com>
16154 PR tree-optimization/39557
16155 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16157 2009-03-27 Xinliang David Li <davidxl@google.com>
16159 PR tree-optimization/39548
16160 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16163 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16165 * c-common.c (pointer_int_sum): Use %wd on return from
16168 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16170 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16171 on return from tree_low_cst.
16173 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16176 * ginclude/stdarg.h (va_copy): Define also for
16177 __GXX_EXPERIMENTAL_CXX0X__.
16179 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16182 * builtins.h (c_strlen): Do not warn here.
16183 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16184 * c-common.c (pointer_int_sum): Take an explicit location.
16185 Warn about offsets out of bounds.
16186 * c-common.h (pointer_int_sum): Adjust declaration.
16188 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16190 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16193 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16196 * opts.c (warn_if_disallowed_function_p): Don't assume
16197 get_callee_fndecl must return non-NULL.
16199 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16201 PR rtl-optimization/39522
16202 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16203 when reg_reloaded_valid is set.
16205 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16207 * config/spu/divv2df3.c: New file.
16208 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16209 (DPBIT_FUNCS): Filter out _div_df.
16211 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16213 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16214 a jump insn, count that jump in the distance to the loop start.
16216 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16219 * config/sh/sh.c (calc_live_regs): Fix condition for global
16220 registers except PIC_OFFSET_TABLE_REGNUM.
16222 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16225 * doc/invoke.texi (-mconsole): New.
16227 (-mno-cygwin): New.
16229 (-mnop-fun-dllimport): New.
16233 (sub section "i386 and x86-64 Windows Options"): New.
16235 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16237 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16238 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16240 2009-03-25 Richard Guenther <rguenther@suse.de>
16242 PR middle-end/39497
16243 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16246 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16248 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16249 neither of haifa/selective schedulers are working.
16251 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16253 * doc/invoke.texi (Debugging Options): Fix description of
16254 -fno-merge-debug-strings.
16256 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16258 * config/cris/libgcc.ver: New version-script.
16259 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16261 * configure.ac <GAS features, nop mnemonic>: Add pattern
16262 crisv32-*-* for "nop".
16263 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16264 * configure: Regenerate.
16266 2009-03-24 Ira Rosen <irar@il.ibm.com>
16268 PR tree-optimization/39529
16269 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16270 mark_sym_for_renaming for the tag copied to the new vector
16273 2009-03-24 Arthur Loiret <aloiret@debian.org>
16275 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16276 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16277 EXTRA_SPEC_FUNCTIONS.
16278 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16279 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16280 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16281 -march and -mtune options.
16283 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16285 * config/m68k/t-rtems: Add m5329 multilib.
16287 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16288 Jakub Jelinek <jakub@redhat.com>
16291 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16294 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16297 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16298 instead of c_parser_expression_conv, if original_code isn't one of the
16299 4 allowed comparison codes, fail.
16301 2009-03-23 Richard Guenther <rguenther@suse.de>
16303 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16304 * tree.h (struct tree_type): Likewise.
16305 * reload.h (struct insn_chain): Likewise.
16306 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16307 * function.h (struct function): Likewise.
16308 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16310 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16312 PR tree-optimization/39516
16313 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16315 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16317 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16318 should be set true if BITS_PER_WORD of target is bigger than 32
16320 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16322 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16323 Translate -B-options to -rpath-link. Correct existing
16324 rpath-link and conditionalize on !nostdlib.
16326 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16328 * doc/extend.texi (Function Attributes, Variable Attributes):
16330 * doc/invoke.texi (Debugging Options, Optimize Options)
16331 (i386 and x86-64 Options, MCore Options): Likewise.
16333 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16336 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16337 it for block local namespace aliases.
16338 (gen_decl_die): Pass context_die to gen_namespace_die.
16340 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16343 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16344 minimum or maximum value.
16346 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16348 * reginfo.c (globalize_reg): Recompute derived reg sets.
16350 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16353 * libgcc2.c (mprotect): Do not use signed arguments for
16354 VirtualProtect, use DWORD arguments. Also fix the 'may
16355 be used uninitialized' warning for the np variable.
16357 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16360 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16361 functions using regparm calling conventions when not optimizing.
16362 (ix86_function_sseregparm): Similarly for sseregparm calling
16365 2009-03-19 Li Feng <nemokingdom@gmail.com>
16367 PR middle-end/39500
16368 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16369 dependence if the first conflict is after niter iterations.
16371 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16373 PR middle-end/38609
16374 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16375 functions with dynamic stack-pointer adjustments.
16377 2009-03-19 Ben Elliston <bje@au.ibm.com>
16379 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16380 option; change to -msdata=data.
16382 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16384 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16387 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16390 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16392 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16394 * doc/invoke.texi (Code Gen Options): Expand discussion of
16397 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16399 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16400 * matrix-reorg.c (struct matrix_info): Likewise.
16401 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16402 * rtl.h (struct mem_attrs): Likewise.
16403 * df.h (struct df): Likewise.
16404 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16405 * ira-int.h (struct ira_allocno): Likewise.
16406 * df-scan.c (struct df_collection_rec): Likewise.
16407 * ira.c (struct equivalence): Likewise.
16408 * function.c (struct temp_slot): Likewise.
16409 * cfgloop.h (struct loop): Likewise.
16412 * function.c (use_register_for_decl): When not optimizing, disregard
16413 register keyword for variables with types containing methods.
16415 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16417 PR middle-end/39447
16418 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16419 (is_simple_operand): Call contains_component_ref_p before calling data
16420 reference analysis that would fail on COMPONENT_REFs.
16422 * tree-vrp.c (search_for_addr_array): Fix formatting.
16424 2009-03-18 Richard Guenther <rguenther@suse.de>
16426 * tree-vect-transform.c (vect_loop_versioning): Fold the
16427 generated comparisons.
16428 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16429 (slpeel_tree_peel_loop_to_edge): Likewise.
16431 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16433 PR middle-end/37805
16434 * opts.c (print_specific_help): In addition to `undocumented',
16435 accept `separate' and `joined' flags if passed alone. Describe
16436 output by the first matched one of those.
16437 (common_handle_option): Skip over empty strings.
16438 * gcc.c (display_help): Fix help string for `--help='.
16439 * doc/invoke.texi (Option Summary, Overall Options): With
16440 `--help=', classes and qualifiers can both be repeated, but
16441 only the latter can be negated. One should not pass only
16442 negated qualifiers. Fix markup and examples.
16445 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16446 PR middle-end/37805
16447 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16448 and -fhelp=separate.
16450 2009-03-17 Jing Yu <jingyu@google.com>
16452 PR middle-end/39378
16453 * function.h (struct rtl_data): Move is_thunk from here...
16454 (struct function): ...to here.
16455 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16456 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16458 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16460 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16461 (alpha_output_function_end_prologue): Likewise.
16462 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16463 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16464 (rs6000_output_function_epilogue): Likewise.
16465 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16467 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16470 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16471 from different units in a single alternative.
16472 (*truncdfsf_i387): Ditto.
16473 (*truncxfsf2_mixed): Ditto.
16474 (*truncxfdf2_mixed): Ditto.
16476 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16478 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16479 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16482 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16483 unused non-artificial variables when not optimizing.
16486 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16487 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16488 NAMESPACE_DECL in its DECL_INITIAL.
16490 PR middle-end/39443
16491 * optabs.c (set_user_assembler_libfunc): New function.
16492 * expr.h (set_user_assembler_libfunc): New prototype.
16493 * c-common.c: Include libfuncs.h.
16494 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16495 for memcmp, memset, memcpy, memmove and abort.
16496 * Makefile.in (c-common.o): Depend on libfuncs.h.
16499 * dwarf2out.c (gen_inlined_enumeration_type_die,
16500 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16501 gen_tagged_type_instantiation_die): Removed.
16502 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16505 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16508 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16510 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16511 (check-parallel-%): Ditto.
16512 (check-consistency): Ditto.
16514 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16516 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16517 local variable rhs by NULL_TREE.
16519 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16522 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16524 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16527 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16529 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16532 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16533 for ms->sysv ABI calls only in 64bit mode.
16535 * config/i386/i386.md (untyped_call): Support 32bit.
16537 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16539 * doc/extend.texi: Replace x86_65 with x86_64.
16541 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16543 PR tree-optimization/39455
16544 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16545 mismatches for POINTER_TYPE_P (type).
16546 (number_of_iterations_le): Likewise.
16548 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16550 * config/picochip/picochip.c: Removed profiling support.
16551 * config/picochip/picochip.md: Removed profiling instruction.
16552 * config/picochip/picochip.h: Removed profiling builtin.
16554 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16556 * doc/install.texi (--with-host-libstdcxx): Document.
16558 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16561 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16562 generate a warning if the function name does not begin with
16563 "__vector" and the function has either the 'signal' or 'interrupt'
16564 attribute, from here to ...
16565 (avr_declare_function_name): ...here. New function.
16566 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16567 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16569 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16572 * cse.c (fold_rtx): Don't modify original const_arg1 when
16573 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16574 separate variable instead.
16575 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16576 from out of range shift counts.
16577 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16579 2009-03-13 Catherine Moore <clm@codesourcery.com>
16581 * config/i386/x-mingw32 (host-mingw32.o): Replace
16582 diagnostic.h with $(DIAGNOSTIC_H).
16584 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16587 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16589 * config/i386/sync.md (sync_compare_and_swap<mode>,
16590 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16591 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16593 (sync_double_compare_and_swapdi_pic,
16594 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16595 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16597 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16600 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16602 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16605 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16606 (avx_addsubv4df3): Likewise.
16607 (*avx_addsubv4sf3): Likewise.
16608 (sse3_addsubv4sf3): Likewise.
16610 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16613 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16615 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16618 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16619 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16620 registers for allocnos created from user-defined variables.
16622 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16625 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16626 of non-integer mode as well.
16628 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16630 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16631 for functions for which the parameter types are unknown.
16633 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16636 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16637 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16638 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16639 * config/i386/i386.c (ix86_local_alignment): For
16640 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16641 long long variables on the stack to avoid dynamic realignment.
16642 Allow the first argument to be a decl rather than type.
16643 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16645 2009-03-11 Nick Clifton <nickc@redhat.com>
16648 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16650 Add description to mno-lsim option.
