1 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
4 being statically linked.
6 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
10 2009-10-08 Jan Hubicka <jh@suse.cz>
13 * ipa.c (cgraph_externally_visible_p,
14 function_and_variable_visibility,
15 whole_program_function_and_variable_visibility): Skip non-finalized
18 2009-10-08 Nick Clifton <nickc@redhat.com>
20 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
23 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
26 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
28 2009-10-07 Joseph Myers <joseph@codesourcery.com>
31 * c-common.c (c_fully_fold_internal): Strip nops from the result
32 of recursive calls to c_fully_fold_internal.
33 (c_wrap_maybe_const): New.
34 (c_save_expr): Use c_wrap_maybe_const.
35 * c-common.h (c_wrap_maybe_const): Declare.
36 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
37 build_binary_op): Use c_wrap_maybe_const.
39 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
41 * real.c: Fix comment to reflect actual exponent size.
43 2009-10-08 Ben Elliston <bje@au.ibm.com>
45 * config/rs6000/a2.md: Add FSF comment header.
47 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
49 * config/i386/i386.md (any_extend): New code iterator.
50 (u, s): New code attributes.
52 (DWIH): Rewrite as code iterator for SI and DI modes.
53 (DWI): Rewrite as mode attribute.
54 (dwi): New mode attribute.
55 (di): Depend on SI mode and DI mode.
56 (doubleint_general_operand): Remove mode attribute.
58 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
61 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
62 (*sub<mode>3_doubleword): Ditto.
64 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
65 using SWIM248 mode iterator.
66 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
67 using SWI48 mode iterator.
68 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
69 patterns using DWIH mode iterator and any_extend code iterator.
70 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
71 using any_extend code iterator.
72 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
73 patterns using DWIH mode iterator and any_extend code iterator.
74 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
75 using any_extend code iterator.
76 (<s>mul<mode>3_highpart): Macroize expander from
77 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
78 and any_extend code iterator.
79 (*<s>muldi3_highpart_1): Macroize insn from
80 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
81 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
82 patterns using any_extend code iterator.
83 (*<s>mulsi3_highpart_zext): Macroize insn from
84 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
86 2009-10-07 Jakub Jelinek <jakub@redhat.com>
88 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
89 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
90 refering to a DIE with DW_AT_const_value.
92 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
95 * ira-lives.c (check_and_make_def_conflict): Process all operands.
97 2009-10-06 Jan Hubicka <jh@suse.cz>
99 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
102 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
104 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
105 *lea_2_rex64): Move before *add<mode>_1 pattern.
107 2009-10-07 Jan Hubicka <jh@suse.cz>
109 * collect2.c (main): Add -fno-whole-program.
110 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
112 2009-10-07 Jan Hubicka <jh@suse.cz>
114 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones has
116 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
118 (cgraph_clone_node): Clear externally_visible flag for clones.
119 * cgraph.h (cgraph_only_called_directly_p,
120 cgraph_can_remove_if_no_direct_calls_p): New predicates.
121 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
122 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
123 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
124 ipcp_insert_stage): Likwise.
125 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
126 externally_visible flag.
127 (verify_cgraph_node): Verify that inline clones look right.
128 (process_function_and_variable_attributes): Do not set
129 externally_visible flags.
130 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
132 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
134 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
135 clear externally_visible when turning into inline clones
136 (cgraph_mark_inline_edge): Use new predicates.
137 (cgraph_estimate_growth): Likewise.
138 (cgraph_decide_inlining): Likewise.
139 * ipa.c (cgraph_postorder): Likewise.
140 (cgraph_remove_unreachable_nodes): Likewise; sanity check
141 that inline clones are not needed.
142 (cgraph_externally_visible_p): New predicate.
143 (function_and_variable_visibility): Add whole_program parameter;
144 always set externally_visible flag; handle COMDAT function
146 (local_function_and_variable_visibility): New function.
147 (gate_whole_program_function_and_variable_visibility): New function.
148 (whole_program_function_and_variable_visibility): New function.
149 (pass_ipa_whole_program_visibility): New function.
150 * passes.c (init_optimization_passes): Add whole program visibility
152 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
153 not care about needed/reachable flags.
154 * varpool.c: Include flags.h
155 (decide_is_variable_needed): When doing LTO assume whole-program mode.
156 (varpool_finalize_decl): When we are in LTO read-back, all variables
158 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
160 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
162 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
165 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
167 * config.gcc: Don't include the makefile fragments intended for
169 * config/s390/fixdfdi.h: File removed.
170 * config/s390/libgcc-glibc.ver: File removed.
171 * config/s390/s390.h: Remove the fixdfdi.h hack.
172 * config/s390/t-crtstuff: File moved to libgcc dir.
173 * config/s390/t-linux: Likewise.
174 * config/s390/t-tpf: libgcc specific parts removed.
175 * config/s390/t-linux64: Likewise.
177 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
179 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
180 (lto-compress.o): Likewise.
182 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
185 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
186 dllexport to class members here.
187 (i386_pe_determine_dllimport_p): Only check static class data for
189 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
190 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
191 functions for vague linkage.
192 (i386_pe_type_dllexport_p): Fix formatting.
193 (maybe_add_dllexport) New function.
194 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
197 2009-10-07 Ben Elliston <bje@au.ibm.com>
199 * config/rs6000/a2.md: Remove duplicated lines.
201 2009-10-07 Ben Elliston <bje@au.ibm.com>
203 * config.gcc (powerpc*-*-*): Handle a2.
204 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
205 * config/rs6000/a2.md: New file.
206 * config/rs6000/rs6000.opt (mno-update): New.
207 (mupdate): Return to using a mask, not a var.
208 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
209 (enum processor_type): Add PROCESSOR_PPCA2.
210 * config/rs6000/rs6000.c (ppca2_cost): New costs.
211 (rs6000_override_options): Add "a2" to processor_target_table.
212 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
213 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
215 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
217 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
218 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
219 reference to nonexistent gen_truncxfxf2 function.
221 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
223 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
224 (DWIH, g, di, doubleint_general_operand): New mode attributes.
225 (general_operand): Handle TI mode.
226 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
227 using SDWIM mode iterator.
228 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
229 pattern from *add{di,ti}3_1 patterns and corresponding splitters
230 using DWI mode iterator.
231 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
232 patterns using SWI mode iterator.
233 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
234 using SWI48 mode iterator.
235 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
236 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
237 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
238 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
239 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
240 using SDWIM mode iterator.
241 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
242 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
243 using DWI mode iterator.
244 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
245 patterns using SWI mode iterator.
246 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
247 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
248 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
249 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
250 patterns using plusminus code iterator.
251 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
252 sub<mode>3 patterns using plusminus code iterator.
253 * config/i386/i386.c (override_options): Update call to
254 gen_subdi_carry_rex64 for renamed function.
255 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
256 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
257 calls to instruction expanders.
259 2009-10-06 Martin Jambor <mjambor@suse.cz>
262 * opts.c (decode_options): Run IPA-SRA at -O2.
264 2009-10-06 Richard Guenther <rguenther@suse.de>
266 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
268 2009-10-06 Tobias Burnus <burnus@net-b.de>
271 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
272 -flto and -fwhole-program flags can be combined.
274 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
277 * gcc.c (process_command): Check that -o argument was specified.
279 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
281 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix
284 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
286 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
287 * doc/invoke.texi (Warning Options): Annotate allowed languages
288 for -Wunsuffixed-float-constants.
290 2009-10-05 Jakub Jelinek <jakub@redhat.com>
292 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
293 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
294 same name and isn't the main variant.
297 * dwarf2out.c (loc_by_reference): Removed.
298 (dw_loc_list_1): New function.
299 (dw_loc_list): Remove toplev argument, add want_address argument.
300 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
301 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
302 want_address == 2 to dw_loc_list. For successful dw_loc_list
303 set have_address to 1 only if want_address is not 0.
305 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
307 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
308 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
309 a code block followed by two pointers.
310 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
311 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
312 (MIPS_MOVE): Likewise.
313 (MIPS_LUI): Likewise.
315 (MIPS_BAL): Likewise.
316 (MIPS_NOP): Likewise.
317 (mips_asm_trampoline_template): Delete.
318 (mips_trampoline_code_size): New function.
319 (mips_trampoline_init): Add shorter sequences for all cases
320 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
321 Calculate the opcodes directly, rather than copying from a template.
322 Only flush the code part of the trampoline.
323 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
325 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
327 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
328 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
329 (INCOMING_RETURN_ADDR_RTX): Likewise.
330 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
332 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
333 with RETURN_ADDR_REGNUM.
334 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
335 * config/mips/mips.c (mips16_build_call_stub): Replace
336 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
337 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
338 (mips_print_operand_punctuation): Likewise.
339 (mips_frame_set): Likewise.
340 (mips16e_output_save_restore): Likewise.
341 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
342 (mips_save_reg_p): Likewise.
343 (mips_return_addr): Likewise.
344 (mips_set_return_address): Likewise.
345 (mips_direct_save_slot_move_p): Likewise.
346 (mips_output_function_prologue): Likewise.
347 (mips_restore_reg): Likewise.
348 (mips_expand_epilogue): Likewise.
349 (mips_epilogue_uses): Likewise.
350 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
351 (*mov<mode>_ra): Use it instead of a hard-coded 31.
352 (clear_hazard_<mode>): Likewise.
353 (call_internal): Likewise.
354 (call_internal_direct): Likewise.
355 (call_direct_split): Likewise.
356 (call_value_internal): Likewise.
357 (call_value_split): Likewise.
358 (call_value_internal_direct): Likewise.
359 (call_value_direct_split): Likewise.
360 (call_value_multiple_internal): Likewise.
361 (call_value_multiple_split): Likewise.
363 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
364 Jakub Jelinek <jakub@redhat.com>
366 PR rtl-optimization/41511
367 * combine.c (record_value_for_reg): Pass explicit values as argument
368 to get_last_value_validate.
369 (get_last_value_validate): Document INSN parameter.
370 For non-readonly MEMs, assume they might have been modified if INSN
371 was in another basic block.
372 (get_last_value): Minor reformatting.
374 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
377 * final.c (asm_str_count): Split out from asm_insn_count.
378 * rtl.h (asm_str_count): New prototype.
379 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
382 2009-10-05 Sriraman Tallam <tmsriram@google.com>
384 * doc/plugins.texi: Change plugin_pass to register_pass_info.
386 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
387 Rafael Espindola <espindola@google.com>
389 * gengtype.c (write_types): Moved call to write_func_for_structure
392 2009-10-05 Richard Guenther <rguenther@suse.de>
395 * lto-cgraph.c (output_cgraph): Output toplevel asms.
396 (input_cgraph_1): Input toplevel asms.
398 2009-10-05 Richard Guenther <rguenther@suse.de>
401 * lto-symtab.c (lto_compatible_attributes_p): Remove.
402 (external_aggregate_decl_p): Likewise.
403 (lto_symtab_compatible): Re-structure. Remove dead code.
404 For variables ignore toplevel qualifiers when comparing types.
405 Issue warnings, not errors for mismatched user-alignment.
407 2009-10-05 Richard Guenther <rguenther@suse.de>
411 * lto-symtab.c (struct lto_symtab_base_def): Remove.
412 (struct lto_symtab_identifier_def): Likewise.
413 (struct lto_symtab_decl_def): Likewise.
414 (struct lto_symtab_entry_def): New.
415 (lto_symtab_identifier_t): Rename to ...
416 (lto_symtab_entry_t): ... this.
417 (lto_symtab_decls): Remove.
418 (lto_symtab_base_hash): Rename to ...
419 (lto_symtab_entry_hash): ... this.
420 (lto_symtab_base_eq): Rename to ...
421 (lto_symtab_entry_eq): ... this.
422 (lto_symtab_base_marked_p): Rename to ...
423 (lto_symtab_entry_marked_p): ... this.
424 (lto_symtab_identifier_marked_p): Remove.
425 (lto_symtab_decl_marked_p): Likewise.
426 (lto_symtab_maybe_init_hash_tables): Rename to ...
427 (lto_symtab_maybe_init_hash_table): ... this.
428 (lto_symtab_set_resolution_and_file_data): Remove.
429 (lto_symtab_register_decl): New function.
430 (lto_symtab_get_identifier): Remove.
431 (lto_symtab_get): New function.
432 (lto_symtab_get_resolution): Adjust.
433 (lto_symtab_get_identifier_decl): Remove.
434 (lto_symtab_set_identifier_decl): Likewise.
435 (lto_symtab_merge_decl): Rename to ...
436 (lto_symtab_merge): ... this. Rewrite.
437 (lto_symtab_merge_var): Remove.
438 (lto_symtab_merge_fn): Likewise.
439 (lto_symtab_prevailing_decl): Adjust.
440 (lto_cgraph_replace_node): New function.
441 (lto_symtab_merge_decls_2): Likewise.
442 (lto_symtab_merge_decls_1): Likewise.
443 (lto_symtab_fixup_var_decls): Likewise.
444 (lto_symtab_resolve_symbols): Likewise.
445 (lto_symtab_merge_decls): Likewise.
446 (lto_symtab_prevailing_decl): Adjust.
447 (lto_symtab_get_symtab_def): Remove.
448 (lto_symtab_get_file_data): Likewise.
449 (lto_symtab_clear_resolution): Adjust.
450 (lto_symtab_clear_resolution): Likewise.
451 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
452 (input_cgraph_1): Likewise.
453 * lto-streamer-in.c (get_resolution): Do not provide fake
454 symbol resolutions here.
455 (deferred_global_decls): Remove.
456 (lto_register_deferred_decls_in_symtab): Likewise.
457 (lto_register_var_decl_in_symtab): Change signature, register
458 variable via lto_symtab_register_decl.
459 (lto_register_function_decl_in_symtab): Likewise.
460 (lto_read_tree): Adjust.
461 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
462 (lto_symtab_merge_var): Likewise.
463 (lto_symtab_merge_fn): Likewise.
464 (lto_symtab_register_decl): Declare.
465 (lto_symtab_merge_decls): Likewise.
467 2009-10-05 Richard Guenther <rguenther@suse.de>
469 PR tree-optimization/23821
470 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
471 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
472 simple IV increments.
474 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
476 * config/arm/arm.c (arm_override_options): Really initialize
477 flag_dwarf2_cfi_asm to 0.
479 2009-10-05 Doug Kwan <dougkwan@google.com>
481 PR rtl-optimization/41574
482 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
483 floating point and we are not doing unsafe math optimizations.
485 2009-10-03 Simon Baldwin <simonb@google.com>
486 Cary Coutant <ccoutant@google.com>
487 Rafael Espindola <espindola@google.com>
488 Richard Guenther <rguenther@suse.de>
489 Jan Hubicka <jh@suse.cz>
490 Doug Kwan <dougkwan@google.com>
491 H.J. Lu <hongjiu.lu@intel.com>
492 Bill Maddox <maddox@google.com>
493 Ryan Mansfield <rmansfield@qnx.com>
494 Diego Novillo <dnovillo@google.com>
495 Ollie Wild <aaw@google.com>
496 Kenneth Zadeck <zadeck@naturalbridge.com>
498 * lto-cgraph.c: New file.
499 * lto-compress.c: New file.
500 * lto-compress.h: New file.
501 * lto-opts.c: New file.
502 * lto-section-in.c: New file.
503 * lto-section-out.c: New file.
504 * lto-streamer-in.c: New file.
505 * lto-streamer-out.c: New file.
506 * lto-streamer.c: New file.
507 * lto-streamer.h: New file.
508 * lto-symtab.c: New file.
509 * lto-wpa-fixup.c: New file.
510 * lto-wrapper.c: New file.
512 2009-10-03 Simon Baldwin <baldwin@google.com>
513 Ben Elliston <bje@au.ibm.com>
514 Rafael Espindola <espindola@google.com>
515 Nathan Froyd <froydnj@codesourcery.com>
516 Jan Hubicka <jh@suse.cz>
517 Doug Kwan <dougkwan@google.com>
518 Diego Novillo <dnovillo@google.com>
519 Kenneth Zadeck <zadeck@naturalbridge.com>
521 * Makefile.in (enable_lto): New.
522 (site.exp): If @enable_lto@ is set to 'yes' define
524 (LINKER_PLUGIN_API_H): Define.
525 (LTO_SYMTAB_H): Define.
526 (LTO_STREAMER_H): Define.
527 (TREE_VECTORIZER_H): Define.
528 (INCLUDES): Add LIBELFINC.
529 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
530 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
531 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o,
533 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
534 (native): Add lto-wrapper$(exeext)
535 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
536 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
537 lto-symtab.o, lto-opts.o, lto-streamer.o,
538 lto-wpa-fixup.o): New rules.
539 (gimple.o): Add dependency on LTO_HEADER_H and
541 (varasm.o): Add dependency on tree-iterator.h.
542 (cgraph.o): Add dependency on cif-code.def.
543 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
544 (ipa-pure-const.o): Likewise.
545 (GTFILES): Add lto-symtab.c.
546 (install-lto-wrapper): New.
547 * configure.ac: If 'lto' is in enable_languages, define
548 ENABLE_LTO and enable_lto.
549 If LIBELFLIBS is set, define HAVE_libelf.
550 * config.in: Regenerate.
552 2009-10-03 Rafael Espindola <espindola@google.com>
553 Diego Novillo <dnovillo@google.com>
555 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
557 Call execute_ipa_summary_passes for all_regular_ipa_passes and
559 (cgraph_optimize): Make extern.
561 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
562 Kenneth Zadeck <zadeck@naturalbridge.com>
564 * toplev.c (in_lto_p): Declare.
565 * collect2.c (scan_prog_file): Read all the output when reading
567 (enum lto_mode_d): Declare.
569 2009-10-03 Richard Guenther <rguenther@suse.de>
570 Diego Novillo <dnovillo@google.com>
572 * gimple.c: Include target.h and alias.h.
573 (gimple_types): Declare.
574 (type_hash_cache): Declare.
575 (gimple_alloc_stat): Make extern.
576 (gimple_build_eh_must_not_throw): Call
577 gimple_eh_must_not_throw_set_fndecl.
578 (struct type_pair_d): Declare.
579 (type_pair_t): Declare.
580 (type_pair_hash): New.
582 (lookup_type_pair): New.
583 (gimple_force_type_merge): New.
584 (compare_type_names_p): New.
585 (compare_field_offset): New.
586 (gimple_types_compatible_p): New.
587 (struct sccs): Declare.
588 (next_dfs_num): Declare.
589 (iterative_hash_gimple_type): New.
591 (iterative_hash_type_name): New.
592 (iterative_hash_gimple_type): New.
593 (gimple_type_hash): New.
594 (gimple_type_eq): New.
595 (gimple_register_type): New.
596 (print_gimple_types_stats): New.
597 (gimple_signed_or_unsigned_type): New.
598 (gimple_unsigned_type): New.
599 (gimple_signed_type): New.
600 (gimple_get_alias_set): New.
601 (gimple_decl_printable_name): Do not use DMGL_TYPES.
602 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
603 (gimple_force_type_merge): Declare.
604 (gimple_types_compatible_p): Declare.
605 (gimple_register_type): Declare.
606 (print_gimple_types_stats): Declare.
607 (gimple_unsigned_type): Declare.
608 (gimple_signed_type): Declare.
609 (gimple_get_alias_set): Declare.
610 (gimple_eh_must_not_throw_set_fndecl): New.
612 2009-10-03 Jan Hubicka <jh@suse.cz>
613 Kenneth Zadeck <zadeck@naturalbridge.com>
615 * ipa-pure-const.c: Include lto-streamer.h.
616 (register_hooks): Factor out of ...
617 (generate_summary): ... here.
618 (pure_const_write_summary): New.
619 (pure_const_read_summary): New.
620 (pass_ipa_pure_const): Add pure_const_write_summary and
621 pure_const_read_summary.
622 * ipa-reference.c: Include lto-streamer.h.
623 (add_new_function): New.
624 (remove_node_data): New.
625 (duplicate_node_data): New.
626 (ipa_init): Guard against multiple calls.
627 Move hook setup from analyze_function.
628 (write_node_summary_p): New.
629 (ipa_reference_write_summary): New.
630 (ipa_reference_read_summary): New.
631 (pass_ipa_reference): Add ipa_reference_write_summary and
632 ipa_reference_read_summary.
633 * cgraph.h (cgraph_local_info): Add field lto_file_data.
634 (struct cgraph_edge): Add fields lto_stmt_uid and
635 call_stmt_cannot_inline_p.
636 (cgraph_optimize): Declare.
637 (cgraph_decide_is_function_needed): Declare.
638 (reset_inline_failed): Declare.
639 (enum LTO_cgraph_tags): Declare.
640 (LTO_cgraph_tag_names): Declare.
641 (LCC_NOT_FOUND): Define.
643 2009-10-03 Doug Kwan <dougkwan@google.com>
644 Rafael Espindola <espindola@google.com>
645 Jan Hubicka <jh@suse.cz>
646 Diego Novillo <dnovillo@google.com>
647 Kenneth Zadeck <zadeck@naturalbridge.com>
649 * passes.c (all_regular_ipa_passes): New.
650 (all_ipa_passes): Rename to all_small_ipa_passes.
651 (init_optimization_passes): Init all_regular_ipa_passes.
652 * tree-pass.h (all_regular_ipa_passes): New.
653 (all_ipa_passes): Rename to all_small_ipa_passes.
654 * passes.c (all_lto_gen_passes): New.
655 (init_optimization_passes): Initialize all_lto_gen_passes.
656 (execute_ipa_summary_passes): Make non-static.
657 (ipa_write_summaries_1): New.
658 (ipa_write_summaries_2): New.
659 (ipa_write_summaries): New.
660 (ipa_write_summaries_of_cgraph_node_set): New.
661 (ipa_read_summaries_1): New.
662 (ipa_read_summaries): New.
663 (execute_ipa_pass_list): Call cgraph_process_new_functions.
664 (execute_regular_ipa_pass_list): Remove.
665 (init_optimization_passes): Schedule
666 pass_rebuild_cgraph_edges and pass_early_inline outside
667 of pass_all_early_optimizations. Document reason.
668 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
669 pass_ipa_lto_finish_out): New pass.
670 (pass_ipa_summary_passes): Start and stop timers if the pass
672 (execute_all_ipa_transforms): New.
673 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
674 (dump_properties, debug_properties): New.
675 * tree-optimize.c (gate_all_early_local_passes): Return
676 false if we are in lto1.
677 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
678 * tree-pass.h (execute_all_ipa_transforms): Declare.
679 (pass_ipa_function_and_variable_visibility): Declare.
680 (pass_ipa_early_inline): Declare.
681 (pass_ipa_lto_gimple_out): Declare.
682 (pass_ipa_lto_wpa_fixup): Declare.
683 (pass_ipa_lto_finish_out): Declare.
684 (all_small_ipa_passes, all_regular_ipa_passes,
685 all_lto_gen_passes): Declare.
686 (execute_ipa_summary_passes): Declare.
687 (execute_all_ipa_transforms): Declare.
688 (ipa_write_summaries): Declare
689 (ipa_write_summaries_of_cgraph_node_set): Declare.
690 (ipa_read_summaries): Declare.
692 2009-10-03 Doug Kwan <dougkwan@google.com>
693 Ollie Wild <aaw@google.com>
695 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do
698 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
699 (lto_mode): New variable.
700 (maybe_run_lto_and_relink): Handle the -fwpa option.
701 (main): Handle the -fwpa option.
702 (maybe_unlink_list): New function.
703 * gcc.c (link_lto_options): Replace -flto with -fwpa.
704 * common.opt (flto): New flag.
705 * toplev.c (flag_generate_lto): Declare.
707 2009-10-03 Simon Baldwin <simonb@google.com>
709 * common.opt (flto-compression-level): New flag.
711 * opts.c: Include lto-opts.h.
712 (handle_option): Call lto_register_user_option for each
713 valid option handled.
714 * (decode_options): Clear registered options before the options
717 2009-10-03 Cary Coutant <ccoutant@google.com>
719 * collect2.c (is_elf): New function.
720 (scan_prog_file): Require LTO object to be in ELF format.
722 2009-10-03 Rafael Espindola <espindola@google.com>
724 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
725 libgcc to the linker.
727 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is
730 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
731 (collect_execute): Add flags argument. Pass flags to pex_run. Update
733 * collect2.h (collect_execute): Add flags argument.
734 * tlink.c (tlink_execute): Update call to collect_execute.
735 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
736 (use_linker_plugin): New.
737 (use_linker_plugin_spec_function): New.
738 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
739 (linker_plugin_file_spec): New.
740 (lto_wrapper_spec): New.
742 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
743 (static_spec_functions): Add use-linker-plugin.
744 (process_command): Handle -use-linker-plugin.
745 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
746 linker_plugin_file_spec and lto_gcc_spec.
747 (use_linker_plugin_spec_function): New.
749 2009-10-03 Richard Guenther <rguenther@suse.de>
753 * tree.h (is_lang_specific): Include LANG_TYPE.
754 * tree.c (find_decls_types_r): Manually add interesting parts
755 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
757 * gimple.c (type_pair_hash): Make symmetric.
758 (type_pair_eq): Likewise.
759 (lookup_type_pair): Increase initial hashtable size.
760 (gimple_force_type_merge): Rely on type-pair symmetry.
761 (visit): Remove excessive checking code.
762 (iterative_hash_type_name): Do not hash TYPE_NAME of
764 (gimple_register_type): Remove getenv calls, shrink initial
768 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
769 inline functions if not generating lto output.
772 * toplev.c (finalize): In WPA mode remove the asm file.
774 2009-10-03 Doug Kwan <dougkwan@google.com>
776 * ipa-inline.c (cgraph_mark_inline): Check
777 edge->call_stmt_cannot_inline_p instead of calling
778 gimple_call_cannot_inline_p.
779 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
780 (cgraph_gate_ipa_early_inlining): Return false if
782 (inline_generate_summary): Do nothing in LTRANS.
783 * cgraph.c (initialize_inline_failed): Make sure
784 e->call_stmt exists before calling
785 gimple_call_cannot_inline_p.
786 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
787 (cgraph_clone_edge): Add argument STMT_UID. Modify all
789 Update new_edge->lto_stmt_uid.
790 * cgraphbuild.c (reset_inline_failed): New.
792 * common.opt (fwpa): New flag.
793 (fltrans): New option.
794 * gcc.c (gcc_lto_option_t): New type.
795 (current_lto_option): New variable.
796 (lto_single_spec_function): Remove and is replaced by ..
797 (lto_option_spec_function): New function.
798 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
799 passing the -flto flag.
800 (cc1_options): Separate non-LTO related parts into ..
801 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
802 (lto1_options): New spec for lto FE.
803 (link_lto_options): New spec for handling LTO flags in linker.
804 (invoke_lto_single): Re-format to fit in 80 column. Replace
805 lto-single with lto-option.
806 (static_specs): Add cc1_non_lto_options, lto1_options and
808 (static_spec_function): Replace lto-single with lto-option.
809 (process_command): Handle -flto, -fwpa and -fltran
810 by setting current_lto_option and not passing it to subprocess
813 2009-10-03 Bill Maddox <maddox@google.com>
815 Add `gcc' driver support for link-time code generation (LTO).
817 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
818 (lto_flag, lto_objects, lto_o_file): New variables.
819 (struct lto_object, struct lto_object_list): New structures.
820 (collect_exit, handler): Remove LTO temporary output file on exit.
821 (add_lto_object): New function.
822 (maybe_run_lto_and_relink): New function. Perform link time code
823 generation and relinking for object files containing LTO information.
824 (main): Invoke maybe_run_lto_and_relink().
825 (dump_argv): New function. For debugging, currently disabled.
826 (scan_prog_file): Add LTO information pass.
827 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
829 * toplev.c (compile_file): Emit assembler directive to create
830 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
832 2009-10-03 Diego Novillo <dnovillo@google.com>
834 * c.opt: Add LTO to warn_abi and warn_psabi.
836 * tree.c (fld_worklist_push): Rename from PUSH.
837 Convert to static inline function.
838 Ignore language-specific nodes.
840 (find_decls_types_r): Do not traverse the subtrees of
841 language-specific nodes.
842 Do not traverse DECL_INITIAL for TYPE_DECLs.
843 * tree.h (is_lang_specific): New.
844 * langhooks.h (struct lang_hooks_for_decls): Remove
845 may_need_assembler_name_p. Update all users.
847 * c-common.c (set_builtin_user_assembler_name): Move ...
848 * builtins.c (set_builtin_user_assembler_name): ... here.
849 (is_builtin_name): Add comment
850 (is_builtin_fn): New.
851 * except.c (output_ttype): Only call
852 lookup_type_for_runtime if TYPE is not a runtime type.
854 * passes.c (register_pass): Call position_pass on
855 all_small_ipa_passes, all_regular_ipa_passes and
857 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
858 (TV_IPA_LTO_DECL_IO): Define.
859 (TV_IPA_LTO_CGRAPH_IO): Define.
861 (TV_WHOPR_WPA): Define.
862 (TV_WHOPR_WPA_IO): Define.
863 (TV_WHOPR_LTRANS): Define.
864 (TV_WHOPR_WPA_FIXUP): Define.
865 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
866 * tree-cfg.c (tree_node_can_be_shared): Make extern.
867 * tree-flow.h (tree_node_can_be_shared): Declare.
868 * tree-inline.c (tree_can_inline_p): Check that E has a
869 statement associated with it.
870 * tree.c (free_lang_data_in_binf): Factor out of ...
871 (free_lang_data_in_type): ... here.
872 Call RECORD_OR_UNION_TYPE_P.
873 (need_assembler_name_p): Ignore DECL if it does not have
875 Call lang_hooks.decls.may_need_assembler_name_p if set.
876 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for
878 (free_lang_data): Set debug_info_level to
880 Set write_symbols to NO_DEBUG.
881 Set debug_hooks to do_nothing_debug_hooks.
882 (gate_free_lang_data): Return true if flag_generate_lto
884 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
885 * c-common.h (set_builtin_user_assembler_name): Move ...
886 * tree.h (set_builtin_user_assembler_name): ... here.
888 * common.opt (flto-report): New flag.
889 * opts.c (complain_wrong_lang): Do not complain if
891 * collect2.c (scan_prog_file): Send the error output of
892 'nm' to HOST_BIT_BUCKET.
894 2009-10-03 Ollie Wild <aaw@google.com>
896 * langhooks-def.h (lhd_begin_section): New function declaration.
897 (lhd_write_section): New function declaration.
898 (lhd_end_section): New function declaration.
899 (LANG_HOOKS_BEGIN_SECTION): New macro.
900 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
901 (LANG_HOOKS_END_SECTION): New macro.
902 (LANG_HOOKS_LTO): New macro.
903 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
904 * langhooks.c (output.h): Add include.
905 (saved_section): New static variable.
906 (lhd_begin_section): New function.
907 (lhd_write_section_data): New function.
908 (lhd_end_section): New function.
909 * langhooks.h (struct lang_hooks_for_lto): New structure.
910 (struct lang_hooks): Add member lto.
911 * Makefile.in (langhooks.o): Add dependency on output.h.
913 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
915 2009-10-03 Richard Guenther <rguenther@suse.de>
917 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
920 2009-10-03 Simon Baldwin <simonb@google.com>
921 Richard Guenther <rguenther@suse.de>
922 Janis Johnson <janis187@us.ibm.com>
923 Doug Kwan <dougkwan@google.com>
924 Diego Novillo <dnovillo@google.com>
925 Ramana Radhakrishnan <ramana.r@gmail.com>
926 Ollie Wild <aaw@google.com>
928 * doc/install.texi: Add documentation for libelf and --enable-lto.
929 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr,
930 -fltrans, -flto-report, -flto-compression-level and
932 * doc/sourcebuild.texi: Document use of zlib.
934 Add section for LTO Testing.
936 2009-10-02 Cary Coutant <ccoutant@google.com>
938 Add support for comdat type sections for DWARF v4. Merge from dwarf4
940 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
941 (dw_die_ref): Define vector type.
942 (enum dw_val_class): Add dw_val_class_data8.
943 (struct dw_val_struct): Add v.val_data8.
944 (comdat_type_node_ref): New type.
945 (struct die_struct): Move die_symbol into a union; add new field
946 die_type_node. Change all uses.
947 (comdat_type_node): New type.
948 (skeleton_chain_node): New type.
949 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
950 (comdat_type_list): New variable.
951 (dwarf_tag_name): Add DW_TAG_type_unit.
952 (dwarf_attr_name): Add DW_AT_signature.
953 (add_AT_data8): New function.
954 (replace_child): New function.
955 (move_all_children): New function.
956 (print_signature): New function.
957 (print_die): Print signature information; add dw_val_class_data8.
958 (attr_checksum): Support dw_val_class_data8.
959 (CHECKSUM_STRING): Redefine for DWARF-4 to include
961 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
962 (checksum_sleb128, checksum_uleb128): New functions.
963 (checksum_die_context): New function.
964 (loc_checksum_ordered): New function.
965 (attr_checksum_ordered): New function.
966 (struct checksum_attributes): New structure.
967 (collect_checksum_attributes): New function.
968 (die_checksum_ordered): New function.
969 (generate_type_signature): New function.
970 (same_dw_val_p): Add dw_val_class_data8.
971 (is_symbol_die): Use new is_declaration_die function.
972 (is_declaration_die): New function.
973 (should_move_die_to_comdat): New function.
974 (clone_die): New function.
975 (clone_tree): New function.
976 (clone_as_declaration): New function.
977 (copy_declaration_context): New function.
978 (generate_skeleton_ancestor_tree): New function.
979 (generate_skeleton_bottom_up): New function.
980 (generate_skeleton): New function.
981 (remove_child_or_replace_with_skeleton): New function.
982 (break_out_comdat_types): New function.
983 (struct decl_table_entry): New type.
984 (htab_decl_hash): New function.
985 (htab_decl_eq): New function.
986 (htab_decl_del): New function.
987 (copy_ancestor_tree): New function.
988 (copy_decls_walk): New function.
989 (copy_decls_for_unworthy_types): New function.
990 (build_abbrev_table): Don't assert on missing die_symbol when doing
991 comdat type sections.
992 (size_of_die): Use DW_FORM_sig8 for external references; Add
994 (unmark_dies): Don't assert for unmarked dies when doing comdat
996 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
997 (output_signature): New function.
998 (output_die): Likewise.
999 (output_compilation_unit_header): Mark output as DWARF version 3
1000 even if generating DWARF 4.
1001 (output_comdat_type_unit): New function.
1002 (output_line_info): Mark output as DWARF version 3 even if generating
1004 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1006 (dwarf2out_end_source_file): Likewise.
1007 (prune_unused_types_walk_attribs): Don't follow references into
1008 comdat type sections.
1009 (prune_unused_types_mark): When generating type units, do not mark
1010 children of non-defining declarations of types; do mark children of
1012 (prune_unused_types): Process comdat type sections.
1013 (htab_ct_hash): New function.
1014 (htab_ct_eq): New function.
1015 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1016 Add a pointer to the line table from type unit entries so
1017 DW_AT_decl_file has meaning.
1018 * varasm.c (default_elf_asm_named_section): Use identifier name as
1019 comdat key instead of lang hook.
1021 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1023 * gcov-io.c (gcov_open): Open files read-only when MODE < 0
1025 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1027 * config/i386/i386.md (SWIM248): New mode iterator.
1028 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1029 divmodhi4 patterns using SWIM248 macro.
1030 (*divmod<mode>4): Macroize insn_and_split pattern from
1031 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1032 and their corresponding splitters usign SWIM248 macro. Split SImode
1033 insn to generate cltd and DImode insn to generate cqto instead of
1034 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1035 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1036 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1037 *divmodsi_noext patterns using SWIM248 macro.
1038 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1039 udivmodhi4 patterns using SWIM248 macro.
1040 (*udivmod<mode>4): Macroize insn_and_split pattern from
1041 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1042 corresponding splitters using SWIM248 macro.
1043 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1044 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1046 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1048 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1049 of zero-sized element is zero-sized regardless of its extent.
1051 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1054 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1055 * configure: Regenerated.
1056 * config.in: Regenerated.
1057 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1058 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1059 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1060 not emitting .eh_frame, emit .cfi_sections .debug_frame
1065 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1066 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
1068 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1069 vars use DECL_RTL with resetting it back to NULL afterwards.
1070 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1071 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1072 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1073 the attribute type allows it, otherwise use DW_FORM_dataN.
1074 (mem_loc_descriptor): Handle CONST_STRING.
1075 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1076 Handle MEM with CONST_STRING address using add_AT_string.
1077 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1078 CONST_STRING for const arrays initialized with a string literal.
1079 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1080 (dwarf2out_finish): Call resolve_addr.
1082 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1083 Maxim Kuvyrkov <maxim@codesourcery.com>
1085 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1087 2009-10-02 Nick Clifton <nickc@redhat.com>
1089 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1090 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1092 2009-10-01 Jan Hubicka <jh@suse.cz>
1094 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1095 (cgraph_create_virtual_clone): Just pass redirect_callers
1097 * cgraph.h (cgraph_clone_node): Update prototype.
1098 * ipa-pure-const.c (self_recursive_p): New function.
1099 (propagate): Use it.
1100 * ipa-inline.c (cgraph_clone_inlined_nodes,
1101 cgraph_decide_recursive_inlining): Update.
1103 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1105 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1106 instructions for TARGET_OCTEON.
1108 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1110 * config/arm/arm.c (arm_override_options): Turn off
1111 flag_dwarf2_cfi_asm for AAPCS variants.
1113 2009-10-01 Martin Jambor <mjambor@suse.cz>
1116 * tree-sra.c (convert_callers): Do not call
1117 compute_inline_parameters on one caller more than once.
1119 2009-10-01 Nick Clifton <nickc@redhat.com>
1121 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1122 an empty string if not already defined.
1124 2009-10-01 Martin Jambor <mjambor@suse.cz>
1127 * tree-sra.c (is_va_list_type): New function.
1128 (find_var_candidates): Call is_va_list_type.
1129 (find_param_candidates): Check that the type or the type pointed
1130 to are not va_list types.
1132 2009-10-01 Martin Jambor <mjambor@suse.cz>
1135 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1136 DECL_ARTIFICIAL (param_decl) is true.
1138 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1140 * tree.h (tree_decl_common::lang_flag_8): New.
1141 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1143 * c-common.h (RID_CONSTEXPR): New.
1145 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1147 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1148 Use ref-all pointers.
1149 (alpha_gimplify_va_arg): Ditto.
1151 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1154 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1155 before insn counting loop now that BB_END (bb) is counted. Ensure
1156 the return value isn't zero.
1158 2009-09-30 Nick Clifton <nickc@redhat.com>
1160 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1161 with separate definitions of c_target_objs and cxx_target_objs.
1162 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1164 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1165 sh_symbian_import_export_class.
1166 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1167 * config/sh/symbian.c: Delete, moving code into...
1168 * config/sh/symbian-base.c: ... here
1169 * config/sh/symbian-c.c: ... and here
1170 * config/sh/symbian-cxx.c: ... and here.
1172 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1175 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1176 of plus RTX into register.
1178 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1180 * doc/install.texi: Linguistic and markup fixes.
1181 (Configuration) <--disable-cpp>: Remove description.
1182 <--enable-maintainer-mode>: Autotools files are affected, too.
1183 <--with-sysroot>: Improve description.
1184 (Building): Bump required GNU make version.
1186 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1188 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1189 (x86_64-*-*): Ditto.
1191 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1192 intrinisics for FMA4.
1193 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1194 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1195 Add FMA4 check and fma4intrin.h.
1196 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1198 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1199 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1200 constant for FMA4 support.
1201 (UNSPEC_FMA4_FMADDSUB): Ditto.
1202 (UNSPEC_FMA4_FMSUBADD): Ditto.
1203 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1204 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1205 (ix86_expand_fma4_multiple_memory): Ditto.
1206 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1207 (OPTION_MASK_ISA_FMA4_UNSET): New.
1208 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1209 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1210 (ix86_handle_option): Handle -mfma4.
1211 (isa_opts): Handle -mfma4.
1212 (enum pta_flags): Add PTA_FMA4.
1213 (override_options): Add FMA4 support.
1214 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1215 (IX86_BUILTIN_VFMADDSD): Ditto.
1216 (IX86_BUILTIN_VFMADDPS): Ditto.
1217 (IX86_BUILTIN_VFMADDPD): Ditto.
1218 (IX86_BUILTIN_VFMSUBSS): Ditto.
1219 (IX86_BUILTIN_VFMSUBSD): Ditto.
1220 (IX86_BUILTIN_VFMSUBPS): Ditto.
1221 (IX86_BUILTIN_VFMSUBPD): Ditto.
1222 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1223 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1224 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1225 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1226 (IX86_BUILTIN_VFNMADDSS): Ditto.
1227 (IX86_BUILTIN_VFNMADDSD): Ditto.
1228 (IX86_BUILTIN_VFNMADDPS): Ditto.
1229 (IX86_BUILTIN_VFNMADDPD): Ditto.
1230 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1231 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1232 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1233 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1234 (IX86_BUILTIN_VFMADDPS256): Ditto.
1235 (IX86_BUILTIN_VFMADDPD256): Ditto.
1236 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1237 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1238 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1239 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1240 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1241 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1242 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1243 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1244 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1245 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1246 (enum multi_arg_type): New enum for describing the various FMA4
1247 intrinsic argument types.
1248 (bdesc_multi_arg): New table for FMA4 intrinsics.
1249 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1250 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1252 (ix86_expand_builtin): Add FMA4 intrinsic support.
1253 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1254 operand instructions.
1255 (ix86_expand_fma4_multiple_memory): New function to split the
1256 second memory reference from FMA4 instructions.
1257 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1258 (ssemodesuffixf2s): Ditto.
1259 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1261 (fma4_fmsub<mode>4): Ditto.
1262 (fma4_fnmadd<mode>4): Ditto.
1263 (fma4_fnmsub<mode>4): Ditto.
1264 (fma4_vmfmadd<mode>4): Ditto.
1265 (fma4_vmfmsub<mode>4): Ditto.
1266 (fma4_vmfnmadd<mode>4): Ditto.
1267 (fma4_vmfnmsub<mode>4): Ditto.
1268 (fma4_fmadd<mode>4256): Ditto.
1269 (fma4_fmsub<mode>4256): Ditto.
1270 (fma4_fnmadd<mode>4256): Ditto.
1271 (fma4_fnmsub<mode>4256): Ditto.
1272 (fma4_fmaddsubv8sf4): Ditto.
1273 (fma4_fmaddsubv4sf4): Ditto.
1274 (fma4_fmaddsubv4df4): Ditto.
1275 (fma4_fmaddsubv2df4): Ditto.
1276 (fma4_fmsubaddv8sf4): Ditto.
1277 (fma4_fmsubaddv4sf4): Ditto.
1278 (fma4_fmsubaddv4df4): Ditto.
1279 (fma4_fmsubaddv2df4): Ditto.
1280 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1281 instructions for intrinsics.
1282 (fma4i_fmsub<mode>4): Ditto.
1283 (fma4i_fnmadd<mode>4): Ditto.
1284 (fma4i_fnmsub<mode>4): Ditto.
1285 (fma4i_vmfmadd<mode>4): Ditto.
1286 (fma4i_vmfmsub<mode>4): Ditto.
1287 (fma4i_vmfnmadd<mode>4): Ditto.
1288 (fma4i_vmfnmsub<mode>4): Ditto.
1289 (fma4i_fmadd<mode>4256): Ditto.
1290 (fma4i_fmsub<mode>4256): Ditto.
1291 (fma4i_fnmadd<mode>4256): Ditto.
1292 (fma4i_fnmsub<mode>4256): Ditto.
1293 (fma4i_fmaddsubv8sf4): Ditto.
1294 (fma4i_fmaddsubv4sf4): Ditto.
1295 (fma4i_fmaddsubv4df4): Ditto.
1296 (fma4i_fmaddsubv2df4): Ditto.
1297 (fma4i_fmsubaddv8sf4): Ditto.
1298 (fma4i_fmsubaddv4sf4): Ditto.
1299 (fma4i_fmsubaddv4df4): Ditto.
1300 (fma4i_fmsubaddv2df4): Ditto.
1302 * doc/invoke.texi (-mfma4): Add documentation.
1303 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1305 2009-09-29 Richard Henderson <rth@redhat.com>
1307 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1308 an edge to the new destination block.
1310 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1313 * pa.c (hppa_profile_hook): Use
1314 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1316 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1317 Alexander Monakov <amonakov@ispras.ru>
1320 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1321 (not_postinc_memory_operand): New.
1322 (not_postinc_move_operand): New.
1323 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1324 (*cmovsi_internal): Ditto.
1326 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1328 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1329 restrict issue_rate in first pass when scheduling for register
1332 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1333 Rafael Avila de Espindola <espindola@google.com>
1335 * gengtype.c (plugin_output): New.
1336 (get_output_file_with_visibility): Return plugin_output for plugins.
1337 (main): Parse and use the -P option.
1338 * gty.texi: Update the command line format.
1340 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1343 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1345 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1346 out if !const_ok_for_output.
1349 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1350 case VAR_LOCATION>: Remove gcc_unreachable ().
1352 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1354 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1355 (x86_64-*-*): Ditto.
1356 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1357 back to smmintrin.h.
1358 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1359 * config/i386/x86intrin.h: Remove SSE5.
1360 * config/i386/mmintrin-common.h: Delete file.
1361 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1363 2009-09-29 Richard Guenther <rguenther@suse.de>
1365 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1366 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1368 2009-09-29 Nick Clifton <nickc@redhat.com>
1370 * function.c (current_function_name): If there is no current
1371 function just return "<none>".
1373 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1375 * tree-pass.h (register_pass_info): New structure.
1376 (pass_positioning_ops): Move enum from gcc-plugin.h.
1377 (register_pass): New function.
1378 * gcc-plugin.h (plugin_pass): Delete structure.
1379 (pass_positioning_ops): Delete enum.
1380 * plugin.c (regsiter_pass): Delete function.
1381 (position_pass): Delete function.
1382 (added_pass_nodes): Delete variable.
1383 (prev_added_pass_nodes): Delete variable.
1384 (pass_list_node): Delete structure.
1385 * passes.c (make_pass_instance): New function.
1386 (next_pass_1): Change to call make_pass_instance.
1387 (pass_list_node): Move structure from gcc-plugin.h.
1388 (added_pass_nodes): Move variable from plugin.c.
1389 (prev_added_pass_nodes): Move variable from plugin.c.
1390 (position_pass): New function.
1391 (register_pass): New function.
1393 2009-09-28 Easwaran Raman <eraman@google.com>
1395 * ifcvt.c (noce_try_abs): Recognize pattern and call
1396 expand_one_cmpl_abs_nojump.
1397 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1398 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1400 2009-09-28 Ian Lance Taylor <iant@google.com>
1403 * c-opts.c (c_common_handle_option): Don't set
1404 warn_jump_misses_init for -Wall.
1405 * doc/invoke.texi (Warning Options): Update documentation.
1407 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1409 * Makefile.in ($(out_object_file)): Depend on
1410 gt-$(basename $(notdir $(out_file))).h.
1412 2009-09-28 Richard Henderson <rth@redhat.com>
1414 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1415 * except.c (gen_eh_region): Set it.
1416 (duplicate_eh_regions_1): Copy it.
1417 * tree-eh.c (lower_resx): Use it to determine which function
1420 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1421 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1422 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1423 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1424 BUILT_IN_CXA_END_CLEANUP if necessary.
1426 * c-common.c (c_define_builtins): Update call to
1427 build_common_builtin_nodes.
1429 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1431 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1433 2009-09-28 Michael Matz <matz@suse.de>
1435 * builtins.c (interclass_mathfn_icode): New helper.
1436 (expand_builtin_interclass_mathfn): Use it here, and split folding
1438 (fold_builtin_interclass_mathfn): ... this new folder.
1439 (build_call_nofold_loc): New static helper.
1440 (build_call_nofold): New wrapper macro for above.
1441 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1442 (expand_builtin_pow): Ditto.
1443 (expand_builtin_memset_args): Ditto.
1444 (expand_builtin_printf): Ditto.
1445 (expand_builtin_fprintf): Ditto.
1446 (expand_builtin_sprintf): Ditto.
1447 (expand_builtin_memory_chk): Ditto.
1448 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1449 (expand_builtin_stpcpy): Ditto.
1450 (expand_builtin_strcmp): Ditto.
1451 (expand_builtin_strncmp): Ditto.
1452 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1453 (expand_builtin_strcpy_args): Don't call folders.
1454 (expand_builtin_memcmp): Ditto.
1455 (expand_builtin_strncpy): Ditto, and use target.
1456 (expand_builtin_memcpy): Ditto.
1457 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1458 expand_builtin_strpbrk, expand_builtin_memmove,
1459 expand_builtin_memmove_args, expand_builtin_bcopy,
1460 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1461 expand_builtin_strspn, expand_builtin_strcspn,
1462 expand_builtin_fputs): Remove these.
1463 (expand_builtin): Don't call the above, change calls to other
1464 expanders that changed prototype.
1465 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1466 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1467 fold_builtin_interclass_mathfn.
1468 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1469 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1471 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1472 * passes.c (init_optimization_passes): Move pass_fold_builtins
1473 after last phiopt pass.
1474 * tree-inline.c (fold_marked_statements): When folding builtins
1475 iterate over all instruction potentially generated.
1476 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1478 (fold_gimple_call): Use it to always fold calls (into potentially
1479 multiple instructions).
1480 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1481 calls into zero at this time.
1482 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1483 statements generated by builtin folding.
1485 2009-09-28 Nick Clifton <nickc@redhat.com>
1487 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
1490 2009-09-28 Duncan Sands <baldrick@free.fr>
1492 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1493 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1494 (register_callback): Dispatch it.
1495 (invoke_plugin_callbacks): Incorporate in sanity check.
1496 * ggc.h (ggc_register_cache_tab): Add declaration.
1497 * ggc-common.c (ggc_register_root_tab): Simplify.
1498 (const_ggc_cache_tab_t): New typedef.
1499 (extra_cache_vec): New vector of dynamically added cache tables.
1500 (ggc_register_cache_tab): New function.
1501 (ggc_scan_cache_tab): New function.
1502 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1503 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1505 2009-09-27 Richard Henderson <rth@redhat.com>
1507 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1508 which we remove __builtin_stack_restore.
1510 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1512 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1513 to test for GRD_INVARIANT.
1514 (simple_rhs_p): Anything that's function_invariant_p is fine.
1516 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1518 * gengtype.c (main): Use plunge_files instead of plugin_output.
1520 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1521 Rafael Avila de Espindola <espindola@google.com>
1523 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1524 Don't print pch related info if it is false.
1525 (main): Don't print pch info in plugin mode.
1527 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1529 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1530 with dw_val_class_const_double.
1531 (struct dw_val_struct): Replace val_long_long with val_double and
1532 adjust for above change.
1533 (output_loc_operands): Likewise.
1534 (add_AT_long_long): Rename into...
1535 (add_AT_double): ...this.
1536 (print_die): Replace dw_val_class_long_long with
1537 dw_val_class_const_double and adjust.
1538 (attr_checksum): Likewise.
1539 (same_dw_val_p): Likewise.
1540 (size_of_die): Likewise.
1541 (value_format): Likewise.
1542 (output_die): Likewise.
1543 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1544 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1545 instead of add_AT_long_long.
1546 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1547 value with the precision of its type.
1549 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1552 * c-typeck.c (build_conditional_expr): Use the readonly and
1553 volatile flags of the operand types, not of the operands itself.
1555 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1557 collect2.c (main): Look for -brtl before adding libraries.
1559 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1561 * config.gcc: Update OpenBSD targets.
1562 * config/openbsd-stdint.h: New file.
1563 * config/openbsd-libpthread.h: New file.
1564 * config/openbsd.h: Update and break out LIB_SPEC definition.
1565 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1566 * config/i386/openbsdelf.h: Correct types.
1567 * config/m68k/openbsd.h: Likewise.
1568 * config/mips/openbsd.h: Likewise.
1569 * config/vax/openbsd.h: Likewise.
1571 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1573 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1574 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1575 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1576 of the length and zero.
1578 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1580 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1581 (FLAGS_H): Add options.h $(REAL_H).
1582 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1583 (TREE_VECTORIZER_H): New.
1584 (EBITMAP_H): Renamed from EBIMAP_H.
1585 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1586 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1587 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1588 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1589 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1590 (graphite-clast-to-gimple.o, graphite-dependences.o)
1591 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1592 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1593 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1594 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1595 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1596 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1597 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1598 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1599 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1600 updated and fixed as per above changes and per
1601 check_makefile_deps.sh output.
1604 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1605 * configure: Regenerate.
1607 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1609 * doc/install.texi: Update minimum MPC version to 0.7.
1611 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1613 * doc/install.texi (Binaries): Remove reference to the binary
1614 distribution CD-ROM from the FSF.
1616 2009-09-26 Michael Matz <matz@suse.de>
1620 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1621 that are mentioned in the body.
1623 2009-09-26 Michael Matz <matz@suse.de>
1625 PR tree-optimization/41454
1626 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1627 (tree_ssa_dominator_optimize): Don't allocate and free it.
1628 (dom_opt_leave_block): Don't iterate over it.
1629 (eliminate_redundant_computations): Don't return a value.
1630 (cprop_operand, cprop_into_stmt): Ditto.
1631 (optimize_stmt): Don't defer updating stmts.
1633 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1635 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1636 generic_parameter_die, template_parameter_pack_die,
1637 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
1638 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
1639 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
1641 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1643 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1644 * config/v850/v850.c (v850_function_value): New function.
1645 (TARGET_FUNCTION_VALUE): Define.
1647 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1649 * tree-vect-stmts.c (vectorizable_call): Call
1650 mark_symbols_for_renaming after vect_finish_stmt_generation.
1652 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1653 to loc_descriptor_from_tree.
1654 (add_location_or_const_value_attribute): Pass 0 instead of 2
1655 for decl_by_reference_p decls.
1657 2009-09-25 Richard Guenther <rguenther@suse.de>
1660 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1663 2009-09-25 Ben Elliston <bje@au.ibm.com>
1665 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1668 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1670 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1671 form of instruction.
1673 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1676 * fold-const.c (const_binop): Handle complex int division.
1677 * tree-complex.c (expand_complex_div_straight,
1678 expand_complex_div_wide): Update comments.
1680 2009-09-24 DJ Delorie <dj@redhat.com>
1683 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1684 (reg_class): Likewise.
1685 (REG_CLASS_NAMES): Likewise.
1686 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1688 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
1691 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1693 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1694 Delete VSX load/store with update support.
1695 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1696 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1700 (VStype_load_update): Ditto.
1701 (VStype_store_update): Ditto.
1702 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1703 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1705 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1706 load/store with update builtins.
1708 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1710 * libgcc2.c (L_trampoline): Prototype for getpagesize
1711 and mprotect in WINNT case.
1713 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1715 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1716 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1717 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1718 'outgoing' argument.
1719 (TARGET_FUNCTION_VALUE): Define.
1721 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1723 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1725 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1728 * common.opt: Initialize dwarf_strict to -1.
1729 * toplev.c (process_options): Catch unset dwarf_strict
1730 and set to 0 for all targets not overriding.
1731 * config/darwin.c (darwin_override_options): Catch unset
1732 dwarf_strict and override to 1.
1734 2009-09-24 Jeff Law <law@redhat.com>
1736 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1738 2009-09-24 Richard Guenther <rguenther@suse.de>
1740 PR tree-optimization/36143
1741 PR tree-optimization/38747
1742 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1743 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1745 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1748 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1749 return false instead of gcc_unreachable (). For CONST return the
1750 value returned by recursive call instead of always returning true.
1751 (tree_add_const_value_attribute): Return the value returned by
1752 add_const_value_attribute instead of always returning true if rtl
1755 2009-09-23 Justin Seyster <jrseys@gmail.com>
1757 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1759 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1761 * cgraphunit.c (cgraph_lower_function): Revert last change.
1762 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1763 instead of DECL_NO_STATIC_CHAIN.
1764 * tree-cfg.c (verify_gimple_call): Likewise.
1765 * tree-nested.c (get_chain_decl, get_chain_field,
1766 convert_tramp_reference_op, convert_gimple_call): Likewise.
1767 (convert_all_function_calls): Likewise. Always set or clear
1768 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1769 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1770 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1772 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1773 DECL_NO_STATIC_CHAIN.
1774 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1775 instead of DECL_NO_STATIC_CHAIN.
1776 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1777 decl_function_context.
1778 * varasm.c (initializer_constant_valid_p): Likewise.
1779 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1780 (DECL_STATIC_CHAIN): ... this.
1781 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1782 instead of DECL_NO_STATIC_CHAIN.
1784 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1785 Rafael Avila de Espindola <espindola@google.com>
1787 * gengtype.c (nb_plugin_files): Make it unsigned to match
1788 num_gt_files. Adjust other variables to avoid warnings.
1789 (main): Allocate an all zero lang_bitmap before each plugin file name
1790 to match regular file names.
1792 2009-09-23 Richard Henderson <rth@redhat.com>
1794 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1795 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1796 static chain passed in memory.
1797 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1798 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1799 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1800 STATIC_CHAIN_REGNUM defined.
1802 * config/picochip/picochip-protos.h: s/class/klass/.
1803 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1804 (picochip_static_chain): New.
1805 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1806 (STATIC_CHAIN_INCOMING): Remove.
1808 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1809 (xtensa_static_chain): New.
1810 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1812 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1814 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1815 * config/pa/pa-protos.h (function_value): Remove.
1816 * config/pa/pa.c (pa_function_value): Rename from function_value.
1817 Make static, add 'outgoing' argument.
1818 (TARGET_FUNCTION_VALUE): Define.
1820 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1822 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1823 instead of cfun->machine->is_leaf.
1824 * config/avr/avr.h (machine_function): Remove is_leaf field.
1826 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1829 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1830 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1831 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1832 the same size, prefer DW_OP_stack_value.
1833 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1834 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1836 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1839 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1841 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1844 * cfgexpand.c (convert_debug_memory_address): New.
1845 (expand_debug_expr): Convert base address and offset to the same
1846 mode. Use it to convert addresses to other modes. Accept
1849 2009-09-23 Richard Guenther <rguenther@suse.de>
1851 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1852 produced for bigendian targets with promoted subregs.
1854 2009-09-23 Richard Guenther <rguenther@suse.de>
1856 * value-prof.c (gimple_ic): Purge old EH edges only after building
1859 2009-09-23 Nick Clifton <nickc@redhat.com>
1861 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1863 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1866 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1869 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1870 on non-nested functions.
1872 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1873 Jan Hubicka <jh@suse.cz>
1875 * dwarf2out.c (loc_list_plus_const): Only define if
1876 DWARF2_DEBUGGING_INFO.
1877 (address_of_int_loc_descriptor): Likewise.
1880 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1882 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1885 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1886 constant is more than zero.
1888 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1891 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1892 call final to emit non-scheduled prologue, instead insert at entry.
1894 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1895 Joseph S. Myers <joseph@codesourcery.com>
1897 * doc/install.texi (*-*-freebsd*): Add proper format codes.
1899 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1900 Rafael Avila de Espindola <espindola@google.com>
1902 * gengtype.c (is_file_equal): New function.
1903 (close_output_files): Use is_file_equal. Free of->buf.
1905 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1906 Rafael Avila de Espindola <espindola@google.com>
1908 * gengtype.c (write_types, write_local): Add the output_header
1909 argument. Update all callers.
1911 2009-09-22 Dodji Seketeli <dodji@redhat.com>
1913 * dwarf2out.c (template_parameter_pack_die,
1914 gen_formal_parameter_pack_die ): New functions.
1915 (make_ith_pack_parameter_name): Remove this function.
1916 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
1917 DW_TAG_formal_parameter_pack.
1918 (gen_generic_params_dies): Represent each template parameter pack
1919 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
1920 represented by usual DW_TAG_template_*_parameter DIEs that are
1921 children of the DW_TAG_template_parameter_pack element DIE.
1922 (generic_parameter_die): This doesn't deal with parameter pack
1923 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
1924 of parameter pack DIEs.
1925 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
1926 in certain cases, e.g. for pack elements.
1927 (gen_formal_types_die, gen_decl_die): Adjust usage of
1928 gen_formal_parameter_die.
1929 (gen_subprogram_die): Represent each function parameter pack by a
1930 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
1931 represented by usual DW_TAG_formal_parameter DIEs that are children
1932 of the DW_TAG_formal_parameter_pack DIE. Remove references to
1933 ____builtin_va_alist decls as no part of the compiler uses those
1935 * langhooks.h (struct lang_hooks_for_decls): Add
1936 function_parm_expanded_from_pack_p, get_generic_function_decl
1937 and function_parameter_pack_p hooks. Fix comment for
1938 get_innermost_generic_parms hook.
1939 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
1940 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
1941 macros and use them to initialize lang_hook.
1943 2009-09-22 Richard Henderson <rth@redhat.com>
1945 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
1946 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
1947 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
1948 on TRAMPOLINE_TEMPLATE.
1949 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
1950 TRAMPOLINE_ADJUST_ADDRESS.
1951 * targhooks.c (default_asm_trampoline_template): Remove.
1952 (default_trampoline_adjust_address): Remove.
1953 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
1954 * targhooks.h: Update decls.
1956 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1958 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
1959 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
1960 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
1962 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
1965 * reload1.c (reload): Reset debug insns with pseudos without
1968 2009-09-22 Janis Johnson <janis187@us.ibm.com>
1970 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
1971 unconditional true for decimal float modes.
1972 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
1973 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
1975 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1977 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
1978 Enable a new case for __FreeBSD__ >= 7.
1979 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
1980 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
1981 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
1982 and USE_LD_AS_NEEDED.
1984 * doc/install.texi (*-*-freebsd*): Update target information.
1986 2009-09-22 Richard Guenther <rguenther@suse.de>
1989 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
1990 arrays really properly.
1992 2009-09-22 Richard Henderson <rth@redhat.com>
1995 * target.h (struct gcc_target): Add asm_out.trampoline_template,
1996 calls.static_chain, calls.trampoline_init,
1997 calls.trampoline_adjust_address.
1998 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1999 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2000 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2001 * builtins.c (expand_builtin_setjmp_receiver): Use
2002 targetm.calls.static_chain; only clobber registers.
2003 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2004 set up memory attributes properly for the trampoline block.
2005 (expand_builtin_adjust_trampoline): Use
2006 targetm.calls.trampoline_adjust_address.
2007 * calls.c (prepare_call_address): Add fndecl argument. Use
2008 targetm.calls.static_chain.
2009 * df-scan.c (df_need_static_chain_reg): Remove.
2010 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2011 consolodate static chain handling.
2012 * doc/tm.texi: Document new hooks.
2013 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2014 (init_emit_regs): Don't initialize them.
2015 * expr.h (prepare_call_address): Update decl.
2016 * final.c (profile_function): Use targetm.calls.static_chain.
2017 * function.c (expand_function_start): Likewise.
2018 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2019 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2020 only clobber registers.
2021 * targhooks.c (default_static_chain): New.
2022 (default_asm_trampoline_template, default_trampoline_init): New.
2023 (default_trampoline_adjust_address): New.
2024 * targhooks.h: Declare them.
2025 * varasm.c (assemble_trampoline_template): Use
2026 targetm.asm_out.trampoline_template. Make the memory block const
2029 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2030 alpha_initialize_trampoline. Make static. Merge VMS parameter
2031 differences into the TARGET_ABI_OPEN_VMS code block.
2032 (TARGET_TRAMPOLINE_INIT): New.
2033 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2034 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2035 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2036 (INITIALIZE_TRAMPOLINE): Remove.
2038 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2039 (TRAMPOLINE_TEMPLATE): Merge with ...
2040 (INITIALIZE_TRAMPOLINE): ... this and move ...
2041 * config/arc/arc.c (arc_trampoline_init): ... here.
2042 (TARGET_TRAMPOLINE_INIT): New.
2044 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2045 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2046 (arm_asm_trampoline_template): New.
2047 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2048 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2049 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2050 code to arm_asm_trampoline_template.
2051 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2052 arm_trampoline_adjust_address.
2053 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2054 adjust for target hook parameters.
2056 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2059 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2060 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2061 (bfin_trampoline_init): Rename from initialize_trampoline;
2062 make static; update for target hook parameters.
2063 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2064 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2065 bfin_asm_trampoline_template.
2066 (INITIALIZE_TRAMPOLINE): Remove.
2068 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2069 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2070 cris_trampoline_init): New.
2071 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2072 cris_asm_trampoline_template.
2073 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2074 adjust for target hook parameters.
2076 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2078 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2079 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2080 fr30_trampoline_init): New.
2081 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2082 fr30_asm_trampoline_template.
2083 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2084 adjust for target hook parameters.
2086 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2087 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2088 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2089 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2090 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2092 * config/h8300/h8300.c (h8300_trampoline_init): New.
2093 (TARGET_TRAMPOLINE_INIT): New.
2094 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2095 to h8300_trampoline_init and adjust for hook parameters.
2097 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2098 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2099 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2100 make static; adjust for hook parameters.
2101 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2103 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2104 (TARGET_TRAMPOLINE_INIT): New.
2105 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2106 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2107 iq2000_asm_trampoline_template.
2108 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2109 (TRAMPOLINE_CODE_SIZE): New.
2110 (TRAMPOLINE_SIZE): Use it.
2111 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2113 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2114 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2115 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2116 adjust for hook parameters.
2117 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2119 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2120 (m32r_trampoline_init): New.
2121 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2122 m32r_trampoline_init.
2124 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2125 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2126 make static; update for hook parameters.
2127 * config/m68hc11/m68hc11-protos.h: Update.
2128 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2130 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2131 (TARGET_TRAMPOLINE_INIT): New.
2132 (mcore_function_value): Fix typo.
2133 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2134 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2135 to mcore_asm_trampoline_template.
2136 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2138 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2139 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2140 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2141 update for hook parameters.
2142 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2144 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2145 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2146 mips_trampoline_init): New.
2147 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2148 mips_asm_trampoline_template.
2149 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2150 update for hook parameters.
2152 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2153 (TARGET_TRAMPOLINE_INIT): New.
2154 (mmix_trampoline_size): Remove.
2155 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2156 make static. Remove out-of-date tetra vs octa comment.
2157 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2158 make static; update for hook parameters.
2159 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2160 (INITIALIZE_TRAMPOLINE): Remove.
2161 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2162 (TRAMPOLINE_ALIGNMENT): New.
2163 * gcc/config/mmix/mmix-protos.h: Update.
2165 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2166 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2167 mn10300_trampoline_init): New.
2168 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2169 mn10300_asm_trampoline_template.
2170 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2172 * config/moxie/moxie.c (moxie_static_chain,
2173 moxie_asm_trampoline_template, moxie_trampoline_init,
2174 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2175 TARGET_TRAMPOLINE_INIT): New.
2176 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2177 moxie_trampoline_init.
2178 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2179 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2181 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2182 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2183 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2184 pa_trampoline_adjust_address): New.
2185 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2186 pa_asm_trampoline_template.
2187 (TRAMPOLINE_ALIGNMENT): New.
2188 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2189 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2190 adjust for hook parameters.
2191 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2193 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2194 (TARGET_TRAMPOLINE_INIT): New.
2195 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2196 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2198 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2200 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2201 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2202 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2203 make static; adjust parameters for the hook.
2204 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2206 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2207 s390_trampoline_template; make static.
2208 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2209 make static; adjust for target hook.
2210 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2211 * config/s390/s390-protos.h: Remove trampoline decls.
2212 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2213 (TRAMPOLINE_TEMPLATE): Remove.
2214 (TRAMPOLINE_ALIGNMENT): New.
2216 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2217 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2218 (TARGET_TRAMPOLINE_INIT): New.
2219 (score_asm_trampoline_template): New.
2220 (score_trampoline_init): Rename from score_initialize_trampoline;
2221 make static; adjust for hook parameters.
2222 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2223 score[37]_asm_trampoline_template.
2224 (INITIALIZE_TRAMPOLINE): Remove.
2225 * config/score/score3.c (score3_asm_trampoline_template): New.
2226 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2227 adjust for target hook.
2228 * config/score/score7.c (score7_asm_trampoline_template): New.
2229 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2230 adjust for target hook.
2231 * config/score/score3.h, config/score/score7.h: Update.
2233 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2234 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2235 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2236 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2237 make static; adjust for target hook parameters.
2238 (sh_trampoline_adjust_address): New.
2239 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2240 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2242 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2243 (sparc32_initialize_trampoline): Rename from
2244 sparc_initialize_trampoline; make static; replace tramp parameter
2245 with m_tramp and update memory accesses.
2246 (sparc64_initialize_trampoline): Similarly.
2247 (sparc_trampoline_init): New.
2248 * config/sparc/sparc-protos.h: Remove trampoline decls.
2249 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2250 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2252 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2253 (array_to_constant): Make ARR parameter const.
2254 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2255 make static; update for hook parameters.
2256 * config/spu/spu-protos.h: Update decls.
2257 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2259 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2260 from xstormy16_initialize_trampoline; make static; update for
2262 (TARGET_TRAMPOLINE_INIT): New.
2263 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2265 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2266 (TARGET_TRAMPOLINE_INIT): New.
2267 (v850_can_eliminate): Make static.
2268 (v850_asm_trampoline_template, v850_trampoline_init): New.
2269 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2270 v850_asm_trampoline_template.
2271 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2272 and adjust for target hook parameters.
2274 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2275 (TARGET_TRAMPOLINE_INIT): New.
2276 (vax_asm_trampoline_template, vax_trampoline_init): New.
2277 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2278 vax_asm_trampoline_template.
2279 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2281 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2282 (TARGET_TRAMPOLINE_INIT): New.
2283 (xtensa_asm_trampoline_template): Rename from
2284 xtensa_trampoline_template; make static.
2285 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2286 make static; update for hook parameters.
2287 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2288 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2289 (INITIALIZE_TRAMPOLINE): Remove.
2291 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2292 error for nested functions with regparm=3.
2293 (ix86_compute_frame_layout): Adjust frame pointer offset for
2294 ix86_static_chain_on_stack.
2295 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2296 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2297 don't reset to UNITS_PER_WORD.
2298 (ix86_emit_leave): Adjust ix86_cfa_state.
2299 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2300 (ix86_static_chain): New.
2301 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2302 make static; update for target hook parameters; use ix86_static_chain.
2303 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2304 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2305 (INITIALIZE_TRAMPOLINE): Remove.
2306 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2307 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2308 to the end. Add static_chain_on_stack.
2309 (ix86_static_chain_on_stack): New.
2311 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2312 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2313 (m68k_trampoline_init): New.
2314 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2315 m68k_trampoline_init and adjust for hook parameters.
2316 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2317 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2319 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2321 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2322 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2324 * reload1.c (reload): Call wrap_constant when substituting
2325 reg for equiv inside of DEBUG_INSNs.
2328 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2329 add_call_src_coords_attributes, add_high_low_attributes,
2330 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2331 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2332 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2333 when -gdwarf-2 -gstrict-dwarf.
2334 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2335 -gdwarf-[23] -gstrict-dwarf.
2336 (address_of_int_loc_descriptor, loc_descriptor,
2337 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2338 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2339 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2341 2009-09-22 Richard Guenther <rguenther@suse.de>
2343 PR tree-optimization/41428
2344 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2345 (ccp_finalize): Pass it to substitute_and_fold.
2347 2009-09-22 Richard Guenther <rguenther@suse.de>
2349 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2350 (substitute_and_fold): Adjust prototype.
2351 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2352 (simplify_stmt_using_ranges): Likewise.
2353 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2354 (vrp_fold_stmt): New function.
2355 (vrp_finalize): Pass it to substitute_and_fold.
2356 * tree-flow.h (vrp_evaluate_conditional): Remove.
2357 (simplify_stmt_using_ranges): Likewise.
2358 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2359 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2360 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2362 (fold_predicate_in): Move to tree-vrp.c.
2363 (substitute_and_fold): Use the callback instead of calling into
2364 tree-vrp.c functions directly.
2366 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2368 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2369 comparison warning on rs6000.
2372 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2373 GIMPLE_EH_MUST_NOT_THROW cleanup.
2374 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2376 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2379 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2380 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2381 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2382 libSystem which is derived from the gcc 4.2.1 unwinder.
2384 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2387 * varasm.c (default_encode_section_info): Copy TLS model into
2388 sym_ref flags regardless of backend support for TLS, for all
2389 model types except TLS_MODEL_EMULATED.
2391 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2394 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2395 we can handle it correctly.
2397 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2399 * doc/install.texi (os2): Remove section.
2401 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2403 * doc/standards.texi (Objective-C): Adjust two URLs.
2405 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2407 * tree-tailcall.c (process_assignment): Don't check if a
2408 multiplication or an addition are already present.
2409 (find_tail_calls): Combine multiple additions and multiplications.
2410 (adjust_accumulator_values): Emit accumulators.
2412 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2414 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2415 xmm register restore.
2417 2009-09-21 Jan Hubicka <jh@suse.cz>
2419 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2420 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2423 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2425 * stor-layout.c (layout_type): Remove obsolete code.
2427 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2430 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2432 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2435 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2436 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2437 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2438 * fold-const.c (const_binop): Likewise.
2439 * real.h (do_mpc_arg2): Update prototype.
2441 2009-09-20 Jan Hubicka <jh@suse.cz>
2443 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2444 (add_location_or_const_value_attribute): Rewrite using
2446 (tree_add_const_value_attribute): Return true if successful.
2447 (tree_add_const_value_attribute_for_decl): Likewise.
2449 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2450 (loc_descriptor): ... here;
2451 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2452 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2453 pool items that was not marked for output.
2454 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2455 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2456 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2457 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2458 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2459 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2460 DW_OP_stack_value to get address of items that are not available
2462 (dw_loc_list): Handle single element lists correctly.
2464 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2465 Pascal Obry <obry@adacore.com>
2467 * unwind-dw2-fde.c (classify_object_over_fdes):
2468 Cast the constant 1 to _Unwind_Ptr.
2469 (add_fdes): Likewise.
2470 (linear_search_fdes): Likewise.
2472 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2474 * stor-layout.c (set_sizetype): Avoid useless type copy.
2476 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2478 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2480 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2481 * configure, config.in: Regenerate.
2482 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2484 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2485 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2486 for global data if the output could be used in a shared library.
2487 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2488 to 0 if TARGET_WRITABLE_EH_FRAME.
2490 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2492 PR rtl-optimization/39886
2493 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2494 just when insn is equal to BB_END (bb).
2496 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2498 * config/mips/mips.opt (mrelax-pic-calls): New option.
2499 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2501 (mips_unspec_call): Change "unspec_call" expander into this.
2502 (mips_strip_unspec_call): New function.
2503 (mips_got_load): Call mips_unspec_call instead of
2504 gen_unspec_call<mode>.
2505 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2507 (mips_cfg_in_reorg): New function.
2508 (mips16_lay_out_constants): Use it to decide whether to call
2509 CFG-aware insn splitting.
2510 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2511 mips_reorg. Move DF set-up code from here ...
2512 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2514 (mips_reorg): Call mips_df_reorg instead of
2515 r10k_insert_cache_barriers. Move CFG set-up code here from
2516 r10k_insert_cache_barriers.
2517 (mips_call_expr_from_insn): New function.
2518 (mips_pic_call_symbol_from_set): Likewise.
2519 (mips_find_pic_call_symbol): Likewise.
2520 (mips_annotate_pic_call_expr): Likewise.
2521 (mips_get_pic_call_symbol): Likewise.
2522 (mips_annotate_pic_calls): Likewise.
2523 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2525 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2526 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2527 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2529 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2530 (unspec_call<mode>): Remove it.
2531 (sibcall_internal, sibcall_value_internal,
2532 sibcall_value_multiple_internal, call_internal, call_split,
2533 call_value_internal, call_value_split,
2534 call_value_multiple_internal, call_value_multiple_split): Pass
2535 SIZE_OPNO to MIPS_CALL.
2536 (call_internal_direct, call_direct_split,
2537 call_value_internal_direct, call_value_direct_split): Pass -1 as
2538 SIZE_OPNO to MIPS_CALL.
2539 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2540 * configure: Regenerate.
2541 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2542 and -mno-relax-pic-calls.
2543 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2545 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2548 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2549 in the directory this rule is called from, rather than the
2550 toplevel 'gcc' directory, to fix in-tree build.
2552 2009-09-19 Chris Demetriou <cgd@google.com>
2554 PR preprocessor/28435:
2555 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2556 to cpplib that the preprocessor output is needed.
2558 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2560 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2561 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2562 *return_and_restore_fpregs_<mode>,
2563 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2566 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2567 instead of assuming it has always a REG inside of it.
2569 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2571 * config/freebsd.h: Update comment on types.
2572 (WINT_TYPE): Define.
2574 2009-09-18 Jason Merrill <jason@redhat.com>
2576 * c.opt: Add -fno-deduce-init-list.
2578 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2580 * value-prof.c (interesting_stringop_to_profile_p): Added output
2581 argument to indicate which parameter is the size parameter.
2582 * value-prof.c (gimple_stringop_fixed_value): Use
2583 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2584 * value-prof.c (gimple_stringops_transform): Update call sites to
2585 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2587 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2590 From David Binderman <dcb314@hotmail.com>:
2591 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2592 local variable f. Remove stale comments.
2593 (ix86_compute_frame_layout): Remove useless local variable total_size.
2594 Remove #if 0'd code.
2595 (legitimate_address_p): Remove useless local variables
2596 reason_rtx and reason.
2597 (ix86_split_copysign_const): Remove useless local variable op1.
2598 (scale_counter): Remove useless local variable piece_size_mask.
2600 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2602 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2605 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2608 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2610 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2612 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2615 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2617 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2618 DW_OP_implicit_value even without dwarf_version 4.
2620 2009-09-17 Jan Hubicka <jh@suse.cz>
2622 * dwarf2out.c: Include tree-pass.h and gimple.h.
2623 (loc_list_plus_const): New function.
2624 (loc_descriptor_from_tree_1): Rename to ...
2625 (loc_descriptor_from_tree): ... remove original.
2626 (loc_list_from_tree): New function.
2627 (add_AT_location_description): Accept location list.
2628 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2629 (concatn_mem_loc_descriptor): Remove.
2630 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2632 (secname_for_decl): Move up.
2633 (hidden_reference_p): New function; break out from ...
2634 (loc_by_refernece): ... here; move up.
2635 (dw_loc_list): New function.
2636 (single_element_loc_list): New function.
2637 (single_element_loc_list_p): New function.
2638 (add_loc_descr_to_each): New function.
2639 (add_loc_list): New function.
2640 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2641 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2642 add diagnostics why expansion failed.
2643 (add_location_or_const_value_attribute): Support location lists.
2644 (add_bound_info): Likewise.
2645 (descr_info_loc): Update call of loc_descriptor_from_tree.
2646 (gen_variable_die): Work on location lists.
2647 * final.c (pass_final): Add dump file.
2648 * Makefile.in (dwarf2out.o): Add new dependencies.
2650 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2653 * real.c decimal_from_integer, decimal_integer_string): New.
2654 (real_from_integer): Use them as special case for decimal float.
2655 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2656 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2657 Do not append zero after the decimal point in string to convert.
2659 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2661 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2662 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2664 2009-09-17 Martin Jambor <mjambor@suse.cz>
2666 * common.opt (fipa-sra): New switch.
2667 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2668 * timevar.def (TV_IPA_SRA): New timevar.
2669 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2670 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2671 * tree-sra.c: Include cgraph.c.
2672 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2673 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2674 and grp_not_necessarilly_dereferenced.
2675 (func_param_count): New variable.
2676 (encountered_apply_args): New variable.
2677 (bb_dereferences): New variable.
2678 (final_bbs): New variable.
2679 (no_accesses_representant): New variable.
2680 (no_accesses_p): New function.
2681 (dump_access): Dump the new fields.
2682 (sra_initialize): Set encountered_apply_args to false.
2683 (get_ssa_base_param): New function.
2684 (mark_parm_dereference): New function.
2685 (create_access): Caring for INIDRECT_REFs and different handling of
2686 varialble length accesses in early IPA SRA. Store the stmt - a new
2687 parameter - to the new access.
2688 (build_access_from_expr_1): New parameter stmt, passed to
2689 create_access. Handle INDIRECT_REFs.
2690 (build_access_from_expr): Pass the current statement to
2691 build_access_from_expr_1.
2692 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2694 (build_accesses_from_assign): Pass the current statement to
2695 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2696 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2697 final_bbs when necessary. Check for calls to __builtin_apply_args.
2698 Fixup EH info if anythng was changed.
2699 (is_unused_scalar_param): New function.
2700 (ptr_parm_has_direct_uses): New function.
2701 (find_param_candidates): New function.
2702 (mark_maybe_modified): New function.
2703 (analyze_modified_params): New function.
2704 (propagate_dereference_distances): New function.
2705 (dump_dereferences_table): New function.
2706 (analyze_caller_dereference_legality): New function.
2707 (unmodified_by_ref_scalar_representative): New function.
2708 (splice_param_accesses): New function.
2709 (decide_one_param_reduction): New function.
2710 (enum ipa_splicing_result): New type.
2711 (splice_all_param_accesses): New function.
2712 (get_param_index): New function.
2713 (turn_representatives_into_adjustments): New function.
2714 (analyze_all_param_acesses): New function.
2715 (get_replaced_param_substitute): New function.
2716 (get_adjustment_for_base): New function.
2717 (replace_removed_params_ssa_names): New function.
2718 (sra_ipa_reset_debug_stmts): New function.
2719 (sra_ipa_modify_expr): New function.
2720 (sra_ipa_modify_assign): New function.
2721 (convert_callers): New function.
2722 (modify_function): New function.
2723 (ipa_sra_preliminary_function_checks): New function.
2724 (ipa_early_sra): New function.
2725 (ipa_early_sra_gate): New function.
2726 (pass_early_ipa_sra): New variable.
2727 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2729 2009-09-17 Michael Matz <matz@suse.de>
2732 * tree.c (build_type_attribute_qual_variant): Export.
2733 * tree.h (build_type_attribute_qual_variant): Declare.
2734 * tree-inline.c (remap_type_1): Use it to build variants with
2735 the original qualifiers and attributes.
2737 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2739 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2740 without a fallthrough edge.
2742 2009-09-16 DJ Delorie <dj@redhat.com>
2744 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2745 chip and ignore the "fast_interrupt" attribute if so.
2747 2009-09-16 Richard Henderson <rth@redhat.com>
2750 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2753 2009-09-16 Richard Henderson <rth@redhat.com>
2756 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2757 is set only if DECL_NO_STATIC_CHAIN is unset.
2758 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2759 (FOR_EACH_NEST_INFO): New.
2760 (walk_all_functions): Use it.
2761 (finalize_nesting_tree): Likewise.
2762 (unnest_nesting_tree): Likewise.
2763 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2764 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2765 (convert_gimple_call): Early out if gimple_call_chain already set.
2766 (convert_all_function_calls): Iterate until no new functions
2767 require a static chain.
2768 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2769 when building a trampoline. Use dump_function_to_file instead
2771 (lower_nested_functions): Open dump_file. Validate that decls
2772 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2773 bit reset by this pass.
2775 2009-09-16 Michael Matz <matz@suse.de>
2778 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2779 shorten decl_common_unused.
2780 (DECL_RESTRICTED_P): New accessor.
2781 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2782 to disambiguate marked decls and restrict pointers.
2784 2009-09-16 Richard Henderson <rth@redhat.com>
2787 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2789 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2791 * integrate.c (set_block_abstract_flags): Call
2792 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2794 2009-09-16 Richard Guenther <rguenther@suse.de>
2797 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2800 2009-09-16 DJ Delorie <dj@redhat.com>
2801 Kaz Kojima <kkojima@gcc.gnu.org>
2803 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2804 (sh_expand_prologue): Update calls to output_stack_adjust.
2805 (sh_expand_epilogue): Likewise.
2807 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2810 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2811 trying to limit the extent of searches in the insn stream.
2813 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2814 Jakub Jelinek <jakub@redhat.com>
2818 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2820 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2821 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2822 (rs6000_savres_strategy): Always save FP registers inline if the
2823 target doesn't support hardware double-precision. Set the above
2824 bits in return value when needed.
2825 (rs6000_savres_routine_sym): Fix computation for cache selector.
2826 Mark the generated symbol as a function. Rename exitp argument to
2827 lr. Move code for determining the name of the symbol...
2828 (rs6000_savres_routine_name): ...here. New function. Add cases for
2829 getting the names right on AIX and 64-bit Linux.
2830 (savres_routine_name): New variable.
2831 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2832 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2833 on what the target routine uses as a base register. If savep && lr
2834 describe saving of r0 into memory slot.
2835 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2836 line calls for AIX ABI.
2837 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2838 determine FP save/restore functions.
2839 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2840 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2842 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2843 Duplicate restoration of LR and execute the appropriate one
2844 depending on whether GPRs are being restored inline. Set r11 from
2845 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2846 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2847 Fix out of line calls for AIX ABI.
2848 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2850 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2852 (*restore_gpregs_spe): Likewise.
2853 (*return_and_restore_gpregs_spe): Likewise.
2854 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2855 Define to empty string unconditionally.
2856 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2857 Define to empty string unconditionally.
2858 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2861 2009-09-15 Jan Hubicka <jh@suse.cz>
2863 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2864 * params.def (inline-insns-auto): Likewise.
2866 2009-09-15 Martin Jambor <mjambor@suse.cz>
2868 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2869 individual statements only at TDF_DETAILS dump level. Format
2870 source for 80 characters per line.
2872 2009-09-15 Christian Bruel <christian.bruel@st.com>
2874 * regrename.c (do_replace): Update REG_DEAD notes.
2876 2009-09-15 Revital Eres <eres@il.ibm.com>
2878 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2879 * targhooks.c (default_builtin_support_vector_misalignment):
2880 New builtin function.
2881 * targhooks.h (default_builtin_support_vector_misalignment):
2883 * target.h (builtin_support_vector_misalignment):
2884 New field in struct gcc_target.
2885 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2886 new builtin function.
2887 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2889 * config/rs6000/rs6000.c
2890 (rs6000_builtin_support_vector_misalignment): New function.
2891 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2893 2009-09-15 Jie Zhang <jie.zhang@analog.com>
2895 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
2897 (bfin_optimize_loop): Likewise.
2898 (bfin_gen_bundles): Likewise.
2899 (workaround_speculation): Likewise.
2900 (find_load): Return NULL_RTX for debug_insn.
2902 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
2904 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
2907 2009-09-14 DJ Delorie <dj@redhat.com>
2909 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2910 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
2913 2009-09-14 Richard Henderson <rth@redhat.com>
2914 Jakub Jelinek <jakub@redhat.com>
2916 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
2917 * cfgbuild.c (make_edges): Handle asm goto.
2918 * cfglayout.c (fixup_reorder_chain): Likewise.
2919 * cfgrtl.c (patch_jump_insn): Likewise.
2920 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
2921 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
2922 (gimple_build_asm_vec): Add and use labels parameter.
2923 (gimple_build_asm): Remove.
2924 (walk_gimple_asm): Walk labels too.
2925 * gimple.def (GIMPLE_ASM): Update docs.
2926 * gimple.h: Update decls.
2927 (struct gimple_statement_asm): Change nc to use unsigned char;
2929 (gimple_asm_nlabels): New.
2930 (gimple_asm_label_op, gimple_asm_set_label_op): New.
2931 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
2932 into gimple_build_asm_vec.
2933 * jump.c (mark_jump_label_asm): New.
2934 (mark_jump_label): Use it.
2935 (redirect_jump_1): Handle asm goto.
2936 (invert_jump_1): Soft fail if X is null.
2937 * recog.c (extract_asm_operands): New.
2938 (asm_noperands): Use it; handle asm labels.
2939 (decode_asm_operands): Use extract_asm_operands.
2940 (asm_operand_ok): Properly handle empty string.
2941 * reg-stack.c (get_asm_operands_in_out): Rename from
2942 get_asm_operand_n_inputs; use extract_asm_operands; return both
2943 inputs and outputs by reference; update all callers.
2944 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
2945 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
2946 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
2947 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
2948 (extract_asm_operands): Declare.
2949 * stmt.c (expand_asm_operands): Add and use labels parameter.
2950 (check_unique_operand_names): Likewise.
2951 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
2952 (expand_asm_stmt): Handle asm labels.
2953 * tree-cfg.c (make_gimple_asm_edges): New.
2954 (make_edges): Use it.
2955 (cleanup_dead_labels): Handle asm labels.
2956 (is_ctrl_altering_stmt): Likewise.
2957 (gimple_redirect_edge_and_branch): Likewise.
2958 * tree.def (ASM_EXPR): Add 5th operand.
2959 * tree.h (ASM_LABELS): New.
2960 (resolve_asm_operand_names): Update decl.
2962 * c-parser.c (c_parser_asm_statement): Parse asm goto.
2963 (c_parser_asm_goto_operands): New.
2964 * c-tree.h (build_asm_expr): Update decl.
2965 * c-typeck.c (build_asm_expr): Add and use labels parameter.
2966 * doc/extend.texi: Document asm goto.
2968 2009-09-14 Richard Henderson <rth@redhat.com>
2970 * except.h: Update declarations.
2971 (struct pointer_map_t): Forward declare.
2972 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
2973 (struct eh_landing_pad_d, eh_landing_pad): New.
2974 (struct eh_catch_d, eh_catch): New.
2975 (struct eh_region_d): Remove next_region_sharing_label, aka,
2976 label, tree_label, landing_pad, post_landing_pad, resume,
2977 may_contain_throw. Rename region_number to index. Remove
2978 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
2979 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
2980 (VEC(eh_landing_pad,gc)): New.
2981 (struct eh_status): Remove last_region_number. Add lp_array,
2982 throw_stmt_table, ttype_data, ehspec_data.
2983 (ehr_next, FOR_ALL_EH_REGION_AT): New.
2984 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
2985 * except.c (lang_protect_cleanup_actions): Return tree.
2986 (struct ehl_map_entry): Remove.
2987 (init_eh_for_function): Push zero entries for region and lp_array.
2988 (gen_eh_region): Add to region_array immediately.
2989 (gen_eh_region_catch): Operate on eh_catch objects.
2990 (gen_eh_landing_pad): New.
2991 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
2992 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
2993 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
2994 (get_eh_landing_pad_from_number_fn): New.
2995 (get_eh_landing_pad_from_number): New.
2996 (get_eh_region_from_lp_number_fn): New.
2997 (get_eh_region_from_lp_number): New.
2998 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
2999 (get_exception_pointer, get_exception_filter): Remove.
3000 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3001 (current_function_has_exception_handlers): Simplify.
3002 (bring_to_root, eh_region_replaceable_by_p): Remove.
3003 (replace_region, hash_type_list, hash_eh_region): Remove.
3004 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3005 (label_to_region_map, num_eh_regions): Remove.
3006 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3007 (find_exception_handler_labels): Remove.
3008 (duplicate_eh_regions_0, find_prev_try): Remove.
3009 (struct duplicate_eh_regions_data): New.
3010 (duplicate_eh_regions_1): Rewrite.
3011 (duplicate_eh_regions): Return a pointer map instead of an
3013 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3014 (redirect_eh_edge_to_label): Remove.
3015 (eh_region_outermost): Rewrite using eh_region pointers
3016 instead of integers.
3017 (add_ttypes_entry): Update for ttype_data move to eh_status.
3018 (add_ehspec_entry): Rewrite with VEC instead of varray.
3019 (assign_filter_values): Likewise. Export.
3020 (build_post_landing_pads, connect_post_landing_pads): Remove.
3021 (dw2_build_landing_pads): Rewrite to use lp_array.
3022 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3023 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3024 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3025 (sjlj_mark_call_sites): Update for landing pad numbers.
3026 (finish_eh_generation): Rewrite.
3027 (gate_handle_eh): Do nothing for no eh tree.
3028 (pass_rtl_eh): Move up near finish_eh_generation.
3029 (remove_eh_landing_pad): New.
3030 (remove_eh_handler): Export.
3031 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3032 (for_each_eh_label): Rewrite to use lp_array.
3033 (make_reg_eh_region_note): New.
3034 (make_reg_eh_region_note_nothrow_nononlocal): New.
3035 (insn_could_throw_p): New.
3036 (copy_reg_eh_region_note_forward): New.
3037 (copy_reg_eh_region_note_backward): New.
3038 (check_handled, add_reachable_handler): Remove.
3039 (reachable_next_level, foreach_reachable_handler): Remove.
3040 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3041 (get_eh_region_and_lp_from_rtx): New.
3042 (get_eh_region_from_rtx): New.
3043 (can_throw_internal_1, can_throw_external_1): Remove.
3044 (can_throw_internal): Use get_eh_region_from_rtx.
3045 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3046 (insn_nothrow_p, can_nonlocal_goto): New.
3047 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3048 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3049 (add_action_record): Use VEC not varray.
3050 (collect_one_action_chain): Update for eh_region changes.
3051 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3052 Use get_eh_region_and_lp_from_rtx.
3053 (gate_convert_to_eh_region_ranges): New.
3054 (pass_convert_to_eh_region_ranges): Use it.
3055 (push_uleb128, push_sleb128): Use VEC not varray.
3056 (output_one_function_exception_table): Likewise.
3057 (dump_eh_tree): Update for eh_region changes.
3058 (verify_eh_tree): Likewise.
3059 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3060 * tree-eh.c: Include target.h.
3061 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3062 Don't disallow GIMPLE_RESX; adjust argument check.
3063 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3064 (record_stmt_eh_region): Update for landing pad numbers;
3065 generate a landing pad if necessary.
3066 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3067 (remove_stmt_from_eh_lp_fn): Similarly.
3068 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3069 Update for lp numbers; don't special case missing throw_stmt_table.
3070 (lookup_expr_eh_lp): Similarly.
3071 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3072 (eh_seq, eh_region_may_contain_throw): New.
3073 (struct leh_state): Add ehp_region.
3074 (struct leh_tf_state): Remove eh_label.
3075 (emit_post_landing_pad): New.
3076 (emit_resx, emit_eh_dispatch): New.
3077 (note_eh_region_may_contain_throw): New.
3078 (frob_into_branch_around): Take eh_region not eh label;
3079 emit eh code into eh_seq.
3080 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3081 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3082 lower_eh_must_not_throw. Emit code to eh_seq.
3083 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3084 (lower_try_finally_onedest): Likewise.
3085 (lower_try_finally_copy): Likewise.
3086 (lower_try_finally_switch): Likewise.
3087 (lower_try_finally): Initialize ehp_region.
3088 (lower_catch): Update for eh_catch objects.
3089 (lower_eh_filter): Don't handle must_not_throw.
3090 (lower_eh_must_not_throw): New.
3091 (lower_cleanup): Don't set eh_label.
3092 (lower_eh_constructs_2): Resolve eh builtins.
3093 Handle GIMPLE_EH_MUST_NOT_THROW.
3094 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3095 Add eh_seq to the end of the function body.
3096 (make_eh_dispatch_edges): New.
3097 (make_eh_edge): Remove.
3098 (make_eh_edges): Simplify for landing pads.
3099 (redirect_eh_edge_1): New.
3100 (redirect_eh_edge): Use it.
3101 (redirect_eh_dispatch_edge): New.
3102 (stmt_could_throw_p): Use a switch. Allow RESX.
3103 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3104 (stmt_can_throw_internal): Likewise.
3105 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3106 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3107 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3108 (gate_refactor_eh): New.
3109 (pass_refactor_eh): Use it.
3110 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3111 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3112 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3113 (remove_unreachable_handlers): Rename from
3114 tree_remove_unreachable_handlers; rewrite for landing pads;
3115 call remove_eh_handler directly.
3116 (remove_unreachable_handlers_no_lp): New.
3117 (unsplit_eh, unsplit_all_eh): New.
3118 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3119 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3120 (cleanup_empty_eh_unsplit): New.
3121 (cleanup_empty_eh): Rewrite.
3122 (cleanup_all_empty_eh): New.
3123 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3124 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3125 (gate_cleanup_eh): New.
3126 (pass_cleanup_eh): Use it.
3127 (verify_eh_edges): Move later in file. Expect one EH edge.
3128 (verify_eh_dispatch_edge): New.
3130 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3131 (gtype-desc.o): Add TARGET_H.
3132 (tree.o): Use EXCEPT_H, not except.h.
3133 (cfgbuild.o): Add EXPR_H.
3134 (GTFILES): Add vecprim.h.
3135 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3136 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3137 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3138 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3139 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3140 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3141 calls to can_throw_internal.
3142 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3143 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3144 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3145 (expand_gimple_stmt): Use make_reg_eh_region_note.
3146 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3147 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3148 or find_exception_handler_labels.
3149 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3150 there is exacly one EH edge. Use can_nonlocal_goto and
3152 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3153 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3154 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3155 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3156 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3157 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3158 * dse.c (scan_insn): Use insn_could_throw_p.
3159 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3160 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3161 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3162 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3163 EXC_PTR_EXPR or FILTER_EXPR.
3164 (tree_expr_nonzero_warnv_p): Likewise.
3165 * function.h: Include vecprim.h, not varray.h
3166 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3167 move ttype_data and ehspec_data members to struct eh_status; change
3168 action_record_data member to a VEC.
3169 * gcse.c (hash_scan_set): Use can_throw_internal.
3170 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3171 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3172 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3173 (block_may_fallthru): Don't handle RESX_EXPR.
3174 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3175 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3176 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3177 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3178 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3179 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3180 (gimple_size): Likewise.
3181 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3182 (gimple_build_resx): Use gimple_build_with_ops.
3183 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3184 (is_gimple_val): Likewise.
3185 (is_gimple_stmt): Remove RESX_EXPR.
3186 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3187 (GIMPLE_RESX): Reorder with other EH constructs.
3188 * gimple.h (struct gimple_statement_eh_mnt): New.
3189 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3190 (gimple_eh_filter_must_not_throw): Remove.
3191 (gimple_eh_filter_set_must_not_throw): Remove.
3192 (gimple_eh_must_not_throw_fndecl): New.
3193 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3194 (is_gimple_resx): New.
3195 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3196 Don't copy EH_FILTER_MUST_NOT_THROW.
3197 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3198 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3199 handle must_not_throw_labels specially.
3200 * ipa-pure-const.c (check_call): Update debug statement for LP.
3201 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3202 * ipa-utils.c (get_base_var): Likewise.
3203 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3204 * lower-subreg.c (move_eh_region_note): Remove.
3205 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3206 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3207 (create_task_copyfn): Likewise.
3208 (maybe_catch_exception): Use gimple_build_eh_filter.
3209 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3210 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3211 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3212 and pass_lower_resx.
3213 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3214 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3215 can_throw_internal, can_nonlocal_goto.
3216 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3217 copy_reg_eh_region_note_forward.
3218 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3219 (emit_output_reload_insns): Likewise.
3220 (copy_eh_notes): Remove.
3221 * rtl.def (RESX): Remove.
3222 * rtl.h: Update declarations.
3223 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3224 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3225 (update_eh_label): Remove.
3226 (cleanup_dead_labels_eh): New.
3227 (cleanup_deal_labels): Use it instead of update_eh_label.
3228 (gimple_merge_blocks): Update landing pad data structure when
3229 removing a landing pad label.
3230 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3231 test; handle GIMPLE_EH_MUST_NOT_THROW.
3232 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3233 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3234 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3235 (verify_stmt): Likewise. Verify landing pads.
3236 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3237 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3238 (struct move_stmt_d): Add eh_map.
3239 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3240 (move_stmt_r): Remap eh region numbers in builtin calls,
3241 resx and eh_dispatch.
3242 (move_block_to_fn): Remove eh_offset parameter. Use
3243 maybe_duplicate_eh_stmt_fn.
3244 (find_outermost_region_in_block): Operate on eh_region pointers
3245 instead of region numbers.
3246 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3247 duplicate_eh_regions.
3248 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3249 test earlier. Disallow EH landing pads.
3250 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3251 * tree-flow.h: Update declarations.
3252 (struct tree_ann_common_d): Replace rn with lp_nr.
3253 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3254 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3255 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3256 resx and eh_dispatch.
3257 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3258 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3259 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3260 from duplicate_eh_regions.
3261 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3262 update RESX; handle EH_DISPATCH.
3263 (expand_call_inline): Set eh_lp_nr, not eh_region.
3264 (maybe_inline_call_in_expr): Likewise.
3265 * tree-inline.h (struct copy_body_data): Replace eh_region with
3266 eh_lp_nr, eh_region_offset with eh_map.
3267 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3268 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3269 * tree-pretty-print.c (dump_generic_node): Don't handle
3270 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3271 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3272 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3273 EXC_PTR_EXPR, FILTER_EXPR.
3274 * tree-ssa-operands.c (get_expr_operands): Likewise.
3275 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3276 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3277 (ao_ref_init_from_vn_reference): Likewise.
3278 * tree-ssa-sink.c (statement_sink_location): Likewise.
3279 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3280 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3281 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3282 EXC_PTR_EXPR, FILTER_EXPR.
3283 (is_exception_related): Remove.
3284 (compute_avail): Don't call it.
3285 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3286 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3287 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3288 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3290 (build_resx): Remove.
3291 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3292 * tree.h: Update declarations.
3293 (EH_FILTER_MUST_NOT_THROW): Remove.
3294 (struct tree_label_decl): Add eh_landing_pad_nr.
3295 (EH_LANDING_PAD_NR): New.
3296 * value-prof.c (gimple_ic): Tidy variable names. Update for
3297 landing pad numbers.
3298 (gimple_stringop_fixed_value): Tidy variable names. Assert
3299 that neither call stmt can throw.
3300 * vecprim.h (uchar): New.
3301 (VEC(uchar,heap), VEC(uchar,gc)): New.
3303 * c-common.c (c_define_builtins): Update call to
3304 build_common_builtin_nodes.
3305 * c-parser.c (c_parse_file): Don't call
3306 default_init_unwind_resume_libfunc.
3308 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3310 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3311 (mips_cprestore_address_p): Likewise.
3312 (mips_save_gp_to_cprestore_slot): Likewise.
3313 (mips_restore_gp): Rename to...
3314 (mips_restore_gp_from_cprestore_slot): ...this.
3315 (mips_must_initialize_gp_p): Declare.
3316 (mips_emit_save_slot_move): Likewise.
3317 (mips_output_load_label): Return nothing.
3318 (mips_eh_uses): Declare.
3319 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3320 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3321 (TARGET_ABSOLUTE_JUMPS): Likewise.
3322 (EH_USES): Likewise.
3323 (FIRST_PSEUDO_REGISTER): Update comment.
3324 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3325 (MIPS_CALL): ...here.
3326 (REGISTER_NAMES): Add $cprestore.
3327 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3328 Add load_label_length, has_inflexible_gp_insn_p,
3329 has_flexible_gp_insn_p, must_initialize_gp_p and
3330 must_restore_gp_when_clobbered_p.
3331 (mips_expand_call): Don't generate split instructions here.
3332 (mips_split_call): Update the call to mips_restore_gp after
3333 the above name change.
3334 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3335 (mips_find_gp_ref): New function.
3336 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3337 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3338 (mips_insn_has_flexible_gp_ref_p): Likewise.
3339 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3340 (mips_function_has_gp_insn): Delete.
3341 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3342 Use the new functions above. Only return INVALID_REGNUM
3343 for TARGET_ABSOLUTE_JUMPS.
3344 (mips_must_initialize_gp_p): New function.
3345 (mips_get_cprestore_base_and_offset): New function, extracted from...
3346 (mips_cprestore_slot): ...here. Take a bool parameter.
3347 (mips_cfun_has_cprestore_slot_p): New function.
3348 (mips_cprestore_address_p): Likewise.
3349 (mips_save_gp_to_cprestore_slot): Likewise.
3350 (mips_restore_gp): Rename to...
3351 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3352 epilogue_completed. Update the call to mips_cprestore_slot.
3353 Test cfun->machine->must_restore_gp_when_clobbered_p.
3354 (mips_direct_save_slot_move_p): New function.
3355 (mips_emit_save_slot_move): Likewise.
3356 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3357 of cfun->machine->global_pointer.
3358 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3359 (mips_save_reg): Use mips_emit_save_slot_move.
3360 (mips_expand_prologue): Set must_initialize_gp_p.
3361 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3362 for all cprestore saves. Emit a use_cprestore instruction after
3363 setting up the cprestore slot.
3364 (mips_restore_reg): Use mips_emit_save_slot_move.
3365 (mips_process_load_label): New function.
3366 (mips_load_label_length): Likewise.
3367 (mips_output_load_label): Don't return asm: output it here instead.
3368 Use mips_process_load_label.
3369 (mips_adjust_insn_length): Adjust the length of branch instructions
3370 that have length MAX_PIC_BRANCH_LENGTH.
3371 (mips_output_conditional_branch): Update the call to
3372 mips_output_load_label. Assume the branch target is OPERANDS[0]
3373 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3374 (mips_output_order_conditional_branch): Swap the meaning of
3375 OPERANDS[0] and OPERANDS[1].
3376 (mips_variable_issue): Don't count ghost instructions.
3377 (mips_expand_ghost_gp_insns): New function.
3378 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3379 (mips_output_mi_thunk): Set must_initialize_gp_p.
3380 (mips_eh_uses): New function.
3381 * config/mips/predicates.md (cprestore_save_slot_operand)
3382 (cprestore_load_slot_operand): New predicates.
3383 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3384 (UNSPEC_MOVE_GP): Likewise.
3385 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3386 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3387 (CPRESTORE_SLOT_REGNUM): New register.
3388 (MAX_PIC_BRANCH_LENGTH): New constant.
3389 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3390 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3391 branches. Fix commentary.
3392 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3393 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3394 Change type to "ghost".
3395 (loadgp_absolute_<mode>): Likewise.
3396 (loadgp_rtp_<mode>): Likewise.
3397 (copygp_mips16): Likewise.
3398 (loadgp_blockage): Remove redundant mode attribute.
3399 (potential_cprestore): New instruction.
3400 (cprestore): Turn into an unspec set.
3401 (use_cprestore): New instruction.
3402 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3403 (*branch_fp_inverted): Likewise.
3404 (*branch_order<mode>): Likewise.
3405 (*branch_order<mode>_inverted): Likewise.
3406 (*branch_equality<mode>): Likewise.
3407 (*branch_equality<mode>_inverted): Likewise.
3408 (*branch_bit<bbv><mode>): Likewise.
3409 (*branch_bit<bbv><mode>_inverted): Likewise.
3410 (*branch_equality<mode>_mips16): Remove redundant mode.
3411 (jump): Turn into a define_expand.
3412 (*jump_absolute): New instruction.
3413 (*jump_pic): Likewise.
3414 (*jump_mips16): Rename previously-unnamed pattern. Remove
3415 redundant mode attribute.
3416 (restore_gp): Split on epilogue_completed rather than
3417 reload_completed. Change type to "ghost".
3418 (move_gp<mode>): New instruction.
3419 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3420 Remove redundant mode attribute.
3421 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3422 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3423 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3425 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3428 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3429 are returned in the same register (vs34 or v2) that Altivec vector
3430 types are returned in.
3431 (rs6000_libcall_value): Ditto.
3434 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3435 instead of explicit addsi3/adddi3 calls.
3436 (rs6000_split_multireg_move): Ditto.
3437 (rs6000_emit_allocate_stack): Ditto.
3438 (rs6000_emit_prologue): Ditto.
3439 (rs6000_output_mi_thunk): Ditto.
3441 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3442 size is 64 bits if we can use 64-bit registers.
3444 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3446 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3449 From Jie Zhang <jie.zhang@analog.com>:
3450 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3451 save FP and RETS with saveall attribute.
3452 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3453 with saveall attribute.
3455 * config/bfin/bfin.c (bfin_expand_builtin,
3456 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3459 From Jie Zhang <jie.zhang@analog.com>:
3460 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3461 before use in two places.
3462 * config/bfin/bfin.md (AREG): Define mode iterator.
3463 (reload_in, reload_out): Use mode iterator AREG.
3465 2009-09-14 Richard Guenther <rguenther@suse.de>
3468 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3469 EH personality path.
3471 2009-09-13 Richard Guenther <rguenther@suse.de>
3472 Rafael Avila de Espindola <espindola@google.com>
3474 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3475 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3476 (LANG_HOOKS_INITIALIZER): Adjust.
3477 (lhd_pass_through_t): Declare.
3478 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3480 * langhooks.c (lhd_pass_through_t): New function.
3481 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3482 dwarf2out_begin_prologue): Use personality from current_function_decl.
3483 * expr.h (get_personality_function): Declare.
3484 * expr.c (get_personality_function): New function.
3485 (build_personality_function): Likewise.
3486 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3487 (eh_personality_libfunc): Remove.
3488 * optabs.c (build_libfunc_function): New function split out from ...
3489 (init_one_libfunc): ... here.
3490 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3491 (tree_function_decl): Add personality.
3492 (lhd_gcc_personality): Declare.
3493 (build_personality_function): Likewise.
3494 * tree.c (gcc_eh_personality_decl): New.
3495 (lhd_gcc_personality): New function.
3496 * except.h (lang_eh_runtime_type): Remove.
3497 (enum eh_personality_kind): New.
3498 (build_personality_function): Declare.
3499 (function_needs_eh_personality): Declare.
3500 * except.c (lang_eh_runtime_type): Remove.
3501 (function_needs_eh_personality): New function.
3502 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3503 (sjlj_emit_function_enter, output_function_exception_table):
3504 Use personality from current_function_decl.
3505 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3506 * tree-inline.c (tree_can_inline_p): Do not inline across different
3508 (expand_call_inline): Likewise. Adjust the callers EH personality.
3509 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3510 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3511 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3512 (c-parser.o): Likewise
3513 * c-tree.h (c_eh_initialized_p): Remove.
3514 (c_maybe_initialize_eh): Likewise.
3515 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3516 (finish_decl): Don't call c_maybe_initialize_eh.
3517 (c_eh_initialized_p): Remove.
3518 (c_maybe_initialize_eh): Likewise.
3519 * c-parser.c (c_parser_omp_construct): Likewise.
3520 (c_parse_file): Initialize exception handling.
3522 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3524 * config.gcc (tm_file): Remove i386/biarch32.h
3525 for i?86-w64-mingw* case.
3526 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3528 * config.host: Set for x64 mingw the option
3529 use_long_long_for_widest_fast_int to yes.
3531 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3533 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3534 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3535 (dbxout_begin_function): Likewise.
3536 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3537 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3538 set on the function.
3539 (final_end_function): Likewise.
3540 (final_scan_insn): Likewise.
3541 (rest_of_handle_final): Likewise.
3542 * varasm.c (assemble_start_function): Likewise.
3543 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3545 2009-09-12 Jason Merrill <jason@redhat.com>
3547 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3548 * opts.c (common_handle_option): constify.
3550 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3552 * doc/install.texi (avr): Remove obsolete reference site.
3554 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3556 * doc/install.texi (Binaries): Adjust AIX link.
3558 2009-09-12 Akim Demaille <demaille@gostai.com>
3560 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3561 Use an imperative sentence.
3563 2009-09-11 Richard Henderson <rth@redhat.com>
3565 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3566 structure-name and has-tree-operands arguments; update all entries.
3567 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3569 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3570 (gsstruct_code_size): New.
3571 (gss_for_code_): New.
3572 (gss_for_code): Remove.
3573 (gimple_size): Rewrite using gsstruct_code_size.
3574 (gimple_statement_structure): Move to gimple.h.
3575 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3576 (gss_for_code, gimple_statement_structure): New.
3577 (gimple_ops): Use new arrays; tidy.
3579 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3581 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3582 operand to be a PLUS expression.
3583 * config/pa/pa.c (pa_secondary_reload): Likewise.
3585 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3587 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3589 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3592 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3594 From Jie Zhang <jie.zhang@analog.com>:
3595 * doc/extend.texi (node Function Attributes): Document l2
3597 (node Blackfin Variable Attributes): Document l2 variable attributes.
3599 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3601 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3602 to match the system compiler's configuration at inflection point.
3603 Add comment to remark a remaining difference with system compiler.
3605 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3606 * configure: Regenerate.
3608 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3610 From Jie Zhang <jie.zhang@analog.com>:
3611 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3612 (bfin_handle_l2_attribute): New.
3613 (bfin_attribute_table): Add l2 attribute.
3615 2009-09-11 Michael Matz <matz@suse.de>
3618 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3619 on the local_decls list.
3621 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3625 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3627 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3628 for VALUEs, to implement the documented interface.
3629 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3630 Adjust for VALUEs and anything else, to implement the
3631 documented interface.
3633 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3635 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3636 with actual SPE/paired vector modes before using 64-bit alignment.
3637 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3639 2009-09-10 DJ Delorie <dj@redhat.com>
3641 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3644 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3645 * config/mep/mep.c (mep_legitimate_constant_p): New.
3646 * config/mep/mep-protos.h: Prototype it.
3648 2009-09-10 Richard Henderson <rth@redhat.com>
3650 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3652 2009-09-10 Jason Merrill <jason@redhat.com>
3654 * tree.c (chain_index): New fn.
3655 * tree.h: Declare it.
3657 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3659 * config/sol2-c.c (cmn_err_length_specs): Initialize
3660 scalar_identity_flag.
3662 2009-09-10 Richard Henderson <rth@redhat.com>
3664 * tree.h (struct tree_decl_common): Move align member earlier;
3665 move label_decl_uid member ...
3666 (struct tree_label_decl): ... here.
3667 (LABEL_DECL_UID): Update to match.
3669 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3672 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3673 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3675 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3676 dest_prev if the edge is complex.
3678 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3680 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3681 loop latch tests earlier.
3683 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3684 before GIMPLE_RETURN, not after its predecessor; insert
3687 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3688 gimple_seq_empty_p to test for no PHI nodes.
3689 * tree-cfg.c (split_critical_edges): Likewise.
3691 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3693 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3695 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3696 introduced by the VTA branch merge.
3698 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3700 * ira-conflicts.c: Use fputs or putc instead of fprintf
3704 * tree-switch-conversion.c: Ditto.
3706 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3708 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3709 introduced by the VTA branch merge.
3711 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3714 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3716 PR rtl-optimization/39779
3717 * expr.c (convert_modes): Return when mode == oldmode after
3718 CONST_INTs are processed.
3720 2009-09-10 Nick Clifton <nickc@redhat.com>
3722 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3723 attribute and referring decl when creating renamed symbol.
3725 2009-09-10 Richard Guenther <rguenther@suse.de>
3728 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3730 (cgraph_finalize_compilation_unit): Compute reachability
3731 before emitting thunks. Properly process aliases before
3732 possibly removing unreachable nodes.
3734 2009-09-10 Richard Guenther <rguenther@suse.de>
3737 * tree.c (struct free_lang_data_d): Add worklist member.
3738 (find_decls_types_r): Push onto the worklist instead of recursing.
3739 Handle TREE_BINFOs properly.
3740 (find_decls_types): New function wrapped around find_decls_types_r
3741 to process the worklist.
3742 (find_decls_types_in_eh_region): Use it.
3743 (find_decls_types_in_node): Likewise.
3744 (find_decls_types_in_var): Likewise.
3745 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3746 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3747 (AGGREGATE_TYPE_P): Adjust.
3749 2009-09-09 Jason Merrill <jason@redhat.com>
3751 * configure.ac: Check glibc version even if we have an in-tree
3754 2009-09-09 Anthony Green <green@moxielogic.com>
3756 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3757 the constant 0 when appropriate.
3758 * config/moxie/constraints.md: Add constraint O.
3760 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3761 to pass up to 6 32-bit argument values in registers.
3762 (moxie_function_arg): Ditto.
3763 (moxie_arg_partial_bytes): Ditto.
3764 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3765 (REG_PARM_STACK_SPACE): Ditto.
3766 (FUNCTION_ARG_REGNO_P): Ditto.
3768 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3769 instruction to allocate stack space.
3771 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3773 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3774 unnecessarily stringent constraints. Fix address
3775 calculation in the splitters.
3777 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3779 PR rtl-optimization/39779
3780 * expr.c (convert_modes): Return when mode == oldmode after
3781 CONST_INTs are processed.
3783 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3786 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3787 (ix86_expand_prologue): Take frame.padding0 into logic of
3789 (ix86_expand_epilogue): Likewise.
3791 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3793 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3795 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3796 * config/t-slibgcc-libgcc: New file.
3797 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3799 2009-09-09 Martin Jambor <mjambor@suse.cz>
3801 PR tree-optimization/41089
3802 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3805 2009-09-09 Richard Henderson <rth@redhat.com>
3807 * gimple.h (CASE_GIMPLE_OMP): New.
3808 (is_gimple_omp): Use it.
3809 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3810 (verify_gimple_debug): Likewise.
3812 2009-09-09 Richard Guenther <rguenther@suse.de>
3814 PR tree-optimization/41101
3815 * tree-ssa-pre.c (maximal_set): Remove.
3816 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3817 Defer all blocks we didn't visit at least one successor.
3818 (add_to_exp_gen): Do not add to the maximal set.
3819 (make_values_for_phi): Likewise.
3820 (compute_avail): Likewise.
3821 (init_pre): Do not allocate the maximal set.
3822 (execute_pre): Do not dump it.
3824 2009-09-09 Martin Jambor <mjambor@suse.cz>
3826 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3827 an SSA_NAME rather than a is_gimple_variable.
3829 2009-09-09 Richard Guenther <rguenther@suse.de>
3832 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3833 code dealing with plain pointer bases.
3834 (maybe_fold_offset_to_reference): Likewise.
3835 (maybe_fold_stmt_addition): Adjust.
3837 2009-09-09 Richard Guenther <rguenther@suse.de>
3839 * tree.c (free_lang_data_in_type): Do not free the type variant
3841 (free_lang_data): Merge char_type_node with its properly signed
3843 (pass_ipa_free): Collect after freeing language specific data.
3845 2009-09-09 Michael Matz <matz@suse.de>
3848 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3849 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3850 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3853 2009-09-08 DJ Delorie <dj@redhat.com>
3855 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3857 2009-09-04 Jason Merrill <jason@redhat.com>
3859 * tree.c (tree_find_value): Remove.
3860 * tree.h: Remove prototype.
3861 * varasm.c (assemble_external): Use value_member instead.
3863 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3865 * toplev.c (process_options): Choose default debugging type when
3866 gtoggle enables debug info and type is unset.
3868 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3872 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3875 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3877 * configure: Rebuilt with modified libtool.m4.
3879 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3884 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3886 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3888 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3889 (remove_statement): Likewise.
3890 (rewrite_use_nonlinear_expr): Adjust.
3891 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3892 * tree-ssa.c (release_defs_bitset): ... this. New.
3893 * tree-flow.h (release_defs_bitset): Declare.
3895 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3898 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
3899 in the middle block.
3901 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
3903 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
3904 via intptr_t to long type.
3905 (insert_operand_rank): Cast long type via intptr_t to
3907 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
3909 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
3910 from pointer to unsigned via uintptr_t.
3912 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
3913 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
3915 * configure: Regenerated.
3916 * config.in: Regenerated
3917 * system.h (stdint.h): Add include.
3918 (inttypes.h): Likewise.
3919 * Makefile.in (aclocal): Add config/stdint.m4.
3920 * aclocal.m4: Regenerated.
3922 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
3924 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
3926 (note_np_check_stores): New function.
3927 (harmless_null_pointer_p): New function.
3928 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
3929 changed. Take into account whether we're in the shadow of a condjump
3930 that tested NP_REG for NULL.
3931 Lose all code that tested for SEQUENCEs.
3932 (workaround_speculation): Avoid inserting NOPs for loads that are
3933 either always executed or a NULL pointer.
3935 2009-09-08 Jan Hubicka <jh@suse.cz>
3937 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
3938 * params.def (early-inlining-insns): Likewise.
3940 2009-09-08 Jakub Jelinek <jakub@redhat.com>
3942 PR rtl-optimization/41239
3943 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
3944 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
3946 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
3947 across calls, as the calls might not always return normally.
3948 (call_may_noreturn_p): New function.
3949 (deps_analyze_insn): Update last_function_call_may_noreturn list.
3950 (init_deps): Initialize it.
3951 (remove_from_deps): Also remove calls from
3952 last_function_call_may_noreturn list.
3954 2009-09-07 Richard Henderson <rth@redhat.com>
3956 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
3957 more VR->OPERANDS than LHS operands. Free LHS before returning.
3959 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3961 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
3962 (attr "addrtype"): New member "spreg".
3963 Use it if mem_spfp_address_operand is true for the address.
3964 (attr "type"): New entry "stall".
3965 (cpu_unit "load"): New.
3966 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
3968 (insn_reservation "loadsp"): New.
3969 (insn_reservation "load_stall1"): New.
3970 (insn_reservation "load_stall3"): New.
3972 * config/bfin/predicates.md (const1_operand, const3_operand): New.
3973 (mem_p_address_operand): Exclude stack and frame pointer based
3975 (mem_spfp_address_operand): New; match them here.
3976 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
3977 (bfin_reorg): Call it if scheduling insns.
3978 (bfin_gen_bundles): Remove dummy insns created by
3979 add_sched_insns_for_speculation.
3981 From Jie Zhang <jie.zhang@analog.com>:
3982 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
3983 bfin_si_revision, bfin_workarounds): Move these ...
3984 * config/bfin/bfin.h: ... here.
3986 From Mike Frysinger <michael.frysinger@analog.com>
3987 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
3988 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
3989 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
3990 bf547m, bf548m, and bf549m.
3991 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
3992 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
3993 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
3994 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
3995 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3996 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
3997 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3998 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3999 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4000 bf542m, bf544m, bf547m, bf548m, and bf549m.
4002 From Jie Zhang <jie.zhang@analog.com>:
4003 * config/bfin/predicates.md (p_register_operand): New predicate.
4004 (dp_register_operand): New predicate.
4005 * config/bfin/bfin-protos.h (WA_05000074): Define.
4006 (ENABLE_WA_05000074): Define.
4007 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4008 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4009 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4010 (define_attr addrtype): Allow load/store register to be P register.
4011 (define_attr storereg): New.
4012 (define_cpu_unit anomaly_05000074): New.
4013 (define_insn_reservation dsp32shiftimm): New.
4014 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4015 (define_insn_reservation loadp): Cannot use slot2.
4016 (define_insn_reservation loadsp): Cannot use slot2.
4017 (define_insn_reservation storep): Cannot use slot2. Does not
4018 apply when working around 05000074.
4019 (define_insn_reservation storep_anomaly_05000074): New.
4020 (define_insn_reservation storei): Does not apply when working
4022 (define_insn_reservation storei_anomaly_05000074): New.
4023 (define_attr length): Add dsp32shiftimm case.
4024 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4025 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4026 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4027 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4028 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4030 2009-09-07 Martin Jambor <mjambor@suse.cz>
4033 * tree-sra.c (create_artificial_child_access): Return NULL if
4034 build_ref_for_offset fails.
4035 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4036 and create_artificial_child_access to fail.
4038 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4041 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4042 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4043 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4045 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4047 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4048 block, ensure it has an exit edge. Emit a barrier after a jump.
4050 2009-09-07 Nick Clifton <nickc@redhat.com>
4052 * gcc.c (this_is_linker_script): New variable. Like
4053 this_is_library_file but for the %T constructor.
4054 (end_going_arg): If this_is_linker_script is set then locate the
4055 script and insert a --script switch before it
4056 (do_spec_2): Initialise this_is_linker_script.
4057 (do_spec_1): Likewise. Handle %T construct.
4058 (eval_spec_function): Preserve this_is_linker_script.
4059 * doc/invoke.texi: Document %T construct in spec files.
4060 * config/m32c/m32c.h (LIB_SPEC): Use it.
4062 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4064 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4065 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4066 when volatile flag is set.
4067 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4069 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4072 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4073 (combine_stack_adjustments_for_block): Allow insns between stack
4074 adjustments and stores with corresponding pre-(dec|inc)rement or
4075 pre-modify operation.
4077 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4080 * combine-stack-adj.c (struct csa_memlist): Rename to...
4081 (struct csa_reflist): ... this. Rename mem field to ref.
4082 (free_csa_memlist): Rename to...
4083 (free_csa_reflist): ... this.
4084 (record_one_stack_memref): Rename to...
4085 (record_one_stack_ref): ... this. Handle also REG_P.
4086 (try_apply_stack_adjustment): Handle also REG_P.
4087 (struct record_stack_memrefs_data): Rename to...
4088 (struct record_stack_refs_data): ... this. Rename memlist field to
4090 (record_stack_memrefs): Rename to...
4091 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4092 subexpressions instead of failing when a MEM contains SP references.
4093 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4094 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4096 2009-09-06 Richard Guenther <rguenther@suse.de>
4099 * tree.c (build_array_type): Do not record types marked
4100 with structural equality in the canonical type hashtable.
4102 2009-09-06 Richard Guenther <rguenther@suse.de>
4105 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4107 2009-09-05 Richard Guenther <rguenther@suse.de>
4110 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4112 2009-09-05 Richard Guenther <rguenther@suse.de>
4115 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4117 2009-09-05 Richard Guenther <rguenther@suse.de>
4120 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4121 before comparing function argument types.
4123 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4126 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4129 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4132 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4134 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4135 locators before emit_insn is called.
4137 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4140 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4141 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4142 (reginfo_init): Don't call allocate_reg_info.
4144 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4147 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4148 NONDEBUG_INSN_P instead of INSN_P.
4150 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4153 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4155 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4158 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4159 pattern of the split.
4161 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4163 * toplev.c (process_options): Move setter of flag_var_tracking
4164 before other tests that depend on it. Move down setter of
4165 flag_rename_registers. Don't enable var-tracking-assignments
4166 by default if selective scheduling is enabled. Warn if both
4169 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4171 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4172 comment. Use switch statement to catch overlaps between rtx
4173 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4174 (IS_DECL_CODE): ... here. Remove.
4175 (check_value_is_not_decl): Remove.
4176 (dv_from_decl, dv_from_value): Check after conversion.
4178 2009-09-04 Richard Guenther <rguenther@suse.de>
4181 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4182 after emitting tunks. Move emitting thunks and ctors from ...
4183 (cgraph_optimize): ... here. Remove redundant
4184 cgraph_analyze_functions.
4185 * varasm.c (find_decl_and_mark_needed): Remove no longer
4187 (finish_aliases_1): Adjust check for thunk aliases.
4189 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4191 * config/arm/arm.md (ctzsi2): Added braces
4192 to avoid warning that broke booststrap.
4194 2009-09-04 Martin Jambor <mjambor@suse.cz>
4196 PR tree-optimization/41112
4197 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4198 handle variable-bounded arrays.
4199 (expr_with_var_bounded_array_refs_p): New function.
4200 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4202 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4204 * config/s390/2097.md: Removed two incorrect bypasses.
4205 (z10_fsimpdf): Fixed latency.
4206 (z10_fhex): New insn_reservation.
4207 (z10_floaddf): Fixed latency.
4208 (z10_floadsf): Fixed latency.
4209 (z10_ftrunctf): Fixed latency.
4210 (z10_ftruncdf): Fixed latency.
4211 * config/s390/s390.c (z10_cost): Fixed values.
4212 (s390_adjust_priority): Added z10 path.
4213 * config/s390/s390.md (type): Added fhex.
4214 (*mov<mode>_64dfp): Updated type attribute.
4215 (*mov<mode>_64): Updated type attribute.
4216 (*mov<mode>_31): Updated type attribute.
4217 (*mov<mode>"): Likewise.
4218 * config/s390/2084.md (x_fsimpdf): Updated condition.
4220 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4222 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4223 RTXs in the predicate for operand 1.
4225 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4227 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4228 (rbitsi2): New insn.
4229 (ctzsi2): New expand.
4230 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4232 2009-09-03 Martin Jambor <mjambor@suse.cz>
4234 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4235 (create_artificial_child_access): Use build_ref_for_offset instead
4236 of duplicate_expr_for_different_base.
4237 (propagate_subacesses_accross_link): Likewise.
4239 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4241 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4243 (mips16e_collect_argument_saves): Skip debug instructions.
4244 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4245 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4246 (r10k_insert_cache_barriers): Likewise.
4247 (mips_reorg_process_insns): Likewise.
4249 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4252 * ira.c (update_equiv_reg): Remove check on class likely spill.
4254 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4257 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4258 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4262 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4263 the stack slot if it is passed by invisible reference.
4264 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4265 by invisible reference.
4267 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4269 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4270 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4271 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4273 * config/bfin/sync.md: New file.
4274 * config/bfin/bfin.md: Include it.
4275 (UNSPEC_ATOMIC): New.
4276 (UNSPEC_ONES): Provide a unique number.
4278 From Jie Zhang <jie.zhang@analog.com>:
4279 * config/bfin/bfin.c (ret_regs): New.
4280 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4281 (must_save_rets_p): New.
4282 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4283 current_function_is_leaf.
4284 (do_link): Likewise.
4285 (do_unlink): Likewise.
4286 (expand_interrupt_handler_prologue): Use ret_regs array.
4287 (expand_interrupt_handler_epilogue): Use ret_regs array and
4288 pass return register to gen_return_internal.
4289 (bfin_expand_epilogue): Pass return register to
4290 gen_return_internal.
4291 (bfin_expand_call): Explicitly clobber RETS.
4292 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4293 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4294 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4295 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4297 (return_internal): Take a reg rtx rather than the register number.
4299 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4301 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4302 when comparing against estimated_loop_iterations_int return.
4304 2009-09-03 Richard Guenther <rguenther@suse.de>
4306 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4307 eh_personality_libfunc.
4309 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4311 * tree-parloops.c (separate_decls_in_region): Add space.
4313 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4315 * tree-parloops.c (separate_decls_in_region): Change the condition
4316 checking if there are reductions in the loop.
4318 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4320 PR tree-optimization/38275
4321 * tree-parloops.c (parallelize_loops): Replace profitability condition
4322 for expected number of iterations.
4324 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4326 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4327 (bootstrap-debug): Explain conditions in which it becomes default.
4328 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4331 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4333 * doc/invoke.texi (Optimize Options): Move
4334 -finline-small-functions to the -O2 list.
4336 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4338 * toplev.c (process_options): Enable var-tracking-assignments
4339 by default if var-tracking is enabled.
4341 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4343 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4345 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4346 * rtl.h (prev_nonnote_insn_bb): Declare it.
4348 2009-09-03 Diego Novillo <dnovillo@google.com>
4350 * cgraph.c (cgraph_node_for_decl): New.
4351 * cgraph.h (cgraph_node_for_decl): Declare.
4352 * tree.c (host_integerp): Return 0 if T is NULL.
4354 2009-09-03 Diego Novillo <dnovillo@google.com>
4356 * tree.h (struct alias_pair): Move from varasm.c.
4357 (alias_pairs): Likewise.
4358 (TYPE_MAXVAL): Define.
4359 (TYPE_MINVAL): Define.
4360 (iterative_hash_host_wide_int): Declare.
4361 (remove_unreachable_alias_pairs): Declare.
4362 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4363 * diagnostic.c (default_diagnostic_starter): Make extern.
4364 (default_diagnostic_finalizer): Make extern.
4365 * diagnostic.h (default_diagnostic_starter): Declare.
4366 (default_diagnostic_finalizer): Declare.
4367 (default_tree_printer): Declare.
4368 * toplev.c (default_tree_printer): Make extern.
4370 2009-09-03 Richard Guenther <rguenther@suse.de>
4371 Diego Novillo <dnovillo@google.com>
4373 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4374 * cgraphunit.c (cgraph_expand_function): Do not emit
4375 associated thunks from here.
4376 (cgraph_emit_thunks): New.
4377 (cgraph_optimize): Call it.
4378 Return if any IPA pass finds an error.
4379 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4382 2009-09-03 Simon Baldwin <simonb@google.com>
4383 Rafael Espindola <espindola@google.com>
4384 Richard Guenther <rguenther@suse.de>
4385 Doug Kwan <dougkwan@google.com>
4386 Diego Novillo <dnovillo@google.com>
4388 * tree.c: Include tree-pass.h, langhooks-def.h,
4389 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4390 (free_lang_data_in_type): New.
4391 (need_assembler_name_p): New.
4392 (free_lang_data_in_block): New.
4393 (free_lang_data_in_decl): New.
4394 (struct free_lang_data_d): New.
4395 (add_tree_to_fld_list): New.
4396 (find_decls_types_r): New.
4397 (get_eh_types_for_runtime): New.
4398 (find_decls_types_in_eh_region): New.
4399 (find_decls_types_in_node): New.
4400 (find_decls_types_in_var): New.
4401 (free_lang_data_in_cgraph): New.
4402 (free_lang_data): New.
4403 (gate_free_lang_data): New.
4404 (pass_ipa_free_lang_data): New.
4406 2009-09-03 Diego Novillo <dnovillo@google.com>
4408 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4409 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4410 (lang_hooks): Remove const qualifier.
4411 * ipa.c (cgraph_remove_unreachable_nodes): Call
4412 remove_unreachable_alias_pairs.
4413 * except.c (add_type_for_runtime): Check if TYPE has
4414 already been converted.
4415 (lookup_type_for_runtime): Likewise.
4416 (check_handled): Handle converted types.
4417 * varasm.c (remove_unreachable_alias_pairs): New.
4418 * gimple.c: Include demangle.h.
4419 (gimple_decl_printable_name): New.
4420 (gimple_fold_obj_type_ref): New.
4421 * gimple.h (gimple_decl_printable_name): Declare.
4422 (gimple_fold_obj_type_ref): Declare.
4423 * passes.c (init_optimization_passes): Add pass
4424 pass_ipa_free_lang_data.
4425 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4426 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4428 2009-09-03 Diego Novillo <dnovillo@google.com>
4430 * c-lang.c (lang_hooks): Remove const qualifier.
4432 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4434 * doc/install.texi (*-*-freebsd*): Update target information.
4436 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4438 * hard-reg-set.h (call_fixed_regs): Remove.
4439 * reginfo.c (call_fixed_regs): Remove.
4440 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4441 (globalize_reg): Don't use call_fixed_regs.
4442 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4445 2009-09-01 Michael Matz <matz@suse.de>
4447 * expr.h (emit_storent_insn, expand_expr_real_1,
4448 expand_expr_real_2): Declare.
4449 * expr.c (emit_storent_insn, expand_expr_real_1,
4450 expand_expr_real_2): Export.
4451 (store_expr): Setting and evaluating dont_return_target is useless.
4452 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4453 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4454 * except.c (expand_resx_expr): Rename to ...
4455 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4456 * except.h (expand_resx_stmt): Declare.
4457 * stmt.c: Add include gimple.h
4458 (expand_asm_expr): Rename to ...
4459 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4460 (expand_case): Rewrite to take gimple statement.
4461 * tree.h (expand_asm_stmt): Declare.
4462 (expand_case): Change prototype.
4463 * Makefile.in (stmt.o): Depend on gimple.h.
4464 * builtins.c (expand_builtin_synchronize): Build gimple asm
4465 statement, not an ASM_EXPR.
4466 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4467 gimple_to_tree, release_stmt_tree): Remove.
4468 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4469 ggc_free, but hold comparison code and operands separately.
4470 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4471 (expand_call_stmt, expand_gimple_stmt_1,
4472 expand_gimple_stmt): New helpers.
4473 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4474 release_stmt_tree. Call expand_gimple_stmt instead.
4475 (expand_gimple_basic_block): Ditto.
4477 * calls.c (emit_call_1): Don't look at EH regions here, make
4478 fntree parameter useless.
4479 (expand_call): New local rettype for TREE_TYPE(exp), use it
4480 throughout. Remove local p, use addr instead.
4481 Don't look at EH regions here.
4483 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4485 * doc/invoke.texi (-fsched-pressure): Document it.
4486 (-fsched-reg-pressure-heuristic): Remove it.
4488 * reload.c (ira.h): Include.
4489 (find_reloads): Add choosing reload on number of small spilled
4492 * haifa-sched.c (ira.h): Include.
4493 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4494 saved_reg_pressure, curr_reg_live, saved_reg_live,
4495 region_ref_regs): New variables.
4496 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4497 initiate_reg_pressure_info, setup_ref_regs,
4498 initiate_bb_reg_pressure_info, save_reg_pressure,
4499 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4501 (setup_insn_reg_pressure_info): New function.
4502 (rank_for_schedule): Add pressure checking and insn issue time.
4503 Remove comparison of insn reg weights.
4504 (ready_sort): Set insn reg pressure info.
4505 (update_register_pressure, setup_insn_max_reg_pressure,
4506 update_reg_and_insn_max_reg_pressure,
4507 sched_setup_bb_reg_pressure_info): New functions.
4508 (schedule_insn): Add code for printing and updating reg pressure info.
4509 (find_set_reg_weight, find_insn_reg_weight): Remove.
4510 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4511 (debug_ready_list): Print reg pressure info.
4512 (schedule_block): Ditto. Check insn issue time.
4513 (sched_init): Set up sched_pressure_p. Allocate and set up some
4514 reg pressure related info.
4515 (sched_finish): Free some reg pressure related info.
4516 (fix_tick_ready): Make insn always ready if pressure_p.
4517 (init_h_i_d): Don't call find_insn_reg_weight.
4518 (haifa_finish_h_i_d): Free insn reg pressure info.
4520 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4521 ira_memory_move_cost, ira_class_hard_regs,
4522 ira_class_hard_regs_num, ira_no_alloc_regs,
4523 ira_available_class_regs, ira_reg_class_cover_size,
4524 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4526 * ira-lives.c (single_reg_class): Check mode to find how many
4527 registers are necessary for operand.
4528 (ira_implicitly_set_insn_hard_regs): New.
4530 * common.opt (fsched-pressure): New options.
4531 (fsched-reg-pressure-heuristic): Remove.
4533 * ira.c (setup_eliminable_regset): Rename to
4534 ira_setup_eliminable_regset. Make it external.
4535 (expand_reg_info): Pass cover class to setup_reg_classes.
4536 (ira): Call resize_reg_info instead of allocate_reg_info.
4538 * sched-deps.c: Include ira.h.
4539 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4540 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4541 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4542 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4543 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4544 mark_insn_reg_store, mark_insn_reg_clobber,
4545 setup_insn_reg_pressure_info): New.
4546 (sched_analyze_1): Update implicit_reg_pending_uses.
4547 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4548 Use them to create dependencies. Set insn reg uses and pressure
4549 info. Process reg_pending_uses in one place.
4550 (free_deps): Free implicit sets.
4551 (remove_from_deps): Remove implicit sets if necessary. Check
4552 implicit sets when clearing reg_last_in_use.
4553 (init_deps_global): Clear implicit_reg_pending_clobbers and
4554 implicit_reg_pending_uses.
4556 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4557 ira_memory_move_cost, ira_class_hard_regs,
4558 ira_class_hard_regs_num, ira_no_alloc_regs,
4559 ira_available_class_regs, ira_reg_class_cover_size,
4560 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4561 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4562 ira_implicitly_set_insn_hard_regs): New prototypes.
4564 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4565 cost_elements_num): New variables.
4566 (allocno_costs, total_costs): Rename to costs and
4567 total_allocno_costs.
4568 (COSTS_OF_ALLOCNO): Rename to COSTS.
4569 (allocno_pref): Rename to pref.
4570 (allocno_pref_buffer): Rename to pref_buffer.
4571 (common_classes): Rename to regno_cover_class.
4573 (record_reg_classes): Set allocno attributes only if allocno_p.
4574 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4575 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4576 and COSTS_OF_ALLOCNO.
4577 (print_costs): Rename to print_allocno_costs.
4578 (print_pseudo_costs): New.
4579 (process_bb_node_for_costs): Split into 2 functions with new
4580 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4581 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4582 new parameter dump_file. Use cost_elements_num instead of
4583 ira_allocnos_num. Make one iteration if preferred classes were
4584 already calculated for scheduler. Make 2 versions of code
4585 depending on allocno_p.
4586 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4587 regno_cover_class and COSTS instead of common_classes and
4589 (init_costs, finish_costs): New.
4590 (ira_costs): Set up allocno_p and cost_elements_num. Call
4591 init_costs and finish_costs.
4592 (ira_set_pseudo_classes): New.
4594 * rtl.h (allocate_reg_info): Remove.
4595 (resize_reg_info): Change return type.
4596 (reg_cover_class): New.
4597 (setup_reg_classes): Add new parameter.
4599 * sched-int.h (struct deps_reg): New member implicit_sets.
4600 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4601 (INCREASE_BITS): New macro.
4602 (struct reg_pressure_data, struct reg_use_data): New.
4603 (struct _haifa_insn_data): Remove reg_weight. Add members
4604 reg_pressure, reg_use_list, reg_set_list, and
4605 reg_pressure_excess_cost_change.
4606 (struct deps): New member implicit_sets.
4607 (pressure_p): New variable.
4608 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4609 (struct reg_pressure_data, struct reg_use_data): New.
4610 (INSN_REG_WEIGHT): Remove.
4611 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4612 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4613 (sched_init_region_reg_pressure_info,
4614 sched_setup_bb_reg_pressure_info): New prototypes.
4616 * reginfo.c (struct reg_pref): New member coverclass.
4617 (reg_cover_class): New function.
4618 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4619 (reg_info_size): New variable.
4620 (allocate_reg_info): Make static. Setup reg_info_size.
4621 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4622 (setup_reg_classes): Add a new parameter. Setup cover class too.
4624 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4627 * sched-rgn.c (deps_join): Set up implicit_sets.
4628 (schedule_region): Set up region and basic blocks pressure
4631 * passes.c (init_optimization_passes): Move
4632 pass_subregs_of_mode_init before pass_sched.
4634 2009-09-02 Martin Jambor <mjambor@suse.cz>
4636 * tree-sra.c (struct access): New field grp_hint.
4637 (dump_access): Dump grp_hint.
4638 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4640 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4641 those which have been specifically read and somehow written to.
4642 (propagate_subacesses_accross_link): Set grp_hint of right child and
4643 also possibly of the left child.
4645 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4647 * tree-object-size.c (addr_object_size): Always use object_size_type
4648 0 or 2 when determining the pointer pointed object size.
4650 2009-09-02 Richard Guenther <rguenther@suse.de>
4653 2009-08-31 Richard Guenther <rguenther@suse.de>
4655 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4656 to query if the memory regions for memmove overlap.
4657 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4658 asserts on pointers, instead deal with odd trees.
4659 (ptr_derefs_may_alias_p): Likewise.
4660 (refs_may_alias_p_1): Constructor bases also never alias.
4662 2009-08-01 Christian Bruel <christian.bruel@st.com>
4665 2009-07-31 Christian Bruel <christian.bruel@st.com>
4666 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4668 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4670 * doc/invoke.texi (-fvar-tracking-assignments): New.
4671 (-fvar-tracking-assignments-toggle): New.
4672 (-fdump-final-insns=file): Mark filename as optional.
4673 (--param min-nondebug-insn-uid): New.
4674 (-gdwarf-@{version}): Mention version 4.
4675 * opts.c (common_handle_option): Accept it.
4676 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4677 * regrename.c (regrename_optimize): Drop last. Don't count debug
4678 insns as uses. Don't reject change because of debug insn.
4679 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4680 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4681 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4682 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4683 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4684 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4685 * doc/gimple.texi (is_gimple_debug): New.
4686 (gimple_debug_bind_p): New.
4687 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4688 * doc/install.texi (bootstrap-debug): More details.
4689 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4690 (bootstrap-debug-lib): More details.
4691 (bootstrap-debug-ckovw): Update.
4692 (bootstrap-time): New.
4693 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4694 (insert_phi_nodes_for): Insert debug stmts.
4695 (rewrite_stmt): Take iterator. Insert debug stmts.
4696 (rewrite_enter_block): Adjust.
4697 (maybe_replace_use_in_debug_stmt): New.
4698 (rewrite_update_stmt): Use it.
4699 (mark_use_interesting): Return early for debug stmts.
4700 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4701 stmts before replacing stmt.
4702 (move_computations_stmt): Likewise.
4703 * ira-conflicts.c (add_copies): Skip debug insns.
4704 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4705 (regstat_bb_compute_ri): Skip debug insns.
4706 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4707 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4708 check_loop_closed_ssa_stmt): Skip debug stmts.
4709 * tree-tailcall.c (find_tail_calls): Likewise.
4710 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4711 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4712 (build_var_debug_value_stat): Declare.
4713 (build_var_debug_value): Define.
4714 (target_for_debug_bind): Declare.
4715 * reload.c (find_equiv_reg): Skip debug insns.
4716 * rtlanal.c (reg_used_between_p): Skip debug insns.
4717 (side_effects_p): Likewise.
4718 (canonicalize_condition): Likewise.
4719 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4720 insns never depend on debug insns.
4721 (create_ddg_dep_no_link): Likewise.
4722 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4723 Don't add inter-loop dependencies for debug insns.
4724 (build_intra_loop_deps): Likewise.
4725 (create_ddg): Count debug insns.
4726 * ddg.h (struct ddg::num_debug): New.
4727 (num_backargs): Pair up with previous int field.
4728 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4729 -fcompare-debug-second.
4730 * final.c (get_attr_length_1): Skip debug insns.
4731 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4732 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4733 (driver_self_specs): Map -fdump-final-insns to
4734 -fdump-final-insns=..
4735 (get_local_tick): New.
4736 (compare_debug_dump_opt_spec_function): Test for . argument and
4737 compute output name. Compute temp output spec without flag name.
4738 Compute -frandom-seed.
4739 (OPT): Undef after use.
4740 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4741 (average_num_loop_insns): Likewise.
4742 * params.h (MIN_NONDEBUG_INSN_UID): New.
4743 * gimple.def (GIMPLE_DEBUG): New.
4744 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4745 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4746 (merge_in_block): Fix whitespace.
4747 * toplev.c (flag_var_tracking): Update comment.
4748 (flag_var_tracking_assignments): New.
4749 (flag_var_tracking_assignments_toggle): New.
4750 (process_options): Don't open final insns dump file if we're not
4751 going to write to it. Compute defaults for var_tracking.
4752 * df-scan.c (df_insn_rescan_debug_internal): New.
4753 (df_uses_record): Handle debug insns.
4754 * haifa-sched.c (ready): Initialize n_debug.
4755 (contributes_to_priority): Skip debug insns.
4756 (dep_list_size): New.
4758 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4759 they're ready. Disregard previous debug insns to make decisions.
4760 (queue_insn): Never queue debug insns.
4761 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4762 (schedule_insn): Don't reject debug insns because of issue rate.
4763 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4764 (queue_to_ready): Skip and discount debug insns.
4765 (choose_ready): Let debug insns through.
4766 (schedule_block): Check boundary debug insns. Discount debug
4767 insns, schedule them early. Adjust whitespace.
4768 (set_priorities): Check for boundary debug insns.
4769 (add_jump_dependencies): Use dep_list_size.
4770 (prev_non_location_insn): New.
4771 (check_cfg): Use it.
4772 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4774 (remove_unused_ivs): Reset debug stmts.
4775 * modulo-sched.c (const_iteration_count): Skip debug insns.
4776 (res_MII): Discount debug insns.
4777 (loop_single_full_bb_p): Skip debug insns.
4778 (sms_schedule): Likewise.
4779 (sms_schedule_by_order): Likewise.
4780 (ps_has_conflicts): Likewise.
4781 * caller-save.c (refmarker_fn): New.
4782 (save_call_clobbered_regs): Replace regs with saved mem in
4784 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4785 Call refmarker_fn mark for hardregnos.
4786 (mark_reg_as_referenced): New.
4787 (replace_reg_with_saved_mem): New.
4788 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4789 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4791 (cse_extended_basic_block): Skip debug insns.
4792 (count_reg_usage): Likewise.
4793 (is_dead_reg): New, split out of...
4794 (set_live_p): ... here.
4795 (insn_live_p): Use it for debug insns.
4796 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4797 (execute_optimize_stdarg): Likewise.
4798 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4799 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4800 changes in debug stmts as changes.
4801 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4802 (moveup_expr): Don't move across debug insns. Don't move
4803 debug insn if it would create a bookkeeping block.
4804 (moveup_expr_cached): Don't use cache for debug insns that
4805 are heads of blocks.
4806 (compute_av_set_inside_bb): Skip debug insns.
4807 (sel_rank_for_schedule): Schedule debug insns first. Remove
4809 (block_valid_for_bookkeeping_p); Support lax searches.
4810 (create_block_for_bookkeeping): Adjust block numbers when
4811 encountering debug-only blocks.
4812 (find_place_for_bookkeeping): Deal with debug-only blocks.
4813 (generate_bookkeeping_insn): Accept no place to insert.
4814 (remove_temp_moveop_nops): New argument full_tidying.
4815 (prepare_place_to_insert): Deal with debug insns.
4816 (advance_state_on_fence): Debug insns don't start cycles.
4817 (update_boundaries): Take fence as argument. Deal with
4819 (schedule_expr_on_boundary): No full_tidying on debug insns.
4820 (fill_insns): Deal with debug insns.
4821 (track_scheduled_insns_and_blocks): Don't count debug insns.
4822 (need_nop_to_preserve_insn_bb): New, split out of...
4823 (remove_insn_from_stream): ... this.
4824 (fur_orig_expr_not_found): Skip debug insns.
4825 * rtl.def (VALUE): Move up.
4827 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4828 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4829 Set it if debug stmts are found.
4830 (statement_sink_location): Skip debug stmts. Propagate
4831 moving defs into debug stmts.
4832 * ifcvt.c (first_active_insn): Skip debug insns.
4833 (last_active_insns): Likewise.
4834 (cond_exec_process_insns): Likewise.
4835 (noce_process_if_block): Likewise.
4836 (check_cond_move_block): Likewise.
4837 (cond_move_convert_if_block): Likewise.
4838 (block_jumps_and_fallthru_p): Likewise.
4839 (dead_or_predicable): Likewise.
4840 * dwarf2out.c (debug_str_hash_forced): New.
4841 (find_AT_string): Add comment.
4842 (gen_label_for_indirect_string): New.
4843 (get_debug_string_label): New.
4844 (AT_string_form): Use it.
4845 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4846 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4847 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4848 several operations that cannot be represented with DWARF opcodes.
4849 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4850 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4851 (dwarf2out_var_location): Take during-call mark into account.
4852 (output_indirect_string): Update comment. Output if there are
4853 label and references.
4854 (prune_indirect_string): New.
4855 (prune_unused_types): Call it if debug_str_hash_forced.
4856 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4857 (dw_long_long_const): Remove.
4858 (struct dw_val_struct): Change val_long_long type to rtx.
4859 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4860 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4861 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4862 component instead of HOST_BITS_PER_LONG.
4863 (output_loc_operands): Likewise. For const8* assert
4864 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4865 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4866 rather than HOST_BITS_PER_LONG is >= 64.
4867 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4869 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4870 HOST_BITS_PER_LONG for dw_val_class_long_long.
4871 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4872 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4873 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4875 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4876 Handle DW_OP_implicit_value.
4877 (extract_int): Move prototype earlier.
4878 (mem_loc_descriptor): For SUBREG punt if inner
4879 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4880 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4881 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4882 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4883 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4884 instead of Pmode size.
4885 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4886 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4887 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4888 (concat_loc_descriptor, concatn_loc_descriptor,
4889 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4890 (add_location_or_const_value_attribute): Likewise. For single
4891 location loc_lists attempt to use add_const_value_attribute
4892 for constant decls. Add DW_AT_const_value even if
4893 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
4895 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
4896 (control_flow_insn_p): Likewise.
4897 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
4898 (separate_decls_in_region_debug_bind): New.
4899 (separate_decls_in_region): Process debug bind stmts afterwards.
4900 * recog.c (verify_changes): Handle debug insns.
4901 (extract_insn): Likewise.
4902 (peephole2_optimize): Skip debug insns.
4903 * dse.c (scan_insn): Skip debug insns.
4904 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
4906 (setup_id_for_insn): Handle debug insns.
4907 (maybe_tidy_empty_bb): Adjust whitespace.
4908 (tidy_control_flow): Skip debug insns.
4909 (sel_remove_insn): Adjust for debug insns.
4910 (sel_estimate_number_of_insns): Skip debug insns.
4911 (create_insn_rtx_from_pattern): Handle debug insns.
4912 (create_copy_of_insn_rtx): Likewise.
4913 * sel-sched-.h (sel_bb_end): Declare.
4914 (sel_bb_empty_or_nop_p): New.
4915 (get_all_loop_exits): Use it.
4916 (_eligible_successor_edge_p): Likewise.
4917 (return_nop_to_pool): Adjust.
4918 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
4919 * ira-lives.c (process_bb_node_lives): Skip debug insns.
4920 * gimple-pretty-print.c (dump_gimple_debug): New.
4921 (dump_gimple_stmt): Use it.
4922 (dump_bb_header): Skip gimple debug stmts.
4923 * regmove.c (optimize_reg_copy_1): Discount debug insns.
4924 (fixup_match_2): Likewise.
4925 (regmove_backward_pass): Likewise. Simplify combined
4926 replacement. Handle debug insns.
4927 * function.c (instantiate_virtual_regs): Handle debug insns.
4928 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
4929 * print-rtl.h: Include cselib.h.
4930 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
4931 * df.h (df_inns_rescan_debug_internal): Declare.
4932 * gcse.c (alloc_hash_table): Estimate n_insns.
4933 (cprop_insn): Don't regard debug insns as changes.
4934 (bypass_conditional_jumps): Skip debug insns.
4935 (one_pre_gcse_pass): Adjust.
4936 (one_code_hoisting_pass): Likewise.
4937 (compute_ld_motion_mems): Skip debug insns.
4938 (one_cprop_pass): Adjust.
4939 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
4940 (if_convertible_stmt_p): Handle debug stmts.
4941 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
4942 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
4943 * ira-build.c (create_bb_allocnos): Skip debug insns.
4944 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
4945 (has_single_use): Likewise.
4946 (single_imm_use): Likewise.
4947 (num_imm_uses): Likewise.
4948 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
4949 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
4950 (create_outofssa_var_map): Likewise.
4951 * lower-subreg.c (adjust_decomposed_uses): New.
4952 (resolve_debug): New.
4953 (decompose_multiword_subregs): Use it.
4954 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
4955 * emit-rtl.c: Include params.h.
4956 (cur_debug_insn_uid): Define.
4957 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
4958 (copy_rtx_if_shared_1): Handle debug insns.
4959 (reset_used_flags): Likewise.
4960 (set_used_flags): LIkewise.
4961 (get_max_insn_count): New.
4962 (next_nondebug_insn): New.
4963 (prev_nondebug_insn): New.
4964 (make_debug_insn_raw): New.
4965 (emit_insn_before_noloc): Handle debug insns.
4966 (emit_jump_insn_before_noloc): Likewise.
4967 (emit_call_insn_before_noloc): Likewise.
4968 (emit_debug_insn_before_noloc): New.
4969 (emit_insn_after_noloc): Handle debug insns.
4970 (emit_jump_insn_after_noloc): Likewise.
4971 (emit_call_insn_after_noloc): Likewise.
4972 (emit_debug_insn_after_noloc): Likewise.
4973 (emit_insn_after): Take loc from earlier non-debug insn.
4974 (emit_jump_insn_after): Likewise.
4975 (emit_call_insn_after): Likewise.
4976 (emit_debug_insn_after_setloc): New.
4977 (emit_debug_insn_after): New.
4978 (emit_insn_before): Take loc from later non-debug insn.
4979 (emit_jump_insn_before): Likewise.
4980 (emit_call_insn_before): Likewise.
4981 (emit_debug_insn_before_setloc): New.
4982 (emit_debug_insn_before): New.
4983 (emit_insn): Handle debug insns.
4984 (emit_debug_insn): New.
4985 (emit_jump_insn): Handle debug insns.
4986 (emit_call_insn): Likewise.
4988 (init_emit): Take min-nondebug-insn-uid into account.
4989 Initialize cur_debug_insn_uid.
4990 (emit_copy_of_insn_after): Handle debug insns.
4991 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
4992 location of single rhs in place.
4993 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
4994 (floor_sdiv_adjust): New.
4995 (cell_sdiv_adjust): New.
4996 (cell_udiv_adjust): New.
4997 (round_sdiv_adjust): New.
4998 (round_udiv_adjust): New.
4999 (wrap_constant): Moved from cselib.
5000 (unwrap_constant): New.
5001 (expand_debug_expr): New.
5002 (expand_debug_locations): New.
5003 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5005 (gimple_expand_cfg): Expand debug locations.
5006 * cselib.c: Include tree-pass.h.
5007 (struct expand_value_data): New.
5008 (cselib_record_sets_hook): New.
5009 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5010 (cselib_clear_table): Move, and implemnet in terms of...
5011 (cselib_reset_table_with_next_value): ... this.
5012 (cselib_get_next_unknown_value): New.
5013 (discard_useless_locs): Don't discard preserved values.
5014 (cselib_preserve_value): New.
5015 (cselib_preserved_value_p): New.
5016 (cselib_preserve_definitely): New.
5017 (cselib_clear_preserve): New.
5018 (cselib_preserve_only_values): New.
5019 (new_cselib_val): Take rtx argument. Dump it in details.
5020 (cselib_lookup_mem): Adjust.
5021 (expand_loc): Take regs_active in struct. Adjust. Silence
5022 dumps unless details are requested.
5023 (cselib_expand_value_rtx_cb): New.
5024 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5025 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5026 without details. Copy more subregs. Try to resolve values
5027 using a callback. Wrap constants.
5028 (cselib_subst_to_values): Adjust.
5029 (cselib_log_lookup): New.
5030 (cselib_lookup): Call it.
5031 (cselib_invalidate_regno): Don't count preserved values as useless.
5032 (cselib_invalidate_mem): Likewise.
5033 (cselib_record_set): Likewise.
5034 (struct set): Renamed to cselib_set, moved to cselib.h.
5035 (cselib_record_sets): Adjust. Call hook.
5036 (cselib_process_insn): Reset table when it would be cleared.
5037 (dump_cselib_val): New.
5038 (dump_cselib_table): New.
5039 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5040 (remove_forwarder_block): Support moving debug stmts.
5041 * cselib.h (cselib_record_sets_hook): Declare.
5042 (cselib_expand_callback): New type.
5043 (cselib_expand_value_rtx_cb): Declare.
5044 (cselib_reset_table_with_next_value): Declare.
5045 (cselib_get_next_unknown_value): Declare.
5046 (cselib_preserve_value): Declare.
5047 (cselib_preserved_value_p): Declare.
5048 (cselib_preserve_only_values): Declare.
5049 (dump_cselib_table): Declare.
5050 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5051 (try_crossjump_to_edge): Likewise.
5052 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5053 dominated blocks when debug stmts are present.
5054 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5055 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5056 (set_var_live_on_entry): Likewise.
5057 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5058 * cfglayout.c (curr_location, last_location): Make static.
5059 (set_curr_insn_source_location): Don't avoid bouncing.
5060 (get_curr_insn_source_location): New.
5061 (get_curr_insn_block): New.
5062 (duplicate_insn_chain): Handle debug insns.
5063 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5065 * common.opt (fcompare-debug): Move to sort order.
5066 (fdump-unnumbered-links): Likewise.
5067 (fvar-tracking-assignments): New.
5068 (fvar-tracking-assignments-toggle): New.
5069 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5070 because of debug stmts.
5071 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5072 (eliminate_unnecessary_stmts): Walk dominated blocks before
5074 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5075 * ira.c (memref_used_between_p): Skip debug insns.
5076 (update_equiv_regs): Likewise.
5077 * sched-deps.c (sd_lists_size): Accept empty list.
5078 (sd_init_insn): Mark debug insns.
5079 (sd_finish_insn): Unmark them.
5080 (sd_add_dep): Reject non-debug deps on debug insns.
5081 (fixup_sched_groups): Give debug insns group treatment.
5083 (sched_analyze_reg): Don't mark debug insns for sched before call.
5084 (sched_analyze_2): Handle debug insns.
5085 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5087 (deps_analyze_insn): Handle debug insns.
5088 (deps_start_bb): Skip debug insns.
5089 (init_deps): Initialize last_debug_insn.
5090 * tree-ssa.c (target_for_debug_bind): New.
5091 (find_released_ssa_name): New.
5092 (propagate_var_def_into_debug_stmts): New.
5093 (propagate_defs_into_debug_stmts): New.
5094 (verify_ssa): Skip debug bind stmts without values.
5095 (warn_uninialized_vars): Skip debug stmts.
5096 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5097 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5098 (rtx_equal_p): Likewise.
5099 * ira-costs.c (scan_one_insn): Skip debug insns.
5100 (process_bb_node_for_hard_reg_moves): Likewise.
5101 * rtl.h (DEBUG_INSN_P): New.
5102 (NONDEBUG_INSN_P): New.
5103 (MAY_HAVE_DEBUG_INSNS): New.
5104 (INSN_P): Accept debug insns.
5105 (RTX_FRAME_RELATED_P): Likewise.
5106 (INSN_DELETED_P): Likewise
5107 (PAT_VAR_LOCATION_DECL): New.
5108 (PAT_VAR_LOCATION_LOC): New.
5109 (PAT_VAR_OCATION_STATUS): New.
5110 (NOTE_VAR_LOCATION_DECL): Reimplement.
5111 (NOTE_VAR_LOCATION_LOC): Likewise.
5112 (NOTE_VAR_LOCATION_STATUS): Likewise.
5113 (INSN_VAR_LOCATION): New.
5114 (INSN_VAR_LOCATION_DECL): New.
5115 (INSN_VAR_LOCATION_LOC): New.
5116 (INSN_VAR_LOCATION_STATUS): New.
5117 (gen_rtx_UNKNOWN_VAR_LOC): New.
5118 (VAR_LOC_UNKNOWN_P): New.
5119 (NOTE_DURING_CALL_P): New.
5120 (SCHED_GROUP_P): Accept debug insns.
5121 (emit_debug_insn_before): Declare.
5122 (emit_debug_insn_before_noloc): Declare.
5123 (emit_debug_insn_beore_setloc): Declare.
5124 (emit_debug_insn_after): Declare.
5125 (emit_debug_insn_after_noloc): Declare.
5126 (emit_debug_insn_after_setloc): Declare.
5127 (emit_debug_insn): Declare.
5128 (make_debug_insn_raw): Declare.
5129 (prev_nondebug_insn): Declare.
5130 (next_nondebug_insn): Declare.
5131 (delegitimize_mem_from_attrs): Declare.
5132 (get_max_insn_count): Declare.
5133 (wrap_constant): Declare.
5134 (unwrap_constant): Declare.
5135 (get_curr_insn_source_location): Declare.
5136 (get_curr_insn_block): Declare.
5137 * tree-inline.c (insert_debug_decl_map): New.
5138 (processing_debug_stmt): New.
5139 (remap_decl): Don't create new mappings in debug stmts.
5140 (remap_gimple_op_r): Don't add references in debug stmts.
5141 (copy_tree_body_r): Likewise.
5142 (remap_gimple_stmt): Handle debug bind stmts.
5143 (copy_bb): Skip debug stmts.
5144 (copy_edges_for_bb): Likewise.
5145 (copy_debug_stmt): New.
5146 (copy_debug_stmts): New.
5147 (copy_body): Copy debug stmts at the end.
5148 (insert_init_debug_bind): New.
5149 (insert_init_stmt): Take id. Skip and emit debug stmts.
5150 (setup_one_parameter): Remap variable earlier, register debug mapping.
5151 (estimate_num_insns): Skip debug stmts.
5152 (expand_call_inline): Preserve debug_map.
5153 (optimize_inline_calls): Check for no debug_stmts left-overs.
5154 (unsave_expr_now): Preserve debug_map.
5155 (copy_gimple_seq_and_replace_locals): Likewise.
5156 (tree_function_versioning): Check for no debug_stmts left-overs.
5157 Init and destroy debug_map as needed. Split edges unconditionally.
5158 (build_duplicate_type): Init and destroy debug_map as needed.
5159 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5160 (struct copy_body_data): Add debug_stmts and debug_map.
5161 * sched-int.h (struct ready_list): Add n_debug.
5162 (struct deps): Add last_debug_insn.
5163 (DEBUG_INSN_SCHED_P): New.
5164 (BOUNDARY_DEBUG_INSN_P): New.
5165 (SCHEDULE_DEBUG_INSN_P): New.
5166 (sd_iterator_cond): Accept empty list.
5167 * combine.c (create_log_links): Skip debug insns.
5168 (combine_instructions): Likewise.
5169 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5170 return value is always unshared.
5171 (struct rtx_subst_pair): New.
5172 (auto_adjust_pair): New.
5173 (propagate_for_debug_subst): New.
5174 (propagate_for_debug): New.
5175 (try_combine): Skip debug insns. Propagate removed defs into
5177 (next_nonnote_nondebug_insn): New.
5178 (distribute_notes): Use it. Skip debug insns.
5179 (distribute_links): Skip debug insns.
5180 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5181 * resource.c (mark_target_live_regs): Likewise.
5182 * var-tracking.c: Include cselib.h and target.h.
5183 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5185 (micro_operation_type_name): New.
5186 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5187 (struct micro_operation_def): Update comments.
5188 (decl_or_value): New type. Use instead of decls.
5189 (struct emit_note_data_def): Add vars.
5190 (struct attrs_def): Use decl_or_value.
5191 (struct variable_tracking_info_def): Add permp, flooded.
5192 (struct location_chain_def): Update comment.
5193 (struct variable_part_def): Use decl_or_value.
5194 (struct variable_def): Make var_part a variable length array.
5196 (scratch_regs): New.
5197 (cselib_hook_called): New.
5198 (dv_is_decl_p): New.
5199 (dv_is_value_p): New.
5202 (dv_as_opaque): New.
5203 (dv_onepart_p): New.
5205 (IS_DECL_CODE): New.
5206 (check_value_is_not_decl): New.
5207 (dv_from_decl): New.
5208 (dv_from_value): New.
5209 (dv_htab_hash): New.
5210 (variable_htab_hash): Use it.
5211 (variable_htab_eq): Support values.
5212 (variable_htab_free): Free from the right pool.
5213 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5214 (attrs_list_union): Adjust.
5215 (attrs_list_mpdv_union): New.
5216 (tie_break_pointers): New.
5217 (canon_value_cmp): New.
5218 (unshare_variable): Return possibly-modified slot.
5219 (vars_copy_1): Adjust.
5220 (var_reg_decl_set): Adjust. Split out of...
5221 (var_reg_set): ... this.
5222 (get_init_value): Adjust.
5223 (var_reg_delete_and_set): Adjust.
5224 (var_reg_delete): Adjust.
5225 (var_regno_delete): Adjust.
5226 (var_mem_decl_set): Split out of...
5227 (var_mem_set): ... this.
5228 (var_mem_delete_and_set): Adjust.
5229 (var_mem_delete): Adjust.
5233 (variable_union): Adjust. Speed up merge of 1-part vars.
5234 (variable_canonicalize): Use unshared slot.
5235 (VALUED_RECURSED_INTO): New.
5236 (find_loc_in_1pdv): New.
5237 (struct dfset_merge): New.
5238 (insert_into_intersection): New.
5239 (intersect_loc_chains): New.
5241 (canonicalize_loc_order_check): New.
5242 (canonicalize_values_mark): New.
5243 (canonicalize_values_star): New.
5244 (variable_merge_over_cur): New.
5245 (variable_merge_over_src): New.
5246 (dataflow_set_merge): New.
5247 (dataflow_set_equiv_regs): New.
5248 (remove_duplicate_values): New.
5249 (struct dfset_post_merge): New.
5250 (variable_post_merge_new_vals): New.
5251 (variable_post_merge_perm_vals): New.
5252 (dataflow_post_merge_adjust): New.
5253 (find_mem_expr_in_1pdv): New.
5254 (dataflow_set_preserve_mem_locs): New.
5255 (dataflow_set_remove_mem_locs): New.
5256 (dataflow_set_clear_at_call): New.
5257 (onepart_variable_different_p): New.
5258 (variable_different_p): Use it.
5259 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5260 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5262 (track_loc_p): Pass it true.
5263 (struct count_use_info): New.
5264 (find_use_val): New.
5265 (replace_expr_with_values): New.
5267 (use_type): New, partially split out of...
5268 (count_uses): ... this. Count new micro-ops.
5269 (count_uses_1): Adjust.
5270 (count_stores): Adjust.
5271 (count_with_sets): New.
5272 (VAL_NEEDS_RESOLUTION): New.
5273 (VAL_HOLDS_TRACK_EXPR): New.
5274 (VAL_EXPR_IS_COPIED): New.
5275 (VAL_EXPR_IS_CLOBBERED): New.
5276 (add_uses): Adjust. Generate new micro-ops.
5277 (add_uses_1): Adjust.
5278 (add_stores): Generate new micro-ops.
5279 (add_with_sets): New.
5280 (find_src_status): Adjust.
5281 (find_src_set_src): Adjust.
5282 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5283 Handle new micro-ops. Canonicalize value equivalances.
5284 (vt_find_locations): Compute total size of hash tables for
5285 dumping. Perform merge for var-tracking-assignments. Don't
5286 disregard single-block loops.
5287 (dump_attrs_list): Handle decl_or_value.
5288 (dump_variable): Take variable. Deal with decl_or_value.
5289 (dump_variable_slot): New.
5290 (dump_vars): Use it.
5291 (dump_dataflow_sets): Adjust.
5292 (set_slot_part): New, extended to support one-part variables
5293 after splitting out of...
5294 (set_variable_part): ... this.
5295 (clobber_slot_part): New, split out of...
5296 (clobber_variable_part): ... this.
5297 (delete_slot_part): New, split out of...
5298 (delete_variable_part): .... this.
5299 (check_wrap_constant): New.
5300 (vt_expand_loc_callback): New.
5301 (vt_expand_loc): New.
5302 (emit_note_insn_var_location): Adjust. Handle values. Handle
5303 EMIT_NOTE_AFTER_CALL_INSN.
5304 (emit_notes_for_differences_1): Adjust. Handle values.
5305 (emit_notes_for_differences_2): Likewise.
5306 (emit_notes_for_differences): Adjust.
5307 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5308 Adjust. Handle new micro-ops.
5309 (vt_add_function_parameters): Adjust. Create and bind values.
5310 (vt_initialize): Adjust. Initialize scratch_regs and
5311 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5312 operations. Move some code to count_with_sets and add_with_sets.
5313 (delete_debug_insns): New.
5314 (vt_debug_insns_local): New.
5315 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5317 (var_tracking_main): If var-tracking-assignments is enabled
5318 but var-tracking isn't, delete debug insns and leave. Likewise
5319 if we exceed limits or fail the stack adjustments tests, and
5320 after all var-tracking processing.
5321 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5322 (dataflow_set): Add traversed_vars.
5323 (value_chain, const_value_chain): New typedefs.
5324 (value_chain_pool, value_chains): New variables.
5325 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5326 add_value_chains, add_cselib_value_chains, remove_value_chain,
5327 remove_value_chains, remove_cselib_value_chains): New functions.
5328 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5329 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5331 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5332 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5333 (dst_can_be_shared): New variable.
5334 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5335 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5336 different from set->vars, look up slot again instead of using the
5338 (dataflow_set_init): Initialize traversed_vars.
5339 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5340 lookup if set->vars is shared. Don't keep slot cleared before
5341 calling unshare_variable. Unshare set->vars if needed. Adjust
5342 unshare_variable callers. Clear dst_can_be_shared if needed.
5343 Even ->refcount == 1 vars must be unshared if set->vars is shared
5344 and var needs to be modified.
5345 (dataflow_set_union): Set traversed_vars during canonicalization.
5346 (VALUE_CHANGED, DECL_CHANGED): Define.
5347 (set_dv_changed, dv_changed_p): New static inlines.
5348 (track_expr_p): Clear DECL_CHANGED.
5349 (dump_dataflow_sets): Set it.
5350 (variable_was_changed): Call set_dv_changed.
5351 (emit_note_insn_var_location): Likewise.
5352 (changed_variables_stack): New variable.
5353 (check_changed_vars_1, check_changed_vars_2): New functions.
5354 (emit_notes_for_changes): Do nothing if changed_variables is
5355 empty. Traverse changed_variables with check_changed_vars_1,
5356 call check_changed_vars_2 on each changed_variables_stack entry.
5357 (emit_notes_in_bb): Add SET argument. Just clear it at the
5358 beginning, use it instead of local &set, don't destroy it at the end.
5359 (vt_emit_notes): Call dataflow_set_clear early on all
5360 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5361 computed set, dataflow_set_clear also VTI(bb)->in when we are
5362 done with the basic block. Initialize changed_variables_stack,
5363 free it afterwards. If ENABLE_CHECKING verify that after noting
5364 differences to an empty set value_chains hash table is empty.
5365 (vt_initialize): Initialize value_chains and value_chain_pool.
5366 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5367 (variable_tracking_main): Call dump_dataflow_sets before calling
5368 vt_emit_notes, not after it.
5369 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5370 (propagate_var_def_into_debug_stmts): Declare.
5371 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5372 (df_set_note): Reject debug insns.
5373 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5374 add notes to debug insns.
5375 (df_note_bb_compute): Adjust. Likewise.
5376 (df_simulate_uses): Skip debug insns.
5377 (df_simulate_initialize_backwards): Likewise.
5378 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5379 (subst_stack_regs_pat): Reject debug insns.
5380 (convert_regs_1): Handle debug insns.
5381 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5382 (print-rtl.o): Depend on cselib.h.
5383 (cselib.o): Depend on TREE_PASS_H.
5384 (var-tracking.o): Depend on cselib.h and TARGET_H.
5385 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5386 (init_ready_list): Skip boundary debug insns.
5387 (add_branch_dependences): Skip debug insns.
5388 (free_block_dependencies): Check for blocks with only debug insns.
5389 (compute_priorities): Likewise.
5390 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5391 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5393 (gimple_build_debug_bind_stat): New.
5394 (empty_body_p): Skip debug stmts.
5395 (gimple_has_side_effects): Likewise.
5396 (gimple_rhs_has_side_effects): Likewise.
5397 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5398 (gimple_build_debug_bind_stat): Declare.
5399 (gimple_build_debug_bind): Define.
5400 (is_gimple_debug): New.
5401 (gimple_debug_bind_p): New.
5402 (gimple_debug_bind_get_var): New.
5403 (gimple_debug_bind_get_value): New.
5404 (gimple_debug_bind_get_value_ptr): New.
5405 (gimple_debug_bind_set_var): New.
5406 (gimple_debug_bind_set_value): New.
5407 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5408 (gimple_debug_bind_reset_value): New.
5409 (gimple_debug_bind_has_value_p): New.
5410 (gsi_next_nondebug): New.
5411 (gsi_prev_nondebug): New.
5412 (gsi_start_nondebug_bb): New.
5413 (gsi_last_nondebug_bb): New.
5414 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5415 (print_insn): Handle DEBUG_INSN.
5416 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5417 of first insn prevail.
5418 (first_stmt): Skip debug stmts.
5419 (first_non_label_stmt): Likewise.
5420 (last_stmt): Likewise.
5421 (has_zero_uses_1): New.
5422 (single_imm_use_1): New.
5423 (verify_gimple_debug): New.
5424 (verify_types_in_gimple_stmt): Handle debug stmts.
5425 (verify_stmt): Likewise.
5426 (debug_loop_num): Skip debug stmts.
5427 (remove_edge_and_dominated_blocks): Remove dominators last.
5428 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5429 (linearize_expr): Likewise.
5430 * config/i386/i386.c (ix86_delegitimize_address): Call
5431 default implementation.
5432 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5433 (group_barrier_needed): Skip debug insns.
5434 (emit_insn_group_barriers): Likewise.
5435 (emit_all_insn_group_barriers): Likewise.
5436 (ia64_variable_issue): Handle debug insns.
5437 (ia64_dfa_new_cycle): Likewise.
5438 (final_emit_insn_group_barriers): Skip debug insns.
5439 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5440 def cfa without frame.
5441 (process_set): Likewise.
5442 (process_for_unwind_directive): Pass frame on.
5443 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5444 (rs6000_delegitimize_address): New.
5445 (rs6000_debug_adjust_cost): Handle debug insns.
5446 (is_microcoded_insn): Likewise.
5447 (is_cracked_insn): Likewise.
5448 (is_nonpipeline_insn): Likewise.
5449 (insn_must_be_first_in_group): Likewise.
5450 (insn_must_be_last_in_group): Likewise.
5451 (force_new_group): Likewise.
5452 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5453 contains only debug insns.
5454 (rtl_merge_blocks): Skip debug insns.
5455 (purge_dead_edges): Likewise.
5456 (rtl_block_ends_with_call_p): Skip debug insns.
5457 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5458 (mark_reg_dependencies): Skip debug insns.
5459 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5460 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5461 * tree-ssa-threadedge.c
5462 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5463 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5464 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5465 (copyprop_hardreg_forward_1): Handle debug insns.
5466 * reload1.c (reload): Skip debug insns. Replace unassigned
5467 pseudos in debug insns with their equivalences.
5468 (eliminate_regs_in_insn): Skip debug insns.
5469 (emit_input_reload_insns): Skip debug insns at first, adjust
5471 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5472 (get_indirect_ref_operands): Pass opf_no_vops on.
5473 (get_expr_operands): Likewise. Skip debug stmts.
5474 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5476 2009-09-01 Richard Henderson <rth@redhat.com>
5478 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5479 stmt_ends_pp_p statements at least once.
5480 * tree-vrp.c (vrp_initialize): Likewise.
5481 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5483 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5486 Fix AIX bootstrap after PR debug/30161
5487 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5488 that is a GNU extension.
5489 (tmpl_value_parm_die_table): Move the definition of this global
5490 outside #ifdef DWARF2_DEBUGGING_INFO region.
5492 2009-09-01 Richard Guenther <rguenther@suse.de>
5494 * tree.c (tree_expr_size): New function.
5495 * tree.h (tree_expr_size): Declare.
5496 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5497 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5498 * langhooks.c (lhd_expr_size): Remove.
5499 * langhooks.h (struct lang_hooks): Remove expr_size.
5500 * explow.c (expr_size): Use tree_expr_size.
5501 (int_expr_size): Likewise.
5502 * langhooks-def.h (lhd_expr_size): Remove.
5503 (LANG_HOOKS_EXPR_SIZE): Likewise.
5504 (LANG_HOOKS_INITIALIZER): Adjust.
5506 2009-09-01 Richard Guenther <rguenther@suse.de>
5508 * tree-flow.h (mark_addressable): Move declaration ...
5509 * tree.h (mark_addressable): ... here.
5510 * stmt.c (expand_asm_operands): Use mark_addressable, not
5511 lang_hooks.mark_addressable.
5512 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5513 LANG_HOOKS_MARK_ADDRESSABLE.
5514 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5515 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5517 2009-08-31 Chris Demetriou <cgd@google.com>
5519 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5520 vectorize if not TARGET_SSE2.
5522 2009-08-31 DJ Delorie <dj@redhat.com>
5524 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5525 registers if no coprocessor is enabled.
5527 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5530 * cgraph.h (cgraph_get_node): Declare ...
5531 * cgraph.c (cgraph_get_node): ... new function.
5532 * dwarf2out.c (gen_generic_params_dies,
5533 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5534 make_ith_pack_parameter_name,
5535 append_entry_to_tmpl_value_parm_die_table,
5536 gen_remaining_tmpl_value_param_die_attribute): New functions.
5537 (gen_subprogram_die): Generate debug info for template parameters
5538 if debug info level is higher than DINFO_LEVEL_TERSE.
5539 Use tree_add_const_value_attribute_for_decl instead of
5540 tree_add_const_value_attribute.
5541 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5542 instead of tree_add_const_value_attribute.
5543 (gen_struct_or_union_type_die): Generate debug
5544 info for template parameters if debug info level is higher than
5546 (tree_add_const_value_attribute): Handle integral and pointer
5547 constants. Update comment.
5548 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5549 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5550 (reference_to_unused): Fix thinko. Remove redundant predicates from
5552 (tree_add_const_value_attribute): Make this work for constant
5554 tree_add_const_value_attribute_for_decl is to be used for variable
5556 (add_location_or_const_value_attribute): Use
5557 tree_add_const_value_attribute_for_decl now.
5558 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5559 DW_TAG_template_value_param DIEs after function DIEs have been
5561 * langhooks.h (lang_hooks_for_types): Add
5562 get_argument_pack_elems.
5563 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5564 (lang_hooks): Added get_innermost_generic_parms,
5565 get_innermost_generic_args.
5566 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5567 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5568 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5569 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5571 2009-08-31 DJ Delorie <dj@redhat.com>
5573 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5574 it once we start generating the prologue or epilogue.
5575 (mep_call_saves_register): If the frame is locked, re-use
5577 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5578 (mep_expand_prologue): Call it.
5579 (mep_expand_epilogue): Likewise.
5580 (mep_start_function): Use the same logic as mep_expand_prologue.
5581 (mep_pass_by_reference): Make logic more readable.
5582 (mep_return_in_memory): Zero-sized objects are passed in memory.
5583 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5585 2009-08-31 Richard Guenther <rguenther@suse.de>
5587 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5588 to query if the memory regions for memmove overlap.
5589 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5590 asserts on pointers, instead deal with odd trees.
5591 (ptr_derefs_may_alias_p): Likewise.
5592 (refs_may_alias_p_1): Constructor bases also never alias.
5594 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5596 * doc/install.texi (Final install): Adjust reference on where to
5597 order printed manuals.
5599 2009-08-30 Olivier Hainque <hainque@adacore.com>
5601 * dwarf2out.c (switch_to_frame_table_section): Move
5602 definition prior to first use.
5604 2009-08-30 Richard Guenther <rguenther@suse.de>
5606 PR tree-optimization/41186
5607 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5608 (ao_ref_init_from_ptr_and_size): New function.
5609 (ref_maybe_used_by_call_p_1): Be more precise tracking
5610 used ranges for builtin functions.
5611 (ref_maybe_used_by_call_p): Adjust.
5612 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5613 ranges for builtin functions.
5614 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5616 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5619 * fwprop.c (get_reg_use_in): Delete.
5620 (free_load_extend): New function.
5621 (forward_propagate_subreg): Use it.
5623 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5625 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5627 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5630 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5633 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5635 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5636 fini or fini_array section.
5638 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5640 * graphite-dependences.c (graphite_legal_transform_bb): Call
5641 pbb_remove_duplicate_pdrs.
5642 * graphite-poly.c (can_collapse_pdr): Removed.
5643 (pdr_find_duplicate): Removed.
5644 (can_collapse_pdrs): New.
5645 (pbb_remove_duplicate_pdrs): New.
5646 (new_poly_dr): Do not look for duplicates.
5647 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5648 (PBB_PDR_DUPLICATES_REMOVED): New.
5649 (pbb_remove_duplicate_pdrs): Declared.
5651 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5653 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5654 the strides by multiplying by PDR_NB_REFS.
5655 * graphite-poly.c (can_collapse_pdr): New.
5656 (pdr_find_duplicate): New.
5657 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5658 Initialize PDR_NB_REFS.
5659 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5661 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5663 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5666 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5669 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5671 * graphite-dependences.c (pddr_original_scattering): Return NULL
5672 for read-read dependence relations.
5673 * graphite-poly.h (enum poly_dr_type): Fix comment.
5676 (pdr_may_write_p): New.
5678 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5680 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5681 (struct poly_dr): Same.
5682 (new_poly_dr): Same.
5683 * graphite-poly.c (new_poly_dr): Same.
5684 * graphite-dependences.c (dot_deps): Disable call to system.
5686 2009-08-28 Cary Coutant <ccoutant@google.com>
5689 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5690 struct/union/enum types local to a function.
5692 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5693 Sebastian Pop <sebastian.pop@amd.com>
5695 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5696 pbb_strip_mine_time_depth. Changed the implementation so that
5697 transformation is expressed as a transformation on
5698 time (scatttering) dimensions. Also, ensures that the 2d+1
5699 scheduling format is preserved.
5700 (pbb_strip_mine_profitable_p): Profitability is based on the
5701 iteration number of a given time (scattering) dimension,
5702 and not on a original loop depth dimension.
5703 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5704 (pbb_do_strip_mine): Call psct_dynamic_dim.
5705 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5706 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5707 (pbb_nb_dynamic_scattering_transform): New.
5708 (psct_dynamic_dim): New.
5710 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5712 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5713 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5714 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5715 * graphite-interchange.c (build_linearized_memory_access): Same.
5716 (memory_stride_in_loop): Same.
5718 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5720 * graphite-dependences.c (pddr_original_scattering): New.
5721 (graphite_legal_transform_dr): Call pddr_original_scattering.
5724 * graphite-dependences.h (dot_deps): Declared.