16651 * config/mcore/mcore.h: Remove comment about deprecated m4align
16653 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16654 * doc/invoke.texi: Add description of mno-lsim and
16655 mstack-increment options.
16657 * config/fr30/fr30.opt: Document the -mno-lsim option.
16658 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16659 and -mno-lsim options.
16661 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16663 * fold-const.c (fold_comparison): Only call fold_inf_compare
16664 if the mode supports infinities.
16666 2009-03-11 Jason Merrill <jason@redhat.com>
16669 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16670 end already did. Notice GIMPLE_CALL modifications of the result.
16671 Don't copy debug information from an ignored decl or a decl from
16674 2009-03-10 Richard Guenther <rguenther@suse.de>
16675 Nathan Froyd <froydnj@codesourcery.com>
16677 PR middle-end/37850
16678 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16679 (__divMODE3): Likewise.
16681 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16683 PR tree-optimization/39394
16684 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16685 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16687 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16689 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16690 inline asms for register asm ("") declarations.
16692 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16694 * fold-const.c (fold_unary): Fix comment.
16696 2009-03-07 Jan Hubicka <jh@suse.cz>
16699 * tree-inline.c (setup_one_parameter): Do replacement of const
16700 argument by constant in SSA form.
16702 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16704 PR middle-end/38028
16705 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16706 determine alignment passed to assign_stack_local.
16707 (assign_parms_unsplit_complex): Likewise.
16708 * except.c (sjlj_build_landing_pads): Likewise.
16710 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16712 PR middle-end/39360
16713 * tree-flow.h (add_referenced_var): Return bool instead of void.
16714 * tree-dfa.c (add_referenced_var): Return result of
16715 referenced_var_check_and_insert call.
16716 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16717 of referenced_var_check_and_insert.
16720 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16721 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16722 DIE, don't emit it if abstract origin already has it.
16723 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16724 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16726 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16728 * genpreds.c (needs_variable): Fix parentheses at variable name
16730 (write_tm_constrs_h): Indent generated code.
16732 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16734 * doc/extend.texi (Function Attributes): Add documentation
16735 for isr attributes.
16737 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16740 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16741 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16743 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16745 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16748 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16751 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16752 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16754 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16756 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16757 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16758 constants instead of magic numbers.
16759 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16761 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16762 (x86_64_ms_abi_int_parameter_registers): Ditto.
16763 (x86_64_int_return_registers): Ditto.
16764 (ix86_maybe_switch_abi): Ditto.
16765 (ix86_expand_call): Ditto for clobbered_registers array.
16766 (ix86_hard_regno_mode_ok): Ditto.
16767 (x86_extended_QIreg_mentioned_p): Ditto.
16769 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16771 PR tree-optimization/39349
16772 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16774 * combine.c (gen_lowpart_for_combine): Use omode when generating
16777 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16779 PR rtl-optimization/39235
16780 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16782 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16784 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16786 2009-03-04 Richard Guenther <rguenther@suse.de>
16788 PR tree-optimization/39362
16789 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16790 that occur in abnormal PHIs should be varying.
16792 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16794 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16796 (simple_iv): Take loop as an argument instead of statement.
16797 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16798 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16800 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16802 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16803 * matrix-reorg.c (analyze_transpose): Ditto.
16804 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16805 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16806 * tree-predcom.c (ref_at_iteration): Ditto.
16807 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16809 2009-03-04 Richard Guenther <rguenther@suse.de>
16811 PR tree-optimization/39358
16812 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16813 escaped_id and callused_id.
16814 (solve_graph): Likewise.
16816 2009-03-04 Richard Guenther <rguenther@suse.de>
16818 PR tree-optimization/39339
16819 * tree-sra.c (try_instantiate_multiple_fields): Make it
16820 no longer ICE on the above.
16822 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16824 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16825 that fits within Pmode.
16827 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16829 PR middle-end/10109
16830 * tm.texi (LIBCALL_VALUE): Update description.
16832 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16834 PR middle-end/34443
16835 * doc/extend.texi (section): Update description.
16837 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16839 PR middle-end/39345
16840 * tree-inline.c (remapped_type): New.
16841 (can_be_nonlocal): Call remapped_type instead of remap_type.
16843 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16846 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16847 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16849 2009-03-03 Richard Guenther <rguenther@suse.de>
16851 PR middle-end/39272
16852 * tree.c (tree_nonartificial_location): New function.
16853 * tree.h (tree_nonartificial_location): Declare.
16854 * builtins.c (expand_builtin_memory_chk): Provide location
16855 of the call location for artificial function pieces.
16856 (maybe_emit_chk_warning): Likewise.
16857 (maybe_emit_sprintf_chk_warning): Likewise.
16858 (maybe_emit_free_warning): Likewise.
16859 * expr.c (expand_expr_real_1): Likewise.
16861 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16863 PR tree-optimization/39343
16864 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16865 COMPONENT_REF t has ARRAY_TYPE.
16867 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16869 PR middle-end/39335
16870 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16871 when the type precision of the induction variable should be
16872 larger than the type precision of nit.
16873 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16874 * graphite.c (graphite_loop_normal_form): Same.
16875 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16877 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16879 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16880 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16881 numbers to describe clobbered registers.
16882 (*call_value_0_rex64_ms_sysv): Ditto.
16883 * config/i386/mmx.md (mmx_emms): Ditto.
16884 (mmx_femms): Ditto.
16886 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16888 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16891 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16893 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16894 (spu_section_type_flags): New function.
16896 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16898 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16899 reg_class_contents of FLOAT_REGS into a temporary.
16901 2009-03-02 Richard Guenther <rguenther@suse.de>
16902 Ira Rosen <irar@il.ibm.com>
16904 PR tree-optimization/39318
16905 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16906 information to the vectorized statement.
16908 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16910 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16911 variable. Use defined names instead of magic constants for REX SSE
16914 2009-03-01 Richard Guenther <rguenther@suse.de>
16916 PR tree-optimization/39331
16917 * omp-low.c (lower_send_shared_vars): Do not receive new
16918 values for the reference of DECL_BY_REFERENCE parms or results.
16920 2009-03-01 Jan Hubicka <jh@suse.cz>
16923 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16924 BLOCK_NONLOCALIZED_VAR): New macros.
16925 (tree_block): Add nonlocalized_vars.
16926 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16927 gen_decl_die): Add origin argument. Allow generation of die with
16928 origin at hand only.
16929 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16930 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16932 (gen_block_die): Fix checking for unused blocks.
16933 (process_scope_var): Break out from .... ; work with origins only.
16934 (decls_for_scope) ... here; process nonlocalized list.
16935 (dwarf2out_ignore_block): Look for nonlocalized vars.
16936 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16938 (dump_scope_block): Dump them.
16939 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16940 (remap_block): Likewise.
16941 (can_be_nonlocal): New predicate.
16942 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16944 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16946 * configure: Regenerate.
16948 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16950 * optc-gen.awk: No need to duplicate option flags twice.
16951 Reuse help texts for duplicate options which do not have any.
16953 * gcc.c (display_help): Document --version.
16955 * gcc.c (main): If print_help_list and verbose_flag, ensure
16956 driver output comes before subprocess output.
16958 * optc-gen.awk: Assign all remaining fields to help string,
16959 space-separated, for multi-line help in *.opt.
16961 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16962 -Wno-pedantic-ms-format is for MinGW targets only.
16964 * doc/options.texi (Option file format): Fix bad indentation,
16965 restoring dropped sentence.
16967 2009-02-28 Jan Hubicka <jh@suse.cz>
16969 * tree-inline.c (tree_function_versioning): Output debug info.
16971 2009-02-28 Jan Hubicka <jh@suse.cz>
16974 * tree-inline.c (setup_one_parameter): Do not copy propagate
16975 arguments when not optimizing.
16977 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16980 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16981 (avx_addsubv4df3): Likewise.
16982 (*avx_addsubv4sf3): Likewise.
16983 (sse3_addsubv4sf3): Likewise.
16984 (*avx_addsubv2df3): Likewise.
16985 (sse3_addsubv2df3): Likewise.
16986 (avx_unpckhps256): Correct item selectors.
16987 (avx_unpcklps256): Likewise.
16988 (avx_unpckhpd256): Likewise.
16989 (avx_unpcklpd256): Likewise.
16991 2009-02-28 Jan Hubicka <jh@suse.cz>
16993 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16995 (copy_arguments_for_versioning): If var is declared don't declare it.
16996 (tree_function_versioning): First setup substitutions and then copy
16999 2009-02-27 Jan Hubicka <jh@suse.cz>
17002 * cgraph.h (varpool_output_debug_info): Remove.
17003 * cgraphunit.c (varpool_output_debug_info): Remove.
17004 * dwarf2out.c (deferred_locations_struct): New struct
17005 (deferred_locations): New type.
17006 (deferred_locations_list): New static var.
17007 (deffer_location): New function.
17008 (gen_variable_die): Use it.
17009 (decls_for_scope): Output info on local static vars.
17010 (dwarf2out_finish): Process deferred locations.
17011 * varpool.c (varpool_output_debug_info): Remove.
17013 2009-02-27 Jan Hubicka <jh@suse.cz>
17016 * tree.h (TREE_PROTECTED): Fix comment.
17017 (BLOCK_HANDLER_BLOCK): Remove.
17018 (struct tree_block): Remove handler_block add body_block.
17019 (inlined_function_outer_scope_p): New.
17020 (is_body_block): Remove.
17021 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17022 * dwarf2out.c (is_inlined_entry_point): Remove.
17023 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17024 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17026 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17027 * gimplify.c (gimplify_expr): Gimplify body blocks.
17028 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17029 block with multiple subblocks.
17030 (dump_scope_block): Prettier output; dump more flags and info.
17031 (dump_scope_blocks): New.
17032 (remove_unused_locals): Use dump_scope_blocks.
17033 * tree-flow.h (dump_scope_blocks): Declare.
17034 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17035 * stmt.c (is_body_block): Remove.
17036 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17037 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17039 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17041 PR middle-end/39308
17042 * graphite.c (graphite_loop_normal_form): Do not call
17043 number_of_iterations_exit from a gcc_assert.
17045 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17047 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17048 jumps if COND is NULL.
17049 (find_cond_jump): New function.
17050 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17051 * config/s390/s390.md: Remove z10_cobra attribute value.
17053 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17055 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17056 force_const_mem returns NULL_RTX.