5725 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5726 (print_pdr): Print PDR_ID.
5727 * graphite-poly.h (struct poly_dr): Add field id.
5730 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5732 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5734 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5735 not delete the original dependence relation.
5737 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5739 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5740 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5741 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5742 (free_poly_ddr): New.
5743 (pddr_is_empty): New.
5744 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5745 (dependence_polyhedron): Same. Remove useless gcc_assert.
5747 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5748 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5749 * graphite-dependences.h (enum poly_dependence_kind): New.
5750 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5751 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5752 (PDRP_SINK): Renamed PDDR_SINK.
5753 (PDRP_DDP): Renamed PDDR_DDP.
5755 (free_poly_ddr): Declared.
5756 * graphite-poly.c (new_scop): Use the new hash function names.
5757 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5758 into original_pddrs.
5759 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5761 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5763 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5764 bounds with LT_EXPR to make niter analysis more precise on code
5765 generated by Graphite.
5767 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5769 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5770 (graphite_legal_transform_bb): Same.
5771 (poly_drs_may_alias_p): Same.
5773 2009-08-28 Richard Guenther <rguenther@suse.de>
5775 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5777 2009-08-28 Jan Beulich <jbeulich@novell.com>
5779 * config/i386/netware.c: Include langhooks.h.
5780 (i386_nlm_encode_section_info): Simplify.
5781 (netware_override_options): Delete.
5782 * config/i386/netware.h (netware_override_options): Delete
5784 (OVERRIDE_OPTIONS): Delete definition.
5785 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5786 (ASM_COMMENT_START): Define.
5787 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5789 2009-08-28 Jan Beulich <jbeulich@novell.com>
5791 * configure.ac: For in-tree ld, do a plain version check to
5792 determine whether comdat groups are supported.
5793 * configure: Regenerate.
5795 2009-08-28 Olivier Hainque <hainque@adacore.com>
5797 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5798 always defined. Reflect definition or absence of such for
5799 COLLECT_EXPORT_LIST. Readability helper.
5800 (scanfilter): New enum, to help control what symbols
5801 are to be considered or ignored by scan_prog_file.
5802 (enum pass): Rename as "scanpass", moved together with scanfilter
5803 prior to scan_prog_file's prototype.
5804 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5805 Group prototype with the scanpass/scanfilter definitions, factorize
5806 head comments for the several implementations at the prototype.
5807 (main): Reorganize the first pass link control to let AIX
5808 drag only the needed frame tables in executables. Prevent
5809 frame tables collection during the scan aimed at static ctors.
5810 Pre-link and scan for frame tables later to compensate.
5811 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5812 A C statement to issue assembly directives that create a reference
5813 to the given DWARF table identifier label from the current function
5815 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5816 to differentiate first time section entry. Only emit a .data
5817 tables start identifier label the first time around.
5818 (switch_to_frame_table_section): New function. Helper for
5819 output_call_frame_info to switch possibly BACK into the eh_frame
5820 or the debug_frame section depending on FOR_EH.
5821 (output_call_frame_info): Use helper to first enter the proper
5823 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5824 emit a link to the frame table start label from each function
5826 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5827 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5828 * config/rs6000/rs6000-protos.h: Declare it.
5829 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5831 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5833 * config/sh/sh.c (split_branches): Check the result of
5836 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5838 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5839 using -pthread -fopenmp
5841 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5843 * doc/service.texi (service directory): Update URL.
5845 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5847 PR rtl-optimization/40861
5848 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5849 extract word from a multi-word subreg for negative byte positions.
5851 2009-08-27 Tristan Gingold <gingold@adacore.com>
5852 Douglas B Rupp <rupp@gnat.com>
5854 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5855 (SECTION_VMS_OVERLAY): Define.
5856 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5858 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5860 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5861 common_object declarations.
5862 (ia64_section_type_flags): Set section flag for common_object.
5863 * config/ia64/ia64-protos.h
5864 (ia64_vms_output_aligned_decl_common): Declare.
5865 (ia64_vms_elf_asm_named_section): Declare.
5867 2009-08-27 Michael Matz <matz@suse.de>
5869 * expr.c (expand_expr_real_2): New function taking exploded
5870 unary or binary expression, split out from ...
5871 (expand_expr_real_1): ... here. Move over all unary/binary
5872 switch parts to above function, in particular these codes:
5873 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5874 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5875 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5876 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5877 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5878 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5879 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5880 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5881 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5882 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5883 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5884 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5885 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5886 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5887 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5888 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5889 VEC_PACK_FIX_TRUNC_EXPR.
5890 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
5893 2009-08-27 Richard Guenther <rguenther@suse.de>
5895 * gengtype.c (main): Handle uint64_t.
5896 * ipa-utils.c (get_base_var): Indent properly.
5897 * tree-ssa-live.c (debug_scope_block): New function.
5898 * tree-flow.h (debug_scope_block): Declare.
5899 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
5900 * basic-block.h (enum profile_status): Rename to
5901 enum profile_status_d.
5902 (x_profile_status): Adjust type.
5904 2009-08-27 Dodji Seketeli <dodji@redhat.com>
5907 * dwarf2out.c (get_context_die): Declare this static function.
5908 (gen_type_die_with_usage): Make sure a DIE is a generated for
5909 the context of a typedef.
5911 2009-08-26 Anatoly Sokolov <aesok@post.ru>
5913 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
5916 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5918 * config/mips/mips-protos.h (mips_output_sync): Declare.
5919 (mips_sync_loop_insns): Likewise.
5920 (mips_output_sync_loop): Replace first two parameters with an rtx.
5921 * config/mips/mips.c (mips_multi_member): New structure.
5922 (mips_multi_members): New variable.
5923 (mips_multi_start): New function.
5924 (mips_multi_add): Likewise.
5925 (mips_multi_add_insn): Likewise.
5926 (mips_multi_add_label): Likewise.
5927 (mips_multi_last_index): Likewise.
5928 (mips_multi_copy_insn): Likewise.
5929 (mips_multi_set_operand): Likewise.
5930 (mips_multi_write): Likewise.
5931 (mips_print_operand_punctuation): Remove '%|' and '%-'.
5932 (mips_init_print_operand_punct): Update accordingly.
5933 (mips_start_ll_sc_sync_block): New function.
5934 (mips_end_ll_sc_sync_block): Likewise.
5935 (mips_output_sync): Likewise.
5936 (mips_sync_insn1_template): Likewise.
5937 (mips_sync_insn2_template): Likewise.
5938 (mips_get_sync_operand): Likewise.
5939 (mips_process_sync_loop): Likewise.
5940 (mips_output_sync_loop): Use mips_process_sync_loop.
5941 (mips_sync_loop_insns): New function.
5942 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
5943 (MIPS_COMPARE_AND_SWAP_12): Likewise.
5944 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
5945 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
5946 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
5947 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
5948 (MIPS_SYNC_OLD_OP_12): Likewise.
5949 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
5950 (MIPS_SYNC_NEW_OP_12): Likewise.
5951 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
5952 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
5953 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
5954 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
5955 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
5956 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
5957 * config/mips/mips.md (sync_mem): New attribute.
5958 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
5959 (sync_exclusive_mask, sync_required_oldval): Likewise.
5960 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
5961 (sync_release_barrier): Likewise.
5962 (length): Handle sync loops.
5963 (sync): Use mips_output_sync.
5964 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
5965 (sync_compare_and_swap<mode>): Set the new sync_* attributes
5966 and use mips_output_sync_loop.
5967 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
5968 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5969 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
5970 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
5971 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
5972 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
5973 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
5974 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
5975 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
5977 2009-08-26 Richard Guenther <rguenther@suse.de>
5980 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
5981 the types to not match.
5982 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
5984 * tree-ssa.c (useless_type_conversion_p): Conversions to
5985 pointers to unprototyped functions are useless.
5987 2009-08-26 Richard Guenther <rguenther@suse.de>
5989 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
5990 whole-program condition, prepare to be called for non-globals.
5991 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
5992 params build a representative with known type and track its fields.
5994 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
5996 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
5997 clearing by a taken branch.
5998 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
5999 effectively after bbro pass.
6000 (sync_nand<mode>): Ditto.
6001 (sync_old_<fetchop_name><mode>): Ditto.
6002 (sync_old_nand<mode>): Ditto.
6003 (sync_new_<fetchop_name><mode>): Dito.
6004 (sync_new_nand<mode>): Ditto.
6005 (sync_compare_and_swap<mode>_1): Ditto.
6006 (*sync_compare_and_swap<mode>): Ditto.
6007 (sync_lock_test_and_set<mode>_1): Ditto.
6008 ("sync_lock_test_and_set<mode>): Ditto.
6010 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6012 * hwint.h (HOST_LONG_FORMAT): New macro
6013 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6014 Use HOST_PTR_PRINTF.
6015 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6016 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6017 (HOST_PTR_PRINTF): Document.
6019 2009-08-25 Jan Hubicka <jh@suse.cz>
6021 * config/i386/bmmintrin.h: Replace by #error.
6024 Michael Meissner <michael.meissner@amd.com>
6025 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6026 Tony Linthicum <tony.linthicum@amd.com>
6028 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6029 (TARGET_ROUND): New macro for the round/ptest instructions which
6030 are shared between SSE4.1 and SSE5.
6031 (OPTION_MASK_ISA_ROUND): Ditto.
6032 (OPTION_ISA_ROUND): Ditto.
6033 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6034 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6036 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6037 (-mfused-madd): New switch to give users control over whether the
6038 compiler optimizes to use the multiply/add SSE5 instructions.
6040 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6041 (ix86_handle_option): Turn off 3dnow if -msse5.
6042 (override_options): Add SSE5 support.
6043 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6045 (ix86_expand_sse_movcc): Add SSE5 support.
6046 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6047 vector type to the next largest size.
6048 (ix86_expand_sse5_pack): New function to use pperm to pack a
6049 vector type to the next smallest size.
6050 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6051 (IX86_BUILTIN_FMADDSD): Ditto.
6052 (IX86_BUILTIN_FMADDPS): Ditto.
6053 (IX86_BUILTIN_FMADDPD): Ditto.
6054 (IX86_BUILTIN_FMSUBSS): Ditto.
6055 (IX86_BUILTIN_FMSUBSD): Ditto.
6056 (IX86_BUILTIN_FMSUBPS): Ditto.
6057 (IX86_BUILTIN_FMSUBPD): Ditto.
6058 (IX86_BUILTIN_FNMADDSS): Ditto.
6059 (IX86_BUILTIN_FNMADDSD): Ditto.
6060 (IX86_BUILTIN_FNMADDPS): Ditto.
6061 (IX86_BUILTIN_FNMADDPD): Ditto.
6062 (IX86_BUILTIN_FNMSUBSS): Ditto.
6063 (IX86_BUILTIN_FNMSUBSD): Ditto.
6064 (IX86_BUILTIN_FNMSUBPS): Ditto.
6065 (IX86_BUILTIN_FNMSUBPD): Ditto.
6066 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6067 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6068 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6069 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6070 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6071 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6072 (IX86_BUILTIN_PPERM): Ditto.
6073 (IX86_BUILTIN_PERMPS): Ditto.
6074 (IX86_BUILTIN_PERMPD): Ditto.
6075 (IX86_BUILTIN_PMACSSWW): Ditto.
6076 (IX86_BUILTIN_PMACSWW): Ditto.
6077 (IX86_BUILTIN_PMACSSWD): Ditto.
6078 (IX86_BUILTIN_PMACSWD): Ditto.
6079 (IX86_BUILTIN_PMACSSDD): Ditto.
6080 (IX86_BUILTIN_PMACSDD): Ditto.
6081 (IX86_BUILTIN_PMACSSDQL): Ditto.
6082 (IX86_BUILTIN_PMACSSDQH): Ditto.
6083 (IX86_BUILTIN_PMACSDQL): Ditto.
6084 (IX86_BUILTIN_PMACSDQH): Ditto.
6085 (IX86_BUILTIN_PMADCSSWD): Ditto.
6086 (IX86_BUILTIN_PMADCSWD): Ditto.
6087 (IX86_BUILTIN_PHADDBW): Ditto.
6088 (IX86_BUILTIN_PHADDBD): Ditto.
6089 (IX86_BUILTIN_PHADDBQ): Ditto.
6090 (IX86_BUILTIN_PHADDWD): Ditto.
6091 (IX86_BUILTIN_PHADDWQ): Ditto.
6092 (IX86_BUILTIN_PHADDDQ): Ditto.
6093 (IX86_BUILTIN_PHADDUBW): Ditto.
6094 (IX86_BUILTIN_PHADDUBD): Ditto.
6095 (IX86_BUILTIN_PHADDUBQ): Ditto.
6096 (IX86_BUILTIN_PHADDUWD): Ditto.
6097 (IX86_BUILTIN_PHADDUWQ): Ditto.
6098 (IX86_BUILTIN_PHADDUDQ): Ditto.
6099 (IX86_BUILTIN_PHSUBBW): Ditto.
6100 (IX86_BUILTIN_PHSUBWD): Ditto.
6101 (IX86_BUILTIN_PHSUBDQ): Ditto.
6102 (IX86_BUILTIN_PROTB): Ditto.
6103 (IX86_BUILTIN_PROTW): Ditto.
6104 (IX86_BUILTIN_PROTD): Ditto.
6105 (IX86_BUILTIN_PROTQ): Ditto.
6106 (IX86_BUILTIN_PROTB_IMM): Ditto.
6107 (IX86_BUILTIN_PROTW_IMM): Ditto.
6108 (IX86_BUILTIN_PROTD_IMM): Ditto.
6109 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6110 (IX86_BUILTIN_PSHLB): Ditto.
6111 (IX86_BUILTIN_PSHLW): Ditto.
6112 (IX86_BUILTIN_PSHLD): Ditto.
6113 (IX86_BUILTIN_PSHLQ): Ditto.
6114 (IX86_BUILTIN_PSHAB): Ditto.
6115 (IX86_BUILTIN_PSHAW): Ditto.
6116 (IX86_BUILTIN_PSHAD): Ditto.
6117 (IX86_BUILTIN_PSHAQ): Ditto.
6118 (IX86_BUILTIN_FRCZSS): Ditto.
6119 (IX86_BUILTIN_FRCZSD): Ditto.
6120 (IX86_BUILTIN_FRCZPS): Ditto.
6121 (IX86_BUILTIN_FRCZPD): Ditto.
6122 (IX86_BUILTIN_CVTPH2PS): Ditto.
6123 (IX86_BUILTIN_CVTPS2PH): Ditto.
6124 (IX86_BUILTIN_COMEQSS): Ditto.
6125 (IX86_BUILTIN_COMNESS): Ditto.
6126 (IX86_BUILTIN_COMLTSS): Ditto.
6127 (IX86_BUILTIN_COMLESS): Ditto.
6128 (IX86_BUILTIN_COMGTSS): Ditto.
6129 (IX86_BUILTIN_COMGESS): Ditto.
6130 (IX86_BUILTIN_COMUEQSS): Ditto.
6131 (IX86_BUILTIN_COMUNESS): Ditto.
6132 (IX86_BUILTIN_COMULTSS): Ditto.
6133 (IX86_BUILTIN_COMULESS): Ditto.
6134 (IX86_BUILTIN_COMUGTSS): Ditto.
6135 (IX86_BUILTIN_COMUGESS): Ditto.
6136 (IX86_BUILTIN_COMORDSS): Ditto.
6137 (IX86_BUILTIN_COMUNORDSS): Ditto.
6138 (IX86_BUILTIN_COMFALSESS): Ditto.
6139 (IX86_BUILTIN_COMTRUESS): Ditto.
6140 (IX86_BUILTIN_COMEQSD): Ditto.
6141 (IX86_BUILTIN_COMNESD): Ditto.
6142 (IX86_BUILTIN_COMLTSD): Ditto.
6143 (IX86_BUILTIN_COMLESD): Ditto.
6144 (IX86_BUILTIN_COMGTSD): Ditto.
6145 (IX86_BUILTIN_COMGESD): Ditto.
6146 (IX86_BUILTIN_COMUEQSD): Ditto.
6147 (IX86_BUILTIN_COMUNESD): Ditto.
6148 (IX86_BUILTIN_COMULTSD): Ditto.
6149 (IX86_BUILTIN_COMULESD): Ditto.
6150 (IX86_BUILTIN_COMUGTSD): Ditto.
6151 (IX86_BUILTIN_COMUGESD): Ditto.
6152 (IX86_BUILTIN_COMORDSD): Ditto.
6153 (IX86_BUILTIN_COMUNORDSD): Ditto.
6154 (IX86_BUILTIN_COMFALSESD): Ditto.
6155 (IX86_BUILTIN_COMTRUESD): Ditto.
6156 (IX86_BUILTIN_COMEQPS): Ditto.
6157 (IX86_BUILTIN_COMNEPS): Ditto.
6158 (IX86_BUILTIN_COMLTPS): Ditto.
6159 (IX86_BUILTIN_COMLEPS): Ditto.
6160 (IX86_BUILTIN_COMGTPS): Ditto.
6161 (IX86_BUILTIN_COMGEPS): Ditto.
6162 (IX86_BUILTIN_COMUEQPS): Ditto.
6163 (IX86_BUILTIN_COMUNEPS): Ditto.
6164 (IX86_BUILTIN_COMULTPS): Ditto.
6165 (IX86_BUILTIN_COMULEPS): Ditto.
6166 (IX86_BUILTIN_COMUGTPS): Ditto.
6167 (IX86_BUILTIN_COMUGEPS): Ditto.
6168 (IX86_BUILTIN_COMORDPS): Ditto.
6169 (IX86_BUILTIN_COMUNORDPS): Ditto.
6170 (IX86_BUILTIN_COMFALSEPS): Ditto.
6171 (IX86_BUILTIN_COMTRUEPS): Ditto.
6172 (IX86_BUILTIN_COMEQPD): Ditto.
6173 (IX86_BUILTIN_COMNEPD): Ditto.
6174 (IX86_BUILTIN_COMLTPD): Ditto.
6175 (IX86_BUILTIN_COMLEPD): Ditto.
6176 (IX86_BUILTIN_COMGTPD): Ditto.
6177 (IX86_BUILTIN_COMGEPD): Ditto.
6178 (IX86_BUILTIN_COMUEQPD): Ditto.
6179 (IX86_BUILTIN_COMUNEPD): Ditto.
6180 (IX86_BUILTIN_COMULTPD): Ditto.
6181 (IX86_BUILTIN_COMULEPD): Ditto.
6182 (IX86_BUILTIN_COMUGTPD): Ditto.
6183 (IX86_BUILTIN_COMUGEPD): Ditto.
6184 (IX86_BUILTIN_COMORDPD): Ditto.
6185 (IX86_BUILTIN_COMUNORDPD): Ditto.
6186 (IX86_BUILTIN_COMFALSEPD): Ditto.
6187 (IX86_BUILTIN_COMTRUEPD): Ditto.
6188 (IX86_BUILTIN_PCOMEQUB): Ditto.
6189 (IX86_BUILTIN_PCOMNEUB): Ditto.
6190 (IX86_BUILTIN_PCOMLTUB): Ditto.
6191 (IX86_BUILTIN_PCOMLEUB): Ditto.
6192 (IX86_BUILTIN_PCOMGTUB): Ditto.
6193 (IX86_BUILTIN_PCOMGEUB): Ditto.
6194 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6195 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6196 (IX86_BUILTIN_PCOMEQUW): Ditto.
6197 (IX86_BUILTIN_PCOMNEUW): Ditto.
6198 (IX86_BUILTIN_PCOMLTUW): Ditto.
6199 (IX86_BUILTIN_PCOMLEUW): Ditto.
6200 (IX86_BUILTIN_PCOMGTUW): Ditto.
6201 (IX86_BUILTIN_PCOMGEUW): Ditto.
6202 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6203 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6204 (IX86_BUILTIN_PCOMEQUD): Ditto.
6205 (IX86_BUILTIN_PCOMNEUD): Ditto.
6206 (IX86_BUILTIN_PCOMLTUD): Ditto.
6207 (IX86_BUILTIN_PCOMLEUD): Ditto.
6208 (IX86_BUILTIN_PCOMGTUD): Ditto.
6209 (IX86_BUILTIN_PCOMGEUD): Ditto.
6210 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6211 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6212 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6213 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6214 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6215 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6216 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6217 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6218 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6219 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6220 (IX86_BUILTIN_PCOMEQB): Ditto.
6221 (IX86_BUILTIN_PCOMNEB): Ditto.
6222 (IX86_BUILTIN_PCOMLTB): Ditto.
6223 (IX86_BUILTIN_PCOMLEB): Ditto.
6224 (IX86_BUILTIN_PCOMGTB): Ditto.
6225 (IX86_BUILTIN_PCOMGEB): Ditto.
6226 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6227 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6228 (IX86_BUILTIN_PCOMEQW): Ditto.
6229 (IX86_BUILTIN_PCOMNEW): Ditto.
6230 (IX86_BUILTIN_PCOMLTW): Ditto.
6231 (IX86_BUILTIN_PCOMLEW): Ditto.
6232 (IX86_BUILTIN_PCOMGTW): Ditto.
6233 (IX86_BUILTIN_PCOMGEW): Ditto.
6234 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6235 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6236 (IX86_BUILTIN_PCOMEQD): Ditto.
6237 (IX86_BUILTIN_PCOMNED): Ditto.
6238 (IX86_BUILTIN_PCOMLTD): Ditto.
6239 (IX86_BUILTIN_PCOMLED): Ditto.
6240 (IX86_BUILTIN_PCOMGTD): Ditto.
6241 (IX86_BUILTIN_PCOMGED): Ditto.
6242 (IX86_BUILTIN_PCOMFALSED): Ditto.
6243 (IX86_BUILTIN_PCOMTRUED): Ditto.
6244 (IX86_BUILTIN_PCOMEQQ): Ditto.
6245 (IX86_BUILTIN_PCOMNEQ): Ditto.
6246 (IX86_BUILTIN_PCOMLTQ): Ditto.
6247 (IX86_BUILTIN_PCOMLEQ): Ditto.
6248 (IX86_BUILTIN_PCOMGTQ): Ditto.
6249 (IX86_BUILTIN_PCOMGEQ): Ditto.
6250 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6251 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6252 (enum multi_arg_type): New enum for describing the various SSE5
6253 intrinsic argument types.
6254 (bdesc_multi_arg): New table for SSE5 intrinsics.
6255 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6256 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6258 (ix86_expand_builtin): Add SSE5 intrinsic support.
6259 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6260 operand instructions.
6261 (ix86_expand_sse5_multiple_memory): New function to split the
6262 second memory reference from SSE5 instructions.
6263 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6264 (ix86_return_pops_args): Use stdarg_p to determine if the function
6265 has variable arguments.
6266 (ix86_setup_incoming_varargs): Ditto.
6267 (x86_this_parameter): Ditto.
6269 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6271 (ix86_expand_sse5_pack): Ditto.
6272 (ix86_sse5_valid_op_p): Ditto.
6273 (ix86_expand_sse5_multiple_memory): Ditto.
6275 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6276 constant for SSE5 support.
6277 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6278 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6279 (UNSPEC_SSE5_PERMUTE): Ditto.
6280 (UNSPEC_SSE5_ASHIFT): Ditto.
6281 (UNSPEC_SSE5_LSHIFT): Ditto.
6282 (UNSPEC_FRCZ): Ditto.
6283 (UNSPEC_CVTPH2PS): Ditto.
6284 (UNSPEC_CVTPS2PH): Ditto.
6285 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6287 (COM_FALSE_S): Ditto.
6288 (COM_FALSE_P): Ditto.
6289 (COM_TRUE_S): Ditto.
6290 (COM_TRUE_P): Ditto.
6291 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6292 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6294 (memory attribute): Ditto.
6295 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6296 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6297 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6298 (floor<mode>2): Ditto.
6299 (ceil<mode>2): Ditto.
6300 (btrunc<mode>2): Ditto.
6301 (nearbyintdf2): Ditto.
6302 (nearbyintsf2): Ditto.
6303 (sse_setccsf): Disable if SSE5.
6304 (sse_setccdf): Ditto.
6305 (sse5_setcc<mode>): New support for SSE5 conditional move.
6306 (sse5_pcmov_<mode>): Ditto.
6308 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6310 (SSEMODEF2P): Ditto.
6311 (ssemodesuffixf4): New mode attribute for SSE5.
6312 (ssemodesuffixf2s): Ditto.
6313 (ssemodesuffixf2c): Ditto.
6314 (sserotatemax): Ditto.
6315 (ssescalarmode): Ditto.
6316 (sse_maskcmpv4sf3): Disable if SSE5.
6317 (sse_maskcmpv2df3): Ditto.
6318 (sse_vmmaskcmpv4sf3): Ditto.
6319 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6320 (sse5_vmfmadd<mode>4): Ditto.
6321 (sse5_fmsub<mode>4): Ditto.
6322 (sse5_vmfmsub<mode>4): Ditto.
6323 (sse5_fnmadd<mode>4): Ditto.
6324 (sse5_vmfnmadd<mode>4): Ditto.
6325 (sse5_fnmsub<mode>4): Ditto.
6326 (sse5_vmfnmsub<mode>4): Ditto.
6327 (sse5i_fmadd<mode>4): Ditto.
6328 (sse5i_fmsub<mode>4): Ditto.
6329 (sse5i_fnmadd<mode>4): Ditto.
6330 (sse5i_fnmsub<mode>4): Ditto.
6331 (sse5i_vmfmadd<mode>4): Ditto.
6332 (sse5i_vmfmsub<mode>4): Ditto.
6333 (sse5i_vmfnmadd<mode>4): Ditto.
6334 (sse5i_vmfnmsub<mode>4): Ditto.
6335 (mulv16qi3): Add SSE5 support.
6337 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6338 (sse2_mulv4si3): Disable if SSE5.
6339 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6340 (sse4_1_roundps): Ditto.
6341 (sse4_1_roundsd): Ditto.
6342 (sse4_1_roundss): Ditto.
6343 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6345 (sse_maskcmpsf3): Ditto.
6346 (sse_vmmaskcmpv4sf3): Ditto.
6347 (sse2_maskcmpv2df3): Ditto.
6348 (sse2_maskcmpdf3): Ditto.
6349 (sse2_vmmaskcmpv2df3): Ditto.
6350 (sse2_eq<mode>3): Ditto.
6351 (sse2_gt<mode>3): Ditto.
6352 (sse5_pcmov_<mode>): Add SSE5 support.
6353 (vec_unpacku_hi_v16qi): Ditto.
6354 (vec_unpacks_hi_v16qi): Ditto.
6355 (vec_unpacku_lo_v16qi): Ditto.
6356 (vec_unpacks_lo_v16qi): Ditto.
6357 (vec_unpacku_hi_v8hi): Ditto.
6358 (vec_unpacks_hi_v8hi): Ditto.
6359 (vec_unpacku_lo_v8hi): Ditto.
6360 (vec_unpacks_lo_v8hi): Ditto.
6361 (vec_unpacku_hi_v4si): Ditto.
6362 (vec_unpacks_hi_v4si): Ditto.
6363 (vec_unpacku_lo_v4si): Ditto.
6364 (vec_unpacks_lo_v4si): Ditto.
6365 (sse5_pmacsww): New SSE5 intrinsic insn.
6366 (sse5_pmacssww): Ditto.
6367 (sse5_pmacsdd): Ditto.
6368 (sse5_pmacssdd): Ditto.
6369 (sse5_pmacssdql): Ditto.
6370 (sse5_pmacssdqh): Ditto.
6371 (sse5_pmacsdqh): Ditto.
6372 (sse5_pmacsswd): Ditto.
6373 (sse5_pmacswd): Ditto.
6374 (sse5_pmadcsswd): Ditto.
6375 (sse5_pmadcswd): Ditto.
6376 (sse5_pcmov_<move>): Conditional move support on SSE5.
6377 (sse5_phaddbw): New SSE5 intrinsic insn.
6378 (sse5_phaddbd): Ditto.
6379 (sse5_phaddbq): Ditto.
6380 (sse5_phaddwd): Ditto.
6381 (sse5_phaddwq): Ditto.
6382 (sse5_phadddq): Ditto.
6383 (sse5_phaddubw): Ditto.
6384 (sse5_phaddubd): Ditto.
6385 (sse5_phaddubq): Ditto.
6386 (sse5_phadduwd): Ditto.
6387 (sse5_phadduwq): Ditto.
6388 (sse5_phaddudq): Ditto.
6389 (sse5_phsubbw): Ditto.
6390 (sse5_phsubwd): Ditto.
6391 (sse5_phsubdq): Ditto.
6392 (sse5_pperm): Ditto.
6393 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6394 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6395 (sse5_pperm_sign_v8hi_v4si): Ditto.
6396 (sse5_pperm_zero_v8hi_v4si): Ditto.
6397 (sse5_pperm_sign_v4si_v2di): Ditto.
6398 (sse5_pperm_sign_v4si_v2di): Ditto.
6399 (sse5_pperm_pack_v2di_v4si): Ditto.
6400 (sse5_pperm_pack_v4si_v8hi): Ditto.
6401 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6402 (sse5_perm<mode>): New SSE5 intrinsic insn.
6403 (rotl<mode>3): Ditto.
6404 (sse5_rotl<mode>3): Ditto.
6405 (sse5_ashl<mode>3): Ditto.
6406 (sse5_lshl<mode>3): Ditto.
6407 (sse5_frcz<mode>2): Ditto.
6408 (sse5s_frcz<mode>2): Ditto.
6409 (sse5_cvtph2ps): Ditto.
6410 (sse5_cvtps2ph): Ditto.
6411 (sse5_vmmaskcmp<mode>3): Ditto.
6412 (sse5_com_tf<mode>3): Ditto.
6413 (sse5_maskcmp<mode>3): Ditto.
6414 (sse5_maskcmp_uns<mode>3): Ditto.
6415 (sse5_maskcmp_uns2<mode>3): Ditto.
6416 (sse5_pcom_tf<mode>3): Ditto.
6418 * config/i386/predicates.md (sse5_comparison_float_operator):
6419 New predicate to match the comparison operators supported by
6420 the SSE5 com instruction.
6421 (ix86_comparison_int_operator): New predicate to match just the
6422 signed int comparisons.
6423 (ix86_comparison_uns_operator): New predicate to match just the
6424 unsigned int comparisons.
6426 * doc/invoke.texi (-msse5): Add documentation.
6427 (-mfused-madd): Ditto.
6429 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6431 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6433 (x86_64-*-*): Ditto.
6435 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6437 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6438 intrinisics for SSE5.
6440 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6443 * config/i386/mmintrin-common.h: New file, to contain common
6444 instructions between SSE4.1 and SSE5.
6446 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6447 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6448 (gen_regparm_prefix): Ditto.
6450 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6451 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6452 prototype_p to determine if a function is prototyped.
6454 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6456 * c-common.c (c_common_reswords) add the alignof keyword,
6457 with same RID as __alignof and __alignof__
6459 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6461 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6462 * hooks.c (hook_bool_const_int_const_int_true): New function.
6463 * target.h (struct gcc_target): Add can_eliminate field.
6464 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6465 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6466 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6467 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6468 (elim_table): Revise comment.
6469 * system.h (CAN_ELIMINATE): Poison.
6470 * defaults.h (CAN_ELIMINATE): Remove.
6471 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6473 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6474 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6476 (alpha_vms_can_eliminate): Declare as static, change return type to
6478 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6480 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6481 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6482 (arm_can_eliminate): New function.
6484 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6485 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6486 (avr_can_eliminate): Declare as static.
6487 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6489 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6490 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6491 (bfin_can_eliminate): New function.
6493 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6494 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6495 (crx_can_eliminate): New function.
6497 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6498 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6499 (fr30_can_eliminate): New function.
6501 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6502 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6503 (frv_can_eliminate): New function.
6505 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6506 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6507 (h8300_can_eliminate): New function.
6509 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6510 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6511 (i386_can_eliminate): Declare as static, change return type to bool.
6512 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6514 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6515 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6516 (ia64_can_eliminate): New function.
6518 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6519 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6520 (iq2000_can_eliminate): New function.
6522 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6523 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6524 (m32r_can_eliminate): New function.
6526 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6527 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6528 (m68hc11_can_eliminate): New function.
6530 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6531 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6532 (m68k_can_eliminate): New function.
6534 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6535 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6536 (mep_can_eliminate): New function.
6538 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6539 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6540 (mips_can_eliminate): New function.
6542 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6543 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6544 (rs6000_can_eliminate): New function.
6546 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6547 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6548 (s390_can_eliminate): Declare as static.
6549 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6551 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6552 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6553 (score_can_eliminate): New function.
6555 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6556 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6557 (sparc_can_eliminate): Declare as static.
6558 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6560 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6561 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6562 (xstormy16_can_eliminate): New function.
6564 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6565 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6566 (v850_can_eliminate): New function.
6568 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6570 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6571 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6572 (*movdfcc_ext[1234]): Disable for IEEE mode.
6574 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6576 * gimplify.c (prepare_gimple_addressable): New static function.
6577 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6579 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6580 manually fiddling with it.
6582 2009-08-25 Michael Matz <matz@suse.de>
6584 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6585 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6587 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6588 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6589 (do_jump): Split out code for simple binary comparisons into ...
6590 (do_jump_1): ... this, taking the individual operands and code.
6591 Change callers to helper function above accordingly.
6592 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6595 2009-08-25 Michael Matz <matz@suse.de>
6597 * expr.h (struct separate_ops, sepops): New type for passing
6598 around an exploded simple expression.
6599 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6600 Use this structure instead of expression tree.
6601 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6602 expression, only its type.
6603 (expand_vec_cond_expr): Take type and individual operands instead
6605 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6606 expand_vec_shift_expr): Change prototype accordingly.
6607 * tree-vect-stmts.c (vectorizable_condition): Change call of
6608 expand_vec_cond_expr_p to pass only type.
6609 * expr.c (do_store_flags): Change prototype and implementation
6610 to take an exploded expression.
6611 (expand_expr_real_1): New local ops initialized with details
6612 of the full expression. Use it instead of full
6613 expression in calls to do_store_flags, expand_vec_cond_expr,
6614 expand_widen_pattern_expr and expand_vec_shift_expr.
6616 2009-08-25 Michael Matz <matz@suse.de>
6618 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6619 treeop2 initialized with first three operands of the full expression.
6620 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6622 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6624 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6625 (__gthread_objc_condition_allocate): Mark arguments as unused.
6626 (__gthread_objc_condition_deallocate): Likewise.
6627 (__gthread_objc_condition_wait): Likewise.
6628 (__gthread_objc_condition_broadcast): Likewise.
6629 (__gthread_objc_condition_signal): Likewise.
6630 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6631 (__gthread_objc_thread_id): Likewise.
6633 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6636 * tree-pretty-print.c (print_call_name): Print the correct call name
6637 for procedure pointer components.
6639 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6641 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6642 default_promote_function_mode when not VMS.
6644 2009-08-24 Olivier Hainque <hainque@adacore.com>
6646 * convert.c (convert_to_integer): Don't assume an input pointer is
6647 POINTER_SIZE wide. Fetch from the type instead.
6649 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6651 * configure.ac (AC_PREREQ): Bump to 2.64.
6653 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6655 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6656 (process_command): Don't search standard_exec_prefix_1 and
6657 standard_exec_prefix_2.
6659 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6661 * config/arm/arm.c (output_return_instruction): Handle for
6664 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6666 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6668 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6670 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6671 (*arm_movdf_vfp): Likewise.
6673 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6675 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6676 (vashr<mode>3): Rename from ashr<mode>3.
6677 (vlshr<mode>3): Rename from lshr<mode>3.
6679 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6682 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6683 (check_format_info_main): Use scalar_identify_flag.
6684 (check_format_types): Check for scalar size identity if
6685 scalar_identify_flag is set.
6686 (printf_length_specs): Extend by new field.
6687 (asm_fprintf_length_specs): Likewise.
6688 (gcc_diag_length_specs): Likewise.
6689 (scanf_length_specs): Likewise.
6690 (strfmon_length_specs): Likewise.
6691 (gcc_gfc_length_specs): Likewise.
6692 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6693 (ms_printf_flag_specs): Likewise.
6694 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6696 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6699 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6700 (*call_value_pop_1): Ditto.
6701 (*sibcall_pop_1): New insn pattern.
6702 (*sibcall_value_pop_1): Ditto.
6704 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6707 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6710 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6713 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6714 (get_reg_use_in): New function.
6715 (forward_propagate_subreg): Propagate through subreg of zero_extend
6718 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6720 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6721 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6723 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6725 * configure.ac: Remove --with-datarootdir, --with-docdir,
6726 --with-htmldir switches. No need to call AC_SUBST for
6727 datarootdir, docdir, htmldir any more.
6728 * configure: Regenerate.
6729 * doc/install.texi (Configuration): Document --datarootdir,
6730 --docdir, --htmldir, --pdfdir; update documentation for
6731 --infodir, --mandir.
6732 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6735 * aclocal.m4: Regenerate.
6736 * config.in: Regenerate.
6737 * configure: Regenerate.
6739 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6740 Olivier Hainque <hainque@adacore.com>
6742 * config/ia64/ia64.c: Include libfuncs.h.
6743 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6744 (ia64_expand_call): Use reg 25 on VMS.
6745 (ia64_initialize_trampoline): Fix for VMS ABI.
6746 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6747 (ia64_function_arg): Initialize reg 25 on VMS.
6748 Fix OpenVMS ABI issues for varargs.
6749 For OpenVMS, emit the Argument Information register set in the
6750 incoming/sibcall case as well.
6751 (ia64_arg_type): New function.
6752 (ia64_function_arg_advance): Keep track of cum->words.
6753 Fix OpenVMS ABI issues for varargs.
6754 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6755 (ia64_override_options): Set flag_no_common on VMS.
6756 (ia64_init_builtins): Disable FWRITE builtin.
6757 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6758 (ia64_vms_init_libfuncs): Add decc$ routines.
6759 (ia64_vms_valid_pointer_mode): New function.
6760 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6761 (ia64_promote_function_mode): New function
6762 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6763 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6764 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6765 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6766 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6767 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6768 Suppress trailing '#' if VALUE is numeric.
6769 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6770 ia64_promote_function_mode.
6771 (TARGET_VALID_POINTER_MODE): Define.
6773 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6776 * config/rs6000/rs6000.c (rs6000_override_options): Use
6777 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6780 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6781 reporting of vector + decimal/boolean/complex error.
6783 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6785 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6786 __vector double TYPE_DECL.
6788 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6790 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6791 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6792 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6793 to pointer to enum machine_mode. Update all callers as needed.
6795 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6797 * config/alpha/alpha.md (exception_receiver): Emit alternative
6798 GP load sequence if flag_reorder_blocks_and_partition is set.
6799 (*exception_receiver_2): Also enable when
6800 flag_reorder_blocks_and_partition is set.
6802 2009-08-20 Matt Rice <ratmice@gmail.com>
6803 Diego Novillo <dnovillo@google.com>
6805 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6808 2009-08-20 Richard Guenther <rguenther@suse.de>
6810 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6811 * c-tree.h (c_dup_lang_specific_decl): Remove.
6812 (struct lang_decl, struct lang_type): Move definitions ...
6813 * c-lang.h: ... here. New file.
6814 * c-decl.c: Include c-lang.h.
6815 (c_dup_lang_specific_decl): Remove.
6816 * c-typeck.c: Include c-lang.h.
6817 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6818 (c-typeck.o): Likewise.
6819 * c-config-lang.in (gtfiles): Add c-lang.h.
6820 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6823 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6825 * config/alpha/alpha.c (alpha_end_function): Do not clear
6826 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6827 this is now handled in generic code.
6829 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6831 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6832 (s390_z10_fix_long_loop_prediction): New function.
6833 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6834 (s390_reorg): Walk over the INSNs and invoke
6835 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6837 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6839 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6840 "*brx_64bit", "*brx_31bit"): New patterns.
6841 * config/s390/s390.c ('E'): New output modifier.
6843 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6844 Richard Earnshaw <richard.earnshaw@arm.com>
6846 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6847 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6849 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6851 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6853 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6854 for mode mode of operand0 when doing secondary reload for SAR.
6856 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6859 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6860 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6862 2009-08-19 Jason Merrill <jason@redhat.com>
6864 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6865 supported template depth in C++0x.
6867 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6869 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6870 free_after_compilation.
6871 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6872 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6873 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6874 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6875 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6876 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6877 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6879 2009-08-19 Ian Lance Taylor <iant@google.com>
6881 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6882 of (plus (mult (neg B) C) A).
6884 2009-08-18 Michael Matz <matz@suse.de>
6886 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6887 instead of comparing TYPE_MAIN_VARIANT for equality.
6888 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6889 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6890 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6891 * gimplify.c (goa_lhs_expr_p): Ditto and use
6892 STRIP_USELESS_TYPE_CONVERSION.
6894 2009-08-18 Michael Matz <matz@suse.de>
6896 * tree-ssa-structalias.c (create_variable_info_for): Also mark
6897 first field in a struct.
6898 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
6900 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6902 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6903 locators before emit_insn is called. Remove assert that
6905 (alpha_end_function): Clear crtl->emit structure and free insn
6906 locators if cfun->is_thunk is true.
6908 2009-08-18 Jason Merrill <jason@redhat.com>
6910 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
6912 * configure.ac: Test for it.
6913 * configure, config.in: Regenerate.
6914 * doc/install.texi: Document --enable-gnu-unique-object.
6916 2009-08-18 Richard Guenther <rguenther@suse.de>
6919 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
6920 pow(x,y*z) only if x is nonnegative.
6922 2009-08-18 Jakub Jelinek <jakub@redhat.com>
6924 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
6928 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
6929 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
6931 2009-08-17 DJ Delorie <dj@redhat.com>
6933 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
6934 * config/m32c/prologue.md (epilogue_freit): New.
6936 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
6937 (bank_switch_p): Likewise.
6938 (fast_interrupt_p): Likewise.
6939 (interrupt_p): Likewise.
6940 (m32c_conditional_register_usage): Round memregs size up.
6941 (need_to_save): We only need to save $a0 when we use ENTER.
6942 (interrupt_p): Check for fast_interrupt too.
6943 (bank_switch_p): New.
6944 (fast_interrupt_p): New.
6945 (m32c_attribute_table): Add bank_switch and fast_interrupt.
6946 (m32c_emit_prolog): Support bank switching and fast interrupts.
6947 * doc/extend.texi (Function Attributes): Add bank_switch and
6950 2009-08-17 Douglas B Rupp <rupp@gnat.com>
6952 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
6953 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
6955 2009-08-16 Douglas B Rupp <rupp@gnat.com>
6957 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
6958 (menu): Add IA-64/VMS Options.
6959 (IA-64/VMS Options): Likewise.
6961 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6964 * config/mips/mips.md (*lwxs): Use :P for pointer values.
6966 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6968 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
6969 (mips_pop_asm_switch): Likewise.
6970 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
6972 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6973 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
6974 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
6975 (mips_print_operand_punctuation): Use them. Check mips_noreorder
6976 instead of set_noreorder.
6977 (mips_output_function_prologue): Use the new functions.
6978 (mips_output_function_epilogue): Likewise.
6979 (mips_need_noat_wrapper_p): New function, split out from...
6980 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
6981 Use mips_push_asm_switch and mips_pop_asm_switch.
6982 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
6983 and mips_pop_asm_switch.
6984 (ASM_OUTPUT_REG_POP): Likewise.
6985 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
6986 Use mips_pop_asm_switch.
6987 (mips_asm_switch): New structure.
6988 (set_noreorder, set_nomacro): Replace with...
6989 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6990 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
6991 instead of set_nomacro.
6992 (fix_truncsfsi2_macro): Likewise.
6993 (cprestore): Likewise.
6994 (hazard): Use mips_noreorder instead of set_noreorder.
6995 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6997 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
6999 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7000 from prev_active_insn.
7002 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7004 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7005 * config/avr/avr.c (avr_override_options): Initialize
7006 avr_current_arch variable.
7007 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7008 __AVR_HAVE_16BIT_SP__ according to the device type.
7009 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7011 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7012 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7014 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7017 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7018 generating inlined subroutine die only. We shouldn't be
7019 called for anything else.
7020 (gen_block_die): Don't generate inline subroutine debug info for
7023 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7025 * graphite-poly.c (print_pbb): Print PBB index.
7027 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7030 * graphite-interchange.c (ppl_max_for_le): Moved...
7031 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7032 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7033 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7034 * graphite-ppl.h (ppl_max_for_le): Declared.
7036 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7038 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7039 supported on all platforms.
7040 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7041 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7042 * c-pragma.c: Likewise.
7043 * target-def.h (TARGET_INITIALIZER): Remove
7044 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7045 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7047 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7049 * config/ia64/fde-vms.c: New file.
7050 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7051 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7052 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7053 (uw_frame_state_for): Only register a personality routine if it is
7054 known to be compatible with our expectations.
7055 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7056 Declare unw_table_entry stack variable and
7057 mod all calls to _Unwind_FindTableEntry to add arg.
7058 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7059 (_Unwind_FindTableEntry): Add arg to prototype.
7061 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7063 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7064 field 'signal_pfs_loc'.
7065 (uw_frame_state_for): Remove duplicate code dealing with leaf
7066 procedures without unwind info.
7067 If in the frame after unwinding through a signal handler, restore
7068 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7069 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7070 'pfs_loc' to the AR.PFS location in the signal context; instead
7071 set 'signal_pfs_loc'.
7072 Manually generate the unwind info for the AR.PFS register.
7073 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7074 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7075 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7076 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7077 instead set 'signal_pfs_loc'.
7078 Remove code preventing the AR.PFS register from being restored
7079 from the signal context.
7081 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7082 Tristan Gingold <gingold@adacore.com>
7084 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7085 * config/ia64/t-vms: New file.
7086 * config/ia64/vms64.h: New file.
7087 * config/ia64/vms.h: New file.
7088 * config/ia64/vms-crtinit.asm: New file.
7089 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7090 * config/ia64/vms-unwind.h: New file.
7092 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7094 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7097 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7100 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7102 * real.h (do_mpc_arg2): ... here.
7103 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7106 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7108 * final.c (add_debug_prefix_map): Don't use GC memory for
7109 old_prefix and new_prefix.
7111 2009-08-14 Richard Guenther <rguenther@suse.de>
7113 * ipa-prop.c (compute_complex_pass_through): If we cannot
7114 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7116 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7118 * c-lex.c (c_lex_with_flags): Increase size of local variable
7119 to avoid memory clobber.
7121 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7124 * config/i386/i386.c (ix86_fp_comparison_strategy):
7125 Only enable/disable sahf at function granularity.
7127 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7129 PR rtl-optimization/41064
7130 * reload1.c (reload_as_needed): Don't call extract_insn
7131 for known invalid replacements after calling
7132 validate_replace_rtx_group and verify_changes.
7134 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7137 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7138 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7139 ix86_expand_fp_vcond.
7140 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7141 Assert that operation is supported by ix86_expand_int_vcond.
7142 (vcondu<SSEMODE124C8:mode>): Ditto.
7144 2009-08-13 DJ Delorie <dj@redhat.com>
7146 * config/i386/djgpp-stdint.h: New.
7147 * config.gcc (djgpp): Use it.
7149 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7151 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7152 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7154 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7156 * tree-ssa-loop-prefetch.c
7157 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7158 for long-stride pruning.
7159 (compute_miss_rate): New function to compute the probability
7160 that two memory references access different cache lines.
7162 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7164 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7166 2009-08-13 Richard Guenther <rguenther@suse.de>
7169 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7170 use the constant pointer type.
7171 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7172 of CV qualifiers on the target pointer type.
7173 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7174 conversion check before restrict check.
7176 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7179 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7181 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7183 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7185 2009-08-12 Richard Guenther <rguenther@suse.de>
7187 PR tree-optimization/41011
7188 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7189 and reference constructing.
7191 2009-08-12 Xinliang David Li <davidxl@google.com>
7193 PR tree-optimization/41012
7194 * tree-flow.h : New external interface.
7195 * gimple-low.c (check_call_arg): Change to public function.
7196 Remove argument mismatch check in lowering.
7197 * tree-inline.h (tree_can_inline_p): Interface change.
7198 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7200 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7201 Call change to tree_can_inline_p function.
7202 (cgraph_decide_inlining_incrementally): Ditto.
7204 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7206 PR tree-optimization/41031
7207 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7208 on the partition variable rather than promote_mode on the source
7209 type. Assert that the partition variable's type has the same
7210 mode as the source value's.
7212 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7214 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7215 for for_return == 2.
7216 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7218 * calls.c (expand_call): Fix typo.
7219 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7221 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7223 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7224 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7225 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7226 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7228 2009-08-12 Andrew Haley <aph@redhat.com>
7230 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7232 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7235 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7237 2009-08-12 Richard Guenther <rguenther@suse.de>
7239 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7240 * gimplify.c (gimplify_modify_expr): Do not use
7241 lang_hooks.types_compatible_p.
7242 * tree-ssa.c (useless_type_conversion_p): For aggregates
7243 just return false if the canonical types differ.
7245 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7248 * sese.c (convert_for_phi_arg): New.
7249 (add_guard_exit_phis): Use convert_for_phi_arg.
7251 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7253 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7254 unknown subscript upper bounds.
7256 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7257 Pranav Garg <pranav.garg2107@gmail.com>
7259 * graphite-interchange.c (gather_access_strides): Removed.
7260 (ppl_max_for_le): New.
7261 (build_linearized_memory_access): New.
7262 (memory_stride_in_loop): New.
7263 (pbb_interchange_profitable_p): Reimplemented.
7264 * graphite-ppl.h (ppl_new_id_map): New.
7265 (ppl_interchange): New.
7267 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7269 * graphite-interchange.c (compute_subscript): Removed.
7270 (compute_array_size_cstr): Removed.
7271 (compute_array_size_poly): Removed.
7272 (compute_array_size): Removed.
7273 (gather_access_strides_poly): Removed.
7274 (gather_access_strides): Empty.
7276 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7278 * graphite-dependences.c (dependence_polyhedron_1): Replace
7279 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7280 (graphite_legal_transform_dr): Same.
7281 (graphite_carried_dependence_level_k): Same.
7282 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7283 Initialize PDR_NB_SUBSCRIPTS.
7284 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7286 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7287 (PDR_NB_SUBSCRIPTS): New.
7288 (pdr_nb_subscripts): Removed.
7289 (pdr_dim): Simplified.
7290 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7291 with PDR_NB_SUBSCRIPTS.
7293 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7295 * graphite-interchange.c (compute_array_size): Remove use of
7297 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7298 Do not initialize PDR_DATA_CONTAINER.
7299 (print_pdr): Do not print PDR_DATA_CONTAINER.
7300 * graphite-poly.h (struct poly_dr): Remove data_container field.
7301 (PDR_DATA_CONTAINER): Removed.
7302 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7304 (build_poly_dr): Same.
7306 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7307 Sebastian Pop <sebastian.pop@amd.com>
7309 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7310 copy of the dependence polyhedron. Free the temporary objects.
7311 (graphite_carried_dependence_level_k): Free unused objects before
7314 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7316 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7317 Early return without analyzing the data dependences if no
7318 transform has been done. Call restore_scattering if the transform
7320 (graphite-interchange.c): Same.
7321 * graphite-poly.c (print_scattering_function): Test for
7323 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7324 (apply_poly_transforms): Do not gcc_assert that
7325 the transform is legal.
7326 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7327 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7328 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7329 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7330 * graphite-poly.h (struct poly_scattering): New.
7331 (struct poly_bb): Add original, transformed, and saved fields.
7332 Remove transformed_scattering, original_scattering,
7333 nb_local_variables and nb_scattering_transform fields.
7334 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7335 (poly_scattering_new): New.
7336 (poly_scattering_free): New.
7337 (poly_scattering_copy): New.
7338 (store_scattering_pbb): New.
7339 (store_scattering): New.
7340 (restore_scattering_pbb): New.
7341 (restore_scattering): New.
7342 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7343 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7345 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7347 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7350 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7352 * Makefile.in (graphite.o): Depends on PREDICT_H.
7353 * graphite.c: Include predict.h.
7354 (graphite_finalize): Call tree_estimate_probability.
7355 * predict.c (predict_loops): Do not call scev_initialize and
7357 (tree_estimate_probability_bb): New.
7358 (tree_estimate_probability): Do not initialize loops: move that
7359 code to the driver. Call tree_estimate_probability_bb.
7360 (tree_estimate_probability_driver): New.
7361 (pass_profile): Use tree_estimate_probability_driver.
7362 * predict.h (tree_estimate_probability): Declared.
7364 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7366 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7367 * graphite-dependences.c (graphite_legal_transform): Add time to
7368 TV_GRAPHITE_DATA_DEPS.
7369 (dependency_between_pbbs_p): Same.
7370 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7372 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7374 PR rtl-optimization/41033
7375 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7376 aliasing is disabled.
7378 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7380 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7381 si_mask_operand, and_load_operand, low_bitmask_operand,
7382 and_reg_operand, and_operand): New predicates.
7383 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7384 * config/mips/mips.c (and_operands_ok): New function.
7385 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7386 * config/mips/mips.md (move_type): Add ext_ins and logical.
7387 (type): Handle them.
7388 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7389 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7390 shift_shift. Remove commutative constraint modifier.
7391 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7393 (*clear_upper32_dext): Remove define_insn_and_split.
7394 (*clear_upper32): Turn this define_insn_and_split ...
7395 (splitter for ANDing register with 0xffff_ffff): .. into this.
7397 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7399 * combine.c (try_widen_shift_mode): Factor out code to check if an
7400 integer constant is a low-order bitmask from here ...
7401 * rtlanal.c (low_bitmask_len): ... to here.
7402 * rtl.h (low_bitmask_len): Declare.
7404 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7407 * config/alpha/alpha.md (addsi3): Remove expander.
7408 (addsi3): Rename from *addsi3_internal insn pattern.
7409 (subsi3): Remove expander.
7410 (subsi3): Rename from *subsi3_internal insn pattern.
7412 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7414 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7417 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7418 Eric Botcazou <botcazou@adacore.com>
7419 Douglas B Rupp <rupp@gnat.com>
7421 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7422 that records that fit in 64 bits are returned by immediate value,
7423 as required by OpenVMS Calling Standard.
7424 (function_value): Adjust for above modification.
7425 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7426 virtual_incoming_args_rtx as base object, not next_arg.
7427 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7429 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7431 * reload.c (find_reloads_subreg_address): Check the original
7432 req_equiv_mem address to detect the case where an address is
7433 not valid in the outer mode.
7435 2009-08-11 Richard Guenther <rguenther@suse.de>
7438 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7440 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7442 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7443 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7445 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7446 Douglas B Rupp <rupp@gnat.com>
7448 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7449 PT_STACK when frame_pointer_needed on OpenVMS.
7450 (alpha_pv_save_size, alpha_using_fp): Remove.
7451 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7452 with proper processing for PT_NULL.
7453 (alpha_vms_initial_elimination_offset): New function. Support for
7454 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7455 (alpha_sa_size): Force procedure type to PT_STACK when
7456 frame_pointer_needed on OpenVMS.
7457 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7458 (alpha_using_fp): Likewise.
7459 (alpha_vms_can_eliminate): Add prototype.
7460 (alpha_vms_initial_elimination_offset): Likewise.
7461 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7462 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7464 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7465 Douglas B Rupp <rupp@gnat.com>
7467 * config/alpha/alpha.c (common_object_handler): New function.
7468 (vms_attribute_table): Declare a single attribute "common_object".
7469 (vms_output_aligned_decl_common): New global function.
7470 (SECTION_VMS_OVERLAY): Delete.
7471 (SECTION_VMS_GLOBAL): Likewise.
7472 (SECTION_VMS_INITIALIZE): Likewise.
7473 (vms_asm_named_section): Remove support for above flags.
7474 (vms_section_type_flags): Delete.
7475 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7476 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7477 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7478 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7480 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7483 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7484 (sub_ddmmss): Likewise.
7486 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7489 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7492 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7495 * reload1.c (reload_as_needed): Use cancel_changes to completely
7496 undo a failed replacement attempt.
7498 2009-08-10 Richard Guenther <rguenther@suse.de>
7501 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7502 (useless_type_conversion_p): ... here. Require pointer targets
7505 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7508 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7509 loose the original type of the statement list.
7511 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7513 * config/alpha/alpha.c: Include libfuncs.h
7514 (avms_asm_output_extern): New function.
7515 (alpha_init_libfuncs): Init some decc libfuncs.
7516 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7517 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7518 (DO_CRTL_NAMES): Define.
7520 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7521 (LONG_TYPE_SIZE): Define.
7522 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7523 (SUBTARGET_SWITCHES): Define malloc64 switch.
7524 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7525 (MASK_RETURN_ADDR): Define.
7526 doc/invoke.texi (mmalloc64): Document switch.
7528 2009-08-09 Olivier Hainque <hainque@adacore.com>
7529 Douglas B Rupp <rupp@gnat.com>
7531 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7532 uses_condition_handler.
7533 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7534 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7535 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7536 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7537 (code_for_builtin): New insn codes for the new alpha_builtins.
7538 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7539 (alpha_sa_size): Account for uses_condition_handler.
7540 (alpha_expand_prologue): Likewise.
7541 (alpha_start_function): Likewise.
7542 (alpha_expand_epilogue): Likewise.
7543 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7544 establish/revert expanders.
7545 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7546 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7547 New expander, resorting to the alpha.c associated function.
7548 (builtin_revert_vms_condition_handler): Likewise.
7549 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7550 __gcc_shell_handler, the static VMS condition handler used as
7551 an indirection wrapper to the current dynamically established
7553 * config/alpha/vms-unwind.h: Complete rewrite.
7554 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7555 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7557 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7558 Douglas B Rupp <rupp@gnat.com>
7560 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7561 (alpha_need_linkage): Handle aliases. Return function symbol.
7562 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7563 Use ultimate alias target for the linkage name.
7564 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7565 by alpha_need_linkage for the function symbol.
7566 (setmemdi): Likewise.
7568 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7570 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7571 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7572 (ASM_WEAKEN_LABEL): Define.
7573 (CRT_CALL_STATIC_FUNCTION): Define.
7574 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7575 (ENDFILE_SPEC): Define.
7576 (INIT_SECTION_ASM_OP): Define.
7577 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7578 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7580 (MULTILIB_OSDIRNAMES): Define.
7581 (shlib_version): Define.
7582 (SHLIB_EXT): Define.
7583 (SHLIB_OBJS): Define.
7584 (SHLIB_NAME): Define.
7585 (SHLIB_MULTILIB): Define.
7586 (SHLIB_INSTALL): Define.
7587 (SHLIB_SYMVEC): Define.
7588 (SHLIB_SYMVECX2): Define.
7589 (SHLIB_LINK): Define.
7591 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7593 * config/alpha/alpha.c (alpha_initialize_trampoline):
7594 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7595 (alpha_start_function): Emit transfer address on nested functions
7596 for VMS trampoline call.
7597 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7598 since no longer used.
7599 * config/alpha/vms-tramp.asm: Remove.
7600 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7601 since now only data initialized at runtime.
7603 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7605 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7606 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7607 (MD_EXEC_PREFIX): Remove, no longer used.
7608 (MD_STARTFILE_PREFIX): Likewise.
7609 (INCLUDE_DEFAULTS): Likewise.
7610 * config/alpha/t-vms:
7611 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7613 2009-08-09 Richard Guenther <rguenther@suse.de>
7615 PR tree-optimization/41016
7616 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7617 (operand_precision): Remove.
7618 (integral_operand_p): Likewise.
7619 (recognize_single_bit_test): Adjust.
7621 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7623 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7624 operation overflows. Likewise non-cast unary arithmetic.
7625 If one arm of a conditional expression is always taken,
7626 inhibit evaluation warnings for the other arm. Likewise inhibit
7627 evaluation warnings for the second && or || operand if the first
7628 operand is enough to determine the result.
7629 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7631 (build_binary_op): Prevent duplicate evaluation warnings.
7633 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7635 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7636 and destination have different modes, Use promote_mode to
7637 determine the signedness of the conversion. Assert that the
7638 promoted source mode matches the destination mode. Don't pass
7639 the destination and destination mode to expand_expr if the source
7640 mode is different. Simplify conversion logic.
7642 2009-08-09 Ira Rosen <irar@il.ibm.com>
7644 PR tree-optimization/41008
7645 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7646 from condition only in case it's a comparison. Adjust checks.
7648 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7650 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7651 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7652 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7653 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7654 (dump_cand): Handle them.
7655 (struct iv_cand): New members COST_STEP and AINC_USE.
7656 (stmt_after_increment): Likewise.
7657 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7658 callers changed. Use gimple_uid comparison instead of scanning.
7659 (add_candidate_1): When looking for identical candidates, take
7660 AINC_USE into account. Set it for new candidates.
7661 (force_expr_to_var_cost): Cast target_spill_cost to int.
7662 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7663 All callers changed. Check for availability of autoinc addressing
7664 modes, both in general for a given mode, and in the specific use case.
7665 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7667 (get_computation_cost): Likewise.
7668 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7669 add_autoinc_candidates): New static functions.
7670 (add_candidate): Call add_autoinc_candidates for candidates based on
7672 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7673 (determine_use_iv_cost_address): If we have an autoinc candidate at
7674 the matching use, verify autoinc is possible and subtract the cost
7675 of the candidate's step from the cost.
7676 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7677 member of the candidate.
7678 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7679 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7681 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7683 * config.build (ia64-hp-*vms*): New target.
7684 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7686 * config.gcc (ia64-hp-*vms*): New target.
7687 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7689 * config.host (ia64-hp-*vms*): New target.
7690 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7693 2009-08-08 Richard Guenther <rguenther@suse.de>
7695 PR tree-optimization/40991
7696 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7698 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7700 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7701 mode check. Do truncations in an integer mode.
7702 (force_to_mode): Handle subregs for all mode types. Only do
7703 arithmetic simplifications on integer modes.
7705 2009-08-07 Richard Guenther <rguenther@suse.de>
7707 PR tree-optimization/40999
7708 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7709 (maybe_fold_reference): Lookup constant initializers.
7710 (fold_gimple_assign): Likewise.
7712 2009-08-07 Richard Guenther <rguenther@suse.de>
7714 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7715 that require structural equality defer to the langhook.
7717 2009-08-07 Martin Jambor <mjambor@suse.cz>
7719 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7721 (struct ipa_pass_through_data): New type.
7722 (struct ipa_ancestor_jf_data): New type.
7723 (union jump_func_value): Removed field formal_id, added fields
7724 pass_through and ancestor.
7725 (struct ipa_param_call_note): Changed type of formal_id to int from
7727 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7728 operations jump functions and ancestor jump functions.
7729 (compute_complex_pass_through): New function.
7730 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7731 reflect changes in the jump function strucutre.
7732 (update_jump_functions_after_inlining): Ignore complex pass-through
7733 and ancestor jump functions.
7734 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7735 polynomial pass-through with operation jump functions.
7737 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7739 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7740 fde->dw_fde_begin as begin label instead of hot/cold label.
7741 Use LLSDAC label instead of LLSDA for second section lsda.
7742 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7743 label instead of LLSDA if it is true.
7744 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7746 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7747 SECTION argument. Use it as index into crtl->eh.call_site_record
7749 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7750 use it to determine how to print table entries instead of using
7751 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7752 label instead of normal begin label as base.
7753 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7754 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7755 ensure no EH range spans between sections and that landing pads
7756 are always in the corresponding section.
7757 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7758 for crtl->eh.call_site_record being an array rather than scalar.
7759 (output_one_function_exception_table): New function, copied
7760 from output_function_exception_table. Adjust
7761 dw2_size_of_call_site_table, dw2_output_call_site_table
7762 callers. For SECOND section use *C suffixed labels.
7763 (output_function_exception_table): Call
7764 output_one_function_exception_table and, when doing hot/cold
7765 partitioning, also another time for the second section.
7766 * opts.c: Include except.h.
7767 (decode_options): Allow -freorder-blocks-and-partition with
7768 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7769 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7770 * function.h (struct rtl_eh): Change call_site_record from
7771 scalar into array of 2 elements.
7773 2009-08-07 Martin Jambor <mjambor@suse.cz>
7775 * ipa-prop.c (count_formal_params_1): New function.
7776 (ipa_get_vector_of_formal_parms): New function.
7777 (get_vector_of_formal_parm_types): New function.
7778 (ipa_modify_formal_parameters): New function.
7779 (ipa_modify_call_arguments): New function.
7780 (index_in_adjustments_multiple_times_p): New function.
7781 (ipa_combine_adjustments): New function.
7782 (ipa_dump_param_adjustments): New function.
7783 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7784 (ipa_get_vector_of_formal_parms): Declare.
7785 (ipa_modify_formal_parameters): Declare.
7786 (ipa_modify_call_arguments): Declare.
7787 (ipa_combine_adjustments): Declare.
7788 (ipa_dump_param_adjustments): Declare.
7789 (build_ref_for_offset): Declare.
7790 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7791 * tree-sra.c: Include ipa-prop.c.
7792 (build_ref_for_offset): Make public.
7794 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7796 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7798 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7800 * gcc/doc/extend.texi (__builtin_extract_return_address)
7801 (__builtin_frob_return_address): Document.
7803 2009-08-06 Paul Brook <paul@codesourcery.com>
7805 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7806 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7807 implementation on ARMv6-M.
7809 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7811 * doc/extend.texi (pcs): Document new attribute for ARM.
7813 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7815 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7818 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7820 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7823 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7825 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7827 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7829 Merge ARM/hard_vfp_branch to trunk.
7831 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7833 * arm.c (libcall_eq): New function.
7834 (libcall_hash): New function.
7835 (add_libcall): New function.
7836 (arm_libcall_uses_aapcs_base): New function.
7837 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7838 libcalls using the base PCS.
7839 (arm_init_cumulative_args): Likewise.
7841 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7843 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7844 Use base ABI for conversion libfuncs between HFmode and SFmode.
7846 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7848 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7849 V4SImode as representatives of all 64-bit and 128-bit vector
7850 types. Allow vector types without vector modes.
7851 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7852 without vector modes like BLKmode.
7853 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7854 BLKmode. Avoid unsupported vector modes or TImode moves for
7856 (aapcs_vfp_allocate_return_reg): Likewise.
7857 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7858 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7860 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7862 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7863 (arm_get_pcs_model): Pass attribute arguments to
7864 arm_pcs_from_attribute.
7865 (arm_init_cumulative_args): Use base AAPCS for conversions from
7866 floating-point types to DImode.
7867 (arm_attribute_table): Add pcs attribute.
7868 (arm_handle_pcs_attribute): New.
7869 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7870 conversions from floating-point types to DImode, also declare them
7871 to use base AAPCS and declare functions they call to use base
7872 AAPCS and their RTABI names.
7874 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7876 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7877 -mfloat-abi=hard not being supported for VFP.
7879 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7881 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7882 SYMBOL_REF to hard_libcall_value.
7884 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7885 Richard Earnshaw <rearnsha@arm.com>
7887 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7888 has been put on the stack, all remaining co-processory arguments for
7889 that co-processor also go on the stack.
7891 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7893 * config/arm/arm.c (arm_return_in_memory): Handle returning
7894 vectors of suitable size in registers also for AAPCS case.
7896 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7898 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
7900 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
7902 ARM Hard-VFP calling convention
7903 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
7904 * target.h (gcc_target): Add libcall_value to table of call hooks.
7905 * targhooks.h (default_libcall_value): Default implementation.
7906 * targhooks.c (default_libcall_value): Likewise.
7907 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
7908 * optabs.c (expand_unop): Use it.
7909 * expr.h (hard_libcall_value): Pass the function RTX through.
7910 * calls.c (emit_library_call_value_1): Update call to
7912 * explow.c (hard_libcall_value): Use new target hook.
7913 * testsuite/lib/target-supports.exp
7914 (check_effective_target_arm_hard_vfp_ok): New hook.
7915 (check_effective_target_arm_neon_ok): Improve test for neon
7917 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
7918 * config/arm/arm.c: Include cgraph.h
7919 (TARGET_FUNCTION_VALUE): Override default hook.
7920 (arm_pcs_default): New variable.
7921 (arm_override_options): Don't fault hard calling convention with VFP.
7922 Add support for AAPCS variants.
7923 (arm_function_value): Make static. Handle AAPCS variants.
7924 (arm_libcall_value): New function.
7925 (arm_apply_result_size): Handle VFP registers in results.
7926 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
7928 (pcs_attribute_args): New variable.
7929 (arm_pcs_from_attribute): New function.
7930 (arm_get_pcs_model): New function.
7931 (aapcs_vfp_cum_init): New function.
7932 (aapcs_vfp_sub_candidate): New function.
7933 (aapcs_vfp_is_return_candidate): New function.
7934 (aapcs_vfp_is_call_candidate): New function.
7935 (aapcs_vfp_allocate): New function.
7936 (aapcs_vfp_allocate_return_reg): New function.
7937 (aapcs_vfp_advance): New function.
7938 (aapcs_cp_arg_layout): New variable.
7939 (aapcs_select_call_coproc): New function.
7940 (aapcs_select_return_coproc): New function.
7941 (aapcs_allocate_return_reg): New function.
7942 (aapcs_libcall_value): New function.
7943 (aapcs_layout_arg): New function.
7944 (arm_init_cumulative_args): Initialize AAPCS args data.
7945 (arm_function_arg): Handle AAPCS variants using new interface.
7946 (arm_arg_parital_bytes): Likewise.
7947 (arm_function_arg_advance): New function.
7948 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
7949 calling conventions.
7950 (arm_setup_incoming_varargs): Handle new AAPCS args data.
7951 * arm.h (NUM_VFP_ARG_REGS): Define.
7952 (LIBCALL_VALUE): Update.
7953 (FUNCTION_VALUE): Delete.
7954 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
7955 (arm_pcs): New enum.
7956 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
7957 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
7958 (FUNCTION_ARG_REGNO_P): Add VFP regs.
7959 * arm-protos.h (arm_function_arg_advance): Add.
7960 (aapcs_libcall_value): Add.
7961 (arm_function_value): Delete.
7963 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
7964 H.J. Lu <hongjiu.lu@intel.com>
7967 * config/i386/i386.c (standard_sse_mode_p): Remove.
7968 (standard_sse_constant_p): Return 2 for integer mode
7969 vector_all_ones_operand when SSE2 is enabled.
7970 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
7971 (ix86_expand_vector_move): Do not check for negative values from
7972 standard_sse_constant_p.
7974 2009-08-06 Richard Guenther <rguenther@suse.de>
7976 * tree-ssa.c (useless_type_conversion_p_1): Make function and
7977 array type comparisons frontend independent.
7978 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
7979 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
7980 out array reference lower bound and element size operands.
7981 (ao_ref_init_from_vn_reference): Properly compute the offset
7982 for ARRAY_RANGE_REF.
7983 (vn_reference_fold_indirect): Fill out array reference lower
7984 bound and element size operands.
7985 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
7986 a non gimple valued reference operand which can happen for
7987 array reference lower bound or element size.
7988 (create_component_ref_by_pieces_1): Properly generate the
7989 element size operand for array references.
7991 2009-08-06 Richard Guenther <rguenther@suse.de>
7993 PR tree-optimization/40964
7994 * tree.c (iterative_hash_host_wide_int): Export.
7995 * tree.h (iterative_hash_host_wide_int): Declare.
7996 * tree-ssa-structalias.c (heapvar_map): New struct.
7997 (heapvar_map_eq): New function.
7998 (heapvar_map_hash): Likewise.
7999 (heapvar_lookup): Adjust.
8000 (heapvar_insert): Likewise.
8001 (make_constraint_from_heapvar): Allow multiple heap variables
8002 per decl at different offsets.
8003 (init_alias_heapvars): Adjust.
8005 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8007 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8008 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8009 trailing sync if TARGET_SYNC_AFTER_SC.
8011 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8013 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8014 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8015 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8016 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8017 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8018 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8019 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8020 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8021 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8022 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8023 the prototype declaration match the definition.
8024 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8025 instructions explicitly. Add barrier_before and operands
8027 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8028 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8029 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8030 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8031 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8032 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8034 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8036 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8038 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8039 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8042 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8045 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8047 PR rtl-optimization/40924
8048 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8049 make sure canon_rtx (mem_address) isn't simpler than
8050 canon_rtx (expanded_mem_address).
8052 2009-08-05 Li Feng <nemokingdom@gmail.com>
8054 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8056 (build_scop_drs): Build alias set for each SCoP.
8058 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8060 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8061 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8062 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8063 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8064 (BASE_DRIVER_SELF_SPECS): Likewise.
8066 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8068 * tree-ssa-alias.c: Fix some comment typos.
8070 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8072 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8073 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8075 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8078 * simplify-rtx.c (simplify_binary_operation_1): Disable
8079 simplifications for decimal float operations.
8081 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8084 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8085 operand of INDIRECT_REF.
8087 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8089 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8090 constants referencing TLS symbols.
8092 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8094 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8095 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8097 2009-08-03 Richard Guenther <rguenther@suse.de>
8099 * tree.c (make_vector_type): Build a main variant first,
8100 get the canonical one and then build the variant.
8101 * tree-ssa.c (useless_type_conversion_p_1): Handle
8103 (useless_type_conversion_p): Conversions to pointers to
8104 incomplete record types are useless.
8106 2009-08-03 Richard Guenther <rguenther@suse.de>
8108 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8109 file will be created.
8110 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8111 * toplev.c (compile_file): Adjust comment.
8113 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8115 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8116 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8117 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8118 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8119 (sh_promote_function_mode): Fix typo.
8121 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8123 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8125 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8127 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8128 declaration arguments.
8130 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8132 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8133 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8134 (ix86_split_ashl): Ditto.
8135 (ix86_expand_vector_init_one_nonzero): Ditto.
8136 (ix86_expand_vector_set): Ditto.
8137 (ix86_expand_reduc_v4sf): Ditto.
8139 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8141 * explow.c (promote_function_mode): Remove assert.
8142 * config/sh/sh.c (sh_promote_function_mode): Declare.
8144 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8146 * config/pa/pa.c (pa_promote_function_mode): Declare.
8147 Change to static. Fix promote_mode call.
8149 * gthr-dce.h (CONST_CAST2): Define if not defined.
8150 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8152 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8154 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8156 * expr.c (store_constructor): Use promote_decl_mode. Remove
8157 now write-only variable unsignedp.
8158 (expand_expr_real_1): Use promote_decl_mode.
8159 * expr.h (promote_function_mode, promote_decl_mode): New.
8160 (promote_mode): Remove last argument.
8161 * function.c (assign_temp): Drop last argument of promote_mode.
8162 (assign_parm_find_data_types): Use promote_function_mode.
8163 (assign_parm_setup_reg): Likewise.
8164 (expand_function_end): Use promote_function_mode.
8165 * calls.c (initialize_argument_information): Use promote_function_mode.
8166 (precompute_arguments): Use promote_mode instead of checking if
8167 only PROMOTE_FUNCTION_MODE is defined.
8168 (expand_call): When making sibcall decisions, use promote_function_mode.
8169 Below, remove an if for targetm.calls.promote_function_return and
8170 and use promote_function_mode.
8171 (emit_library_call_value_1): Use promote_function_mode, fix bug
8172 where promote_mode was passed FOR_CALL == 0 for a return value in an
8174 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8175 * explow.c (promote_function_mode, promote_decl_mode): New.
8176 (promote_mode): Keep only the FOR_CALL == 0 case.
8177 * combine.c (setup_incoming_promotion): Remove test of
8178 promote_function_args. Use promote_function_mode.
8179 * stmt.c (expand_value_return): Use promote_decl_mode.
8180 (expand_decl): Use promote_decl_mode.
8182 * expr.c (store_constructor): Use promote_decl_mode. Remove
8183 now write-only variable unsignedp.
8184 (expand_expr_real_1): Use promote_decl_mode.
8185 * expr.h (promote_function_mode, promote_decl_mode): New.
8186 (promote_mode): Remove last argument.
8187 * function.c (assign_temp): Drop last argument of promote_mode.
8188 (assign_parm_find_data_types): Use promote_function_mode.
8189 (assign_parm_setup_reg): Likewise.
8190 (expand_function_end): Use promote_function_mode.
8191 * calls.c (initialize_argument_information): Use promote_function_mode.
8192 (precompute_arguments): Use promote_mode instead of checking if
8193 only PROMOTE_FUNCTION_MODE is defined.
8194 (expand_call): When making sibcall decisions, use promote_function_mode.
8195 Below, remove an if for targetm.calls.promote_function_return and
8196 and use promote_function_mode.
8197 (emit_library_call_value_1): Use promote_function_mode, fix bug
8198 where promote_mode was passed FOR_CALL == 0 for a return value in an
8200 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8201 * explow.c (promote_function_mode, promote_decl_mode): New.
8202 (promote_mode): Keep only the FOR_CALL == 0 case.
8203 * combine.c (setup_incoming_promotion): Remove test of
8204 promote_function_args. Use promote_function_mode.
8205 * stmt.c (expand_value_return): Use promote_decl_mode.
8206 (expand_decl): Use promote_decl_mode.
8208 * explow.c (promote_function_mode): Just call the target hook.
8209 * targhooks.c (default_promote_function_mode,
8210 default_promote_function_mode_always_promote): New.
8211 * targhooks.h (default_promote_function_mode,
8212 default_promote_function_mode_always_promote): Declare.
8213 * target.h (promote_function_args, promote_function_return): Remove.
8214 (promote_function_mode): New.
8215 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8216 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8217 (TARGET_PROMOTE_FUNCTION_MODE): New.
8218 (TARGET_CALLS): Adjust.
8219 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8220 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8222 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8223 * config/s390/s390.c (s390_promote_function_mode): ... here,
8224 with pointer handling.
8225 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8226 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8228 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8229 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8230 with pointer handling.
8231 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8232 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8234 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8235 * config/sh/sh.c (sh_promote_function_mode): New.
8236 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8237 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8239 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8240 * config/cris/cris.c (cris_promote_function_mode): ... here.
8241 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8242 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8244 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8245 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8246 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8247 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8249 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8250 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8251 complex type handling.
8252 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8253 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8255 * config/pa/pa.c (pa_promote_function_mode): New.
8256 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8257 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8259 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8260 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8261 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8262 * config/xtensa/xtensa.c: Likewise.
8263 * config/stormy16/stormy16.c: Likewise.
8264 * config/iq2000/iq2000.c: Likewise.
8265 * config/rs6000/rs6000.c: Likewise.
8266 * config/picochip/picochip.c: Likewise.
8267 * config/arc/arc.c: Likewise.
8268 * config/mcore/mcore.c: Likewise.
8269 * config/score/score.c: Likewise.
8270 * config/mips/mips.c: Likewise.
8271 * config/bfin/bfin.c: Likewise.
8272 * config/ia64/ia64.c: Likewise (disabled though).
8274 * config/frv/frv.h: Remove pointless remark.
8276 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8277 TARGET_PROMOTE_FUNCTION_ARGS,
8278 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8279 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8281 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8283 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8284 -floop-parallelize-all.
8285 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8286 flag_loop_parallelize_all.
8287 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8288 * graphite.c (graphite_transform_loops): Same.
8290 * graphite-poly.c (apply_poly_transforms): Same.
8292 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8294 PR tree-optimization/40914
8295 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8296 if set, then check the delta field of the PMF record.
8297 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8298 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8299 call is stored in the delta.
8301 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8303 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8305 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8307 * config/i386/bsd.h (ASM_BYTE): New define.
8308 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8309 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8310 .byte. Use fputs or putc instead of fprintf where appropriate.
8311 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8312 fputs or putc instead of fprintf where appropriate.
8313 * config/i386/i386elf.h: Ditto.
8314 * config/i386/sysv4.h: Ditto.
8316 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8317 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8318 (*tls_global_dynamic_64): Ditto.
8320 2009-07-31 Christian Bruel <christian.bruel@st.com>
8322 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8324 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8326 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8327 Remove dead code for MINUS.
8329 2009-07-31 Anthony Green <green@moxielogic.com>
8331 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8333 (moxie_expand_epilogue): Ditto for epilogue.
8334 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8336 (moxie_function_arg): Ditto.
8337 (moxie_pass_by_reference): Ditto.
8338 (moxie_arg_partial_bytes): Ditto.
8339 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8340 (FUNCTION_ARG_ADVANCE) Ditto.
8341 (REG_PARM_STACK_SPACE) Ditto.
8342 (FUNCTION_ARG_REGNO_P) Dito.
8344 * config.gcc: Add moxie linux config support.
8345 * gcc/config/moxie/uclinux.h: New file.
8347 2009-07-31 DJ Delorie <dj@redhat.com>
8349 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8350 (UNSPECV_SP_SWITCH_E): New.
8351 (sp_switch_1): Change to an unspec.
8352 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8354 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8355 reference the new stack's address
8357 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8359 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8360 graphite-clast-to-gimple.o, graphite-dependences.o,
8361 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8362 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8363 (graphite-blocking.o,
8364 graphite-clast-to-gimple.o, graphite-dependences.o,
8365 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8366 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8367 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8368 * cfgloop.h (struct loop): Add can_be_parallel field.
8369 * common.opt (fgraphite-identity): Moved up.
8370 (fgraphite-force-parallel): New flag.
8371 * graphite.c: Rewrite.
8372 * graphite.h: Rewrite.
8373 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8375 * toplev.c (graphite_out_file): New file descriptor.
8376 (graphite_in_file): New.
8377 (process_options): flag_graphite_force_parallel cannot be used without
8379 * tree-ssa-loop.c: Include toplev.h.
8380 (gate_graphite_transforms): Enable flag_graphite for
8381 flag_graphite_force_parallel.
8383 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8385 * ChangeLog.graphite: New.
8386 * graphite-blocking.c: New.
8387 * graphite-clast-to-gimple.c: New.
8388 * graphite-clast-to-gimple.h: New.
8389 * graphite-dependences.c: New.
8390 * graphite-dependences.h: New.
8391 * graphite-interchange.c: New.
8392 * graphite-poly.c: New.
8393 * graphite-poly.h: New.
8394 * graphite-ppl.c: New.
8395 * graphite-ppl.h: New.
8396 * graphite-scop-detection.c: New.
8397 * graphite-scop-detection.h: New.
8398 * graphite-sese-to-poly.c: New.
8399 * graphite-sese-to-poly.h: New.
8403 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8405 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8406 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8408 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8410 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8411 (scev_is_linear_expression): Return false if the evolution is not
8412 affine multivariate.
8414 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8416 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8417 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8419 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8421 * tree-data-ref.c (debug_data_references): New.
8422 (debug_data_reference): New.
8423 * tree-data-ref.h (debug_data_references): Declared.
8424 (debug_data_reference): Declared.
8426 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8428 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8429 * tree-data-ref.h (scop_p): Removed.
8430 (struct data_reference): Remove field scop.
8432 (stmt_simple_memref_p): Removed.
8434 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8436 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8437 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8440 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8442 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8444 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8446 * doc/invoke.texi (-fgraphite-identity): Documented.
8448 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8450 * tree-scalar-evolution.c: Fix comment.
8451 (instantiate_scev_1): Return unknow from scev instantiation if the
8452 result is not above instantiate_below.
8454 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8456 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8457 static anymore. Instantiate the symbols that may have been introduced
8459 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8462 2009-07-30 DJ Delorie <dj@redhat.com>
8464 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8465 .vliw directive to VLIW sections.
8467 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8469 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8471 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8472 (AUTOHEADER): New variable.
8473 ($(srcdir)/cstamp-h.in): Use it.
8475 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8476 Pat Haugen <pthaugen@us.ibm.com>
8477 Revital Eres <ERES@il.ibm.com>
8479 * config/rs6000/vector.md (VEC_F): Add VSX support.
8483 (vector_load_<mode>): Ditto.
8484 (vector_store_<mode>): Ditto.
8485 (vector GPR move split): Ditto.
8486 (vec_reload_and_plus_<mptrsize>): Ditto.
8487 (vec_reload_and_reg_<mptrsize>): Ditto.
8488 (add<mode>3): Ditto.
8489 (sub<mode>3): Ditto.
8490 (mul<mode>3): Ditto.
8491 (neg<mode>2): Ditto.
8492 (abs<mode>2): Ditto.
8493 (smin<mode>3): Ditto.
8494 (smax<mode>3): Ditto.
8495 (vector_eq<mode>): Ditto.
8496 (vector_gt<mode>): Ditto.
8497 (vector_ge<mode>): Ditto.
8498 (vector_gtu<mode>): Ditto.
8499 (vector_select_<mode>_uns): Ditto.
8500 (vector_eq_<mode>_p): Ditto.
8501 (vector_gt_<mode>_p): Ditto.
8502 (vector_ge_<mode>_p): Ditto.
8503 (vector_gtu_<mode>_p): Ditto.
8504 (cr6_test_for_zero): Ditto.
8505 (cr6_test_for_zero_reverse): Ditto.
8506 (cr6_test_for_lt): Ditto.
8507 (cr6_test_for_lt_reverse): Ditto.
8508 (xor<mode>3): Ditto.
8509 (ior<mode>3): Ditto.
8510 (and<mode>3): Ditto.
8511 (one_cmpl<mode>2): Ditto.
8512 (nor<mode>2): Ditto.
8513 (andc<mode>2): Ditto.
8514 (float<VEC_int<mode>2): Ditto.
8515 (unsigned_float<VEC_int><mode>2): Ditto.
8516 (fix_trunc<mode><VEC_int>2): Ditto.
8517 (fixuns_trunc<mode><VEC_int>2): Ditto.
8519 (vec_set<mode>): Ditto.
8520 (vec_extract<mode>): Ditto.
8521 (vec_interleave_highv4sf): Ditto.
8522 (vec_interleave_lowv4sf): Ditto.
8523 (vec_realign_load_<mode>): Ditto.
8524 (vec_shl_<mode>): Ditto.
8525 (vec_shr_<mode>): Ditto.
8526 (div<mode>3): New patterns for VSX.
8527 (vec_interleave_highv2df): Ditto.
8528 (vec_interleave_lowv2df): Ditto.
8529 (vec_pack_trunc_v2df): Ditto.
8530 (vec_pack_sfix_trunc_v2df): Ditto.
8531 (vec_pack_ufix_trunc_v2df): Ditto.
8532 (vec_unpacks_hi_v4sf): Ditto.
8533 (vec_unpacks_lo_v4sf): Ditto.
8534 (vec_unpacks_float_hi_v4si): Ditto.
8535 (vec_unpacks_float_lo_v4si): Ditto.
8536 (vec_unpacku_float_hi_v4si): Ditto.
8537 (vec_unpacku_float_lo_v4si): Ditto.
8538 (movmisalign<mode>): Ditto.
8539 (vector_ceil<mode>2): New patterns for vectorizing math library.
8540 (vector_floor<mode>2): Ditto.
8541 (vector_btrunc<mode>2): Ditto.
8542 (vector_copysign<mode>3): Ditto.
8544 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8545 predicate for setting the high bit in each word, used for copysign.
8547 * config/rs6000/ppc-asm.h (f19): Whitespace.
8548 (f32-f63): Define if VSX.
8549 (v0-v31): Define if Altivec.
8550 (vs0-vs63): Define if VSX.
8552 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8554 * config/rs6000/power7.md: New file, provide tuning parameters for
8557 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8558 (rs6000_cpu_cpp_builtins): Ditto.
8559 (altivec_overloaded_builtins): Ditto.
8560 (altivec_resolve_overloaded_builtin): Ditto.
8562 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8563 debug switch to disable vectorizing simple math builtin
8566 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8567 Vectorize simple math builtin functions.
8568 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8569 hook to vectorize math builtins.
8570 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8571 (rs6000_builtin_conversion): Add VSX/power7 support.
8572 (rs6000_builtin_vec_perm): Ditto.
8573 (vsplits_constant): Add support for loading up a vector constant
8574 with just the high bit set in each part.
8575 (rs6000_expand_vector_init): Add VSX/power7 support.
8576 (rs6000_expand_vector_set): Ditto.
8577 (rs6000_expand_vector_extract): Ditto.
8578 (rs6000_emit_move): Ditto.
8579 (bdesc_3arg): Ditto.
8580 (bdesc_2arg): Ditto.
8581 (bdesc_1arg): Ditto.
8582 (rs6000_expand_ternop_builtin): Ditto.
8583 (altivec_expand_builtin): Ditto.
8584 (rs6000_expand_unop_builtin): Ditto.
8585 (rs6000_init_builtins): Ditto.
8586 (altivec_init_builtins): Ditto.
8587 (builtin_function_type): Ditto.
8588 (rs6000_common_init_builtins): Ditto.
8589 (rs6000_handle_altivec_attribute); Ditto.
8590 (rs6000_mangle_type): Ditto.
8591 (rs6000_vector_mode_supported_p): Ditto.
8592 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8595 * config/rs6000/vsx.md: New file for VSX support.
8597 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8598 identifing values with just the most significant bit set.
8599 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8600 vectorized builtins.
8602 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8603 (UNSPEC_VRFIM): Delete.
8604 (splitter for loading up vector with most significant bit): New
8605 splitter for vectorizing copysign.
8606 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8607 vectorizing simple math functions.
8608 (altivec_vrfip): Add support for vectorizing simple math functions.
8609 (altivec_vrfim): Ditto.
8610 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8612 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8613 (power7.md, vsx.md): Include for power7 support.
8614 (copysigndf3): Use VSX instructions if -mvsx.
8615 (negdf2_fpr): Ditto.
8616 (absdf2_fpr): Ditto.
8617 (nabsdf2_fpr): Ditto.
8618 (adddf3_fpr): Ditto.
8619 (subdf3_fpr): Ditto.
8620 (muldf3_fpr): Ditto.
8621 (divdf3_fpr): Ditto.
8622 (fix_truncdfdi2_fpr): Ditto.
8623 (cmpdf_internal1): Ditto.
8624 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8625 (btruncdf2, btruncdf2_fpr): Ditto.
8626 (ceildf2, ceildf2_fpr): Ditto.
8627 (floordf2, floordf2_fpr): Ditto.
8628 (floatdidf2, floatdidf2_fpr): Ditto.
8629 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8630 (fmsubdf4_fpr): Ditto.
8631 (fnmadddf4_fpr_1): Ditto.
8632 (fnmadddf4_fpr_2): Ditto.
8633 (fnmsubdf4_fpr_1): Ditto.
8634 (fnmsubdf4_fpr_2): Ditto.
8635 (fixuns_truncdfdi2): Add expander for VSX support.
8636 (fix_truncdfdi2): Ditto.
8637 (fix_truncdfsi2): Ditto.
8639 (btruncsf2): Whitespace.
8640 (movdf_hardfloat32): Add support for VSX registers.
8641 (movdf_softfloat32): Ditto.
8642 (movdf_hardfloat64): Ditto.
8643 (movdf_hardfloat64_mfpgpr): Ditto.
8644 (movdf_softfloat64): Ditto.
8645 (movti splitters): Add check for vector registers supporting
8646 TImode in the future.
8647 (bpermd): Add power7 bpermd instruction.
8649 * config/rs6000/altivec.h (vec_div): Define if VSX.
8653 (vec_nearbyint): Ditto.
8656 (all predicates): Use the generic builtin function, and not the V4SF
8657 specific function so that the predicates will work with VSX's V2DF.
8661 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8662 Document new VSX functions and types.
8664 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8667 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8668 "wa", and "j" constraints. Modify "v" to talk about Altivec
8669 instead of just vector.
8671 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8674 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8675 location for phi arguments.
8676 (rewrite_update_phi_arguments): Find locations for reaching defs.
8677 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8678 Add location to add_phi_arg calls.
8679 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8680 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8681 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8682 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8683 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8684 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8685 * tree-phinodes.c (make_phi_node): Initialize location.
8686 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8687 (add_phi_arg): Add location parameter.
8688 (remove_phi_arg_num): Move location when moving phi argument.
8689 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8691 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8692 slpeel_update_phi_nodes_for_guard1,
8693 slpeel_update_phi_nodes_for_guard2,
8694 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8695 vect_loop_versioning): Set locations.
8696 * tree-parloops.c (create_phi_for_local_result,
8697 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8698 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8699 * tree-vect-loop.c (get_initial_def_for_induction,
8700 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8702 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8703 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8704 (gimple_phi_arg_set_location): New. Set locus.
8705 (gimple_phi_arg_has_location): New. Check for locus.
8706 (redirect_edge_var_map_location): New. Return locus from var_map.
8707 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8708 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8709 combining PHI arguments.
8710 (cond_store_replacement): Set location.
8711 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8712 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8713 scop_add_exit_phis_edge): Add locations.
8714 * tree-cfgcleanup.c (remove_forwarder_block,
8715 remove_forwarder_block_with_phi): Add locations.
8716 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8717 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8719 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8720 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8721 flush_pending_stmts): Add source location.
8722 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8723 stack to preserve locations.
8724 * tree-vect-stmts.c (vectorizable_load): Add location.
8725 * tree-inline.c (copy_phis_for_bb): Copy locus.
8726 (setup_one_parameter): Add call locus to inlined parameter stmts.
8727 (initialize_inlined_parameters): Pass in call location as parameter
8729 (tree_function_versioning): Pass location to setup_one_parameter.
8730 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8731 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8732 copy and edge lists.
8733 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8734 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8735 locus parameter and override the stmt default if provided.
8736 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8737 elim_graph_add_edge, elim_graph_remove_succ_edge,
8738 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8739 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8740 eliminate_phi): Add locus info in elimination graph for each edge and
8742 (insert_backedge_copies): Copy locus if present.
8743 * tree-flow.h (struct _edge_var_map): Add locus field.
8744 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8745 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8746 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8748 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8750 2009-07-30 Martin Jambor <mjambor@suse.cz>
8752 PR tree-optimization/40570
8753 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8756 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8758 * ssa-loop-manip.c: Include langhooks.h.
8759 (rewrite_phi_with_iv): New.
8760 (rewrite_all_phi_nodes_with_iv): New.
8761 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8762 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8763 * tree-parloops.c (loop_parallel_p): Move out all conditions
8764 except dependency check.
8765 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8766 (gen_parallel_loop): Call canonicalize_loop_ivs without
8767 reduction_list argument.
8768 (build_new_reduction): New.
8769 (gather_scalar_reductions): New.
8770 (try_get_loop_niter): New.
8771 (try_create_reduction_list): New.
8772 (parallleize_loops): Change the parallel conditions check.
8773 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8774 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8776 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8778 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8780 * doc/options.texi (Option properties): Mention new quoting syntax.
8782 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8784 * config/alpha/alpha.c (alpha_start_function):
8785 Handle VMS_DEBUG_MAIN_POINTER
8786 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8787 * doc/invoke.texi: Document -mdebug-main switch.
8789 2009-07-29 Richard Henderson <rth@redhat.com>
8791 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8792 (cgraph_create_edge_including_clones): Likewise.
8793 * tree-inline.c (copy_bb): Operate on the correct edges
8794 when updating the callgraph.
8796 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8798 * config/alpha/vms-cc.c: Deleted.
8799 * config/alpha/vms-ld.c: Deleted.
8800 * config/alpha/t-vms64: Moved to config/vms
8801 * config/alpha/vms-crt0-64.c: Moved to config/vms
8802 * config/alpha/vms-crt0.c: Moved to config/vms
8803 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8804 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8805 * config/alpha/xm-vms.h: Moved to config/vms
8806 * config/alpha/x-vms: Moved to config/vms
8807 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8809 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8810 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8812 * config/vms/t-vms64: Moved here from config/alpha
8813 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8814 (argc,argv,envp): Enforce 32bit malloc'ing.
8815 * config/vms/vms-psxcrt0-64.c: Likewise.
8816 * config/vms/vms-crt0.c: Moved here from config/alpha.
8817 * config/vms/vms-psxcrt0.c: Likewise.
8818 * config/vms/vms-crtl-64.h: New file.
8819 * config/vms/vms-crtl.h: New file.
8820 * config/vms/vms.opt: New file.
8821 * config/vms/xm-vms64.h: New file.
8822 * config/vms/xm-vms.h: Moved here from config/alpha.
8823 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8825 * config/vms/x-vms: Moved here from config/alpha.
8826 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8827 (vms-ld.o, vms-cc.o): Removed.
8828 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8830 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8832 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8833 correct stack (obvious VMS fix).
8835 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8837 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8838 date, version info if VMS_DEBUGGING_INFO defined.
8839 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8840 size, date calculating code moved here.
8842 2009-07-29 Paul Brook <paul@codesourcery.com>
8844 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8847 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8850 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8851 to DImode when generating insq_le insn.
8853 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8855 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8856 New macro set for VMS_DEBUGGGING_INFO.
8857 (AT_string_form): Use it.
8859 2009-07-28 DJ Delorie <dj@redhat.com>
8861 * config/mep/mep.c (vtext_section): New.
8862 (vftext_section): New.
8863 (ftext_section): New.
8864 (mep_select_section): Add support for functions.
8865 (mep_unique_section): Likewise.
8866 (mep_asm_init_sections): Likewise.
8867 (mep_encode_section_info): Remove it from here.
8869 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8871 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8873 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8874 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8876 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8878 * dwarf2out.c (output_file_names): Test new macro
8879 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8880 (add_comp_dir_attribute): Likewise.
8882 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8884 * config/i386/mingw-w64.h (LINK_SPEC): Add
8885 separating space between commands.
8887 2009-07-28 Jan Hubicka <jh@suse.cz>
8889 PR tree-optimization/40759
8890 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
8893 2009-07-27 DJ Delorie <dj@redhat.com>
8895 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
8896 types are dword-aligned.
8897 (mep_expand_va_start): Likewise.
8899 2009-07-27 Olivier Hainque <hainque@adacore.com>
8900 Douglas B Rupp <rupp@gnat.com>
8902 * convert.c (convert_to_pointer): Don't assume the target
8903 pointer type is POINTER_SIZE long. Fetch its precision instead.
8905 2009-07-27 Douglas B Rupp <rupp@gnat.com>
8907 * system.h (fopen): Undefine if macro.
8909 2009-07-27 Jakub Jelinek <jakub@redhat.com>
8911 * dwarf2out.c (output_cfi_p): Removed.
8912 (output_cfis): New function.
8913 (output_fde): New function, split from output_call_frame_info.
8914 (output_call_frame_info): Use it.
8915 (dwarf2out_switch_text_section): Use output_cfis.
8917 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8919 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
8920 TARGET_BI_ARCH is specified without enabling SJLJ.
8921 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
8922 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
8924 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
8926 * arm.md (negdi2): Use DImode if forcing a value into a register.
8928 2009-07-26 Ira Rosen <irar@il.ibm.com>
8930 PR tree-optimization/40801
8931 * tree-vect-stmts.c (vectorizable_call): Get previous copy
8932 of vector operand from the previous copy of vector statement.
8933 Pass the correct definition type value to
8934 vect_get_vec_def_for_stmt_copy().
8936 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8938 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
8939 const char ** conversion.
8941 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8943 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
8944 fancy_abort() if !ENABLE_ASSERT_CHECKING.
8945 (gcc_unreachable): Invoke __builtin_unreachable() if
8946 !ENABLE_ASSERT_CHECKING.
8948 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8950 PR rtl-optimization/40445
8951 * emit-rtl.c (next_nonnote_insn_bb): New function.
8952 * rtl.h (next_nonnote_insn_bb): Declare new function.
8953 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
8954 with no successors that is the successor of the ENTRY_BLOCK.
8955 Continue from the top after removing an empty fallthrough block.
8956 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
8957 of next_nonnote_insn.
8959 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8961 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
8963 2009-07-25 Martin Jambor <mjambor@suse.cz>
8965 * c-common.c (c_common_attribute_table): New element for noclone.
8966 (handle_noclone_attribute): New function. Forward-declare.
8967 * tree-inline.c (tree_versionable_function_p): Check for noclone
8969 * doc/extend.texi (Labels as Values): Document need for noclone.
8970 (Function Attributes): Document noclone attribute.
8972 2009-07-25 Jakub Jelinek <jakub@redhat.com>
8974 PR rtl-optimization/34999
8975 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
8976 and dw_fde_switched_cold_to_hot fields.
8977 (output_cfi_p): New function.
8978 (output_call_frame_info): If fde->dw_fde_switched_sections,
8979 output 2 FDEs instead of one with corrupted header.
8980 (dwarf2out_do_cfi_startproc): New function.
8981 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
8982 and fde->dw_fde_switched_cold_to_hot.
8983 (dwarf2out_switch_text_section): Compute
8984 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
8985 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
8986 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
8987 Otherwise, compute fde->dw_fde_switch_cfi.
8989 2009-07-24 Cary Coutant <ccoutant@google.com>
8991 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
8993 2009-07-24 Cary Coutant <ccoutant@google.com>
8995 * cfghooks.c (split_block): Copy discriminator to new block.
8996 * tree-cfg.c (assign_discriminator): Check location of last
8997 instruction in block as well as first.
8999 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9001 * config/i386/linux.c: Use fputs or putc instead of fprintf
9003 * config/i386/gas.h: Ditto.
9004 * config/i386/x86-64.h: Ditto.
9005 * config/i386/att.h: Ditto.
9007 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9009 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9012 2009-07-24 Martin Jambor <mjambor@suse.cz>
9014 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9015 (ipa_push_func_to_list_1): Declare.
9016 (ipa_push_func_to_list): New function.
9018 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9019 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9020 (ipa_push_func_to_list): Removed.
9021 (ipa_pop_func_from_list): Clear node_enqueued flag.
9023 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9025 * config/s390/s390.c (override_options): Default
9026 max-unrolled-insns to 100 for z10 tuning.
9028 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9030 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9031 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9032 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9033 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9034 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9035 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9036 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9038 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9040 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9041 use default set in mingw32.h header.
9042 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9043 64-bit /mingw/include path.
9044 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9047 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9049 PR rtl-optimization/40209
9050 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9052 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9054 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9055 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9056 with the rest of string where appropriate. Use fputs or putc
9057 instead of fprintf where appropriate.
9059 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9060 Pat Haugen <pthaugen@us.ibm.com>
9061 Revital Eres <ERES@il.ibm.com>
9063 * config/rs6000/vector.md: New file. Move most of the vector
9064 expander support here from altivec.md to allow for the VSX vector
9065 unit in the future. Add support for secondary_reload patterns.
9066 Rewrite the patterns for vector comparison, and vector comparison
9067 predicate instructions so that the RTL expresses the desired
9068 behavior, instead of using unspec.
9070 * config/rs6000/constraints.md ("f" constraint): Use
9071 rs6000_constraints to hold the precalculated register class.
9072 ("d" constraint): Ditto.
9073 ("wd" constraint): New constraint for VSX.
9074 ("wf" constraint): Ditto.
9075 ("ws" constraint): Ditto.
9076 ("wa" constraint): Ditto.
9077 ("wZ" constraint): Ditto.
9078 ("j" constraint): Ditto.
9080 * config/rs6000/predicates.md (vsx_register_operand): New
9082 (vfloat_operand): New predicate for vector.md.
9083 (vint_operand): Ditto.
9084 (vlogical_operand): Ditto.
9085 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9086 (easy_vector_constant): Add VSX support.
9087 (altivec_indexed_or_indirect_operand): New predicate for
9088 recognizing Altivec style memory references with AND -16.
9090 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9091 for vector secondary reload support.
9092 (rs6000_vector_reg_class): Delete, replacing it with
9094 (rs6000_vsx_reg_class): Ditto.
9095 (rs6000_constraints): New array to hold the register classes of
9096 each of the register constraints that can vary at runtime.
9097 (builtin_mode_to_type): New static array for builtin function type
9099 (builtin_hash_table): New static hash table for builtin function
9101 (TARGET_SECONDARY_RELOAD): Define target hook.
9102 (TARGET_IRA_COVER_CLASSES): Ditto.
9103 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9104 registers are 128 bits if VSX memory reference instructions are used.
9105 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9107 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9108 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9109 Print several of the scheduling related parameters.
9110 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9111 rs6000_constraints instead of rs6000_vector_reg_class. Move
9112 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9113 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9114 Altivec. Add VSX support. Setup for secondary reload support on
9115 Altivec/VSX registers.
9116 (rs6000_override_options): Make power7 set the scheduling groups
9117 like the power5. Add support for new debug switches to override
9118 the scheduling defaults. Temporarily disable -mcpu=power7 from
9119 setting -mvsx. Add support for debug switches -malways-hint,
9120 -msched-groups, and -malign-branch-targets.
9121 (rs6000_buitlin_conversion): Add support for returning unsigned
9122 vector conversion functions to fix regressions due to stricter
9124 (rs6000_builtin_mul_widen_even): Ditto.
9125 (rs6000_builtin_mul_widen_odd): Ditto.
9126 (rs6000_builtin_vec_perm): Ditto.
9127 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9128 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9130 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9132 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9133 VSX types for bit operations. Changes to accomidate vector.md.
9134 (bdesc_2arg): Ditto.
9135 (bdesc_1arg): Ditto.
9136 (struct builtin_description_predicates): Rewrite predicate
9137 handling so that RTL describes the operation, instead of passing
9138 the instruction to be used as a string argument.
9139 (bdesc_altivec_preds): Ditto.
9140 (altivec_expand_predicate_builtin): Ditto.
9141 (altivec_expand_builtin): Ditto.
9142 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9143 statement for vsldoi support.
9144 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9145 (altivec_expand_st_builtin): Ditto.
9146 (paired_expand_builtin): Whitespace changes.
9147 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9148 builtin_mode_to_type table for secondary reload. Call
9149 builtin_function_type to build random builtin functions.
9150 (altivec_init_builtins): Change to use builtin_function_type to
9151 create builtin function types dynamically as we need them.
9152 (builtin_hash_function): New support for hashing the tree types
9153 for builtin function as we need it, rather than trying to build
9154 all of the trees that we need. Add initial preliminary VSX support.
9155 (builtin_function_type): Ditto.
9156 (builtin_function_eq): Ditto.
9157 (builtin_hash_struct): Ditto.
9158 (rs6000_init_builtins): Ditto.
9159 (rs6000_common_init_builtins): Ditto.
9160 (altivec_init_builtins): Ditto.
9161 (rs6000_common_init_builtins): Ditto.
9162 (enum reload_reg_type): New enum for simplifing reg classes.
9163 (rs6000_reload_register_type): Simplify register classes into GPR,
9164 Vector, and other registers. Altivec and VSX addresses in reload.
9165 (rs6000_secondary_reload_inner): Ditto.
9166 (rs6000_ira_cover_classes): New target hook, that returns the
9167 appropriate cover classes, based on -mvsx being used or not.
9168 (rs6000_secondary_reload_class): Add VSX support.
9169 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9170 (get_vsel_insn): Ditto.
9171 (rs6000_emit_vector_compare): Rewrite vector conditional support
9172 so that where we can, we use RTL operators, instead of blindly use
9174 (rs6000_emit_vector_select): Ditto.
9175 (rs6000_emit_vector_cond_expr): Ditto.
9176 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9177 (create_TOC_reference): Add -mdebug=addr support.
9178 (emit_frame_save): VSX loads/stores need register indexed addressing.
9180 * config/rs6000/rs6000.md: Include vector.md.
9182 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9184 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9185 support for V2DI, V2DF in logical, permute, select operations.
9187 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9188 switch for vsx/power7.
9189 (-mvsx-scalar-memory): Ditto.
9190 (-mvsx-align-128): Ditto.
9191 (-mallow-movmisalign): Ditto.
9192 (-mallow-df-permute): Ditto.
9193 (-msched-groups): Ditto.
9194 (-malways-hint): Ditto.
9195 (-malign-branch-targets): Ditto.
9197 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9199 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9200 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9201 (rs6000_vector_reg_class): Delete.
9202 (rs6000_vsx_reg_class): Ditto.
9203 (enum rs6000_reg_class_enum): New enum for the constraints that
9204 vary based on target switches.
9205 (rs6000_constraints): New array to hold the register class for all
9206 of the register constraints that vary based on the switches used.
9207 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9208 (enum rs6000_builtins): Add unsigned varients for the builtin
9209 declarations returned by target hooks for expanding multiplies,
9210 select, and permute operations. Add VSX builtins.
9211 (enum rs6000_builtin_type_index): Add entries for VSX.
9212 (V2DI_type_node): Ditto.
9213 (V2DF_type_node): Ditto.
9214 (unsigned_V2DI_type_node): Ditto.
9215 (bool_long_type_node): Ditto.
9216 (intDI_type_internal_node): Ditto.
9217 (uintDI_type_internal_node): Ditto.
9218 (double_type_internal_node): Ditto.
9220 * config/rs6000/altivec.md (whole file): Move all expanders to
9221 vector.md from altivec.md. Rename insn matching functions to be
9223 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9224 (altivec_vcmp*): Ditto.
9225 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9226 (VM): New iterator for moves that includes the VSX types.
9227 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9228 (altivec_vperm_<mode>_uns): New, for unsigned types.
9229 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9230 (altivec_eq<mode>): Ditto.
9231 (altivec_gt<mode>): Ditto.
9232 (altivec_gtu<mode>): Ditto.
9233 (altivec_eqv4sf): Ditto.
9234 (altivec_gev4sf): Ditto.
9235 (altivec_gtv4sf): Ditto.
9236 (altivec_vcmpbfp_p): Ditto.
9238 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9240 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9243 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9246 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9247 ASM_SHORT instead of .word.
9248 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9249 instead of .word in asm template.
9251 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9254 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9255 (process_bb_node_lives): Use it.
9257 * ira.c (setup_cover_and_important_classes): Don't setup
9258 ira_important_class_nums. Add cover classes to the end of
9260 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9262 (find_reg_class_closure): Use reorder_important_classes.
9264 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9266 * config/i386/i386.c (i386_ira_cover_classes): New function.
9267 (TARGET_IRA_COVER_CLASSES): Redefine.
9269 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9270 importance of order of cover classes in the array.
9272 2009-07-22 Diego Novillo <dnovillo@google.com>
9274 * tree-pass.h (TDF_EH): Define.
9275 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9276 contains TDF_EH, print the EH region number holding GS.
9277 * tree-dump.c (dump_options): Add "eh".
9278 * doc/invoke.texi: Document it.
9280 2009-07-22 Doug Kwan <dougkwan@google.com>
9282 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9284 2009-07-22 Michael Matz <matz@suse.de>
9286 PR tree-optimization/35229
9287 PR tree-optimization/39300
9289 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9290 (inhibit_phi_insertion): New function.
9291 (insert_into_preds_of_block): Call it for REFERENCEs.
9292 (init_pre): Initialize and finalize scalar evolutions.
9293 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9295 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9297 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9298 Use CONST_VECTOR_NUNITS to determine number of elements.
9300 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9302 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9303 (U, W): Constraints are now deprecated and will be removed if we
9305 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9307 ("prefetch"): Add the stcmh instruction for prefetching.
9308 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9310 (s390_short_displacement): Return always true if compiling for
9311 machines not providing the long displacement facility.
9312 (s390_mem_constraint): Support the new constraint letter Z.
9313 (s390_check_qrst_address): New function.
9315 2009-07-21 DJ Delorie <dj@redhat.com>
9317 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9320 2009-07-21 Jason Merrill <jason@redhat.com>
9322 * c-common.c (max_tinst_depth): Increase default to 1024.
9324 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9326 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9327 (vec_unpacku_float_lo_v4si): Ditto.
9329 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9332 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9333 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9334 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9335 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9337 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9339 PR tree-optimization/40813
9340 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9343 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9345 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9346 with a NOP_EXPR if needed.
9348 2009-07-21 Paul Brook <paul@codesourcery.com>
9350 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9351 Terminate debug dump with newline.
9353 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9355 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9356 Cast "1" to unsigned HOST_WIDE_INT.
9357 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9358 deposit length to the maximum length - lsb. Extend length if
9359 HOST_BITS_PER_WIDE_INT is 32.
9361 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9363 * cgraph.h (constant_pool_htab): New function.
9364 (constant_descriptor_tree): Move from varasm.c.
9365 * varasm.c (constant_pool_htab): New function.
9366 (constant_descriptor_tree): Move to cgraph.h.
9368 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9370 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9372 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9374 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9377 2009-07-20 Xinliang David Li <davidxl@google.com>
9379 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9381 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9383 * config/mips/mips.md (move_type): Add arith.
9384 (type): Handle arith.
9385 (zero_extendsidi2): Rename this into ...
9386 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9387 (zero_extendsidi2): New expander.
9388 (*zero_extendsidi2_dext): New pattern.
9390 2009-07-20 Nick Clifton <nickc@redhat.com>
9392 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9393 to set MIPS_ABI_DEFAULT.
9394 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9396 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9398 * tree-object-size.c (addr_object_size): Handle unions with
9399 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9401 PR tree-optimization/40792
9402 * tree.c (build_function_type_skip_args): Remove bogus assert.
9404 2009-07-20 Jan Hubicka <jh@suse.cz>
9405 Martin Jambor <mjambor@suse.cz>
9407 * cgraph.h (combined_args_to_skip): New field.
9408 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9409 combined_args_to_skip and args_to_skip.
9410 * tree-inline.c (update_clone_info): New function.
9411 (tree_function_versioning): Call update_clone_info.
9412 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9414 (cgraph_materialize_all_clones): More extensive dumping, working
9415 with combined_args_to_skip rather than args_to_skip.
9417 2009-07-20 Ira Rosen <irar@il.ibm.com>
9419 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9420 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9421 (get_initial_def_for_reduction): Likewise.
9422 (vectorizable_reduction): Skip the check of first operand in case
9423 of COND_EXPR. Add check that it is outer loop vectorization if
9424 nested cycle was detected. Call vectorizable_condition() for
9425 COND_EXPR. If reduction epilogue cannot be created do not fail for
9426 nested cycles (if it is not double reduction). Assert that there
9427 is only one type in the loop in case of COND_EXPR. Call
9428 vectorizable_condition() to vectorize COND_EXPR.
9429 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9430 Add parameters. Allow nested cycles if called from
9431 vectorizable_reduction(). Use reduction vector variable if provided.
9432 (vect_analyze_stmt): Call vectorizable_reduction() before
9433 vectorizable_condition().
9434 (vect_transform_stmt): Update call to vectorizable_condition().
9436 2009-07-20 Christian Bruel <christian.bruel@st.com>
9438 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9439 * doc/invoke.texi (-mfmovd): Likewise.
9440 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9442 2009-07-20 Jan Hubicka <jh@suse.cz>
9444 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9445 when handling SSA name.
9447 2009-07-19 Jan Hubicka <jh@suse.cz>
9449 PR tree-optimization/40676
9450 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9451 virtual PHIs in empty BBs.
9453 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9455 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9456 re-expanded the compound use gen_lowpart instead to convert to the
9459 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9461 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9462 OUTER_CONST arguments.
9463 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9464 the new wider mode will be masked off.
9465 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9467 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9469 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9470 high-order bits are zero.
9472 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9474 * combine.c (simplify_shift_const_1): Split code to determine
9476 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9477 new bits shifted in are identical to the old sign bit.
9479 2009-07-18 Richard Guenther <rguenther@suse.de>
9482 * gimplify.c (gimplify_call_expr): Reject code using results from
9483 functions returning void.
9485 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9487 * doc/md.texi: Document the new PowerPC "es" constraint.
9488 Document that "m" can include automodified addresses on this target,
9489 and explain how %U must be used. Extend the "Q" and "Z" documentation
9490 to suggest "es" as well as "m".
9491 * config/rs6000/constraints.md (es): New memory constraint.
9492 (Q, Z): Update strings to match new documentation.
9494 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9496 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9497 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9498 * config/rs6000/predicates.md (volatile_mem_operand): Use
9499 offsettable_nonstrict_memref_p.
9500 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9501 (*floatunssidf2_internal): Likewise.
9502 (*fix_truncdfsi2_internal): Likewise.
9503 (*fix_trunctfsi2_internal): Likewise.
9505 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9507 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9509 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9511 2009-07-17 Richard Guenther <rguenther@suse.de>
9514 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9515 (pass_warn_unused_result): Likewise.
9516 (TODO_set_props): Remove.
9517 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9519 (pass_diagnose_omp_blocks): Define.
9520 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9521 (c_gimple_diagnostics_recursively): Remove.
9522 (finish_function): Do not call it.
9523 (c_write_global_declarations): Continue after errors.
9524 Finalize the CU here.
9525 * c-gimplify.c (c_genericize): Do not gimplify here.
9526 * c-common.c (c_warn_unused_result): Move ...
9527 * tree-cfg.c (do_warn_unused_result): ... here.
9528 (run_warn_unused_result): New function.
9529 (gate_warn_unused_result): New function.
9530 (pass_warn_unused_result): New pass.
9531 * c-common.h (c_warn_unused_result): Remove.
9532 * flags.h (flag_warn_unused_result): Declare.
9533 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9534 * opts.c (flag_warn_unused_result): Initialize to false.
9535 * toplev.c (compile_file): Add comment.
9536 * omp-low.c (create_omp_child_function): Do not register
9537 the function with the frontend.
9538 (diagnose_omp_structured_block_errors): Prepare to be
9539 called as optimization pass.
9540 (gate_diagnose_omp_blocks): New function.
9541 (pass_diagnose_omp_blocks): New pass.
9542 * cgraph.h (cgraph_optimize): Remove.
9543 (cgraph_analyze_function): Likewise.
9544 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9545 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9546 before their parents here.
9547 (cgraph_finalize_function): Not here.
9548 (cgraph_analyze_function): Gimplify functions here.
9549 (cgraph_finalize_compilation_unit): Continue after errors.
9550 Optimize the callgraph from here.
9551 (cgraph_optimize): Make static.
9552 * langhooks.c (write_global_declarations): Finalize the CU.
9553 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9554 (gimplify_function_tree): Assert we gimplify only once.
9555 Set PROP_gimple_any property.
9556 * tree-nested.c (gimplify_all_functions): New function.
9557 (lower_nested_functions): Gimplify all nested functions.
9558 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9559 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9560 and pass_diagnose_omp_blocks after gimplification. Do not
9561 set TODO_set_props on all_lowering_passes.
9562 (execute_one_pass): Do not handle TODO_set_props.
9563 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9564 (gimplify.o): Add tree-pass.h dependency.
9565 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9566 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9567 (unsave_r): Likewise.
9568 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9571 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9573 * doc/service.texi (Service): Restore previously removed link,
9574 which isn't broken after all.
9576 2009-07-17 Richard Guenther <rguenther@suse.de>
9578 PR tree-optimization/40321
9579 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9580 PHI nodes to the maximal set.
9581 (make_values_for_phi): Add PHI arguments to the maximal set.
9582 (execute_pre): Dump PHI_GEN and the maximal set.
9584 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9587 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9590 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9592 * doc/extend.texi (Nested Functions): Replace broken link with
9594 * doc/service.texi (Service): Remove broken link.
9596 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9599 * builtins.c (expand_builtin_memcmp): Use loc instead of
9600 EXPR_LOCATION (exp).
9601 (expand_builtin_strncmp): Likewise.
9603 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9604 Manuel López-Ibáñez <manu@gcc.gnu.org>
9607 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9608 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9609 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9610 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9611 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9612 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9613 tree-inline.c, c-common.c, c-common.h, gimple.c,
9614 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9615 convert.c: Add location argument to fold_{unary,binary,ternary},
9616 fold_build[123], build_call_expr, build_size_arg,
9617 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9618 fold_build1_initializer, fold_build2_initializer,
9619 fold_build3_initializer, fold_build_call_array,
9620 fold_build_call_array_initializer, fold_single_bit_test,
9621 omit_one_operand, omit_two_operands, invert_truthvalue,
9622 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9623 combine_comparisons, fold_builtin_*, fold_call_expr,
9624 build_range_check, maybe_fold_offset_to_address, round_up,
9627 2009-07-16 Jason Merrill <jason@redhat.com>
9630 * c-common.c (c_common_reswords): Add __is_standard_layout
9632 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9633 * doc/implement-cxx.texi: New.
9634 * doc/gcc.texi: Include it.
9636 2009-07-16 DJ Delorie <dj@redhat.com>
9638 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9639 compares that may be indirectly affected by previous instructions.
9641 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9643 * builtins.c (do_mpc_arg2): New.
9644 (fold_builtin_2): Fold builtin cpow.
9645 * real.h (HAVE_mpc_pow): New.
9647 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9649 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9650 comparison to skip unprofitable schedule
9652 2009-07-16 Simon Baldwin <simonb@google.com>
9654 * gcc.c (option_map): New flag -no-canonical-prefixes.
9655 * (display_help): Print help text for new flag.
9656 * (process_command): Move options translation and language specifics
9657 and handle new flag early. Use it to set a function pointer to a
9658 prefix builder. Replace make_relative_prefix calls with calls to
9659 the function pointed to. Ignore new flag in regular options handling.
9660 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9662 2009-07-15 DJ Delorie <dj@redhat.com>
9664 * config/mep/mep.md (sibcall_internal): Change register to avoid
9666 (sibcall_value_internal): Likewise.
9668 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9670 PR rtl-optimization/40710
9671 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9673 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9675 * config/mips/mips.md (*extenddi_truncate<mode>,
9676 *extendsi_truncate<mode>): Change type attribute to move_type
9677 with shift_shift. Split out code handling exts from here ...
9678 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9680 (*extendhi_truncateqi): Change type attribute to move_type with
9681 shift_shift. Split out code handling exts from here ...
9682 (*extendhi_truncateqi_exts): ... to this new pattern.
9684 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9686 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9687 instead of "and" with inverted sign bit mask value. Use
9688 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9689 Allocate registers only for operand 4 and operand 5.
9691 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9694 * fold-const.c (fold_cond_expr_with_comparison): When folding
9695 < and <= to MIN, make sure the MIN uses the same type as the
9696 comparison's operands.
9698 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9700 * arm.md (ior_xor): New code iterator.
9701 (split for ior/xor with shift and zero-extend): New split pattern.
9702 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9704 2009-07-15 Richard Guenther <rguenther@suse.de>
9706 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9709 2009-07-15 Richard Guenther <rguenther@suse.de>
9712 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9714 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9716 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9717 handle 2.6.30 kernel.
9719 2009-07-15 DJ Delorie <dj@redhat.com>
9721 * config/mep/mep.md (sibcall_internal): Change register to allow
9722 for 24-bit addresses.
9723 (sibcall_value_internal): Likewise.
9725 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9727 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9728 that are enabled/disabled by the flags introduced by a previous patch.
9730 2009-07-14 DJ Delorie <dj@redhat.com>
9732 * config/mep/mep.md (sibcall_internal): Include non-toggling
9734 (sibcall_value_internal): Likewise.
9736 2009-07-14 Taras Glek <tglek@mozilla.com>
9737 Rafael Espindola <espindola@google.com>
9739 * doc/sourcebuild.texi: Document install-plugin target.
9740 * configure.ac: Added install-plugin target to language makefiles.
9741 * configure: Regenerate.
9742 * Makefile.in: (install-plugin): Install more headers,
9743 depend on lang.install-plugin.
9745 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9747 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9750 2009-07-14 DJ Delorie <dj@redhat.com>
9752 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9753 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9754 * config/mep/mep.md (sibcall_internal): Change test from
9755 mep_vliw_mode_match to mep_vliw_jmp_match.
9756 (sibcall_value_internal): Likewise.
9758 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9760 * config/i386/sse.md (copysign<mode>3): New expander.
9761 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9762 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9763 Use ix86_build_const_vector.
9764 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9765 IX86_BUILTIN_CPYSGNPD.
9766 (builtin_description): Add __builtin_ia32_copysignps and
9767 __builtin_ia32_copysignpd.
9768 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9769 and BUILT_IN_COPYSIGNF.
9771 2009-07-13 Jason Merrill <jason@redhat.com>
9773 * builtins.c (can_trust_pointer_alignment): New fn.
9774 (get_pointer_alignment): Factor it out from here.
9775 * tree.h: Declare it.
9777 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9779 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9782 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9786 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9788 2009-07-14 Richard Guenther <rguenther@suse.de>
9789 Andrey Belevantsev <abel@ispras.ru>
9792 * cfgexpand.c (partition_stack_vars): Do not bother to update
9793 alias information when not optimizing.
9795 2009-07-14 Richard Guenther <rguenther@suse.de>
9796 Andrey Belevantsev <abel@ispras.ru>
9798 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9799 (pt_solution_set): Likewise.
9800 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9801 * tree-ssa-structalias.c (pt_solution_set): New function.
9802 * final.c (rest_of_clean_state): Free SSA data structures.
9803 * print-rtl.c (print_decl_name): Remove.
9804 (print_mem_expr): Implement in terms of print_generic_expr.
9805 * alias.c (ao_ref_from_mem): New function.
9806 (rtx_refs_may_alias_p): Likewise.
9807 (true_dependence): Query alias-export info.
9808 (canon_true_dependence): Likewise.
9809 (write_dependence_p): Likewise.
9810 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9812 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9813 (mem_expr_equal_p): Use operand_equal_p.
9814 (set_mem_attributes_minus_bitpos): Do not use
9815 component_ref_for_mem_expr.
9816 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9817 (update_alias_info_with_stack_vars): Likewise.
9818 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9819 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9820 explicitly nor clear stmt operands.
9821 Free the decl-to-pointer map.
9822 * tree-optimize.c (execute_free_datastructures): Do not free
9823 SSA data structures here.
9824 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9825 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9826 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9828 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9830 2009-07-13 DJ Delorie <dj@redhat.com>
9832 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9833 unrolling at the right iteration count.
9835 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9838 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9840 * haifa-sched.c (rank_for_schedule): Introduced flags to
9841 enable/disable individual scheduling heuristics.
9842 * common.opt: Introduced flags to enable/disable individual
9843 heuristics in the scheduler.
9844 * doc/invoke.texi: Introduced flags to enable/disable individual
9845 heuristics in the scheduler.
9847 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9849 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9850 config/i386/mingw-tls.c.
9851 * config/i386/mingw-tls.c: Removed.
9853 2009-07-13 Ira Rosen <irar@il.ibm.com>
9855 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9856 checks access only relevant statements.
9857 (vectorizable_reduction): Likewise.
9859 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9861 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9862 just for 32-bit case.
9864 2009-07-12 Jan Hubicka <jh@suse.cz>
9866 PR tree-optimization/40585
9867 * except.c (expand_resx_expr): When there already is resume
9868 instruction, produce linked list.
9869 (build_post_landing_pads): Assert that resume is empty.
9870 (connect_post_landing_pads): Handle resume lists.
9871 (dump_eh_tree): Dump resume list.
9873 2009-07-12 Ira Rosen <irar@il.ibm.com>
9875 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9876 with additional argument.
9877 * tree-vectorizer.h (enum vect_def_type): Add
9878 vect_double_reduction_def.
9879 (vect_is_simple_reduction): Add argument.
9880 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9882 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9883 vect_is_simple_reduction with additional argument.
9884 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9886 (reduction_code_for_scalar_code): Handle additional codes by
9887 returning ERROR_MARK for them. Fix comment and indentation.
9888 (vect_is_simple_reduction): Fix comment, add argument to specify
9889 double reduction. Detect double reduction.
9890 (get_initial_def_for_induction): Fix indentation.
9891 (get_initial_def_for_reduction): Fix comment and indentation.
9892 Handle double reduction. Create initial definitions that do not
9893 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
9894 (vect_create_epilog_for_reduction): Fix comment, add argument to
9895 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
9896 epilogue result extraction. Create double reduction phi node and
9897 replace relevant uses.
9898 (vectorizable_reduction): Call vect_is_simple_reduction with
9899 additional argument. Fix indentation. Update epilogue code treatment
9900 according to the changes in reduction_code_for_scalar_code. Check
9901 for double reduction. Call vect_create_epilog_for_reduction with
9902 additional argument.
9903 * tree-vect-stmts.c (process_use): Handle double reduction, update
9905 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
9906 (vect_get_vec_def_for_operand): Likewise.
9908 2009-07-12 Danny Smith <dansmister@gmail.com>
9910 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
9911 dllexport if !TREE_PUBLIC.
9912 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
9914 2009-07-11 Anatoly Sokolov <aesok@post.ru>
9916 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
9917 (avr_extra_arch_macro) Remove declatation.
9918 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
9919 (avr_extra_arch_macro) Declare as static.
9920 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
9922 2009-07-11 Jan Hubicka <jh@suse.cz>
9925 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
9927 2009-07-11 Jakub Jelinek <jakub@redhat.com>
9930 * dwarf2out.c (dw_fde_struct): Add in_std_section and
9931 cold_in_std_section bits.
9932 (dwarf2out_begin_prologue): Initialize them.
9933 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
9934 if already covered by text_section or cold_text_section range.
9936 PR rtl-optimization/40667
9937 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
9938 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
9939 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
9940 * config/i386/i386.c (ix86_minimum_alignment): New function.
9941 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
9942 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
9943 * emit-rtl.c (gen_reg_rtx): Likewise.
9944 * function.c (assign_parms): Likewise. If nominal_type needs
9945 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
9946 rather than passed_type's alignment.
9949 * function.c (assign_parm_setup_stack): Adjust
9950 MEM_OFFSET (data->stack_parm) if promoted_mode is different
9951 from nominal_mode on big endian.
9953 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
9955 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
9957 2009-07-10 DJ Delorie <dj@redhat.com>
9959 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
9961 2009-07-10 Mark Mitchell <mark@codesourcery.com>
9963 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
9965 (thumb2_cbnz): Likewise.
9967 2009-07-10 David Daney <ddaney@caviumnetworks.com>
9970 * config.gcc (supported_defaults): Add synci.
9971 (with_synci): Add validation.
9972 (all_defaults): Add synci.
9973 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
9976 * config/mips/mips.opt (msynci): New option.
9977 * config/mips/mips.c (mips_override_options): Warn on use of
9978 -msynci for targets that do now support it.
9979 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9981 * gcc/doc/invoke.texi (-msynci): Document the new option.
9982 * doc/install.texi (--with-synci): Document the new option.
9984 2009-07-10 Richard Guenther <rguenther@suse.de>
9986 PR tree-optimization/40496
9987 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
9988 the PHI result with a compatible type.
9990 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9994 * c.opt (Wunused-result): New.
9995 * doc/invoke.texi: Document it.
9996 * c-common.c (c_warn_unused_result): Use it.
9998 2009-07-09 DJ Delorie <dj@redhat.com>
10000 * targhooks.c (default_target_can_inline_p): Rename from
10001 default_target_option_can_inline_p.
10002 * targhooks.h (default_target_can_inline_p): Likewise.
10003 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10004 TARGET_OPTION_CAN_INLINE_P.
10005 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10006 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10007 (mep_target_can_inline_p): Rename from
10008 mep_target_option_can_inline_p.
10011 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10012 registers used to pass vectors.
10014 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10016 2009-07-09 Tom Tromey <tromey@redhat.com>
10018 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10019 * config/mmix/mmix.c: Include dwarf2.h.
10020 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10021 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10022 * config/sh/sh.c: Include dwarf2.h.
10023 * config/i386/i386.c: Include dwarf2.h.
10024 * Makefile.in (DWARF2_H): Remove 'elf'.
10025 * except.c: Include dwarf2.h.
10026 * unwind-dw2.c: Include dwarf2.h.
10027 * dwarf2out.c: Include dwarf2.h.
10028 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10029 * unwind-dw2-fde.c: Include dwarf2.h.
10030 * dwarf2asm.c: Include dwarf2.h.
10032 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10034 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10035 (max_issue): Use it.
10036 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10038 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10039 (region_sched_info): Update.
10040 * sched-ebb.c (ebb_sched_info): Update.
10041 * modulo-sched.c (sms_sched_info): Update.
10042 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10044 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10046 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10048 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10050 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10052 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10054 PR middle-end/40692
10055 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10056 arg1 with arg01 if arg1 is already INTEGER_CST.
10058 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10060 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10061 Transform (and (truncate)) into (truncate (and)).
10063 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10065 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10066 creating LHS paradoxical subregs. Fix surrounding returns to
10067 use NULL_RTX rather than 0.
10069 2009-07-08 DJ Delorie <dj@redhat.com>
10071 * config/mep/mep.c: (mep_option_can_inline_p): New.
10072 (TARGET_OPTION_CAN_INLINE_P): Define.
10074 2009-07-08 Mark Wielaard <mjw@redhat.com>
10077 * dwarf2out.c (add_data_member_location_attribute): When we have
10078 only a constant offset don't emit a new location description using
10079 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10082 2009-07-08 Richard Henderson <rth@redhat.com>
10085 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10086 (enum reg_class): Add CLOBBERED_REGS.
10087 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10088 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10089 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10090 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10091 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10092 force 64-bit sibcalls into R11.
10093 * config/i386/constraints.md (U): New constraint.
10094 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10095 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10096 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10098 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10100 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10102 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10103 * ebitmap.h (dump_ebitmap): Ditto.
10104 * optabs.h (optab_libfunc): Ditto.
10105 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10106 * tree-flow.h (vect_can_force_dr_alignment_p,
10107 get_vectype_for_scalar_type): Ditto.
10108 (vectorize_loops): Move prototype to ...
10109 * tree-vectorizer.h: ... here. Also, adjust comment.
10110 (vect_set_verbosity_level): Remove duplicate prototype.
10111 * tree-ssa-loop.c: Include tree-vectorizer.h.
10112 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10114 2009-07-08 Nick Clifton <nickc@redhat.com>
10116 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10119 2009-07-08 DJ Delorie <dj@redhat.com>
10121 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10122 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10123 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10125 * config/mep/intrinsics.md: Regenerated.
10126 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10127 registers when asm() or calls are detected.
10129 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10132 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10134 * gimple (gimple_build_call_from_tree): Likewise.
10135 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10136 no_warning flag before warning.
10138 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10140 * tree.c (set_expr_locus): Remove.
10141 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10142 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10144 * gimplify.c (internal_get_tmp_var): Likewise.
10145 (gimplify_call_expr): Likewise.
10146 (gimplify_one_sizepos): Likewise.
10148 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10151 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10152 to variables for debugging purposes.
10154 2009-06-23 Mark Loeser <mark@halcy0n.com>
10157 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10159 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10161 * pretty-print.c (pp_base_format): Remove %J.
10162 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10163 gcc_cxxdiag_char_table): Likewise.
10164 (init_dynamic_diag_info): Likewise.
10166 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10168 * pretty-print.c (pp_base_format): Remove %H.
10169 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10170 gcc_cxxdiag_char_table): Likewise.
10171 (init_dynamic_diag_info): Likewise.
10172 * config/mep/mep.c (mep_select_section): Likewise.
10174 2009-07-07 Duncan Sands <baldrick@free.fr>
10176 * final.c (pass_clean_state): Give the pass a name.
10177 * passes.c (pass_rest_of_compilation): Likewise.
10178 * tree-optimize.c (pass_all_optimizations): Likewise.
10180 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10182 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10183 an extra 'decl' for error_at.
10185 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10187 PR middle-end/40669
10188 * tree-tailcall.c (adjust_return_value_with_ops,
10189 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10190 if it has complex or vector type.
10192 2009-07-07 Olivier Hainque <hainque@adacore.com>
10194 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10197 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10199 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10201 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10203 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10204 * c-decl.c: Likewise.
10205 * function.c: Likewise.
10206 * varasm.c: Likewise.
10207 * tree-ssa.c: Likewise.
10208 * c-common.c: Likewise.
10209 * tree-cfg.c: Likewise.
10210 * config/spu/spu.c: Likewise.
10211 * config/ia64/ia64.c: Likewise.
10212 * config/v850/v850.c: Likewise.
10214 2009-07-06 DJ Delorie <dj@redhat.com>
10216 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10217 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10218 unspecified accesses to control registers.
10219 * config/mep/intrinsics.md: Regenerate.
10220 * config/mep/intrinsics.h: Regenerate.
10221 * config/mep/mep-intrin.h: Regenerate.
10223 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10225 * c-lex.c: Replace %H by an explicit location. Update all calls.
10226 * c-common.c: Likewise.
10227 * c-decl.c: Likewise.
10228 * c-typeck.c: Likewise.
10229 * fold-const.c: Likewise.
10230 * gimplify.c: Likewise.
10231 * stmt.c: Likewise.
10232 * tree-cfg.c: Likewise.
10233 * tree-ssa-loop-niter.c: Likewise.
10234 * tree-vrp.c: Likewise.
10235 * value-prof.c: Likewise.
10237 2009-07-06 Diego Novillo <dnovillo@google.com>
10239 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10240 if it has one. Handle cases where VAR does not have an
10241 annotation or cfun is NULL.
10243 2009-07-06 Diego Novillo <dnovillo@google.com>
10245 * tree.c: Include debug.h.
10246 (initialize_tree_contains_struct): New.
10247 (init_ttree): Call it.
10248 (tree_node_structure_for_code): Factor out of ...
10249 (tree_node_structure): ... here.
10250 * treestruct.def (TS_PHI_NODE): Remove.
10251 (TS_GIMPLE_STATEMENT): Remove.
10253 2009-07-06 Diego Novillo <dnovillo@google.com>
10255 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10256 (debug_tree_chain): Handle cycles.
10258 2009-07-06 Nick Clifton <nickc@redhat.com>
10259 DJ Delorie <dj@redhat.com>
10261 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10262 __FMOVD_ENABLED__ is defined.
10264 (TARGET_FMOVD): Provide a default definition.
10265 (MASK_FMOVD): Likewise.
10266 (TARGET_CPU_CPP_BUILTINS): Define
10267 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10268 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10269 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10270 (split for DF load from memory into register): Also handle
10271 MEMs which consist of REG+DISP addressing.
10272 (split for DF store from register to memory): Likewise.
10273 (movsf_ie): Always use single fp_mode.
10274 * config/sh/sh.c (sh_override_options): Do not automatically
10275 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10276 that to the -mfmovd command line switch.
10277 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10278 (fldi_ok): Always allow.
10279 * config/sh/sh.opt (mfmovd): Remove this switch.
10280 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10282 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10283 Kaz Kojima <kkojima@gcc.gnu.org>
10285 PR rtl-optimization/30807
10286 * postreload.c (reload_combine): For every new use of REG_SUM,
10287 record the use of BASE.
10289 2009-07-06 Jan Hubicka <jh@suse.cz>
10291 * params.def: Revert my accidental commit at 2009-06-30.
10293 2009-07-04 Ian Lance Taylor <iant@google.com>
10296 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10298 (mingw_format_attribute_overrides): Likewise.
10300 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10303 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10304 don't check cfa.reg. Instead of cfa.indirect use
10305 fde && fde->drap_reg != INVALID_REGNUM test.
10307 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10309 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10311 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10314 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10316 2009-07-03 Richard Guenther <rguenther@suse.de>
10318 PR tree-optimization/40640
10319 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10322 2009-07-03 Jan Hubicka <jh@suse.cz>
10324 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10325 for size, reduce amount of inlining.
10327 2009-07-03 Richard Guenther <rguenther@suse.de>
10329 PR middle-end/34163
10330 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10331 if t +- x is known to not overflow and the conversion widens the
10333 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10335 2009-07-03 Jan Hubicka <jh@suse.cz>
10337 * ipa-pure-const.c (analyze): Update loop optimizer init.
10338 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10339 try_remove_empty_loop, remove_empty_loops): Remove.
10340 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10341 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10342 to mark regular loops as neccesary.
10343 (degenerate_phi_p): New function.
10344 (propagate_necessity, remove_dead_phis): Use it.
10345 (forward_edge_to_pdom): Likewise.
10346 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10347 virtual PHI nodes that became unreachable.
10348 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10349 * tree-flow.h (remove_empty_loops): Remove.
10350 * passes.c (init_optimization_passes): Remove.
10352 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10354 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10355 can_create_pseudo_p.
10356 (*fix_trunc<mode>_i387_1): Ditto.
10357 (*floathi<mode>2_1): Ditto.
10358 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10359 (*fistdi2_1): Ditto.
10360 (*fist<mode>2_1): Ditto.
10361 (frndintxf2_floor): Ditto.
10362 (*fist<mode>2_floor_1): Ditto.
10363 (frndintxf2_ceil): Ditto.
10364 (*fist<mode>2_ceil_1): Ditto.
10365 (frndintxf2_trunc): Ditto.
10366 (frndintxf2_mask_pm): Ditto.
10367 (fxam<mode>2_i387_with_temp): Ditto.
10368 * config/i386/sse.md (mulv16qi3): Ditto.
10369 (*sse2_mulv4si3): Ditto.
10371 (sse4_2_pcmpestr): Ditto.
10372 (sse4_2_pcmpistr): Ditto.
10374 2009-07-03 Jan Hubicka <jh@suse.cz>
10376 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10377 (mark_stmt_necessary): Set it.
10378 (mark_operand_necessary): Set it.
10379 (mark_control_dependent_edges_necessary): Set it.
10380 (mark_virtual_phi_result_for_renaming): New function.
10381 (get_live_post_dom): New function.
10382 (forward_edge_to_pdom): New function.
10383 (remove_dead_stmt): Fix handling of control dependences.
10384 (tree_dce_init): Init new bitmap.
10385 (tree_dce_done): Free it.
10387 2009-07-02 Richard Guenther <rguenther@suse.de>
10390 * tree-ssa-structalias.c (new_var_info): Initialize
10393 2009-07-02 Jan Hubicka <jh@suse.cz>
10395 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10398 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10400 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10401 instead of recomputing it. Adjust calls.
10402 (emit_store_flag): Adjust recursive calls.
10404 2009-07-02 Richard Guenther <rguenther@suse.de>
10406 * tree-ssa-live.c (remove_unused_locals): Do not remove
10408 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10409 of DECL_EXTERNAL for HEAP variables.
10410 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10411 HEAP variables. Do not adjust RESTRICT vars.
10412 (find_what_var_points_to): Nobody cares if something
10413 points to READONLY.
10415 2009-07-02 Ben Elliston <bje@au.ibm.com>
10417 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10418 pc_low and pc_high declarations to the top of the function.
10420 2009-07-01 DJ Delorie <dj@redhat.com>
10422 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10423 registers as fixed.
10424 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10425 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10426 unspecified accesses to control registers.
10427 * config/mep/intrinsics.md: Regenerate.
10428 * config/mep/intrinsics.h: Regenerate.
10429 * config/mep/mep-intrin.h: Regenerate.
10431 2009-07-01 Anthony Green <green@moxielogic.com>
10433 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10434 instruction when possible.
10435 (moxie_expand_prologue): Ditto. Also, save an instruction and
10436 some complexity by popping off of $r12 instead of $sp.
10437 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10440 2009-07-01 Richard Henderson <rth@redhat.com>
10443 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10444 contained no insns, reposition note before last insn.
10446 2009-07-01 Richard Henderson <rth@redhat.com>
10449 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10450 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10452 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10455 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10456 darwin9 for printing reg addresses with %y.
10458 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10460 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10461 truncation from operands in binary operations.
10463 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10466 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10467 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10468 subreg of op0 to the original op0.
10470 * expmed.c (store_bit_field_1): Use a temporary as the destination
10471 instead of a paradoxical subreg when we need to truncate the result.
10473 2009-07-01 DJ Delorie <dj@redhat.com>
10475 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10476 names to VLIW variants.
10477 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10478 * config/mep/intrinsics.md: Regenerate.
10479 * config/mep/intrinsics.h: Regenerate.
10480 * config/mep/mep-intrin.h: Regenerate.
10482 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10485 * jump.c (returnjump_p): Revert last patch.
10486 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10488 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10491 * pa.md (casesi32p): Use jump table label to determine the offset
10493 (casesi64p): Likewise.
10495 * pa.c (forward_branch_p): Return bool type. Use instruction
10496 addresses when available. Assert that INSN has a jump label.
10497 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10500 2009-07-01 Richard Guenther <rguenther@suse.de>
10502 PR tree-optimization/19831
10503 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10504 that only act as barriers do not make any previous stores necessary.
10505 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10506 HEAP variables global, do not add a constraint from nonlocal.
10507 (find_func_aliases): Handle escapes through return statements.
10508 (compute_points_to_sets): Make escaped HEAP variables global.
10510 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10513 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10514 after reducing a DImode cstore to SImode.
10516 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10518 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10519 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10521 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10523 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10524 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10526 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10527 and umod_optab if TARGET_BSD_DIVMOD.
10528 * config/vax/lib1funcs.asm: New file.
10529 * config/vax/t-linux: New file.
10530 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10532 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10535 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10536 to type arguments that have void type.
10539 * dwarf2out.c (gen_formal_parameter_die): Call
10540 equate_decl_number_to_die if node is different from origin.
10542 2009-06-30 Anthony Green <green@moxielogic.com>
10544 Clean up moxie port for --enable-build-with-cxx.
10545 * config/moxie/moxie.c (moxie_function_value): First two
10546 parameters are const_tree, not tree.
10547 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10548 (REG_CLASS_NAMES): Ditto.
10549 (REGNO_REG_CLASS): Ditto.
10550 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10551 (moxie_function_value): Fix constyness of arguments.
10553 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10555 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10556 finalize_size_functions before further processing.
10557 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10558 (variable_size): Call self_referential_size on size expressions
10559 that contain a PLACEHOLDER_EXPR.
10560 (size_functions): New static variable.
10561 (copy_self_referential_tree_r): New static function.
10562 (self_referential_size): Likewise.
10563 (finalize_size_functions): New global function.
10564 * tree.c: Include tree-inline.h.
10565 (push_without_duplicates): New static function.
10566 (find_placeholder_in_expr): New global function.
10567 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10569 <tcc_expression>: Likewise.
10570 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10571 the call in the expression.
10572 * tree.h (finalize_size_functions): Declare.
10573 (find_placeholder_in_expr): Likewise.
10574 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10575 (substitute_placeholder_in_expr): Update comment.
10576 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10578 (copy_tree_body_r): Likewise.
10579 (copy_tree_body): New static function.
10580 (maybe_inline_call_in_expr): New global function.
10581 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10582 (maybe_inline_call_in_expr): Declare.
10583 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10584 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10587 2009-06-30 Richard Guenther <rguenther@suse.de>
10589 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10591 (propagate_necessity): Do not mark reaching defs of stores
10594 2009-06-30 Jan Hubicka <jh@suse.cz>
10596 * cfgloopanal.c (check_irred): Move into ...
10597 (mark_irreducible_loops): ... here; return true if ireducible
10599 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10600 (analyze_function): Try to prove loop finiteness.
10601 * cfgloop.h (mark_irreducible_loops): Update prototype.
10602 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10604 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10606 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10608 2009-06-30 Ira Rosen <irar@il.ibm.com>
10610 PR tree-optimization/40542
10611 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10614 2009-06-30 Martin Jambor <mjambor@suse.cz>
10616 PR tree-optimization/40582
10617 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10618 than useless_type_conversion_p.
10619 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10622 2009-06-30 Martin Jambor <mjambor@suse.cz>
10624 PR middle-end/40554
10625 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10627 2009-06-30 Richard Guenther <rguenther@suse.de>
10629 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10630 use ao_ref references.
10631 (walk_aliased_vdefs): Likewise.
10632 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10633 * tree-ssa-dce.c (struct ref_data): Remove.
10634 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10635 (mark_aliased_reaching_defs_necessary): Adjust.
10636 (mark_all_reaching_defs_necessary_1): Likewise.
10638 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10641 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10642 (emit_store_flag_1): Extract from emit_store_flag, adjust
10643 calls to (what now is) emit_cstore.
10644 (emit_store_flag): Call emit_store_flag_1 and also use it
10645 for what used to be recursive calls.
10647 2009-06-30 Wei Guozhi <carrot@google.com>
10650 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10651 if the target bb post dominates from bb.
10652 * config/i386/i386.c (memory_address_length): Check existence of base
10653 register before using it.
10655 2009-06-30 Nick Clifton <nickc@redhat.com>
10656 DJ Delorie <dj@redhat.com>
10658 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10659 __FMOVD_ENABLED__ is defined.
10661 (TARGET_FMOVD): Provide a default definition.
10662 (MASK_FMOVD): Likewise.
10663 (TARGET_CPU_CPP_BUILTINS): Define
10664 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10665 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10666 two fmov instructions depending upon whether TARGET_FMOVD is
10668 (split for DF load from memory into register): Also handle
10669 MEMs which consist of REG+DISP addressing.
10670 (split for DF store from register to memory): Likewise.
10671 * config/sh/sh.opt (mfmovd): Remove this switch.
10672 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10673 * config/sh/sh.c (sh_override_options): Do not automatically
10674 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10675 that to the -mfmovd command line switch.
10677 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10679 (fldi_ok): Always allow.
10680 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10682 2009-06-29 DJ Delorie <dj@redhat.com>
10684 * doc/install.texi (mep-x-elf): Correct chip's full name.
10686 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10688 * doc/extend.texi: Fix typo.
10690 2009-06-29 Tom Tromey <tromey@redhat.com>
10692 * dwarf2.h: Remove.
10693 * Makefile.in (DWARF2_H): New variable.
10694 (except.o): Use it.
10695 (dwarf2out.o): Likewise.
10696 (dwarf2asm.o): Likewise.
10697 * config/i386/t-i386: Use DWARF2_H.
10698 * except.c: Include elf/dwarf2.h.
10699 * unwind-dw2.c: Include elf/dwarf2.h.
10700 * dwarf2out.c: Include elf/dwarf2.h.
10701 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10702 <dtprel>: New field.
10703 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10704 (size_of_loc_descr): Likewise.
10705 (output_loc_operands_raw): Likewise.
10706 (output_loc_operands): Handle new dtprel field.
10707 (loc_checksum): Update.
10708 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10709 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10710 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10711 * dwarf2asm.c: Include elf/dwarf2.h.
10712 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10713 * config/mmix/mmix.c: Include elf/dwarf2.h.
10714 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10715 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10716 * config/sh/sh.c: Include elf/dwarf2.h.
10717 * config/i386/i386.c: Include elf/dwarf2.h.
10719 2009-06-29 DJ Delorie <dj@redhat.com>
10721 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10723 * doc/extend.texi: Add MeP attributes and pragmas.
10724 * doc/invoke.text: Add MeP Options.
10725 * doc/contrib.texi: Add MeP contribution.
10726 * doc/md.texi: Add MeP constraints.
10727 * doc/install.texi: Add MeP target.
10729 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10731 * target.h (struct gcc_target): Add frame_pointer_required field.
10732 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10733 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10734 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10736 * reload1.c (update_eliminables): (Ditto.).
10737 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10738 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10739 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10741 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10743 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10744 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10745 (arm_frame_pointer_required): New function.
10747 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10748 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10749 (avr_frame_pointer_required_p): Declare as static.
10750 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10752 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10753 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10754 (bfin_frame_pointer_required): Make as static, change return type
10756 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10758 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10759 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10760 (cris_frame_pointer_required): New function.
10762 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10764 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10765 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10766 (fr30_frame_pointer_required): New function.
10768 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10769 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10770 (frv_frame_pointer_required): Make as static, change return type
10772 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10774 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10775 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10776 (ix86_frame_pointer_required): Make as static, change return type to
10778 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10780 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10781 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10783 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10785 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10787 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10789 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10790 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10791 (mips_frame_pointer_required): Make as static.
10792 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10794 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10795 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10796 (mmix_frame_pointer_required): Mew function.
10798 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10799 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10801 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10803 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10805 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10807 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10808 (CAN_ELIMINATE): Redefine.
10809 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10810 (sparc_frame_pointer_required): New function.
10811 (sparc_can_eliminate): New function.
10812 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10814 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10815 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10817 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10818 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10819 (xtensa_frame_pointer_required): Make as static, change return type
10821 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10824 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10826 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10827 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10828 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10829 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10830 (register_callback): Handle PLUGIN_START_UNIT.
10831 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10833 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10835 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10837 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10838 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10840 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10842 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10845 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10847 * doc/extend.texi (Additional Floating Types): __float128 is also
10848 supported on i386 targets.
10850 2009-06-29 Richard Guenther <rguenther@suse.de>
10852 PR middle-end/14187
10853 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10855 (pt_solutions_same_restrict_base): Declare.
10856 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10858 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10859 (make_constraint_from, make_copy_constraint): Move earlier.
10860 (make_constraint_from_heapvar): New function.
10861 (make_constraint_from_restrict): Likewise.
10862 (handle_lhs_call): Use it.
10863 (find_func_aliases): Use it to track conversions to restrict
10864 qualified pointers.
10865 (struct fieldoff): Add only_restrict_pointers flag.
10866 (push_fields_onto_fieldstack): Initialize it.
10867 (create_variable_info_for): Track global restrict qualified pointers.
10868 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10869 Track restrict qualified pointer arguments.
10870 (set_uids_in_ptset): Use varinfo is_global_var flag.
10871 (find_what_var_points_to): Set the vars_contains_restrict flag.
10872 Always create the points-to solution for sets including restrict tags.
10873 (pt_solutions_same_restrict_base): New function.
10874 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10875 qualified pointers use pt_solutions_same_restrict_base as
10876 additional source for disambiguation.
10878 2009-06-29 Richard Guenther <rguenther@suse.de>
10880 PR middle-end/38212
10881 * alias.c (find_base_decl): Remove.
10882 (get_deref_alias_set_1): Remove restrict handling.
10883 * c-common.c (c_apply_type_quals_to_decl): Do not set
10884 DECL_POINTER_ALIAS_SET.
10885 * gimplify.c (find_single_pointer_decl_1): Remove.
10886 (find_single_pointer_decl): Likewise.
10887 (internal_get_tmp_var): Remove restrict handling.
10888 (gimple_regimplify_operands): Likewise.
10889 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10890 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10891 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10892 * tree.c (restrict_base_for_decl): Remove.
10893 (init_ttree): Do not allocate it.
10894 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
10895 LABEL_DECL_UID for label decls.
10896 (copy_node_stat): Do not copy restrict information.
10897 (decl_restrict_base_lookup): Remove.
10898 (decl_restrict_base_insert): Likewise.
10899 (print_restrict_base_statistics): Likewise.
10900 (dump_tree_statistics): Do not call print_restrict_base_statistics.
10901 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
10902 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
10903 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
10904 (LABEL_DECL_UID): Adjust.
10905 (DECL_BASED_ON_RESTRICT_P): Remove.
10906 (DECL_GET_RESTRICT_BASE): Likewise.
10907 (SET_DECL_RESTRICT_BASE): Likewise.
10908 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
10910 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
10911 instead of DECL_POINTER_ALIAS_SET.
10912 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10913 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
10914 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
10916 2009-06-29 Richard Guenther <rguenther@suse.de>
10918 PR tree-optimization/40579
10919 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
10920 the IL to simplify has constants that overflowed.
10922 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
10924 PR tree-optimization/40550
10925 * tree-vect-generic.c (expand_vector_operations_1): Compute in
10926 vector_compute_type only when the size of vector_compute_type is
10927 less than the size of type.
10929 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
10931 * fold-const.c (contains_label_1): Fix comments.
10932 (contains_label_p): Do not walk trees multiple time.
10934 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10936 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
10937 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
10938 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
10939 ix86_fp_comparison_operator.
10940 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
10941 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
10942 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
10943 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
10944 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
10945 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
10946 (related splits): Change predicate to ix86_fp_comparison_operator.
10947 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
10948 instead of ix86_fp_comparison_codes.
10949 (ix86_trivial_fp_comparison_operator,
10950 ix86_fp_comparison_operator): New.
10951 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
10952 (ix86_expand_compare): Eliminate last two parameters.
10953 (ix86_fp_jump_nontrivial_p): Kill.
10954 * config/i386/i386.c (put_condition_code): Eliminate call to
10955 ix86_fp_comparison_codes and subsequent assertion.
10956 (ix86_fp_comparison_codes): Eliminate.
10957 (ix86_fp_swap_condition): New.
10958 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
10959 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
10960 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
10961 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
10962 and ix86_fp_swap_condition.
10963 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
10964 Use ix86_fp_comparison_strategy.
10965 (ix86_expand_compare): Likewise. Eliminate last two arguments.
10966 (ix86_fp_jump_nontrivial_p): Eliminate.
10967 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
10968 call to ix86_expand_compare.
10969 (ix86_split_fp_branch, ix86_expand_setcc,
10970 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
10971 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
10973 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10975 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
10976 related to jump_clobbers.
10977 * config/arm/arm.md (conds): Remove jump_clob case.
10978 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
10979 splits): Change comparison_operator to arm_comparison_operator.
10980 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
10983 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10985 * dojump.c (do_compare_rtx_and_jump): Try swapping the
10986 condition for floating point modes.
10987 * expmed.c (emit_store_flag_1): Move here a bigger part
10988 of emit_store_flag.
10989 (emit_store_flag): Try swapping the condition for floating point
10991 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
10993 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10995 * expr.c (expand_expr_real_1): Just use do_store_flag.
10996 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
10997 emit_store_flag_force.
10998 * expmed.c (emit_store_flag_force): Copy here trick
10999 previously in expand_expr_real_1. Try reversing the comparison.
11000 (emit_store_flag_1): Work if target is NULL.
11001 (emit_store_flag): Work if target is NULL, using the result mode
11002 from the comparison. Use split_comparison, restructure final part
11003 to simplify conditionals.
11005 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11007 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11008 * dojump.c (do_jump): Change handling of floating-point
11009 ops to use just do_compare_and_jump.
11010 (split_comparison): New.
11011 (do_compare_rtx_and_jump): Add here logic coming previously
11012 in do_jump, using split_comparison.
11014 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11017 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11019 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11021 * tree-ssa-alias.c: Fix unintentional commit.
11023 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11025 * passes.c (execute_one_pass): Fix unintentional commit.
11027 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11029 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11030 (df_rd_local_compute, df_md_local_compute): Inline them.
11032 (df_md_scratch): New.
11033 (df_md_alloc, df_md_free): Allocate/free it.
11034 (df_md_local_compute): Only include live registers in init.
11035 (df_md_transfer_function): Prune the in-set computed by
11036 the confluence function, and the gen-set too.
11038 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11040 PR rtl-optimization/26854
11041 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11042 * df-problems.c (df_rd_add_problem): Fix comment.
11043 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11044 df_md_simulate_artificial_defs_at_top,
11045 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11046 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11047 df_md_transfer_function, df_md_init, df_md_confluence_0,
11048 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11049 problem_MD, df_md_add_problem): New.
11050 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11051 df_md_get_bb_info): New.
11052 (DF_LAST_PROBLEM_PLUS1): Adjust.
11054 * Makefile.in (fwprop.o): Include domwalk.h.
11055 * fwprop.c: Include domwalk.h.
11056 (reg_defs, reg_defs_stack): New.
11057 (bitmap_only_bit_between): Remove.
11058 (process_defs): New.
11059 (process_uses): Use reg_defs and local_md instead of
11060 bitmap_only_bit_between and local_rd.
11061 (single_def_use_enter_block): New, from build_single_def_use_links.
11062 (single_def_use_leave_block): New.
11063 (build_single_def_use_links): Remove code moved to
11064 single_def_use_enter_block, invoke domwalk.
11065 (use_killed_between): Adjust comment.
11067 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11069 * bitmap.h (bitmap_ior_and_into): New.
11070 * bitmap.c (bitmap_ior_and_into): New.
11072 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11074 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11075 before_dom_children_before_stmts and after_dom_children_after_stmts.
11076 Rename the two remaining callbacks to just before_dom_children and
11077 after_dom_children. Remove other GIMPLE statement walking bits.
11078 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11079 * graphite.c: Do not include domwalk.h.
11080 * tree-into-ssa.c (interesting_blocks): New global.
11081 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11082 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11083 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11084 now that they're not domwalk callbacks.
11085 (rewrite_initialize_block): Rename to...
11086 (rewrite_enter_block): ... this, place after called functions. Test
11087 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11088 (rewrite_finalize_block): Rename to...
11089 (rewrite_leave_block): ... this, place after called functions.
11090 (rewrite_update_init_block): Rename to...
11091 (rewrite_update_enter_block): ... this, place after called functions.
11092 Test interesting_blocks, call rewrite_update_stmt and
11093 rewrite_update_phi_arguments.
11094 (rewrite_update_fini_block): Rename to...
11095 (rewrite_leave_block): ... this, place after called functions.
11096 (rewrite_blocks): Remove last argument, simplify initialization of
11098 (mark_def_sites_initialize_block): Rename to...
11099 (mark_def_sites_block): ... this, call mark_def_sites.
11100 (mark_def_sites_blocks): Remove argument, simplify initialization of
11102 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11103 (update_ssa): Likewise.
11104 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11106 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11107 (dom_opt_initialize_block): Rename to...
11108 (dom_opt_enter_block): ... this, place after called functions. Walk
11109 statements here, inline propagate_to_outgoing_edges.
11110 (dom_opt_finalize_block): Rename to...
11111 (dom_opt_leave_block): ... this, place after called functions.
11112 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11114 (dse_enter_block, dse_record_phi): New.
11115 (dse_record_phis): Delete.
11116 (dse_finalize_block): Rename to...
11117 (dse_leave_block): ... this.
11118 (tree_ssa_dse): Simplify initialization of walk_data.
11119 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11120 Adjust initialization of walk_data.
11121 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11122 * tree-ssa-loop-phiopt.c (get_non_trapping):
11123 Adjust initialization of walk_data.
11124 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11125 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11126 it's not a domwalk callback.
11127 (uncprop_initialize_block): Rename to...
11128 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11129 (dse_finalize_block): Rename to...
11130 (dse_leave_block): ... this.
11131 (tree_ssa_uncprop): Simplify initialization of walk_data.
11132 * Makefile.in: Adjust dependencies.
11134 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11136 * arm.md (casesi): Fix test for Thumb1.
11137 (thumb1_casesi_internal_pic): Likewise.
11138 (thumb1_casesi_dispatch): Likewise.
11140 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11142 * config/arm/arm-cores.def: Added core cortex-m0.
11143 * config/arm/arm-tune.md: Regenerated.
11144 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11146 2009-06-26 DJ Delorie <dj@redhat.com>
11148 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11150 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11151 the scheduler doesn't tag jump insns.
11153 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11155 * c-decl.c (merge_decls): Re-indent.
11157 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11160 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11161 Special-case decimal float constants.
11163 2009-06-26 Richard Henderson <rth@redhat.com>
11165 * function.h (struct function): Add cannot_be_copied_reason,
11166 and cannot_be_copied_set.
11167 * tree-inline.c (has_label_address_in_static_1): Rename from
11168 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11169 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11170 don't set inline_forbidden_reason.
11171 (copy_forbidden): New function, split out of inline_forbidden_p.
11172 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11173 (inline_forbidden_p): Use copy_forbidden.
11174 (tree_versionable_function_p): Likewise.
11175 (inlinable_function_p): Merge into tree_inlinable_function_p.
11176 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11177 * ipa-cp.c (ipcp_versionable_function_p): New function.
11178 (ipcp_cloning_candidate_p): Use it.
11179 (ipcp_node_modifiable_p): Likewise.
11181 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11183 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11184 that is marked not to be inlined. Remove flag_mudflap use.
11185 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11186 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11188 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11191 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11192 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11194 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11196 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11198 (__mingwthr_remove_key_dtor): Likewise.
11200 2009-06-26 Richard Guenther <rguenther@suse.de>
11202 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11204 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11206 PR middle-end/40525
11207 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11208 try the non-cond_exec path also.
11210 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11213 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11214 (output_cbranch): Use new functions.
11215 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11218 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11219 Pat Haugen <pthaugen@us.ibm.com>
11220 Revital Eres <ERES@il.ibm.com>
11222 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11223 for %c error. Add %x support to print VSX registers as a unified
11224 register set, instead of separate float and altivec registers.
11225 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11226 %y case, and add support for VSX pre-modify addresses.
11227 (output_toc): Add assert for CONST containing an integer constant
11229 (rs6000_adjust_cost): Add POWER7 support.
11230 (insn_must_be_first_in_group): Ditto.
11231 (insn_must_be_last_in_group): Ditto.
11232 (rs6000_emit_popcount): Ditto.
11233 (rs6000_vector_mode_supported_p): Ditto.
11235 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11236 Change some of the functions called by macros to being called
11237 through a pointer, so debug functions can be inserted if
11238 -mdebug=addr or -mdebug=cost.
11239 (rs6000_preferred_reload_class_ptr): Ditto.
11240 (rs6000_secondary_reload_class_ptr): Ditto.
11241 (rs6000_secondary_memory_needed_ptr): Ditto.
11242 (rs6000_cannot_change_mode_class_ptr): Ditto.
11243 (rs6000_secondary_reload_inner): Ditto.
11244 (rs6000_legitimize_reload_address): Ditto.
11245 (rs6000_legitimize_reload_address_ptr): Ditto.
11246 (rs6000_mode_dependent_address): Ditto.
11247 (rs6000_mode_dependent_address_ptr): Ditto.
11249 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11250 function to return true if the mode allows reg + integer
11252 (virtual_stack_registers_memory_p): New function to return true if
11253 the address refers to a virtual stack register.
11254 (rs6000_legitimate_offset_address_p): Move code to say whether a
11255 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11257 (rs6000_legitimate_address_p): Add checks for modes that only can
11258 do reg+reg addressing. Start adding VSX support.
11259 (rs6000_legitimize_reload_address): Ditto.
11260 (rs6000_legitimize_address): Ditto.
11261 (rs6000_debug_legitimate_address_p): New debug functions for
11262 -mdebug=addr and -mdebug=cost.
11263 (rs6000_debug_rtx_costs): Ditto.
11264 (rs6000_debug_address_costs): Ditto.
11265 (rs6000_debug_adjust_cost): Ditto.
11266 (rs6000_debug_legitimize_address): Ditto.
11267 (rs6000_legitimize_reload_address_ptr): Point to call normal
11268 function or debug function. Make functions called via pointer
11270 (rs6000_mode_dependent_address_ptr): Ditto.
11271 (rs6000_secondary_reload_class_ptr): Ditto.
11272 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11273 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11274 into a friendlier error.
11275 (rs6000_init_builtins): Add initial VSX support.
11276 (rs6000_adjust_cost): Fix some spacing issues.
11278 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11279 (REG_CLASS_NAMES): Ditto.
11280 (REG_CLASS_CONTENTS): Ditto.
11281 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11282 pointer, to add -mdebug=addr support.
11283 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11284 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11285 -mdebug=addr support.
11286 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11287 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11288 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11290 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11292 (bswapsi*): Set attribute types for load/store. Add combiner
11293 patterns to eliminate zero extend on 64-bit.
11294 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11295 stdbrx if the hardware supports those instructions.
11297 2009-06-25 Ian Lance Taylor <iant@google.com>
11299 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11300 (Link Options): Document -static-libstdc++.
11302 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11305 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11306 DATA_ALIGNMENT instead.
11308 2009-06-25 Richard Guenther <rguenther@suse.de>
11310 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11311 indirect references against the callused/escaped solutions.
11312 (call_may_clobber_ref_p_1): Likewise.
11314 2009-06-25 Martin Jambor <mjambor@suse.cz>
11316 PR tree-optimization/40493
11317 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11318 (enum unscalarized_data_handling): New type.
11319 (handle_unscalarized_data_in_subtree): Return what has been done.
11320 (load_assign_lhs_subreplacements): Handle left flushes differently.
11321 (sra_modify_assign): Use unscalarized_data_handling, simplified
11322 condition determining whether to remove the statement.
11324 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11326 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11327 excerpt - @ should be doubled for texinfo.
11329 2009-06-24 Ian Lance Taylor <iant@google.com>
11331 * config/arc/arc.c: Include "df.h".
11332 (arc_attribute_table): Make static. Move higher in file.
11333 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11334 (output_shift): Initialize n later to avoid warning.
11335 * config/arm/arm.c (arm_attribute_table): Make static. Move
11337 * config/avr/avr.c (avr_attribute_table): Make static. Move
11339 (reg_class_tab): Change array type from int to enum reg_class.
11340 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11342 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11343 (lshrhi3_out): Likewise.
11344 (class_likely_spilled_p): Change return type to bool.
11345 (avr_rtx_costs): Use local code variable with enum type.
11346 * config/avr/avr.md (movmemhi): Use add_reg_note.
11347 (andhi3, andsi3): Don't use AS2 with "and".
11348 (iorhi3, iorsi3): Don't use AS2 with "or".
11349 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11350 * config/crx/crx.c: Include "df.h".
11351 (crx_attribute_table): Make static.
11352 * config/m32r/m32r.c: Include "df.h".
11353 (m32r_attribute_table): Make static. Move higher in file.
11354 (pop): Use add_reg_note.
11355 (block_move_call): Change 0 to LCT_NORMAL in function call.
11356 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11357 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11358 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11359 declare, not just when TREE_CODE is defined.
11360 * config/m68hc11/m68hc11.c: Include "expr.h".
11361 (m68hc11_attribute_table): Make static. Move higher in file.
11362 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11364 (m68hc11_register_indirect_p): Likewise.
11365 (m68hc11_function_arg_padding): Change return type to enum
11367 (emit_move_after_reload): Use add_reg_note.
11368 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11369 (m68hc11_split_logical): Likewise.
11370 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11372 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11373 to VOIDmode in function call.
11374 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11376 (m68hc11_split_logical): Update declaration.
11377 (m68hc11_function_arg_padding): Update declaration.
11378 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11379 to array of enum reg_class.
11380 (mcore_attribute_table): Make static. Move higher in file.
11381 (mcore_rtx_costs): Add cast to enum type.
11382 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11383 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11384 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11386 * config/sh/predicates.md (trapping_target_operand): Rename and to
11388 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11390 * config/spu/spu.c (spu_attribute_table): Make static. Move
11392 * config/v850/v850.c (v850_attribute_table): Make static. Move
11394 (v850_rtx_costs): Use local code with enum type.
11395 (expand_epilogue): Add cast.
11396 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11398 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11401 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11402 -m2a-single-only and -m2a-nofpu.
11403 * config/sh/sh.opt: Document m2a generates FPU code.
11405 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11407 * defaults.h (CAN_ELIMINATE): Provide default.
11408 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11409 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11410 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11411 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11412 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11413 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11414 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11415 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11416 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11417 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11419 2009-06-24 DJ Delorie <dj@redhat.com>
11421 * mep-ext-cop.cpu: Fix copyright notice.
11422 * mep-default: Fix copyright notice.
11423 * mep-core: Fix copyright notice.
11424 * mep: Fix copyright notice.
11425 * mep-ivc2: Fix copyright notice.
11426 * mep-c5: Fix copyright notice.
11428 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11430 * doc/contrib.texi (Contributors):
11432 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11434 PR middle-end/40501
11435 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11436 src and dst operands if necessary.
11438 2009-06-23 DJ Delorie <dj@redhat.com>
11441 * config.gcc: Add mep support.
11442 * recog.c: Resurrect validate_replace_rtx_subexp().
11443 * recog.h: Likewise.
11444 * config/mep/: Add new port:
11445 * config/mep/constraints.md: New file.
11446 * config/mep/default.h: New file.
11447 * config/mep/intrinsics.h: New file.
11448 * config/mep/intrinsics.md: New file.
11449 * config/mep/ivc2-template.h: New file.
11450 * config/mep/mep-c5.cpu: New file.
11451 * config/mep/mep-core.cpu: New file.
11452 * config/mep/mep-default.cpu: New file.
11453 * config/mep/mep-ext-cop.cpu: New file.
11454 * config/mep/mep-intrin.h: New file.
11455 * config/mep/mep-ivc2.cpu: New file.
11456 * config/mep/mep-lib1.asm: New file.
11457 * config/mep/mep-lib2.c: New file.
11458 * config/mep/mep-pragma.c: New file.
11459 * config/mep/mep-protos.h: New file.
11460 * config/mep/mep-tramp.c: New file.
11461 * config/mep/mep.c: New file.
11462 * config/mep/mep.cpu: New file.
11463 * config/mep/mep.h: New file.
11464 * config/mep/mep.md: New file.
11465 * config/mep/mep.opt: New file.
11466 * config/mep/predicates.md: New file.
11467 * config/mep/t-mep: New file.
11469 2009-06-23 Ian Lance Taylor <iant@google.com>
11471 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11472 from loose_warn into c_loose_warn and from strict_warn into
11473 c_strict_warn. Set and substitute warn_cxxflags. Check for
11474 --enable-build-with-cxx. Set and substitute
11475 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11476 * Makefile.in (CXXFLAGS): New variable.
11477 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11478 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11479 the default is the same as $(STRICT_WARN).
11480 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11481 (CXX): New variable.
11482 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11483 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11484 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11485 (HOST_LIBS): New variable.
11486 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11487 (ALL_CXXFLAGS): New variable.
11488 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11489 * doc/install.texi (Configuration): Document
11490 --enable-build-with-cxx, --with-stage1-ldflags,
11491 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11492 * configure: Rebuild.
11494 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11496 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11497 from previous commit.
11499 2009-06-23 Ian Lance Taylor <iant@google.com>
11501 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11503 2009-06-23 Ian Lance Taylor <iant@google.com>
11505 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11506 with ATTRIBUTE_UNUSED.
11508 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11509 Pat Haugen <pthaugen@us.ibm.com>
11510 Revital Eres <eres@il.ibm.com>
11512 * config.in (HAVE_AS_POPCNTD): Add default definition.
11513 (HAVE_AS_LWSYNC): Ditto.
11515 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11517 (gcc_cv_as_powerpc_cmpb): Ditto.
11518 (gcc_cv_as_powerpc_dfp): Ditto.
11519 (gcc_cv_as_powerpc_vsx): Ditto.
11520 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11521 supporting the popcntd/lwsync instructions.
11522 (gcc_cv_as_powerpc_lwsync): Ditto.
11523 * configure: Regenerate.
11525 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11526 -mcpu=native and -mcpu=power7.
11527 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11529 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11530 a variable instead of a mask to reduce the number of mask bits.
11531 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11532 (-mbit-word): Ditto.
11533 (-mregnames): Ditto.
11534 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11535 (-mfused-madd): Ditto.
11537 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11539 (-mvsx): New switch for VSX instructions.
11540 (-misel): Move from a variable to a mask to allow it to be set by
11543 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11544 function declaration to an array declaration.
11545 (rs6000_hard_regno_nregs): New external array declaration.
11547 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11548 files included by rs6000.md.
11550 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11551 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11553 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11555 (rs6000_debug_reg): New -mdebug= variables.
11556 (rs6000_debug_addr): Ditto.
11557 (rs6000_debug_cost): Ditto.
11558 (rs6000_pmode): New variable to hold Pmode.
11559 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11560 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11561 calculated at compiler start.
11562 (rs6000_hard_regno_nregs): Change function to an array which holds
11563 HARD_REGNO_NREGS calculated at compiler start.
11564 (rs6000_explicit_options): Delete isel field.
11565 (rs6000_vector_unit): New array to hold which vector unit
11566 supports arithmetic options for a given type.
11567 (rs6000_vector_mem): New array to hold which vector unit supports
11568 memory reference operations for a given type.
11569 (rs6000_vector_align): New array to given the alignment of each
11571 (power7_cost): New basic costs for power7.
11572 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11573 (rs6000_hard_regno_nregs_internal): New function, moved from
11574 HARD_REGNO_NREGS, to calculate the number of registers each hard
11575 register takes for each type.
11576 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11577 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11578 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11579 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11580 unit information here so it is calculated once at compiler startup
11582 (rs6000_override_options): Make -misel a target mask. Add more
11583 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11584 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11586 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11587 (rs6000_handle_option): Move -misel from variable to target mask.
11588 (rs6000_builtin_mask_for_load): Add VSX support.
11589 (rs6000_conditional_register_usage): Ditto.
11590 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11591 (function_arg_boundary): Ditto.
11592 (rs6000_expand_builtin): Ditto.
11593 (def_builtin): Make abort message a little friendlier.
11594 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11596 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11597 assembler support the popcntd instruction instead of a vsx
11598 instruction to enable power7 support.
11599 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11600 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11601 option to the assembler if -mcpu=native.
11602 (ASM_CPU_NATIVE_SPEC): Ditto.
11603 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11605 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11606 the lwsync instruction.
11607 (enum processor_type): Add PROCESSOR_POWER7.
11608 (rs6000_debug_reg): New -mdebug= options.
11609 (rs6000_debug_addr): Ditto.
11610 (rs6000_debug_cost): Ditto.
11611 (rs6000_isel): Delete.
11612 (enum rs6000_vector): New enum to say what vector unit we have.
11613 (VECTOR_UNIT_*): New macros to say which vector unit has
11614 arithmetic operations for a given type.
11615 (VECTOR_MEM_*): New macros to say which vector unit has memory
11616 operations for a given type.
11617 (TARGET_LDBRX): Whether the machine supports the ldbrx
11619 (TARGET_ISEL): Delete, -misel moved to be a mask.
11620 (TARGET_ISEL64): New macro for 64-bit isel support.
11621 (UNITS_PER_VSX_WORD): New macro.
11622 (POINTER_SIZE): Move to be an external variable, rather than
11623 calculating whether we are generating 32 ot 64-bit code.
11625 (STACK_BOUNDARY): Add VSX support.
11626 (LOCAL_ALIGNMENT): Ditto.
11627 (SLOW_UNALIGNED_ACCESS): Ditto.
11628 (VSX_REGNO_P): New macro for VSX support.
11629 (VFLOAT_REGNO_P): Ditto.
11630 (VINT_REGNO_P): Ditto.
11631 (VLOGICAL_REGNO_P): Ditto.
11632 (VSX_VECTOR_MODE): Ditto.
11633 (VSX_SCALAR_MODE): Ditto.
11635 (VSX_MOVE_MODE): Ditto.
11636 (VSX_REG_CLASS_P): Ditto.
11637 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11639 (UNITS_PER_SIMD_WORD): Add VSX support.
11640 (MODES_TIEABLE_P): Ditto.
11641 (STARTING_FRAME_OFFSET): Ditto.
11642 (STACK_DYNAMIC_OFFSET): Ditto.
11643 (EPILOGUE_USES): Ditto.
11644 (REGNO_REG_CLASS): Move to array lookup.
11645 (CLASS_MAX_NREGS): Ditto.
11646 (rs6000_vector_reg_class): Add declaration.
11647 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11648 overlap with the floating point and Altivec registers.
11650 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11652 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11653 give the appropriate asm switches if -mcpu=native.
11654 (host_detect_local_cpu): Add support for "asm".
11655 (host_detect_local_cpu): Follow GNU code guidelines for name.
11657 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11658 -mbit-word to a variable instead of being a target mask.
11660 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11661 emit the lwsync instruction instead of emitting the instruction as
11662 an integer constant.
11664 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11665 fixuns_trundfsi2, move expander into rs6000.md.
11667 * config/rs6000/rs6000.md (cpu): Add power7.
11668 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11669 (logical predicate patterns): Change the single instruction
11670 primitives that set CR0 to be fast_compare instead of compare.
11672 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11673 (popcntddi2): Ditto.
11674 (popcount<mode>): Ditto.
11675 (floating multiply/add insns): Name the floating point
11676 multiply/add insns.
11677 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11678 (isel_unsigned_<mode>): Ditto.
11679 (fixuns_trundfsi2): Move expander here from spe.md.
11680 (smindi3): Define if we have -misel on 64-bit systems.
11685 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11687 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11689 * config/avr/avr.c (avr_current_device): New variable.
11690 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11691 (avr_arch, mcu_type_s): Move to avr.h.
11692 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11693 default_data_section_start fields.
11694 (avr_arch): Moved from avr.c.
11695 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11696 library_name fields.
11697 (avr_current_device, avr_mcu_types, avr_arch_types,
11698 avr_device_to_arch, avr_device_to_data_start,
11699 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11700 (EXTRA_SPEC_FUNCTIONS): Define.
11701 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11702 options mapping. Use device_to_arch and device_to_data_start insted.
11703 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11704 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11705 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11706 * config/avr/driver-avr.c: New file.
11707 * config/avr/avr-devices.c: New file.
11709 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11711 * var-tracking.c (unshare_variable): Force initialized to
11712 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11713 (set_variable_part): Likewise.
11714 (struct variable_union_info): Remove pos_src field.
11715 (vui_vec, vui_allocated): New variables.
11716 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11717 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11718 == 1 use a simpler sorting algorithm. Compute pos field right
11719 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11720 Avoid quadratic comparison if !flag_var_tracking_uninit.
11721 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11722 unshare_variable unconditionally.
11723 (dataflow_set_different_2): Removed.
11724 (dataflow_set_different): Don't traverse second hash table.
11725 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11726 unconditionally to var_reg_set or var_mem_set.
11727 (emit_notes_in_bb): Likewise.
11728 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11730 (emit_note_insn_var_location): Don't set initialized to
11731 VAR_INIT_STATUS_INITIALIZED early.
11732 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11734 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11736 * tree-object-size.c (addr_object_size): Instead of checking
11737 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11738 are no FIELD_DECLs following it.
11740 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11742 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11743 order to match bswaps with signed source operands.
11745 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11747 * sdbout.c (sdbout_one_type): Fix braces in switch.
11749 2009-06-23 Richard Guenther <rguenther@suse.de>
11751 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11753 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11754 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11755 var_callused, callused_tree, var_storedanything, storedanything_tree,
11756 var_integer, integer_tree): Remove global variables.
11757 (new_var_info): Do not pass new id, append the new var to the
11758 global variable vector.
11759 (do_ds_constraint): Use is_global_var member of the variable-info.
11760 (new_scalar_tmp_constraint_exp): Adjust.
11761 (create_function_info_for): Likewise.
11762 (create_variable_info_for): Likewise.
11763 (find_what_var_points_to): Remove dead code.
11764 (init_base_vars): Simplify.
11765 (compute_points_to_sets): Adjust.
11767 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11769 * combine.c (try_combine): Dump information about the insns we're
11772 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11774 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11775 check when calling force_to_mode on TRUNCATE's operand.
11777 2009-06-22 Ian Lance Taylor <iant@google.com>
11779 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11781 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11783 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11785 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11787 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11788 override library linkage flags such as -static-libgcc or
11791 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11793 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11795 2009-06-22 Ian Lance Taylor <iant@google.com>
11797 * config/linux.opt: Put mglibc ahead of muclibc.
11799 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11800 for duplicate decls.
11802 2009-06-22 Matthias Klose <doko@ubuntu.com>
11804 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11806 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11809 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11810 instead of NULL if a parser error occurs.
11812 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11814 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11815 non-DWARF2_DEBUGGING_INFO version.
11817 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11819 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11820 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11822 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11823 (LIBGCC2_TF_CEXT): Define.
11826 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11829 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11831 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11833 * config/arm/arm.c (arm_override_options): Disable
11834 -mcaller-super-interworking and -mcallee-super-interworking.
11835 * doc/invoke.texi (ARM Options): Document this.
11837 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11839 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11840 * config/arm/constraints.md (j): New constraint for movw operands.
11841 (N): Remove thumb2 meaning.
11842 * config/arm/arm.md (*arm_movw): Delete.
11843 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11844 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11845 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11847 2009-06-22 Martin Jambor <mjambor@suse.cz>
11849 PR tree-optimization/40492
11850 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11851 build_ref_for_offset.
11853 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11855 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11856 JUMP_TABLE_DATA_P predicates where applicable.
11857 * auto-inc-dec.c: Ditto.
11858 * builtins.c: Ditto.
11859 * caller-save.c: Ditto.
11861 * cfgcleanup.c: Ditto.
11862 * cfglayout.c: Ditto.
11864 * combine.c: Ditto.
11865 * combine-stack-adj.c: Ditto.
11869 * df-scan.c: Ditto.
11871 * dwarf2asm.c: Ditto.
11872 * dwarf2out.c: Ditto.
11873 * emit-rtl.c: Ditto.
11879 * function.c: Ditto.
11882 * genpreds.c: Ditto.
11883 * genrecog.c: Ditto.
11885 * ira-costs.c: Ditto.
11886 * ira-lives.c: Ditto.
11888 * loop-iv.c: Ditto.
11889 * lower-subreg.c: Ditto.
11890 * modulo-sched.c: Ditto.
11892 * postreload.c: Ditto.
11893 * print-rtl.c: Ditto.
11895 * reginfo.c: Ditto.
11896 * regmove.c: Ditto.
11897 * reload1.c: Ditto.
11900 * rtlanal.c: Ditto.
11902 * sched-vis.c: Ditto.
11904 * sel-sched-ir.c: Ditto.
11905 * simplify-rtx.c: Ditto.
11906 * targhooks.c: Ditto.
11907 * var-tracking.c: Ditto.
11908 * vmsdbgout.c: Ditto.
11910 2009-06-22 Matthias Klose <doko@ubuntu.com>
11912 * Makefile.in (install-plugin): Always use DESTDIR.
11914 2009-06-22 Olivier Hainque <hainque@adacore.com>
11916 * config/pa/pa.c (output_call): Don't optimize post call jumps
11917 into return address adjustments if the call may throw.