17058 2009-02-26 Jan Hubicka <jh@suse.cz>
17061 * cgraph.h (varpool_output_debug_info): Remove.
17062 * cgraphunit.c (varpool_output_debug_info): Remove.
17063 * dwarf2out.c (deferred_locations_struct): New struct
17064 (deferred_locations): New type.
17065 (deferred_locations_list): New static var.
17066 (deffer_location): New function.
17067 (gen_variable_die): Use it.
17068 (decls_for_scope): Output info on local static vars.
17069 (dwarf2out_finish): Process deferred locations.
17070 * varpool.c (varpool_output_debug_info): Remove.
17072 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17074 PR rtl-optimization/39241
17075 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17076 to subreg_offset_representable_p.
17078 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17080 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17081 execute function prototype. Get f and nregs from max_reg_num
17082 and get_insns. Remove the first backward pass as it's dead,
17083 guard the forward pass by flag_expensive_optimizations.
17084 (rest_of_handle_regmove): Delete.
17085 (pass_regmove): Replace it with regmove_optimize.
17087 2009-02-25 Martin Jambor <mjambor@suse.cz>
17089 PR tree-optimization/39259
17090 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17091 calls_alloca function flags.
17092 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17093 calls are detected.
17095 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17097 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17098 flags_set_1_rtx, flags_set_1_set): Delete.
17099 (regmove_optimize): Do not call mark_flags_life_zones.
17101 2009-02-24 Julian Brown <julian@codesourcery.com>
17104 * config/arm/arm.c (require_pic_register): Only set
17105 cfun->machine->pic_reg once per function.
17107 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17109 * doc/invoke.texi (Link Options): Document an easier way to pass
17110 options that take arguments to the GNU linker using -Xlinker and -Wl.
17112 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17115 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17117 2009-02-24 Richard Guenther <rguenther@suse.de>
17120 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17122 2009-02-24 Richard Guenther <rguenther@suse.de>
17123 Zdenek Dvorak <ook@ucw.cz>
17125 PR tree-optimization/39233
17126 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17127 from converting them to a generic type.
17129 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17131 PR tree-optimization/39260
17132 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17133 contains a condition with a real type.
17134 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17136 2009-02-23 Jason Merrill <jason@redhat.com>
17139 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17140 narrowing_initializer_constant_valid_p.
17141 (narrowing_initializer_constant_valid_p): Don't return
17142 null_pointer_node for adding a pointer to itself.
17144 2009-02-23 Jan Hubicka <jh@suse.cz>
17147 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17150 2009-02-23 Jan Hubicka <jh@suse.cz>
17152 PR tree-optimization/37709
17153 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17154 * tree.h (block_ultimate_origin): Declare.
17155 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17156 * tree-ssa-live.c (remove_unused_scope_block_p):
17157 Eliminate blocks containig no instructions nor live variables nor
17159 (dump_scope_block): New function.
17160 (remove_unused_locals): Enable removal of dead blocks by default;
17161 enable dumping at TDF_DETAILS.
17163 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17165 * config/i386/i386.c (classify_argument): Don't allow COImode
17167 (function_arg_advance_32): Don't allow OImode.
17168 (function_arg_32): Likewise.
17169 (function_value_32): Likewise.
17170 (return_in_memory_32): Likewise.
17171 (function_arg_64): Remove OImode comment.
17173 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17176 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17177 ix86_expand_vector_set for V4DImode in 64bit mode only.
17178 (ix86_expand_vector_init_one_var): Likewise.
17180 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17182 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17184 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17187 * loop-iv.c: Revert last change.
17188 * emit-rtl.c: Likewise.
17190 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17193 * config/i386/i386.c (type_natural_mode): Remove an extra
17194 space in the warning message.
17195 (function_value_32): Handle 32-byte vector modes.
17196 (return_in_memory_32): Likewise.
17198 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17200 * loop-iv.c (truncate_value): New function.
17201 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17203 (lowpart_subreg): Move to...
17204 * emit-rtl.c: ...here.
17206 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17208 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17209 accidental and undocumented change at revision 140860.
17211 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17213 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17214 take gimple_seq * arguments.
17215 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17216 types_compatible_p langhook.
17218 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17219 Joseph Myers <joseph@codesourcery.com>
17221 * config/arm/arm.c (arm_builtin_va_list): New function.
17222 (arm_expand_builtin_va_start): Likewise.
17223 (arm_gimplify_va_arg_expr): Likewise.
17224 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17225 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17226 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17227 (va_list_type): New variable.
17228 (arm_mangle_type): Mangle va_list_type appropriately.
17230 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17232 PR middle-end/39157
17233 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17234 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17235 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17236 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17237 parameter to 1000 for -O1 by default.
17238 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17240 * loop-invariant.c: Include params.h.
17241 (move_loop_invariants): Don't call move_single_loop_invariants on
17244 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17246 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17247 offset when calculating bounds for indexing stack_usage_map. Fixes
17248 a buffer overflow with certain target setups.
17250 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17253 * calls.c (expand_call): Clear try_tail_call if caller and callee
17254 disagree in promotion of function return value.
17256 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17259 * c-common.c (c_determine_visibility): If visibility changed and
17260 DECL_RTL has been already set, call make_decl_rtl to update symbol
17263 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17266 * varasm.c (assemble_variable): Don't check DECL_NAME when
17267 globalizing a variable.
17269 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17272 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17273 expression before any __builtin_trap call.
17274 * c-typeck.c (build_function_call): Convert and check function
17275 arguments before generating a call to a trap. Evaluate the
17276 function arguments before the trap.
17278 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17281 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17282 (UNSPEC_FXAM_MEM): New unspec.
17283 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17284 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17285 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17287 2009-02-19 Richard Guenther <rguenther@suse.de>
17289 PR tree-optimization/39207
17290 PR tree-optimization/39074
17291 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17292 storedanything_tree): New.
17293 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17294 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17295 (build_succ_graph): Add edges from STOREDANYTHING to all
17297 (init_base_vars): Initialize STOREDANYTHING.
17298 (compute_points_to_sets): Free substitution info after
17299 building the succ graph.
17300 (ipa_pta_execute): Likewise.
17302 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17304 (do_ds_constraint): Do not add to special var or non-pointer
17306 (type_could_have_pointers): Split out from ...
17307 (could_have_pointers): ... here. For arrays use the element type.
17308 (create_variable_info_for): Initialize may_have_pointers.
17309 (new_var_info): Likewise.
17310 (handle_lhs_call): Make the HEAP variable unknown-sized.
17311 (intra_create_variable_infos): Use a type with pointers for
17312 PARM_NOALIAS, make it unknown-sized.
17314 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17317 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17319 2009-02-18 Jason Merrill <jason@redhat.com>
17322 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17323 value if DECL_EXTERNAL.
17324 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17325 * target.h (gcc_target::binds_local_p): Clarify "module".
17326 * tree.h (TREE_PUBLIC): Clarify "module".
17328 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17331 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17332 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17334 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17337 * c.opt (Wabi): Support C and ObjC.
17340 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17342 * config/i386/i386.c (classify_argument): Warn once about the ABI
17343 change when passing union with long double.
17345 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17347 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17350 * c-parser.c (c_parser_compound_statement): Always enter and leave
17353 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17356 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17358 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17360 PR tree-optimization/36922
17361 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17362 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17365 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17367 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17370 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17372 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17374 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17376 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17379 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17380 Richard Sandiford <rdsandiford@googlemail.com>
17382 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17383 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17384 (loongson_biadd): ...this.
17386 2009-02-17 Richard Guenther <rguenther@suse.de>
17388 PR tree-optimization/39202
17389 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17390 a var make sure to follow existing collapses.
17392 2009-02-17 Richard Guenther <rguenther@suse.de>
17394 PR middle-end/39214
17395 * langhooks.c (lhd_print_error_function): Check for NULL block.
17397 2009-02-17 Richard Guenther <rguenther@suse.de>
17399 PR tree-optimization/39204
17400 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17403 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17405 * config/soft-fp/double.h: Update from glibc CVS.
17407 2009-02-17 Richard Guenther <rguenther@suse.de>
17409 PR tree-optimization/39207
17410 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17411 strict-aliasing warnings for pointers pointing to NULL.
17413 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17416 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17417 skipping until next close brace.
17419 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17422 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17423 to function argument boundary.
17425 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17427 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17428 in the lea_add. Reload eventually constraints it properly.
17429 * config/picochip/constraints.md: Remove the target constraint
17430 "b", since it is not needed anymore.
17432 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17434 * gthr-dce.h: Uglify function parameter and local variable names.
17435 * gthr-gnat.h: Likewise.
17436 * gthr-mipssde.h: Likewise.
17437 * gthr-nks.h: Likewise.
17438 * gthr-posix95.h: Likewise.
17439 * gthr-posix.h: Likewise.
17440 * gthr-rtems.h: Likewise.
17441 * gthr-single.h: Likewise.
17442 * gthr-solaris.h: Likewise.
17443 * gthr-tpf.h: Likewise.
17444 * gthr-vxworks.h: Likewise.
17445 * gthr-win32.h: Likewise.
17447 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17450 * config/i386/i386.md: Restrict the new peephole2 to move
17451 between MMX/SSE registers.
17453 2009-02-15 Richard Guenther <rguenther@suse.de>
17456 2009-02-13 Richard Guenther <rguenther@suse.de>
17458 * configure.ac: Enable LFS.
17459 * configure: Re-generate.
17460 * config.in: Likewise.
17462 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17464 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17465 spu_srqwbyte, spu_srqwbytebc): Define.
17466 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17467 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17468 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17469 "shrqby_<mode>"): New insn-and-split patterns.
17470 * config/spu/spu.c (expand_builtin_args): Determine and return
17471 number of operands using spu_builtin_description data.
17472 (spu_expand_builtin_1): Use it.
17474 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17477 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17480 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17483 * config/i386/i386.c (override_options): Correct warning
17484 messages for -malign-loops, -malign-jumps and -malign-functions.
17486 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17489 * config/i386/i386.md: Restrict the new peephole2 to move
17490 between the general purpose registers.
17492 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17495 * config/i386/i386.c (type_natural_mode): Add a new argument.
17496 Return the original mode and warn ABI change if vector size is 32byte.
17497 (function_arg_advance): Updated.
17498 (function_arg): Likewise.