11919 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
11921 * arm.c (thumb1_output_casesi): New function.
11922 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
11923 optimizing for size or PIC.
11924 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
11925 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
11926 (casesi): Handle Thumb-1 when optimizing for size or PIC.
11927 (thumb1_casesi_internal_pic): New expand rule.
11928 (thumb1_casesi_dispatch): New pattern.
11929 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
11931 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
11932 in the text seciton when PIC or optimizing for size.
11933 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11934 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
11935 preservation properties of code.
11936 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
11937 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
11938 (__gnu_thumb1_case_si): New function.
11939 * t-arm (LIB1ASMSRC): Define here.
11940 (LIB1ASMFUNCS): Add some common functions.
11941 * t-arm-elf (LIB1ASMSRC): Delete.
11942 (LIB1ASMFUNCS): Append to existing set.
11943 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11944 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11945 * t-symbian (LIB1ASMFUNCS): Likewise.
11946 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11947 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11949 2009-06-21 Richard Guenther <rguenther@suse.de>
11951 PR tree-optimization/38729
11952 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
11953 to loops with a single exit if -fno-expensive-optimizations.
11955 2009-06-21 Jakub Jelinek <jakub@redhat.com>
11957 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
11958 (dataflow_set): Change vars type from htab_t to shared_hash.
11959 (shared_hash_pool, empty_shared_hash): New variables.
11960 (vars_clear): Removed.
11961 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
11962 shared_hash_find_slot_unshare, shared_hash_find_slot,
11963 shared_hash_find_slot_noinsert, shared_hash_find): New
11965 (shared_hash_unshare, shared_hash_destroy): New functions.
11966 (unshare_variable): Unshare set->vars if shared, use
11968 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
11969 (get_init_value, find_src_set_src, dump_dataflow_set,
11970 clobber_variable_part, emit_notes_for_differences): Use
11972 (dataflow_set_init): Remove second argument, set vars to
11973 empty_shared_hash instead of creating a new htab.
11974 (dataflow_set_clear): Call shared_hash_destroy and set vars
11975 to empty_shared_hash instead of calling vars_clear.
11976 (dataflow_set_copy): Don't call vars_copy, instead just share
11977 the src htab with dst.
11978 (variable_union): Use shared_hash_*, use initially NO_INSERT
11979 lookup if set->vars is shared. Don't keep slot cleared before
11980 calling unshare_variable. Unshare set->vars if needed.
11981 Even ->refcount == 1 vars must be unshared if set->vars is shared
11982 and var needs to be modified.
11983 (variable_canonicalize): New function.
11984 (dataflow_set_union): If dst->vars is empty, just share src->vars
11985 with dst->vars and traverse with variable_canonicalize to canonicalize
11986 and unshare what is needed.
11987 (dataflow_set_different): If old_set and new_set use the same shared
11988 htab, they aren't different. If number of htab elements is different,
11989 htabs are different. Use shared_hash_*.
11990 (dataflow_set_destroy): Call shared_hash_destroy instead of
11992 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
11993 second argument to dataflow_set_init.
11994 (vt_initialize): Likewise. Initialize shared_hash_pool and
11995 empty_shared_hash, move bb in/out initialization afterwards.
11996 Use variable_htab_free instead of NULL as changed_variables del hook.
11997 (variable_was_changed): Change type of second argument to pointer to
11998 dataflow_set. When inserting var into changed_variables, bump
11999 refcount. Unshare set->vars if set is shared htab and slot needs to
12001 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12002 lookup if set->vars is shared. Unshare set->vars if needed.
12003 Even ->refcount == 1 vars must be unshared if set->vars is shared
12004 and var needs to be modified. Adjust variable_was_changed caller.
12005 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12006 vars must be unshared if set->vars is shared and var needs to be
12007 modified. Adjust variable_was_changed caller.
12008 (emit_note_insn_var_location): Don't pool_free var.
12009 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12011 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12012 free_alloc_pool on shared_hash_pool.
12014 2009-06-20 Anthony Green <green@moxielogic.com>
12016 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12017 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12019 2009-06-20 Richard Guenther <rguenther@suse.de>
12021 * tree-ssa-structalias.c (find_func_aliases): For memset use
12022 a constraint from NULL if we memset to zero.
12023 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12024 we explicitly handle that do not read from memory.
12025 (call_may_clobber_ref_p_1): Properly handle builtins that may
12028 2009-06-20 Richard Guenther <rguenther@suse.de>
12030 PR tree-optimization/40495
12031 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12032 (new_scalar_tmp_constraint_exp): New function.
12033 (process_constraint): Do not create temporary decls.
12034 (process_all_all_constraints): Likewise.
12035 (handle_const_call): Likewise.
12036 (create_function_info_for): Do not set decl.
12038 2009-06-19 Ian Lance Taylor <iant@google.com>
12040 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12041 (rs6000_attribute_table): Make static; move before use.
12043 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12045 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12046 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12047 Propagate the TREE_READONLY flag without overwriting it.
12048 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12049 Propagate the TREE_READONLY flag onto the result.
12050 (process_call_operands): Move around. Use correct constant value.
12052 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12055 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12056 * config/arm/arm.md: Likewise.
12058 2009-06-19 Ian Lance Taylor <iant@google.com>
12060 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12061 to GIMPLE_ERROR_MARK.
12063 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12064 op2_original_type parameters. Warn about using different enum types.
12065 * c-parser.c (c_parser_conditional_expression): Pass original
12066 types to build_conditional_expr.
12067 * c-tree.h (build_conditional_expr): Update declaration.
12069 2009-06-19 Ian Lance Taylor <iant@google.com>
12071 * config/i386/i386.c (ix86_function_specific_save): Test that
12072 fields match values, rather than testing the values are in a
12075 2009-06-19 Richard Guenther <rguenther@suse.de>
12077 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12078 ADDR_EXPR pointers.
12079 (ptr_derefs_may_alias_p): Likewise.
12080 (ptr_deref_may_alias_ref_p_1): New function.
12081 (ptr_deref_may_alias_ref_p): Likewise.
12082 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12083 covered by looking at the ESCAPED solution.
12084 (call_may_clobber_ref_p_1): Likewise.
12085 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12086 Handle NULL_TREE offset. Do not produce redundant constraints.
12087 (process_all_all_constraints): New helper function.
12088 (do_structure_copy): Use it.
12089 (handle_lhs_call): Likewise.
12090 (find_func_aliases): Handle some builtins with pointer arguments
12091 and/or return values explicitly.
12093 2009-06-19 Ian Lance Taylor <iant@google.com>
12095 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12097 2009-06-19 Ian Lance Taylor <iant@google.com>
12099 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12101 2009-06-19 Ian Lance Taylor <iant@google.com>
12103 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12104 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12107 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12108 uninitialized const.
12110 2009-06-19 Ian Lance Taylor <iant@google.com>
12112 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12115 * c-decl.c (in_struct, struct_types): Remove.
12116 (struct c_binding): Add in_struct field.
12117 (c_binding_ptr): Define type, along with VEC.
12118 (struct c_struct_parse_info): Define.
12119 (struct_parse_info): New static variable.
12120 (bind): Initialize in_struct field.
12121 (start_struct): Remove enclosing_in_struct and
12122 enclosing_struct_types parameters. Add
12123 enclosing_struct_parse_info parameter. Change all callers. Set
12124 struct_parse_info rather than in_struct and struct_types.
12125 (grokfield): If -Wc++-compat and there is a symbol binding for the
12126 field name, set the in_struct flag and push it on the
12127 struct_parse_info->fields vector.
12128 (warn_cxx_compat_finish_struct): New static function.
12129 (finish_struct): Remove enclosing_in_struct and
12130 enclosing_struct_types parameters. Add
12131 enclosing_struct_parse_info parameter. Change all callers. Don't
12132 set C_TYPE_DEFINED_IN_STRUCT here. Call
12133 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12134 parameter. Only push on struct_types if warn_cxx_compat.
12135 (finish_enum): Only push on struct_types if warn_cxx_compat.
12136 (declspecs_add_type): Add loc parameter. Change all callers.
12137 Change all error calls to error_at. Pass loc, not input_location,
12138 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12139 defined in a struct. If -Wc++-compat and parsing a struct, record
12140 that a typedef name was used.
12141 * c-parser.c (c_parser_declspecs): Get location to pass to
12142 declspecs_add_type.
12143 (c_parser_struct_or_union_specifier): Update calls to start_struct
12145 * c-tree.h (struct c_struct_parse_info): Declare.
12146 (finish_struct, start_struct): Update declarations.
12147 (declspecs_add_type): Update declaration.
12149 2009-06-19 Ian Lance Taylor <iant@google.com>
12151 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12152 variable with an anonymous type.
12154 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12156 * see.c: Remove for real.
12158 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12160 * optabs.h (enum optab_index): Add new OTI_significand.
12161 (significand_optab): Define corresponding macro.
12162 * optabs.c (init_optabs): Initialize significand_optab.
12163 * genopinit.c (optabs): Implement significand_optab using
12164 significand?f2 patterns.
12165 * builtins.c (expand_builtin_mathfn): Handle
12166 BUILT_IN_SIGNIFICAND{,F,L}.
12167 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12168 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12170 * config/i386/i386.md (significandxf2, significand<mode>2): New
12171 expanders to implement significandf, significand and significandl
12172 built-ins as inline x87 intrinsics.
12174 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12176 * config/avr/avr.c (avr_override_options): Remove setting value of
12177 PARAM_INLINE_CALL_COST.
12179 2009-06-18 Richard Henderson <rth@redhat.com>
12182 * tree-pass.h (TDF_ASMNAME): New.
12183 * tree-dump.c (dump_options): Add asmname.
12184 * doc/invoke.texi: Document it.
12186 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12187 (dump_decl_name): ...here.
12188 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12189 (dump_generic_node): Update dump_function_name calls.
12190 (print_call_name): New flags arg; update all dump calls.
12191 * diagnostic.h (print_call_name): Update.
12192 * gimple-pretty-print.c (dump_gimple_call): Update.
12194 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12197 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12199 2009-06-18 Diego Novillo <dnovillo@google.com>
12201 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12202 * plugin.c (str_license): Declare.
12203 (try_init_one_plugin): Assert that the symbol
12204 'plugin_is_GPL_compatible' exists.
12206 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12209 * Makefile.in (OBJS-common): Remove see.o.
12211 * common.opt (fsee): Mark as preserved for backward compatibility.
12212 * opts.c (common_handle_option): Add OPT_fsee to the backward
12213 compatibility section.
12214 * passes.c (init_optimization_passes, pass_see): Remove pass.
12215 * timevar.def (TV_SEE): Remove.
12216 * tree-pass.h (pass_see): Remove declaration.
12217 * doc/invoke.texi (-fsee): Remove documentation.
12219 2009-06-18 Martin Jambor <mjambor@suse.cz>
12221 * tree-sra.c: Include statistics.h
12222 (sra_stats): New variable.
12223 (sra_initialize): Clear sra_stats.
12224 (create_access_replacement): Increment sra_stats.replacements.
12225 (get_access_replacement): Do not return twice.
12226 (analyze_all_variable_accesses): Increment statistics counter by the
12227 number of scalarized aggregates.
12228 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12229 (sra_modify_expr): Increment sra_stats.exprs.
12230 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12231 (sra_modify_assign): Increment sra_stats.exprs,
12232 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12233 (perform_intra_sra): Update statistics counters.
12234 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12236 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12238 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12239 (arm_scalar_mode_supported_p): New function.
12241 2009-06-18 Paul Brook <paul@codesourcery.com>
12242 Sandra Loosemore <sandra@codesourcery.com>
12244 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12245 (__extendhfsf2, __truncsfhf2): Define.
12246 * config/arm/fp16.c: New file.
12247 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12248 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12250 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12252 * doc/extend.texi (Half-Precision): New section.
12253 * doc/invoke.texi (Option Summary): List -mfp16-format.
12254 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12255 * config/arm/arm.opt (mfp16-format=): New.
12256 * config/arm/arm.c: Include intl.h.
12257 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12258 (TARGET_INVALID_RETURN_TYPE): Redefine.
12259 (TARGET_PROMOTED_TYPE): Redefine.
12260 (TARGET_CONVERT_TO_TYPE): Redefine.
12261 (arm_fp16_format): Define.
12262 (all_fpus): Add entry for neon-fp16.
12263 (fp_model_for_fpu): Likewise.
12264 (struct fp16_format): Declare.
12265 (all_fp16_formats): Define.
12266 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12268 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12270 (arm_legitimate_index_p): Treat HFmode like HImode.
12271 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12272 (coproc_secondary_reload_class): Special-case HFmode.
12273 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12274 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12275 (arm_init_fp16_builtins): New.
12276 (arm_init_builtins): Call it.
12277 (arm_invalid_parameter_type): New.
12278 (arm_invalid_return_type): New.
12279 (arm_promoted_type): New.
12280 (arm_convert_to_type).
12281 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12283 (arm_emit_fp16_const): New function.
12284 (arm_mangle_type): Mangle __fp16 as "Dh".
12285 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12287 (TARGET_NEON_FP16): New.
12288 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12289 (enum fputype): Add FPUTYPE_NEON_FP16.
12290 (enum arm_fp16_format_type): Declare.
12291 (arm_fp16_format): Declare.
12292 (LARGEST_EXPONENT_IS_NORMAL): Define.
12293 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12294 * config/arm/arm-modes.def (HFmode): Define.
12295 * config/arm/vfp.md: (*movhf_vfp): New.
12296 (extendhfsf2): New.
12298 * config/arm/arm.md: (fpu): Add neon_fp16.
12299 (floatsihf2, floatdihf2): New.
12300 (fix_trunchfsi2, fix_trunchfdi2): New.
12302 (extendhfdf2): New.
12304 (*arm32_movhf): New.
12305 (*thumb1_movhf): New.
12306 (consttable_2): Add check for HFmode constants.
12307 (consttable_4): Handle HFmode constants.
12309 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12311 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12313 2009-06-17 Olivier Hainque <hainque@adacore.com>
12315 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12316 const char ** conversion in AIX specific section.
12318 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12320 * config/i386/i386.c (ix86_special_builtin_type): Remove
12321 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12322 (bdesc_special_args): Updated.
12323 (ix86_init_mmx_sse_builtins): Likewise.
12324 (ix86_expand_special_args_builtin): Likewise.
12326 2009-06-17 Richard Henderson <rth@redhat.com>
12328 * tree-pretty-print.c (maybe_dump_asm_name): New.
12329 (dump_decl_name): Use it.
12330 (PRINT_FUNCTION_NAME): Merge into...
12331 (dump_function_name): ... here. Use maybe_dump_asm_name.
12333 2009-06-17 Cary Coutant <ccoutant@google.com>
12335 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12337 * debug.c (struct gcc_debug_hooks): Change placeholder for
12339 (debug_nothing_int_charstar_int): Replaced by...
12340 (debug_nothing_int_charstar_int_bool): ...this.
12341 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12342 source_line prototype.
12343 (debug_nothing_int_charstar_int): Replaced by...
12344 (debug_nothing_int_charstar_int_bool): ...this.
12345 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12346 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12347 Output is_stmt operand when necessary.
12348 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12349 (notice_source_line): Add is_stmt parameter.
12350 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12351 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12353 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12354 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12356 2009-06-17 Ian Lance Taylor <iant@google.com>
12358 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12360 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12363 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12365 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12366 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12367 tree_strip_sign_nop_conversions and
12368 tree_ssa_strip_useless_type_conversions rather than stripping
12369 the operations here.
12370 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12372 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12373 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12374 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12375 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12378 2009-06-17 Michael Eager <eager@eagercon.com>
12380 * config/rs6000/constraints.md (register_constraint "d"): New.
12381 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12382 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12383 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12384 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12385 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12386 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12387 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12388 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12389 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12390 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12392 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12393 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12394 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12395 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12396 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12397 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12398 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12399 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12400 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12401 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12402 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12403 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12404 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12405 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12407 2009-06-16 Ian Lance Taylor <iant@google.com>
12409 * profile.c (total_num_never_executed): Don't define.
12410 (compute_branch_probabilities): Don't count or print
12411 num_never_executed.
12412 (init_branch_prob): Don't set total_num_never_executed.
12413 (end_branch_prob): Don't print total_num_never_executed.
12415 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12417 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12419 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12421 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12422 (nabstd2_fpr): Same.
12424 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12426 * expr.c (expand_assignment): Change complex type check.
12428 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12430 * doc/plugins.texi (Building GCC plugins): Added new section.
12432 2009-06-17 Ian Lance Taylor <iant@google.com>
12434 * c-pch.c (get_ident): Don't set size of templ array.
12435 (pch_init): Don't set size of partial_pch array.
12437 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12438 string constant to intialize an array whose size is the length of
12441 2009-06-17 Richard Guenther <rguenther@suse.de>
12443 PR tree-optimization/40389
12444 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12445 to addressable types.
12446 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12448 2009-06-17 Richard Guenther <rguenther@suse.de>
12450 PR middle-end/40460
12451 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12452 if there is no evolution of left in the loop bail out.
12453 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12454 chrec_fold_multiply.
12456 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12457 Janis Johnson <janis187@us.ibm.com>
12460 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12461 for the symbol ref of a constant that is the source of a move
12462 - nor for any other not-obvious-label-ref constants.
12464 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12466 * plugin.c (position_pass): Skip newly inserted pass during list
12467 traversal to avoid repeated insertion.
12469 2009-06-16 Ian Lance Taylor <iant@google.com>
12471 * vec.h (VEC_stack_alloc): Define different version if
12472 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12473 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12474 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12475 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12477 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12479 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12481 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12482 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12483 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12484 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12485 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12486 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12487 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12488 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12489 __builtin_ia32_rdtscp.
12490 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12491 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12492 and __builtin_ia32_rorhi.
12493 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12494 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12495 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12496 (ix86_expand_args_builtin): Likewise.
12497 (ix86_expand_special_args_builtin): Likewise.
12499 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12500 (UNSPECV_RDTSC): Likewise.
12501 (UNSPECV_RDPMC): Likewise.
12502 (*bsr): Renamed to ...
12504 (*bsr_rex64): Renamed to ...
12507 (*rdpmc): Likewise.
12508 (*rdpmc_rex64): Likewise.
12510 (*rdtsc): Likewise.
12511 (*rdtsc_rex64): Likewise.
12512 (rdtscp): Likewise.
12513 (*rdtscp): Likewise.
12514 (*rdtscp_rex64): Likewise.
12516 * config/i386/ia32intrin.h: New.
12518 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12520 2009-06-16 Ian Lance Taylor <iant@google.com>
12522 * ira-build.c (copy_info_to_removed_store_destinations):
12523 Initialize parent_a.
12525 2009-06-16 Ian Lance Taylor <iant@google.com>
12527 * c-decl.c (grokdeclarator): Change size_varies to bool.
12529 2009-06-16 Ian Lance Taylor <iant@google.com>
12531 * sel-sched.c: Make forward declarations of move_op_hooks and
12532 fur_hooks explicitly extern.
12534 2009-06-16 Ian Lance Taylor <iant@google.com>
12536 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12537 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12539 2009-06-16 Ian Lance Taylor <iant@google.com>
12541 * resource.c (mark_referenced_resources): Change
12542 include_delayed_effects parameter to bool. Change all callers.
12543 (mark_end_of_function_resources): Likewise.
12544 * reorg.c (insn_references_resource_p): Likewise.
12545 (insn_sets_resource_p): Likewise.
12546 * resource.h (mark_referenced_resources): Update declaration.
12547 (mark_end_of_function_resources): Update declaration.
12549 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12551 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12553 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12555 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12556 GCC can bootstrap on AIX with GNU Binutils 2.20.
12558 2009-06-16 Ian Lance Taylor <iant@google.com>
12560 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12562 2009-06-16 Ian Lance Taylor <iant@google.com>
12564 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12565 inline, not extern inline.
12566 (exact_log2): Likewise.
12567 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12569 (exact_log2): Likewise, but don't test CTZ_HWI.
12571 2009-06-16 Ian Lance Taylor <iant@google.com>
12573 * bitmap.c (bitmap_clear): Don't declare as inline.
12574 * gimple.c (gimplify_assign): Likewise.
12575 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12576 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12577 (sched_scan_info): Remove duplicate definition.
12579 2009-06-16 Ian Lance Taylor <iant@google.com>
12581 * c-common.c (skip_evaluation): Don't define.
12582 (c_inhibit_evaluation_warnings): Define global variable.
12583 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12584 than skip_evaluation.
12585 (convert_and_check, warn_for_div_by_zero): Likewise.
12586 * c-common.h (skip_evaluation): Don't declare.
12587 (c_inhibit_evaluation_warnings): Declare.
12588 * c-parser.c (c_parser_typeof_specifier): Set
12589 c_inhibit_evaluation_warnings rather than skip_evaluation.
12590 (c_parser_conditional_expression): Likewise.
12591 (c_parser_binary_expression): Likewise.
12592 (c_parser_sizeof_expression): Likewise.
12593 (c_parser_alignof_expression): Likewise.
12594 * c-typeck.c (build_indirect_ref): Check
12595 c_inhibit_evaluation_warnings rather than skip_evaluation.
12596 (build_conditional_expr, build_binary_op): Likewise.
12598 2009-06-16 Richard Guenther <rguenther@suse.de>
12600 * tree-ssa-alias.c (is_escape_site): Remove.
12601 * tree-ssa-alias.h (enum escape_type): Remove.
12602 (is_escape_site): Likewise.
12603 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12604 via casts and asms without deferring to is_escape_site.
12606 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12608 PR middle-end/40446
12609 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12610 use gen_lowpart if op0 has complex mode.
12612 2009-06-16 Richard Guenther <rguenther@suse.de>
12614 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12615 variables add them to ESCAPED.
12616 (find_func_aliases): Do not make all indirectly stored values escaped.
12618 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12620 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12621 make_decl_one_only.
12623 2009-06-16 Martin Jambor <mjambor@suse.cz>
12625 PR tree-optimization/40432
12626 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12627 check whether we need to force gimple register operand.
12629 2009-06-16 Martin Jambor <mjambor@suse.cz>
12631 PR tree-optimization/40413
12632 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12633 build_ref_for_offset.
12634 (propagate_subacesses_accross_link): Fix a typo in a comment.
12636 2009-06-16 Ira Rosen <irar@il.ibm.com>
12638 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12639 with additional parameter.
12640 * tree-vectorizer.h (enum vect_def_type): Add new value
12642 (enum vect_relevant): Add comments.
12643 (vect_is_simple_reduction): Add new argument.
12644 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12645 Detect nested cycles.
12646 (vect_is_simple_reduction): Update documentation, add an argument to
12647 distinguish inner-loop reduction from nested cycle, detect nested
12648 cycles, fix printings and indentation, don't swap operands in case
12650 (get_initial_def_for_reduction): Handle subtraction.
12651 (vect_create_epilog_for_reduction): Add new argument to specify
12652 reduction variable.
12653 (vect_finalize_reduction): Handle subtraction, fix comments.
12654 (vectorizable_reduction): Handle nested cycles. In case of nested
12655 cycle keep track of the reduction variable position. Call
12656 vect_is_simple_reduction with additional parameter. Use original
12657 statement code in reduction epilogue for nested cycle. Call
12658 vect_create_epilog_for_reduction with additional parameter.
12659 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12660 inner-loop vectorization.
12661 (vect_recog_widen_sum_pattern): Likewise.
12662 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12664 (vect_mark_stmts_to_be_vectorized): Likewise.
12665 (vect_get_vec_def_for_operand): Handle nested cycles.
12667 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12669 * doc/invoke.texi (Debugging Options): Fix option index entries
12670 for -fdump-statistics, -frandom-seed add entries for
12671 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12672 (FRV Options): Fix entries for -mTLS, -mtls.
12673 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12674 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12675 (M68hc1x Options): Fix @itemx for -mnominmax.
12676 (MCore Options): Fix entry for -mno-lsim.
12677 (MMIX Options): Fix entry for -mabi=mmixware.
12678 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12680 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12682 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12683 Mention the plugin mode of gengtype.
12684 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12685 * gengtype.c: Updated copyright.
12686 (plugin_files, nb_plugin_files) Added new static variables.
12687 (measure_input_list) Care about plugin_files.
12688 (write_rtx_next): Added early return in plugin mode.
12689 (create_file): Updated copyright year in generated file. Added
12691 (oprintf): Added early return if NULL outf.
12692 (get_output_file_with_visibility): Care of plugin_files.
12693 (get_output_file_name): May return null.
12694 (write_local): Added early return.
12695 (put_mangled_filename): Ditto.
12696 (finish_root_table): Added check for base_files.
12697 (write_roots): Care about null when plugins.
12698 (main): Added plugin mode.
12700 2009-06-15 Ian Lance Taylor <iant@google.com>
12702 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12703 * gcov.c (read_count_file): Add braces around variables declared
12706 * c.opt (Wjump-misses-init): New warning.
12707 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12708 -Wall and -Wc++-compat if not already set.
12709 (c_common_post_options): Clear warn_jump_misses_init if it was not
12711 * c-decl.c (struct c_binding): Change type field to a union with
12712 new label field. Make it the first field in the struct. Update
12713 references to type to use u.type instead.
12714 (struct c_spot_bindings): Define.
12715 (struct c_goto_bindings): Define.
12716 (c_goto_bindings_p): Define, along with VECs.
12717 (struct c_label_vars): Define.
12718 (struct c_scope): Add has_label_bindings field.
12719 (bind_label, set_spot_bindings): New static functions.
12720 (decl_jump_unsafe, update_spot_bindings): New static functions.
12721 (update_label_decls): New static function.
12722 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12723 Update binding u.label field to shadowed field.
12724 (c_binding_start_stmt_expr): New function.
12725 (c_binding_end_stmt_expr): New function.
12726 (pushdecl): Don't call c_begin_vm_scope.
12727 (make_label): Add defining and p_label_vars parameters. Change
12729 (lookup_label): Correct test for whether a label has not yet been
12730 defined. Call bind_label rather than bind.
12731 (warn_about_goto): New static function.
12732 (lookup_label_for_goto): New function.
12733 (declare_label): Call bind_label rather than bind.
12734 (check_earlier_gotos): New static function.
12735 (define_label): Don't give errors about jumping into statement
12736 expressions or scopes of variably modified types. Call
12737 set_spot_bindings and check_earlier_gotos. Call bind_label
12738 instead of bind. Don't set label_context_stack_se or
12739 label_context_stack_vm.
12740 (c_get_switch_bindings): New function.
12741 (c_release_switch_bindings): New function.
12742 (c_check_switch_jump_warnings): New function.
12743 (start_function): Don't set label_context_stack_se or
12744 label_context_stack_vm.
12745 (finish_function): Likewise.
12746 * c-typeck.c (label_context_stack_se): Don't define.
12747 (label_context_stack_vm): Don't define.
12748 (c_finish_goto_label): Call lookup_label_for_goto rather than
12749 lookup_label. Don't give errors about jumping into a statement
12750 expression or the scope of a variably modified type. Don't set
12751 label_context_stack_se or label_context_stack_vm.
12752 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12753 fields. Add bindings field.
12754 (c_start_case): Don't set deleted fields. Set bindings field.
12755 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12756 or blocked_vm. Call c_check_switch_jump_warnings.
12757 (c_finish_case): Don't test blocked_stmt_expr field. Call
12758 c_release_switch_bindings.
12759 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12760 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12761 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12762 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12763 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12764 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12765 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12766 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12767 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12768 (C_DECL_UNJUMPABLE_VM): Don't define.
12769 (C_DECL_UNDEFINABLE_VM): Don't define.
12770 (struct c_label_list): Don't define.
12771 (struct c_label_context_se): Don't define.
12772 (struct c_label_context_vm): Don't define.
12773 (struct c_spot_bindings): Declare.
12774 (c_bindings_start_stmt_expr): Declare.
12775 (c_bindings_end_stmt_expr): Declare.
12776 (lookup_label_for_goto): Declare.
12777 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12778 (c_check_switch_jump_warnings): Declare.
12779 (label_context_stack_se, label_context_stack_vm): Don't declare.
12780 (c_finish_goto_label): Update declaration.
12781 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12782 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12783 (Warning Options): Document -Wjump-misses-init.
12785 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12787 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12790 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12792 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12794 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12796 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12798 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12800 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12802 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12804 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12805 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12806 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12807 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12808 * dwarf2asm.c (dw2_force_const_mem): Update call to
12809 make_decl_one_only.
12810 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12811 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12812 * langhooks.c (lhd_comdat_group): Remove.
12813 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12814 * tree.h (DECL_COMDAT_GROUP): New.
12815 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12816 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12817 (make_decl_one_only): Change signature.
12818 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12819 make_decl_one_only.
12820 (make_decl_one_only): Change signature.
12821 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12823 2009-06-15 Richard Guenther <rguenther@suse.de>
12825 PR middle-end/40439
12826 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12828 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12830 * tree-ssa-math-opts.c: Remove extra divide.
12832 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12834 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12836 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12838 * passes.c: Add bswap pass.
12839 * tree-pass.h: Add pass_optimize_bswap declaration.
12840 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12841 Include rtl.h, expr.h and optabs.h for optab_handler check.
12842 (struct symbolic_number, pass_optimize_bswap): New definition.
12843 (do_shift_rotate, verify_symbolic_number_p): New functions.
12844 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12845 (gate_optimize_bswap): New function.
12846 * tree.c (widest_int_cst_value): New function.
12847 * tree.h (widest_int_cst_value): Prototype added.
12849 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12851 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12852 REG_EQUAL/REG_EQUIV notes.
12854 2009-06-14 Richard Guenther <rguenther@suse.de>
12856 PR middle-end/40389
12857 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12858 has its address taken if NRV was applied and it is addressable.
12859 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12860 function split out from ...
12861 (get_constraint_for_1): ... here.
12862 (handle_rhs_call): Use it to mark the return slot escaped if
12863 it is addressable and NRV was applied.
12865 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12867 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12868 Change first argument type to location_t.
12869 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12870 Do not set input_location.
12871 Use loc instead of input_location throughout.
12873 2009-06-13 Richard Guenther <rguenther@suse.de>
12875 PR tree-optimization/40421
12876 * tree-predcom.c (should_unroll_loop_p): Remove.
12877 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12879 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12881 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12882 Add location argument.
12884 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12886 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12888 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12889 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12890 * config/spu/spu-protos.h: Add location to
12891 spu_resolve_overloaded_builtin.
12892 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
12893 spu_build_builtin_va_list.
12894 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
12895 argument. Pass location to build_function_call_vec.
12896 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
12898 (emit_fpu_switch): Same.
12899 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
12900 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
12901 to build_decl and create_artificial_label.
12902 (xtensa_gimplify_va_arg_expr): Same.
12903 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
12904 (xstormy16_gimplify_va_arg_expr): Same.
12905 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
12906 * config/arm/arm.c (arm_build_builtin_va_list): Same.
12907 * config/mips/mips.c (mips_build_builtin_va_list): Same.
12908 (mips16_build_function_stub): Same.
12909 (mips16_build_call_stub): Same.
12911 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
12914 * arm/constraints.md (Pa, Pb): New constraints.
12915 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
12916 split pattern to deal with them.
12918 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
12920 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
12921 fix index entry for -Xpreprocessor.
12923 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12925 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12926 Add location argument to build_decl call.
12927 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
12928 (rs6000_init_builtins): Same.
12929 (spe_init_builtins): Same.
12930 (rs6000_gimplify_va_arg): Add location argument to
12931 create_artificial_label call.
12933 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
12935 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
12936 * combine-stack-adj.c (pass_stack_adjustments): Use it.
12937 * Makefile.in: Fix GGC dependency for gcse.o.
12939 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12941 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
12942 * gimple-pretty-print.c (dump_gimple_stmt): Same.
12943 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
12945 * c-parser.c (c_parser_binary_expression): Use current column while
12946 building binary operations.
12947 * common.opt (fshow-column): Enable by default.
12948 * tree-vrp.c (check_array_ref): Use warning_at.
12949 (check_array_bounds): Use location from call back if expr has no
12951 * tree.h: Add location argument to maybe_fold_*.
12952 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
12953 (maybe_fold_offset_to_array_ref): Add location argument and use it.
12954 (maybe_fold_offset_to_component_ref): Same.
12955 (maybe_fold_offset_to_reference): Same.
12956 (maybe_fold_offset_to_address): Same.
12957 (maybe_fold_stmt_indirect): Same.
12958 (maybe_fold_stmt_addition): Same.
12959 (fold_stmt_r): Pass location to maybe_fold_*.
12960 (fold_gimple_assign): Same.
12961 * c-tree.h: Add location argument to finish_decl,
12962 default_function_array_conversion, store_init_value.
12963 * c-decl.c (define_label): Use error_at.
12964 (c_make_fname_decl): Pass location to finish_decl.
12965 (finish_decl): New location argument.
12966 (build_compound_literal): Pass location to store_init_value.
12967 (grokdeclarator): Pass location to finish_decl.
12969 * c-typeck.c (array_to_pointer_conversion): New location argument.
12970 (function_to_pointer_conversion): Same.
12971 (default_function_array_conversion): Same.
12972 (parser_build_unary_op): Pass location to overflow_warning.
12973 (parser_build_binary_op): Same. Use warning_at.
12974 (build_unary_op): Pass location to array_to_pointer_conversion.
12975 (build_c_cast): Pass location to digest_init.
12976 (build_modify_expr): New location argument.
12977 (convert_for_assignment): Same.
12978 (store_init_value): Same.
12979 (digest_init): Same.
12980 (output_init_element): Pass location to digest_init and
12981 array_to_pointer_conversion.
12982 (c_finish_return): Pass location to convert_for_assignment.
12983 * gimplify.c (gimplify_conversion): Pass location to
12984 maybe_fold_offset_to_address.
12985 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
12986 to maybe_fold_stmt_addition.
12987 * c-omp.c (c_finish_omp_atomic): Pass new location to
12989 (c_finish_omp_for): Same.
12990 * c-common.c (overflow_warning): New argument.
12991 * c-common.h: New argument to build_modify_expr, overflow_warning.
12992 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
12994 (c_parser_initializer): Pass location to
12995 default_function_array_conversion.
12996 (c_parser_initelt): Same.
12997 (c_parser_initval): Same.
12998 (c_parser_asm_operands): Same.
12999 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13000 (c_parser_conditional_expression): Same.
13001 (c_parser_binary_expression): Add location info to stack. Use it.
13002 (c_parser_unary_expression): Pass location to
13003 default_function_array_conversion, parser_build_unary_op,
13004 build_indirect_ref, c_parser_postfix_expression_after_primary.
13005 (c_parser_postfix_expression_after_primary): New location argument.
13007 (c_parser_expression_conv): Pass location to
13008 default_function_array_conversion.
13009 (c_parser_expr_list): Same.
13010 (c_parser_omp_atomic): Same.
13011 (c_parser_omp_for_loop): Same.
13012 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13013 (build_array_declarator): New argument.
13014 * c-decl.c (build_array_declarator): Add location argument.
13015 (grokdeclarator): Set id_loc for cdk_array.
13016 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13017 build_array_declarator.
13018 * tree.c (build_omp_clause): Add location argument.
13019 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13020 (OMP_CLAUSE_LOCATION): New macro.
13021 (struct tree_omp_clause): Add location field.
13022 (build_omp_clause): Add argument.
13023 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13024 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13026 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13027 (cp_parser_omp_clause_collapse): Same.
13028 (cp_parser_omp_clause_default): Same.
13029 (cp_parser_omp_clause_if): Same.
13030 (cp_parser_omp_clause_nowait): Same.
13031 (cp_parser_omp_clause_num_threads): Same.
13032 (cp_parser_omp_clause_ordered): Same.
13033 (cp_parser_omp_clause_schedule): Same.
13034 (cp_parser_omp_clause_untied): Same.
13035 (cp_parser_omp_for_loop): Same.
13036 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13037 * c-tree.h (c_start_case): Add location argument.
13038 (c_process_expr_stmt): Same.
13039 (c_finish_goto_*): Same.
13040 * tree-parloops.c (initialize_reductions): Pass location to
13042 (create_parallel_loop): Same.
13043 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13044 (gfc_trans_omp_reduction_list): Same.
13045 (gfc_trans_omp_clauses): Same.
13046 (gfc_trans_omp_do): Same.
13047 * c-typeck.c (c_finish_goto_label): Same.
13048 (c_finish_goto_ptr): New location argument.
13049 (c_start_case): Same.
13050 (emit_side_effect_warnings): Same.
13051 (c_process_expr_stmt): Same.
13052 (c_finish_stmt_expr): Same.
13053 (c_finish_omp_clauses): Use error_at instead of error.
13054 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13056 * c-omp.c (c_split_parallel_clauses): New location argument.
13057 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13058 to build_omp_clause.
13059 (convert_local_reference_stmt): Same.
13060 (convert_gimple_call): Same.
13061 * c-common.h (c_split_parallel_clauses): New argument.
13062 * c-parser.c (c_parser_statement_after_labels): Pass location to
13063 c_finish_goto_label.
13064 (c_parser_switch_statement): Pass location to c_start_case.
13065 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13066 and c_process_expr_stmt.
13067 (c_parser_omp_variable_list): Add location argument.
13068 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13069 (c_parser_omp_clause_default): Same.
13070 (c_parser_omp_clause_if): Same.
13071 (c_parser_omp_clause_num_threads): Same.
13072 (-c_parser_omp_clause_ordered): Same.
13073 (c_parser_omp_clause_reduction): Pass location to
13074 c_parser_omp_variable_list.
13075 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13076 (c_parser_omp_clause_untied): Same.
13077 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13078 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13080 * c-tree.h (check_for_loop_decls, undeclared_variable,
13081 build_component_ref, build_array_ref, build_external_ref,
13082 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13083 build_conditional_expr, build_compound_expr, c_cast_expr,
13084 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13085 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13087 * c-semantics.c (build_stmt): Same.
13088 (build_case_label): Same.
13089 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13090 (undeclared_variable): New argument.
13091 (make_label): Same.
13092 (lookup_label): Pass location on down.
13093 (define_label): Same.
13094 (finish_decl): Same.
13095 (build_compound_literal): Same.
13096 (finish_struct): Same.
13097 (finish_function): Do not set location here.
13098 (check_for_loop_decls): New argument.
13099 * tree.c (save_expr): Set location.
13100 (build_empty_stmt): New argument.
13101 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13102 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13103 * builtins.c (gimplify_va_arg_expr): Use locations.
13104 (expand_builtin_sync_operation): Same.
13105 * c-typeck.c (build_component_ref): New argument.
13106 (build_array_ref): Same.
13107 (build_external_ref): Same.
13108 (c_expr_sizeof_expr): Same.
13109 (c_expr_sizeof_type): Same.
13110 (parser_build_unary_op): Same.
13111 (build_conditional_expr): Same.
13112 (build_compound_expr): Pass location on down.
13113 (build_compound_expr): New argument.
13114 (build_c_cast): Same.
13115 (c_cast_expr): Same.
13116 (build_asm_expr): Same.
13117 (c_finish_return): Same.
13118 (c_process_expr_stmt): Pass location on down.
13119 (c_finish_stmt_expr): New argument.
13120 (push_clenaup): Same.
13121 (c_finish_omp_parallel): Same.
13122 (c_finish_omp_task): Same.
13123 * gimplify.c (gimplify_call_expr): Pass location on down.
13124 * c-omp.c (c_finish_omp_master): New argument.
13125 (c_finish_omp_critical): Same.
13126 (c_finish_omp_ordered): Same.
13127 (c_finish_omp_barrier): Same.
13128 (-c_finish_omp_taskwait): Same.
13129 (c_finish_omp_atomic): Same.
13130 (c_finish_omp_flush): Same.
13131 * tree-inline.c (copy_tree_body_r): Pass location on down.
13132 (inline_forbidden_p): Remove use of input_location.
13133 * c-gimplify.c (c_build_bind_expr): New argument.
13134 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13135 (c_sizeof_or_alignof_type): New argument.
13136 (c_alignof_expr): Same.
13137 (build_va_arg): Same.
13138 (c_add_case_label): Same.
13139 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13140 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13141 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13142 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13143 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13144 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13146 * stub-objc.c (objc_build_selector_expr): Same.
13147 (objc_build_throw_stmt): Same.
13148 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13149 (c_parser_initelt): Same.
13150 (c_parser_compound_statement): Same.
13151 (c_parser_compound_statement_nostart): Same.
13152 (c_parser_label): Same.
13153 (c_parser_statement_after_labels): Same.
13154 (c_parser_if_body): Same.
13155 (c_parser_else_body): Same.
13156 (c_parser_if_statement): Same.
13157 (c_parser_switch_statement): Same.
13158 (c_parser_while_statement): Same.
13159 (c_parser_do_statement): Same.
13160 (c_parser_for_statement): Same.
13161 (c_parser_asm_statement): Same.
13162 (c_parser_conditional_expression): Same.
13163 (c_parser_binary_expression): Same.
13164 (c_parser_cast_expression): Same.
13165 (c_parser_unary_expression): Same.
13166 (c_parser_sizeof_expression): Same.
13167 (c_parser_alignof_expression): Same.
13168 (c_parser_postfix_expression): Same.
13169 (c_parser_expression): Same.
13170 (c_parser_objc_receiver): Same.
13171 (c_parser_omp_variable_list): Same.
13172 (c_parser_omp_structured_block): Same.
13173 (c_parser_omp_atomic): New argument.
13174 (c_parser_omp_barrier): Same.
13175 (c_parser_omp_critical): Same.
13176 (c_parser_omp_flush): Pass location on down.
13177 (c_parser_omp_for_loop): New argument.
13178 (c_parser_omp_for): Same.
13179 (c_parser_omp_master): Same.
13180 (c_parser_omp_ordered): Same.
13181 (c_parser_omp_sections_scope): Same.
13182 (c_parser_omp_sections): Same.
13183 (c_parser_omp_parallel): Same.
13184 (c_parser_omp_single): Same.
13185 (c_parser_omp_task): Same.
13186 (c_parser_omp_taskwait): Pass location on down.
13187 (c_parser_omp_construct): Same.
13188 (c_parser_omp_threadprivate): Same.
13189 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13190 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13191 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13192 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13193 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13194 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13195 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13196 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13197 config/i386/i386.c, stmt.c:
13198 Add location argument to the following function definitions and/or
13199 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13200 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13201 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13202 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13203 do_case, c_finish_bc_stmt, build_compound_literal,
13204 build_function_call.
13205 * c-decl.c (build_compound_literal): Add location argument.
13206 Make all diagnostic calls use location.
13207 (start_struct): Same.
13208 (finish_struct): Same.
13209 (start_enum): Same.
13210 (build_enumerator): Same.
13211 (start_function): Same.
13212 (grokdeclarator): Make all diagnostic calls use location.
13213 (store_parm_decls_oldstyle): Same.
13214 * c-typeck.c (build_function_call): Add location argument.
13215 Make all diagnostic calls use location.
13217 (c_finish_bc_stmt): Same.
13218 * tree-nested.c (get_trampoline_type): Add argument.
13219 Pass location to build_decl.
13220 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13221 * rtl.h (RTL_LOCATION): New.
13222 * c-common.c (c_add_case_label): Add location argument.
13223 Make all diagnostic calls use location.
13224 * c-common.h: Add location argument to make_fname_decl, do_case,
13225 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13226 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13227 Set it appropriately for every case. Pass enum_loc to start_enum
13228 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13230 (c_parser_struct_or_union_specifier): Save location. Use it for
13231 start_struct, finish_struct, and parser_xref_tag.
13233 2009-06-12 Ian Lance Taylor <iant@google.com>
13235 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13237 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13238 cpp_opts->warn_cxx_operator_names.
13240 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13243 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13244 is returns NULL and OP is a VCE, look through the VCE.
13246 2009-06-12 Ian Lance Taylor <iant@google.com>
13249 * collect2.c (main): Use CONST_CAST2 in code inside #if
13250 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13252 2009-06-12 Joey Ye <joey.ye@intel.com>
13254 PR middle-end/39146
13255 * cfgexpand.c (get_decl_align_unit): Update
13256 max_used_stack_slot_alignment with align instead of
13257 stack_alignment_needed.
13259 * function.c (assign_stack_local_1): Update
13260 max_used_stack_slot_alignment with alignment_in_bits instead
13261 of stack_alignment_needed.
13262 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13265 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13267 * dwarf2out.c (last_var_location_insn): New variable.
13268 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13269 (dwarf2out_var_location): Don't record anything after last real
13270 insn. Only change labels if there were any real instructions
13271 in between last note and this one, or if changed sections.
13273 2009-06-11 Richard Henderson <rth@redhat.com>
13275 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13276 note when storing the frame pointer in a register.
13277 (FRP): Don't redefine to nothing for epilogue.
13278 (alpha_expand_epilogue): Mark register and sp restores.
13279 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13281 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13282 when gen_lowpart is needed.
13284 2009-06-11 Richard Henderson <rth@redhat.com>
13286 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13288 * dwarf2out.c (need_data_align_sf_opcode): New.
13289 (div_data_align): Move earlier.
13290 (def_cfa_1, reg_save): Use it.
13292 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13294 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13295 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13296 (ix86_handle_option): Handle OPT_mcrc32.
13297 (ix86_target_string): Add -mcrc32.
13298 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13300 * config/i386/i386.h (TARGET_CRC32): New.
13302 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13303 (sse4_2_crc32di): Likewise.
13305 * config/i386/i386.opt (mcrc32): New.
13307 * doc/invoke.texi: Document -mcrc32.
13309 2009-06-11 Richard Henderson <rth@redhat.com>
13311 * common.opt (gdwarf-): Accept a version number.
13312 * doc/invoke.texi (gdwarf-): Update docs.
13313 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13314 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13315 version level, and record it.
13317 * dwarf2.h (DW_CIE_VERSION): Remove.
13318 * dwarf2out.c (DWARF_VERSION): Remove.
13319 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13320 (output_call_frame_info): Use CIE version 3 for dwarf3,
13321 or if the return register column is out of range for version 1.
13322 (dwarf_stack_op_name): Add all dwarf3 values.
13323 (DEBUG_PUBTYPES_SECTION): New.
13324 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13325 encoding change for dwarf3.
13326 (output_die) [dw_val_class_die_ref]: Likewise.
13327 (output_compilation_unit_header): Emit correct version for dwarf3.
13328 (output_line_info): Likewise.
13329 (output_pubnames): Update for DWARF_VERSION removal.
13330 (output_aranges): Likewise.
13331 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13332 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13333 (dwarf2out_finish): Likewise.
13335 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13337 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13340 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13343 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13344 * builtins.c (expand_builtin_unreachable): New function.
13345 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13346 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13347 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13349 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13350 searching for missing barriers.
13352 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13354 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13355 when -fprofile-generate* was passed.
13356 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13358 2009-06-11 Anthony Green <green@moxielogic.com>
13360 * config/moxie/moxie.md: Define length attribute for all instructions.
13362 (*b<cond:code>): Support limited branch ranges for new PC-relative
13363 branch instructions.
13364 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13366 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13368 * config/i386/i386.c (min_insn_size): Use get_attr_length
13369 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13370 For __asm return 0.
13372 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13373 instead of emit_insn_before.
13375 2009-06-10 Ian Lance Taylor <iant@google.com>
13378 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13381 2009-06-10 Revital Eres <eres@il.ibm.com>
13383 * passes.c (init_optimization_passes): Reschedule
13384 predictive-commoning pass before complete unroll pass.
13386 2009-06-10 Martin Jambor <mjambor@suse.cz>
13388 * cgraph.c (cgraph_node_can_be_local_p): New function.
13389 (cgraph_make_node_local): New function.
13390 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13391 (cgraph_make_node_local): Declare.
13393 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13395 * tree.h (tree_base): Add packed_flag and user_align fields.
13396 Decrease size of spare field.
13397 (TYPE_USER_ALIGN): Use user_align from tree_base.
13398 (DECL_USER_ALIGN): Likewise.
13399 (TYPE_PACKED): Use packed_flag from tree_base.
13400 (DECL_PACKED): Likewise.
13401 (tree_type): Delete packed_flag and user_align fields. Widen
13402 precision field. Widen mode field and shuffle fields to align
13403 mode on an 8-bit boundary.
13404 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13405 Renumber decl_flag_* fields. Fix comments. Widen
13406 decl_common_unused field.
13407 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13408 (DECL_EXTERNAL): Likewise.
13409 (DECL_BIT_FIELD): Likewise.
13410 (DECL_NONADDRESSABLE_P): Likewise.
13411 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13412 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13414 2009-06-10 Ian Lance Taylor <iant@google.com>
13416 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13417 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13418 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13419 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13420 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13421 DEF_VEC_ALLOC_FUNC_P.
13422 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13423 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13424 DEF_VEC_ALLOC_FUNC_O.
13425 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13426 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13427 DEF_VEC_ALLOC_FUNC_I.
13428 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13429 (vec_stack_p_reserve_exact_1): Declare.
13430 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13431 (vec_stack_free): Declare.
13432 (VEC_stack_alloc): Define.
13433 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13434 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13435 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13436 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13438 (stack_vecs): New static variable.
13439 (vec_stack_p_reserve_exact_1): New function.
13440 (vec_stack_o_reserve_1): New static function.
13441 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13442 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13443 (vec_stack_free): New function.
13444 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13445 (VEC_df_ref_stack_alloc): Define.
13446 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13447 DEF_VEC_ALLOC_P_STACK.
13448 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13449 (struct df_collection_rec): Change _vec fields to VEC. Remove
13451 (df_free_collection_rec): Adjust for new fields.
13452 (df_insn_rescan): Use new df_collection_rec fields.
13453 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13454 (df_ref_create_structure, df_ref_record): Likewise.
13455 (df_get_conditional_uses, df_get_call_refs): Likewise.
13456 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13457 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13458 (df_record_exit_block_uses, df_bb_verify): Likewise.
13459 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13460 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13461 Remove count parameter. Change return type to void. Change all
13463 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13464 Remove count parameter. Change return type to void. Change all
13466 (df_install_refs): Change old_vec parameter to VEC. Remove count
13467 parameter. Change all callers.
13468 (df_install_mws): Change old_vec parameter to VEC. Remove count
13469 parameter. Change all callers.
13470 (df_refs_verify): Change new_rec parameter to VEC. Change call
13472 (df_mws_verify): Likewise.
13474 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13476 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13478 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13480 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13482 2009-06-10 Anthony Green <green@moxielogic.com>
13484 * config/moxie/crti.asm: New file.
13485 * config/moxie/crtn.asm: New file.
13486 * config/moxie/moxie.c: New file.
13487 * config/moxie/moxie.h: New file.
13488 * config/moxie/sfp-machine.h: New file.
13489 * config/moxie/moxie-protos.h: New file.
13490 * config/moxie/t-moxie: Created.
13491 * config/moxie/t-moxie-softfp: Created.
13492 * config/moxie/moxie.md: Created.
13493 * config/moxie/constraints.md: Created.
13494 * config.gcc: Add moxie support.
13495 * doc/md.texi (Machine Constraints): Add moxie constraints.
13496 * doc/contrib.texi (Contributors): Mention moxie port.
13497 * doc/install.texi (Specific): Mention the moxie port.
13499 2009-06-09 Ian Lance Taylor <iant@google.com>
13501 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13502 compiling with C++.
13503 * optabs.c (optab_table): Only use designated initializers if
13504 HAVE_DESIGNATED_INITIALIZERS is defined.
13505 (convert_optab_table): Likewise.
13506 (init_optabs): Always call init_insn_codes if
13507 HAVE_DESIGNATED_INITIALIZERS is not defined.
13509 2009-06-09 Ian Lance Taylor <iant@google.com>
13511 * targhooks.c (default_builtin_vectorized_function): Change fn
13512 parameter to unsigned int.
13513 (default_builtin_vectorized_conversion): Change code parameter to
13515 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13516 * targhooks.h: Update declarations.
13517 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13518 parameter to unsigned int.
13520 * c-typeck.c (comptypes_check_enum_int): New static function.
13521 (comptypes_internal): Add enum_and_int_p parameter. Change all
13523 (comp_target_types): Add location parameter. Change all callers.
13524 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13525 Change all callers.
13526 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13527 (build_conditional_expr): Add colon_loc parameter. Change all
13529 (convert_for_assignment): Add location parameter. Change all callers.
13530 * c-parser.c (c_parser_conditional_expression): Pass location of
13531 colon to build_conditional_expr.
13532 * c-tree.h (build_conditional_expr): Update declaration.
13534 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13536 * graphite.c: Revert previous patch.
13538 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13541 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13543 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13545 * tree-ssa-loop-prefetch.c
13546 (loop_prefetch_arrays): Fixed a portability problem in printf format
13549 2009-06-09 Martin Jambor <mjambor@suse.cz>
13551 PR tree-optimization/40351
13552 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13553 refrence to a potential artifical subaccess can be constructed.
13555 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13557 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13558 (sh_override_options): Likewise.
13559 * config/sh/sh.c: Include params.h.
13560 (sh_optimization_options): New.
13561 (sh_override_options): Likewise.
13562 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13563 (OVERRIDE_OPTIONS): Use sh_override_options.
13565 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13567 * dwarf2out.c (emit_cfa_remember): New variable.
13568 (add_fde_cfi): If emit_cfa_remember, recurse to add
13569 DW_CFA_remember_state first.
13570 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13571 instead just set emit_cfa_remember.
13573 2009-06-08 Jan Hubicka <jh@suse.cz>
13576 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13578 2009-06-08 Jan Hubicka <jh@suse.cz>
13580 PR middle-end/39834
13581 * cgraphunit.c (save_inline_function_body): Do not copy transform
13582 hooks for saved inline bodies.
13583 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13584 for given function.
13586 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13588 * jump.c (returnjump_p): Handle delayed branches. Add missing
13591 2009-06-08 Jan Hubicka <jh@suse.cz>
13593 PR middle-end/40102
13594 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13595 original node might've been modified.
13596 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13598 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13600 * tree-object-size.c (addr_object_size): Add OSI argument.
13601 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13602 (compute_builtin_object_size, expr_object_size): Adjust callers.
13603 (plus_stmt_object_size): Call addr_object_size instead of
13604 compute_builtin_object_size.
13606 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13607 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13609 * tree-ssa-loop-prefetch.c
13610 (gather_memory_references): Introduced a counter for the number of
13612 (anything_to_prefetch_p): Introduced a counter for the number of
13614 (is_loop_prefetching_profitable): New function with a cost model
13616 (loop_prefetch_arrays): Use the new cost model to determine if
13617 prefetching is profitable.
13618 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13619 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13620 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13621 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13622 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13623 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13625 2009-06-08 Michael Matz <matz@suse.de>
13628 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13629 partitions use the same.
13630 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13631 for basevars of SSA_NAMEs.
13632 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13633 to not expand them twice.
13634 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13637 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13639 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13640 (fdump-final-insns=, gtoggle): New.
13641 * doc/invoke.texi: Document them.
13642 * final.c (rest_of_clean_state): Dump final insn stream.
13643 * gcc.c (invoke_as): Hook in -fcompare-debug.
13644 (static_spec_functions): Add compare-debug-dump-opt,
13645 compare-debug-self-opt and compare-debug-auxbase-opt.
13646 (compare_debug, compare_debug_second, compare_debug_opt): New.
13647 (switches_debug_check, n_switches_debug_check): New.
13648 (debug_auxbase_opt, debug_check_temp_file): New.
13649 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13651 (do_self_spec): Handle arguments after switches.
13652 (do_spec_1): Add .gk extension to temp file basenames for compare.
13653 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13654 (cc1_options): Use it instead of normal auxbase computation for
13655 the second compare-debug compilation.
13656 (compare_files): New.
13657 (main): Set up and implement compare debug mode.
13658 (compare_debug_dump_opt_spec_function): New.
13659 (compare_debug_self_opt_spec_function): New.
13660 (compare_debug_auxbase_opt_spec_function): New.
13661 * toplev.c (process_options): Handle flag_gtoggle,
13662 flag_dump_final_insns.
13663 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13664 during -fcompare-debug-second compilation.
13666 2009-06-07 Ian Lance Taylor <iant@google.com>
13668 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13669 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13671 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13672 with no default node. Change warning with %H to warning_at.
13673 Don't clear warn_switch around case checking.
13674 * doc/invoke.texi (Warning Options): Clarify distinction between
13675 -Wswitch and -Wswitch-enum.
13677 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13679 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13681 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13683 * gbl-ctors.h: Add header guard.
13685 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13687 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13688 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13689 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13690 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13691 prototypes for removed functions.
13692 (expressions_equal_p): Move to ...
13693 * tree-ssa-sccvn.h: ... here and ...
13694 * matrix-reorg.c: ... adjust includes.
13696 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13698 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13700 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13702 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13703 (finish_function): Remove erroneous whitespace.
13705 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13707 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13708 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13710 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13712 * errors.c (internal_error): Commentary typo fix.
13713 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13714 * tree-ssa-pre.c: Ditto.
13716 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13718 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13719 them is supposed to hold actual statements.
13721 2009-06-06 Ian Lance Taylor <iant@google.com>
13723 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13724 empty statements can now have attributes.
13726 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13728 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13729 * config/mips/mips.md: Ditto.
13731 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13733 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13735 (__eabi_uconvert): Likewise.
13737 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13739 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13740 CFI_* definitions with IN_GCC.
13742 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13744 * xcoffout.h (xcoffout_source_line): Update prototype.
13746 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13748 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13749 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13751 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13753 PR middle-end/40340
13754 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13755 inlined_function_outer_scope_p blocks for artificial inlines
13757 * tree.c (tree_nonartificial_location): Rewrite using
13758 block_nonartificial_location.
13760 2009-06-05 Revital Eres <eres@il.ibm.com>
13761 Leehod Baruch <leehod@il.ibm.com>
13763 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13764 (expand_expr_real_1): Remove comment.
13765 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13766 Vectorize misaligned access when the target supports it.
13767 (vect_supportable_dr_alignment): Check for unaligned access support.
13768 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13771 2009-06-05 Julian Brown <julian@codesourcery.com>
13773 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13774 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13776 2009-06-05 Richard Guenther <rguenther@suse.de>
13779 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13780 as possibly unused.
13782 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13784 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13785 (save_gprs): Don't tell unwinder when a global register is saved.
13786 (s390_emit_epilogue): Emit needed epilogue unwind info.
13788 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13790 * dwarf2out.c (deferred_asm_name): New.
13791 (add_name_and_src_coords_attributes): Defer creation of
13792 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13794 (move_linkage_attr): New.
13795 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13798 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13800 * tree-nested.c (finalize_nesting_tree_1): Declare the
13801 frame_decl in the binding tree.
13803 2009-06-04 Cary Coutant <ccoutant@google.com>
13805 * basic-block.h (struct basic_block_def): Add discriminator field.
13806 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13808 * debug.c (do_nothing_debug_hooks): Add additional entry.
13809 (debug_nothing_int_charstar_int): New function.
13810 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13811 (debug_nothing_int_charstar_int): New declaration.
13812 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13813 discriminator value in .loc directive.
13814 * final.c (last_discriminator): New variable.
13815 (discriminator): New variable.
13816 (final_start_function): Initialize above variables, pass current
13817 discriminator to debug hook.
13818 (notice_source_line): Check for discriminator change.
13819 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13820 * sdbout.c (sdbout_source_line): New parameter.
13821 * tree-cfg.c (struct locus_discrim_map): New structure type.
13822 (discriminator_per_locus): New hash table.
13823 (build_gimple_cfg): Allocate and free discriminator hash table.
13824 (make_edges): Call assign_discriminator.
13825 (locus_map_hash): New function.
13826 (locus_map_eq): New function.
13827 (next_discriminator_for_locus): New function.
13828 (same_line_p): New function.
13829 (assign_discriminator): New function.
13830 (make_cond_expr_edges): Call assign_discriminator.
13831 (make_gimple_switch_edges): Likewise.
13832 (first_non_label_stmt): New function.
13833 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13835 * xcoffout.c (xcoffout_source_line): Add new parameter.
13837 * configure.ac (gcc_cv_as_discriminator): New configury check for
13838 gas support for discriminator.
13839 * configure: Regenerate.
13840 * config.in: Regenerate.
13842 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13844 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13845 val after checking for integers.
13847 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13849 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13851 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13852 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13853 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13854 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13855 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13856 X64_SSE_REGPARM_MAX.
13857 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13858 X64_SSE_REGPARM_MAX.
13860 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13862 * gcc.c (report_times_to_file): New.
13863 (execute): Implement it.
13864 (process_command): Support -time=.
13865 * doc/invoke.texi: Document it.
13867 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13869 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13870 that have value exprs.
13872 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13874 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13875 declarations for constants until...
13876 (dw2_output_indirect_constant_1): ... this point.
13878 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13881 * arm.md (arm_addsi3): Don't try to split an add with an
13882 eliminable register until after reload has completed.
13884 2009-06-03 Ian Lance Taylor <iant@google.com>
13886 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13887 * genattrtab.c (write_length_unit_log): Likewise.
13888 * genchecksum.c (dosum): Likewise.
13889 * gengtype.c (write_rtx_next): Likewise.
13890 (finish_root_table, write_roots): Likewise.
13891 * gimple.c (gimple_ops_offset_): Likewise.
13892 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
13893 * config/arc/arc.c (arc_attribute_table): Likewise.
13894 * config/arm/arm.c (arm_attribute_table): Likewise.
13895 * config/avr/avr.c (avr_attribute_table): Likewise.
13896 * config/crx/crx.c (crx_attribute_table): Likewise.
13897 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
13898 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
13899 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
13900 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
13901 * config/sh/sh.c (sh_attribute_table): Likewise.
13902 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
13903 * config/spu/spu.c (spu_attribute_table): Likewise.
13904 * config/v850/v850.c (v850_attribute_table): Likewise.
13906 * config/alpha/alpha.c (vms_attribute_table): Make static.
13907 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
13908 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
13909 * config/mips/mips.c (mips_attribute_table): Likewise.
13911 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
13913 (cc1-checksum.o): Likewise.
13915 2009-06-03 Steve Ellcey <sje@cup.hp.com>
13917 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
13919 2009-06-03 Jakub Jelinek <jakub@redhat.com>
13921 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
13922 insn if it is changing sp. Use gen_add3_insn instead of
13923 conditionally gen_addsi3 and gen_adddi3.
13924 (offset_below_red_zone_p): New static inline function.
13925 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
13926 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
13927 * config/rs6000/ppc-asm.h: Include auto-host.h.
13928 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
13929 CFI_RESTORE): Define.
13930 * config/rs6000/crtresxgpr.asm: Add unwind info.
13931 * config/rs6000/crtresxfpr.asm: Likewise.
13932 * config/rs6000/crtresgpr.asm: Likewise.
13933 * config/rs6000/crtresfpr.asm: Likewise.
13934 * config/rs6000/crtsavgpr.asm: Likewise.
13935 * config/rs6000/crtsavfpr.asm: Likewise.
13937 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
13938 argument of DWARF2_FRAME_REG_OUT macros.
13940 2009-06-03 Julian Brown <julian@codesourcery.com>
13942 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
13943 words or less (including TImode) in core registers.
13945 2009-06-03 Richard Guenther <rguenther@suse.de>
13947 PR middle-end/40328
13948 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
13950 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
13952 * statistics.c (statistics_counter_event): Do not record event
13953 in pass dump if its number == -1.
13954 (curr_statistics_hash): Add assert that we never get passes
13955 with static number == -1.
13957 2009-06-03 Richard Guenther <rguenther@suse.de>
13958 Andrey Belevantsev <abel@ispras.ru>
13960 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
13961 non-BLKmode arrays addressable.
13963 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
13965 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
13966 * config/m68k/m68k.h: ... here.
13968 2009-06-03 Martin Jambor <mjambor@suse.cz>
13970 PR tree-optimization/40323
13971 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
13974 2009-06-03 Richard Guenther <rguenther@suse.de>
13976 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13979 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
13981 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13982 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
13983 JUMP_TABLE_DATA_P where applicable.
13984 * config/sh/sh.c: Ditto.
13985 * config/sh/sh.h: Ditto.
13986 * config/sh/sh.md: Ditto.
13987 * config/sh/symbian.c: Ditto.
13989 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
13991 * config/i386/driver-i386.c (describe_cache): Optimize
13992 concatenation of strings. Use snprintf instead of sprintf.
13993 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
13994 target when not compiling with GCC.
13996 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
13998 * config/sh/sh.c: Revert last change.
13999 (sh_expand_epilogue): Emit a blockage insn before the frame
14000 pointer adjustment unconditionally.
14002 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14004 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14005 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14006 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14007 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14008 to COLLECT_GCC_OPTIONS.
14010 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14012 * collect2.c (target_system_root): New variable.
14013 (main): Handle --sysroot=.
14014 (ignore_library): Strip the sysroot from the library path.
14016 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14018 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14019 (collect2.o): Depend on collect2-aix.h.
14020 (collect2-aix.o): New rule.
14021 * collect2-aix.h: New file.
14022 * collect2-aix.c: Likewise.
14023 * collect2.c: Include collect2-aix.h. Don't undefine
14024 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14025 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14026 Use TARGET_AIX_VERSION instead of _AIX51.
14027 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14028 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14029 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14030 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14031 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14033 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14035 * collect2.c (ignore_library): Avoid premature post-increment
14036 and null deference.
14038 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14040 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14041 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14042 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14043 CROSS_DIRECTORY_STRUCTURE too.
14044 (LINK_LIBG_SPEC): Likewise.
14045 (LIB_SPEC): Add %R to sysroot paths.
14046 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14047 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14048 * config/rs6000/aix51.h: As for aix43.h.
14049 * config/rs6000/aix52.h: Likewise.
14050 * config/rs6000/aix53.h: Likewise.
14051 * config/rs6000/aix61.h: Likewise.
14052 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14053 to the beginning of sysroot paths.
14055 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14057 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14058 INSN_LISTs that are out of the REG_NOTE range.
14060 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14062 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14063 (struct var_to_expand): Likewise.
14064 (struct opt_info): Add head and tail for linked lists of the above.
14065 (analyze_insn_to_expand_var): Initialize next.
14066 (analyze_iv_to_split_insn): Likewise.
14067 (analyze_insns_in_loop): Create linked lists.
14068 (allocate_basic_variable): Simplify for use without hash table.
14069 (insert_var_expansion_initialization): Likewise, make it type-safer.
14070 (combine_var_copies_in_loop_exit): Likewise.
14071 (apply_opt_in_copies): Walk lists rather than hash tables.
14072 (release_var_copies): Simplified and inlined by hand into...
14073 (free_opt_info): ... this function.
14075 2009-06-02 Richard Guenther <rguenther@suse.de>
14077 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14080 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14082 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14083 only for builtins that are not overridden.
14085 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14087 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14090 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14092 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14094 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14096 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14098 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14100 * common.opt (fdump-unnumbered-links): New.
14101 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14102 * print-rtl.c (flag_dump_unnumbered_links): New.
14103 (print_rtx): Test it.
14105 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14107 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14108 push/pop multiple to 8-byte alignment.
14110 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14112 * config/i386/i386.c (queued_cfa_restores): New static variable.
14113 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14115 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14116 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14117 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14118 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14119 note unconditionally.
14120 (ix86_emit_restore_regs_using_mov): Likewise.
14121 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14122 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14123 it through to ix86_emit_restore_reg_using_pop.
14124 (ix86_emit_leave): Add RED_OFFSET argument. Call
14125 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14126 instead of adding REG_CFA_OFFSET note unconditionally.
14127 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14128 the above functions. Call ix86_add_queued_cfa_restore_notes when
14131 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14132 force output of the label even for dwarf2out_do_cfi_asm.
14133 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14134 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14135 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14137 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14138 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14139 dwarf2out_cfi_label callers.
14140 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14141 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14142 Adjust dwarf2out_cfi_label callers.
14143 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14145 * config/i386/i386.h (struct machine_cfa_state,
14146 struct machine_function): Guard with ifndef USED_FOR_TARGET
14147 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14150 * emutls.c (__emutls_get_address): Change arr->size to mean number
14151 of allocated arr->data entries instead of # of slots + 1.
14153 PR middle-end/40316
14154 * recog.c (peep2_reinit_state): New function.
14155 (peephole2_init_state): Use it at the end of a basic block and also
14156 when seeing a RTX_FRAME_RELATED_P insn.
14158 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14160 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14161 fixuns_truncrfdi2): New.
14162 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14163 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14164 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14165 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14166 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14167 *recip_approx): Remove.
14168 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14169 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14170 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14172 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14175 2009-06-01 Ian Lance Taylor <iant@google.com>
14177 * attribs.c (register_attribute): Use CONST_CAST.
14178 * collect2.c (main): Use CONST_CAST2.
14179 (scan_prog_file): Likewise.
14180 * gcc.c (process_command, main): Likewise.
14181 * toplev.c (toplev_main): Likewise.
14183 * c-typeck.c (handle_warn_cast_qual): New static function,
14184 partially broken out of build_c_cast.
14185 (build_c_cast): Call handle_warn_cast_qual.
14186 * doc/invoke.texi (Warning Options): Document new effect of
14189 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14191 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14192 (diagnostic_report_current_module): Print columns.
14193 * common.opt (flag_show_column): Enable by default.
14195 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14197 * alias.c (find_base_term): Check for NULL term before returning.
14199 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14201 Revert due to PR40320:
14202 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14203 * calls.c (emit_library_call_value_1): Don't force_operand for move
14206 2009-06-01 Olivier Hainque <hainque@adacore.com>
14207 Eric Botcazou <ebotcazou@adacore.com>
14209 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14210 to be processed as a bitfield for constructor output purposes.
14211 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14213 * varasm.c (oc_local_state): New type, output_constructor
14214 local state to support communication with helpers.
14215 (oc_outer_state): New type, output_constructor outer state of
14216 relevance in recursive calls.
14217 (output_constructor_array_range): New output_constructor helper,
14218 extracted code for an array range element.
14219 (output_constructor_regular_field): New output_constructor helper,
14220 extracted code for an element that is not a bitfield.
14221 (output_constructor_bitfield): New output_constructor helper,
14222 extracted code for a bitfield element. Accept an OUTER state
14223 argument for recursive processing. Recurse on record or array
14224 CONSTRUCTOR values, possibly past noop conversions.
14225 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14226 VALUE is a valid constant-valued expression for use in a static
14227 bit-field initializer.
14228 (output_constructor): Rework to use helpers. Accept and honor an
14229 OUTER state argument for recursive calls. Return total size. Be
14230 prepared for nested constructors initializing bitfields.
14231 (output_constant): Feed OUTER in calls to output_constructor.
14233 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14235 * calls.c (emit_library_call_value_1): Don't force_operand for move
14238 2009-06-01 Nick Clifton <nickc@redhat.com>
14240 * doc/invoke.texi (IA-64 Options): Fix typo.
14242 2009-06-01 Ira Rosen <irar@il.ibm.com>
14244 PR tree-optimization/39129
14245 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14247 (vect_do_peeling_for_loop_bound): Use
14248 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14249 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14250 (vect_loop_versioning): Likewise.
14251 (vect_create_cond_for_alias_checks): Fix indentation.
14252 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14254 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14255 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14256 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14257 "control flow in loop".
14258 (vect_estimate_min_profitable_iters): Use
14259 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14260 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14261 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14262 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14263 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14264 statement belongs to a group of strided accesses with the exact code
14266 (vectorizable_load): Likewise.
14267 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14268 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14270 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14272 * config/freebsd-stdint.h: New file.
14273 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14274 Add freebsd-stdint.h to tm_file.
14276 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14278 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14279 (thumb2_extendhidi2): Likewise.
14281 2009-05-31 Ian Lance Taylor <iant@google.com>
14283 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14285 2009-05-31 Ian Lance Taylor <iant@google.com>
14287 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14288 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14289 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14291 2009-05-31 Jason Merrill <jason@redhat.com>
14293 * tree-pretty-print.c (print_call_name): Take the callee, not the
14294 call itself. Make non-static. Use dump_function_name for functions.
14295 (dump_generic_node): Adjust.
14296 * diagnostic.h: Declare print_call_name.
14297 * gimple-pretty-print.c (dump_gimple_call): Use it.
14299 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14301 * config/sh/sh.md (ashldi3_std): New define_expand.
14304 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14307 * config/sh/sh.c: Include debug.h.
14308 (sh_expand_epilogue): Emit a blockage insn before the frame
14309 pointer adjustment also when dwarf2out_do_frame returns true.
14311 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14313 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14314 (thumb2_extendqidi2): New pattern.
14316 2009-05-31 Ira Rosen <irar@il.ibm.com>
14318 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14319 mark phis for renaming.
14320 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14321 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14322 Call mark_sym_for_renaming.
14323 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14324 * tree-vect-loop.c (vect_transform_loop): Remove
14325 vect_memsyms_to_rename initialization and a call to
14326 mark_set_for_renaming.
14328 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14330 PR middle-end/40304
14331 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14332 frame related even if !set_cfa && style < 0.
14334 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14336 * config/i386/mingw-tls.c: New file.
14337 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14338 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14339 defining _WIN32 but not __CYGWIN__.
14341 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14343 * configure.ac: Add MPC support.
14345 * config.in, configure: Regenerate.
14347 2009-05-29 Richard Henderson <rth@redhat.com>
14349 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14350 NOTE_INSN_BASIC_BLOCK.
14351 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14352 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14353 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14355 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14357 (add_cfi): Disable check redefining cfa away from drap.
14358 (lookup_cfa_1): Add remember argument; handle remember/restore.
14359 (lookup_cfa): Pass remember argument.
14360 (cfa_remember): New.
14361 (compute_barrier_args_size_1): Remove sibcall check.
14362 (dwarf2out_frame_debug_def_cfa): New.
14363 (dwarf2out_frame_debug_adjust_cfa): New.
14364 (dwarf2out_frame_debug_cfa_offset): New.
14365 (dwarf2out_frame_debug_cfa_register): New.
14366 (dwarf2out_frame_debug_cfa_restore): New.
14367 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14368 (dwarf2out_begin_epilogue): New.
14369 (dwarf2out_frame_debug_restore_state): New.
14370 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14371 DW_CFA_restore_state.
14372 (output_cfi_directive): Likewise.
14373 (convert_cfa_to_fb_loc_list): Likewise.
14374 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14375 * dwarf2out.h: Update.
14376 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14377 (copy_insn_1): Early out for null.
14378 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14379 and dwarf2out_frame_debug_restore_state.
14380 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14381 (prologue_insn_hash, epilogue_insn_hash): New.
14382 (free_after_compilation): Adjust freeing accordingly.
14383 (record_insns): Create hash table if needed; push insns into
14384 hash instead of array.
14385 (maybe_copy_epilogue_insn): New.
14386 (contains): Search hash table instead of array.
14387 (sibcall_epilogue_contains): Remove.
14388 (thread_prologue_and_epilogue_insns): Split eh_return insns
14389 and mark them as epilogues.
14390 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14391 scanning in terms of basic blocks.
14392 * insn-notes.def (CFA_RESTORE_STATE): New.
14393 * jump.c (returnjump_p_1): Accept EH_RETURN.
14394 (eh_returnjump_p_1, eh_returnjump_p): New.
14395 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14396 CFA_REGISTER, CFA_RESTORE): New.
14397 * rtl.def (EH_RETURN): New.
14398 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14400 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14401 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14403 * config/i386/i386.c (gen_push): Update cfa state.
14404 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14405 add a CFA_ADJUST_CFA note.
14406 (ix86_dwarf_handle_frame_unspec): Remove.
14407 (ix86_expand_prologue): Update cfa state.
14408 (ix86_emit_restore_reg_using_pop): New.
14409 (ix86_emit_restore_regs_using_pop): New.
14410 (ix86_emit_leave): New.
14411 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14412 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14413 * config/i386/i386.h (struct machine_cfa_state): New.
14414 (ix86_cfa_state): New.
14415 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14416 (eh_return_internal): Merge from eh_return_<mode>,
14417 use eh_return rtx, split w/ epilogue.
14419 2009-05-29 Ian Lance Taylor <iant@google.com>
14421 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14423 * calls.c (emit_library_call_value_1): Likewise.
14425 * c-typeck.c (c_build_va_arg): New function.
14426 * c-tree.h (c_build_va_arg): Declare.
14427 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14428 instead of build_va_arg.
14430 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14432 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14433 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14434 (ptr_difference_cost): Use affine combinations to compute it.
14435 (difference_cost): Likewise.
14436 (get_computation_cost_at): Compute more accurate cost for addresses
14437 if the ratio is a multiplier allowed in addresses.
14438 For non-addresses, consider that an additional offset or symbol is
14441 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14443 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14444 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14446 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14447 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14448 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14450 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14451 to 1 for TYPE_SSE{IADD1,CVT1}.
14452 (prefix_vex_imm8): Removed.
14453 (length_vex): Only pass 1 as second argument to
14454 ix86_attr_length_vex_default if prefix_extra is 0.
14455 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14456 (length): For prefix vex computation use length_immediate
14457 attribute instead of prefix_vex_imm8.
14458 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14459 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14460 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14461 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14462 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14463 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14464 a space in between the operands.
14465 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14466 if one operand is 0xff and the other one si, di, bp or sp.
14467 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14468 other one si, di, bp or sp.
14469 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14470 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14471 type and mode attributes.
14472 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14473 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14474 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14475 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14476 prefix_data16 attribute iff MODE_DF.
14477 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14478 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14479 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14480 constm128_operand in length_immediate computation.
14481 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14482 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14483 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14484 length_immediate attribute to 1.
14485 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14486 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14487 for certain alternatives.
14488 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14489 prefix_data16 attribute if MODE_V1DF.
14490 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14491 length_immediate to 1.
14492 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14493 length_address to 4, set mode attribute to MODE_DI.
14494 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14495 (fxam<mode>2_i387): Set length attribute to 4.
14496 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14497 *prefetch_3dnow_rex): Override length_address attribute.
14498 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14500 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14501 (constm128_operand): Removed.
14502 * config/i386/i386.c (memory_address_length): For
14503 disp && !index && !base in 64-bit mode account for SIB byte if
14504 print_operand_address can't optimize disp32 into disp32(%rip)
14505 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14506 for fs: or gs: segment.
14507 (ix86_attr_length_immediate_default): When checking if shortform
14508 is possible, truncate immediate to the length of the non-shortened
14510 (ix86_attr_length_address_default): Ignore MEM_P operands
14512 (ix86_attr_length_vex_default): Only check for DImode on
14513 GENERAL_REG_P operands.
14514 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14515 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14516 (sse_cvttps2pi): Clear prefix_rep attribute.
14517 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14519 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14520 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14521 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14522 iff operand 2 is const_int_operand.
14523 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14524 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14525 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14527 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14529 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14530 prefix_data16 attribute for movlpd and movhpd instructions.
14531 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14532 length_immediate for shufpd instruction.
14533 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14534 (avx_cmpp<avxmodesuffixf2c><mode>3,
14535 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14536 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14537 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14538 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14539 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14540 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14541 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14542 prefix_data16 attribute for the first alternative to 1.
14543 (*avx_loadlps): Override length_immediate for the first alternative.
14544 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14545 attributes for second alternative.
14546 (*vec_concatv2sf_sse4_1): Override length_immediate and
14547 prefix_data16 attributes for second alternative.
14548 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14549 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14550 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14551 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14552 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14553 prefix_data16 and length_immediate to 1.
14554 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14556 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14557 prefix_extra attribute for variants that don't have 0f prefix alone.
14558 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14559 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14560 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14561 *sse4_1_pextrd): Set length_immediate to 1.
14562 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14563 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14565 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14566 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14567 length_immediate to 1 for second alternative.
14568 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14569 prefix_extra and length_immediate attributes for the first
14571 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14573 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14574 to 1 for the first and third alternative.
14575 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14577 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14579 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14581 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14582 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14583 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14584 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14585 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14586 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14587 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14588 ssse3_psign<mode>3): Override prefix_rex attribute.
14589 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14590 (ssse3_palignrti): Override length_immediate to 1.
14591 (ssse3_palignrdi): Override length_immediate to 1, override
14592 prefix_rex attribute.
14593 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14594 (sse4a_extrqi): Override length_immediate to 2.
14595 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14596 (sse4a_insertq): Override prefix_data16 to 0.
14597 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14598 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14599 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14600 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14601 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14602 and length_immediate to 1.
14603 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14604 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14605 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14606 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14607 and length_immediate to 1.
14608 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14609 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14610 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14611 avx_ptest256): Override prefix_extra to 1.
14612 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14613 Override prefix_data16 and length_immediate to 1.
14614 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14615 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14616 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14617 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14618 prefix_data16 to 0 and prefix_extra to 2.
14619 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14620 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14622 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14623 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14624 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14625 and prefix_extra to 2.
14626 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14627 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14628 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14629 avx_vpermilvar<mode>3,
14630 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14631 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14632 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14633 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14634 Override prefix_extra to 1.
14635 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14636 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14637 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14638 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14639 prefix_extra and length_immediate to 1.
14640 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14642 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14643 to 1 for the first alternative.
14644 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14645 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14647 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14648 *movv2sf_internal_avx, *movv2sf_internal): Override
14649 prefix_rep attribute for certain alternatives.
14650 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14651 attributes for certain alternatives.
14652 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14653 attributes for certain alternatives.
14654 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14655 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14656 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14657 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14658 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14659 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14660 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14661 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14662 length_immediate to 1 if operand 2 is const_int_operand.
14663 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14664 *vec_extractv2si_1): Set length_immediate attribute to 1.
14665 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14666 using old 3DNOW insn rather than SSE/3DNOW_A.
14667 (mmx_emms, mmx_femms): Clear modrm attribute.
14669 2009-05-29 Martin Jambor <mjambor@suse.cz>
14671 * tree-sra.c: New implementation of SRA.
14673 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14674 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14675 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14676 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14677 (SRA_MAX_STRUCTURE_COUNT): Removed.
14678 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14679 * doc/invoke.texi (sra-max-structure-size): Removed.
14680 (sra-field-structure-ratio): Removed.
14682 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14684 PR middle-end/40291
14685 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14688 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14690 PR rtl-optimization/40101
14691 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14692 seqno. Adjust comment.
14693 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14694 inserting bookkeeping before a jump, the jump is not scheduled.
14695 When no positive seqno found, provide a value. Add comment.
14697 2009-05-29 Richard Guenther <rguenther@suse.de>
14699 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14700 short-cutting on the first component.
14702 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14704 PR middle-end/39958
14705 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14706 for trees other than decls/types.
14708 2009-05-29 Richard Guenther <rguenther@suse.de>
14710 * tree-ssa-operands.c (get_expr_operands): Do not handle
14711 INDIRECT_REFs in the handled-component case. Remove
14712 unused get_ref_base_and_extent case.
14713 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14714 tree_low_cst and host_integerp where possible.
14715 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14716 codes for equivalence.
14717 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14719 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14721 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14722 to tmake_file for i[34567]86-*-cygwin*.
14724 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14727 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14728 (altivec_categorize_keyword, init_vector_keywords,
14729 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14732 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14734 * tree.c (handle_dll_attribute): Check if node is
14735 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14737 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14739 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14741 (thumb2_zero_extendqidi2): Likewise.
14743 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14745 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14746 instead of gen_movrt.
14747 * config/sh/sh.md (movrt): Remove.
14749 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14751 * doc/invoke.texi (IA-64 Options):
14752 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14753 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14754 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14755 -msched-prefer-non-control-spec-insns,
14756 -msched-stop-bits-after-every-cycle,
14757 -msched-count-spec-in-critical-path,
14758 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14759 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14760 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14761 and -msched-spec-verbose.
14763 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14765 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14766 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14768 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14770 2009-05-28 Richard Guenther <rguenther@suse.de>
14772 * tree-ssa-alias.c (ao_ref_init): New function.
14773 (ao_ref_base): Likewise.
14774 (ao_ref_base_alias_set): Likewise.
14775 (ao_ref_alias_set): Likewise.
14776 (refs_may_alias_p_1): Change signature.
14777 (refs_may_alias_p): Adjust.
14778 (refs_anti_dependent_p): Likewise.
14779 (refs_output_dependent_p): Likewise.
14780 (call_may_clobber_ref_p_1): Change signature.
14781 (call_may_clobber_ref_p): Adjust.
14782 (stmt_may_clobber_ref_p_1): New function split out from ...
14783 (stmt_may_clobber_ref_p): ... here.
14784 (maybe_skip_until): Adjust signature.
14785 (get_continuation_for_phi): Likewise.
14786 (walk_non_aliased_vuses): Likewise.
14787 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14788 (ao_ref_init): Declare.
14789 (ao_ref_base): Likewise.
14790 (ao_ref_alias_set): Likewise.
14791 (stmt_may_clobber_ref_p_1): Likewise.
14792 (walk_non_aliased_vuses): Adjust.
14793 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14794 (get_ref_from_reference_ops): remove.
14795 (vn_reference_lookup_2): Adjust signature.
14796 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14797 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14798 (vn_reference_lookup): Adjust.
14799 (vn_reference_insert): Likewise.
14800 (vn_reference_insert_pieces): Adjust signature.
14801 (visit_reference_op_call): Adjust.
14802 * tree-ssa-pre.c (get_expr_type): Simplify.
14803 (phi_translate_1): Adjust.
14804 (compute_avail): Likewise.
14805 (translate_vuse_through_block): Do not re-build trees.
14806 (value_dies_in_block_x): Likewise.
14807 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14809 (vn_reference_lookup_pieces): Adjust declaration.
14810 (vn_reference_insert_pieces): Likewise.
14812 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14814 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14815 with checking disabled.
14817 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14821 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14822 macro definition for support of three-operand format aligned
14823 .comm directive in assembler on cygwin/pe/mingw target OS.
14824 * configure: Regenerate.
14825 * config.h: Regenerate.
14827 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14828 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14829 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14831 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14832 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14834 2009-05-28 Ira Rosen <irar@il.ibm.com>
14836 PR tree-optimization/40254
14837 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14838 in analysis of basic blocks.
14840 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14842 PR middle-end/33699
14843 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14844 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14845 (TARGET_INITIALIZER): Use it.
14846 * cse.c (CHEAPER): Move it up to the other macros.
14847 (insert): Rename this ...
14848 (insert_with_costs): ... to this. Add cost parameters. Update
14850 (insert): New function. Call insert_with_costs.
14851 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14852 find_reg_offset_for_const, try_const_anchors): New functions.
14853 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14854 when using a const-anchor. Call insert_const_anchors.
14855 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14856 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14858 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14860 * tree-inline.c (remap_decls): Enable nonlocalized variables
14861 when not optimizing.
14863 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14865 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14866 Simplify other tests involving optimize.
14868 2009-05-27 Tom Tromey <tromey@redhat.com>
14870 * unwind-dw2.c (_Unwind_DebugHook): New function.
14871 (uw_install_context): Call _Unwind_DebugHook.
14873 2009-05-27 Tom Tromey <tromey@redhat.com>
14875 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14877 2009-05-27 Ian Lance Taylor <iant@google.com>
14879 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14880 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14881 (ALL_LINKERFLAGS): Define.
14882 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14883 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14884 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14885 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14886 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14887 $(LINKER_FOR_BUILD).
14888 (build/gcov-iov$(build_exeext)): Likewise.
14890 2009-05-27 Julian Brown <julian@codesourcery.com>
14892 * gcse.c (target.h): Include.
14893 (can_assign_to_reg_without_clobbers_p): Check that the target allows
14894 copy of argument to a pseudo register.
14896 2009-05-27 Diego Novillo <dnovillo@google.com>
14898 * tree-ssa-live.c (dump_scope_block): Document arguments.
14899 (dump_scope_blocks): Document.
14900 (debug_scope_blocks): New.
14901 * tree-flow.h (debug_scope_blocks): Declare.
14903 2009-05-21 Denis Chertykov <denisc@overta.ru>
14905 * doc/contrib.texi (Contributors): Add myself to the list.
14907 2009-05-27 Olivier Hainque <hainque@adacore.com>
14909 * expr.c (target_align): New function. Alignment the TARGET of an
14910 assignment may be assume to have.
14911 (highest_pow2_factor_for_target): Use it instead of relying on
14912 immediate tree attributes of TARGET, not necessarily honored when
14913 intermediate bitfields are involved.
14915 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
14918 * config/i386/driver-i386.c (host_detect_local_cpu): Support
14919 AVX, SSE4, AES, PCLMUL and POPCNT.
14921 2009-05-27 Diego Novillo <dnovillo@google.com>
14923 * tree-pretty-print.c (dump_location): New.
14924 (dump_generic_node): Call it.
14925 Factor code to handle BLOCK nodes ...
14926 (dump_block_node): ... here.
14928 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
14930 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
14932 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
14934 * gcc-plugin.h: Include config.h and system.h.
14935 (IN_GCC): Define if not defined.
14937 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
14939 PR middle-end/40249
14940 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
14943 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
14945 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
14947 * config/m32r/m32r.h: Ditto.
14948 * config/m32r/m32r.md: Ditto.
14949 * config/m32r/predicates.md: Ditto.
14951 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
14953 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
14955 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
14958 (Loading plugins): typo.
14959 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
14960 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14961 (Interacting with the GCC Garbage Collector): Added new section.
14962 (Giving information about a plugin): Added new section for
14964 * ggc.h (ggc_register_root_tab): Added declaration.
14965 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
14966 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
14967 (register_callback): Improved comment in declaration.
14968 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
14969 (extra_root_vec) Added static variable for dynamic roots registration.
14970 (ggc_register_root_tab) Added new routine.
14971 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
14972 PLUGIN_GGC_MARKING event.
14973 * ggc-zone.c: Include plugin.h.
14974 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14975 * ggc-page.c: Include plugin.h.
14976 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14977 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
14978 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
14979 (register_callback): check lack of callbacks for
14980 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
14981 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
14982 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
14983 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14984 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
14985 dependency on plugin.h.
14986 (plugin.o): Added dependency on ggc.h...
14988 2009-05-26 Richard Guenther <rguenther@suse.de>
14990 PR middle-end/40248
14992 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14993 with mismatched comparison modes.
14995 * expr.c (expand_expr_real_1): Expand the operand of a
14996 VIEW_CONVERT_EXPR in its natural mode.
14998 2009-05-26 Ian Lance Taylor <iant@google.com>
15000 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15001 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15002 (ALL_COMPILERFLAGS): Define.
15003 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15004 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15005 (collect2$(exeext), collect2.o): Likewise.
15006 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15007 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15008 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15009 (libbackend.o, intl.o, cppdefault.o): Likewise.
15010 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15011 (build/%.o): Use $(COMPILER_FOR_BUILD).
15012 (build/gen%$(build_exeext)): Likewise.
15013 (build/gcov-iov$(build_exeext)): LIkewise.
15014 * config/t-darwin (darwin.o): Use $(COMPILER).
15015 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15016 * config/t-sol2 (sol2-c.o): Likewise.
15017 (sol2.o): Likewise.
15018 * config/t-vxworks (vxworks.o): Likewise.
15019 * config/x-darwin (host-darwin.o): Likewise.
15020 * config/x-hpux (host-hpux.o): Likewise.
15021 * config/x-linux (host-linux.o): Likewise.
15022 * config/x-solaris (host-solaris.o): Likewise.
15023 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15024 * config/arm/t-arm (arm-c.o): Likewise.
15025 * config/arm/t-pe (pe.o): Likewise.
15026 * config/arm/t-wince-pe (pe.o): Likewise.
15027 * config/i386/t-cygming (winnt.o): Likewise.
15028 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15029 * config/i386/t-cygwin (cygwin1.o): Likewise.
15030 (cygwin2.o): Likewise.
15031 * config/i386/t-i386 (i386-c.o): Likewise.
15032 * config/i386/t-interix (winnt.o): Likewise.
15033 * config/i386/t-netware (netware.o): Likewise.
15034 * config/i386/t-nwld (nwld.o): Likewise.
15035 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15036 * config/i386/x-i386 (driver-i386.o): Likewise.
15037 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15038 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15039 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15040 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15041 * config/mips/x-native (driver-native.o): Likewise.
15042 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15043 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15044 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15045 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15046 * config/score/t-score-elf (score7.o): Likewise.
15047 (score3.o): Likewise.
15048 * config/sh/t-sh (sh-c.o): Likewise.
15049 * config/sh/t-symbian (sh-c.o): Likewise.
15050 (symbian.o): Likewise.
15051 * config/spu/t-spu-elf (spu-c.o): Likewise.