17499 (ix86_function_value): Likewise.
17500 (ix86_return_in_memory): Likewise.
17501 (ix86_sol10_return_in_memory): Likewise.
17502 (ix86_gimplify_va_arg): Likewise.
17503 (function_arg_32): Don't warn ABX ABI change here.
17504 (function_arg_64): Likewise.
17506 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17508 * loop-iv.c (implies_p): In the final case, test that operands 0
17509 of the two comparisons match.
17511 * config/bfin/bfin.c (find_prev_insn_start): New function.
17512 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17513 (find_next_insn_start): Move.
17515 2009-02-13 Richard Guenther <rguenther@suse.de>
17517 * configure.ac: Enable LFS.
17518 * configure: Re-generate.
17519 * config.in: Likewise.
17521 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17524 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17525 sizes on syntax error after some arguments have been parsed.
17527 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17529 * doc/invoke.texi (-fira): Remove.
17531 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17533 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17534 * recog.c: Likewise.
17537 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17539 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17540 (umul_ppmm): Likewise.
17541 (count_leading_zeros): Likewise.
17542 (count_trailing_zeros): Likewise.
17543 (UMUL_TIME): Likewise.
17545 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17547 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17548 soft-fp/t-softfp to tmake_file.
17550 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17551 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17552 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17553 IA64_BUILTIN_INFQ]: New.
17554 (ia64_init_builtins): Initialize __builtin_infq,
17555 __builtin_fabsq and __builtin_copysignq if not HPUX.
17556 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17557 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17559 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17561 (__fixtfti): Likewise.
17562 (__fixunstfti): Likewise.
17563 (__floattitf): Likewise.
17565 * config/ia64/libgcc-glibc.ver: New.
17566 * config/ia64/t-fprules-softfp: Likewise.
17567 * config/ia64/sfp-machine.h: Likewise.
17569 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17570 (LIBGCC2_TF_CEXT): Likewise.
17571 (TF_SIZE): Likewise.
17572 (TARGET_INIT_LIBFUNCS): Likewise.
17574 * config/ia64/t-glibc (SHLINB_MAPFILES):
17575 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17577 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17579 * config/i386/i386.c (construct_container): Rewrite processing
17580 BLKmode with X86_64_SSE_CLASS.
17582 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17585 * config/i386/i386.md: Replace simplify_replace_rtx with
17586 replace_rtx in the new peephole2.
17588 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17590 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17591 loop unrolling do not happen at -O2.
17593 2009-02-12 Michael Matz <matz@suse.de>
17595 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17597 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17599 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17602 2009-02-12 Ben Elliston <bje@au.ibm.com>
17604 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17605 patterns when updating the back chain. Missed in the 2009-02-10
17608 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17610 * doc/extend.texi (Decimal Floating Types): Update identifier of
17611 draft TR and list of missing support.
17613 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17615 PR middle-end/39154
17616 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17617 bit to variable length decl's flags, add it also to its
17618 pointer replacement variable.
17620 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17621 Jakub Jelinek <jakub@redhat.com>
17624 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17625 (memory_blockage): New expander.
17626 (*memory_blockage): New insn pattern.
17627 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17628 instead of general blockage at the end of function prologue when
17629 frame pointer is used to access red zone area. Do not emit blockage
17630 when profiling, it is emitted in generic code.
17631 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17632 function epilogue when frame pointer is used to access red zone area.
17634 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17637 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17638 by arithmetic with memory operands.
17639 * config/i386/predicates.md (commutative_operator): New.
17641 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17643 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17646 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17648 * alias.h (record_alias_subset): Declare.
17649 * alias.c (record_alias_subset): Make global.
17651 2009-02-10 Nick Clifton <nickc@redhat.com>
17653 * tree-parloops.c: Change license to GPLv3.
17654 * ipa-struct-reorg.c: Change license to GPLv3.
17655 * ipa-struct-reorg.h: Change license to GPLv3.
17657 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17660 * c-decl.c (start_struct): Return NULL on error.
17662 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17664 PR middle-end/39124
17665 * cfgloopmanip.c (remove_path): Call remove_bbs after
17666 cancel_loop_tree, not before it.
17669 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17670 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17671 VAR_DECLs were seen.
17672 * tree-ssa-live.c (remove_unused_locals): Recompute
17673 cfun->has_local_explicit_reg_vars.
17674 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17675 copies or clearings if cfun->has_local_explicit_reg_vars.
17677 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17680 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17681 of function prologue when frame pointer is used to access
17684 2009-02-10 Richard Guenther <rguenther@suse.de>
17686 PR middle-end/39127
17687 * gimplify.c (gimple_regimplify_operands): Always look if
17688 we need to create a temporary.
17690 2009-02-10 Richard Guenther <rguenther@suse.de>
17692 PR tree-optimization/39132
17693 * tree-loop-distribution.c (todo): New global var.
17694 (generate_memset_zero): Trigger TODO_rebuild_alias.
17695 (tree_loop_distribution): Return todo.
17697 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17700 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17701 (x86_64_reg_class_name): Removed.
17702 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17703 first one isn't X86_64_SSE_CLASS or any other ones aren't
17704 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17705 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17706 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17707 and 3 X86_64_SSEUP_CLASS.
17708 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17709 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17711 2009-02-10 Ben Elliston <bje@au.ibm.com>
17713 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17714 form instruction to update the stack back chain word, even if the
17715 user has disabled the generation of update instructions.
17716 (movdi_<mode>_update_stack): New.
17717 (movsi_update_stack): Likewise.
17718 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17719 always use an update form instruction to update the stack back
17722 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17724 PR middle-end/38953
17725 * graphite.c (if_region_set_false_region): After moving a region in
17726 the false branch of a condition, remove the empty dummy basic block.
17727 (gloog): Remove wrong fix for PR38953.
17729 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17731 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17732 generation due to implicit sign extension.
17734 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17736 PR middle-end/38981
17737 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17738 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17740 2009-02-09 Richard Guenther <rguenther@suse.de>
17742 PR middle-end/35202
17743 * convert.c (convert_to_real): Disable (float)fn((double)x)
17744 to fnf(x) conversion if errno differences may occur and
17745 -fmath-errno is set.
17747 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17749 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17750 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17751 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17753 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17756 * c-common.c (handle_alias_attribute): Disallow attribute for
17757 anything not a FUNCTION_DECL or VAR_DECL.
17759 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17762 * real.c (do_compare): Special-case compare of zero against
17763 decimal float value.
17765 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17768 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17769 as indicating flexible array members unless the field itself is
17770 being declarared as the incomplete array.
17772 2009-02-06 Jan Hubicka <jh@suse.cz>
17774 PR tree-optimization/38844
17775 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17776 is already inlined.
17778 2009-02-06 Richard Guenther <rguenther@suse.de>
17780 PR middle-end/38977
17781 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17782 fork because we may expand it as __gcov_fork.
17784 2009-02-06 Nick Clifton <nickc@redhat.com>
17786 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17788 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17790 PR tree-optimization/35659
17791 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17792 vn_phi_eq): Shortcut if hashcode does not match.
17793 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17795 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17796 and avoid iterative_hash_expr.
17797 (FOR_EACH_VALUE_ID_IN_SET): New.
17798 (value_id_compare): Remove.
17799 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17800 sort expressions by value id.
17802 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17805 * config/sh/predicates.md (general_movsrc_operand): Don't check
17806 the subreg of system registers here.
17808 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17811 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17812 on the copied decl.
17814 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17816 PR rtl-optimization/39110
17817 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17818 addresses, not aligned ones.
17820 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17821 Richard Guenther <rguenther@suse.de>
17823 PR tree-optimization/39100
17824 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17825 comment says and add edges.
17827 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17830 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17831 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17833 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17835 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17836 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17837 register_bb_in_sese, new_sese, free_sese): Moved.
17838 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17839 outermost_loop_in_scop, build_scop_iteration_domain,
17840 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17841 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17842 Use loop_in_sese_p instead of loop_in_scop_p.
17843 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17844 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17845 (scopdet_basic_block_info): Fix bug in scop detection.
17846 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17847 eq_loop_to_cloog_loop): Remove.
17848 (nb_loops_around_loop_in_scop, nb_loop
17849 ref_nb_loops): Moved here...
17850 * graphite.h (ref_nb_loops): ... from here.
17851 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17852 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17853 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17854 * testsuite/gcc.dg/graphite/scop-19.c: New
17856 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17857 Hans-Peter Nilsson <hp@axis.com>
17859 PR rtl-optimization/37889
17860 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17861 Move offset handling from PLUS to before the switch. Use new
17862 arguments when considering SYMBOL_REFs too.
17863 (rtx_addr_can_trap_p): Pass dummy offset and size.
17864 (enum may_trap_p_flags): Remove.
17865 (may_trap_p_1): Pass size from MEM_SIZE.
17867 PR rtl-optimization/38921
17868 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17869 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17870 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17871 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17873 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17875 AVX Programming Reference (January, 2009)
17876 * config/i386/sse.md (*vpclmulqdq): New.
17878 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17880 PR tree-optimization/38977
17881 PR gcov-profile/38292
17882 * calls.c (special_function_p): Disregard __builtin_ prefix.
17884 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17886 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17887 non-indexable addresses even before reload.
17889 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17892 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17893 as having variable size. Do not give an error for unnamed
17894 parameters with [*] declarators. Give a warning for type names
17895 with [*] declarators and mark them as variable size.
17896 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17897 for sizeof applied to [*] type names.
17899 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17902 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17904 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17906 * gcc.c (process_command): Update copyright notice dates.
17907 * gcov.c (print_version): Likewise.
17908 * gcov-dump.c (print_version): Likewise.
17909 * mips-tfile.c (main): Likewise.
17910 * mips-tdump.c (main): Likewise.
17912 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17915 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17916 for composite type involving a zero-length array type.
17918 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17921 * function.c (match_asm_constraints_1): Skip over
17922 initial optional % in the constraint.
17924 PR inline-asm/39059
17925 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17926 supported, don't accept FIXED_CSTs.
17927 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17928 and _Sat is used without _Fract/_Accum. Set specs->type to
17929 integer_type_node for cts_fract/cts_accum if fixed point is not
17932 2009-02-02 Catherine Moore <clm@codesourcery.com>
17934 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17936 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17938 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17939 (ABI_HAS_64BIT_SYMBOLS): Use it.