15052 * config/v850/t-v850 (v850-c.o): Likewise.
15053 * config/v850/t-v850e (v850-c.o): Likewise.
15055 2009-05-26 Richard Guenther <rguenther@suse.de>
15057 PR tree-optimization/40122
15058 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15059 VECTOR_CSTs if possible.
15060 (fold_gimple_assign): Likewise.
15062 2009-05-26 Richard Guenther <rguenther@suse.de>
15064 PR middle-end/40252
15065 * fold-const.c (fold_binary): Use the correct types for building
15068 2009-05-26 Richard Guenther <rguenther@suse.de>
15070 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15071 redundant calls to merge_alias_info.
15072 (bump_vector_ptr): Likewise.
15073 * tree-ssa-copy.c (merge_alias_info): Remove.
15074 (replace_exp_1): Remove call to merge_alias_info.
15075 (propagate_tree_value): Likewise.
15076 (fini_copy_prop): Propagate points-to info.
15077 * tree-flow.h (merge_alias_info): Remove.
15079 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15081 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15083 2009-05-25 Jan Hubicka <jh@suse.cz>
15085 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15086 * cgraph.h (struct inline_summary): New filed self_wize,
15087 size_inlining_benefit, self_time and time_inlining_benefit.
15088 (struct cgraph_global_info): Replace insns by time ans size fields.
15089 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15090 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15091 (ipcp_update_callgraph): Do not touch function bodies.
15092 * ipa-inline.c: Include except.h
15093 (MAX_TIME): New constant.
15094 (overall_insns): Remove.
15095 (leaf_node_p): New.
15096 (overall_size, max_benefit): New static variables.
15097 (cgraph_estimate_time_after_inlining): New function.
15098 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15099 (cgraph_clone_inlined_nodes): Update size.
15100 (cgraph_mark_inline_edge): Update size.
15101 (cgraph_estimate_growth): Use size info.
15102 (cgraph_check_inline_limits): Check size.
15103 (cgraph_default_inline_p): Likewise.
15104 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15105 (cgraph_decide_recursive_inlining): Check size.
15106 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15108 (cgraph_decide_inlining): Likewise.
15109 (cgraph_decide_inlining_incrementally): Likewise; honor
15110 PARAM_EARLY_INLINING_INSNS.
15111 (likely_eliminated_by_inlining_p): New predicate.
15112 (estimate_function_body_sizes): New function.
15113 (compute_inline_parameters): Use it.
15114 * except.c (must_not_throw_labels): New function.
15115 * except.h (must_not_throw_labels): Declare.
15116 * tree-inline.c (init_inline_once): Kill inlining_weigths
15117 * tree-ssa-structalias.c: Avoid uninitialized warning.
15118 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15119 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15120 (PARAM_INLINE_CALL_COST): Remove.
15121 (PARAM_EARLY_INLINING_INSNS): New.
15123 2009-05-25 Richard Guenther <rguenther@suse.de>
15125 PR tree-optimization/36327
15126 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15127 callback for reference translation or lookup at the point of may-defs.
15128 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15129 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15130 for union COMPONENT_REFs.
15131 (vn_reference_lookup_3): New callback. Lookup from memset
15132 and CONSTRUCTOR assignment, translate through struct copies.
15133 (vn_reference_lookup_pieces): Make sure to not free the
15134 passed operands array. Adjust walk_non_aliased_vuses call.
15135 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15136 make sure we do not leak memory.
15138 2009-05-25 Richard Guenther <rguenther@suse.de>
15140 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15141 * tree-inline.c (expand_call_inline): Reset the escaped and
15142 callused solutions.
15143 * tree-ssa-structalias.c (pass_build_ealias): New.
15144 * tree-pass.h (pass_build_ealias): Declare.
15145 * passes.c (init_optimization_passes): Add PTA during
15146 early optimizations.
15147 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15148 and CALLUSED solutions.
15149 (dump_points_to_solution): New function, split out from ...
15150 (dump_points_to_info_for): ... here.
15151 * tree-parloops.c (parallelize_loops): Reset the escaped and
15152 callused solutions.
15154 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15157 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15158 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15160 2009-05-25 Ira Rosen <irar@il.ibm.com>
15162 PR tree-optimization/40238
15163 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15164 statements after basic block's labels.
15165 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15166 to free the allocated memory.
15168 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15170 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15171 return address with a USE.
15173 2009-05-24 Richard Guenther <rguenther@suse.de>
15175 PR middle-end/40233
15176 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15177 array type from the main variant of the inner type.
15179 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15181 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15182 definition to bool (from int) to un-break build.
15183 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15185 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15187 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15188 discard_stmt_changes): Delete.
15189 * tree-ssa-operands.c (scb_stack): Delete.
15190 (init_ssa_operands): Do not initialize it.
15191 (fini_ssa_operands): Do not free it.
15192 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15194 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15195 update_stmt, remove the others. Fix comments.
15196 * tree-dfa.c (optimize_stack_restore): Likewise.
15197 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15198 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15199 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15200 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15202 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15203 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15204 (dom_opt_finalize_block): Likewise, adjusting access to
15206 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15207 (stmts_to_rescan): Change item type to gimple.
15208 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15210 2009-05-24 Ira Rosen <irar@il.ibm.com>
15212 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15213 * tree-pass.h (pass_slp_vectorize): New pass.
15214 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15215 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15216 * tree-vectorizer.c (timevar.h): Include.
15217 (user_vect_verbosity_level): Declare.
15218 (vect_location): Fix comment.
15219 (vect_set_verbosity_level): Update user_vect_verbosity_level
15220 instead of vect_verbosity_level.
15221 (vect_set_dump_settings): Add an argument. Ignore user defined
15222 verbosity if dump flags require higher level of verbosity. Print to
15223 stderr only for loop vectorization.
15224 (vectorize_loops): Update call to vect_set_dump_settings.
15225 (execute_vect_slp): New function.
15226 (gate_vect_slp): Likewise.
15227 (struct gimple_opt_pass pass_slp_vectorize): New.
15228 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15229 access its members.
15230 (vec_info_for_bb): New function.
15231 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15232 (VECTORIZATION_ENABLED): New macro.
15233 (SLP_ENABLED, SLP_DISABLED): Likewise.
15234 (vect_is_simple_use): Add bb_vec_info argument.
15235 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15236 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15237 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15238 vect_schedule_slp, vect_analyze_slp): Likewise.
15239 (vect_analyze_stmt): Add slp_tree argument.
15240 (find_bb_location): Declare.
15241 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15242 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15243 (vect_analyze_loop_operations, vect_analyze_loop,
15244 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15245 vect_finalize_reduction, vectorizable_reduction,
15246 vectorizable_live_operation, vect_transform_loop): Likewise.
15247 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15248 skip evolution analysis if analyzing a basic block.
15249 (dr_analyze_indices): Likewise.
15250 (initialize_data_dependence_relation): Skip the test whether the
15251 object is invariant for basic blocks.
15252 (compute_all_dependences): Skip dependence analysis for data
15253 references in basic blocks.
15254 (find_data_references_in_stmt): Don't fail in case of invariant
15255 access in basic block.
15256 (find_data_references_in_bb): New function.
15257 (find_data_references_in_loop): Move code to
15258 find_data_references_in_bb and add a call to it.
15259 (compute_data_dependences_for_bb): New function.
15260 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15261 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15263 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15264 unknown dependence in basic block and fail in case of dependence in
15266 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15267 dependence instances from either loop or basic block vectorization
15269 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15270 before calling nested_in_vect_loop_p.
15271 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15272 dependence instances from either loop or basic block vectorization
15274 (vect_verify_datarefs_alignment): Likewise.
15275 (vect_enhance_data_refs_alignment): Adjust function calls.
15276 (vect_analyze_data_refs_alignment): Likewise.
15277 (vect_analyze_group_access): Fix printing. Skip different checks if
15278 DR_STEP is 0. Keep strided stores either in loop or basic block
15279 vectorization data structure. Fix indentation.
15280 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15282 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15283 dependence instances from either loop or basic block vectorization
15285 (vect_analyze_data_refs): Update comment. Call
15286 compute_data_dependences_for_bb to analyze basic blocks.
15287 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15288 case of loop vectorization. In case of basic block vectorization use
15289 data-ref itself as a base.
15290 (vect_create_data_ref_ptr): In case of basic block vectorization:
15291 don't advance the pointer, add new statements before the current
15292 statement. Adjust function calls.
15293 (vect_supportable_dr_alignment): Support only aligned accesses in
15294 basic block vectorization.
15295 * common.opt (ftree-slp-vectorize): New flag.
15296 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15297 (vect_pattern_recog_1): Likewise.
15298 * tree-vect-stmts.c (process_use): Likewise.
15299 (vect_init_vector): Add new statements in the beginning of the basic
15300 block in case of basic block SLP.
15301 (vect_get_vec_def_for_operand): Adjust function calls.
15302 (vect_finish_stmt_generation): Likewise.
15303 (vectorizable_call): Add assert that it is loop vectorization, adjust
15305 (vectorizable_conversion, vectorizable_assignment): Likewise.
15306 (vectorizable_operation): In case of basic block SLP, take
15307 vectorization factor from statement's type and skip the relevance
15308 check. Adjust function calls.
15309 (vectorizable_type_demotion): Add assert that it is loop
15310 vectorization, adjust function calls.
15311 (vectorizable_type_promotion): Likewise.
15312 (vectorizable_store): Check for outer loop only in case of loop
15313 vectorization. Adjust function calls. For basic blocks, skip the
15314 relevance check and don't advance pointers.
15315 (vectorizable_load): Likewise.
15316 (vectorizable_condition): Add assert that it is loop vectorization,
15317 adjust function calls.
15318 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15319 that it is not reduction, get vector type, call only supported
15320 functions, skip loop specific parts.
15321 (vect_transform_stmt): Check for outer loop only in case of loop
15323 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15324 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15325 for external definition.
15326 * passes.c (pass_slp_vectorize): New pass.
15327 * tree-vect-slp.c (find_bb_location): New function.
15328 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15329 check for patterns only in loops.
15330 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15331 case of multiple types in basic block SLP.
15332 (vect_mark_slp_stmts_relevant): New function.
15333 (vect_supported_load_permutation_p): Fix comment.
15334 (vect_analyze_slp_instance): Add argument. In case of basic block
15335 SLP, take vectorization factor from statement's type, check that
15336 unrolling factor is 1. Adjust function call. Save SLP instance in
15337 either loop or basic block vectorization structure. Return FALSE,
15339 (vect_analyze_slp): Add argument. Get strided stores groups from
15340 either loop or basic block vectorization structure. Return FALSE
15341 if basic block SLP failed.
15342 (new_bb_vec_info): New function.
15343 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15344 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15345 (vect_schedule_slp): Add argument. Get SLP instances from either
15346 loop or basic block vectorization structure. Set vectorization factor
15347 to be 1 for basic block SLP.
15348 (vect_slp_transform_bb): New function.
15349 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15351 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15353 * final.c (shorten_branches): Do not align labels for jump tables.
15354 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15356 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15358 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15359 Remove outdated reference to flow.c and fix nits.
15360 * doc/gccint.texi: Tweak RTL description.
15361 * doc/rtl.texi: Likewise.
15363 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15365 * config/avr/avr.c: Change my email address.
15366 * config/avr/avr.h: Likewise.
15367 * config/avr/avr.md: Likewise.
15368 * config/avr/avr-protos.h: Likewise.
15369 * config/avr/libgcc.S: Likewise.
15371 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15373 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15374 (spu_split_load, spu_split_store): Change return type to int.
15375 (spu_split_convert): Declare.
15376 * config/spu/predicates.md (spu_mem_operand): Remove.
15377 (spu_mov_operand): Update.
15378 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15379 * config/spu/spu.c (regno_aligned_for_load): Remove.
15380 (reg_aligned_for_addr, spu_expand_load): Define.
15381 (spu_expand_extv): Reimplement and handle MEM.
15382 (spu_expand_insv): Handle MEM.
15383 (spu_sched_reorder): Handle insn's with length 0.
15384 (spu_legitimate_address_p): Reimplement.
15385 (store_with_one_insn_p): Return TRUE for any mode with size
15386 larger than 16 bytes.
15387 (address_needs_split): Define.
15388 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15390 (spu_convert_move): Define.
15391 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15392 (spu_split_store): Change all MEM's to TImode.
15393 (spu_init_expanders): Preallocate registers that correspond to
15394 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15396 (spu_split_convert): Define.
15397 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15398 (_move<mode>, _movdi, _movti): Update predicate and condition.
15399 (load, store): Change to define_split.
15400 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15402 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15403 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15404 define_insn_and_split of lshr<mode>3.
15405 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15406 (<v>ashr<mode>3_imm): Define.
15407 (extv, extzv, insv): Allow MEM operands.
15408 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15409 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15410 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15411 (_spu_convert2): Change to define_insn_and_split and remove the
15412 corresponding define_peephole2.
15413 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15414 Change predicates to memory_operand.
15416 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15418 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15420 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15422 PR tree-optimization/40219
15423 * tree.c (iterative_hash_expr): Make sure the builtin function is
15424 a normal builtin function and not a front end or back end builtin
15425 before indexing into the built_in_decls array.
15427 2009-05-22 Richard Guenther <rguenther@suse.de>
15429 PR middle-end/38964
15430 * alias.c (write_dependence_p): Do not use TBAA for answering
15431 anti-dependence or output-dependence.
15432 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15433 (emit_pointer_definition): Remove.
15434 (emit_alias_warning): Likewise.
15435 (find_what_var_points_to): Remove TBAA pruning code.
15436 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15438 (compute_points_to_sets): Remove code computing the set of
15439 dereferenced pointers.
15440 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15441 oracle for querying anti and output dependencies.
15442 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15443 if TBAA may be applied.
15444 (refs_anti_dependent_p): New function.
15445 (refs_output_dependent_p): Likewise.
15446 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15447 (refs_output_dependent_p): Likewise.
15448 * doc/tree-ssa.texi (Memory model): New section.
15449 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15450 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15451 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15452 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15453 * expr.c (expand_expr_real_1): Likewise.
15454 * gimple-low.c (lower_stmt): Likewise.
15455 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15456 (dump_gimple_cdt): Remove.
15457 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15458 (gimple_size): Likewise.
15459 (walk_gimple_op): Likewise.
15460 (is_gimple_stmt): Likewise.
15461 (walk_stmt_load_store_addr_ops): Likewise.
15462 (gimple_build_cdt): Remove.
15463 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15464 * gimple.h (gimple_cdt_new_type): Remove.
15465 (gimple_cdt_new_type_ptr): Likewise.
15466 (gimple_cdt_set_new_type): Likewise.
15467 (gimple_cdt_location): Likewise.
15468 (gimple_cdt_location_ptr): Likewise.
15469 (gimple_cdt_set_location): Likewise.
15470 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15471 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15472 GIMPLE_CHANGE_DYNAMIC_TYPE.
15473 (verify_types_in_gimple_stmt): Likewise.
15474 * tree-inline.c (estimate_num_insns): Likewise.
15475 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15476 (copy_decl_to_var): Likewise.
15477 (copy_result_decl_to_var): Likewise.
15478 * tree-pretty-print.c (dump_generic_node): Do not handle
15479 CHANGE_DYNAMIC_TYPE_EXPR.
15480 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15481 * tree-ssa-operands.c (get_expr_operands): Likewise.
15482 * tree-ssa-structalias.c (struct variable_info): Remove
15483 no_tbaa_pruning member.
15484 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15485 (unify_nodes): Do not copy it.
15486 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15487 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15488 (set_uids_in_ptset): Do not check it.
15489 (find_what_var_points_to): Likewise.
15490 (compute_tbaa_pruning): Remove.
15491 (compute_points_to_sets): Do not call it.
15492 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15493 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15494 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15495 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15496 (DECL_NO_TBAA_P): Likewise.
15497 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15498 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15499 (expand_omp_atomic_pipeline): Do not set it.
15500 * print-tree.c (print_node): Do not dump it.
15501 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15504 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15507 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15510 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15512 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15515 2009-05-22 Ben Elliston <bje@au.ibm.com>
15517 * Makefile.in (bversion.h, s-bversion): New targets.
15518 (TOPLEV_H): Add bversion.h.
15519 * toplev.h: Include "bversion.h".
15520 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15521 the __format__ attribute only if compiling with the same version
15522 of GCC as the sources (the "build version").
15524 2009-05-22 Ben Elliston <bje@au.ibm.com>
15526 * c-format.c (handle_format_attribute): Fix comment typo.
15528 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15531 * config/ia64/ia64.opt (mfused-madd): New.
15532 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15533 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15534 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15535 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15536 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15537 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15538 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15539 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15540 instruction if !TARGET_FUSED_MADD.
15541 (fpma, fpms): Remove colon from name.
15543 2009-05-22 Richard Guenther <rguenther@suse.de>
15545 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15546 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15547 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15549 (create_expression_by_pieces): Only convert if necessary.
15550 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15551 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15553 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15555 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15556 regular pattern from a template and rename it ...
15557 (*extzv_truncsi_exts): ... to this.
15559 2009-05-21 Richard Guenther <rguenther@suse.de>
15561 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15562 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15563 (cgraph_default_inline_p): Likewise.
15564 (cgraph_decide_inlining_incrementally): Likewise.
15566 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15567 Uros Bizjak <ubizjak@gmail.com>
15569 * config/i386/cpuid.h (bit_MOVBE): New.
15571 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15573 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15574 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15575 (ix86_handle_option): Handle OPT_mmovbe.
15576 (ix86_target_string): Add -mmovbe.
15577 (pta_flags): Add PTA_MOVBE.
15578 (processor_alias_table): Add PTA_MOVBE to "atom".
15579 (override_options): Handle PTA_MOVBE.
15581 * config/i386/i386.h (TARGET_MOVBE): New.
15583 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15584 (*bswapsi_movbe): New.
15585 (*bswapdi_movbe): Likewise.
15586 (bswapdi2): Renamed to ...
15587 (*bswapdi_1): This.
15588 (bswapdi2): New expander.
15590 * config/i386/i386.opt (mmovbe): New.
15592 * doc/invoke.texi: Document -mmovbe.
15594 2009-05-21 Taras Glek <tglek@mozilla.com>
15596 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15597 * gcc-plugin.h (plugin_init): Updated signature.
15598 * gcc-plugin.h (plugin_name_args): Moved to this header.
15599 * doc/plugins.texi (plugin_init): Updated documention to reflect
15601 * doc/plugins.texi (plugin_name_args): Added to documention.
15603 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15605 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15606 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15608 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15610 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15611 JUMP_TABLE_DATA_P predicates where applicable.
15612 * config/i386/predicates.md: Ditto.
15613 * config/i386/sse.md: Ditto.
15615 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15617 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15618 operand2 -128 override length_immediate attribute to 1.
15619 * config/i386/predicates.md (constm128_operand): New predicate.
15621 * config/i386/i386.c (memory_address_length): Handle %r12
15622 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15624 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15625 mode look through optional ZERO_EXTEND and SUBREG.
15626 * config/i386/i386.md (R12_REG): New define_constant.
15627 (prefix_data16): For sse unit set also for MODE_TI insns.
15628 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15629 insns set if operand 1 is ext_QIreg_operand.
15630 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15631 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15633 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15634 mode from MODE_DI to MODE_SI.
15635 (movdi_1_rex64): Override modrm and length_immediate attributes
15636 only for movabs (TYPE_IMOV, alternative 2).
15637 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15638 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15639 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15640 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15641 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15642 prefix_rex attribute if DImode.
15643 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15644 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15645 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15646 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15647 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15648 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15649 Likewise. For TYPE_IMOV clear length_immediate attribute.
15650 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15651 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15652 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15653 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15654 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15655 or one operand TYPE_ISHIFT.
15656 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15657 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15658 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15659 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15660 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15661 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15662 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15663 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15664 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15665 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15666 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15667 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15668 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15669 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15670 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15671 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15672 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15673 set mode attribute, don't override length attribute.
15674 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15676 (return_internal_long): Set length attribute to 2 instead of 1.
15677 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15678 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15679 prefix_rex attribute.
15680 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15682 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15684 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15686 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15688 2009-05-20 Ian Lance Taylor <iant@google.com>
15690 * tree.c (build_tree_list_vec_stat): New function.
15691 (ctor_to_vec): New function.
15692 (build_nt_call_vec): New function.
15693 (build_call_array): Change args to be a const pointer.
15694 (build_call_vec): New function.
15695 * tree.h (build_nt_call_vec): Declare.
15696 (build_tree_list_vec_stat): Declare.
15697 (build_tree_list_vec): Define.
15698 (build_call_array): Update declaration.
15699 (build_call_vec): Declare.
15700 (ctor_to_vec): Declare.
15701 * c-common.c (tree_vector_cache): New static variable.
15702 (make_tree_vector): New function.
15703 (release_tree_vector): New function.
15704 (make_tree_vector_single): New function.
15705 (make_tree_vector_copy): New function.
15706 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15707 (make_tree_vector_single, make_tree_vector_copy): Declare.
15708 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15709 (c_parser_expr_list): Don't manage cache here, instead call
15711 (c_parser_release_expr_list): Remove static function.
15712 (c_parser_vec_to_tree_list): Remove static function.
15713 (c_parser_attributes): Call build_tree_list_vec instead of
15714 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15715 c_parser_release_expr_list.
15716 (c_parser_postfix_expression_after_primary): Likewise.
15717 (c_parser_objc_keywordexpr): Likewise.
15719 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15721 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15722 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15723 TARGET_CONVERT_TO_TYPE.
15724 * hooks.c (hook_tree_const_tree_null): Define.
15725 * hooks.h (hook_tree_const_tree_null): Declare.
15726 * target.h (struct gcc_target): Add invalid_parameter_type,
15727 invalid_return_type, promoted_type, and convert_to_type fields.
15728 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15729 (TARGET_INVALID_RETURN_TYPE): Define.
15730 (TARGET_PROMOTED_TYPE): Define.
15731 (TARGET_CONVERT_TO_TYPE): Define.
15732 (TARGET_INITIALIZER): Update for new fields.
15733 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15734 (grokparms): Check targetm.invalid_parameter_type.
15735 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15736 * c-convert.c (convert): Check targetm.convert_to_type.
15738 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15740 * config/mips/mips.md (*extenddi_truncate<mode>,
15741 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15743 (*extendhi_truncateqi): New define_insn_and_sptit.
15745 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15747 PR middle-end/40204
15748 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15749 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15751 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15753 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15754 the operand of VIEW_CONVERT_EXPR.
15756 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15758 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15759 extended family and model for Intel processors. Support Intel Atom.
15761 2009-05-20 Olivier Hainque <hainque@adacore.com>
15763 * gstab.h (stab_code_type): Define, to be used instead of the
15764 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15766 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15767 occurrences by stab_code_type.
15768 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15770 2009-05-20 Martin Jambor <mjambor@suse.cz>
15772 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15773 (sra_insert_before): Likewise.
15774 (sra_insert_after): Likewise.
15775 (sra_init_cache): Likewise.
15776 (sra_type_can_be_decomposed_p): Likewise.
15777 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15778 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15779 (sra_insert_before): Likewise.
15780 (sra_insert_after): Likewise.
15781 (sra_init_cache): Likewise.
15782 (insert_edge_copies_seq): Made static and moved upwards.
15784 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15787 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15789 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15790 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15793 2009-05-20 Richard Guenther <rguenther@suse.de>
15795 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15796 with mismatched comparison modes.
15798 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15800 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15801 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15802 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15803 with shifts for Thumb2.
15804 (orsi_notsi): New for orn.
15805 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15806 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15807 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15808 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15809 Don't invert remainder for IOR.
15811 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15813 PR tree-optimization/40087
15814 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15815 number_of_iterations_ne): Rename never_infinite argument.
15816 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15817 number_of_iterations_le): Handle pointer-type ivs when
15818 exit_must_be_taken is false.
15819 (number_of_iterations_cond): Do not always assume that
15820 exit_must_be_taken if the control variable is a pointer.
15822 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15824 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15825 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15827 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15829 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15830 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15832 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15835 * c.opt (Wlogical-op): Disabled by default.
15836 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15838 * doc/invoke.texi (Wlogical-op): Likewise.
15840 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15842 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15844 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15845 Propagate the type of the first operand.
15846 <ASSERT_EXPR>: Simplify.
15847 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15848 Rewrite using the RHS code as discriminant.
15849 <NOP_EXPR>: Turn into CASE_CONVERT.
15850 <PLUS_EXPR>: Propagate the type of the first operand.
15852 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15854 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15855 (ia64_dconst_0_375): New.
15856 * config/ia64/ia64.c (ia64_override_options): Remove
15857 -minline-sqrt-min-latency warning.
15858 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15859 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15860 * config/ia64/ia64.md (*sqrt_approx): Remove.
15861 (sqrtsf2): Remove #if 0.
15862 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15863 (sqrtdf): Remove assert.
15864 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15865 (sqrtxf2): Remove #if 0.
15866 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15867 * div.md (sqrt_approx_rf): New.
15868 (sqrtsf2_internal_thr): New implementation.
15869 (sqrtsf2_internal_lat): New.
15870 (sqrtdf2_internal_thr: New implementation.
15871 (sqrtxf2_internal): New implementation.
15873 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15874 Hans-Peter Nilsson <hp@axis.com>
15876 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15877 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15878 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15879 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15880 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15881 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15882 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15883 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15884 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15885 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15886 * c-common.c: ...from here.
15888 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15890 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15892 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15894 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
15896 2009-05-19 Ben Elliston <bje@au.ibm.com>
15898 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
15899 assignments with memcpy calls.
15900 (add_fdes): Likewise.
15901 (binary_search_unencoded_fdes): Likewise.
15902 (linear_search_fdes): Eliminate type puns.
15904 2009-05-19 Richard Guenther <rguenther@suse.de>
15906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
15907 not falsely claim to have propagated into all uses.
15909 2009-05-19 Ben Elliston <bje@au.ibm.com>
15911 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
15914 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15916 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
15917 * config/sh/sh.c (sh_legitimate_address_p): Make static.
15918 (TARGET_LEGITIMATE_ADDRESS_P): New.
15919 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15920 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15922 2009-05-18 Dodji Seketeli <dodji@redhat.com>
15925 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
15926 child of the containing namespace's DIE.
15928 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
15930 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
15931 *zero_extendhi_truncqi): Move after the zero_extend patterns.
15932 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
15935 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
15938 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
15939 gen_align with gen_pad.
15940 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
15941 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
15943 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
15944 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
15946 * config/i386/i386.md (align): Renamed to ...
15947 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
15948 ASM_OUTPUT_MAX_SKIP_PAD.
15950 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
15952 * config.gcc: Fix variable syntax.
15955 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
15956 before calling exact_log2.
15957 (output_iorsi3): Likewise.
15958 (output_xorsi3): Likewise.
15960 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15962 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
15963 for the none zero constant operand except for EQ and NE
15964 comprisons even when the first operand is R0.
15966 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
15968 * config/s390/2064.md: Remove trailing whitespaces.
15969 * config/s390/2084.md: Likewise.
15970 * config/s390/constraints.md: Likewise.
15971 * config/s390/fixdfdi.h: Likewise.
15972 * config/s390/libgcc-glibc.ver: Likewise.
15973 * config/s390/s390-modes.def: Likewise.
15974 * config/s390/s390-protos.h: Likewise.
15975 * config/s390/s390.c: Likewise.
15976 * config/s390/s390.h: Likewise.
15977 * config/s390/s390.md: Likewise.
15978 * config/s390/tpf-unwind.h: Likewise.
15980 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15982 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
15984 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15987 * configure.ac (m68k-*-*): Check if binutils support TLS.
15988 * configure: Regenerate.
15989 * config/m68k/predicates.md (symbolic_operand): Extend comment.
15990 * config/m68k/constraints.md (Cu): New constraint.
15991 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
15992 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
15993 (movsi): Handle TLS symbols.
15994 (addsi3_5200): Handle XTLS symbols, indent.
15995 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
15996 (m68k_tls_reference_p): Declare.
15997 (m68k_legitimize_address): Declare.
15998 (m68k_unwrap_symbol): Declare.
15999 * config/m68k/m68k.opt (mxtls): New option.
16000 * config/m68k/m68k.c (ggc.h): Include.
16001 (m68k_output_dwarf_dtprel): Implement hook.
16002 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16003 (m68k_expand_prologue): Load GOT pointer when function needs it.
16004 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16005 (m68k_legitimate_constant_address_p): Same.
16006 (m68k_decompose_address): Handle TLS references.
16007 (m68k_get_gp): New static function.
16008 (enum m68k_reloc): New contants.
16009 (TLS_RELOC_P): New macro.
16010 (m68k_wrap_symbol): New static function.
16011 (m68k_unwrap_symbol): New function.
16012 (m68k_final_prescan_insn_1): New static function.
16013 (m68k_final_prescan_insn): New function.
16014 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16016 (legitimize_pic_address): Handle TLS references..
16017 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16018 (m68k_libcall_value_in_a0_p)
16019 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16020 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16021 (m68k_legitimize_tls_address): Handle TLS references.
16022 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16024 (m68k_legitimize_address): Handle TLS symbols.
16025 (m68k_get_reloc_decoration): New static function.
16026 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16028 (m68k_output_dwarf_dtprel): Implement hook.
16029 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16030 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16031 m68k_call_* routines.
16032 (sched_attr_op_type): Handle TLS symbols.
16033 (gt-m68k.h): Include.
16034 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16035 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16037 2009-05-18 Martin Jambor <mjambor@suse.cz>
16039 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16040 (visit_store_addr_for_mod_analysis): New function.
16041 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16042 (determine_cst_member_ptr): Use gimple_assign_single_p.
16043 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16044 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16045 operands. Don't check number of operands of a NOP_EXPR.
16047 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16049 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16051 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16054 * c-common.c (warn_logical_operator): Don't warn if one of
16055 expression isn't always true or false.
16057 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16059 * config/i386/biarch32.h: New file.
16060 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16062 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16064 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16065 *zero_extend<mode>_truncqi): Merge these into ...
16066 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16067 Name the pattern following this as *zero_extendhi_truncqi.
16069 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16071 PR middle-end/39301
16072 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16073 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16074 (output_info): Make field HOST_WIDEST_INT.
16075 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16076 (dump_bitmat_statistics): Same.
16078 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16080 * config.gcc (use_gcc_stdint): Set to wrap.
16081 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16082 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16083 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16084 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16085 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16086 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16087 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16088 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16090 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16092 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16094 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16095 Move definitions earlier.
16096 (OPT_ARCH64, OPT_ARCH32): Define.
16097 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16100 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16103 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16106 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16108 * arm.md (movdi2): Copy non-reg values to DImode registers.
16110 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16113 * final.c (label_to_max_skip): New function.
16114 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16115 CODE_LABEL_NUMBER <= max_labelno.
16116 * output.h (label_to_max_skip): New prototype.
16117 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16118 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16119 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16120 Handle CODE_LABELs with >= 16 byte alignment or with
16121 max_skip == (1 << align) - 1.
16122 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16123 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16126 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16127 .p2align 3 if MAX_SKIP is smaller than 7.
16128 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16130 2009-05-15 Ian Lance Taylor <iant@google.com>
16132 * alias.c (struct alias_set_entry_d): Rename from struct
16133 alias_set_entry. Change all uses.
16134 * except.c (struct call_site_record_d): Rename from struct
16135 call_site_record. Change all uses.
16136 * except.h (struct eh_region_d): Rename from struct eh_region.
16138 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16140 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16141 ivtype_map_elt. Change all uses.
16142 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16144 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16145 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16147 (struct sese_d): Rename from struct sese. Change all uses.
16148 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16149 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16150 * optabs.h (struct optab_d): Rename from struct optab. Change all
16152 (struct convert_optab_d): Rename from struct convert_optab.
16154 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16155 ipa_opt_pass. Change all uses.
16156 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16159 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16160 defined as a typedef.
16161 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16164 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16167 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16169 (merge_ranges): Returns bool.
16170 * tree.h (make_range): .. to here.
16171 (build_range_check): Likewise.
16172 (merge_ranges): Likewise. Renamed from merge_ranges.
16173 * c-typeck.c (parser_build_binary_op): Update calls to
16174 warn_logical_operator.
16175 * c-common.c (warn_logical_operator): Add new warning.
16176 * c-common.h (warn_logical_operator): Update declaration.
16178 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16180 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16182 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16184 * doc/install.texi: Document MPC requirements, flags etc.
16186 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16187 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16188 Evaluate constant arguments.
16189 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16190 (fold_builtin_1): Likewise, also evaluate constant arguments.
16191 Remove superfluous break.
16192 (do_mpc_ckconv): New.
16193 * real.h: Include mpc.h.
16194 * toplev.c (print_version): Output MPC version info if available.
16196 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16198 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16200 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16202 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16205 2009-05-15 Jan Hubicka <jh@suse.cz>
16207 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16208 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16209 (try_inline): Fix return value.
16210 (cgraph_decide_inlining_incrementally): Honor new value.
16211 (cgraph_early_inlining): Handle indirect inlining.
16212 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16214 2009-05-15 Jan Hubicka <jh@suse.cz>
16216 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16217 * cgraphunit.c (cgraph_finalize_function): Set it.
16218 (cgraph_expand_function): Use it.
16220 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16222 * real.c (encode_ieee_half): Define.
16223 (decode_ieee_half): Define.
16224 (ieee_half_format): Define.
16225 (arm_half_format): Define.
16226 * real.h (ieee_half_format): Declare.
16227 (arm_half_format): Declare.
16229 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16231 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16232 swapped, and reversed optabs exist before trying to use them.
16234 2009-05-15 Paul Brook <paul@codesourcery.com>
16235 Sandra Loosemore <sandra@codesourcery.com>
16237 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16238 loads. Allow PRE_DEC.
16239 (output_move_neon): Handle PRE_DEC.
16240 (arm_print_operand): Add 'A' for neon structure loads.
16241 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16242 * config/arm/neon.md (neon_mov): Update comment.
16243 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16245 (Um): New constraint.
16247 2009-05-15 Jan Hubicka <jh@suse.cz>
16249 Revert the following patch until testsuite fallout is fixed:
16250 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16251 * cgraph.h (struct inline_summary): New filed self_wize,
16252 size_inlining_benefit, self_time and time_inlining_benefit.
16253 (struct cgraph_global_info): Replace insns by time ans size fields.
16254 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16255 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16256 (ipcp_update_callgraph): Do not touch function bodies.
16257 * ipa-inline.c: Include except.h
16258 (MAX_TIME): New constant.
16259 (overall_insns): Remove
16260 (overall_size, max_benefit): New static variables.
16261 (cgraph_estimate_time_after_inlining): New function.
16262 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16263 (cgraph_clone_inlined_nodes): Update size.
16264 (cgraph_mark_inline_edge): Update size.
16265 (cgraph_estimate_growth): Use size info.
16266 (cgraph_check_inline_limits): Check size.
16267 (cgraph_default_inline_p): Likewise.
16268 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16269 (cgraph_decide_recursive_inlining): Check size.
16270 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16272 (cgraph_decide_inlining): Likewise.
16273 (cgraph_decide_inlining_incrementally): Likewise; honor
16274 PARAM_EARLY_INLINING_INSNS.
16275 (likely_eliminated_by_inlining_p): New predicate.
16276 (estimate_function_body_sizes): New function.
16277 (compute_inline_parameters): Use it.
16278 * except.c (must_not_throw_labels): New function.
16279 * except.h (must_not_throw_labels): Declare.
16280 * tree-inline.c (init_inline_once): Kill inlining_weigths
16281 * tree-ssa-structalias.c: Avoid uninitialized warning.
16282 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16283 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16284 (PARAM_INLINE_CALL_COST): Remove.
16285 (PARAM_EARLY_INLINING_INSNS): New.
16287 2009-05-15 Richard Guenther <rguenther@suse.de>
16289 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16290 not TODO_update_ssa.
16292 2009-05-15 Richard Guenther <rguenther@suse.de>
16294 PR tree-optimization/39999
16295 * gimple.h (gimple_expr_type): Use the expression type looking
16296 through useless conversions.
16297 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16298 (vn_nary_op_insert_stmt): Likewise.
16299 (simplify_binary_expression): Likewise.
16301 2009-05-15 Richard Guenther <rguenther@suse.de>
16303 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16304 New options, enabled by default.
16305 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16307 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16308 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16309 * tree-ssa-structalias.c (gate_tree_pta): New function.
16310 (pass_build_alias): Use it.
16312 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16314 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16315 recurse on an invariant address if a conversion from a pointer
16316 type to a wider integer type is involved.
16318 2009-05-15 Jan Hubicka <jh@suse.cz>
16320 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16321 * cgraph.h (struct inline_summary): New filed self_wize,
16322 size_inlining_benefit, self_time and time_inlining_benefit.
16323 (struct cgraph_global_info): Replace insns by time ans size fields.
16324 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16325 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16326 (ipcp_update_callgraph): Do not touch function bodies.
16327 * ipa-inline.c: Include except.h
16328 (MAX_TIME): New constant.
16329 (overall_insns): Remove
16330 (overall_size, max_benefit): New static variables.
16331 (cgraph_estimate_time_after_inlining): New function.
16332 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16333 (cgraph_clone_inlined_nodes): Update size.
16334 (cgraph_mark_inline_edge): Update size.
16335 (cgraph_estimate_growth): Use size info.
16336 (cgraph_check_inline_limits): Check size.
16337 (cgraph_default_inline_p): Likewise.
16338 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16339 (cgraph_decide_recursive_inlining): Check size.
16340 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16342 (cgraph_decide_inlining): Likewise.
16343 (cgraph_decide_inlining_incrementally): Likewise; honor
16344 PARAM_EARLY_INLINING_INSNS.
16345 (likely_eliminated_by_inlining_p): New predicate.
16346 (estimate_function_body_sizes): New function.
16347 (compute_inline_parameters): Use it.
16348 * except.c (must_not_throw_labels): New function.
16349 * except.h (must_not_throw_labels): Declare.
16350 * tree-inline.c (init_inline_once): Kill inlining_weigths
16351 * tree-ssa-structalias.c: Avoid uninitialized warning.
16352 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16353 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16354 (PARAM_INLINE_CALL_COST): Remove.
16355 (PARAM_EARLY_INLINING_INSNS): New.
16356 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16357 (inline-call-cost): Remove.
16358 (early-inlining-insns): New.
16360 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16362 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16364 (print_int_cst_bounds_in_octal_p): Likewise.
16365 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16367 * dwarf2out.c (base_type_die): Likewise.
16368 (is_subrange_type): Delete.
16369 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16370 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16371 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16372 if the destination type is boolean.
16373 (build_range_check): Do not special-case subtypes.
16374 (fold_sign_changed_comparison): Likewise.
16375 (fold_unary): Likewise.
16376 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16377 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16378 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16379 * tree.c (subrange_type_for_debug_p): New predicate based on the
16380 former is_subrange_type.
16381 * tree.h (subrange_type_for_debug_p): Declare.
16382 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16383 (convert_affine_scev): Remove call to above function.
16384 (chrec_convert_aggressive): Likewise.
16385 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16386 false for conversions involving subtypes.
16387 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16388 (vrp_val_min): Likewise.
16389 (needs_overflow_infinity): Likewise.
16390 (extract_range_from_unary_expr): Likewise.
16392 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16394 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16395 * config/frv/frv.c: Likewise.
16396 * config/s390/s390.c: Likewise.
16397 * config/sparc/sparc.h: Likewise.
16398 * config/i386/i386.h: Likewise.
16399 * config/i386/i386.c: Likewise.
16400 * config/crx/crx.c: Likewise.
16401 * config/m68hc11/m68hc11.h: Likewise.
16402 * config/iq2000/iq2000.c: Likewise.
16403 * config/mn10300/mn10300.h: Likewise.
16404 * config/mn10300/mn10300.c: Likewise.
16405 * config/m68k/m68k.c: Likewise.
16406 * config/rs6000/rs6000.c: Likewise.
16407 * config/rs6000/xcoff.h: Likewise.
16408 * config/rs6000/linux64.h: Likewise.
16409 * config/rs6000/sysv4.h: Likewise.
16410 * config/score/score3.c: Likewise.
16411 * config/score/score7.c: Likewise.
16412 * config/score/score.c: Likewise.
16413 * config/arm/arm.md: Likewise.
16414 * config/mips/mips.c: Likewise.
16415 * config/mips/mips.md: Likewise.
16416 * config/bfin/bfin.h: Likewise.
16417 * config/pa/pa.c: Likewise.
16418 * config/pa/constraints.md: Likewise.
16420 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16421 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16422 * config/pdp11/pdp11.h: Use memory_address_p instead.
16424 2009-05-14 Ian Lance Taylor <iant@google.com>
16426 * passes.c (finish_optimization_passes): Change i to int.
16427 * plugin.c (plugins_active_p): Change event to int.
16428 (dump_active_plugins): Likewise.
16429 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16431 * tree.c (tree_range_check_failed): Change c to unsigned int.
16432 (omp_clause_range_check_failed): Likewise.
16433 (build_common_builtin_nodes): Change mode to int. Add cast.
16434 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16435 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16437 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16438 ++ or -- with a variable of enum type.
16440 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16443 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16445 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16447 * store-motion.c: Do not include params.h
16448 * Makefile.in: Fix dependencies for various files.
16450 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16452 * auto-inc-dec.c: Fix pass description, remove apparent
16453 accidental duplication.
16455 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16457 PR middle-end/40147
16458 * ipa-utils.h (memory_identifier_string): Moved to ...
16459 * tree.h (memory_identifier_string): Here. Add GTY(()).
16461 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16463 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16464 in the former documentation of...
16465 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16466 * ira-conflicts.c (get_dup_num): Use address_operand.
16467 * targhooks.c (default_legitimate_address_p): New.
16468 * targhooks.h (default_legitimate_address_p): New.
16469 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16471 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16472 * target.h (struct target): Add legitimate_address_p.
16473 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16474 (TARGET_INITIALIZER): Include it.
16476 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16477 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16478 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16479 (TARGET_LEGITIMATE_ADDRESS_P): New.
16481 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16482 (REG_OK_STRICT_P): Delete.
16483 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16484 (frv_legitimate_address_p_1): ... this.
16485 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16486 (frv_legitimate_address_p_1): ... the renamed old
16487 frv_legitimate_address_p.
16488 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16489 (TARGET_LEGITIMATE_ADDRESS_P): New.
16491 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16492 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16493 * config/s390/s390.c (legitimate_address_p): Rename to...
16494 (s390_legitimate_address_p): ... this, make static.
16495 (legitimize_address): Adjust call.
16496 (TARGET_LEGITIMATE_ADDRESS_P): New.
16497 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16499 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16500 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16501 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16502 (TARGET_LEGITIMATE_ADDRESS_P): New.
16504 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16505 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16506 * config/spu/spu.c (spu_legitimate_address): Rename to...
16507 (spu_legitimate_address_p): ... this, make static.
16508 (TARGET_LEGITIMATE_ADDRESS_P): New.
16510 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16511 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16512 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16513 (sparc_legitimate_address_p): ... this, make static and return bool.
16514 (legitimize_address): Adjust call.
16515 (TARGET_LEGITIMATE_ADDRESS_P): New.
16517 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16518 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16519 * config/i386/i386.c (legitimate_address_p): Rename to...
16520 (ix86_legitimate_address_p): ... this, make static.
16521 (constant_address_p): Move after it, adjust call.
16522 (TARGET_LEGITIMATE_ADDRESS_P): New.
16524 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16525 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16526 * config/avr/avr.c (legitimate_address_p): Rename to...
16527 (avr_legitimate_address_p): ... this, make static.
16528 (legitimize_address): Adjust call.
16529 (TARGET_LEGITIMATE_ADDRESS_P): New.
16531 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16532 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16533 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16534 (TARGET_LEGITIMATE_ADDRESS_P): New.
16536 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16537 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16538 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16539 (TARGET_LEGITIMATE_ADDRESS_P): New.
16541 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16542 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16544 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16546 (TARGET_LEGITIMATE_ADDRESS_P): New.
16548 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16549 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16551 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16553 (m68hc11_legitimate_address_p): ... this, make static.
16554 (go_if_legitimate_address_internal): Rename to...
16555 (m68hc11_legitimate_address_p_1): ... this.
16556 (legitimize_address): Adjust call.
16557 (TARGET_LEGITIMATE_ADDRESS_P): New.
16559 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16560 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16561 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16562 (TARGET_LEGITIMATE_ADDRESS_P): New.
16564 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16565 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16566 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16567 (mn10300_legitimate_address_p): ... this, make static.
16568 (TARGET_LEGITIMATE_ADDRESS_P): New.
16570 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16571 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16572 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16573 (TARGET_LEGITIMATE_ADDRESS_P): New.
16575 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16576 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16577 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16578 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16579 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16580 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16581 (rs6000_legitimate_address_p): ... this, make static.
16582 (TARGET_LEGITIMATE_ADDRESS_P): New.
16583 (REG_MODE_OK_FOR_BASE_P): Delete.
16584 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16586 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16587 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16589 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16590 static, adjust types.
16591 (TARGET_LEGITIMATE_ADDRESS_P): New.
16593 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16594 * config/score/score.c (score_address_p): Rename to...
16595 (score_legitimate_address_p): ... this.
16596 (TARGET_LEGITIMATE_ADDRESS_P): New.
16597 * config/score/score3.c (score3_address_p): Rename to...
16598 (score3_legitimate_address_p): ... this.
16599 * config/score/score7.c (score7_address_p): Rename to...
16600 (score7_legitimate_address_p): ... this.
16602 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16603 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16604 GO_IF_LEGITIMATE_ADDRESS): Delete.
16605 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16606 thumb2_legitimate_address_p): Delete.
16607 (arm_legitimate_address_p): Rename to...
16608 (arm_legitimate_address_outer_p): ... this.
16609 * config/arm/constraints.md ("Uq"): Adjust call.
16610 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16611 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16613 (arm_legitimate_address_outer_p): ... this.
16614 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16616 (TARGET_LEGITIMATE_ADDRESS_P): New.
16618 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16619 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16620 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16621 (TARGET_LEGITIMATE_ADDRESS_P): New.
16623 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16624 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16625 * config/vax/vax.c (legitimate_address_p): Rename to...
16626 (vax_legitimate_address_p): ... this, make static.
16627 (TARGET_LEGITIMATE_ADDRESS_P): New.
16629 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16630 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16631 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16632 (TARGET_LEGITIMATE_ADDRESS_P): New.
16634 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16635 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16636 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16637 (mmix_legitimate_address_p): ... this, make static.
16638 (TARGET_LEGITIMATE_ADDRESS_P): New.
16640 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16641 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16642 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16643 (TARGET_LEGITIMATE_ADDRESS_P): New.
16645 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16647 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16648 of MODE_COMPLEX_INT.
16650 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16652 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16653 LCT_NORMAL in function call.
16654 * mips-tdump.c (print_file_desc): Add cast to enum type.
16655 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16656 (mark_stabs): Add casts to enum types.
16657 (parse_stabs_common): Add casts to enum types.
16659 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16661 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16662 Check for invalid values of LETTER.
16664 2009-05-13 Taras Glek <tglek@mozilla.com>
16666 * attribs.c (register_attribute): moved out attribute registration
16667 into register_attribute.
16668 * doc/plugins.texi: Documented register_attribute and
16670 * gcc-plugin.h: Added forward decl for register_attribute.
16671 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16672 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16673 PLUGIN_ATTRIBUTES boilerplate.
16675 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16677 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16678 values even in sentinel and empty entries.
16679 (ms_printf_flag_specs): Likewise.
16680 (ms_scanf_flag_specs): Likewise.
16681 (ms_strftime_flag_specs): Likewise.
16682 (ms_print_char_table): Likewise.
16683 (ms_scan_char_table): Likewise.
16684 (ms_time_char_table): Likewise.
16686 2009-05-13 Doug Kwan <dougkwan@google.com>
16688 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16690 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16692 * config/mips/mips.md (store): Add attributes for QI and HI.
16694 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16695 (truncdi<mode>2): ... this new pattern.
16697 2009-05-13 Brad Hards <bradh@kde.org>
16699 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16701 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16702 Ben Elliston <bje@au.ibm.com>
16704 PR middle-end/40035
16705 * dse.c (check_mem_read_rtx): Guard against width == -1.
16707 2009-05-13 Michael Matz <matz@suse.de>
16709 PR middle-end/39976
16710 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16711 (trivially_conflicts_p): New function.
16712 (insert_backedge_copies): Use it.
16714 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16716 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16717 (handle_stdc_pragma): Use new enum constant names.
16718 (handle_pragma_float_const_decimal64): Ditto.
16720 2009-05-13 Ian Lance Taylor <iant@google.com>
16722 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16725 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16727 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16728 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16730 * config/m68k/m68k.h (FL_UCLINUX): Define.
16732 2009-05-13 Jan Hubicka <jh@suse.cz>
16734 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16736 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16738 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16739 unless -fschedule-insns is specified.
16741 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16744 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16745 TARGET_EXPAND_CBRANCHDI4.
16746 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16747 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16748 (cmpeqdi): Fix comment.
16750 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16752 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16753 (sh_legitimate_address_p): Likewise.
16754 * config/sh/sh.c (sh_legitimate_index_p): New.
16755 (sh_legitimate_address_p): Likewise.
16756 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16757 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16758 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16759 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16760 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16761 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16762 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16763 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16764 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16766 2009-05-12 Jan Hubicka <jh@suse.cz>
16768 * tree-inline.c (estimate_operator_cost): Add operands;
16769 when division happens by constant, it is cheap.
16770 (estimate_num_insns): Loads and stores are not having cost of 0;
16771 EH magic stuff is cheap; when computing runtime cost of switch,
16772 use log2 base of amount of its cases; builtin_expect has cost of 0;
16773 compute cost for moving return value of call.
16774 (init_inline_once): Initialize time_based flags.
16775 * tree-inline.h (eni_weights_d): Add time_based flag.
16777 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16779 * df-core.c: Update head documentation.
16781 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16784 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16785 shadowing exisiting variable op1.
16787 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16790 * config/i386/driver-i386.c (processor_signatures): New enum.
16791 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16792 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16793 processor signature to detect geode processor.
16795 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16799 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16801 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16802 causes spurious differences between trunk and cond-optab branch.
16804 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16806 * dojump.c (compare_from_rtx): Delete.
16807 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16808 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16809 if the comparison does not satisfy the predicate; test predicates for
16810 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16811 further if one existing pattern fails.
16812 * expr.h (compare_from_rtx): Delete.
16813 (prepare_operand): Declare it.
16814 * optabs.c: Change "lib call" to "libcall" throughout.
16815 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16816 HAVE_conditional_trap, emit_cmp_insn): Delete.
16817 (can_compare_p): Delete cmp_optab case.
16818 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16819 Accept other parameters by value.
16820 (prepare_operand): Make non-static.
16821 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16822 other parameters by value. Try to widen operands here based on
16823 an optab_methods argument and looking at cbranch_optab.
16824 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16825 loop. Use cbranch_optab directly.
16826 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16827 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16829 (emit_conditional_move, emit_conditional_add): Inline what's needed
16830 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16831 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16832 with COMPARE. Move cmov_optab and cstore_optab above
16833 with cbranch_optab, move cmp_optab down with ucmp_optab,
16834 remove tst_otpab. Do not initialize trap_rtx.
16835 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16836 for trap code. Do not check HAVE_conditional_trap. Use
16837 prepare_cmp_insn. Accept no predicate for operand 3.
16838 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16839 (OTI_ctrap, ctrap_optab): New.
16840 (tst_optab): Delete.
16841 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16842 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16843 with lookup of ctrap_optab.
16844 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16846 (ctrap_optab): New.
16848 * combine.c (combine_simplify_rtx, simplify_set): Do not
16849 special case comparing against zero for cc0 machines.
16850 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16851 COMPARE on cc0 machines.
16852 (simplify_relational_operation): Return a new expression when
16853 a COMPARE could be removed.
16854 * final.c (final_scan_insn): Compare cc_status values
16855 against LHS of a (compare FOO (const_int 0)) cc0 source.
16856 Also check if cc_status.value is the full compare.
16858 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16859 (cstoreMM4): Document.
16860 (conditional_trap): Document ctrapMM4 instead.
16861 (sync_compare_and_swapMM): Refer to cbranchcc4.
16862 (Dependent Patterns): Eliminate obsolete information referring to
16863 the old jump optimization phase.
16864 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16865 of compares with 0 on cc0 machines.
16866 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16867 avoiding references to cc0. Remove text about storing operands
16869 * doc/tm.texi (Condition Codes): Include blurb on different
16870 condition code representations, separate into subsections for
16871 CC0, MODE_CC and conditional execution.
16873 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16874 alpha_emit_setcc): Accept operands and a machine mode.
16875 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16876 Get code/op0/op1 from operands, use machine mode argument
16877 instead of alpha_compare.fp_p. Emit the branch here.
16878 (alpha_emit_setcc): Likewise, and return boolean.
16879 (alpha_emit_conditional_move): Likewise. Assert that
16880 cmp_op_mode == cmp_mode, and simplify accordingly.
16881 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16882 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16883 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16885 (stack probe test): Use cbranchdi4.
16886 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16888 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16889 * config/arc/arc.h (movsicc, movsfcc): Use it.
16890 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16891 (cbranchsi4, cstoresi4): New.
16892 (cmpsi, bCC and sCC expanders): Remove.
16894 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
16895 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
16896 * config/arm/predicates.md (arm_comparison_operator): Only include
16897 floating-point operators if there is a hardware floating-point unit.
16898 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
16899 deferring to cbranch_cc and cstore_cc respectively.
16900 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
16901 cbranch_cc, cstore_cc): New.
16902 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
16904 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
16906 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
16907 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
16909 (adjust_insn_length): Adjust calls.
16910 (avr_reorg): Handle (compare (foo) (const_int 0)).
16911 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
16912 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
16913 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
16914 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
16916 (cbranchqi4, cbranchhi4, cbranchsi4): New.
16917 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
16919 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
16920 (cbranchsi4, cstorebi4, cstoresi4): New.
16921 (movbisi): This insn is duplicate, split it to zero_extend.
16922 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
16923 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
16924 (bfin_optimize_loop): Use cbranch expander.
16925 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
16926 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
16927 (bfin_bimode_comparison_operator): ... this.
16928 (bfin_direct_comparison_operator): New.
16930 * config/cris/cris.c (cris_normal_notice_update_cc): Look
16931 inside (compare FOO (const_int 0)).
16932 (cris_rtx_costs): Handle ZERO_EXTRACT.
16933 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
16934 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
16935 (*tstdi_v32): Delete.
16936 (*cmpdi_non_v32): Add M alternative for operand 1.
16937 (cmpsi, cmp<mode>): Make private.
16938 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
16940 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
16942 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
16943 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
16944 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
16945 (cc_reg_operand): New.
16946 (any_cond): Delete.
16947 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
16948 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
16949 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
16950 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
16951 crx_expand_scond): Delete.
16953 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
16955 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
16956 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
16958 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
16959 cstoresi4, cstoresf4, cstoredf4): New.
16960 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
16961 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16962 Receive the entire operands array.
16963 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
16964 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
16965 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16966 Get test/op0/op1 from the operands array.
16967 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
16969 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
16970 (h8300_expand_store): New.
16971 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
16973 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
16974 (h8300_expand_store): New.
16975 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
16976 or do not try to produce (set (cc0) REG).
16977 (peepholes): Wrap arguments with COMPARE. Add a peephole to
16978 change a compare into a move to a scratch register. Disable some
16979 peepholes when comparing with zero.
16980 (tstsi, tsthi, tstsi, cmpqi): Make private.
16982 (bCC, sCC): Delete.
16983 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
16986 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
16987 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
16988 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
16989 (ix86_emit_i387_log1p): Use cbranchxf2.
16990 (ix86_expand_setcc): Return void.
16991 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
16992 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
16993 cmp<MODEF>, cmpcc): Remove.
16994 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
16995 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
16996 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
16997 (sCC and bCC expanders): Remove.
16998 (stack_protect_test): Use cbranchcc4.
17000 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17002 (ia64_expand_compare): Accept three rtx by reference and return void.
17003 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17004 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17005 from *expr. Update *expr with the BImode comparison to do.
17006 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17007 cmptf, bCC, sCC, conditional_trap): Delete.
17008 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17009 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17010 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17011 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17012 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17014 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17015 type of last argument.
17016 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17017 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17018 use machine mode argument instead of branch_type. Remove dead
17019 code for floating-point comparisons.
17020 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17021 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17023 (cbranchsi4, cstoresi4): New.
17024 * config/iq2000/predicates.md (reg_or_const_operand): New.
17026 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17027 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17028 (b<code>_op): Rewrite to...
17029 (bcc_op): ... this, using match_operator.
17030 (s<code>_op): Rewrite to...
17031 (scc_op): ... this, using match_operator.
17032 (s<code>_24_op): Rewrite to...
17033 (scc_op_24): ... this, using match_operator.
17034 (s<code>_<mode>): Rewrite to...
17035 (cstore<mode>4): ... this, using match_operator.
17036 (s<code>_<mode>_24): Rewrite to...
17037 (cstore<mode>4_24): ... this, using match_operator.
17038 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17039 m32c_unpend_compare, m32c_expand_scc): Delete.
17040 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17041 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17042 (m32c_expand_movcc): Change NE to EQ if necessary.
17043 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17045 * config/m32r/m32r-protos.h (gen_cond_store): New.
17046 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17047 (gen_cond_store): New, from sCC patterns.
17048 (m32r_expand_block_move): Use cbranchsi4.
17049 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17050 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17051 (cbranchsi4, cstoresi4): New.
17053 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17055 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17056 (m68hc11_notice_update_cc): Look into a compare with 0.
17057 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17059 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17060 cmphi, cmpqi, bCC): Delete.
17061 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17062 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17063 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17066 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17067 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17068 * config/m68k/constraints.md (H): New.
17069 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17070 the define_insn below.
17071 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17072 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17073 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17074 patterns): Wrap RHS with COMPARE.
17075 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17076 (*cmpdi_internal): Name this pattern.
17077 (cmpdi): Change to define_insn.
17078 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17079 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17080 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17082 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17083 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17084 (conditional_trap): Change to...
17085 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17086 (*conditional_trap): Use the ordered_comparison_operator and
17087 const1_operand predicates.
17088 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17089 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17090 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17091 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17093 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17094 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17095 (mcore_gen_compare): New.
17096 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17097 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17098 (mcore_gen_compare): ... this.
17099 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17100 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17101 (stack probe pattern): Use cbranchsi4.
17103 * config/mips/predicates.md (mips_cstore_operator): New.
17104 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17105 * config/mips/mips.md (any_cond): Delete.
17106 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17108 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17109 fixuns_truncsfdi2): Use cbranch patterns.
17110 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17111 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17112 Adjust call to mips_expand_conditional_branch.
17113 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17115 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17116 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17117 * config/mips/mips.c (cmp_operands): Delete.
17118 (mips_emit_compare): Get comparison operands from *op0/*op1.
17119 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17120 that it succeeds. Use op0/op1 instead of cmp_operands.
17121 (mips_expand_conditional_branch, mips_expand_conditional_move,
17122 mips_expand_conditional_trap): Likewise.
17123 (mips_block_move_loop): Use cbranch patterns.
17124 * config/mips/mips.h (cmp_operands): Delete.
17126 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17127 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17128 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17129 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17130 (*cmpcc_folded): Rename to...
17131 (*cmpdi_folded): this.
17132 (*cmpcc): Rename to...
17134 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17137 (cbranchdf4): New. Handle invalid comparisons here.
17138 * config/mmix/predicates.md (float_comparison_operator): New.
17140 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17141 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17142 * config/mn10300/mn10300.md (tst): Delete.
17143 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17144 Name these patterns and wrap RHS in a compare.
17145 (*cmpsi): Make this pattern private. Include tst.
17146 (*cmpsf): Make this pattern private.
17147 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17148 (compare with zero peepholes): Likewise.
17150 (cbranchsi4, cbranchsf4): New.
17151 (casesi): Use cbranchsi4.
17153 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17154 hppa_branch_type): Delete.
17155 (return_addr_rtx): Use cbranchsi4.
17156 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17157 Emit CCFPmode comparison here.
17158 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17159 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17160 hppa_branch_type): Delete.
17161 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17162 (movsicc, movdicc): Remove references to hppa_compare_op0,
17163 hppa_compare_op1 and compare_from_rtx.
17164 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17165 (casesi): Use cbranchsi4.
17167 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17168 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17169 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17170 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17171 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17173 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17174 (*branch, *branch_inverted): New.
17176 * config/picochip/picochip.md (cbranchhi4): Use
17177 ordered_comparison_operator.
17178 (cmphi, bCC): Remove.
17180 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17181 (trap_comparison_operator): Delete.
17182 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17183 rs6000_emit_cbranch): Accept mode and operands.
17184 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17185 rs6000_compare_fp_p): Delete.
17186 (rs6000_generate_compare): Accept mode and comparison. Extract code
17187 and op0/op1 from there. Replace references to rs6000_compare_op0
17188 and rs6000_compare_op1.
17189 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17190 extract result from passed operands.
17191 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17192 extract loc from passed operands.
17193 (rs6000_emit_cmove): Likewise.
17194 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17195 rs6000_compare_fp_p): Delete.
17196 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17197 (cbranch<GPR>4, cbranch<FP>4): New.
17198 (cstore<mode>4): New. Consolidate here all choices about when to use
17199 portable or specialized sCC sequences.
17200 (stack_protect_test): Use cbranchsi4.
17201 (conditional_trap): Replace with ctrap<GPR>4.
17202 (conditional trap insn): Replace trap_comparison_operator with
17203 ordered_comparison_operator.
17205 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17206 (s390_emit_prologue): Use ctrap.
17207 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17208 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17209 New predicates replacing...
17210 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17211 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17212 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17213 (add<mode>cc): Do not use s390_compare_op0/op1.
17214 (s<code>): Change to...
17215 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17216 (seq): Change to...
17217 (cstorecc4): ... this. Handle EQ or NE equally.
17218 (*sne): Un-privatize for use in cstorecc4.
17219 (b<code>): Change to...
17220 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17221 (conditional_trap): Replace with...
17222 (ctrap<GPR>4, ctrap<FP>4): ... these.
17223 (stack_protect): Use cbranchcc4.
17225 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17226 * config/score/score-protos.h (score_gen_cmp): Delete.
17227 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17228 (score_block_move-loop): Use cbranchsi4.
17229 * config/score/score.md (cbranchsi4): New.
17230 (cmpsi, bCC): Delete.
17231 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17232 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17233 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17234 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17235 * config/score/score3.h (score3_gen_cmp): Delete.
17236 * config/score/score7.h (score7_gen_cmp): Delete.
17238 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17239 (sh_emit_scc_to_t): ... this. Return void.
17240 (from_compare): Rename to...
17241 (sh_emit_compare_and_branch): ... this.
17242 (sh_emit_compare_and_set): New.
17243 (sh_expand_t_scc): Accept operands.
17244 * config/sh/predicates.md (sh_float_comparison_operator): New.
17245 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17246 (prepare_scc_operands): Rename to...
17247 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17249 (sh_emit_cheap_store_flag): New.
17250 (sh_emit_set_t_insn): New.
17251 (from_compare): Rename to...
17252 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17253 handling of TARGET_SH2E floating point to avoid recursive call.
17254 Generate branch here.
17255 (sh_emit_compare_and_set): New.
17256 (sh_expand_t_scc): Get op0/op1 from arguments.
17257 (sh_emit_cheap_store_flag): New.
17258 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17260 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17261 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17262 (movsicc, movdicc): Do nothing when it recreated operands from
17263 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17264 prepare_scc_operands (now sh_emit_scc_to_t).
17265 (udivdi3): Use cstoresi4.
17266 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17267 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17268 (cbranchint4_media, cbranchfp4_media): New.
17269 (casesi): Use cbranchdi4.
17270 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17272 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17273 (movnegt): Remove second operand.
17274 (cbranchsf4, cbranchdf4): New.
17275 (stack_protect): Use cbranchdi4/cbranchsi4.
17277 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17278 (gen_compare_reg): Accept comparison, extract part of it to...
17279 (gen_compare_reg_1): ... this.
17280 (gen_compare_operator): Delete.
17281 (gen_v9_scc): Accept separate destination, comparison code and arms.
17282 Do not use sparc_compare_op0/sparc_compare_op1.
17283 (emit_scc_insn, emit_conditional_branch_insn): New.
17284 (emit_v9_brxx): Make static. Remove useless assertion.
17285 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17287 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17288 * config/sparc/sparc-protos.h (gen_compare_reg,
17289 sparc_emit_float_lib_cmp): Adjust prototype.
17290 (emit_scc_insn, emit_conditional_branch_insn): New.
17291 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17292 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17293 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17294 iterators to the top.
17295 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17296 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17297 snedi_special_trunc): Delete.
17298 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17299 and snedi_special_trunc.
17300 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17301 cbranchdi4, cbranch<F:mode>4): New.
17302 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17303 here. Use gen_compare_reg instead of gen_compare_operator.
17304 (conditional_trap): Replace with...
17305 (ctrapsi4, ctrapdi4): ... this.
17306 (stack_protect_test): Use cbranchcc4.
17308 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17310 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17311 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17312 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17313 from operands[0] or operands[3] depending on is_set.
17314 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17315 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17316 cmpdf, bCC), sCC: Remove.
17317 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17318 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17320 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17321 spu_emit_branch_or_set.
17323 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17325 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17326 xstormy16_compare_op1): Delete.
17327 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17328 xstormy16_compare_op1): Delete.
17329 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17331 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17332 (cmphi, cmpsi, bCC): Remove.
17334 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17335 (*cmpsi): ... this one.
17336 (cbranchsi4, cstoresi4): New.
17337 (bCC expanders): Delete.
17338 (sCC insns): Fold into...
17339 (*setcc): ... this one.
17340 (casesi): Do not use gen_cmpsi and gen_bgtu.
17341 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17342 (movsicc): Simplify.
17343 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17345 * config/vax/vax-protos.h (cond_name): New.
17346 (vax_output_conditional_branch): Remove.
17347 * config/vax/vax.c (cond_name): New.
17348 (vax_output_conditional_branch): Remove.
17349 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17350 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17351 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17352 (bit<VAXint>): Wrap source with (compare).
17353 (b<code> and following unnamed pattern): Rename to *branch and
17354 *branch_reversed. Change macroization to match_operator.
17355 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17357 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17358 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17359 Change last argument to machine_mode.
17360 (xtensa_expand_scc): Add machine_mode argument.
17361 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17362 (gen_conditional_move, xtensa_expand_conditional_branch,
17363 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17364 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17365 Adjust operand numbers.
17366 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17368 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17369 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17370 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17372 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17374 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17375 causes spurious differences between trunk and cond-optab branch.
17377 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17380 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17382 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17384 * tree.c (iterative_hash_pointer): Delete.
17385 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17386 Hash UIDs and versions of SSA names. Don't special-case built-in
17387 function declarations.
17389 2009-05-11 Ian Lance Taylor <iant@google.com>
17392 * graphite.c: Force -Wc++-compat to only be a warning before
17393 #including "cloog/cloog.h".
17395 2009-05-11 Martin Jambor <mjambor@suse.cz>
17397 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17399 2009-05-11 Jan Hubicka <jh@suse.cz>
17401 * tree-ssa-loop-ivcanon.c: Include target.h
17402 (struct loop_size): new structure.
17403 (constant_after_peeling): New predicate.
17404 (tree_estimate_loop_size): New function.
17405 (estimated_unrolled_size): Rewrite for new estimates.
17406 (try_unroll_loop_completely): Use new estimates.
17407 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17409 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17411 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17412 libcpp interface change.
17413 (spu_macro_to_expand): Likewise.
17415 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17417 PR tree-optimization/40026
17418 * gimplify.c (gimplify_init_constructor): Change initial conditional
17419 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17420 optimize_compound_literals_in_ctor.
17422 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17424 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17426 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17428 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17430 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17431 HOST_WIDE_INT for gap.
17433 2009-05-11 Ira Rosen <irar@il.ibm.com>
17435 PR tree-optimization/40074
17436 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17437 account in group size and step comparison.
17439 2009-05-11 Richard Guenther <rguenther@suse.de>
17441 * passes.c (init_optimization_passes): Strip now incorrect comment.
17442 (execute_function_todo): Do not set PROP_alias.
17443 * tree-pass.h (PROP_alias): Remove.
17444 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17445 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17446 * tree-nrv.c (pass_return_slot): Likewise.
17447 * tree-object-size.c (pass_object_sizes): Likewise.
17448 * tree-ssa-dom.c (pass_dominator): Likewise.
17449 (pass_phi_only_cprop): Likewise.
17450 * tree-ssa-dse.c (pass_dse): Likewise.
17451 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17452 (pass_cselim): Likewise.
17453 * tree-ssa-pre.c (pass_pre): Likewise.
17454 (pass_fre): Likewise.
17455 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17456 * tree-ssa-sink.c (pass_sink_code): Likewise.
17457 * tree-stdarg.c (pass_stdarg): Likewise.
17458 * tree-tailcall.c (pass_tail_calls): Likewise.
17459 * tree-vrp.c (pass_vrp): Likewise.
17461 2009-05-10 Ian Lance Taylor <iant@google.com>
17463 * basic-block.h (enum profile_status): Break out of struct
17464 control_flow_graph.
17465 * cgraph.h (struct inline_summary): Break out of struct
17467 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17468 of struct cgraph_order_sort.
17469 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17470 * cse.c (struct branch_path): Break out of struct
17471 cse_basic_block_data.
17472 * except.h (enum eh_region_type): Break out of struct eh_region.
17473 * gcc.c (enum add_del): Break out of struct modify_target.
17474 * genrecog.c (enum decision_type): Break out of struct decision_test.
17475 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17477 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17478 * regmove.c (enum match_use): New enum, broken out of struct match.
17479 * sched-int.h (enum post_call_group): New enum, broken out of
17481 (struct deps_reg): Break out of struct deps.
17482 * target.h (struct asm_int_op): Break out of struct gcc_target.
17483 * tree-eh.c (struct goto_queue_node): Break out of struct
17485 * tree-inline.h (enum copy_body_cge_which): Break out of
17487 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17489 * c-decl.c (in_struct, struct_types): New static variables.
17490 (pushtag): Add loc parameter. Change all callers.
17491 (lookup_tag): Add ploc parameter. Change all callers.
17492 (check_compound_literal_type): New function.
17493 (parser_xref_tag): Add loc parameter. Change all callers. If
17494 -Wc++-compat, warn about struct/union/enum types defined within a
17496 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17497 and loc parameters. Change all callers. Change error calls to
17498 error_at, using loc. For a redefinition, if the location of the
17499 original definition is known, report it. Set in_struct and
17500 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17501 (finish_struct): Add new parameters enclosing_in_struct and
17502 enclosing_struct_types. Change all callers. Set
17503 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17504 in the struct. If in a struct, add this struct to struct_types.
17505 (start_enum): Add loc parameter. Change all callers. Use
17506 error_at for errors, using loc. For a redefinition, if the
17507 location of the original definition is known, report it. If in a
17508 struct, add this enum type to struct_types. If -Wc++-compat warn
17509 if in sizeof, typeof, or alignof.
17510 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17511 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17512 (c_parser_enum_specifier): Get enum location for start_enum.
17513 (c_parser_struct_or_union_specifier): Get struct location for
17514 start_struct. Save in_struct and struct_types status between
17515 start_struct and finish_struct.
17516 (c_parser_cast_expression): Get location of cast.
17517 (c_parser_alignof_expression): Get location of type.
17518 (c_parser_postfix_expression): Likewise.
17519 (c_parser_postfix_expression_after_paren_type): Add type_loc
17520 parameter. Change all callers. Call check_compound_literal_type.
17521 Use type_loc for error about variable size type.
17522 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17523 of an enum constant from an enum type defined in a struct or union.
17524 (c_cast_expr): Add loc parameter. Change all callers. If
17525 -Wc++-compat, warn about defining a type in a cast.
17526 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17527 (start_enum, start_struct, finish_struct): Update declarations.
17528 (parser_xref_tag, c_cast_expr): Update declarations.
17529 (check_compound_literal_type): Declare.
17531 2009-05-11 Ben Elliston <bje@au.ibm.com>
17533 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17534 for recent libcpp interface change.
17535 (rs6000_macro_to_expand): Likewise.
17537 2009-05-10 Michael Matz <matz@suse.de>
17540 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17541 not at entry of function.
17543 2009-05-10 Richard Guenther <rguenther@suse.de>
17545 PR tree-optimization/40081
17547 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17548 using the main variant of the element type. Do not fiddle with
17549 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17551 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17552 structs with volatile fields.
17554 2009-05-10 Jan Hubicka <jh@suse.cz>
17556 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17557 (estimate_move_cost): Assert that it does not get called for
17559 (estimate_num_insns): Skip VOID types in argument handling.
17560 (optimize_inline_calls): Delete unreachable blocks and verify that
17561 callgraph is valid.
17563 2009-05-10 Jan Hubicka <jh@suse.cz>
17565 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17566 * cgraph.c (cgraph_mark_address_taken_node): New function.
17567 (dump_cgraph_node): Dump new flag.
17568 * cgraph.h (struct cgraph_node): Add address_taken.
17569 (cgraph_mark_address_taken_node): New function.
17570 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17571 since new direct calls can be born.
17573 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17575 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17576 tok->val.node.node.
17578 2009-05-10 Jan Hubicka <jh@suse.cz>
17580 PR middle-end/40084
17581 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17583 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17584 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17585 * tree-inline.c (copy_bb): Set frequency correctly.
17586 (fold_marked_statements): Update call to
17587 cgraph_update_edges_for_call_stmt.
17589 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17591 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17592 identifiers in diagnostics.
17593 * config/arm/arm.c (arm_handle_fndecl_attribute,
17594 arm_handle_isr_attribute): Likewise.
17595 * config/avr/avr.c (avr_handle_progmem_attribute,
17596 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17597 * config/bfin/bfin.c (handle_int_attribute,
17598 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17599 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17600 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17602 * config/darwin.c (darwin_handle_kext_attribute,
17603 darwin_handle_weak_import_attribute): Likewise.
17604 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17605 h8300_handle_eightbit_data_attribute,
17606 h8300_handle_tiny_data_attribute): Likewise.
17607 * config/i386/i386.c (ix86_handle_cconv_attribute,
17608 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17609 * config/i386/winnt.c (ix86_handle_shared_attribute,
17610 ix86_handle_selectany_attribute): Likewise.
17611 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17612 * config/m32c/m32c.c (function_vector_handler): Likewise.
17613 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17614 m68hc11_handle_fntype_attribute): Likewise.
17615 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17616 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17617 * config/mips/mips.c (mips_insert_attributes,
17618 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17619 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17620 rs6000_handle_struct_attribute): Likewise.
17621 * config/sh/sh.c (sh_insert_attributes,
17622 sh_handle_resbank_handler_attribute,
17623 sh_handle_interrupt_handler_attribute,
17624 sh2a_handle_function_vector_handler_attribute,
17625 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17627 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17628 * config/spu/spu.c (spu_handle_fndecl_attribute,
17629 spu_handle_vector_attribute): Likewise.
17630 * config/stormy16/stormy16.c
17631 (xstormy16_handle_interrupt_attribute): Likewise.
17632 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17633 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17635 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17637 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17638 (pp_translate_identifiers): New.
17639 (pp_identifier): Only conditionally translate identifier to locale
17641 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17642 (pp_base_tree_identifier): Only conditionally translate identifier
17643 to locale character set.
17644 * c-pretty-print.c (M_): Define.
17645 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17646 fragments for conditional translation with M_.
17647 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17648 identifier translation.
17650 2009-05-10 Richard Guenther <rguenther@suse.de>
17652 PR tree-optimization/40081
17653 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17654 using the main variant of the element type. Do not fiddle with
17655 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17657 2009-05-09 Jan Hubicka <jh@suse.cz>
17659 PR middle-end/40080
17660 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17661 indirect calls; verify cgraph afterwards.
17663 2009-05-09 Jan Hubicka <jh@suse.cz>
17666 * ipa.c (update_inlined_to_pointer): New function.
17667 (cgraph_remove_unreachable_nodes): Use it.
17669 2009-05-09 Jan Hubicka <jh@suse.cz>
17671 * tree-eh.c (struct leh_state): Remove prev_try.
17672 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17673 not track prev_try.
17674 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17675 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17676 remove_eh_handler_and_replace, foreach_reachable_handler,
17677 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17678 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17679 (gen_eh_region_cleanup): Update prototype.
17681 2009-05-09 Jan Hubicka <jh@suse.cz>
17683 PR middle-end/40043
17684 * except.c (copy_eh_region): Always set prev_try.
17685 (redirect_eh_edge_to_label): Find outer try.
17686 (foreach_reachable_handler): When looking for prev try
17687 handle case where previous try is not going to be taken.
17689 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17691 PR tree-optimization/40049
17692 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17693 only vector/vector shifts, convert the type of the constant to the
17694 appropriate type to avoid building incorrect trees, which
17695 eventually have problems with garbage collection.
17697 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17699 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17700 -1 for complex floating-point types if honoring signed zeros.
17702 2009-05-08 Jan Hubicka <jh@suse.cz>
17704 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17705 argument; handle correctly when profile is absent.
17706 (build_cgraph_edges): Update.
17707 (rebuild_cgraph_edges): Update.
17708 * cgraph.c: Do not include varray.h.
17709 (cgraph_set_call_stmt_including_clones): New function.
17710 (cgraph_create_edge_including_clones): Likewise
17711 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17712 (cgraph_update_edges_for_call_stmt): Handle clones.
17713 (cgraph_remove_node): Handle clone tree.
17714 (cgraph_remove_node_and_inline_clones): New function.
17715 (dump_cgraph_node): Dump clone tree.
17716 (cgraph_clone_node): Handle clone tree.
17717 (clone_function_name): Bring here from tree-inline.c.
17718 (cgraph_create_virtual_clone): New function.
17719 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17720 (cgraph_clone_info): New function.
17721 (strut cgraph_node): Add clone_info and new clone tree pointers.
17722 (cgraph_remove_node_and_inline_clones,
17723 cgraph_set_call_stmt_including_clones,
17724 cgraph_create_edge_including_clones,
17725 cgraph_create_virtual_clone): Declare.
17726 (cgraph_function_versioning): Use VEC argument.
17727 (compute_call_stmt_bb_frequency): Update prototype.
17728 (cgraph_materialize_all_clones): New function.
17729 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17730 (ipcp_create_replace_map): Update to VECtors.
17731 (ipcp_update_callgraph): Use virtual clones.
17732 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17733 (ipcp_update_profiling): Do not update local profiling.
17734 (ipcp_insert_stage): Use VECtors and virtual clones.
17735 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17736 (clone_of_p): New function.
17737 (cgraph_preserve_function_body_p): Use clone tree.
17738 (cgraph_optimize): Materialize clones.
17739 (cgraph_function_versioning): Update for VECtors.
17740 (save_inline_function_body): Use clone tree.
17741 (cgraph_materialize_clone): New function.
17742 (cgraph_materialize_all_clones): Likewise.
17743 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17744 * ipa.c: Include gimple.h.
17745 (cgraph_remove_unreachable_nodes): Use clone tree.
17746 * ipa-prop.c (ipa_note_param_call): Update call to
17747 compute_call_stmt_bb_frequencycall.
17748 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17749 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17750 (copy_bb): Handle updating of clone tree; add new edge when new call
17752 (expand_call_inline): Be strict about every call having edge.
17753 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17754 (delete_unreachable_blocks_update_callgraph): New function.
17755 (tree_function_versioning): Use VECtors; always remove unreachable
17756 blocks and fold conditionals.
17757 * tree-inline.h: Do not include varray.h.
17758 (tree_function_versioning): Remove.
17759 * Makefile.in (GTFILES): Remove tree-inline.c
17760 * passes.c (do_per_function): Do only functions having body.
17761 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17764 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17765 Andrew Morrow <acm@google.com>
17768 * c-common.c (c_common_attribute_table): Permit deprecated
17769 attribute to take an optional argument.
17770 (handle_deprecated_attribute): If the optional argument to
17771 __attribute__((deprecated)) is not a string ignore the attribute
17772 and emit a warning.
17774 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17775 * c-typeck.c (build_component_ref): Likewise.
17776 (build_external_ref): Likewise.
17778 * toplev.c (warn_deprecated_use): Add an attribute argument.
17779 Emit the message associated with __attribute__((deprecated)).
17781 * toplev.h (warn_deprecated_use): Updated.
17783 * doc/extend.texi: Document new optional parameter to
17784 __attribute__((deprecated))
17786 2009-05-08 Michael Eager <eager@eagercon.com>
17788 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17789 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17791 2009-05-08 Richard Guenther <rguenther@suse.de>
17793 PR tree-optimization/40062
17794 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17795 Avoid exponential behavior.
17797 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17799 PR rtl-optimization/33928
17801 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17802 process_uses, build_single_def_use_links): New.
17803 (update_df): Update use_def_ref.
17804 (forward_propagate_into): Use get_def_for_use instead of use-def
17806 (fwprop_init): Call build_single_def_use_links and let it initialize
17808 (fwprop_done): Free use_def_ref.
17809 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17810 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17811 df_rd_simulate_one_insn): New.
17812 (df_rd_bb_local_compute_process_def): Update head comment.
17813 (df_chain_create_bb): Use the new RD simulation functions.
17814 * df.h (df_rd_simulate_artificial_defs_at_top,
17815 df_rd_simulate_one_insn): New.
17816 * opts.c (decode_options): Enable fwprop at -O1.
17817 * doc/invoke.texi (-fforward-propagate): Document this.
17819 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17822 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17823 and one complex operand specially.
17824 * tree-complex.c (some_nonzerop): Do not identify a real value as
17825 zero if flag_signed_zeros.
17827 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17829 PR rtl-optimization/33928
17830 * loop-invariant.c (record_use): Fix && vs. || mishap.
17832 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17834 PR rtl-optimization/33928
17835 * loop-invariant.c (struct use): Add addr_use_p.
17836 (struct def): Add n_addr_uses.
17837 (struct invariant): Add cheap_address.
17838 (create_new_invariant): Set cheap_address.
17839 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17840 (record_uses): Pass df_ref to record_use.
17841 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17844 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17846 * config/sh/sh.c: Do not include c-pragma.h.
17848 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17850 * config/spu/spu.c: Remove include of c-common.h.
17852 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17855 * c-common.h (mark_valid_location_for_stdc_pragma,
17856 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17857 clear_float_const_decimal64, float_const_decimal64_p): New.
17858 * c.opt (Wunsuffixed-float-constants): New.
17859 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17860 unsuffixed float constant, handle new warning.
17861 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17862 * c-decl.c (c_scope): New flag float_const_decimal64.
17863 (set_float_const_decimal64, clear_float_const_decimal64,
17864 float_const_decimal64_p): New.
17865 (push_scope): Set new flag.
17866 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17867 to use STDC pragmas.
17868 (c_parser_external_declaration): Ditto.
17869 (c_parser_compound_statement_nostart): Ditto.
17870 * c-pragma.c (valid_location_for_stdc_pragma,
17871 mark_valid_location_for_stdc_pragma,
17872 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17873 handle_pragma_float_const_decimal64): New.
17874 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17875 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17876 set_float_const_decimal64, clear_float_const_decimal64,
17877 float_const_decimal64_p): New dummy functions.
17878 * doc/extend.texi (Decimal Float): Remove statement that the
17879 pragma, and suffix for double constants, are not supported.
17880 * doc/invoke.texi (Warning Options): List new option.
17881 (-Wunsuffixed-float-constants): New.
17883 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17885 * config/i386/i386.c: Do not include c-common.h.
17887 2009-05-07 Mark Heffernan <meheff@google.com>
17889 * doc/invoke.texi (Debugging Options): Document change of debugging
17891 * opts.c (decode_options): Make dump_base_name relative to
17892 aux_base_name directory.
17894 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17896 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
17897 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
17899 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
17901 * Makefile.in (install-plugin): Simplify a bit.
17903 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
17905 * Makefile.in (OBJS-common): Add regcprop.o.
17907 * timevar.def (TV_CPROP_REGISTERS): New.
17908 * regrename.c (regrename_optimize): Return 0.
17909 (rest_of_handle_regrename): Delete.
17910 (pass_rename_registers): Point to regrename_optimize.
17911 (struct value_data_entry, struct value_data,
17912 kill_value_one_regno, kill_value_regno, kill_value,
17913 set_value_regno, init_value_data, kill_clobbered_value,
17914 kill_set_value, kill_autoinc_value, copy_value,
17915 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
17916 replace_oldest_value_reg, replace_oldest_value_addr,
17917 replace_oldest_value_mem, copyprop_hardreg_forward_1,
17918 debug_value_data, validate_value_data): Move...
17919 * regcprop.c: ... here.
17920 (rest_of_handle_cprop): Delete.
17921 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
17923 2009-05-07 Jakub Jelinek <jakub@redhat.com>
17925 PR middle-end/40057
17926 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
17927 GEN_INT for 1 << bitnum.
17928 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
17929 build_int_cst_type.
17931 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
17933 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
17934 Remove wrong description of "nand" operation.
17936 2009-05-06 Richard Guenther <rguenther@suse.de>
17937 Adam Nemet <anemet@caviumnetworks.com>
17939 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
17940 comment. Add that if LHS is not a gimple register, then RHS1 has
17941 to be a single object (GIMPLE_SINGLE_RHS).
17943 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
17945 * expr.c (get_def_for_expr): Move it up in the file.
17946 (store_field): When expanding a bit-field store, look at the
17947 defining gimple stmt for the masking conversion.
17949 2009-05-06 Janis Johnson <janis187@us.ibm.com>
17951 PR middle-end/39986
17952 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
17953 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
17954 32-bit memcpy into long.
17956 2009-05-06 Jakub Jelinek <jakub@redhat.com>
17958 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
17959 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
17961 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
17962 instead of appending DW_OP_deref*.
17964 2009-05-06 Michael Matz <matz@suse.de>
17966 PR middle-end/40021
17967 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
17968 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
17970 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
17972 * Makefile.in (install-plugin): Fix srcdir handling.
17974 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
17976 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
17977 when processing for not_regs_needed bitmap.
17978 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
17979 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
17980 handling it for rhs.
17982 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17984 * config/i386/i386.md (unnamed inc/dec peephole): Use
17985 optimize_insn_for_size_p instead of optimize_size.
17986 * config/i386/predicates.md (incdec_operand): Likewise.
17987 (aligned_operand): Likewise.
17988 * config/i386/sse.md (divv8sf3): Likewise.
17989 (sqrtv8sf2): Likewise.
17991 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17993 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
17995 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
17997 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17999 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18000 ssemodesuffixf2c with avxmodesuffixf2c.
18002 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18005 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18007 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18009 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18010 (struct tree_base): Adjust spacing for 8 bit boundaries.
18011 (struct tree_decl_common): Add decl_by_reference_flag bit.
18012 (DECL_BY_REFERENCE): Adjust.
18013 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18014 print DECL_BY_REFERENCE bit.
18015 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18016 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18017 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18018 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18021 PR middle-end/39666
18022 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18023 range of the type, but default label is missing, add it with one
18024 of the existing labels instead of adding a new label for it.
18026 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18030 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18032 * Makefile.in (enable_plugin, plugin_includedir): New.
18033 (install): Depend on install-plugin.
18034 (PLUGIN_HEADERS): New.
18035 (install-plugin): New.
18036 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18038 2009-05-05 Richard Guenther <rguenther@suse.de>
18040 PR tree-optimization/40022
18041 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18043 (phivn_valid_p): Fix tuplification error, simplify.
18044 (phiprop_insert_phi): Add dumps.
18045 (propagate_with_phi): Simplify.
18047 2009-05-05 Richard Guenther <rguenther@suse.de>
18049 PR middle-end/40023
18050 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18052 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18054 * tree.h (strip_float_extensions): Remove duplicate declaration.
18055 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18056 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18057 block_ultimate_origin): Rearrange the declarations line to match the
18058 comment that indicates the .c file which the functions are defined.
18059 (dwarf2out_*, set_decl_rtl): Add comment.
18060 (get_base_address): Adjust comment.
18061 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18062 declarations line and add comment.
18063 (is_builtin_name): Add blank after function name, for clarity.
18065 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18067 * attribs.c (decl_attributes): Use %qE for identifiers in
18069 * cgraphunit.c (verify_cgraph_node): Translate function names to
18070 locale character set in diagnostics.
18071 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18073 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18074 Document that functions are named in UTF-8.
18075 * expr.c (expand_expr_real_1): Translate function names to locale
18076 character set in diagnostics.
18077 * gimplify.c (omp_notice_variable, omp_is_private,
18078 gimplify_scan_omp_clauses): Use %qE for identifiers in
18080 * langhooks.c (lhd_print_error_function): Translate function names
18081 to locale character set.
18082 * langhooks.h (decl_printable_name): Document that return value is
18083 in internal character set.
18084 * stmt.c: Include pretty-print.h
18085 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18087 (resolve_operand_name_1): Translate named operand name to locale
18089 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18091 * toplev.c (announce_function): Translate function names to locale
18093 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18094 (default_tree_printer): Use pp_identifier or translate identifiers
18095 to locale character set. Mark "<anonymous>" for translation.
18096 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18097 for identifiers in diagnostics.
18098 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18100 * varasm.c (output_constructor): Use %qE for identifiers in
18103 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18105 * configure.ac: use ` ` instead of $()
18106 * configure: Regenerate.
18108 2009-05-05 Ben Elliston <bje@au.ibm.com>
18110 * config/pa/linux-atomic.c: Eliminate conditional include of
18111 errno.h on non-LP64 systems to simplify build requirements.
18113 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18115 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18117 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18118 and pass value to identifier_to_locale.
18119 (warn_variable_length_array): Make name a tree.
18120 (grokdeclarator): Separate diagnostic texts for named and unnamed
18121 declarators. Use %qE for named declarators.
18122 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18124 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18125 identifiers in diagnostics.
18126 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18127 identifier_to_locale. Mark "anonymous" strings for translation.
18129 2009-05-04 Michael Eager <eager@eagercon.com>
18131 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18132 address for DImode/DFmode only if double-precision FP regs.
18134 2009-05-04 Michael Eager <eager@eagercon.com>
18136 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18137 TARGET_SINGLE_FLOAT check.
18139 2009-05-04 Michael Eager <eager@eagercon.com>
18141 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18143 2009-05-04 Michael Eager <eager@eagercon.com>
18145 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18146 * config/rs6000/t-xilinx: New
18148 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18150 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18151 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18152 * gcc/explow.c (memory_address): Use target hook.
18153 * gcc/targhooks.c (default_legitimize_address): New.
18154 * gcc/targhooks.h (default_legitimize_address): New.
18155 * gcc/target.h (legitimize_address): New.
18156 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18157 (TARGET_INITIALIZER): Include it.
18158 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18160 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18161 * config/bfin/bfin.c (legitimize_address): Remove.
18162 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18163 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18165 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18166 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18168 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18169 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18170 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18171 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18172 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18173 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18174 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18175 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18176 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18177 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18178 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18179 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18180 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18181 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18182 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18183 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18184 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18185 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18186 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18187 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18188 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18189 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18190 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18192 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18193 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18194 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18195 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18196 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18197 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18198 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18199 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18200 (thumb_legitimize_address): Delete.
18201 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18202 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18203 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18204 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18205 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18206 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18208 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18211 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18212 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18213 * config/m32r/m32r.c (m32r_legitimize_address): New.
18214 * config/m68k/m68k.c (m68k_legitimize_address): New.
18215 * config/score/score.c (score_legitimize_address): Standardize.
18216 * config/score/score3.c (score3_legitimize_address): Standardize.
18217 * config/score/score3.h (score3_legitimize_address): Adjust.
18218 * config/score/score7.c (score7_legitimize_address): Standardize.
18219 * config/score/score7.h (score7_legitimize_address): Adjust.
18220 * config/sh/sh.c (sh_legitimize_address): New.
18221 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18223 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18224 (s390_legitimize_address): ... this.
18225 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18226 (sparc_legitimize_address): ... this.
18227 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18228 (ix86_legitimize_address): ... this.
18229 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18230 (avr_legitimize_address): ... this.
18231 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18232 (mn10300_legitimize_address): ... this.
18233 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18234 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18235 (alpha_expand_mov): Adjust call.