17940 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17942 2009-02-02 Paul Brook <paul@codesourcery.com>
17944 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17946 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17948 PR inline-asm/39058
17949 * recog.h (asm_operand_ok): Add constraints argument.
17950 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17951 recurse on matching constraint.
17952 (check_asm_operands): Pass constraints as 3rd argument to
17953 asm_operand_ok. Don't look up matching constraint here.
17954 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17957 2009-02-02 Ben Elliston <bje@au.ibm.com>
17959 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17960 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17962 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17964 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17965 information. Remove some obsolete information. Reorganize.
17967 * config/pa/fptr.c: Revert license to GPL 2.
17968 * config/pa/milli64.S: Likewise.
17970 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17973 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17974 LIBRARY name in, instead of hard-coding it.
17975 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17976 extra target make frag to tmake_files according to EH model.
17977 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17978 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17979 frags that define makefile variable EH_MODEL appropriately.
17980 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17981 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17982 to "-sjlj" according to type of EH configured.
17983 (LIBGCC_SONAME): Concatenate it to shared library base name.
17984 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17985 to "_sjlj" according to type of EH configured.
17986 (LIBGCC_SONAME): Concatenate it to shared library base name.
17987 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17988 (SHLIB_LINK): Add missing semicolon to if-else construct.
17989 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17990 string value of "pe_dll" command-line option.
17991 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17992 (SHLIB_SONAME): Use it when overriding t-cygming default.
17993 (SHLIB_IMPLIB): Override t-cygming default.
17994 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17995 string value of "pe_dll" command-line option.
17997 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18000 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18001 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18003 2009-01-31 Richard Guenther <rguenther@suse.de>
18005 PR tree-optimization/38937
18006 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18007 computing the transitive closure.
18009 2009-01-30 Richard Guenther <rguenther@suse.de>
18011 PR tree-optimization/39041
18012 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18013 Propagate variable indices only if the types match for this stmt.
18015 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18018 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18019 inline but never defined.
18021 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18023 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18024 (*insv_h_di_reg_extimm): New insn.
18025 (*insv_l<mode>_reg_extimm): New insn.
18027 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18029 * config/picochip/picochip.c (flag_conserve_stack): set
18030 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18031 fconserve-stack. Reduce call-overhead used by inliner.
18033 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18036 * common.opt (flag_conserve_stack): Initialised to zero.
18038 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18041 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18042 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18045 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18047 * ira-color.c (allocno_reload_assign): Update comments.
18048 * regmove.c (regmove_optimize): Likewise.
18052 2009-01-29 Robert Millan <rmh@aybabtu.com>
18054 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18055 * config/i386/kopensolaris-gnu.h: New file. Undefine
18056 `MD_UNWIND_SUPPORT'.
18057 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18059 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18061 PR tree-optimization/39007
18062 * tree-loop-distribution.c (generate_builtin): Use
18063 recompute_dominator to compute the immediate dominator of the
18064 basic block just after the loop.
18066 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18068 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18069 (ASM_OUTPUT_DWARF_PCREL): Define.
18071 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18073 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18074 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18075 global. Modify entries about regmove and IRA.
18077 * ra-conflict.c: Remove the file.
18079 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18081 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18082 (pass_regclass_init): Rename to pass_reginfo_init.
18084 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18086 * toplev.h (flag_ira): Remove.
18088 * caller-save.c (setup_save_areas): Remove flag_ira.
18090 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18092 * global.c: Remove the file.
18094 * opts.c (decode_options): Remove flag_ira.
18096 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18098 * regmove.c: Modify file description.
18099 (find_use_as_address, try_auto_increment): Define them only if
18100 AUTO_INC_DEC is defined.
18101 (replacement_quality, replace_in_call_usage, fixup_match_1,
18102 stable_and_no_regs_but_for_p): Remove.
18103 (reg_set_in_bb): Make it static.
18104 (regmove_optimize): Remove flag_ira and code which worked for
18107 * local-alloc.c: Remove the file.
18109 * common.opt (fira): Remove.
18111 * ira.c: Include except.h.
18112 (eliminable_regset): Move from global.c.
18113 (mark_elimination): Ditto. Remove flag_ira.
18114 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18115 equiv_mem_modified, validate_equiv_mem_from_store,
18116 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18117 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18118 no_equiv, recorded_label_ref): Move from local-alloc.c.
18119 (update_equiv_regs): Ditto. Make it static.
18120 (print_insn_chain, print_insn_chains): Move it from global.c.
18121 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18122 (build_insn_chain): Ditto. Make it static.
18123 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18124 Rename to init_live_subregs.
18125 (gate_ira): Remove flag_ira.
18127 * regclass.c: Rename reginfo.c. Change file description.
18128 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18129 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18130 (init_reg_sets_1): Remove code for evaluation of
18131 reg_class_superclasses and losing_caller_save_reg_set.
18132 (init_regs): Remove init_reg_autoinc.
18133 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18134 ok_for_base_p_nonstrict): Remove.
18135 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18136 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18137 corresponding entries.
18138 (dump_regclass, record_operand_costs, scan_one_insn,
18139 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18140 record_address_regs, auto_inc_dec_reg_p): Remove.
18141 (gt-regclass.h): Rename to gt-reginfo.h.
18143 * rtl.h (dump_global_regs, retry_global_alloc,
18144 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18146 * Makefile.in (RA_H): Remove.
18147 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18148 Rename regclass.o to reginfo.o.
18149 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18151 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18152 (GTFILES): Rename regclass.c to reginfo.c.
18154 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18155 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18157 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18158 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18160 (finish_spills): Ditto. Remove code for !flag_ira.
18162 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18164 PR middle-end/35854
18165 * doc/invoke.texi (rtl debug options): Complete rewrite.
18166 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18168 * mode-switching.c (pass_mode_switching): Rename pass from
18169 "mode-sw" to "mode_sw".
18170 * except.c (pass_convert_to_eh_ranges): Rename pass from
18171 "eh-ranges" to "eh_ranges".
18172 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18176 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18177 Alexander Monakov <amonakov@ispras.ru>
18179 PR middle-end/38857
18180 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18182 (move_exprs_to_boundary): Change return type and pass through
18183 should_move from move_op. Relax assert. Update usage ...
18184 (schedule_expr_on_boundary): ... here. Use should_move instead of
18186 (move_op_orig_expr_found): Indicate that insn was disconnected from
18188 (code_motion_process_successors): Do not call after_merge_succs
18189 callback if original expression was not found when traversing any of
18191 (code_motion_path_driver): Change return type. Update prototype.
18192 (move_op): Update comment. Add a new parameter (should_move). Update
18193 prototype. Set *should_move based on indication provided by
18194 move_op_orig_expr_found.
18196 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18198 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18199 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18200 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18201 * config/rs6000/rs6000.c (rs6000_override_options): Default
18202 avoid-indexed-addresses on for Power6, off for everything else.
18203 (avoiding_indexed_address_p): New function.
18204 (rs6000_legitimize_address): Use it.
18205 (rs6000_legitimate_address): Likewise.
18206 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18208 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18210 PR tree-optimization/38997
18211 * tree-loop-distribution.c (generate_memset_zero): Use
18212 POINTER_PLUS_EXPR for a pointer addition.
18214 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18216 * config/s390/s390.md (bswap<mode>2): New pattern added.
18218 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18220 * config/s390/s390.md (*tls_load_31): Added type attribute.
18222 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18224 * config/s390/s390.md: Fix a few comments.
18226 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18228 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18229 (*tm<mode>_full): Fixed z10prop attribute.
18230 (*tst<mode>_extimm): Fixed z10prop attribute.
18231 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18232 (*tstqiCCT_cconly): Fixed z10prop attribute.
18233 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18234 (*movsi_larl): Fixed z10prop attribute.
18235 (*movsi_zarch): Fixed z10prop attribute.
18236 (*movsi_eas): Fixed z10prop attribute.
18237 (*movhi): Fixed z10prop attribute.
18238 (*movqi): Fixed z10prop attribute.
18239 (*movstrictqi): Fixed z10prop attribute.
18240 (*mov<mode>): Fixed z10prop attribute.
18241 (*movcc): Fixed z10prop attribute.
18242 (*sethighpartdi_64): Fixed z10prop attribute.
18243 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18244 (*negdi2_sign_cc): Fixed z10prop attribute.
18245 (*negdi2_sign): Fixed z10prop attribute.
18246 (*absdi2_sign_cc): Fixed z10prop attribute.
18247 (*absdi2_sign): Fixed z10prop attribute.
18248 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18249 (*negabsdi2_sign): Fixed z10prop attribute.
18250 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18251 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18252 (doloop_si64): Fixed z10prop attribute.
18253 (doloop_si31): Fixed z10prop attribute.
18254 (doloop_long): Fixed z10prop attribute.
18255 (indirect_jump): Fixed z10prop attribute.
18256 (nop): Fixed z10prop attribute.
18257 (main_base_64): Fixed z10prop attribute.
18258 (reload_base_64): Fixed z10prop attribute.
18260 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18262 PR rtl-optimization/38740
18263 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18265 * config/mips/mips.c (mips_reorg): Likewise.
18267 2009-01-28 Richard Guenther <rguenther@suse.de>
18269 PR tree-optimization/38926
18270 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18271 with the correct value id to a value.
18272 (do_regular_insertion): Use the value number of edoubleprime
18273 for the value number of the expr.
18276 2008-08-21 Richard Guenther <rguenther@suse.de>
18278 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18279 a PHI ask VN if it is already available.
18280 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18281 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18283 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18285 PR middle-end/38934
18286 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18287 set to varying whenever max has TREE_OVERFLOW set, similarly
18288 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18290 2009-01-28 Richard Guenther <rguenther@suse.de>
18292 PR middle-end/38908
18293 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18294 uninitialized aggregate uses in call arguments.
18296 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18298 PR tree-optimization/38984
18299 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18300 the nothing_id variable if -fno-delete-null-pointer-checks.
18302 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18305 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18306 (set_got_offset_rex64): Ditto.
18308 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18311 * doc/extend.texi: Improve local variable with asm reg.
18313 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18315 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18316 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18317 was not supplied then set warn_packed_bitfield_compat to the
18318 default value of 1.
18319 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18322 2009-01-27 Richard Guenther <rguenther@suse.de>
18324 PR tree-optimization/38503
18325 * cfgexpand.c (expand_gimple_basic_block): Ignore
18326 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18327 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18328 variables that cannot have TBAA applied.
18329 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18332 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18334 PR middle-end/38969
18335 * calls.c (initialize_argument_information): Do not wrap complex
18336 arguments in SAVE_EXPR.
18338 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18340 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18341 (INSTALL_LIBGCC): Revert typo commit.
18343 2009-01-26 Richard Guenther <rguenther@suse.de>
18345 PR tree-optimization/38745
18346 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18347 from special handling.
18349 2009-01-26 Richard Guenther <rguenther@suse.de>
18351 PR tree-optimization/38745
18352 * tree-ssa.c (execute_update_addresses_taken): Do not include
18353 variables that cannot possibly be a register in not_reg_needs.
18354 Do not clear TREE_ADDRESSABLE on vars that may not become
18356 * tree-ssa.c (update_alias_info_1): Include those in the set
18357 of addressable vars.
18359 2009-01-26 Richard Guenther <rguenther@suse.de>
18361 PR middle-end/38851
18362 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18363 * tree-ssa-dse.c: Include langhooks.h
18364 (execute_simple_dse): Remove stores with zero size.
18366 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18369 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18372 2009-01-24 Julian Brown <julian@codesourcery.com>
18374 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18375 config/arm/linux-atomic.c.
18376 * config/arm/linux-atomic.c: New.
18378 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18380 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18381 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18382 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18384 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18387 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18390 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18392 PR tree-optimization/38953
18393 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18394 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18395 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18396 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18399 2009-01-24 Paul Brook <paul@codesourcery.com>
18401 * config/arm/neon.md (neon_type): Move to arm.md.
18402 (neon_mov<VSTRUCT>): Add neon_type attribute.
18403 * config/arm/arm.md (neon_type): Move to here.
18404 (conds): Add "unconditioal" and use as default for NEON insns.
18406 2009-01-24 Ben Elliston <bje@au.ibm.com>
18408 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18409 void *' warning from -Wc++-compat.
18410 * Makefile.in (dominance.o-warn): Remove.
18412 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18414 PR tree-optimization/38932
18415 * fold-const.c (fold_unary_ignore_overflow): New.
18416 * tree.h (fold_unary_ignore_overflow): Declare.
18417 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18418 * tree-ssa-sccvn.c (visit_reference_op_load,
18419 simplify_unary_expression): Likewise.
18421 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18423 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18424 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18425 regardless of their type.
18426 * c-common.c (handle_packed_attribute): Don't ignore packed on
18428 * c.opt (Wpacked-bitfield-compat): New warning option.
18429 * stor-layout.c (place_field): Warn if offset of a field changed.
18430 * doc/extend.texi (packed): Mention the ABI change.
18431 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18432 (Warning Options): Add it to the list.
18434 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18436 * c-opts.c (c_common_post_options): Fix a typo in comments.
18438 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18440 PR middle-end/38615
18441 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18442 variables to static.
18443 * doc/invoke.texi (-fmerge-all-constants): Update description.
18445 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18448 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18449 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18451 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18453 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18455 (LOCAL_ALIGNMENT): Similarly.
18457 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18458 Joseph Myers <joseph@codesourcery.com>
18460 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18461 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18462 * config/arm/arm-tune.md: Regenerate.
18463 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18466 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18468 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18469 version number to five.
18471 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18474 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18475 * c-common.c (set_underlying_type): Likewise.
18476 (is_typedef_decl ): Likewise
18478 (set_underlying_type): Likewise.
18479 (is_typedef_type): Likewise.
18481 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18483 PR middle-end/38587
18484 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18487 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18490 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18491 (LIBGCC_SPEC): Don't define.
18492 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18494 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18496 PR rtl-optimization/38879
18497 * alias.c (base_alias_check): Unaligned access via AND address can
18498 alias all surrounding object types except those with sizes equal
18499 or wider than the size of unaligned access.
18501 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18504 * c-decl.c (clone_underlying_type): Move this ...
18505 * c-common.c (set_underlying_type): ... here.
18506 Also, make sure the function properly sets TYPE_STUB_DECL() on
18507 the newly created typedef variant type.
18508 (is_typedef_decl ): New entry point.
18509 * tree.h: Added a new member member_types_needing_access_check to
18510 struct tree_decl_non_common.
18511 (set_underlying_type): New entry point.
18512 (is_typedef_type): Likewise.
18514 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18516 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18517 Check whether two instructions have memory references that
18518 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18519 are helper functions for traversing.
18520 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18521 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18522 not to draw dependency edge for instructions with non-conflicting
18525 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18528 * longlong.h: Update copyright years. Use soft-fp license notice.
18529 Sync __clz_tab declaration with glibc.
18531 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18534 * doc/extend.texi (syscall_linkage): New.
18535 (version_id): Modify.
18537 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18538 Richard Guenther <rguenther@suse.de>
18540 PR tree-optimization/38747
18541 PR tree-optimization/38748
18542 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18543 conversion if the base address is an indirect reference and the
18544 aliasing sets could cause issues.
18546 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18548 * common.opt (fgraphite, fgraphite-identity): Add comment for
18549 explaining why these options are not documented.
18551 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18553 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18554 gimple_call_lhs is NULL.
18556 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18559 * emit-rtl.c (adjust_address_1): Make sure memref is never
18562 2009-01-20 Ben Elliston <bje@au.ibm.com>
18564 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18565 const qualifier from arg parameter. Remove unnecessary cast to char *.
18566 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18567 const qualifier from arg 2.
18569 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18571 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18573 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18576 * rtl.h (reinit_regs): New prototype.
18577 * regclass.c: Include ira.h.
18578 (reinit_regs): New.
18579 * Makefile.in (regclass.o): Add ira.h.
18580 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18582 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18585 * c-common.c (handle_aligned_attribute): Use
18586 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18587 default alignment value.
18589 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18591 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18592 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18594 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18595 __BIGGEST_ALIGNMENT__.
18597 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18599 2009-01-18 Richard Guenther <rguenther@suse.de>
18601 PR tree-optimization/38819
18602 * tree-flow.h (operation_could_trap_helper_p): Declare.
18603 * tree-eh.c (operation_could_trap_helper_p): Export.
18604 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18605 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18606 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18607 are about to insert a possibly trapping instruction and fail
18610 2009-01-18 Andreas Schwab <schwab@suse.de>
18612 * doc/install.texi (Configuration): Remove obsolete paragraph
18613 about use of --with-gnu-ld with --with-gnu-as.
18615 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18617 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18618 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18619 Follow spelling conventions.
18621 2009-01-18 Ben Elliston <bje@au.ibm.com>
18623 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18624 C++ warning about implicit conversion from void * to struct
18626 (bitmap_obstack_free): Likewise for bitmap_element *.
18627 * Makefile.in (bitmap.o-warn): Remove.
18629 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18631 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18633 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18634 Tobias Grosser <tobi.grosser@amd.com>
18636 * graphite.c (graphite_trans_scop_block): Do not block single
18639 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18641 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18642 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18643 test with assertion.
18645 2009-01-16 Richard Guenther <rguenther@suse.de>
18647 PR tree-optimization/38835
18648 PR middle-end/36227
18649 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18650 and INT + PTR -> (INT)(PTR p+ INT) folding.
18651 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18653 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18656 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18657 the subreg from a lowpart subreg if it is also casting the value.
18659 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18660 Tobias Grosser <tobi.grosser@amd.com>
18662 * graphite.c (compare_prefix_loops): New.
18663 (build_scop_canonical_schedules): Rewritten.
18664 (graphite_transform_loops): Move build_scop_canonical_schedules
18665 after build_scop_iteration_domain.
18667 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18668 Tobias Grosser <tobi.grosser@amd.com>
18670 * graphite.c (add_conditions_to_domain): Add the loops to
18671 the dimension of the iteration domain. Do copy the domain
18672 only when it exists.
18673 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18674 (add_conditions_to_constraints): New.
18675 (can_generate_code_stmt, can_generate_code): Removed.
18676 (gloog): Do not call can_generate_code.
18677 (graphite_transform_loops): Call add_conditions_to_constraints
18678 after building the iteration domain.
18680 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18682 PR tree-optimization/38789
18683 * tree-ssa-threadedge.c
18684 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18685 __builtin_constant_p.
18687 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18689 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18690 examined before deleting them.
18692 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18694 * function.c (aggregate_value_p): Correctly extract the function
18695 type from CALL_EXPR_FN lookup.
18697 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18699 * config/picochip/picochip.c (picochip_override_options): Revert
18700 CFI asm flag disable commited previously.
18702 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18703 Tobias Grosser <tobi.grosser@amd.com>
18704 Jan Sjodin <jan.sjodin@amd.com>
18706 * graphite.c (scan_tree_for_params): On substractions negate
18707 all the coefficients of the term.
18708 (clast_to_gcc_expression_red): New. Handle reduction expressions
18709 of more than two operands.
18710 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18711 (get_vdef_before_scop): Handle also the case of default definitions.
18713 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18715 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18716 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18717 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18719 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18720 Joey Ye <joey.ye@intel.com>
18722 PR middle-end/37843
18723 * cfgexpand.c (expand_stack_alignment): Don't update stack
18724 boundary nor check incoming stack boundary here.
18725 (gimple_expand_cfg): Update stack boundary and check incoming
18726 stack boundary here.
18728 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18730 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18732 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18734 PR rtl-optimization/38245
18735 * calls.c (expand_call): Add stack arguments to
18736 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18737 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18738 in regs and partially in memory or BLKmode arguments.
18739 (emit_library_call_value_1): Add stack arguments to
18740 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18741 ACCUMULATE_OUTGOING_ARGS).
18742 * dce.c: Include tm_p.h.
18743 (find_call_stack_args): New function.
18744 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18746 (mark_insn): Call find_call_stack_args for CALL_Ps.
18747 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18748 forwards. Allocate and free arg_stores bitmap if needed, pass it
18749 down to deletable_insn_p, don't mark stores set in arg_stores
18750 bitmap, clear the bitmap at the beginning of each bb.
18751 * Makefile.in (dce.o): Depend on $(TM_P_H).
18753 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18756 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18757 to make sure the insn is a conditional test (bug 22599). Reformat a
18760 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18762 PR middle-end/38431
18763 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18764 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18765 (gloog): Do not call cleanup_tree_cfg.