18237 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18238 * config/spu/spu.c (spu_legitimize_address): Likewise.
18239 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18240 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18242 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18244 * intl.c (locale_encoding, locale_utf8): New.
18245 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18246 * intl.h (locale_encoding, locale_utf8): Declare.
18247 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18248 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18250 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18252 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18253 (pp_base_tree_identifier): Declare as function.
18254 (identifier_to_locale): Declare.
18255 * Makefile.in (pretty-print.o): Update dependencies.
18256 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18258 2009-05-04 Richard Guenther <rguenther@suse.de>
18260 PR middle-end/40015
18261 * builtins.c (fold_builtin_memory_op): Do not decay to element
18262 type if the size matches the whole array.
18264 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18266 * expmed.c (synth_mult): When trying out a shift, pass the result
18269 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18271 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18272 (shiftsub1_cost): New.
18273 (init_expmed): Compute shiftsub1_cost.
18274 (synth_mult): Optimize multiplications by constants of the form
18275 -(2^^m-1) for some constant positive integer m.
18277 2009-05-03 Richard Guenther <rguenther@suse.de>
18280 * c-typeck.c (array_to_pointer_conversion): Do not built
18281 ADDR_EXPRs of arrays of pointer-to-element type.
18282 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18283 up wrong ADDR_EXPRs after-the-fact.
18284 * c-common.c (strict_aliasing_warning): Strip pointer
18285 conversions for obtaining the original type.
18286 * builtins.c (fold_builtin_memset): Handle array types.
18287 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18290 2009-05-03 Richard Guenther <rguenther@suse.de>
18292 PR middle-end/23329
18293 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18294 Do not lose casts from array types with unknown extent to array
18295 types with known extent.
18296 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18297 alias set compatibility.
18299 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18301 * flags.h (extra_warnings): Delete.
18302 * toplev.c (process_options): Handle Wuninitialized here.
18303 * opts.c (extra_warnings): Delete.
18304 (set_Wextra): Delete.
18305 (common_handle_option): -Wextra can be handled automatically.
18306 * c-opts.c (c_common_handle_option): Delete obsolete code.
18307 (c_common_post_options): Simplify comment.
18308 * common.opt (W): Add Var.
18310 (Wuninitialized): Initialize to -1.
18312 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18313 Richard Guenther <rguenther@suse.de>
18315 * expr.c (get_def_for_expr): New function.
18316 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18317 SSA rather than trees.
18318 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18319 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18321 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18323 * c-common.c (reswords): Add _Imaginary.
18324 * c-common.c (enum rid): Add RID_IMAGINARY.
18326 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18328 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18329 Patch by Richard Guenther.
18331 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18333 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18334 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18335 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18336 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18337 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18338 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18339 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18340 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18341 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18342 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18343 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18344 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18345 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18346 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18347 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18348 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18349 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18350 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18352 2009-05-02 Richard Guenther <rguenther@suse.de>
18354 PR tree-optimization/39940
18355 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18358 2009-05-02 Richard Guenther <rguenther@suse.de>
18360 PR middle-end/40001
18361 * tree-ssa.c (execute_update_addresses_taken): Properly check
18362 if we can mark a variable DECL_GIMPLE_REG_P.
18363 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18364 back to the end of the function.
18365 (is_gimple_reg_type): Remove complex type special casing.
18366 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18369 2009-05-02 Ben Elliston <bje@au.ibm.com>
18371 * doc/collect2.texi (Collect2): Document search path behaviour
18372 when configured with --with-ld.
18374 2009-05-02 Jan Hubicka <jh@suse.cz>
18376 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18377 parameter; update callers.
18378 (coalesce_cost_edge): EH edges are costier because they needs
18379 splitting even if not critical and even more costier when there are
18380 multiple EH predecestors.
18382 2009-05-02 Jan Hubicka <jh@suse.cz>
18384 * except.c (remove_eh_handler_and_replace): Handle updating after
18385 removing TRY blocks.
18387 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18389 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18391 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18393 * varasm.c: Do not include c-pragma.h.
18394 * attribs.c: Do not incude c-common.h.
18396 2009-05-01 Michael Matz <matz@suse.de>
18398 * calls.c (initialize_argument_information): Handle SSA names like
18399 decls with a non MEM_P DECL_RTL.
18401 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18403 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18404 * ipa-utils.c: Likewise.
18405 * ipa-type-escape.c: Likewise.
18406 * cgraphunit.c Do not include c-common.h.
18407 * ipa-pure-const.c: Likewise.
18408 * tree-if-conv.c: Likewise.
18409 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18410 * ipa-struct-reorg.c: Likewise.
18411 * tree-nomudflap.c: Likewise.
18412 * tree-ssa-structalias.c: Likewise.
18414 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18416 * store-motion.c: Many cleanups to make this pass a first-class
18417 citizen instead of an appendix to gcse load motion. Add TODO list
18418 to make this pass faster/cleaner/better.
18420 (struct ls_expr): Post gcse.c-split cleanups.
18421 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18422 "stores" field to "avail_stores".
18423 (pre_ldst_mems): Rename to store_motion_mems.
18424 (pre_ldst_table): Rename to store_motion_mems_table.
18425 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18426 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18427 (ldst_entry): Rename to st_expr_entry, update users.
18428 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18429 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18430 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18432 (first_ls_expr): Rename to first_st_expr, update users.
18433 (next_ls_expr): Rename to next_st_expr, update users.
18434 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18435 fields properly for store motion instead of names inherited from load
18437 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18438 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18441 (ae_kill): Rename to st_kill, update users.
18442 (ae_gen): Rename to st_avloc, update users.
18443 (transp): Rename to st_transp, update users.
18444 (pre_insert_map): Rename to st_insert_map, update users.
18445 (pre_delete_map): Rename to st_delete_map, update users.
18446 (insert_store, build_store_vectors, free_store_memory,
18447 one_store_motion_pass): Update for abovementioned changes.
18449 (gcse_subst_count, gcse_create_count): Remove.
18450 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18451 and "n_stores_created", local variables.
18453 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18456 (regvec, compute_store_table_current_insn): Remove.
18457 (reg_set_info, reg_clear_last_set): Remove.
18458 (compute_store_table): Use DF caches instead of local dataflow
18461 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18463 * c-objc-common.c (c_tree_printer): Print identifiers with
18464 pp_identifier, not pp_string. Mark "({anonymous})" for
18466 * c-pretty-print.c (pp_c_ws_string): New.
18467 (pp_c_cv_qualifier, pp_c_type_specifier,
18468 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18469 pp_c_storage_class_specifier, pp_c_function_specifier,
18470 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18471 pp_c_primary_expression, pp_c_postfix_expression,
18472 pp_c_unary_expression, pp_c_shift_expression,
18473 pp_c_relational_expression, pp_c_equality_expression,
18474 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18475 use pp_string and pp_c_ws_string in place of pp_identifier and
18476 pp_c_identifier for non-identifiers. Mark English strings for
18478 * c-pretty-print.h (pp_c_ws_string): Declare.
18480 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18481 Roland McGrath <roland@redhat.com>
18483 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18484 (ENABLE_LD_BUILDID): New configuration option.
18485 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18486 (LINK_BUILDID_SPEC): New macro.
18487 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18489 * doc/install.texi: Document --enable-linker-build-id option.
18490 * configure: Rebuild.
18491 * config.in: Rebuild.
18493 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18495 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18496 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18497 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18498 MIPS_GP_SAVE_AREA_SIZE.
18499 * config/mips/mips.c (struct mips_frame_info): Update comment
18500 before arg_pointer_offset and hard_frame_pointer_offset.
18501 (mips_compute_frame_info): Update diagram before function: to
18502 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18503 indicate the position of frame_pointer_rtx with -fstack-protector and
18504 to show args_size. Don't allocate cprestore area for leaf functions
18505 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18507 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18509 2009-04-30 Michael Matz <matz@suse.de>
18511 PR tree-optimization/39955
18512 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18514 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18516 * ira.c (setup_cover_and_important_classes): Use safe macro
18517 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18519 * genpreds.c (write_tm_preds_h): Output suitable definition of
18520 REG_CLASS_FOR_CONSTRAINT.
18522 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18524 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18526 * bitmap.c (bitmap_descriptor): Likewise.
18527 * ggc-common.c (loc_descriptor): Likewise.
18528 * varray.c (varray_descriptor): Likewise.
18529 * vec.c (vec_descriptor): Likewise.
18531 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18533 * Makefile.in (dce.o): Add $(EXCEPT_H).
18534 * dce.c: Include except.h and delete redundant vector definitions.
18535 (deletable_insn_p): Return false for non-call insns that can throw
18538 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18540 * gcse.c (ae_gen): Remove.
18541 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18542 and make non-static function to make it available in store-motion.c.
18543 Update call sites with search-and-replace.
18544 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18545 extract_mentioned_regs, extract_mentioned_regs_helper,
18546 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18547 store_killed_in_insn, store_killed_after, store_killed_before,
18548 build_store_vectors, insert_insn_start_basic_block, insert-store,
18549 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18550 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18551 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18552 * store-motion.c: ...new file. Also copy data structures from gcse.c
18553 and clean up to remove parts not used by store motion.
18554 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18555 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18557 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18560 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18561 when optimizing for size.
18563 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18565 * gcse.c (gcse_constant_p): Fix typo in last change.
18567 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18569 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18571 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18573 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18575 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18577 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18578 CONST_HIGH_PART result.
18580 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18582 * config/avr/avr.c (initial_elimination_offset): Rename to
18583 avr_initial_elimination_offset.
18584 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18585 change return type to bool.
18586 (avr_can_eliminate): New function.
18587 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18588 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18589 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18590 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18591 avr_initial_elimination_offset.
18592 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18593 (avr_initial_elimination_offset): Define.
18595 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18596 Steven Bosscher <steven@gcc.gnu.org>
18598 PR rtl-optimization/39938
18599 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18600 * cfgrtl.c: Include insn-attr.h.
18601 (rest_of_pass_free_cfg): New function.
18602 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18603 * resource.c (init_resource_info): Remove call to df_analyze.
18605 2009-04-29 Richard Guenther <rguenther@suse.de>
18608 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18609 allow conversion to signed integers.
18611 2009-04-29 Richard Guenther <rguenther@suse.de>
18613 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18614 shifts of floating point vectors if the shift amount is
18615 a constant multiple of the element size.
18617 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18618 Michael Matz <matz@suse.de>
18620 PR middle-end/39927
18622 * tree-outof-ssa.c (emit_partition_copy): New function.
18623 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18624 insert_part_to_rtx_on_edge): Perform the partition base var
18625 copy using emit_partition_copy.
18626 (insert_value_copy_on_edge): Convert constants to the right mode.
18627 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18628 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18630 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18632 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18633 scan backwards to try to find a constant to initialize it.
18635 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18636 insn before the loop_end instruction, don't look past labels.
18638 2009-04-29 Richard Guenther <rguenther@suse.de>
18640 PR middle-end/39937
18641 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18642 loose type conversions.
18643 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18644 stmts only if there are no uses of its definition.
18646 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18648 * config/bfin/bfin.h (splitting_loops): Declare.
18649 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18650 Reorder bit definitions to be ascending.
18651 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18652 * config/bfin/bfin.c (splitting_loops): New variable.
18653 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18654 (struct loop_info): Remove members INIT and LOOP_INIT.
18655 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18656 the LSETUP sequence. Allow LC to be loaded from any register, but
18657 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18658 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18660 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18661 of reload_completed.
18664 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18666 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18668 * Makefile.in (PLUGIN_VERSION_H): New.
18669 (OBJS-common): Remove plugin-version.o.
18670 (plugin.o): Depend on (PLUGIN_VERSION_H).
18671 (plugin-version.o): Remove.
18672 * configure: Regenerate
18673 * configure.ac: Create plugin-version.h.
18674 * gcc-plugin.h (plugin_gcc_version): Remove.
18675 (plugin_default_version_check): Change signature.
18676 * plugin-version.c: Remove.
18677 * plugin.c: Include plugin-version.h.
18678 (str_plugin_gcc_version_name): Remove.
18679 (try_init_one_plugin): Pass gcc version to plugin_init.
18680 (plugin_default_version_check): Both gcc and plugin versions are now
18683 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18685 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18686 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18687 Remove special case testing for last insn of inner loops. Don't fail
18688 if the loop ends with a jump, emit an extra nop instead.
18690 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18691 DREGS rather than comparing directly. Remove code that tries to
18692 account for latencies.
18694 2009-04-29 Richard Guenther <rguenther@suse.de>
18696 PR tree-optimization/39941
18697 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18698 eliminating an indirect call.
18700 2009-04-29 Richard Guenther <rguenther@suse.de>
18702 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18703 parameter. Allow invariants as base if !require_lvalue.
18704 (verify_gimple_assign_single): Adjust.
18706 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18708 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18709 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18710 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18711 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18712 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18714 * config/bfin/bfin.c (bfin_expand_builtin,
18715 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18717 2009-04-28 Richard Guenther <rguenther@suse.de>
18719 * tree-vect-loop.c (get_initial_def_for_induction): Use
18720 correct types for pointer increment.
18722 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18724 * toplev.c (print_version): Update GMP version string calculation.
18726 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18728 PR rtl-optimization/39938
18729 * resource.c (init_resource_info): Add call to df_analyze.
18731 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18733 * config/alpha/alpha.md (usegp): Cast the result of
18734 alpha_find_lo_sum_using_gp to enum attr_usegp.
18735 * config/alpha/alpha.c (override_options): Remove end-of-structure
18736 marker element from cpu_table. Use array size of cpu_table to handle
18737 -mcpu and -mtune options.
18738 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18740 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18742 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18743 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18744 tune_32 and tune_64.
18745 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18746 support on PowerPC.
18747 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18748 * config/rs6000/option-defaults.h: ... here. New file.
18749 (OPT_64, OPT_32): Define.
18750 (MASK_64BIT): Define to 0 if not already defined.
18751 (OPT_ARCH64, OPT_ARCH32): Define.
18752 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18755 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18757 * config/arm/arm.c (arm_override_options): Emit error on using
18760 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18762 PR rtl-optimization/39914
18763 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18764 registers for allocnos created from user-defined variables only
18765 when not optimizing.
18767 2009-04-28 Richard Guenther <rguenther@suse.de>
18769 PR middle-end/39937
18770 * fold-const.c (fold_binary): Use distribute_real_division only
18773 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18775 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18776 add hpux-stdint.h to tm_file.
18777 (hppa[12]*-*-hpux11*): Ditto.
18778 (ia64*-*-hpux*): Ditto.
18779 * config/hpux-stdint.h: New.
18780 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18781 __STDC_EXT__ for all compiles.
18782 * config/pa/pa-hpux.h: Ditto.
18783 * config/pa/pa-hpux10.h: Ditto.
18784 * config/pa/pa-hpux11.h: Ditto.
18786 2009-04-28 Catherine Moore <clm@codesourcery.com>
18788 * debug.h (set_name): Add comment.
18790 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18793 * config/darwin.c (machopic_gen_offset): Check
18794 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18795 * config/arm/arm.c (require_pic_register): Likewise.
18797 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18799 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18800 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18801 m32c_promote_prototypes): Delete.
18803 2009-04-28 Michael Matz <matz@suse.de>
18805 PR middle-end/39922
18806 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18809 2009-04-28 Richard Guenther <rguenther@suse.de>
18811 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18813 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18815 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18816 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18817 * config/arm/arm-tune.md: Regenerate.
18819 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18821 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18822 block if there are complex incoming edges.
18823 (sel_merge_blocks): Remove useless assert.
18824 (sel_redirect_edge_and_branch): Check that edge was redirected.
18825 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18826 (sel_find_rgns): Delete declaration.
18827 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18828 the region when it is not a preheader.
18830 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18833 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18835 2009-04-28 Richard Guenther <rguenther@suse.de>
18837 * tree.h (SSA_NAME_VALUE): Remove.
18838 (struct tree_ssa_name): Remove value_handle member.
18839 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18840 array for jump threading.
18841 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18843 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18844 * tree-flow.h (threadedge_initialize_values): Declare.
18845 (threadedge_finalize_values): Likewise.
18846 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18847 (SSA_NAME_VALUE): Define.
18848 (threadedge_initialize_values): New function.
18849 (threadedge_finalize_values): Likewise.
18850 * tree-ssa-dom.c (ssa_name_values): New global variable.
18851 (SSA_NAME_VALUE): Define.
18852 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18854 2009-04-28 Ira Rosen <irar@il.ibm.com>
18856 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18857 Use REPORT_VECTORIZED_LOCATIONS instead
18858 REPORT_VECTORIZED_LOOPS.
18859 * tree-vectorizer.c (vect_verbosity_level): Make static.
18860 (vect_loop_location): Rename to vect_location.
18861 (vect_set_verbosity_level): Update comment.
18862 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18864 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18865 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18866 instead REPORT_UNVECTORIZED_LOOPS.
18867 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18868 and vect_loop_def to vect_external_def and vect_internal_def.
18869 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18870 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18871 REPORT_UNVECTORIZED_LOCATIONS.
18872 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18873 and vect_used_in_loop and to vect_unused_in_scope and
18874 vect_used_in_scope.
18875 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18876 (vect_verbosity_level): Remove declaration.
18877 (vect_analyze_operations): Likewise.
18878 (vect_analyze_stmt): Declare.
18879 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18880 REPORT_UNVECTORIZED_LOCATIONS.
18881 (vect_get_loop_niters): Fix indentation.
18882 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18883 (vect_analyze_loop_operations): New function.
18884 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18885 vect_analyze_operations.
18886 (vect_is_simple_reduction): Use new names.
18887 (vectorizable_live_operation, vect_transform_loop): Likewise.
18888 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18889 to specify whether the data references can be a part of interleaving
18891 (vect_analyze_data_ref_dependence): Use new names.
18892 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
18893 (vect_create_addr_base_for_vector_ref): Remove redundant code.
18894 * tree-vect-patterns.c (widened_name_p): Use new names.
18895 (vect_recog_dot_prod_pattern): Likewise.
18896 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
18897 (process_use, vect_mark_stmts_to_be_vectorized,
18898 vect_model_simple_cost, vect_model_store_cost,
18899 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
18900 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18901 vectorizable_operation, vectorizable_type_demotion,
18902 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
18903 vectorizable_condition): Likewise.
18904 (vect_analyze_operations): Split into vect_analyze_loop_operations
18906 (vect_analyze_stmt): ... new function.
18907 (new_stmt_vec_info): Use new names.
18908 (vect_is_simple_use): Use new names and fix comment.
18909 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
18910 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
18912 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18915 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
18916 and integer modes for x87 operands. Do not ICE for unsupported size,
18917 generate error instead. Generate error for unsupported operand types.
18918 ['z']: Do not handle HImode memory operands specially. Warning
18919 for floating-point operands. Fallthru to 'Z' for unsupported operand
18920 types. Do not ICE for unsupported size, generate error instead.
18921 (output_387_binary_op): Use %Z to output operands.
18922 (output_fp_compare): Ditto.
18923 (output_387_reg_move): Ditto.
18925 2009-04-28 Ben Elliston <bje@au.ibm.com>
18930 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18932 * builtins.c (c_strlen): Do not warn here.
18933 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18934 * c-common.c (pointer_int_sum): Take an explicit location.
18935 Warn about offsets out of bounds.
18936 * c-common.h (pointer_int_sum): Adjust declaration.
18938 2009-04-27 Ian Lance Taylor <iant@google.com>
18940 * collect2.c (is_ctor_dtor): Change type of ret field in struct
18942 * dce.c (run_fast_df_dce): Change type of old_flags to int.
18943 * df-core.c (df_set_flags): Change return type to int. Change
18944 type of old_flags to int.
18945 (df_clear_flags): Likewise.
18946 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
18947 (df_get_conditional_uses): Likewise.
18948 * df.h (df_set_flags, df_clear_flags): Update declarations.
18949 * dwarf2out.c (struct indirect_string_node): Change type of form
18950 field to enum dwarf_form.
18951 (AT_string_form): Change return type to enum dwarf_form.
18952 * fixed-value.c (fixed_compare): Add cast to enum type.
18953 * fwprop.c (update_df): Change 0 to VOIDmode.
18954 * gensupport.c: Change 0 to UNKNOWN.
18955 * gimple.h (gimple_cond_code): Add cast to enum type.
18956 * haifa-sched.c (reemit_notes): Add cast to enum type.
18957 * hooks.c (hook_int_void_no_regs): Remove function.
18958 * hooks.h (hook_int_void_no_regs): Remove declaration.
18959 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
18960 * predict.c (combine_predictions_for_insn): Add casts to enum type.
18961 * real.c (real_arithmetic): Add cast to enum type.
18962 (real_compare): Likewise.
18963 * target.h (struct gcc_target): Change return type of
18964 branch_target_register_class to enum reg_class.
18965 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
18966 default_branch_target_register_class.
18967 * targhooks.c (default_branch_target_register_class): New function.
18968 * targhooks.h (default_branch_target_register_class): Declare.
18969 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
18970 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
18972 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
18974 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
18975 vect_uninitialized_def. Change 0 to ERROR_MARK.
18976 * tree-vect-stmts.c (supportable_widening_operation): Don't
18977 initialize icode1 and icode2.
18978 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
18979 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
18981 (cmn_err_flag_specs): Change 0 to STD_C89.
18982 (cmn_err_char_table): Likewise.
18983 * config/arm/arm.c (get_arm_condition_code): Change type of code
18984 to enum arm_cond_code.
18985 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
18986 (IWMMXT_BUILTIN2): Likewise.
18987 (neon_builtin_type_bits): Don't define typedef.
18988 (neon_builtin_datum): Change type of bits field to int.
18989 (arm_expand_neon_args): Add cast to enum type.
18990 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
18992 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
18993 casts to enum type.
18994 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
18996 * config/mips/mips.md (jal_macro): Return enum constant.
18997 (single_insn): Likewise.
18998 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19000 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19001 casts to enum type.
19002 * config/s390/s390.c (s390_tune_flags): Change type to int.
19003 (s390_arch_flags): Likewise.
19004 (s390_handle_arch_option): Change flags field of struct pta to int.
19005 * config/s390/s390.h (s390_tune_flags): Update declaration.
19006 (s390_arch_flags): Likewise.
19007 * config/sh/sh.c (prepare_move_operands): Compare
19008 tls_symbolic_operand result with enum constant.
19009 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19010 (sh_expand_prologue): Add cast to enum type.
19011 (sh_expand_epilogue): Likewise.
19012 (tls_symbolic_operand): Change return type to enum tls_model.
19013 (fpscr_set_from_mem): Add cast to enum type.
19014 (legitimize_pic_address): Compare tls_symbolic_operand result with
19016 (sh_target_reg_class): Change return type to enum reg_class.
19017 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19019 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19020 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19021 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19022 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19023 (delayed_branch, tls_call_delay): Likewise.
19024 (eligible_for_sibcall_delay): Likewise.
19025 (eligible_for_return_delay): Likewise.
19026 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19027 (spu_expand_builtin_1): Likewise.
19029 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19030 for all types of conversions.
19031 (output_init_element): Issue -Wc++-compat warning if needed when
19032 initializing a bitfield with enum type.
19033 * c-parser.c (c_parser_expression): Set original_type to
19034 original_type of right hand operand of comma operator.
19036 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19038 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19040 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19041 * doc/cpp.texi (Standard Predefined Macros)
19042 (Implementation-defined behavior): Likewise.
19043 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19044 * doc/gimple.texi (GIMPLE Exception Handling)
19045 (@code{GIMPLE_ASSIGN}): Likewise.
19046 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19047 * doc/invoke.texi (Warning Options, Optimize Options)
19048 (AVR Options, Darwin Options): Likewise.
19049 (Optimize Options): Reformulate -fwhole-program description.
19050 * doc/loop.texi (Lambda): Likewise.
19051 * doc/md.texi (Output Template, Define Constraints)
19052 (Standard Names, Insn Splitting): Likewise.
19053 * doc/options.texi (Option properties): Likewise.
19054 * doc/passes.texi (Tree-SSA passes): Likewise.
19055 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19056 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19057 (File Names and DBX): Likewise.
19058 * doc/trouble.texi (Incompatibilities): Likewise.
19060 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19062 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19063 instruction is correct.
19065 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19067 Allow non-constant arguments to conversion intrinsics.
19068 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19069 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19070 * spu.c (print_operand): Handle 'v' and 'w'.
19071 (exp2_immediate_p, spu_gen_exp2): Define.
19072 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19073 spu_convtf_1): Update parameter descriptions.
19074 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19075 * constraints.md ('v', 'w'): New.
19076 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19078 (i2f, I2F): New define_mode_attr.
19079 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19080 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19081 fixuns_truncv4sfv4si2): Update to use mode attribute.
19082 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19083 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19084 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19085 patterns for combine.
19087 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19089 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19090 (cprop, hoist, pre, store_motion): New debug counters.
19091 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19092 is not an RTL pass anymore.
19093 (pass_profiling): Remove extern decl for pass removed in 2005.
19094 (pass_gcse, pass_jump_bypass): Remove.
19095 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19096 to 0 for clean state.
19097 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19098 * cse.c (gate_handle_cse_after_global_opts,
19099 rest_of_handle_cse_after_global_opts): New functions.
19100 (pass_cse_after_global_opts): New pass, does local CSE.
19101 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19102 (TV_CPROP): New timevar.
19103 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19104 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19105 (gcse_main, recompute_all_luids): Remove.
19106 (compute_hash_table_work): Call max_reg_num instead of reading
19108 (cprop_jump): Don't set run_jump_opt_after_gcse.
19109 (constprop_register): Always allow to alter jumps.
19110 (cprop_insn): Likewise.
19111 (do_local_cprop): Likewise.
19112 (local_cprop_pass): Likewise. Return non-zero if something changed.
19113 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19114 (find_implicit_sets): Add note about missed optimization opportunity.
19115 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19116 pass_rtl_cprop execute function.
19117 Don't bother tracking the pass number, each pass gets its own dumpfile
19119 Always allow to alter jumpsand bypass jumps.
19120 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19121 will just find no suitable set.
19122 (pre_edge_insert): Fix dumping, this function is for PRE only.
19123 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19124 pass_rtl_pre execute function.
19125 (hoist_code): Return non-zero if something changed. Keep track of
19126 substitutions and insertions for statistics gathering similar to PRE.
19127 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19128 called from the pass_rtl_hoist execute function. Show pass statistics.
19129 (compute_store_table): Use max_reg_num directly instead of using the
19130 formerly global max_gcse_regno.
19131 (build_store_vectors): Likewise.
19132 (replace_store_insn): Fix dumping.
19133 (store_motion): Rename to ...
19134 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19135 pass, called from the pass_rtl_store_motion execute function. Keep
19136 track of substitutions and insertions for statistics gathering similar
19138 (bypass_jumps): Remove, fold interesting bits into ...
19139 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19140 from the pass_rtl_cprop execute function.
19141 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19142 pass_jump_bypass): Remove.
19143 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19144 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19145 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19146 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19147 (gate_rtl_store_motion, execute_rtl_store_motion,
19148 pass_rtl_store_motion): New.
19149 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19150 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19151 * passes.c (init_optimization_passes): Remove pass_gcse and
19152 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19153 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19154 instead of pass_jump_bypass.
19156 2009-04-27 Richard Guenther <rguenther@suse.de>
19158 PR middle-end/39928
19159 * gimplify.c (gimplify_expr): If we are required to create
19160 a temporary make sure it ends up as register.
19162 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19165 * config/i386/i386.c (construct_container): Don't call
19166 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19167 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19169 2009-04-27 Michael Matz <matz@suse.de>
19171 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19172 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19173 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19174 (dump_replaceable_exprs): Take a bitmap.
19175 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19177 (expand_gimple_basic_block): Likewise.
19178 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19179 replaceable_expressions member a bitmap.
19180 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19181 (mark_replaceable): Likewise.
19182 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19183 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19185 2009-04-27 Richard Guenther <rguenther@suse.de>
19187 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19188 (verify_stmts): Dispatch to gimple/type verification code.
19189 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19190 issue with call argument types.
19192 2009-04-27 Michael Matz <matz@suse.de>
19194 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19195 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19198 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19199 Eric Botcazou <ebotcazou@adacore.com>
19201 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19202 a label's basic block.
19203 (mark_target_live_regs): Tidy and rework obsolete comments.
19204 Change back DF problem to LIVE. If a label starts a basic block,
19205 assume that all registers that used to be live then still are.
19206 (init_resource_info): If a label starts a basic block, set its
19207 BLOCK_FOR_INSN accordingly.
19208 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19210 2009-04-27 Richard Guenther <rguenther@suse.de>
19212 * tree-flow-inline.h (function_ann): Remove.
19213 (get_function_ann): Likewise.
19214 * tree-dfa.c (create_function_ann): Remove.
19215 * tree-flow.h (struct static_var_ann_d): Remove.
19216 (struct function_ann_d): Likewise.
19217 (union tree_ann_d): Remove fdecl member.
19218 (function_ann_t): Remove.
19219 (function_ann, get_function_ann, create_function_ann): Remove
19222 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19224 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19226 2009-04-27 Jan Hubicka <jh@suse.cz>
19228 * ipa-pure-const.c (struct funct_state_d): New fields
19229 state_previously_known, looping_previously_known; remove
19230 state_set_in_source.
19231 (analyze_function): Use new fields.
19232 (propagate): Avoid assumption that state_set_in_source imply
19235 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19236 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19237 * cfgloop.h (finite_loop_p): Declare.
19239 2009-04-26 Michael Matz <matz@suse.de>
19241 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19243 2009-04-26 Michael Matz <matz@suse.de>
19245 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19246 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19247 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19248 pass_mark_used_blocks): Remove.
19249 * tree-optimize.c (pass_free_datastructures,
19250 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19251 * passes.c (init_optimization_passes): Don't call
19252 pass_mark_used_blocks, remove dead code.
19254 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19256 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19257 * tree-ssa-live.h (register_ssa_partition): Likewise.
19259 2009-04-26 Michael Matz <matz@suse.de>
19262 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19263 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19264 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19266 (compare_pairs): Swap cost comparison.
19267 (coalesce_ssa_name): Don't use change_partition_var.
19268 * tree-nrv.c (struct nrv_data): Add modified member.
19269 (finalize_nrv_r): Set it.
19270 (tree_nrv): Use it to update statements.
19271 (pass_nrv): Require PROP_ssa.
19272 * tree-mudflap.c (mf_decl_cache_locals,
19273 mf_build_check_statement_for): Use make_rename_temp.
19274 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19275 * alias.c (find_base_decl): Handle SSA names.
19276 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19277 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19278 * rtl.h (set_reg_attrs_for_parm): Declare.
19279 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19280 to "optimized", remove unused locals at finish.
19281 (execute_free_datastructures): Make global, call
19282 delete_tree_cfg_annotations.
19283 (execute_free_cfg_annotations): Don't call
19284 delete_tree_cfg_annotations.
19286 * ssaexpand.h: New file.
19287 * expr.c (toplevel): Include ssaexpand.h.
19288 (expand_assignment): Handle SSA names the same as register variables.
19289 (expand_expr_real_1): Expand SSA names.
19290 * cfgexpand.c (toplevel): Include ssaexpand.h.
19291 (SA): New global variable.
19292 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19293 (SSAVAR): New macro.
19294 (set_rtl): New helper function.
19295 (add_stack_var): Deal with SSA names, use set_rtl.
19296 (expand_one_stack_var_at): Likewise.
19297 (expand_one_stack_var): Deal with SSA names.
19298 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19299 before unique numbers.
19300 (expand_stack_vars): Use set_rtl.
19301 (expand_one_var): Accept SSA names, add asserts for them, feed them
19302 to above subroutines.
19303 (expand_used_vars): Expand all partitions (without default defs),
19304 then only the local decls (ignoring those expanded already).
19305 (expand_gimple_cond): Remove edges when jumpif() expands an
19306 unconditional jump.
19307 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19308 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19310 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19311 members of SA; deal with PARM_DECL partitions here; expand
19312 all PHI nodes, free tree datastructures and SA. Commit instructions
19313 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19314 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19315 info and statements at start, collect garbage at finish.
19316 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19317 (VAR_ANN_PARTITION) Remove.
19318 (change_partition_var): Don't declare.
19319 (partition_to_var): Always return SSA names.
19320 (var_to_partition): Only accept SSA names.
19321 (register_ssa_partition): Only check argument.
19322 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19324 (delete_var_map): Don't free it.
19325 (var_union): Only accept SSA names, simplify.
19326 (partition_view_init): Mark only useful SSA names as used.
19327 (partition_view_fini): Only deal with SSA names.
19328 (change_partition_var): Remove.
19329 (dump_var_map): Use ssa_name instead of partition_to_var member.
19330 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19332 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19333 (struct _elim_graph): New member const_dests; nodes member vector of
19335 (set_location_for_edge): New static helper.
19336 (create_temp): Remove.
19337 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19338 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19339 (new_elim_graph): Allocate const_dests member.
19340 (clean_elim_graph): Truncate const_dests member.
19341 (delete_elim_graph): Free const_dests member.
19342 (elim_graph_size): Adapt to new type of nodes member.
19343 (elim_graph_add_node): Likewise.
19344 (eliminate_name): Likewise.
19345 (eliminate_build): Don't take basic block argument, deal only with
19346 partition numbers, not variables.
19347 (get_temp_reg): New static helper.
19348 (elim_create): Use it, deal with RTL temporaries instead of trees.
19349 (eliminate_phi): Adjust all calls to new signature.
19350 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19351 (rewrite_trees): Only do checking.
19352 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19353 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19354 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19355 contains_tree_r, MAX_STMTS_IN_LATCH,
19356 process_single_block_loop_latch, analyze_edges_for_bb,
19357 perform_edge_inserts): Remove.
19358 (expand_phi_nodes): New global function.
19359 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19360 functions, initialize new parameter, remember partitions having a
19362 (finish_out_of_ssa): New global function.
19363 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19364 don't reset in_ssa_p here, don't disable TER when mudflap.
19365 (pass_del_ssa): Remove.
19366 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19368 (execute_free_datastructures): Declare.
19369 * Makefile.in (SSAEXPAND_H): New variable.
19370 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19371 * basic-block.h (commit_one_edge_insertion): Declare.
19372 * passes.c (init_optimization_passes): Move pass_nrv and
19373 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19374 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19375 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19376 (redirect_branch_edge): Deal with super block when expanding, split
19377 out jump patching itself into ...
19378 (patch_jump_insn): ... here, new static helper.
19380 2009-04-26 Michael Matz <matz@suse.de>
19382 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19383 beyond num_ssa_names.
19384 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19385 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19387 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19389 PR inline-asm/39543
19390 * fwprop.c (forward_propagate_asm): New function.
19391 (forward_propagate_and_simplify): Propagate also into __asm, if it
19392 doesn't increase the number of referenced registers.
19395 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19397 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19399 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19400 note_nonlocal_vla_type for nonlocal VLAs.
19401 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19402 contains_remapped_vars, remap_vla_decls): New functions.
19403 (convert_nonlocal_reference_stmt): If not optimizing, call
19404 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19405 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19406 if it wasn't found in var_map.
19407 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19408 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19409 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19411 * gimplify.c (nonlocal_vlas): New variable.
19412 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19414 (gimplify_body): Create and destroy nonlocal_vlas.
19416 * dwarf2out.c (loc_descr_plus_const): New function.
19417 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19418 mem_loc_descriptor, loc_descriptor_from_tree_1,
19419 descr_info_loc, gen_variable_die): Use it.
19421 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19422 !TREE_STATIC VAR_DECLs.
19423 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19424 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19425 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19426 DECL_BY_REFERENCE is valid.
19427 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19428 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19429 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19430 Copy DECL_BY_REFERENCE.
19431 (struct nesting_copy_body_data): New type.
19432 (nesting_copy_decl): New function.
19433 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19434 if they have variable length.
19436 2009-04-26 Michael Matz <matz@suse.de>
19438 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19439 mark new temporaries for renaming.
19441 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19444 * c-decl.c (global_bindings_p): Return negative value.
19445 (c_variable_size): New. Based on variable_size from
19447 (grokdeclarator): Call c_variable_size not variable_size.
19449 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19451 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19453 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19455 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19456 Redefine it to just use mingw/include.
19457 (ASM_SPEC): Rules for -m32 and -m64.
19458 (LINK_SPEC): Use Likewise.
19459 (SPEC_32): New define.
19460 (SPEC_64): Likewise.
19461 (SUB_LINK_SPEC): Likewise.
19462 (MULTILIB_DEFAULTS): New define.
19463 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19464 Add multilib options.
19465 (MULTILIB_DIRNAMES): Likewise.
19466 (MULTILIB_OSDIRNAMES): Likewise.
19467 (LIBGCC): Likewise.
19468 (INSTALL_LIBGCC): Likewise.
19470 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19473 * c-tree.h (enum c_inline_static_type): New.
19474 (record_inline_static): Declare.
19475 * c-decl.c (struct c_inline_static, c_inline_statics,
19476 record_inline_static, check_inline_statics): New.
19477 (pop_file_scope): Call check_inline_statics.
19478 (start_decl): Call record_inline_static instead of pedwarning
19479 directly for static in inline function.
19480 * c-typeck.c (build_external_ref): Call record_inline_static
19481 instead of pedwarning directly for static referenced in inline
19484 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19486 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19487 not new but only being rescanned.
19488 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19489 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19490 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19491 record_set_info, compute_set, grealloc): Remove.
19492 (recompute_all_luids): New function.
19493 (gcse_main): Don't compute sets, and don't do related memory
19494 allocations/free-ing. If something changed before the end of the
19495 pass, update LUIDs using recompute_all_luids.
19496 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19497 (free_gcse_mem): Don't free it either.
19498 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19499 Use the df insn LUIDs.
19500 (load_killed_in_block): Likewise.
19501 (compute_hash_table_work): Don't compute reg_set_in_block.
19502 (compute_transp): Use DF_REG_DEF_CHAINs.
19503 (local_cprop_pass): Don't use compute_sets and related functions.
19504 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19505 Use get_max_uid() instead of max_cuid.
19506 (insert_insn_end_basic_block, pre_insert_copy_insn,
19507 update_ld_motion_stores): Don't try to
19508 keep reg_set tables up to date.
19509 (pre_insert_copies): Use df insn LUIDs.
19510 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19511 (reg_set_info): Don't use extra bitmap argument.
19512 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19513 information to compute regs_set_in_block.
19514 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19515 (bypass_jumps): Don't use compute_sets and friends.
19517 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19520 * opts.c (undocumented_msg): Do not leave blank even with
19523 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19525 * c-decl.c (build_enumerator): Allow values folding to integer
19526 constants but not integer constant expressions with a pedwarn if
19529 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19532 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19533 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19534 type is an integer constant.
19536 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19539 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19542 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19545 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19546 with variably modified return type and no storage class
19547 specifiers, except for the case of nested functions. Distinguish
19548 extern declarations of functions with variably modified return
19549 types from those of objects with variably modified types.
19551 2009-04-25 Jan Hubicka <jh@suse.cz>
19553 * tree.c (list_equal_p): New function.
19554 * tree.h (list_equal_p): Declare.
19555 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19556 basic_block_def, basic_block, const_basic_block): New.
19557 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19558 (redirect_eh_edge): New function.
19559 (make_eh_edge_update_phi): EH edges are not abnormal.
19560 * except.c: Include tree-flow.h.
19561 (list_match): New function.
19562 (eh_region_replaceable_by_p): New function.
19563 (replace_region): New function.
19564 (hash_type_list): New function.
19565 (hash_eh_region): New function.
19566 (eh_regions_equal_p): New function.
19567 (merge_peers): New function.
19568 (remove_unreachable_regions): Verify EH tree when checking;
19570 (copy_eh_region_1): New function.
19571 (copy_eh_region): New function.
19572 (push_reachable_handler): New function.
19573 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19574 regions without label but with live RESX.
19575 * except.h (redirect_eh_edge_to_label): New.
19576 * tree-flow.h (redirect_eh_edge): New.
19577 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19578 basic_block_def, basic_block, const_basic_block): Remove.
19579 * Makefile.in (except.o): Add dependency on tree-flow.h
19580 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19581 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19584 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19587 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19588 on the destination of memcpy.
19590 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19592 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19593 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19594 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19596 2009-04-25 Jan Hubicka <jh@suse.cz>
19598 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19599 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19600 to be reached by different label than left.
19601 (update_eh_edges): Update comment; remove edge_to_remove if possible
19602 and return true if suceeded.
19603 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19604 (cleanup_eh): Compute sharing map.
19605 * except.c (remove_eh_handler_and_replace): Add argument if we should
19607 (remove_unreachable_regions): Update for label sharing.
19608 (label_to_region_map): Likewise.
19609 (get_next_region_sharing_label): New function.
19610 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19612 (remove_eh_handler): Update.
19613 (remove_eh_region_and_replace_by_outer_of): New function.
19614 * except.h (struct eh_region): Add next_region_sharing_label.
19615 (remove_eh_region_and_replace_by_outer_of,
19616 get_next_region_sharing_label): Declare.
19617 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19619 2009-04-25 Jan Hubicka <jh@suse.cz>
19621 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19622 insert code even if they are not critical.
19624 2009-04-25 Jan Hubicka <jh@suse.cz>
19626 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19627 (gimple_can_remove_branch_p): EH edges won't remove branch by
19629 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19630 updating of non-abnormal EH edges.
19631 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19632 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19633 (split_critical_edges): Split also edges where emitting code on them
19634 will lead to splitting later.
19636 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19637 H.J. Lu <hongjiu.lu@intel.com>
19640 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19641 the configured assembler supports fildq and fistpq mnemonics.
19642 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19643 * configure: Regenerated.
19644 * config.in: Ditto.
19646 * config/i386/i386.c (print_operand): Handle 'Z'.
19647 ['z']: Remove handling of special fild/fist suffixes.
19648 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19649 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19650 suffix of fild insn.
19651 (*floatsi<mode>2_vector_mixed): Ditto.
19652 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19653 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19654 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19655 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19656 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19658 2009-04-25 Ben Elliston <bje@au.ibm.com>
19660 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19661 the source of a set operation.
19663 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19665 * target.h (struct gcc_target): Add case_values_threshold field.
19666 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19667 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19668 * targhooks.c (default_case_values_threshold): New function.
19669 * targhooks.h (default_case_values_threshold): Declare function.
19670 * stmt.c (expand_case): Use case_values_threshold target hook.
19671 * expr.h (case_values_threshold): Remove declartation.
19672 * expr.c (case_values_threshold): Remove function.
19673 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19675 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19676 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19677 (avr_case_values_threshold): Declare as static.
19678 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19680 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19681 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19682 (mn10300_case_values_threshold): New function.
19684 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19686 * ira.c (setup_cover_and_important_classes): Add enum cast.
19688 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19690 * genpreds.c (write_enum_constraint_num): Output definition of
19691 CONSTRAINT_NUM_DEFINED_P macro.
19692 * ira.c (setup_cover_and_important_classes): Use
19693 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19695 2009-04-24 DJ Delorie <dj@redhat.com>
19697 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19698 __SH2A_SINGLE_ONLY__ also.
19700 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19702 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19703 (movdf_internal): Ditto.
19704 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19705 SFmode and DFmode constants.
19706 (ia64_print_operand): Add 'G' format for printing
19707 floating point constants.
19709 2009-04-24 Richard Guenther <rguenther@suse.de>
19711 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19712 from unsigned additions.
19714 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19716 * c-typeck.c (set_init_index): Allow array designators that are
19717 not integer constant expressions with a pedwarn if pedantic.
19719 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19721 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19722 zero if no overlap in nonzero bits between the operands.
19724 2009-04-24 Ian Lance Taylor <iant@google.com>
19726 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19727 (record_dead_and_set_regs): Likewise.
19728 * df.h (struct df_mw_hardreg): Change flags field to int.
19729 (struct df_base_ref): Likewise.
19730 (struct df): Change changeable_flags field to int.
19731 * df-scan.c (df_defs_record): Change clobber_flags to int.
19732 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19733 constants rather than #define macros.
19734 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19735 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19736 (enum dwarf_calling_convention): Likewise.
19737 (enum dwarf_line_number_x_ops): Likewise.
19738 (enum dwarf_call_frame_info): Likewise.
19739 (enum dwarf_source_language): Likewise.
19740 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19741 (add_calling_convention_attribute): Likewise.
19742 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19743 (combine_comparisons): Change compcode to int. Add cast to enum type.
19744 * genrecog.c (maybe_both_true_2): Change c to int.
19745 (write_switch): Likewise. Add cast to enum type.
19746 * gimplify.c (gimplify_omp_for): Handle return values from
19747 gimplify_expr using MIN rather than bitwise or.
19748 (gimplify_expr): Add cast to enum type.
19749 * ipa-prop.c (update_jump_functions_after_inlining): Change
19750 IPA_BOTTOM to IPA_JF_UNKNOWN.
19751 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19752 Add casts to enum type.
19753 (setup_cover_and_important_classes): Change cl to int. Add casts
19755 (setup_class_translate): Change cl and mode to int.
19756 (ira_init_once): Change mode to int.
19757 (free_register_move_costs): Likewise.
19758 (setup_prohibited_mode_move_regs): Add casts to enum type.
19759 * langhooks.c (add_builtin_function_common): Rework assertion that
19760 value fits bitfield.
19761 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19762 * omega.c (omega_do_elimination): Avoid math on enum types.
19763 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19764 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19765 int local to handle integral_argment value.
19766 * regmove.c (try_auto_increment): Change PUT_MODE to
19768 * reload.c (push_secondary_reload): Add casts to enum type.
19769 (secondary_reload_class, find_valid_class): Likewise.
19770 * reload1.c (emit_input_reload_insns): Likewise.
19771 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19772 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19773 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19775 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19776 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19778 (expand_complex_libcall): Add casts to enum type.
19779 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19780 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19781 with ERROR_MARK, not NUM_TREE_CODES.
19782 (vect_create_epilog_for_reduction): Likewise.
19783 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19784 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19785 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19787 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19788 vect_unused_in_loop. Change 0 to loop_vect.
19789 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19790 * var-tracking.c (get_init_value): Change return type to enum
19792 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19793 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19795 (arm_override_options): Add casts to enum type.
19796 (arm_emit_tls_decoration): Likewise.
19797 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19799 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19800 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19801 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19803 * config/s390/s390.c (code_for_builtin_64): Change to array of
19805 (code_for_builtin_31): Likewise.
19806 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19808 * config/sparc/sparc.c (sparc_override_options): Change value
19809 field in struct code_model to enum cmodel. In initializer change
19810 0 to NULL and add cast to enum type.
19812 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19813 Change all callers. Issue a -Wc++-compat warning using
19814 lhs_origtype if necessary.
19815 (convert_for_assignment): Issue -Wc++-compat warnings about
19816 invalid conversions to enum type on assignment.
19817 * c-common.h (build_modify_expr): Update declaration.
19819 2009-04-24 Nick Clifton <nickc@redhat.com>
19821 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19822 (function_arg_advance): Likewise.
19823 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19826 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19828 * config/s390/constraints.md ('I', 'J'): Fix condition.
19830 2009-04-24 Diego Novillo <dnovillo@google.com>
19832 * gengtype-parse.c (parse_error): Add newline after message.
19834 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19836 * config/i386/sse.md (avxmodesuffixs): Removed.
19837 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19838 (*avx_pinsr<ssevecsize>): This.
19840 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19842 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19843 follow chains of regs with a single definition, and allow expressions
19844 that are function_invariant_p.
19845 (simple_rhs_p): Allow expressions that are function_invariant_p.
19847 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19849 PR middle-end/39867
19850 * fold-const.c (fold_cond_expr_with_comparison): When folding
19851 > and >= to MAX, make sure the MAX uses the same type as the
19852 comparison's operands.
19854 2009-04-24 Nick Clifton <nickc@redhat.com>
19856 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19857 addressing for DImode accesses.
19858 (frv_print_operand_address): Handle PLUS case.
19859 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19861 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19863 PR rtl-optimization/39794
19864 * alias.c (canon_true_dependence): Add x_addr argument.
19865 * rtl.h (canon_true_dependence): Adjust prototype.
19866 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19867 * cselib.c (cselib_invalidate_mem): Likewise.
19868 * gcse.c (compute_transp): Likewise.
19869 * dse.c (scan_reads_nospill): Likewise.
19870 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19871 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19872 canon_base_addr of the group, plus optional offset.
19873 (struct group_info): Rename canon_base_mem to
19875 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19876 canon_rtx of base_mem.
19878 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19880 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19881 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19883 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19885 * config/spu/spu-builtins.h: Delete file.
19887 * config/spu/spu.h (enum spu_builtin_type): Move here from
19889 (struct spu_builtin_description): Likewise. Add GTY marker.
19890 Do not use enum spu_function_code or enum insn_code.
19891 (spu_builtins): Add extern declaration.
19893 * config/spu/spu.c: Do not include "spu-builtins.h".
19894 (enum spu_function_code, enum spu_builtin_type_index,
19895 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
19896 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
19897 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
19898 unsigned_V2DI_type_node): Move here from spu-builtins.h.
19899 (spu_builtin_types): Make static. Add GTY marker.
19900 (spu_builtins): Add extern declaration with GTY marker.
19901 Include "gt-spu.h".
19903 * config/spu/spu-c.c: Do not include "spu-builtins.h".
19904 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
19905 Check programmatically whether all parameters are scalar.
19907 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
19909 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
19911 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
19912 assignment from the constructor either if the target is volatile.
19914 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
19916 * config/arm/arm.md (insv): Do not share operands[0].
19918 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
19920 * config/vxlib-tls.c (active_tls_threads): Delete.
19921 (delete_hook_installed): New.
19922 (tls_delete_hook): Don't delete the delete hook.
19923 (tls_destructor): Delete it here.
19924 (__gthread_set_specific): Adjust installing the delete hook.
19925 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
19926 __gthread_leave_tsd_dtor_context.
19928 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
19930 * c-format.c (gcc_tdiag_char_table): Add support for %E.
19932 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
19934 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
19936 (alpha_rtx_costs): Ditto.
19937 (emit_unlikely_jump): Use add_reg_note.
19938 (emit_frame_store_1): Ditto.
19939 (alpha_expand_prologue): Ditto.
19940 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19941 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
19943 2009-04-23 Nick Clifton <nickc@redhat.com>
19945 * config/v850/v850.md (epilogue): Remove suppressed code.
19946 (return): Rename to return_simple and remove test of frame size.
19947 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
19948 to gen_return_simple.
19950 2009-04-22 Jing Yu <jingyu@google.com>
19953 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
19955 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19958 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
19959 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
19960 value is a VECTOR_CST, the element type is the element type of the
19963 2009-04-22 DJ Delorie <dj@redhat.com>
19965 * config/m32c/m32c.h: Update GTY annotations to new syntax.
19967 2009-04-22 Jakub Jelinek <jakub@redhat.com>
19969 * alias.c (find_base_term): Move around LO_SUM case, so that
19970 CONST falls through into PLUS/MINUS handling.
19973 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
19974 into 0, use omit_one_operand.
19976 2009-04-23 Ben Elliston <bje@au.ibm.com>
19978 * config/rs6000/linux-unwind.h (get_regs): Remove type
19979 puns. Change the type of `pc' to an array of unsigned ints and
19980 update all users. Constify frame24.
19982 2009-04-22 DJ Delorie <dj@redhat.com>
19984 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
19985 declarations before code.
19986 (current_function_special_page_vector): Likewise.
19987 (m32c_expand_insv): Silence a warning.
19989 2009-04-21 Taras Glek <tglek@mozilla.com>
19991 * alias.c: Update GTY annotations to new syntax.
19992 * basic-block.h: Likewise.
19993 * bitmap.h: Likewise.
19994 * c-common.h: Likewise.
19995 * c-decl.c: Likewise.
19996 * c-parser.c: Likewise.
19997 * c-pragma.c: Likewise.
19998 * c-tree.h: Likewise.
19999 * cfgloop.h: Likewise.
20000 * cgraph.h: Likewise.
20001 * config/alpha/alpha.c: Likewise.
20002 * config/arm/arm.h: Likewise.
20003 * config/avr/avr.h: Likewise.
20004 * config/bfin/bfin.c: Likewise.
20005 * config/cris/cris.c: Likewise.
20006 * config/darwin.c: Likewise.
20007 * config/frv/frv.c: Likewise.
20008 * config/i386/i386.c: Likewise.
20009 * config/i386/i386.h: Likewise.
20010 * config/i386/winnt.c: Likewise.
20011 * config/ia64/ia64.h: Likewise.
20012 * config/iq2000/iq2000.c: Likewise.
20013 * config/mips/mips.c: Likewise.
20014 * config/mmix/mmix.h: Likewise.
20015 * config/pa/pa.c: Likewise.
20016 * config/pa/pa.h: Likewise.
20017 * config/rs6000/rs6000.c: Likewise.
20018 * config/s390/s390.c: Likewise.
20019 * config/sparc/sparc.c: Likewise.
20020 * config/xtensa/xtensa.c: Likewise.
20021 * cselib.h: Likewise.
20022 * dbxout.c: Likewise.
20023 * dwarf2out.c: Likewise.
20024 * except.c: Likewise.
20025 * except.h: Likewise.
20026 * fixed-value.h: Likewise.
20027 * function.c: Likewise.
20028 * function.h: Likewise.
20029 * gimple.h: Likewise.
20030 * integrate.c: Likewise.
20031 * optabs.c: Likewise.
20032 * output.h: Likewise.
20033 * real.h: Likewise.
20035 * stringpool.c: Likewise.
20036 * tree-data-ref.c: Likewise.
20037 * tree-flow.h: Likewise.
20038 * tree-scalar-evolution.c: Likewise.
20039 * tree-ssa-address.c: Likewise.
20040 * tree-ssa-alias.h: Likewise.
20041 * tree-ssa-operands.h: Likewise.
20042 * tree.c: Likewise.
20043 * tree.h: Likewise.
20044 * varasm.c: Likewise.
20045 * varray.h: Likewise.
20047 * coretypes.h: Do not define GTY macro if it is already defined.
20048 * doc/gty.texi: Update GTY documentation to new syntax.
20049 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20050 annotations on structs.
20051 * gengtype-parse.c: Likewise.
20053 2009-04-22 Mark Heffernan <meheff@google.com>
20055 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20057 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20059 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20062 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20064 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20065 the same as a PLUS without a shift. Increase the cost of a
20068 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20070 * Makefile.in: Update dependencies.
20071 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20072 * errors.h: Remove bogus comment about compatibility.
20073 (warning): Update declaration.
20074 * genautomata.c: Update all calls to warning.
20075 * gimple.c: Do not include errors.h. Include toplev.h.
20076 * tree-ssa-structalias.c: Do not include errors.h.
20077 * omega.c: Likewise.
20078 * tree-ssa-reassoc.c: Likewise.
20079 * config/spu/spu-c.c: Likewise.
20080 * config/spu/t-spu-elf: Update dependencies.
20082 2009-04-22 Richard Guenther <rguenther@suse.de>
20084 PR tree-optimization/39824
20085 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20086 make sure the types are compatible.
20088 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20091 * c-common.c (c_parse_error): Take a token_flags parameter.
20092 Use token_type for the token type instead.
20093 Pass token_flags to cpp_type2name.
20094 * c-common.h (c_parse_error): Update declaration.
20095 * c-parser.c (c_parser_error): Pass 0 as token flags.
20097 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20099 PR rtl-optimization/39580
20100 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20102 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20104 * function.c (expand_function_end): Do not emit a jump to the "naked"
20105 return label for fall-through returns.
20106 * except.c (sjlj_emit_function_exit): Always place the call to the
20107 unregister function at the location installed by expand_function_end.
20109 2009-04-22 Richard Guenther <rguenther@suse.de>
20111 PR tree-optimization/39845
20112 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20113 (gen_inbound_check): Likewise.
20115 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20117 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20119 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20120 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20122 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20124 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20125 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20126 shift counts to avoid out-of-bounds array accesses.
20128 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20130 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20131 (Pmode): Move above.
20133 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20135 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20136 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20137 GET_CODE macro. Use IN_RANGE macro where appropriate.
20138 * config/alpha/alpha.h: Ditto.
20139 * config/alpha/alpha.md: Ditto.
20140 * config/alpha/constraints.md: Ditto.
20141 * config/alpha/predicates.md: Ditto.
20143 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20145 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20146 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20147 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20148 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20149 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20150 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20151 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20152 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20153 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20154 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20155 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20156 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20157 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20158 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20159 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20160 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20161 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20162 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20163 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20164 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20165 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20166 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20167 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20168 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20169 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20170 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20171 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20173 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20175 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20176 references from comments.
20177 * cfgbuild.c: (count_basic_blocks): Delete.
20178 (find_basic_blocks_1): Delete.
20179 (find_basic_blocks): Delete.
20180 * except.c (finish_eh_generation): Make static. Move comment from
20181 except.h here. Remove find_basic_blocks references from comments.
20182 * except.h (finish_eh_generation): Delete.
20183 * basic-block.h (find_basic_blocks): Delete.
20184 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20186 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20188 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20189 (sdbout_parms): Likewise.
20191 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20193 * config/sh/sh.c (prepare_cbranch_operands): Use
20194 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20195 (expand_cbranchdi4): Likewise.
20196 (from_compare): Add cast to enum type.
20197 (expand_cbranchsi4): Use add_reg_note.
20198 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20199 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20200 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20201 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20202 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20203 instead of CODE_FOR_nothing.
20204 (cbranchdi4): Likewise. Fix the order of arguments for
20206 (push_fpscr): Use add_reg_note.
20207 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20208 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20210 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20212 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20213 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20214 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20215 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20216 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20217 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20218 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20219 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20220 config/alpha/x-vms, config/arc/t-arc,
20221 config/arm/README-interworking, config/arm/arm-c.c,
20222 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20223 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20224 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20225 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20226 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20227 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20228 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20229 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20230 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20231 config/cris/t-elfmulti, config/crx/t-crx,
20232 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20233 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20234 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20235 config/h8300/t-h8300, config/i386/athlon.md,
20236 config/i386/darwin-libgcc.10.4.ver,
20237 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20238 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20239 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20240 config/i386/t-linux64, config/i386/t-nwld,
20241 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20242 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20243 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20244 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20245 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20246 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20247 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20248 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20249 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20250 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20251 config/m68k/t-uclinux, config/mcore/t-mcore,
20252 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20253 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20254 config/mips/crtn.asm, config/mips/irix-crti.asm,
20255 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20256 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20257 config/mips/mips-fixed.md, config/mips/sb1.md,
20258 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20259 config/mips/t-iris6, config/mips/t-isa3264,
20260 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20261 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20262 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20263 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20264 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20265 config/mn10300/t-linux, config/mn10300/t-mn10300,
20266 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20267 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20268 config/picochip/libgccExtras/clzsi2.asm,
20269 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20270 config/rs6000/darwin-libgcc.10.4.ver,
20271 config/rs6000/darwin-libgcc.10.5.ver,
20272 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20273 config/rs6000/t-aix43, config/rs6000/t-aix52,
20274 config/rs6000/t-darwin, config/rs6000/t-fprules,
20275 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20276 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20277 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20278 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20279 config/rs6000/t-rtems, config/rs6000/t-spe,
20280 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20281 config/score/t-score-elf, config/sh/divcost-analysis,
20282 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20283 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20284 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20285 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20286 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20287 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20288 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20289 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20290 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20291 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20292 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20293 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20294 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20295 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20296 * config/h8300/genmova.sh: Include copyright and license notices
20297 in generated output.
20298 * config/h8300/mova.md: Regenerate.
20299 * doc/install.texi2html: Include word "Copyright" in copyright
20300 notice and use name "Free Software Foundation, Inc.".
20301 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20302 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20303 ChangeLog-2007, ChangeLog-2008: Correct dates.
20305 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20307 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20308 NE_EXPR operations as well.
20309 * c-parser.c (c_parser_condition): Do not set location information on
20311 (c_parser_conditional_expression): Likewise.
20312 (c_parser_binary_expression): Set location information on operators.
20313 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20314 TRUTH_NOT_EXPR has been folded.
20315 * fold-const.c (fold_truth_not_expr): Copy location information from
20316 the incoming expression to the outgoing one.
20317 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20318 recursive calls on the LHS of the operator but pass that of the
20319 operator to recursive calls on the RHS of the operator. Set it
20321 (shortcut_cond_expr): Set the locus of the operator on the second
20322 COND_EXPR and that of the expression on the first in degenerate cases.
20323 Pass the locus of the expression to calls to shortcut_cond_r.
20324 Set the locus of the 'then' block on the associated jump, if any.
20325 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20326 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20327 expression to call to gimplify_boolean_expr.
20329 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20331 * config.gcc: Add additional configuration for
20332 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20333 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20334 (CPP_SPEC): Redefine for allowing -municode option.
20335 (STARTFILE_SPEC): Likewise.
20336 * config/i386/t-mingw-w64: New.
20337 * config/i386/mingw-w64.opt: New.
20338 (municode): Add new target option.
20339 * doc/invoke.texi (municode): Add documentation for new option.
20341 2009-04-21 Ian Lance Taylor <iant@google.com>
20343 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20344 Correct test for number of arguments.
20345 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20347 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20349 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20350 argument of emit_library_call.
20352 2009-04-21 Richard Guenther <rguenther@suse.de>
20354 PR middle-end/39829
20355 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20356 inside VIEW_CONVERT_EXPRs.
20358 2009-04-21 Martin Jambor <mjambor@suse.cz>
20360 * tree-switch-conversion.c (build_constructors): Split a long line.
20361 (constructor_contains_same_values_p): New function.
20362 (build_one_array): Create assigns of constants if possible, do not
20363 call mark_sym_for_renaming, call update_stmt.
20364 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20365 make_rename_temp. Do not call mark_symbols_for_renaming, call
20367 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20368 find_new_referenced_vars, call update_stmt.
20369 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20370 instead of calling make_rename_temp. Do not call
20371 find_new_referenced_vars or mark_symbols_for_renaming, call
20374 2009-04-21 Richard Guenther <rguenther@suse.de>
20376 PR tree-optimization/39827
20377 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20378 (tree_ssa_phiprop): Pass the correct array size.
20380 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20382 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20384 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20387 * c-typeck.c (lvalue_p): Move declaration ...
20388 * c-common.h (lvalue_p): ... to here.
20389 * c-common.c (candidate_equal_p): New.
20390 (add_tlist): Use it.
20391 (merge_tlist): Use it.
20392 (warn_for_collisions_1): Likewise.
20393 (warning_candidate_p): Accept more candidates.
20394 (verify_tree): A warning candidate can be an expression. Use
20397 2009-04-21 Ben Elliston <bje@au.ibm.com>
20400 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20401 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20402 options. Remove -mcall-solaris documentation.
20404 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20407 * doc/invoke.texi (-Wlong-long): Update description.
20408 * c-lex (interpret_integer): Only warn if there was no previous
20409 overflow and -Wlong-long is enabled.
20410 * c-decl.c (declspecs_add_type): Drop redundant flags.
20411 * c.opt (Wlong-long): Init to -1.
20412 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20413 and front-end warn_long_long. Wlong-long only depends on other
20414 flags if it is uninitialized.
20415 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20416 the same for CPP and FE.
20417 (restore_extension_diagnostics): Likewise.
20419 2009-04-20 Ian Lance Taylor <iant@google.com>
20421 Fix enum conversions which are invalid in C++:
20422 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20423 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20424 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20425 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20426 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20427 (dbxout_parms): Likewise.
20428 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20429 (df_clear_flags): Likewise.
20430 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20431 top_flag parameter to int.
20432 (df_chain_create_bb_process_use): Likewise.
20433 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20435 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20436 (df_ref_create_structure, df_def_record_1): Likewise.
20437 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20438 (df_notes_rescan): Change 0 to VOIDmode in function call.
20439 (df_get_call_refs, df_insn_refs_collect): Likewise.
20440 (df_bb_regs_collect): Likewise.
20441 (df_entry_block_defs_collect): Likewise.
20442 (df_exit_block_uses_collect): Likewise.
20443 * df.h: Update declarations.
20444 * double-int.c (double_int_divmod): Add cast to enum type.
20445 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20446 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20447 (based_loc_descr): Likewise.
20448 (loc_descriptor_from_tree_1): Change first_op and second_op to
20449 enum dwarf_location_atom. Add cast to enum type.
20450 * expmed.c (init_expmed): Change 0 to SET in function call.
20451 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20452 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20453 (do_store_flag): Likewise.
20454 * fixed-value.h (struct fixed_value): Change mode to enum
20456 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20457 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20459 (insert_insn_decl, insert_decl, insert_state): Likewise.
20460 (automata_list_finish): Likewise.
20461 * genrecog.c (process_define_predicate): Add cast to enum type.
20462 * gensupport.c (init_predicate_table): Add cast to enum type.
20463 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20465 (gimple_build_call_1, gimple_build_label): Likewise.
20466 (gimple_build_goto, gimple_build_asm_1): Likewise.
20467 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20468 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20469 (enum fallback): Rename from enum fallback_t.
20470 (fallback_t): Typedef as int.
20471 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20472 GSI_SAME_STMT in function call.
20473 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20475 (setup_reg_class_relations): Likewise.
20476 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20477 (setup_prohibited_class_mode_regs): Add cast to enum type.
20478 (setup_prohibited_mode_move_regs): Likewise.
20479 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20480 (record_address_regs): Change i to enum reg_class.
20481 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20482 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20483 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20484 (GET_MODE_2XWIDER_MODE): Likewise.
20485 (GET_CLASS_NARROWEST_MODE): Likewise.
20486 * omp-low.c (expand_omp_for): Add cast to enum type.
20487 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20488 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20489 * postreload.c (reload_cse_simplify_operands): Change rclass local
20491 * predict.c (combine_predictions_for_insn): Change best_predictor
20492 and predictor to enum br_predictor.
20493 (combine_predictions_for_bb): Likewise.
20494 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20495 use SET_PREDICT_EXPR_OUTCOME.
20496 * real.c (real_arithmetic): Change icode to code in function call.
20497 * reginfo.c (init_move_cost): Add casts to enum type.
20498 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20499 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20501 * reload.c (find_valid_class): Add casts to enum type.
20502 (push_reload): Change 0 to NO_REGS in function call.
20503 (find_reloads): Change this_alternative to array of enum
20504 reg_class. Remove some now-unnecessary casts.
20505 (make_memloc): Change 0 to VOIDmode in function call.
20506 * reload1.c (reload): Change 0 to VOIDmode in function call.
20507 (eliminate_regs_1, elimination_effects): Likewise.
20508 (eliminate_regs_in_insn): Likewise.
20509 (emit_input_reload_insns): Add cast to enum type.
20510 (delete_output_reload): Change 0 to VOIDmode in function call.
20511 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20512 to enum type in function call.
20513 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20514 (SET_PREDICT_EXPR_OUTCOME): Define.
20515 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20516 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20517 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20518 (dump_function): Likewise.
20519 * tree-dump.h: Update declarations.
20520 * tree-pass.h: Update declarations.
20521 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20522 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20524 (arm_rtx_costs_1): Correct parenthesization.
20525 (arm_rtx_costs): Add casts to enum type.
20526 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20527 (vfp_emit_fstmd): Use add_rg_note.
20528 (emit_multi_reg_push, emit_sfm): Likewise.
20529 (thumb_set_frame_pointer): Likewise.
20530 (arm_expand_prologue): Likewise.
20531 (arm_regno_class): Change return type to enum reg_class.
20532 (thumb1_expand_prologue): Use add_reg_note.
20533 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20534 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20536 * config/arm/gentune.sh: Add cast to enum type.
20537 * config/arm/arm-tune.md: Rebuild.
20538 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20539 (ix86_split_fp_branch, predict_jump): Likewise.
20540 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20541 insn_code to enum rtx_code.
20542 (ix86_builtin_vectorized_function): Add cast to enum type.
20543 * config/i386/i386.md (truncdfsf2): Change slot to enum
20545 (truncxf<mode>2, isinf<mode>2): Likewise.
20546 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20548 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20549 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20550 (insert_bundle_state): Change 1 to INSERT in function call.
20551 (ia64_add_bundle_selector_before): Likewise.
20552 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20553 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20554 (restore_stack_nonlocal): Likewise.
20555 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20557 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20559 (mips_rtx_costs): Likewise.
20560 (mips_override_options): Add casts to enum type.
20561 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20563 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20564 (store_reg, set_reg_plus_d): Likewise.
20565 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20566 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20568 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20570 (emit_unlikely_jump): Use add_reg_note.
20571 (rs6000_emit_allocate_stack): Likewise.
20572 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20573 (output_toc): Change 1 to INSERT in function call.
20574 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20575 (rs6000_initialize_trampoline): Likewise.
20576 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20578 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20579 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20580 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20581 (save_gprs): Use add_reg_note.
20582 (s390_emit_prologue): Likewise.
20583 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20584 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20585 (sparc_fold_builtin): Add cast to enum type.
20586 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20588 (spu_expand_prologue): Use add_reg_note.
20589 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20591 2009-04-20 Ian Lance Taylor <iant@google.com>
20593 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20594 (c_parser_postfix_expression_after_primary): Get VEC for list of
20595 arguments. Get original types of arguments. Call
20596 build_function_call_vec.
20597 (cached_expr_list_1, cached_expr_list_2): New static variables.
20598 (c_parser_expr_list): Change return type to VEC *. Add
20599 p_orig_types parameter. Change all callers.
20600 (c_parser_release_expr): New static function.
20601 (c_parser_vec_to_tree_list): New static function.
20602 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20603 call build_function_call_vec.
20604 (build_function_call_vec): New function, based on old
20605 build_function_call.
20606 (convert_arguments): Remove nargs and argarray parameters. Change
20607 values to a VEC. Add origtypes parameter.
20608 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20609 (convert_for_assignment): Add origtype parameter. Change all
20610 callers. If warn_cxx_compat, check for conversion to an enum
20611 type when calling a function.
20612 (store_init_value): Add origtype parameter. Change all callers.
20613 (digest_init): Likewise.
20614 (struct init_node): Add origtype field.
20615 (add_pending_init): Add origtype parameter. Change all callers.
20616 (output_init_element): Likewise.
20617 (output_pending_init_elements): Pass origtype from init_node to
20618 output_init_element.
20619 (process_init_element): Pass origtype from c_expr to
20620 output_init_element.
20621 (c_finish_return): Add origtype parameter. Change all callers.
20622 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20624 (sync_resolve_params): Likewise.
20625 (sync_resolve_return): Change params to first_param. Change caller.
20626 (resolve_overloaded_builtins): Change params to VEC *. Change
20627 callers. Save first parameter around call to build_function_call_vec.
20628 * c-decl.c (finish_decl): Add origtype parameter. Change all
20629 callers. Call build_function_call_vec rather than
20630 build_function_call for cleanup.
20631 * c-tree.h: Update declarations.
20632 * c-common.h: Update declarations.
20633 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20634 params to first_param.
20635 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20636 params parameter from tree to void *.
20637 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20638 Change arglist parameter to have type void *, and to be a pointer
20640 * config/rs6000/rs6000-protos.h
20641 (altivec_resolve_overloaded_builtin): Update declaration.
20642 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20643 fnargs parameter to have type void *, and to be a pointer to a
20644 VEC. Call build_function_call_vec instead of
20645 build_function_call.
20646 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20648 2009-04-20 Joey Ye <joey.ye@intel.com>
20649 Xuepeng Guo <xuepeng.guo@intel.com>
20650 H.J. Lu <hongjiu.lu@intel.com>
20652 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20654 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20655 (IX86_LEA_PRIORITY): Likewise.
20656 (distance_non_agu_define): New function.
20657 (distance_agu_use): Likewise.
20658 (ix86_lea_for_add_ok): Likewise.
20659 (ix86_dep_by_shift_count): Likewise.
20661 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20662 should split for LEA.
20664 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20666 (ix86_dep_by_shift_count): Likewise.
20668 2009-04-20 Richard Guenther <rguenther@suse.de>
20670 * expr.c (handled_component_p): Move ...
20671 * tree.h (handled_component_p): ... here.
20672 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20673 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20674 and REALPART_EXPR to be in one group.
20676 2009-04-20 Richard Guenther <rguenther@suse.de>
20678 * basic-block.h (get_all_dominated_blocks): Declare.
20679 * dominance.c (get_all_dominated_blocks): New function.
20680 * tree-cfg.c (get_all_dominated_blocks): Remove.
20681 (remove_edge_and_dominated_blocks): Adjust.
20682 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20683 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20684 instead of recursing.
20686 2009-04-20 Doug Kwan <dougkwan@google.com>
20688 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20689 (struct cgraph_node_set_def): New type.
20690 (cgraph_node_set) New type. Also declare vector functions.
20691 (struct cgraph_node_set_element_def): New type.
20692 (cgraph_node_set_element): Ditto.
20693 (cgraph_node_set_iterator): New iterator type.
20694 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20695 cgraph_node_set_remove, dump_cgraph_node_set,
20696 debug_cgraph_node_set): New prototypes.
20697 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20698 cgraph_node_set_size): New inlines.
20699 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20700 including cgraph.h.
20701 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20702 argument to function 'write_summary'.
20703 * ipa.c: Include ggc.h.
20704 (hash_cgraph_node_set_element,
20705 eq_cgraph_node_set_element, cgraph_node_set_new,
20706 cgraph_node_set_add, cgraph_node_set_remove,
20707 cgraph_node_set_find, dump_cgraph_node_set,
20708 debug_cgraph_node_set): New functions.
20709 * Makefile.in (ipa.o): Add dependency on GGC_H.
20711 2009-04-20 Ira Rosen <irar@il.ibm.com>
20713 PR tree-optimization/39675
20714 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20715 check of the return code of vect_schedule_slp. Check that
20716 stmt_vec_info still exists for the statement, before checking its
20717 vectorization type.
20719 2009-04-20 Michael Matz <matz@suse.de>
20721 * Makefile.in (generated_files): Take out $(simple_generated_c).
20723 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20725 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20726 (UINTPTR_TYPE): Likewise.
20728 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20731 * c-typeck.c (digest_init): Check for initializing an array with a
20734 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20737 * c-semantics.c (pop_stmt_list): Propagate
20738 STATEMENT_LIST_HAS_LABEL to parent statement list.
20740 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20742 * config/mips/mips.h (mips_tune_attr): New macro.
20743 * config/mips/mips.md (cpu): Use it.
20745 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20748 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20751 2009-04-19 Diego Novillo <dnovillo@google.com>
20753 * toplev.c (compile_file): Move call to coverage_finish ...
20754 * cgraphunit.c (ipa_passes): ... here.
20755 Call cgraph_process_new_functions.
20756 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20757 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20759 2009-04-19 Jan Hubicka <jh@suse.cz>
20761 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20763 (dump_cgraph_node): Dump can throw external flag.
20764 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20766 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20770 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20771 * common.opt (Wlogical-op): Move from here...
20772 * c.opt (Wlogical-op): ... to here.
20773 * c-typeck.c (parser_build_binary_op): Update call to
20774 warn_logical_operator.
20775 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20777 * c-common.c (warn_logical_op): Update.
20778 * c-common.h (warn_logical_op): Update declaration.
20780 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20782 * tree.c (protected_set_expr_location): Fix formatting.
20784 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20787 * c-typeck.c (readonly_warning): new.
20788 (build_unary_op, build_modify_expr): Use readonly_warning for
20789 storing into something readonly but not const-qualified.
20791 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20794 * c-typeck.c (build_unary_op): Check for taking address of
20795 expression of type void.
20797 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20800 * c-typeck.c (build_function_call): Check for calling a function
20801 with qualified void return types. Call require_complete_type when
20804 2009-04-18 Jan Hubicka <jh@suse.cz>
20806 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20808 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20809 can_throw_external flag.
20810 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20811 * ipa-pure-const.c (ignore_edge): New function.
20812 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20813 only over can_throw_external edges.
20814 (local_pure_const): Add nothrow flag.
20815 * ipa-utils.c (searchc): Add ignore_edge callback.
20816 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20817 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20818 (set_nothrow_function_flags): Update cgraph.
20819 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20821 2009-04-18 Richard Guenther <rguenther@suse.de>
20823 PR middle-end/39804
20824 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20825 (fold_stmt): ... this and ...
20826 (fold_stmt_inplace): ... this.
20827 (fold_stmt_1): Fold references in calls and asms.
20828 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20830 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20832 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20833 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20835 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20837 * tree.c (function_args_count): Remove.
20838 * tree.h: Remove the prototype for function_args_count.
20840 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20842 * tree-iterator.c (expr_only): Remove.
20843 * tree.h: Remove the prototype for expr_only.
20845 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20847 * reginfo.c (cannot_change_mode_set_regs): Remove.
20848 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20850 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20852 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20853 whether operands 0 and 1 overlaps.
20855 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20857 PR middle-end/36902
20858 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20859 pointer. Use warning_at instead of warning.
20860 (search_for_addr_array): Likewise.
20861 (check_array_bounds): Likewise.
20862 (check_all_array_refs): Check that the incoming edge is not in the
20863 list of edges to be removed.
20864 (check_all_array_refs): Avoid the temporal pointer.
20865 (vrp_visit_cond_stmt): Fix typo.
20866 (simplify_switch_using_ranges): Handle the case where the switch
20867 index is an integer constant.
20869 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20871 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20873 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20875 * doc/extend.texi, doc/invoke.texi: Fix typos.
20877 2009-04-17 Cary Coutant <ccoutant@google.com>
20879 * tree-flow-inline.h (get_lineno): Fix inverted test.
20881 2009-04-17 Diego Novillo <dnovillo@google.com>
20883 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20884 assertion for AVAIL_OUT.
20886 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20889 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20890 * config/sh/linux-atomic.asm: Likewise.
20892 2009-04-17 Diego Novillo <dnovillo@google.com>
20894 * except.c (debug_eh_tree): New.
20895 (struct eh_region, struct eh_status): Move ...
20896 * except.h: ... here.
20897 (add_type_for_runtime): Declare extern.
20898 (lookup_type_for_runtime): Likewise.
20899 (debug_eh_tree): Declare.
20900 * Makefile.in (GTFILES): List except.h before except.c
20902 2009-04-17 Diego Novillo <dnovillo@google.com>
20904 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
20905 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20906 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
20907 (find_vars_r): ... here.
20908 * tree-flow.h (find_referenced_vars_in): Declare.
20909 * tree-ssa-pre.c (create_expression_by_pieces): Assert
20910 that AVAIL_OUT exists for BLOCK.
20911 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
20912 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
20913 (tree-parloops.o): Likewise.
20915 2009-04-17 Simon Baldwin <simonb@google.com>
20917 * toplev.c (default_tree_printer): Add handling for %E format.
20919 2009-04-17 Diego Novillo <dnovillo@google.com>
20921 * tree-pretty-print.c (dump_generic_node): Add break after
20922 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
20923 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
20924 FUNCTION_TYPE together. Call print_struct_decl when printing
20925 structures and TDF_SLIM is not given.
20926 (print_struct_decl): Fix logic for detecting recursion.
20928 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20931 * gcc.c (create_at_file): New.
20932 (compile_input_file_p): New.
20933 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
20934 * main.c (main): Update call to toplev_main.
20935 * toplev.c (toplev_main): Change signature. Call expandargv.
20936 * toplev.h (toplev_main): Change signature.
20938 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20940 * dwarf2out.c (field_byte_offset): Use the type size as the field size
20941 if the latter is not constant.
20943 2009-04-17 David Edelsohn <edelsohn@gnu.org>
20945 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
20947 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20949 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
20950 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
20952 2009-04-17 Richard Guenther <rguenther@suse.de>
20954 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20955 Handle component references view-converting an invariant address.
20957 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
20959 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
20960 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
20961 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
20962 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
20963 Use @deftypevr rather than @deftypevar.
20965 2009-04-17 Richard Guenther <rguenther@suse.de>
20967 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
20968 (get_prop_source_stmt): Likewise.
20969 (can_propagate_from): Likewise.
20971 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
20973 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
20974 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
20975 (--with-multilib-list): Add default value.
20976 * configure: Regenerate.
20977 * Makefile.in (TM_ENDIAN_CONFIG): Define.
20978 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
20979 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
20980 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
20981 Don't add default cpu to multilib list unnecessarily, but do enable
20982 the relevant compiler option..
20983 Add support for --with-multilib-list=<blank> and
20984 --with-multilib-list=!<somelib> to supress unwanted multilibs.
20985 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
20986 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
20987 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
20988 TM_MULTILIB_CONFIG.
20989 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
20990 (MULTILIB_OSDIRNAMES): New variable.
20991 * config/sh/t-1e: Delete file.
20992 * config/sh/t-mlib-sh1: Delete file.
20993 * config/sh/t-mlib-sh2: Delete file.
20994 * config/sh/t-mlib-sh2a: Delete file.
20995 * config/sh/t-mlib-sh2a-nofpu: Delete file.
20996 * config/sh/t-mlib-sh2a-single: Delete file.
20997 * config/sh/t-mlib-sh2a-single-only: Delete file.
20998 * config/sh/t-mlib-sh2e: Delete file.
20999 * config/sh/t-mlib-sh3e: Delete file.
21000 * config/sh/t-mlib-sh4: Delete file.
21001 * config/sh/t-mlib-sh4-nofpu: Delete file.
21002 * config/sh/t-mlib-sh4-single: Delete file.
21003 * config/sh/t-mlib-sh4-single-only: Delete file.
21004 * config/sh/t-mlib-sh4a: Delete file.
21005 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21006 * config/sh/t-mlib-sh4a-single: Delete file.
21007 * config/sh/t-mlib-sh4a-single-only: Delete file.
21008 * config/sh/t-mlib-sh4al: Delete file.
21009 * config/sh/t-mlib-sh5-32media: Delete file.
21010 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21011 * config/sh/t-mlib-sh5-64media: Delete file.
21012 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21013 * config/sh/t-mlib-sh5-compact: Delete file.
21014 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21015 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21016 * doc/install.texi (Options specification): Add
21017 --with-multilib-list and --with-endian.
21019 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21021 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21023 (OBJS-common): Add plugin-version.o.
21024 (plugin-version.o): New.
21025 * gcc-plugin.h (plugin_gcc_version): New.
21026 (plugin_default_version_check): New.
21027 (plugin_init_func, plugin_init): Add version argument.
21028 * plugin-version.c: New.
21029 * plugin.c (str_plugin_gcc_version_name): New.
21030 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21031 pass it to the init function.
21032 (plugin_default_version_check): New.
21034 2009-04-17 Richard Guenther <rguenther@suse.de>
21036 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21037 for decl-vs-decl disambiguation.
21039 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21041 * config/s390/s390.h (s390_tune_attr): New macro definition.
21042 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21044 2009-04-17 Richard Guenther <rguenther@suse.de>
21046 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21047 (fold_stmt_r): Likewise.
21048 (maybe_fold_reference): New function.
21049 (fold_gimple_assign): Handle cases fold_stmt_r did.
21050 (fold_stmt): Do not use fold_stmt_r.
21051 (fold_stmt_inplace): Likewise.
21053 2009-04-17 Richard Guenther <rguenther@suse.de>
21055 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21056 (record_equivalences_from_stmt): Remove useless checks and
21058 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21059 the type is already suitable.
21061 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21063 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21065 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21067 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21068 (CMPtype): Define as __gcc_CMPtype.
21070 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21072 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21073 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21075 2009-04-17 Richard Guenther <rguenther@suse.de>
21077 PR tree-optimization/39746
21078 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21079 special-casing for builtins and static variable use/def.
21080 (call_may_clobber_ref_p_1): Likewise.
21082 2009-04-16 Ian Lance Taylor <iant@google.com>
21084 * df.h: Include "timevar.h".
21085 (struct df_problem): Change tv_id field to timevar_id_t.
21086 * tree-pass.h: Include "timevar.h".
21087 (struct opt_pass): Change tv_id field to timevar_id_t.
21088 * timevar.h (timevar_id_t): Define TV_NONE.
21089 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21090 TV_NONE rather than tv_id != 0.
21091 (execute_one_pass): Likewise.
21092 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21093 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21094 dependencies to $(TREE_PASS_H).
21095 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21097 (pass_branch_target_load_optimize2): Likewise.
21098 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21099 (pass_outof_cfg_layout_mode): Likewise.
21100 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21101 (pass_rebuild_cgraph_edges): Likewise.
21102 (pass_remove_cgraph_callee_edges): Likewise.
21103 * df-core.c (pass_df_initialize_opt): Likewise.
21104 (pass_df_initialize_no_opt): Likewise.
21105 (pass_df_finish): Likewise.
21106 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21107 * except.c (pass_set_nothrow_function_flags): Likewise.
21108 (pass_convert_to_eh_region_ranges): Likewise.
21109 * final.c (pass_compute_alignments): Likewise.
21110 * function.c (pass_instantiate_virtual_regs): Likewise.
21111 (pass_init_function): Likewise.
21112 (pass_leaf_regs): Likewise.
21113 (pass_match_asm_constraints): Likewise.
21114 * gimple-low.c (pass_lower_cf): Likewise.
21115 (pass_mark_used_blocks): Likewise.
21116 * init-regs.c (pass_initialize_regs): Likewise.
21117 * integrate.c (pass_initial_value_sets): Likewise.
21118 * ira.c (pass_ira): Likewise.
21119 * jump.c (pass_cleanup_barriers): Likewise.
21120 * omp-low.c (pass_expand_omp): Likewise.
21121 (pass_lower_omp): Likewise.
21122 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21123 * recog.c (pass_split_all_insns): Likewise.
21124 (pass_split_after_reload): Likewise.
21125 (pass_split_before_regstack): Likewise.
21126 (pass_split_before_sched2): Likewise.
21127 (pass_split_for_shorten_branches): Likewise.
21128 * reginfo.c (pass_reginfo_init): Likewise.
21129 (pass_subregs_of_mode_init): Likewise.
21130 (pass_subregs_of_mode_finish): Likewise.
21131 * passes.c (pass_postreload): Likewise.
21132 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21133 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21134 (pass_warn_function_return): Likewise.
21135 (pass_warn_function_noreturn): Likewise.
21136 * tree-complex.c (pass_lower_complex): Likewise.
21137 (pass_lower_complex_O0): Likewise.
21138 * tree-if-conv.c (pass_if_conversion): Likewise.
21139 * tree-into-ssa.c (pass_build_ssa): Likewise.
21140 * tree-mudflap.c (pass_mudflap_1): Likewise.
21141 (pass_mudflap_2): Likewise.
21142 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21143 (pass_mudflap_2): Likewise.
21144 * tree-nrv.c (pass_return_slot): Likewise.
21145 * tree-object-size.c (pass_object_sizes): Likewise.
21146 * tree-optimize.c (pass_all_optimizations): Likewise.
21147 (pass_early_local_passes): Likewise.
21148 (pass_all_early_optimizations): Likewise.
21149 (pass_cleanup_cfg): Likewise.
21150 (pass_cleanup_cfg_post_optimizing): Likewise.
21151 (pass_free_datastructures): Likewise.
21152 (pass_free_cfg_annotations): Likewise.
21153 (pass_fixup_cfg): Likewise.
21154 (pass_init_datastructures): Likewise.
21155 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21156 (pass_late_warn_uninitialized): Likewise.
21157 (pass_update_address_taken): Likewise.
21158 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21159 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21160 (pass_cse_sincos): Likewise.
21161 (pass_convert_to_rsqrt): Likewise.
21162 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21163 * tree-stdarg.c (pass_stdarg): Likewise.
21164 * tree-tailcall.c (pass_tail_recursion): Likewise.
21165 (pass_tail_calls): Likewise.
21166 * tree-vect-generic.c (pass_lower_vector): Likewise.
21167 (pass_lower_vector_ssa): Likewise.
21168 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21170 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21172 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21174 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21176 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21177 logical and signext.
21179 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21182 * config/sh/predicates.md (arith_operand): Check if the operand
21183 of TRUNCATE is a REG.
21185 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21187 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21188 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21190 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21192 * tree-iterator.c (tsi_split_statement_list_after,
21193 tsi_split_statement_list_before): Remove.
21194 * tree-iterator.h: Remove the prototypes for
21195 tsi_split_statement_list_after and tsi_split_statement_list_before.
21197 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21199 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21200 * tree-ssa-propagate.h: Remove the prototype for
21201 stmt_makes_single_load.
21203 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21205 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21206 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21208 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21210 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21212 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21214 * except.c (eh_region_outer_p): Remove.
21215 * except.h: Remove the prototype for eh_region_outer_p.
21217 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21219 * function.c (current_function_assembler_name): Remove.
21220 * function.h: Remove the prototype for
21221 current_function_assembler_name.
21223 2009-04-16 Ian Lance Taylor <iant@google.com>
21225 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21226 (add_reg_note): Call alloc_reg_note.
21227 * rtl.h (alloc_reg_note): Declare.
21228 * combine.c (try_combine): Use alloc_reg_note.
21229 (recog_for_combine, move_deaths): Likewise.
21230 (distribute_notes): Use alloc_reg_note and add_reg_note.
21231 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21232 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21233 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21235 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21237 PR rtl-optimization/39762
21238 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21239 ira_may_move_out_cost): Add comments about way of their usage.
21240 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21242 * ira-conflicts.c (process_regs_for_copy): Use function
21243 ira_get_register_move_cost instead of global
21244 ira_register_move_cost.
21246 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21247 color_pass, move_spill_restore, update_curr_costs): Ditto.
21249 * ira-lives.c (process_single_reg_class_operands): Ditto.
21251 * ira-emit.c (emit_move_list): Ditto.
21253 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21254 (record_reg_classes): Ditto. Use functions
21255 ira_get_register_move_cost and ira_get_may_move_cost instead of
21256 global vars ira_register_move_cost, ira_may_move_out_cost and
21257 ira_may_move_in_cost.
21258 (record_address_regs): Don't call ira_init_register_move_cost.
21259 Use function ira_get_may_move_cost instead of global
21260 ira_may_move_in_cost.
21261 (process_bb_node_for_hard_reg_moves): Use function
21262 ira_get_register_move_cost instead of global ira_register_move_cost.
21263 (ira_costs): Don't call ira_init_register_move_cost.
21265 2009-04-16 Richard Guenther <rguenther@suse.de>
21267 * tree-cfg.c (verify_gimple_assign_binary):
21268 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21269 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21270 (create_general_new_stmt): Note that this function is broken.
21272 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21274 * common.opt (fhelp): Add Var(help_flag).
21275 * gcc-plugin.h (plugin_info): Add help.
21276 * plugin.c (plugin_name_args): Add help.
21277 (register_plugin_info): Set plugin->help.
21278 (print_help_one_plugin): New.
21279 (print_plugins_help): New.
21280 * plugin.h (print_plugins_help): New.
21281 * toplev.c (toplev_main): Call print_plugins_help if needed.
21283 2009-04-16 Richard Guenther <rguenther@suse.de>
21285 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21286 (gimple_ior_addresses_taken_1): New function.
21287 (gimple_ior_addresses_taken): Likewise.
21288 * gimple.h (struct gimple_statement_with_ops_base): Remove
21289 addresses_taken member.
21290 (gimple_ior_addresses_taken): Declare.
21291 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21292 gimple_set_addresses_taken): Remove.
21293 * ipa-reference.c (mark_address): New function.
21294 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21295 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21296 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21297 (gimple_add_to_addresses_taken): Remove.
21298 (get_tmr_operands): Call mark_address_taken.
21299 (get_asm_expr_operands): Likewise.
21300 (get_expr_operands): Likewise.
21301 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21302 (free_stmt_operands): Do not free it.
21303 * tree-ssa.c (delete_tree_ssa): Likewise.
21304 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21306 2009-04-16 Richard Guenther <rguenther@suse.de>
21308 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21309 (walk_stmt_load_store_ops): Likewise.
21310 * gimple.c (get_base_loadstore): New function.
21311 (walk_stmt_load_store_addr_ops): Likewise.
21312 (walk_stmt_load_store_ops): Likewise.
21313 * ipa-pure-const.c (check_op): Simplify.
21314 (check_load, check_store): New functions.
21315 (check_stmt): Use walk_stmt_load_store_ops.
21316 * ipa-reference.c (mark_load): Adjust signature.
21317 (mark_store): Likewise.
21318 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21320 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21322 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21323 (plugin_info): New.
21324 * opts.c (common_handle_option): Don't call print_version.