18766 (graphite_transform_loops): Call cleanup_tree_cfg after all
18767 scops have been code generated.
18769 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18770 * doc/gty.texi (Invoking the garbage collector): Added new node
18771 and section documenting ggc_collect.
18773 2009-01-14 Richard Guenther <rguenther@suse.de>
18775 PR tree-optimization/38826
18776 PR middle-end/38477
18777 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18778 initialization notes only if we actually emitted a warning.
18779 (intra_create_variable_infos): Add constraints for a result decl
18780 that is passed by hidden reference.
18781 (build_pred_graph): Mark all related variables non-direct on
18784 2009-01-14 Nick Clifton <nickc@redhat.com>
18786 * ira-conflicts.c: Include addresses.h for the definition of
18788 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18789 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18791 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18794 * Makefile.in (ira-lives.o): Add except.h.
18796 * ira-lives.c: Include except.h.
18797 (process_bb_node_lives): Process can_throw_internal.
18799 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18801 PR rtl-optimization/38774
18802 * combine.c (simplify_set): When undoing cc_use change, don't do
18803 PUT_CODE on the newly created comparison, but instead put back the
18806 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18808 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18809 values. Remove duplicate arm8 entry.
18811 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18813 PR tree-optimization/38786
18814 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18815 the SSA_NAME case of expand_scalar_variables_expr.
18816 Set the type of an expression to the type of its assign statement.
18817 (expand_scalar_variables_expr): Also gather the scalar computation
18818 used to index the memory access. Do not pass loop_p.
18819 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18820 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18821 the gimple_stmt_iterator where it inserts new code.
18822 Do not pass loop_p.
18823 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18824 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18826 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18828 * graphite.h (debug_value): Removed.
18829 * graphite.c (debug_value): Removed.
18831 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18833 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18834 ldrd/strd with two 32-bit instructions.
18836 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18838 * config/arm/arm.c (struct processors): Pass for speed down into
18839 cost helper functions.
18840 (const_ok_for_op): Handle COMPARE and inequality nodes.
18841 (arm_rtx_costs_1): Rewrite.
18842 (arm_size_rtx_costs): Update prototype.
18843 (arm_rtx_costs): Pass speed down to helper functions.
18844 (arm_slowmul_rtx_costs): Rework cost calculations.
18845 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18846 (arm_9e_rtx_costs): Likewise.
18848 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18850 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18851 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18852 (alpha_legitimize_address): Do not split local symbols wider than
18853 UNITS_PER_WORD into HIGH/LO_SUM parts.
18855 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18858 * gcc.c (process_command): Replace call to execvp with calls
18859 to pex_one and exit.
18861 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18864 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18865 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18866 variant for devices with 3-byte PC.
18867 (__tablejump_elpm__): New.
18869 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18872 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18873 offsetof member-designator, handle it as `[0].'.
18875 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18877 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18878 function when not using named sections on targets with named sections
18879 if branch distance is less than 262132.
18881 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18883 * combine.c (combine_instructions): Recompute
18884 optimize_this_for_speed_p for each BB in the main combine loop.
18886 2009-01-12 Tomas Bily <tbily@suse.cz>
18889 * tree-loop-distribution.c (prop_phis): New function.
18890 (generate_builtin): Call prop_phis.
18891 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18893 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18895 PR tree-optimization/38807
18896 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18897 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18899 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18901 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18902 subreg of op0 to the original op0.
18904 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18906 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18908 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18911 * mips-tfile.c (parse_def): Fix parsing of def strings
18912 starting with digits.
18914 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18917 * config/arm/arm.c (arm_is_long_call_p): Don't call
18918 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18920 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18922 * regrename.c (regrename_optimize): Fix dumping.
18923 (find_oldest_value_reg): Preserve REG_POINTER.
18924 (copy_hardreg_forward_1): Likewise.
18926 2009-01-09 Diego Novillo <dnovillo@google.com>
18928 * gimple.h (struct gimple_statement_base) <uid>: Document
18929 the restrictions on its use.
18930 (gimple_uid): Tidy.
18931 (gimple_set_uid): Tidy.
18933 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18935 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18936 zero guard even if align_bytes != 0 and count is smaller than
18939 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18941 PR rtl-optimization/38495
18942 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18943 (add_range_and_copies_from_move_list): Print all added ranges.
18944 Add ranges to memory optimized destination.
18946 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18950 * config/i386/i386.c (override_options): Reject
18951 -mstringop-strategy=rep_8byte with -m32.
18952 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18953 to 1. Do count comparison against epilogue_size_needed at compile
18954 time even when count_exp was constant forced into register. For
18955 size_needed don't jump to epilogue, instead just avoid aligning
18956 and invoke the body algorithm. If need_zero_guard, add zero guard
18957 even if count is non-zero, but smaller than size_needed + number of
18958 bytes that could be stored for alignment.
18959 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18960 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18961 but smaller than size_needed + number of bytes that could be stored
18962 for alignment. Compare size_needed with epilogue_size_needed instead
18963 of desired_align - align, don't adjust size_needed, pass
18964 epilogue_size_needed to the epilogue expanders.
18967 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18969 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18971 * pa.c (last_address): Change to unsigned.
18972 (update_total_code_bytes): Change argument to unsigned. Don't
18973 check if insn addresses are set.
18974 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18975 addresses are not set.
18976 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18978 2009-01-09 Nick Clifton <nickc@redhat.com>
18980 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18981 DECL_DECLARED_INLINE_P.
18983 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18985 PR middle-end/38347
18986 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18987 GET_MODE (op0) in operand_subword_force calls.
18989 PR middle-end/38771
18990 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18991 fold_convert arg0 operands to TREE_TYPE (op0) first.
18993 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18995 * params.def (ira-max-conflict-table-size): Decrease default value
18998 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19000 PR tree-optimization/37031
19001 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19003 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19004 allocate it using gc instead of heap, use VEC_quick_push instead of
19006 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19007 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19008 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19009 allocated vector from heap allocated.
19010 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19011 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19012 vector only after perfect_loop_nest_depth call.
19014 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19015 Jan Sjodin <jan.sjodin@amd.com>
19017 PR tree-optimization/38559
19018 * graphite.c (debug_value, copy_constraint,
19019 swap_constraint_variables, scale_constraint_variable, ): New.
19020 (get_lower_bound, get_upper_bound): Removed.
19021 (graphite_trans_bb_strip_mine): Clean up this code that works
19022 only for constant number of iterations. Fully copy upper and
19023 lower bound constraints, not only the constant part of them.
19024 * graphite.h (debug_value): Declared.
19026 2009-01-08 Ira Rosen <irar@il.ibm.com>
19028 PR tree-optimization/37194
19029 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19030 Don't add the cost of cost model guard in prologue to scalar
19031 outside cost in case of known number of iterations.
19033 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19034 Alan Modra <amodra@bigpond.net.au>
19036 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19037 non-word-aligned REG+CONST addressing.
19039 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19042 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19043 free_after_compilation when outputting a thunk.
19044 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19045 Do not call free_after_compilation here.
19047 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19049 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19050 (ix86_valid_target_attribute_inner_p): Ditto.
19052 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19054 PR tree-optimization/38492
19055 PR tree-optimization/38498
19056 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19057 * tree-chrec.h (scev_is_linear_expression): Declared.
19058 * graphite.c (graphite_cannot_represent_loop_niter): New.
19059 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19060 (graphite_loop_normal_form): Use gcc_assert.
19061 (scan_tree_for_params): Use CASE_CONVERT.
19062 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19063 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19064 Use gcc_assert. Discard scops that contain unhandled cases.
19065 (build_scop_conditions): Return a boolean status for unhandled cases.
19066 (strip_mine_profitable_p): Print the loop number, not its depth.
19067 (is_interchange_valid): Pass the depth of the loop nest, don't
19068 recompute it wrongly.
19069 (graphite_trans_bb_block): Same.
19070 (graphite_trans_bb_block): Print tentative of loop blocking.
19071 (graphite_trans_scop_block): Do not print that the loop has been
19073 (graphite_transform_loops): Do not handle scops that contain condition
19076 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19078 AVX Programming Reference (December, 2008)
19079 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19080 (_mm256_stream_pd): Likewise.
19081 (_mm256_stream_ps): Likewise.
19083 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19084 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19085 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19086 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19087 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19088 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19089 (ix86_expand_special_args_builtin): Likewise.
19091 * config/i386/sse.md (AVXMODEDI): New.
19092 (avx_movnt<mode>): Likewise.
19093 (avx_movnt<mode>): Likewise.
19094 (<sse>_movnt<mode>): Remove AVX support.
19095 (sse2_movntv2di): Likewise.
19097 2009-01-07 Richard Guenther <rguenther@suse.de>
19099 PR middle-end/38751
19100 * fold-const.c (extract_muldiv): Remove obsolete comment.
19101 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19102 to PLUS_EXPR canonicalization for the canonicalization.
19104 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19106 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19107 hosted cross-compilers generating less efficient code.
19109 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19111 * function.h (rtl_data): Add a dbr_scheduled_p field.
19112 * reorg.c (dbr_schedule): Set it.
19113 (gate_handle_delay_slots): Check it.
19114 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19115 (mips_reorg): Check flag_delayed_branch instead of
19116 mips_base_delayed_branch.
19117 (mips_override_options): Don't set mips_base_delayed_branch
19118 or flag_delayed_branch.
19120 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19122 PR rtl-optimization/38426.
19123 * ira.c (ira): Set current_function_is_leaf earlier.
19125 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19127 PR rtl-optimization/38722
19128 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19129 too early, only set a flag and modify after last possible
19132 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19135 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19136 * real.c (decimal_single_format): Correct values of emin and emax.
19137 (decimal_double_format): Ditto.
19138 (decimal_quad_format): Ditto.
19139 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19140 computation of DECnn_MIN and DECnn_MAX for corrected values of
19141 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19142 __DECnn_MIN__, and adjust its computation for the corrected value
19145 2009-01-06 Jan Hubicka <jh@suse.cz>
19148 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19150 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19152 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19153 Add Robert Clark to the list of testers.
19155 2009-01-06 Jan Hubicka <jh@suse.cz>
19156 Kai Tietz <kai.tietz@onevision.com>
19158 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19159 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19161 2009-01-06 Jan Hubicka <jh@suse.cz>
19162 Kai Tietz <kai.tietz@onevision.com>
19164 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19166 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19167 (ix86_nsaved_regs): Count only general purpose regs.
19168 (ix86_nsaved_sseregs): New.
19169 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19170 to 16 for w64; compute padding and size of sse reg save area.
19171 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19172 general purpose regs.
19173 (ix86_emit_save_sse_regs_using_mov): New.
19174 (ix86_expand_prologue): Save SSE regs if needed.
19175 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19176 (ix86_emit_restore_sse_regs_using_mov): New.
19177 (ix86_expand_epilogue): Save SSE regs if needed.
19179 2009-01-06 Jan Hubicka <jh@suse.cz>
19180 Kai Tietz <kai.tietz@onevision.com>
19182 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19183 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19184 functions when accumulate outgoing args is off.
19186 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19189 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19190 before using pseudos_have_intersected_live_ranges_p.
19192 * ira-int.h (ira_assert): Always define.
19194 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19196 AVX Programming Reference (December, 2008)
19197 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19198 (_mm256_permute2_pd): Likewise.
19199 (_mm_permute2_ps): Likewise.
19200 (_mm256_permute2_ps): Likewise.
19201 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19202 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19204 * config/i386/i386.c (ix86_builtins): Remove
19205 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19206 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19207 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19208 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19209 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19210 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19211 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19212 __builtin_ia32_vpermil2ps256.
19213 (ix86_init_mmx_sse_builtins): Updated.
19214 (ix86_expand_args_builtin): Likewise.
19216 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19218 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19219 long absolute calls when generating PA 2.0 code.
19221 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19223 PR rtl-optimization/38583
19224 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19226 * params.def (ira-max-conflict-table-size): New.
19228 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19230 * ira.h (ira_conflicts_p): New external definition.
19232 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19233 table. Report this. Return result of building.
19234 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19235 building conflict table.
19237 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19238 (ira_color): Use ira_conflicts_p.
19240 * global.c: Include ira.h.
19241 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19244 * Makefile.in (global.o): Add ira.h.
19246 * ira-build.c (mark_all_loops_for_removal,
19247 propagate_some_info_from_allocno): New.
19248 (remove_unnecessary_allocnos): Call
19249 propagate_some_info_from_allocno.
19250 (remove_low_level_allocnos): New.
19251 (remove_unnecessary_regions): Add parameter. Call
19252 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19253 parameter to remove_unnecessary_regions.
19254 (ira_build): Remove all regions but root if the conflict table was
19255 not built. Update conflict hard regs for allocnos crossing calls.
19257 * ira.c (ira_conflicts_p): New global.
19258 (ira): Define and use ira_conflicts_p.
19260 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19261 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19262 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19264 2009-01-06 Ben Elliston <bje@au.ibm.com>
19266 * gengtype-lex.l (YY_NO_INPUT): Define.
19268 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19271 * c-common.c (handle_vector_size_attribute): Also reject
19272 BOOLEAN_TYPE types.
19274 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19276 PR tree-optimization/38492
19277 * graphite.c (rename_map_elt, debug_rename_elt,
19278 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19279 rename_map_elt_info, eq_rename_map_elts,
19280 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19281 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19282 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19283 (sese_build_livein_liveouts): New.
19284 (new_sese, free_sese): New.
19285 (new_scop): Call new_sese.
19286 (free_scop): Call free_sese.
19287 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19288 (register_old_new_names): Renamed register_old_and_new_names.
19289 (register_scop_liveout_renames, add_loop_exit_phis,
19290 insert_loop_close_phis, struct igp,
19291 default_liveout_before_guard, add_guard_exit_phis,
19292 insert_guard_phis, copy_renames): New.
19293 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19294 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19295 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19296 (scop_adjust_phis_for_liveouts): New.
19297 (gloog): Call scop_adjust_phis_for_liveouts.
19299 * graphite.h (struct sese): Documented. Added fields liveout,
19300 num_ver and livein.
19301 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19302 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19303 (struct scop): Added field liveout_renames.
19304 (SCOP_LIVEOUT_RENAMES): New.
19306 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19308 PR tree-optimization/38510
19309 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19310 (translate_clast): Call recompute_all_dominators before
19312 (gloog): Call recompute_all_dominators before graphite_verify.
19314 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19315 Jan Sjodin <jan.sjodin@amd.com>
19317 PR tree-optimization/38500
19318 * graphite.c (create_sese_edges): Call fix_loop_structure after
19321 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19323 * config.gcc: Add m32r*-*-rtems*.
19324 * config/m32r/rtems.h: New file.
19326 2009-01-05 Ben Elliston <bje@au.ibm.com>
19328 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19329 (.po.pox): Likewise.
19330 (po/gcc.pot): Likewise.
19332 2009-01-04 David S. Miller <davem@davemloft.net>
19334 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19335 (STARTING_FRAME_OFFSET): Always set to zero.
19337 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19339 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19340 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19341 fixed-point types, and vectors of the same.
19343 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19345 * config/mips/sync.md (*mb_barrier): Rename to...
19346 (*memory_barrier): ...this.
19348 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19350 * doc/extend.texi (Function Attributes): Move @cindex after @item
19351 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19352 and put in alphabetical order. Fix 'target' name and put in order.
19353 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19356 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19358 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19359 (memory_barrier): Expand as unspec instead of unspec_volatile.
19360 Remove mem:BLK from insn operands. Use Pmode scratch register.
19361 (*memory_barrier): Define as unspec instead of unspec_volatile.
19362 Use (match_dup 0) as input operand.
19364 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19365 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19366 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19367 scratch register. Remove operand 1.
19368 (*stbar): Define as unspec instead of unspec_volatile.
19369 Use (match_dup 0) as input operand, remove (const_int 8).
19370 (*membar): Define as unspec instead of unspec_volatile.
19371 Use (match_dup 0) as input operand, remove input operand 2.
19373 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19374 (memory_barrier): Expand as unspec instead of unspec_volatile.
19375 Remove mem:BLK from insn operands. Use Pmode scratch register.
19376 (*memory_barrier): Define as unspec instead of unspec_volatile.
19377 Use (match_dup 0) as input operand.
19379 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19380 Remove mem:BLK from insn operands. Use Pmode scratch register.
19381 Set volatile flag on operand 0.
19382 (*memory_barrier): New insn pattern.
19384 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19386 (*memory_barrier): Use (match_dup 0) as input operand.
19388 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19389 Remove mem:BLK from insn operands. Use Pmode scratch register.
19390 Set volatile flag on operand 0.
19391 (*mb_internal): New insn pattern.
19393 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19395 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19397 PR middle-end/38586
19398 * function.c (struct temp_slot): Move to the section of the file
19399 that deals with temp slots. Remove field 'address'.
19400 (temp_slot_address_table): New hash table of address -> temp slot.
19401 (struct temp_slot_address_entry): New struct, items for the table.
19402 (temp_slot_address_compute_hash, temp_slot_address_hash,
19403 temp_slot_address_eq, insert_temp_slot_address): Support functions
19405 (find_temp_slot_from_address): Rewrite to use the new hash table.
19406 (remove_unused_temp_slot_addresses): Remove addresses of temp
19407 slots that have been made available.
19408 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19409 worker function for remove_unused_temp_slot_addresses.
19410 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19411 Add the temp slot address to the address -> temp slot map.
19412 (update_temp_slot_address): Update via insert_temp_slot_address.
19413 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19414 (pop_temp_slots): Likewise.
19415 (init_temp_slots): Allocate the address -> temp slot map, or empty
19416 the map if it is already allocated.
19417 (prepare_function_start): Initialize temp slot processing.
19419 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19421 PR middle-end/38584
19422 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19423 Calculate the size of all stack vars assuming no packing of stack
19424 vars will happen, replacing a quadratic algorithm with a linear one.
19426 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19429 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19432 2009-01-03 Diego Novillo <dnovillo@google.com>
19434 * doc/contrib.texi: Update contributions.
19436 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19439 * builtins.c (fold_builtin_memory_op): Give up if either operand
19440 is volatile. Set srctype or desttype to non-qualified version
19444 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19445 and FUNCTION_DECLs.
19447 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19449 PR rtl-optimization/35805
19450 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19451 problem if fast dce is able to remove any instructions.
19452 * dce.c (dce_process_block): Fix dump message.
19454 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19457 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19459 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19461 PR middle-end/38690
19462 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19463 * tree-pretty-print.c (op_code_prio): New function.
19464 (op_prio): No longer static. Use op_code_prio.
19465 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19466 Use op_prio and op_code_prio to determine if () should be
19467 printed around operand(s) or not.
19469 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19470 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19471 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19472 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19473 pp_character instead of pp_string for single letter printing.
19475 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19477 * doc/extend.texi: Fix '#pragma GCC option' typo.
19479 2009-01-02 Richard Guenther <rguenther@suse.de>
19481 * doc/install.texi (--enable-checking): Mention different
19482 default for stage1.
19483 (--enable-stage1-checking): Document.
19485 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19487 PR middle-end/30142
19488 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19489 case to be an error.
19491 2009-01-02 Ben Elliston <bje@au.ibm.com>
19493 * config/fp-bit.h (pack_d): Constify argument.
19494 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19495 (isnan): Constify argument.
19497 (iszero): Likewise.
19498 (pack_d): Likewise.
19499 (_fpadd_parts): Constify return type.
19500 (_fpmul_parts): Likewise.
19501 (_fpdiv_parts): Likewise.
19503 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19506 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19507 warn about overwriting initializer with side-effects or
19508 -Woverride-init if !IMPLICIT.
19509 (output_init_element): Likewise. Pass IMPLICIT down to
19511 (process_init_element): Add IMPLICIT argument. Pass it down
19512 to output_init_element.
19513 (push_init_element, pop_init_level, set_designator): Adjust
19514 process_init_element callers.
19515 (set_nonincremental_init, set_nonincremental_init_from_string):
19516 Adjust add_pending_init callers.
19517 (output_pending_init_elements): Adjust output_init_element callers.
19518 * c-tree.h (process_init_element): Adjust prototype.
19519 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19520 process_init_element callers.
19523 Copyright (C) 2009 Free Software Foundation, Inc.
19525 Copying and distribution of this file, with or without modification,
19526 are permitted in any medium without royalty provided the copyright
19527 notice and this notice are preserved.