21325 * plugin.c (plugin_name_args): Add version.
21326 (register_plugin_info): New.
21327 (register_callback): Handle PLUGIN_INFO.
21328 (try_init_one_plugin): New.
21329 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21331 (finalize_one_plugin): New.
21332 (finalize_plugins): New.
21333 (print_one_plugin): New.
21334 (print_plugins_versions): New.
21335 * plugin.h (print_plugins_versions): New.
21336 (finalize_plugins): New.
21337 * toplev.c (compile_file): Don't call initialize_plugins.
21338 (print_version): Call print_plugins_versions.
21339 (toplev_main): Call initialize_plugins. Print version if needed.
21340 Call finalize_plugins.
21342 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21344 * common.opt (fversion): New.
21345 * gcc.c (print_version): New.
21346 (process_command): Don't print the version. Just set print_version.
21347 (main): Print version. Call subprocesses if print_version and
21348 verbose_flag are set.
21349 * opts.c (common_handle_option): Handle OPT_fversion.
21351 2009-04-16 Richard Guenther <rguenther@suse.de>
21352 Ira Rosen <irar@il.ibm.com>
21354 PR tree-optimization/39698
21355 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21356 type of the reduction variable. Only generate the def if
21359 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21360 make sure to first convert to an integer of the same precision.
21361 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21362 the type of the evolution correctly in computing the new
21363 induction variable base.
21365 2009-04-16 Richard Guenther <rguenther@suse.de>
21367 PR middle-end/39625
21368 * tree-cfg.c (make_blocks): Split statements with to-be
21369 abnormal SSA names on the lhs.
21371 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21373 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21374 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21375 * c-typeck.c (really_start_incremental_init): Likewise.
21376 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21377 (TARGET_INITIALIZER): Remove it.
21378 * target.h (struct target): Remove vector_opaque_p.
21379 * tree.c (build_opaque_vector_type): New.
21380 * tree.h (TYPE_VECTOR_OPAQUE): New.
21381 (build_opaque_vector_type): Declare.
21382 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21383 * config/rs6000/rs6000.c (build_opaque_vector_type,
21384 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21385 (rs6000_init_builtins): Use build_opaque_vector_type for
21386 opaque_V4SI_type_node.
21388 2009-04-15 Catherine Moore <clm@codesourcery.com>
21390 * debug.h (set_name): Declare.
21391 * dwarf2out.c (dwarf2out_set_name): Declare.
21392 (dwarf2_debug_hooks): Add set_name.
21393 (find_AT_string): New.
21394 (add_AT_string): Call find_AT_string.
21395 (dwarf2out_set_name): New.
21396 * cp/decl.c (grokdeclarator): Call set_name.
21397 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21398 * debug.c (do_nothing_debug_hooks): Likewise.
21399 * dbxout.c (dbx_debug_hooks): Likewise.
21400 * sdbout.c (sdb_debug_hooks): Likewise.
21402 2009-04-15 Michael Eager <eager@eagercon.com>
21404 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21405 reg for single-precision FPU.
21406 * config/rs6000/rs6000.md (movsi_internal1): Only for
21407 !TARGET_SINGLE_FPU.
21408 (movsi_internal1_single): New. Add pattern to move SI values to/from
21409 single-precision FP regs.
21411 2009-04-15 Richard Guenther <rguenther@suse.de>
21413 * omp-low.c (lower_rec_input_clauses): Build correct address
21415 (expand_omp_for_generic): Fix multiplication type.
21416 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21417 (generate_memset_zero): Fix types.
21418 * tree-profile.c (prepare_instrumented_value): Correctly
21421 2009-04-15 Ian Lance Taylor <iant@google.com>
21423 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21424 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21425 for -Wall and for -Wc++-compat.
21426 (c_common_post_options): For C++, set warn_enum_compare if not
21428 * c-tree.h (struct c_expr): Add field original_type.
21429 (build_external_ref): Update declaration.
21430 * c-parser.c (c_parser_braced_init): Set original_type.
21431 (c_parser_initelt): Likewise.
21432 (c_parser_expr_no_commas): Likewise.
21433 (c_parser_conditional_expression): Likewise.
21434 (c_parser_cast_expression): Likewise.
21435 (c_parser_unary_expression): Likewise. Pull setting of
21436 original_code to top of function.
21437 (c_parser_sizeof_expression): Set original_type.
21438 (c_parser_alignof_expression): Likewise.
21439 (c_parser_postfix_expression): Likewise. Pull setting of
21440 original_code to top of function.
21441 (c_parser_postfix_expression_after_paren_type): Set original_type.
21442 (c_parser_postfix_expression_after_primary): Likewise.
21443 (c_parser_expression): Likewise.
21444 * c-typeck.c (build_external_ref): Add type parameter. Change all
21446 (c_expr_sizeof_expr): Set original_type field.
21447 (parser_build_unary_op): Likewise.
21448 (parser_build_binary_op): Likewise. Optionally warn about
21449 comparisons of enums of different types.
21450 (digest_init): Set original_type field.
21451 (really_start_incremental_init): Likewise.
21452 (push_init_level, pop_init_level): Likewise.
21453 * doc/invoke.texi (Warning Options): -Wenum-compare now
21456 2009-04-15 Richard Guenther <rguenther@suse.de>
21458 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21459 out a necessary conversion.
21460 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21461 names we didn't value number.
21462 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21464 2009-04-15 Richard Guenther <rguenther@suse.de>
21466 PR tree-optimization/39764
21467 * tree-ssa-ccp.c (get_value): Canonicalize value with
21468 canonicalize_float_value.
21470 2009-04-15 Jan Hubicka <jh@suse.cz>
21472 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21473 Wrong version of patch.
21475 2009-04-15 Jan Hubicka <jh@suse.cz>
21477 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21479 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21481 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21482 our distinct integral and vector types.
21484 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21486 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21487 * init.c (build_vtbl_address): Remove call to assemble_external.
21489 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21491 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21492 output for other floating point modes.
21494 2009-04-14 Diego Novillo <dnovillo@google.com>
21496 * diagnostic.c (diagnostic_report_diagnostic): Do not
21497 warn about loaded plugins for DK_ERROR and DK_WARNING.
21498 * c-decl.c (declspecs_add_type): Move call to
21499 invoke_plugin_callbacks ...
21500 * c-parser.c (c_parser_declspecs): ... here.
21501 * plugin.c (dump_active_plugins): Tidy output.
21503 2009-04-14 Diego Novillo <dnovillo@google.com>
21504 Le-Chun Wu <lcwu@google.com>
21506 * configure.ac: Add --enable-plugin support.
21507 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21508 * Makefile.in (PLUGIN_H): Define.
21509 Export ENABLE_PLUGIN and GMPINC to site.exp.
21510 Add PLUGINLIBS to link command.
21511 Add/modify dependencies for plugin.o and files including plugin.h.
21513 * config.in: Regenerate.
21515 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21518 2009-04-14 Le-Chun Wu <lcwu@google.com>
21520 * tree-pass.h (register_one_dump_file): Add a prototype for
21521 register_one_dump_file.
21522 * toplev.c (compile_file): Call initialize_plugins.
21523 (do_compile): Call invoke_plugin_callbacks.
21524 (toplev_main): Call invoke_plugin_callbacks.
21525 * common.opt: Add -fplugin= and -fplugin-arg-.
21526 * gcc-plugin.h: New public header file for plugins to include.
21527 * plugin.c: New source file.
21528 * plugin.h: New internal header file.
21529 * passes.c (register_one_dump_file): Make it external.
21531 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21533 2009-04-14 Diego Novillo <dnovillo@google.com>
21535 * doc/plugins.texi: New.
21536 * doc/gccint.texi: Add reference to Plugins chapter.
21537 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21538 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21539 loaded plugins, if any.
21540 * timevar.def (TV_PLUGIN_INIT): Define.
21541 (TV_PLUGIN_RUN): Define.
21542 * plugin.c: Include timevar.h
21543 (plugins_active_p): New.
21544 (dump_active_plugins): New.
21545 (debug_active_plugins): New.
21547 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21549 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21551 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21553 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21555 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21556 the same as a minus without a shift.
21558 2009-04-14 Nick Clifton <nickc@redhat.com>
21560 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21561 comparisons with small integers will always produce a short
21564 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21567 2008-12-19 Diego Novillo <dnovillo@google.com>
21569 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21571 2009-04-14 Richard Guenther <rguenther@suse.de>
21573 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21575 (verify_gimple_assign_binary): Likewise. Handle shifts and
21577 (verify_gimple_phi): Print the mismatched argument position.
21578 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21580 (vect_update_init_of_dr): Likewise.
21581 * matrix-reorg.c (transform_access_sites): Do what the
21583 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21585 2009-04-13 Michael Eager <eager@eagercon.com>
21587 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21588 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21589 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21590 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21591 remove duplicate config
21593 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21595 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21596 file_name:line_number type locator of the call site.
21598 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21600 * genautomata.c: Put blank after comma.
21601 (automaton_decls): New.
21602 (struct unit_usage): Add comments to member next.
21603 (store_alt_unit_usage): Keep the list ordered.
21604 (unit_present_on_list_p, equal_alternatives_p): New.
21605 (check_regexp_units_distribution): Check units distribution
21606 correctness correctly.
21607 (main): Don't write automata if error is found. Return correct
21610 * config/m68k/cf.md (cfv4_ds): Remove.
21611 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21612 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21614 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21615 power4-load-ext, power4-store, power4-store-update,
21616 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21617 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21618 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21619 power4-sqrt, power4-isync): Modify reservation to make correct
21620 unit distribution to automata.
21622 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21623 power5-store-update, power5-two, power5-three, power5-lmul,
21624 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21626 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21628 * except.c (pass_set_nothrow_function_flags): Set name and add
21630 (set_nothrow_function_flags): Mention in the dump file when
21631 changing a function to nothrow.
21633 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21636 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21637 instead of unsigned long.
21639 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21641 * config/arm/arm.c (return_used_this_function): Remove.
21642 (arm_output_function_prologue): Remove use of
21643 return_used_this_function.
21644 (output_return_instruction): Replace use of
21645 return_used_this_function
21646 by cfun->machine->return_used_this_function.
21647 (arm_output_epilogue): Likewise.
21648 (arm_output_function_epilogue): Likewise.
21649 (thumb_unexpanded_epilogue): Likewise.
21650 * config/arm/arm.h (struct machine_function):
21651 New member return_used_this_function.
21653 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21655 * doc/install.texi: Correct description of default directory for
21656 --with-gxx-include-dir.
21658 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21660 * fold-const.c (build_range_check): Properly deal with enumeral and
21661 boolean base types.
21663 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21665 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21666 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21667 * params.h (MAX_GCSE_PASSES): Remove.
21668 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21669 in sequence. Remove ability to run multiple passes.
21670 (bypass_jumps): Report run as third CPROP pass.
21672 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21674 PR middle-end/39651
21675 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21676 when deciding whether the whole SEQUENCE can throw.
21678 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21681 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21682 offseted label references.
21684 2009-04-11 Jan Hubicka <jh@suse.cz>
21686 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21688 2009-04-11 Richard Guenther <rguenther@suse.de>
21690 PR middle-end/39732
21691 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21692 return variables as TREE_ADDRESSABLE.
21694 2009-04-11 Richard Guenther <rguenther@suse.de>
21696 PR tree-optimization/39713
21697 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21698 reference trees have SSA_NAME operands.
21700 2009-04-11 Richard Guenther <rguenther@suse.de>
21703 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21704 address expressions.
21706 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21708 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21709 match changes in Cygwin 1.7
21710 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21711 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21713 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21715 PR tree-optimization/39701
21716 * doc/invoke.texi (Optimization Options): Document change in
21717 meaning and initialization of -fdelete-null-pointer-checks.
21719 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21721 PR middle-end/39701
21722 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21724 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21727 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21729 2009-04-10 Chao-ying Fu <fu@mips.com>
21731 * doc/tm.texi (Instruction Output): Document
21732 TARGET_ASM_FINAL_POSTSCAN_INSN.
21733 * target.h (final_postscan_insn): New field in asm_out.
21734 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21735 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21736 * final.c (final_scan_insn): Call
21737 targetm.asm_out.final_postscan_insn after outputting
21738 an asm macro and a normal instruction.
21740 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21741 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21742 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21743 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21744 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21746 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21748 PR middle-end/39701
21749 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21750 variables as non-NULL even with -fdelete-null-pointer-checks.
21752 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21754 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21756 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21759 * config/i386/i386.c (classify_argument): Handle SCmode with
21760 (bit_offset % 64) != 0.
21762 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21764 * doc/invoke.texi (Optimize Options): Add cross-reference to
21765 -Q --help=optimizers examples.
21767 2009-04-10 Ben Elliston <bje@au.ibm.com>
21770 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21771 regalign for the reg == fpr and TDmode case.
21773 2009-04-09 David Ayers <ayers@fsfe.org>
21776 * objc/objc-act.c (warn_with_method): Remove helper function.
21777 (check_duplicates): Call warning and inform directly.
21778 (really_start_method): Likewise.
21780 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21782 * expmed.c (expand_divmod): Always use a comparison for a division
21783 by a large unsigned integer.
21785 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21786 for things others than variables or functions as nonzero.
21788 2009-04-09 Nick Clifton <nickc@redhat.com>
21790 * unwind-compat.c: Change copyright header to refer to version
21791 3 of the GNU General Public License with version 3.1 of the
21792 GCC Runtime Library Exception and to point readers at the
21793 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21794 * config/alpha/crtfastmath.c: Likewise.
21795 * config/alpha/linux-unwind.h: Likewise.
21796 * config/alpha/qrnnd.asm: Likewise.
21797 * config/alpha/vms-crt0-64.c: Likewise.
21798 * config/alpha/vms-crt0.c: Likewise.
21799 * config/alpha/vms-dwarf2.asm: Likewise.
21800 * config/alpha/vms-dwarf2eh.asm: Likewise.
21801 * config/alpha/vms-psxcrt0-64.c: Likewise.
21802 * config/alpha/vms-psxcrt0.c: Likewise.
21803 * config/alpha/vms_tramp.asm: Likewise.
21804 * config/arc/initfini.c: Likewise.
21805 * config/arc/lib1funcs.asm: Likewise.
21806 * config/arm/bpabi-v6m.S: Likewise.
21807 * config/arm/bpabi.S: Likewise.
21808 * config/arm/bpabi.c: Likewise.
21809 * config/arm/crti.asm: Likewise.
21810 * config/arm/crtn.asm: Likewise.
21811 * config/arm/ieee754-df.S: Likewise.
21812 * config/arm/ieee754-sf.S: Likewise.
21813 * config/arm/lib1funcs.asm: Likewise.
21814 * config/arm/libunwind.S: Likewise.
21815 * config/arm/linux-atomic.c: Likewise.
21816 * config/arm/mmintrin.h: Likewise.
21817 * config/arm/pr-support.c: Likewise.
21818 * config/arm/unaligned-funcs.c: Likewise.
21819 * config/arm/unwind-arm.c: Likewise.
21820 * config/arm/unwind-arm.h: Likewise.
21821 * config/avr/libgcc.S: Likewise.
21822 * config/bfin/crti.s: Likewise.
21823 * config/bfin/crtlibid.s: Likewise.
21824 * config/bfin/crtn.s: Likewise.
21825 * config/bfin/lib1funcs.asm: Likewise.
21826 * config/bfin/linux-unwind.h: Likewise.
21827 * config/cris/arit.c: Likewise.
21828 * config/cris/cris_abi_symbol.c: Likewise.
21829 * config/darwin-64.c: Likewise.
21830 * config/darwin-crt2.c: Likewise.
21831 * config/darwin-crt3.c: Likewise.
21832 * config/darwin.h: Likewise.
21833 * config/dbxelf.h: Likewise.
21834 * config/dfp-bit.c: Likewise.
21835 * config/dfp-bit.h: Likewise.
21836 * config/elfos.h: Likewise.
21837 * config/fixed-bit.c: Likewise.
21838 * config/fixed-bit.h: Likewise.
21839 * config/fp-bit.c: Likewise.
21840 * config/fp-bit.h: Likewise.
21841 * config/fr30/crti.asm: Likewise.
21842 * config/fr30/crtn.asm: Likewise.
21843 * config/fr30/lib1funcs.asm: Likewise.
21844 * config/freebsd-spec.h: Likewise.
21845 * config/frv/cmovd.c: Likewise.
21846 * config/frv/cmovh.c: Likewise.
21847 * config/frv/cmovw.c: Likewise.
21848 * config/frv/frvbegin.c: Likewise.
21849 * config/frv/frvend.c: Likewise.
21850 * config/frv/lib1funcs.asm: Likewise.
21851 * config/glibc-stdint.h: Likewise.
21852 * config/h8300/clzhi2.c: Likewise.
21853 * config/h8300/crti.asm: Likewise.
21854 * config/h8300/crtn.asm: Likewise.
21855 * config/h8300/ctzhi2.c: Likewise.
21856 * config/h8300/fixunssfsi.c: Likewise.
21857 * config/h8300/lib1funcs.asm: Likewise.
21858 * config/h8300/parityhi2.c: Likewise.
21859 * config/h8300/popcounthi2.c: Likewise.
21860 * config/i386/ammintrin.h: Likewise.
21861 * config/i386/att.h: Likewise.
21862 * config/i386/avxintrin.h: Likewise.
21863 * config/i386/biarch64.h: Likewise.
21864 * config/i386/bmmintrin.h: Likewise.
21865 * config/i386/cpuid.h: Likewise.
21866 * config/i386/cross-stdarg.h: Likewise.
21867 * config/i386/crtfastmath.c: Likewise.
21868 * config/i386/crtprec.c: Likewise.
21869 * config/i386/cygming-crtbegin.c: Likewise.
21870 * config/i386/cygming-crtend.c: Likewise.
21871 * config/i386/cygwin.asm: Likewise.
21872 * config/i386/emmintrin.h: Likewise.
21873 * config/i386/gmm_malloc.h: Likewise.
21874 * config/i386/gthr-win32.c: Likewise.
21875 * config/i386/i386.h: Likewise.
21876 * config/i386/immintrin.h: Likewise.
21877 * config/i386/linux-unwind.h: Likewise.
21878 * config/i386/linux64.h: Likewise.
21879 * config/i386/mm3dnow.h: Likewise.
21880 * config/i386/mmintrin-common.h: Likewise.
21881 * config/i386/mmintrin.h: Likewise.
21882 * config/i386/nmmintrin.h: Likewise.
21883 * config/i386/pmm_malloc.h: Likewise.
21884 * config/i386/pmmintrin.h: Likewise.
21885 * config/i386/smmintrin.h: Likewise.
21886 * config/i386/sol2-c1.asm: Likewise.
21887 * config/i386/sol2-ci.asm: Likewise.
21888 * config/i386/sol2-cn.asm: Likewise.
21889 * config/i386/sol2-gc1.asm: Likewise.
21890 * config/i386/tmmintrin.h: Likewise.
21891 * config/i386/unix.h: Likewise.
21892 * config/i386/w32-unwind.h: Likewise.
21893 * config/i386/wmmintrin.h: Likewise.
21894 * config/i386/x86-64.h: Likewise.
21895 * config/i386/x86intrin.h: Likewise.
21896 * config/i386/xmmintrin.h: Likewise.
21897 * config/ia64/crtbegin.asm: Likewise.
21898 * config/ia64/crtend.asm: Likewise.
21899 * config/ia64/crtfastmath.c: Likewise.
21900 * config/ia64/crti.asm: Likewise.
21901 * config/ia64/crtn.asm: Likewise.
21902 * config/ia64/fde-glibc.c: Likewise.
21903 * config/ia64/lib1funcs.asm: Likewise.
21904 * config/ia64/linux-unwind.h: Likewise.
21905 * config/ia64/quadlib.c: Likewise.
21906 * config/ia64/unwind-ia64.c: Likewise.
21907 * config/linux.h: Likewise.
21908 * config/m32c/m32c-lib1.S: Likewise.
21909 * config/m32c/m32c-lib2-trapv.c: Likewise.
21910 * config/m32c/m32c-lib2.c: Likewise.
21911 * config/m32r/initfini.c: Likewise.
21912 * config/m68hc11/larith.asm: Likewise.
21913 * config/m68hc11/m68hc11-crt0.S: Likewise.
21914 * config/m68k/cf.md: Likewise.
21915 * config/m68k/crti.s: Likewise.
21916 * config/m68k/crtn.s: Likewise.
21917 * config/m68k/lb1sf68.asm: Likewise.
21918 * config/m68k/linux-unwind.h: Likewise.
21919 * config/mcore/crti.asm: Likewise.
21920 * config/mcore/crtn.asm: Likewise.
21921 * config/mcore/lib1.asm: Likewise.
21922 * config/mips/linux-unwind.h: Likewise.
21923 * config/mips/loongson.h: Likewise.
21924 * config/mips/mips16.S: Likewise.
21925 * config/mmix/crti.asm: Likewise.
21926 * config/mmix/crtn.asm: Likewise.
21927 * config/pa/fptr.c: Likewise.
21928 * config/pa/hpux-unwind.h: Likewise.
21929 * config/pa/lib2funcs.asm: Likewise.
21930 * config/pa/linux-atomic.c: Likewise.
21931 * config/pa/linux-unwind.h: Likewise.
21932 * config/pa/milli64.S: Likewise.
21933 * config/pa/quadlib.c: Likewise.
21934 * config/pa/stublib.c: Likewise.
21935 * config/picochip/libgccExtras/adddi3.asm: Likewise.
21936 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
21937 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
21938 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
21939 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
21940 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
21941 * config/picochip/libgccExtras/divmod15.asm: Likewise.
21942 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
21943 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
21944 * config/picochip/libgccExtras/longjmp.asm: Likewise.
21945 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
21946 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
21947 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
21948 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
21949 * config/picochip/libgccExtras/setjmp.asm: Likewise.
21950 * config/picochip/libgccExtras/subdi3.asm: Likewise.
21951 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
21952 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
21953 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
21954 * config/rs6000/750cl.h: Likewise.
21955 * config/rs6000/altivec.h: Likewise.
21956 * config/rs6000/biarch64.h: Likewise.
21957 * config/rs6000/crtresfpr.asm: Likewise.
21958 * config/rs6000/crtresgpr.asm: Likewise.
21959 * config/rs6000/crtresxfpr.asm: Likewise.
21960 * config/rs6000/crtresxgpr.asm: Likewise.
21961 * config/rs6000/crtsavfpr.asm: Likewise.
21962 * config/rs6000/crtsavgpr.asm: Likewise.
21963 * config/rs6000/darwin-asm.h: Likewise.
21964 * config/rs6000/darwin-fallback.c: Likewise.
21965 * config/rs6000/darwin-fpsave.asm: Likewise.
21966 * config/rs6000/darwin-ldouble.c: Likewise.
21967 * config/rs6000/darwin-tramp.asm: Likewise.
21968 * config/rs6000/darwin-unwind.h: Likewise.
21969 * config/rs6000/darwin-vecsave.asm: Likewise.
21970 * config/rs6000/darwin-world.asm: Likewise.
21971 * config/rs6000/e500crtres32gpr.asm: Likewise.
21972 * config/rs6000/e500crtres64gpr.asm: Likewise.
21973 * config/rs6000/e500crtres64gprctr.asm: Likewise.
21974 * config/rs6000/e500crtrest32gpr.asm: Likewise.
21975 * config/rs6000/e500crtrest64gpr.asm: Likewise.
21976 * config/rs6000/e500crtresx32gpr.asm: Likewise.
21977 * config/rs6000/e500crtresx64gpr.asm: Likewise.
21978 * config/rs6000/e500crtsav32gpr.asm: Likewise.
21979 * config/rs6000/e500crtsav64gpr.asm: Likewise.
21980 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
21981 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
21982 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
21983 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
21984 * config/rs6000/eabi-ci.asm: Likewise.
21985 * config/rs6000/eabi-cn.asm: Likewise.
21986 * config/rs6000/eabi.asm: Likewise.
21987 * config/rs6000/linux-unwind.h: Likewise.
21988 * config/rs6000/linux64.h: Likewise.
21989 * config/rs6000/paired.h: Likewise.
21990 * config/rs6000/paired.md: Likewise.
21991 * config/rs6000/ppc64-fp.c: Likewise.
21992 * config/rs6000/ppu_intrinsics.h: Likewise.
21993 * config/rs6000/rs6000.h: Likewise.
21994 * config/rs6000/si2vmx.h: Likewise.
21995 * config/rs6000/sol-ci.asm: Likewise.
21996 * config/rs6000/sol-cn.asm: Likewise.
21997 * config/rs6000/spe.h: Likewise.
21998 * config/rs6000/spu2vmx.h: Likewise.
21999 * config/rs6000/sysv4.h: Likewise.
22000 * config/rs6000/tramp.asm: Likewise.
22001 * config/rs6000/vec_types.h: Likewise.
22002 * config/s390/linux-unwind.h: Likewise.
22003 * config/s390/tpf-unwind.h: Likewise.
22004 * config/score/crti.asm: Likewise.
22005 * config/score/crtn.asm: Likewise.
22006 * config/sh/crt1.asm: Likewise.
22007 * config/sh/crti.asm: Likewise.
22008 * config/sh/crtn.asm: Likewise.
22009 * config/sh/divtab-sh4-300.c: Likewise.
22010 * config/sh/divtab-sh4.c: Likewise.
22011 * config/sh/divtab.c: Likewise.
22012 * config/sh/lib1funcs-4-300.asm: Likewise.
22013 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22014 * config/sh/lib1funcs.asm: Likewise.
22015 * config/sh/lib1funcs.h: Likewise.
22016 * config/sh/linux-atomic.asm: Likewise.
22017 * config/sh/linux-unwind.h: Likewise.
22018 * config/sh/shmedia.h: Likewise.
22019 * config/sh/sshmedia.h: Likewise.
22020 * config/sh/ushmedia.h: Likewise.
22021 * config/sparc/crtfastmath.c: Likewise.
22022 * config/sparc/linux-unwind.h: Likewise.
22023 * config/sparc/sol2-c1.asm: Likewise.
22024 * config/sparc/sol2-ci.asm: Likewise.
22025 * config/sparc/sol2-cn.asm: Likewise.
22026 * config/spu/divmodti4.c: Likewise.
22027 * config/spu/divv2df3.c: Likewise.
22028 * config/spu/float_disf.c: Likewise.
22029 * config/spu/float_unsdidf.c: Likewise.
22030 * config/spu/float_unsdisf.c: Likewise.
22031 * config/spu/float_unssidf.c: Likewise.
22032 * config/spu/mfc_multi_tag_release.c: Likewise.
22033 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22034 * config/spu/mfc_tag_release.c: Likewise.
22035 * config/spu/mfc_tag_reserve.c: Likewise.
22036 * config/spu/mfc_tag_table.c: Likewise.
22037 * config/spu/multi3.c: Likewise.
22038 * config/spu/spu_internals.h: Likewise.
22039 * config/spu/spu_intrinsics.h: Likewise.
22040 * config/spu/spu_mfcio.h: Likewise.
22041 * config/spu/vec_types.h: Likewise.
22042 * config/spu/vmx2spu.h: Likewise.
22043 * config/stormy16/stormy16-lib2.c: Likewise.
22044 * config/svr4.h: Likewise.
22045 * config/sync.c: Likewise.
22046 * config/v850/lib1funcs.asm: Likewise.
22047 * config/vxlib-tls.c: Likewise.
22048 * config/vxlib.c: Likewise.
22049 * config/vxworks-dummy.h: Likewise.
22050 * config/xtensa/crti.asm: Likewise.
22051 * config/xtensa/crtn.asm: Likewise.
22052 * config/xtensa/ieee754-df.S: Likewise.
22053 * config/xtensa/ieee754-sf.S: Likewise.
22054 * config/xtensa/lib1funcs.asm: Likewise.
22055 * config/xtensa/lib2funcs.S: Likewise.
22056 * config/xtensa/linux-unwind.h: Likewise.
22057 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22058 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22059 * coretypes.h: Likewise.
22060 * crtstuff.c: Likewise.
22061 * defaults.h: Likewise.
22062 * dwarf2.h: Likewise.
22063 * emutls.c: Likewise.
22064 * gbl-ctors.h: Likewise.
22065 * gcov-io.h: Likewise.
22066 * ginclude/float.h: Likewise.
22067 * ginclude/iso646.h: Likewise.
22068 * ginclude/stdarg.h: Likewise.
22069 * ginclude/stdbool.h: Likewise.
22070 * ginclude/stddef.h: Likewise.
22071 * ginclude/stdfix.h: Likewise.
22072 * ginclude/stdint-gcc.h: Likewise.
22073 * ginclude/tgmath.h: Likewise.
22074 * gthr-aix.h: Likewise.
22075 * gthr-dce.h: Likewise.
22076 * gthr-gnat.c: Likewise.
22077 * gthr-gnat.h: Likewise.
22078 * gthr-lynx.h: Likewise.
22079 * gthr-mipssde.h: Likewise.
22080 * gthr-nks.h: Likewise.
22081 * gthr-posix.c: Likewise.
22082 * gthr-posix.h: Likewise.
22083 * gthr-posix95.h: Likewise.
22084 * gthr-rtems.h: Likewise.
22085 * gthr-single.h: Likewise.
22086 * gthr-solaris.h: Likewise.
22087 * gthr-tpf.h: Likewise.
22088 * gthr-vxworks.h: Likewise.
22089 * gthr-win32.h: Likewise.
22090 * gthr.h: Likewise.
22091 * libgcc2.c: Likewise.
22092 * libgcc2.h: Likewise.
22093 * libgcov.c: Likewise.
22094 * tsystem.h: Likewise.
22095 * typeclass.h: Likewise.
22096 * unwind-c.c: Likewise.
22097 * unwind-compat.h: Likewise.
22098 * unwind-dw2-fde-compat.c: Likewise.
22099 * unwind-dw2-fde-darwin.c: Likewise.
22100 * unwind-dw2-fde-glibc.c: Likewise.
22101 * unwind-dw2-fde.c: Likewise.
22102 * unwind-dw2-fde.h: Likewise.
22103 * unwind-dw2.c: Likewise.
22104 * unwind-dw2.h: Likewise.
22105 * unwind-generic.h: Likewise.
22106 * unwind-pe.h: Likewise.
22107 * unwind-sjlj.c: Likewise.
22108 * unwind.inc: Likewise.
22109 * config/arm/neon-gen.ml: Change generated copyright header to
22110 refer to version 3 of the GNU General Public License with
22111 version 3.1 of the GCC Runtime Library Exception and to point
22112 readers at the COPYING3 and COPYING3.RUNTIME files and the
22113 FSF's license web page.
22114 * config/arm/arm_neon.h: Regenerate.
22116 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22118 * config/cris/cris.md: Change copyright header to refer to version
22119 3 of the GNU General Public License.
22120 * doc/install.texi2html: Change copyright header to refer to version
22121 3 of the GNU General Public License and to point readers at the
22122 COPYING3 file and the FSF's license web page.
22123 * config/vax/linux.h: Likewise.
22125 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22127 * config/i386/i386.md (cmpcc): New.
22128 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22129 (sync_compare_and_swap_cc*): Delete.
22131 * config/s390/s390.c (s390_compare_emitted): Remove.
22132 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22133 s390_compare_emitted used to be handled. Assert that modes match.
22134 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22135 refer to sync_compare_and_swap_ccsi.
22136 * config/s390/s390.h (s390_compare_emitted): Remove.
22137 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22138 instead of s390_compare_emitted.
22139 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22140 instead of s390_compare_emitted.
22141 * config/s390/s390.md (cmpcc): New.
22142 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22143 CC_REGNUM, do not pretend it's set.
22144 (sync_compare_and_swap_cc*): Delete.
22145 * config/s390/predicates.md (cc_reg_operand): New.
22147 * expr.c (sync_compare_and_swap_cc): Delete.
22148 * optabs.h (sync_compare_and_swap_cc): Delete.
22149 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22150 is being used with can_compare_p.
22151 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22152 (find_cc_set): New.
22153 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22154 look for a MODE_CC set instead. Use emit_store_flag.
22155 (expand_compare_and_swap_loop): Likewise, with some additional
22156 complication to avoid a force_reg when useless. Use
22157 emit_cmp_and_jump_insns.
22158 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22159 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22160 sync_compare_and_swap documentation.
22162 2009-04-09 Jan Hubicka <jh@suse.cz>
22164 * except.c (find_prev_try): Break out from ....
22165 (duplicate_eh_regions): ... here; properly update prev_try pointers
22166 when duplication part of tree.
22167 (dump_eh_tree): Improve dumping.
22168 (verify_eh_region): New.
22169 (verify_eh_tree): Use it.
22171 2009-04-06 Richard Guenther <rguenther@suse.de>
22173 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22174 &ARRAY addresses by adjusting their types and prepending
22176 * tree-cfg.c (verify_gimple_assign_single): Verify that
22177 addresses are correct.
22179 2009-04-09 Richard Guenther <rguenther@suse.de>
22181 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22182 indices into an array reference if possible.
22183 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22184 Fold POINTER_PLUS_EXPR statements with invariant address.
22186 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22189 * config.gcc (powerpc64-*-linux*): Always build biarch.
22191 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22194 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22195 it and pedwarn if this results in an INTEGER_CST.
22197 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22199 * doc/install.texi: Update minimum GMP version. Remove obsolete
22200 text in MPFR section.
22202 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22204 * dwarf2out.c (class_scope_p): New static inline.
22205 (class_or_namespace_scope_p): Use it.
22206 (gen_variable_die): Use DW_TAG_member tag for static data member
22207 declarations instead of DW_TAG_variable.
22209 PR middle-end/39573
22210 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22213 2009-04-08 Richard Guenther <rguenther@suse.de>
22215 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22216 valueize random data.
22218 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22220 * config.gcc (aix tm_file): Add aix-stdint.h.
22221 (aix tm clause use_gcc_stdint): Set to wrap.
22222 * config/rs6000/aix-stdint.h: New file.
22224 2009-04-08 Richard Guenther <rguenther@suse.de>
22226 PR middle-end/36291
22227 * tree-dfa.c (add_referenced_var): Do not recurse into
22228 global initializers.
22229 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22231 (fold_const_aggregate_ref): Likewise.
22233 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22235 * recog.c (ordered_comparison_operator): New.
22236 * gensupport.c (std_preds): Add it.
22237 * doc/md.texi (Machine-Independent Predicates): Document it.
22239 2009-04-08 Jan Hubicka <jh@suse.cz>
22241 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22242 * function.h (rtl_eh): Remove exception_handler_label_map.
22243 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22244 remove_exception_handler_label, for_each_eh_label_1): Remove.
22245 (rtl_remove_unreachable_regions): Remove.
22246 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22247 (find_exception_handler_labels): Don't build the hashtable.
22248 (maybe_remove_eh_handler): Remove.
22249 (for_each_eh_label): Rewrite to walk the tree.
22250 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22251 * except.h (maybe_remove_eh_handler): Remove.
22252 * passes.c (init_optimization_passes): Schedule second EH cleanup
22254 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22255 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22257 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22259 * genoutput.c (validate_optab_operands): New.
22260 (gen_insn, gen_expand): Call it.
22262 * genflags.c (gen_insn): Detect misused iterators.
22263 (main): Pass line_no to gen_insn, exit with status 1 on error.
22265 * genextract.c (line_no): Make global.
22266 (VEC_safe_set_locstr): Change assertion to error message.
22267 (main): Exit with status 1 on error.
22269 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22273 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22274 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22275 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22276 * c-convert.c (convert): Do not call fold on results of conversion
22277 functions when the result is a C_MAYBE_CONST_EXPR.
22278 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22279 of __builtin_choose_expr.
22280 * c-typeck.c (remove_c_maybe_const_expr): New.
22281 (build_unary_op, build_conditional_expr, build_compound_expr,
22282 build_binary_op, c_objc_common_truthvalue_conversion): Call
22283 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22286 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22288 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22289 CODE to produce a new one. Add a prototype to use fold_convert_const
22291 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22294 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22295 mix declarations and code.
22297 2009-04-08 Ben Elliston <bje@au.ibm.com>
22299 * gcc.c: Replace `CC' with `GCC' throughout.
22301 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22303 * doc/invoke.texi: Document Atom support.
22305 2009-04-07 Jason Merrill <jason@redhat.com>
22308 * c-common.h, c-common.c: Add flag_pretty_templates.
22309 * c-opts.c (c_common_handle_option): Set it.
22310 * c.opt: Add -fno-pretty-templates.
22311 * doc/invoke.texi (C++ Dialect Options): Likewise.
22313 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22315 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22316 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22317 (ia64_expand_builtin): Likewise.
22319 2009-04-07 Martin Jambor <mjambor@suse.cz>
22321 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22322 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22323 ADDR_EXPRS are include too.
22325 2009-04-07 Richard Guenther <rguenther@suse.de>
22327 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22328 decls are only used if passes as parameters or if they are
22329 local statics and the call is not to a builtin.
22330 (call_may_clobber_ref_p_1): Likewise.
22332 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22334 * expr.c (do_store_flag): Remove last argument. Simplify code
22335 to avoid duplication of tests already done by can_compare_p.
22336 (expand_expr_real_1): Adjust caller.
22338 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22340 * optabs.c (can_compare_p): Test the predicate of a
22341 cbranch and cstore pattern.
22343 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22345 * expr.c (convert_move): Use emit_store_flag instead of
22348 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22350 * config/i386/i386.c (ix86_compare_emitted): Remove.
22351 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22352 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22353 * config/i386/i386.h (ix86_compare_emitted): Remove.
22354 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22355 instead of ix86_compare_emitted.
22356 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22358 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22360 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22361 Add t-sysroot-suffix to tmake_file.
22362 * config/print-sysroot-suffix.sh: New file.
22363 * config/t-sysroot-suffix: New file.
22365 2009-04-07 Ben Elliston <bje@au.ibm.com>
22367 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22368 as the latter produces a warning when the target does not support
22371 2009-04-07 Ben Elliston <bje@au.ibm.com>
22373 * dfp.c: Replace type punning assignments with memcpy throughout.
22374 * Makefile.in (dfp.o-warn): Remove.
22376 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22379 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22380 Include soft-fp/t-softfp after rs6000/t-linux64.
22382 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22384 * stor-layout.c (set_sizetype): Use the full precision of their
22385 machine mode for bitsize types.
22387 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22389 * config/i386/i386.md: Revert 2 accidental checkins.
22391 2009-04-06 Joey Ye <joey.ye@intel.com>
22392 Xuepeng Guo <xuepeng.guo@intel.com>
22393 H.J. Lu <hongjiu.lu@intel.com>
22395 Atom pipeline model, tuning and insn selection.
22396 * config.gcc (atom): Add atom config options and target.
22398 * config/i386/atom.md: New.
22400 * config/i386/i386.c (atom_cost): New cost.
22401 (m_ATOM): New macro flag.
22402 (initial_ix86_tune_features): Set m_ATOM.
22403 (x86_accumulate_outgoing_args): Likewise.
22404 (x86_arch_always_fancy_math_387): Likewise.
22405 (processor_target): Add Atom cost.
22406 (cpu_names): Add Atom cpu name.
22407 (override_options): Set Atom ISA.
22408 (ix86_issue_rate): New case PROCESSOR_ATOM.
22409 (ix86_adjust_cost): Likewise.
22411 * config/i386/i386.h (TARGET_ATOM): New target macro.
22412 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22413 (TARGET_OPT_AGU): New target option.
22414 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22415 (processor_type): Add PROCESSOR_ATOM.
22417 * config/i386/i386.md (cpu): Add new value "atom".
22418 (use_carry, movu): New attr.
22419 (atom.md): Include atom.md.
22420 (adddi3_carry_rex64): Set attr "use_carry".
22421 (addqi3_carry): Likewise.
22422 (addhi3_carry): Likewise.
22423 (addsi3_carry): Likewise.
22424 (*addsi3_carry_zext): Likewise.
22425 (subdi3_carry_rex64): Likewise.
22426 (subqi3_carry): Likewise.
22427 (subhi3_carry): Likewise.
22428 (subsi3_carry): Likewise.
22429 (x86_movdicc_0_m1_rex64): Likewise.
22430 (*x86_movdicc_0_m1_se): Likewise.
22431 (x86_movsicc_0_m1): Likewise.
22432 (*x86_movsicc_0_m1_se): Likewise.
22433 (*adddi_1_rex64): Emit add insn as much as possible.
22434 (*addsi_1): Likewise.
22435 (return_internal): Set atom_unit.
22436 (return_internal_long): Likewise.
22437 (return_pop_internal): Likewise.
22438 (*rcpsf2_sse): Set atom_sse_attr attr.
22439 (*qrt<mode>2_sse): Likewise.
22440 (*prefetch_sse): Likewise.
22442 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22444 (ix86_target_macros_internal): Likewise.
22446 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22447 (*prefetch_sse_rex): Likewise.
22448 (sse_rcpv4sf2): Likewise.
22449 (sse_vmrcpv4sf2): Likewise.
22450 (sse_sqrtv4sf2): Likewise.
22451 (<sse>_vmsqrt<mode>2): Likewise.
22452 (sse_ldmxcsr): Likewise.
22453 (sse_stmxcsr): Likewise.
22454 (*sse_sfence): Likewise.
22455 (sse2_clflush): Likewise.
22456 (*sse2_mfence): Likewise.
22457 (*sse2_lfence): Likewise.
22458 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22459 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22460 (avx_movdqu<avxmodesuffix>): Likewise.
22461 (avx_lddqu<avxmodesuffix>): Likewise.
22462 (sse2_movntv2di): Change attr "type" to "ssemov".
22463 (sse2_movntsi): Likewise.
22464 (rsqrtv8sf2): Change attr "type" to "sseadd".
22465 (sse3_addsubv2df3): Set attr "atom_unit".
22466 (sse3_h<plusminus_insn>v4sf3): Likewise.
22467 (*sse2_pmaddwd): Likewise.
22468 (*vec_extractv2di_1_rex64): Likewise.
22469 (*vec_extractv2di_1_avx): Likewise.
22470 (sse2_psadbw): Likewise.
22471 (ssse3_phaddwv8hi3): Likewise.
22472 (ssse3_phaddwv4hi3): Likewise.
22473 (ssse3_phadddv4si3): Likewise.
22474 (ssse3_phadddv2si3): Likewise.
22475 (ssse3_phaddswv8hi3): Likewise.
22476 (ssse3_phaddswv4hi3): Likewise.
22477 (ssse3_phsubwv8hi3): Likewise.
22478 (ssse3_phsubwv4hi3): Likewise.
22479 (ssse3_phsubdv4si3): Likewise.
22480 (ssse3_phsubdv2si3): Likewise.
22481 (ssse3_phsubswv8hi3): Likewise.
22482 (ssse3_phsubswv4hi3): Likewise.
22483 (ssse3_pmaddubsw128): Likewise.
22484 (sse3_pmaddubsw: Likewise.
22485 (ssse3_palignrti): Likewise.
22486 (ssse3_palignrdi): Likewise.
22488 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22490 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22492 2009-04-06 Richard Guenther <rguenther@suse.de>
22494 PR tree-optimization/28868
22495 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22496 of which PHI results we inserted.
22497 (insert_into_preds_of_block): Record inserted PHIs.
22498 (eliminate): Eliminate redundant PHI nodes.
22499 (init_pre): Init inserted_phi_names.
22501 2009-04-06 Richard Guenther <rguenther@suse.de>
22503 PR tree-optimization/39643
22504 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22505 IMAGPART_EXPRs of complex constants.
22506 (execute_fold_all_builtins): If we folded a call queue
22507 TODO_update_address_taken.
22509 2009-04-06 Jan Hubicka <jh@suse.cz>
22511 PR middle-end/39659
22512 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22515 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22517 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22519 (ic_invalidate_array): Likewise.
22521 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22523 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22524 alignment for library calls.
22526 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22528 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22529 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22530 * config/i386/mingw-stdint.h: New file.
22532 2009-04-05 Richard Guenther <rguenther@suse.de>
22534 PR tree-optimization/39648
22535 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22536 our &A vs. &A[0] IL deficiencies.
22538 2009-04-04 Jan Hubicka <jh@suse.cz>
22540 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22541 removed toplevel regions.
22542 (sjlj_mark_call_sites): Likewise.
22544 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22546 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22547 (cygwin tm clause use_gcc_stdint): Set to wrap.
22548 * config/i386/cygwin-stdint.h: New file.
22550 2009-04-04 Richard Guenther <rguenther@suse.de>
22552 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22553 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22554 single-argument PHIs if we are in loop-closed SSA form.
22555 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22556 for the pre-condition.
22557 (slpeel_tree_peel_loop_to_edge): Likewise.
22558 (vect_build_loop_niters): Take an optional sequence to append stmts.
22559 (vect_generate_tmps_on_preheader): Likewise.
22560 (vect_do_peeling_for_loop_bound): Take extra guards for the
22562 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22563 the cost model check.
22564 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22565 guards if we are going to peel. Do not apply versioning in that case.
22566 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22567 (vect_do_peeling_for_loop_bound): Likewise.
22568 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22569 loop bound only record extra pre-conditions, do not apply loop
22572 2009-04-04 Richard Guenther <rguenther@suse.de>
22574 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22577 2009-04-04 Jan Hubicka <jh@suse.cz>
22579 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22580 last_basic_block for size of bb->index indexed array.
22581 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22582 compute_out, link_btr_uses, build_btr_def_use_webs,
22583 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22585 2009-04-04 Jan Hubicka <jh@suse.cz>
22587 * except.c (remove_eh_handler_and_replace): Break out from ...
22588 (remove_eh_handler): ... here.
22589 (bring_to_root): New function.
22590 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22591 handled ones, bring others to root of tree.
22593 2009-04-04 Jan Hubicka <jh@suse.cz>
22595 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22596 (all_phis_safe_to_merge): New function.
22597 (update_info): New structure.
22598 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22599 (cleanup_empty_eh): Update SSA if possible.
22601 2009-04-04 Richard Guenther <rguenther@suse.de>
22603 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22604 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22605 (append_vuse): Likewise.
22607 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22609 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22610 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22611 instead of REG_UNSAVED for DW_CFA_undefined.
22612 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22613 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22616 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22619 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22621 2009-04-04 Richard Guenther <rguenther@suse.de>
22623 PR tree-optimization/8781
22624 PR tree-optimization/37892
22625 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22626 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22627 (valueize_refs): Call it for *& valueizations.
22628 (shared_reference_ops_from_ref): Rename to ...
22629 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22630 (shared_reference_ops_from_call): Rename to ...
22631 (valueize_shared_reference_ops_from_call): ... this and valueize.
22632 (vn_reference_lookup): Update.
22633 (visit_reference_op_call): Likewise.
22634 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22635 (eliminate): Value-replace the call address in call statements.
22637 2009-04-04 Richard Guenther <rguenther@suse.de>
22639 PR tree-optimization/39636
22640 * tree-ssa-forwprop.c
22641 (forward_propagate_addr_into_variable_array_index): Check for
22642 GIMPLE_ASSIGN before accessing the rhs code.
22644 2009-04-03 Jason Merrill <jason@redhat.com>
22646 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22648 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22650 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22651 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22652 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22653 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22654 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22655 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22656 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22657 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22658 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22659 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22660 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22661 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22662 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22663 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22664 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22665 Use fr_reg_or_fp01_operand instead of fr_register_operand
22667 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22668 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22669 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22671 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22673 PR rtl-optimization/39607
22674 PR rtl-optimization/39631
22678 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22679 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22680 instead of DF_LR_OUT.
22681 * ira-lives.c (process_bb_node_lives): Ditto.
22682 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22683 instead of DF_LR_{OUT,IN}.
22684 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22685 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22687 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22689 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22690 (execute_lower_omp): Always run but take the short way out if -fopenmp
22692 (gate_lower_omp): Remove, forcing the pass manager to always run the
22693 pass and always set PROP_gimple_lomp.
22694 (pass_lower_omp): Remove gate function.
22695 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22696 PROP_trees. Instead, require it.
22697 * ipa-cp.c (pass_ipa_cp): Likewise.
22698 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22699 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22700 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22701 and PROP_gimple_leh.
22703 2009-04-03 Richard Guenther <rguenther@suse.de>
22705 PR middle-end/13146
22706 PR tree-optimization/23940
22707 PR tree-optimization/33237
22708 PR middle-end/33974
22709 PR middle-end/34093
22710 PR tree-optimization/36201
22711 PR tree-optimization/36230
22712 PR tree-optimization/38049
22713 PR tree-optimization/38207
22714 PR tree-optimization/38230
22715 PR tree-optimization/38301
22716 PR tree-optimization/38585
22717 PR middle-end/38895
22718 PR tree-optimization/38985
22719 PR tree-optimization/39299
22720 * tree-ssa-structalias.h: Remove.
22721 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22722 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22723 (struct vuse_element_d): Remove.
22724 (struct vuse_vec_d): Likewise.
22725 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22726 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22727 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22728 VUSE_ELEMENT_VAR): Likewise.
22729 (struct voptype_d): Likewise.
22730 (NUM_VOP_FREE_BUCKETS): Likewise.
22731 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22732 (struct stmt_operands_d): Remove.
22733 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22734 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22735 VDEF_NUM, VDEF_VECT): Likewise.
22736 (copy_virtual_operands): Remove.
22737 (operand_build_cmp): Likewise.
22738 (create_ssa_artificial_load_stmt): Likewise.
22739 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22740 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22741 vuse_index and mayuse_index members. Pack and move done and iter_type
22742 members to the front.
22743 (SSA_OP_VMAYUSE): Remove.
22744 (SSA_OP_VIRTUAL_USES): Adjust.
22745 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22746 (unlink_stmt_vdef): Declare.
22747 (add_to_addressable_set): Remove.
22748 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22749 (vrp_visit_stmt): Likewise.
22750 * doc/tree-ssa.texi (Alias analysis): Update.
22751 * doc/invoke.texi (max-aliased-vops): Remove docs.
22752 (avg-aliased-vops): Likewise.
22753 * tree-into-ssa.c (syms_to_rename): Remove.
22754 (need_to_update_vops_p): Likewise.
22755 (need_to_initialize_update_ssa_p): Rename to ...
22756 (update_ssa_initialized_fn): ... this. Track function we are
22758 (symbol_marked_for_renaming): Simplify.
22759 (add_new_name_mapping): Do not set need_to_update_vops_p.
22760 (dump_currdefs): Use SYMS_TO_RENAME.
22761 (rewrite_update_stmt): Always walk all uses/defs.
22762 (dump_update_ssa): Adjust.
22763 (init_update_ssa): Take function argument. Track what we are
22765 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22766 (create_new_def_for): Initialize for cfun, assert we are initialized
22768 (mark_sym_for_renaming): Simplify.
22769 (mark_set_for_renaming): Do not initialize update-ssa.
22770 (need_ssa_update_p): Simplify. Take function argument.
22771 (name_mappings_registered_p): Assert we ask for the correct function.
22772 (name_registered_for_update_p): Likewise.
22773 (ssa_names_to_replace): Likewise.
22774 (release_ssa_name_after_update_ssa): Likewise.
22775 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22776 (dump_decl_set): Do not print a newline.
22777 (debug_decl_set): Do it here.
22778 (dump_update_ssa): And here.
22779 * tree-ssa-loop-im.c (move_computations): Adjust.
22780 (movement_possibility): Likewise.
22781 (determine_max_movement): Likewise.
22782 (gather_mem_refs_stmt): Likewise.
22783 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22784 or NAME_MEMORY_TAG.
22785 * tree-complex.c (update_all_vops): Remove.
22786 (expand_complex_move): Adjust.
22787 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22788 Simplify test for memory referencing statement. Exclude
22789 non-invariant ADDR_EXPRs.
22790 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22791 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22792 (rdg_flag_uses): Likewise.
22793 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22795 (tree_optimize_tail_calls_1): Also split the
22796 edge from the entry block if we have degenerate PHI nodes in
22797 the first basic block.
22798 * tree.c (init_ttree): Remove memory-tag related code.
22799 (tree_code_size): Likewise.
22800 (tree_node_structure): Likewise.
22801 (build7_stat): Re-write to be build6_stat.
22802 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22803 (SSA_VAR_P): Adjust.
22804 (struct tree_memory_tag): Remove.
22805 (struct tree_memory_partition_tag): Likewise.
22806 (union tree_node): Adjust.
22807 (build7): Re-write to be build6.
22808 * tree-pass.h (pass_reset_cc_flags): Remove.
22809 (TODO_update_address_taken): New flag.
22810 (pass_simple_dse): Remove.
22811 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22812 * params.h (MAX_ALIASED_VOPS): Remove.
22813 (AVG_ALIASED_VOPS): Likewise.
22814 * omp-low.c (expand_omp_taskreg): Update SSA form.
22815 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22816 aliases the lhs in a copy stmt.
22817 * tree-ssa-dse.c (struct address_walk_data): Remove.
22818 (memory_ssa_name_same): Likewise.
22819 (memory_address_same): Likewise.
22820 (get_kill_of_stmt_lhs): Likewise.
22821 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22822 unused stores. Look through PHI nodes into post-dominated regions.
22823 (dse_optimize_stmt): Simplify. Properly remove stores.
22824 (tree_ssa_dse): Compute dominators.
22825 (execute_simple_dse): Remove.
22826 (pass_simple_dse): Likewise.
22827 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22828 gimple_loaded_syms and gimple_stored_syms computation.
22829 * toplev.c (dump_memory_report): Dump alias and pta stats.
22830 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22831 (vn_reference_eq): Likewise.
22832 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22833 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22834 valueize_vuses): Remove.
22835 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22836 (get_def_ref_stmt_vuse): ... this.
22837 (vn_reference_lookup_2): New function.
22838 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22839 walking equivalent vuses. Simplify.
22840 (vn_reference_lookup): Likewise.
22841 (vn_reference_insert): Likewise.
22842 (vn_reference_insert_pieces): Likewise.
22843 (visit_reference_op_call): Simplify.
22844 (visit_reference_op_load): Likewise.
22845 (visit_reference_op_store): Likewise.
22846 (init_scc_vn): Remove shared_lookup_vuses initialization.
22847 (free_scc_vn): Remove shared_lookup_vuses freeing.
22848 (sort_vuses, sort_vuses_heap): Remove.
22849 (get_ref_from_reference_ops): Export.
22850 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22851 vector with single vuse pointer.
22852 (vn_reference_lookup_pieces, vn_reference_lookup,
22853 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22854 (shared_vuses_from_stmt): Remove.
22855 (get_ref_from_reference_ops): Declare.
22856 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22857 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22858 memory-tag related code.
22859 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22860 (likely_value): Add comment, skip static-chain of call statements.
22861 (surely_varying_stmt_p): Adjust.
22862 (gimplify_and_update_call_from_tree): Likewise.
22863 (execute_fold_all_builtins): Do not rebuild alias info.
22864 (gimplify_and_update_call_from_tree): Properly update VOPs.
22865 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22866 (copy_ref_info): Remove memory-tag related code.
22867 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22868 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22869 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22871 * tree-ssa-dom.c (gimple_p): Remove typedef.
22872 (eliminate_redundant_computations): Adjust.
22873 (record_equivalences_from_stmt): Likewise.
22874 (avail_expr_hash): Likewise.
22875 (avail_expr_eq): Likewise.
22876 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22877 (stmt_makes_single_load): Likewise.
22878 (stmt_makes_single_store): Likewise.
22879 * tree-ssa-alias.c: Rewrite completely.
22880 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22881 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22882 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22883 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22884 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22885 Remove public functions.
22886 (pass_reset_cc_flags): Remove.
22887 (pass_build_alias): Move ...
22888 * tree-ssa-structalias.c (pass_build_alias): ... here.
22889 * tree-ssa-alias.c (may_be_aliased): Move ...
22890 * tree-flow-inline.h (may_be_aliased): ... here.
22891 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22892 count_uses_and_derefs): Move ...
22893 * gimple.c: ... here.
22894 * gimple.h (count_uses_and_derefs): Declare.
22895 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
22896 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
22897 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
22898 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
22899 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
22900 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
22901 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
22903 * tree-dfa.c (refs_may_alias_p): Move ...
22904 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
22905 * tree-ssa-alias.h: New file.
22906 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
22907 (statement_sink_location): Likewise.
22908 * opts.c (decode_options): Do not adjust max-aliased-vops or
22909 avg-aliased-vops values.
22910 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
22911 (TV_CALL_CLOBBER): Likewise.
22912 (TV_FLOW_SENSITIVE): Likewise.
22913 (TV_FLOW_INSENSITIVE): Likewise.
22914 (TV_MEMORY_PARTITIONING): Likewise.
22915 (TV_ALIAS_STMT_WALK): New timevar.
22916 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
22917 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
22918 (get_address_description): Remove memory-tag related code.
22919 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
22920 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
22921 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
22922 and immediate uses in statements. Document.
22923 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
22924 (dump_symbols): Remove.
22925 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
22926 * alias.c (get_deref_alias_set): New function split out from ...
22927 (get_alias_set): ... here.
22928 * alias.h (get_deref_alias_set): Declare.
22929 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
22930 type parameter. Remove restrict pointer handling. Create a
22931 ref-all pointer in case type-based alias sets do not conflict.
22932 (vect_analyze_data_refs): Remove SMT related code.
22933 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
22934 (vectorizable_load): Likewise.
22935 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
22936 (DR_SYMBOL_TAG, DR_VOPS): Remove.
22937 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
22938 Ignore vops and SMTs.
22939 (dr_analyze_alias): Likewise..
22940 (free_data_ref): Likewise.
22941 (create_data_ref): Likewise.
22942 (analyze_all_data_dependences): Likewise.
22943 (get_references_in_stmt): Adjust.
22944 * tree-flow-inline.h (gimple_aliases_computed_p,
22945 gimple_addressable_vars, gimple_call_clobbered_vars,
22946 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
22947 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
22948 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
22949 gimple_mem_ref_stats): Remove.
22950 (gimple_vop): New function.
22951 (op_iter_next_use): Remove vuses and mayuses cases.
22952 (op_iter_next_def): Remove vdefs case.
22953 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
22954 (clear_and_done_ssa_iter): Do not set removed fields.
22955 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
22956 Assert we are not iterating over vuses or vdefs if not also
22957 iterating over uses or defs.
22958 (op_iter_init_use): Likewise.
22959 (op_iter_init_def): Likewise.
22960 (op_iter_next_vdef): Remove.
22961 (op_iter_next_mustdef): Likewise.
22962 (op_iter_init_vdef): Likewise.
22963 (compare_ssa_operands_equal): Likewise.
22964 (link_use_stmts_after): Handle vuse operand.
22965 (is_call_used): Use is_call_clobbered.
22966 (is_call_clobbered): Global variables are always call clobbered,
22967 query the call-clobbers bitmap.
22968 (mark_call_clobbered): Ignore global variables.
22969 (clear_call_clobbered): Likewise.
22970 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
22971 virtual operands sanity check.
22972 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
22974 (TARGET_MEM_REF): Remove TMR_TAG operand.
22975 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
22976 Remove call-clobber related code.
22977 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
22978 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
22979 partitions or escape reason.
22980 (get_single_def_stmt, get_single_def_stmt_from_phi,
22981 get_single_def_stmt_with_phi): Remove.
22982 (dump_referenced_vars): Tidy.
22983 (get_ref_base_and_extent): Allow bare decls.
22984 (collect_dfa_stats): Adjust.
22985 * graphite.c (rename_variables_in_stmt): Adjust.
22986 (graphite_copy_stmts_from_block): Likewise.
22987 (translate_clast): Likewise.
22988 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
22990 (translate_vuse_through_block): Use the oracle.
22991 (phi_translate_1): Adjust.
22992 (value_dies_in_block_x): Use the oracle. Cache the outcome
22994 (valid_in_sets): Check if the VUSE for
22995 a REFERENCE is available.
22996 (eliminate): Do not remove stmts during elimination,
22997 instead queue and remove them afterwards.
22998 (do_pre): Do not rebuild alias info.
22999 (pass_pre): Run TODO_rebuild_alias before PRE.
23000 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23001 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23002 (mark_all_v_defs_stmt): Remove.
23003 (mark_all_v_defs_seq): Adjust.
23004 (sra_replace): Likewise.
23005 (scalarize_use): Likewise.
23006 (scalarize_copy): Likewise.
23007 (scalarize_init): Likewise.
23008 (scalarize_ldst): Likewise.
23009 (todoflags): Remove.
23010 (tree_sra): Do not rebuild alias info.
23011 (tree_sra_early): Adjust.
23012 (pass_sra): Run TODO_update_address_taken before SRA.
23013 * tree-predcom.c (set_alias_info): Remove.
23014 (prepare_initializers_chain): Do not call it.
23015 (mark_virtual_ops_for_renaming): Adjust.
23016 (mark_virtual_ops_for_renaming_list): Remove.
23017 (initialize_root_vars): Adjust.
23018 (initialize_root_vars_lm): Likewise.
23019 (prepare_initializers_chain): Likewise.
23020 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23021 (may_propagate_copy_into_stmt): Likewise.
23022 (merge_alias_info): Do nothing for now.
23023 (propagate_tree_value_into_stmt): Adjust.
23024 (stmt_may_generate_copy): Likewise.
23025 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23026 not mark symbols for renaming.
23027 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23028 with the same statement, make sure to update the new pointed-to one.
23029 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23030 call statements, do not mark symbols for renaming.
23031 (mark_operand_necessary): Dump something.
23032 (ref_may_be_aliased): New function.
23033 (mark_aliased_reaching_defs_necessary_1): New helper function.
23034 (mark_aliased_reaching_defs_necessary): Likewise.
23035 (mark_all_reaching_defs_necessary_1): Likewise.
23036 (mark_all_reaching_defs_necessary): Likewise.
23037 (propagate_necessity): Do not process virtual PHIs. For
23038 non-aliased loads mark all reaching definitions as necessary.
23039 For aliased loads and stores mark the immediate dominating
23040 aliased clobbers as necessary.
23041 (visited): New global static.
23042 (perform_tree_ssa_dce): Free visited bitmap after propagating
23044 (remove_dead_phis): Perform simple dead virtual PHI removal.
23045 (remove_dead_stmt): Properly unlink virtual operands when
23047 (eliminate_unnecessary_stmts): Schedule PHI removal after
23049 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23050 (process_replaceable): Likewise.
23051 (find_replaceable_in_bb): Likewise.
23052 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23053 based on the single gimple vop.
23054 (verify_flow_insensitive_alias_info): Remove.
23055 (verify_flow_sensitive_alias_info): Likewise.
23056 (verify_call_clobbering): Likewise.
23057 (verify_memory_partitions): Likewise.
23058 (verify_alias_info): Likewise.
23059 (verify_ssa): Adjust..
23060 (execute_update_addresses_taken): Export. Update SSA
23061 manually. Optimize only when optimizing. Use a local bitmap.
23062 (pass_update_address_taken): Remove TODO_update_ssa, add
23064 (pass_update_address_taken): Just use TODO_update_address_taken.
23065 (init_tree_ssa): Do not initialize addressable_vars.
23066 (verify_ssa): Verify new VUSE / VDEF properties.
23067 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23068 Do not call verify_alias_info.
23069 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23070 Do not free the loaded and stored syms bitmaps. Reset the escaped
23071 and callused solutions. Do not free addressable_vars.
23072 Remove memory-tag related code.
23073 (warn_uninitialized_var): Aliases are always available.
23074 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23075 * lambda-code.c (can_put_in_inner_loop): Adjust.
23076 (can_put_after_inner_loop): Likewise.
23077 (perfect_nestify): Likewise.
23078 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23079 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23080 (vectorizable_conversion): Do not mark symbols for renaming.
23081 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23082 (expand_call_inline): Unlink the calls virtual operands before
23084 (tree_function_versioning): Do not call update_ssa if we are not
23085 updating clones. Simplify.
23086 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23087 (propagate_with_phi): Likewise..
23088 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23089 clobber code. Assert we are not aliased or global.
23090 * tree-flow.h: Include tree-ssa-alias.h
23091 (enum escape_type): Remove.
23092 (struct mem_sym_stats_d): Likewise.
23093 (struct mem_ref_stats_d): Likewise.
23094 (struct gimple_df): Add vop member. Remove global_var,
23095 call_clobbered_vars, call_used_vars, addressable_vars,
23096 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23097 escaped and callused members.
23098 (struct ptr_info_def): Remove all members, add points-to solution
23100 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23101 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23102 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23103 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23104 (tree-ssa-alias.o): Likewise.
23105 (toplev.o): Add tree-ssa-alias.h
23106 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23107 * gimple.c (gimple_set_bb): Fix off-by-one error.
23108 (is_gimple_reg): Do not handle memory tags.
23109 (gimple_copy): Also copy virtual operands.
23110 Delay updating the statement. Do not reset loaded and stored syms.
23111 (gimple_set_stored_syms): Remove.
23112 (gimple_set_loaded_syms): Likewise.
23113 (gimple_call_copy_skip_args): Copy the virtual operands
23114 and mark the new statement modified.
23115 * tree-ssa-structalias.c (may_alias_p): Remove.
23116 (set_uids_in_ptset): Take the alias set to prune with as
23117 parameter. Fold in the alias test of may_alias_p.
23118 (compute_points_to_sets): Compute whether a ptr is dereferenced
23119 in a local sbitmap.
23120 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23121 other ADDRESSOF constraints on the lhs.
23122 (get_constraint_for_component_ref): Assert that we don't get
23123 ADDRESSOF constraints from the base of the reference.
23124 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23125 (struct variable_info): Remove collapsed_to member.
23126 (get_varinfo_fc): Remove.
23127 (new_var_info): Do not set collapsed_to.
23128 (dump_constraint): Do not follow cycles.
23129 (dump_constraint_graph): Likewise.
23130 (build_pred_graph): Likewise.
23131 (build_succ_graph): Likewise.
23132 (rewrite_constraints): Likewise.
23133 (do_simple_structure_copy): Remove.
23134 (do_rhs_deref_structure_copy): Remove.
23135 (do_lhs_deref_structure_copy): Remove.
23136 (collapse_rest_of_var): Remove.
23137 (do_structure_copy): Re-implement.
23138 (pta_stats): New global variable.
23139 (dump_pta_stats): New function.
23140 (struct constraint_expr): Make offset signed.
23141 (UNKNOWN_OFFSET): Define special value.
23142 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23143 (solution_set_expand): New helper function split out from ...
23144 (do_sd_constraint): ... here.
23145 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23146 (do_ds_constraint): Likewise.
23147 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23148 and CALLUSED = *CALLUSED.
23149 (set_union_with_increment): Make inc argument signed.
23150 (type_safe): Remove.
23151 (get_constraint_for_ptr_offset): Handle unknown and negative
23153 (first_vi_for_offset): Handle offsets before start. Bail
23154 out early for offsets beyond the variable extent.
23155 (first_or_preceding_vi_for_offset): New function.
23156 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23157 Together with ESCAPED = *ESCAPED this properly computes reachability.
23158 (find_what_var_points_to): New function.
23159 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23160 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23161 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23162 pt_solutions_intersect): New functions.
23163 (compute_call_used_vars): Remove.
23164 (compute_may_aliases): New main entry into PTA computation.
23165 * gimple.h (gimple_p): New typedef.
23166 (struct gimple_statement_base): Remove references_memory_p.
23167 (struct gimple_statement_with_memory_ops_base): Remove
23168 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23170 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23171 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23172 gimple_set_references_memory): Remove.
23173 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23174 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23176 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23177 (verify_expr): Allow RESULT_DECL.
23178 (gimple_duplicate_bb): Do not copy virtual operands.
23179 (gimple_duplicate_sese_region): Adjust.
23180 (gimple_duplicate_sese_tail): Likewise.
23181 (mark_virtual_ops_in_region): Remove.
23182 (move_sese_region_to_fn): Do not call it.
23183 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23184 and pass_simple_dse.
23185 (execute_function_todo): Handle TODO_update_address_taken,
23186 call execute_update_addresses_taken for TODO_rebuild_alias.
23187 (execute_todo): Adjust.
23188 (execute_one_pass): Init dump files early.
23189 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23191 (create_general_new_stmt): Clear vops.
23192 * tree-ssa-reassoc.c (get_rank): Adjust.
23193 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23194 symbols for renaming.
23195 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23196 (PARAM_AVG_ALIASED_VOPS): Likewise.
23197 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23198 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23199 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23200 (operand_build_cmp, copy_virtual_operands,
23201 create_ssa_artificial_load_stmt, add_to_addressable_set,
23202 gimple_add_to_addresses_taken): Remove public functions.
23203 (unlink_stmt_vdef): New function.
23205 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23207 * config.gcc (powerpc-*-linux*): Merge variants.
23209 2009-04-02 Chao-ying Fu <fu@mips.com>
23210 James Grosbach <james.grosbach@microchip.com>
23212 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23213 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23215 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23216 keep_interrupts_masked_p, use_debug_exception_return_p.
23217 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23218 keep_interrupts_masked, use_debug_exception_return.
23219 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23220 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23222 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23223 (mips_print_operand): Process COP0 registers to print $0 .. $31
23224 correctly for GAS to process.
23225 (mips_interrupt_extra_call_saved_reg_p): New function.
23226 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23228 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23229 (mips_compute_frame_info): Add supports for interrupt context that
23230 includes doubleword accumulators and COP0 registers.
23231 (mips_for_each_saved_acc): New function.
23232 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23233 mips_for_each_saved_reg.
23234 (mips_save_reg): Save accumulators.
23235 (mips_kernel_reg_p): A new for_each_rtx callback.
23236 (mips_expand_prologue): Support interrupt handlers.
23237 (mips_restore_reg): Restore accumulators.
23238 (mips_expand_epilogue): Support interrupt handlers.
23239 (mips_can_use_return_insn): Return false for interrupt handlers.
23240 (mips_epilogue_uses): New function.
23241 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23242 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23243 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23244 cop0_move): New instructions.
23245 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23246 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23248 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23250 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23251 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23252 interrupt handlers, we use K0 as the temporary register.
23253 (EPILOGUE_USES): Change to a function call.
23254 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23255 handlers, we use K0 as the temporary register.
23257 * doc/extend.texi (Function Attributes): Document interrupt,
23258 use_shadow_register_set, keep_interrupts_masked,
23259 use_debug_exception_return for MIPS attributes.
23261 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23263 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23264 Remove a number of t-files from tmake_file.
23265 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23266 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23267 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23268 target_prototype, not TARGET_PROTOTYPE.
23269 (LINK_OS_GNU_SPEC): Define.
23270 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23271 and darwin-ldoubdle.c.
23273 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23276 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23277 (cpp_options): Ditto.
23278 (default_compilers): Ditto.
23279 (display_help): Ditto.
23280 (process_command): Ditto.
23281 (do_spec_1): Ditto.
23282 (set_input): Use lbasename instead of duplicate code.
23283 (save_temps_prefix): New static for -save-temps=obj.
23284 (save_temps_length): Ditto.
23286 * doc/invoke.texi (-save-temps=obj): Document new variant to
23287 -save-temps switch.
23289 2009-04-02 Jeff Law <law@redhat.com>
23291 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23294 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23296 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23297 * configure: Regenerated.
23299 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23301 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23302 share the argument list.
23304 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23308 2009-02-12 Diego Novillo <dnovillo@google.com>
23310 * varpool.c (debug_varpool): New.
23311 * cgraph.h (debug_varpool): Declare.
23313 2009-04-02 Jan Hubicka <jh@suse.cz>
23315 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23318 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23320 * config/i386/i386.c (ix86_abi): Move initialization to ...
23321 (override_options): Here.
23323 2009-04-02 Christian Bruel <christian.bruel@st.com>
23325 * config/sh/sh.c (sh_dwarf_register_span): New function.
23326 (TARGET_DWARF_REGISTER_SPAN): Define.
23327 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23329 2009-04-02 Ira Rosen <irar@il.ibm.com>
23331 PR tree-optimization/39595
23332 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23333 interleaved loads group is not greater than the SLP group size.
23335 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23337 * builtins.c (is_builtin_name): New.
23338 (called_as_built_in): Use is_builtin_name.
23339 * tree.h (is_builtin_name): New.
23340 * varasm.c (incorporeal_function_p): Use is_builtin_name
23342 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23344 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23346 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23349 * c-decl.c (clone_underlying_type): Move this ...
23350 * c-common.c (set_underlying_type): ... here.
23351 Also, make sure the function properly sets TYPE_STUB_DECL() on
23352 the newly created typedef variant type.
23353 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23354 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23357 2009-04-02 Richard Guenther <rguenther@suse.de>
23359 PR tree-optimization/37221
23360 * tree-flow.h (degenerate_phi_result): Declare.
23361 * tree-ssa-dom.c (degenerate_phi_result): Export.
23362 * tree-scalar-evolution.c (analyze_initial_condition): If
23363 the initial condition is defined by a degenerate PHI node
23364 use the degenerate value.
23366 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23368 PR rtl-optimization/39588
23369 * combine.c (merge_outer_ops): Do not set the constant when this
23371 (simplify_shift_const_1): Do not modify it either in this case.
23373 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23375 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23376 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23378 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23381 * c-lex.c (interpret_float): Default (no suffix) is double.
23383 2009-04-1 Xinliang David Li <davidxl@google.com>
23385 * config/i386/i386.c (legitimate_constant_p): Recognize
23386 all one vector constant.
23388 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23390 * config/vax/vax.c: Add #includes to silence warnings.
23391 Change #include order to silence two warnings.
23393 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23395 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23396 (ASM_SPEC): Pass -k to the assembler for PIC code.
23398 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23400 * config.gcc: Add vax-*-linux* to the switch.
23401 * config/vax/linux.h: New file. (TARGET_VERSION,
23402 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23404 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23406 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23407 Use predicate macros instead of GET_CODE() == foo.
23408 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23409 ashlsi3, rotrsi3, <unnamed>): Likewise.
23411 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23413 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23414 jbbccihi, jbbccisi): Remova trailing whitespace.
23415 * config/vax/constraints.md: Likewise.
23416 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23417 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23418 * config/vax/predicates.md: Likewise.
23419 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23420 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23421 * config/vax/vax.h: Likewise.
23422 * config/vax/vax.md (nonlocal_goto): Likewise.
23424 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23426 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23427 (indirectable_address_p, adjacent_operands_p): Add spaces around
23429 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23431 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23433 * config/vax/vax.c (legitimate_constant_address_p,
23434 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23435 index_term_p, reg_plus_index_p, legitimate_address_p,
23436 vax_mode_dependent_address_p): Update comments to match functions
23437 modified by the recent int->bool conversion.
23439 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23441 * config/vax/builtins.md: Update copyright message.
23442 * config/vax/constraints.md: Likewise.
23443 * config/vax/netbsd-elf.h: Likewise.
23444 * config/vax/predicates.md: Likewise.
23445 * config/vax/vax-protos.h: Likewise.
23446 * config/vax/vax.c: Likewise.
23447 * config/vax/vax.h: Likewise.
23448 * config/vax/vax.md: Likewise.
23449 * config/vax/vax.opt: Likewise.
23451 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23453 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23454 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23455 * config/vax/constraints.md (B, R): Likewise.
23456 * config/vax/predicates.md (external_memory_operand,
23457 nonimmediate_addsub_di_operand): Likewise.
23458 * config/vax/vax.c (vax_output_int_add): Likewise.
23459 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23460 untyped_call): Likewise.
23462 2009-04-01 Matt Thomas <matt@3am-software.com>
23464 * config/vax/predicates.md: New file.
23465 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23466 external_const_operand, nonsymbolic_operand, external_memory_operand,
23467 indirect_memory_operand, indexed_memory_operand,
23468 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23469 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23471 * config/vax/constraints.md: New file.
23472 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23474 * config/vax/builtins.md: New file.
23475 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23476 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23478 * config/vax/vax.opt (mqmath): Add option.
23479 * config/vax/vax.md (isfx): Extend with DI.
23480 (VAXintQH, VAXintQHSD): Define.
23481 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23482 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23483 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23484 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23485 (movdi): Update constraints and use vax_output_int_move().
23486 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23487 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23488 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23489 nonlocal_goto): New.
23490 (mov<mode>): Extend accepted operand types.
23491 (subdi3_old): Rename from subdi3, change update constraints and use
23492 a new implementation.
23493 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23494 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23495 MOVE_RATIO, CLEAR_RATIO): Define.
23496 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23497 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23498 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23499 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23500 (split_quadword_operands): Make static and really allow variable
23502 (print_operand_address): Update for PIC generation.
23503 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23504 indexable_address_p, fixup_mathdi_operand,
23505 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23506 (vax_float_literal, legitimate_constant_p,
23507 indirectable_constant_address_p, index_term_p,
23508 reg_plus_index_p): Return bool instead of int.
23509 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23511 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23513 (vax_output_conditional_branch): Indent.
23514 (legitimate_constant_address_p, indirectable_constant_address_p,
23515 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23516 vax_mode_dependent_address_p): Return bool instead of int, update for
23518 * config/vax/vax-protos.h (legitimate_constant_address_p,
23519 legitimate_constant_p, legitimate_address_p,
23520 vax_mode_dependent_address_p): Change declaration to bool.
23521 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23522 vax_expand_addsub_di_operands, vax_output_int_subtract,
23523 vax_output_movmemsi): Declare.
23524 (split_quadword_operands, vax_float_literal): Delete declaration.
23525 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23526 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23527 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23528 ASM_OUTPUT_DWARF_PCREL): Define.
23529 (ASM_SPEC): Change definition to allow PIC generation.
23531 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23533 * doc/sourcebuild.texi: Update front-end requirements.
23535 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23538 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23539 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23540 (booldi3_internal3): Use boolean_or_operator instead of
23543 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23546 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23547 declarator whose size is not an integer constant expression but
23548 folds to an integer constant, then treat it as a constant
23551 2009-04-01 Richard Guenther <rguenther@suse.de>
23553 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23554 i * 4 + 2 to (i * 2 + 1) * 2.
23556 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23559 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23560 return if c_parser_asm_string_literal returned NULL.
23562 2009-04-01 Nick Clifton <nickc@redhat.com>
23564 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23566 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23567 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23568 other typedefs to avoid conflicts with libgcc2.c. Define labels
23569 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23571 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23572 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23575 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23577 * varasm.c (default_function_rodata_section): Declare DOT as
23580 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23581 Andrey Galkin <agalkin@hypercom.com>
23584 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23585 Make object_name unique for each process.
23587 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23590 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23591 addressable variables in the parallel that could go out of scope while
23592 running queued tasks.
23594 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23596 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23597 (CASE_VALUES_THRESHOLD): Redefine.
23598 * config/avr/avr.c (avr_override_options): Remove initialization of
23599 avr_case_values_threshold variable.
23600 (avr_case_values_threshold): Remove variable. Add new function.
23601 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23602 * config/avr/avr.opt (mno-tablejump): Remove option.
23603 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23605 2009-04-01 DJ Delorie <dj@redhat.com>
23607 * varasm.c (default_function_rodata_section): Don't assume
23608 anything about where the first '.' in the section name is.
23610 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23612 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23613 rs6000_emit_stack_tie.
23615 2009-03-31 Ian Lance Taylor <iant@google.com>
23617 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23618 gimple_code with GIMPLE_RESX, not RESX.
23620 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23622 * c-common.c (c_get_ident): New.
23623 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23625 2009-04-01 Ben Elliston <bje@au.ibm.com>
23627 * config/rs6000/sysv4.opt (msdata): Improve option description.
23629 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23631 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23632 (divdf3_internal_lat): Remove.
23633 (divxf3_internal_lat): Remove.
23634 (divxf3_internal_thr): Remove.
23635 (divxf): Use divxf3_internal.
23636 * config/ia64/div.md (divsf3_internal_lat): New.
23637 (divdf3_internal_lat): New.
23638 (divxf3_internal): New.
23640 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23643 * Makefile.in (USE_GCC_STDINT): Define.
23644 (stmp-int-hdrs): Install stdint.h if applicable.
23645 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23647 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23648 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23649 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23650 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23651 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23652 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23653 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23654 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23655 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23656 (c_common_nodes_and_builtins): Initialize
23657 underlying_wchar_type_node. Do not initialize
23658 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23659 nodes for new types.
23660 (c_stddef_cpp_builtins): Define macros for new types.
23661 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23663 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23664 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23665 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23666 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23667 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23668 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23669 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23670 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23671 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23672 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23673 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23674 int16_type_node, int32_type_node, int64_type_node,
23675 uint8_type_node, uint16_type_node, c_uint32_type_node,
23676 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23677 int_least32_type_node, int_least64_type_node,
23678 uint_least8_type_node, uint_least16_type_node,
23679 uint_least32_type_node, uint_least64_type_node,
23680 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23681 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23682 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23683 uintptr_type_node): Define.
23684 * c-cppbuiltin.c (builtin_define_constants,
23685 builtin_define_type_minmax): New.
23686 (builtin_define_stdint_macros): Define more macros.
23687 (c_cpp_builtins): Define more limit macros.
23688 (type_suffix): New.
23689 (builtin_define_type_max): Define in terms of
23690 builtin_define_type_minmax. Remove is_long parameter. All
23692 * config.gcc (use_gcc_stdint): Define.
23693 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23694 Add newlib-stdint.h for generic targets.
23695 * config/glibc-stdint.h, config/newlib-stdint.h,
23696 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23697 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23698 * config/score/score.h (UINTPTR_TYPE): Define.
23699 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23700 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23701 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23702 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23703 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23704 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23705 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23706 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23707 * config/spu/spu.h (STDINT_LONG32): Define.
23708 * configure.ac (use_gcc_stdint): Substitute.
23709 * configure: Regenerate.
23710 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23711 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23712 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23713 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23714 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23715 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23716 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23717 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23718 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23719 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23720 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23721 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23722 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23723 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23724 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23725 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23726 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23727 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23728 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23729 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23730 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23731 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23732 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23733 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23734 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23735 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23736 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23737 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23738 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23740 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23742 * loop-iv.c (suitable_set_for_replacement): Renamed from
23743 simplify_using_assignment; changed to return bool and to accept new
23744 args DEST and SRC. Return true iff we find a source/destination pair
23745 that can be used to make a replacement, and fill SRC and DEST if so.
23746 Remove arg ALTERED. Don't deal with altered regs here. All callers
23748 (simplify_using_initial_values): Deal with altered regs here and track
23749 more precisely the effect they have on the validity of our expression.
23751 * loop-iv.c (simplify_using_condition): A condition of the form
23752 (EQ REG CONST) can be used to simply make a substitution.
23753 (simplify_using_initial_values): Keep track of conditions we have seen
23754 and keep using them to simplify new expressions, while applying the
23755 same substitutions to them as to the expression.
23757 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23758 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23761 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23762 changed. Use this when trying to improve the upper bound.
23763 Generate the comparison by using simplify_gen_relational.
23765 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23767 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23769 (simplify_using_assignment, simplify_using_initial_values): Call
23770 replace_in_expr to make replacements. Call replace_single_def_regs
23771 once on the initial version of the expression.
23773 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23776 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23778 2009-03-31 Richard Guenther <rguenther@suse.de>
23780 PR middle-end/31029
23781 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23782 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23784 2009-03-31 Richard Guenther <rguenther@suse.de>
23786 * tree.h (div_if_zero_remainder): Declare.
23787 * fold-const.c (div_if_zero_remainder): Export.
23788 * tree-ssa-forwprop.c
23789 (forward_propagate_addr_into_variable_array_index): Handle
23790 constant array index addition outside of the variable index.
23792 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23795 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23796 define_splits, floatunssi<mode>2): Require x87 conversions from
23797 DImode to be permitted.
23799 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23801 PR preprocessor/15638
23802 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23804 2009-03-31 Richard Guenther <rguenther@suse.de>
23806 PR middle-end/23401
23807 PR middle-end/27810
23808 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23809 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23810 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23811 a separate statement.
23812 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23813 (lookup_tmp_var): Likewise.
23814 (is_gimple_formal_tmp_or_call_rhs): Remove.
23815 (is_gimple_reg_or_call_rhs): Rename to ...
23816 (is_gimple_reg_rhs_or_call): ... this.
23817 (is_gimple_mem_or_call_rhs): Rename to ...
23818 (is_gimple_mem_rhs_or_call): ... this.
23819 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23820 DECL_GIMPLE_REG_P only if is_formal is true.
23821 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23822 for non-proper post-modify expression gimplification.
23823 (gimplify_self_mod_expr): For post-modify expressions gimplify
23824 the lvalue to a minimal lvalue.
23825 (rhs_predicate_for): Remove formal temp case.
23826 (gimplify_modify_expr_rhs): Likewise.
23827 (gimplify_addr_expr): Use is_gimple_reg.
23828 (gimplify_expr): Remove formal temp cases.
23829 (gimple_regimplify_operands): Likewise.
23830 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23831 and FILTER_EXPR like constants.
23832 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23834 (is_gimple_formal_tmp_rhs): Remove.
23835 (is_gimple_reg_rhs): Remove special casing.
23836 (is_gimple_mem_rhs): Fix.
23837 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23838 (is_gimple_formal_tmp_var): Remove.
23839 (is_gimple_formal_tmp_reg): Likewise.
23840 (is_gimple_min_lval): Allow invariant component ref parts.
23841 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23842 is_gimple_formal_tmp_reg): Remove declarations.
23843 * tree-cfg.c (verify_expr): Verify that variables with address
23844 taken do not have DECL_GIMPLE_REG_P set.
23845 * tree-mudflap.c (mf_build_check_statement_for): Use
23846 force_gimple_operand instead of gimplify_expr.
23848 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23850 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23851 schedulable rows to compute_split_row.
23853 2009-03-31 Ben Elliston <bje@au.ibm.com>
23856 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23859 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23861 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23862 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23863 * configure: Regenerate.
23864 * config.in: Regenerate.
23865 * config/rs6000/rs6000.opt (mtls-markers): Add.
23866 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23867 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23868 (tls_ld_aix, tls_ld_sysv): Likewise.
23869 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23870 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23872 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23874 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23876 2009-03-30 Jan Hubicka <jh@suse.cz>
23878 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23880 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23881 detection and label handling.
23883 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23885 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23886 left_conflicts_size.
23887 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23888 ALLOCNO_LEFT_CONFLICTS_SIZE.
23890 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23891 remove_allocno_from_bucket_and_push,
23892 allocno_spill_priority_compare, push_allocnos_to_stack,
23893 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23894 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
23895 (setup_allocno_left_conflicts_num): Ditto. Rename to
23896 setup_allocno_left_conflicts_size.
23897 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23898 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
23899 setup_allocno_left_conflicts_size instead of
23900 setup_allocno_left_conflicts_num.
23902 * ira-build.c (ira_create_allocno): Use
23903 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
23904 ALLOCNO_LEFT_CONFLICTS_NUM.
23906 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23908 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23909 instead of DF_LR_OUT.
23911 * ira-lives.c (process_bb_node_lives): Ditto.
23913 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23914 instead of DF_LR_{OUT,IN}.
23916 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23918 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23920 2009-03-30 Jan Hubicka <jh@suse.cz>
23922 * except.c (label_to_region_map): Fix thinko.
23924 2009-03-30 Steve Ellcey <sje@cup.hp.com>
23926 PR middle-end/38237
23927 * tree.h (tree_find_value): New declaration.
23928 * tree.c (tree_find_value): New function.
23929 * varasm.c (assemble_external): Avoid duplicate entries on lists.
23931 2009-03-30 Jakub Jelinek <jakub@redhat.com>
23934 * c-decl.c (struct c_binding): Add locus field.
23935 (bind): Add locus argument, set locus field from it.
23936 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
23937 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
23938 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
23939 implicitly_declare, undeclared_variable, lookup_label,
23940 declare_label, c_make_fname_decl, c_builtin_function,
23941 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
23944 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
23947 * config/i386/i386.c (classify_argument): Check total size of
23950 2009-03-30 Martin Jambor <mjambor@suse.cz>
23952 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
23953 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
23954 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
23957 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
23958 seen_variable_array_ref while also traversing a union.
23960 * tree-inline.c (optimize_inline_calls): Do not call
23961 cgraph_node_remove_callees.
23962 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
23963 (pass_remove_cgraph_callee_edges): New variable.
23964 * passes.c (init_optimization_passes): Add
23965 pass_remove_cgraph_callee_edges after early inlining and before all
23966 late intraprocedural passes.
23968 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
23970 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23972 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
23973 Fix typos in names.
23975 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23977 * combine.c (simplify_comparison): Use have_insn_for.
23978 * dojump.c (do_jump): Likewise.
23980 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23982 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
23983 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
23984 sparc_compare_op0 like sparc_compare_emitted used to be handled.
23985 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
23986 instead of sparc_compare_emitted.
23987 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
23988 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
23989 instead of sparc_compare_emitted.
23991 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23993 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
23994 enter/exit cfglayout mode.
23995 (pass_partition_block): Require it.
23996 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
23997 (combine_instructions): Track basic blocks instead of labels.
23998 (update_cfg_for_uncondjump): New.
23999 (try_combine): Use it. Update jumps after rescanning.
24000 (pass_combine): Require PROP_cfglayout.
24001 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24003 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24005 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24006 Provide/destroy PROP_cfglayout respectively.
24007 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24008 * tree-pass.h (PROP_cfglayout): New.
24010 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24012 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24013 fold_convert_const_fixed_from_fixed,
24014 fold_convert_const_fixed_from_int,
24015 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24016 set TREE_CONSTANT_OVERFLOW.
24017 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24018 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24020 2009-03-30 Ira Rosen <irar@il.ibm.com>
24022 * tree-vect-loop-manip.c: New file.
24023 * tree-vectorizer.c: Update documentation and included files.
24024 (vect_loop_location): Make extern.
24025 (rename_use_op): Move to tree-vect-loop-manip.c
24026 (rename_variables_in_bb, rename_variables_in_loop,
24027 slpeel_update_phis_for_duplicate_loop,
24028 slpeel_update_phi_nodes_for_guard1,
24029 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24030 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24031 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24032 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24033 find_loop_location): Likewise.
24034 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24035 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24036 get_vectype_for_scalar_type, vect_is_simple_use,
24037 supportable_widening_operation, supportable_narrowing_operation):
24039 (bb_in_loop_p): Move to tree-vect-loop.c.
24040 (new_loop_vec_info, destroy_loop_vec_info,
24041 reduction_code_for_scalar_code, report_vect_op,
24042 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24043 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24044 (vect_supportable_dr_alignment): Likewise.
24045 * tree-vectorizer.h (tree-data-ref.h): Include.
24046 (vect_loop_location): Declare.
24047 Reorganize function declarations according to the new file structure.
24048 * tree-vect-loop.c: New file.
24049 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24050 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24051 * tree-vect-data-refs.c: New file.
24052 * tree-vect-patterns.c (timevar.h): Don't include.
24053 * tree-vect-stmts.c: New file.
24054 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24055 tree-vect-slp.c, tree-vect-loop.c.
24056 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24057 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24058 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24059 (tree-vect-analyze.o): Remove.
24060 (tree-vect-transform.o): Likewise.
24061 (tree-vect-data-refs.o): Add rule.
24062 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24063 tree-vect-slp.o): Likewise.
24064 (tree-vect-patterns.o): Remove redundant dependencies.
24065 (tree-vectorizer.o): Likewise.
24066 * tree-vect-slp.c: New file.
24068 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24070 * optc-gen.awk: Warn if an option flag has multiple different
24073 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24075 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24076 -floop-block): Document dependences on PPL, CLooG and Graphite.
24078 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24080 PR rtl-optimization/323
24081 * c-common.c (c_fully_fold, convert_and_check,
24082 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24083 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24084 * c-common.def (EXCESS_PRECISION_EXPR): New.
24085 * c-cppbuiltin.c (builtin_define_float_constants): Define
24086 constants with enough digits for long double.
24087 * c-lex.c (interpret_float): Interpret constant with excess
24088 precision where appropriate.
24089 * c-opts.c (c_common_post_options): Set
24090 flag_excess_precision_cmdline. Give an error for
24091 -fexcess-precision=standard for C++ for processors where the
24092 option is significant.
24093 * c-parser.c (c_parser_conditional_expression): Handle excess
24094 precision in condition.
24095 * c-typeck.c (convert_arguments): Handle arguments with excess
24097 (build_unary_op): Move excess precision outside operation.
24098 (build_conditional_expr): Likewise.
24099 (build_compound_expr): Likewise.
24100 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24101 (build_modify_expr): Handle excess precision in RHS.
24102 (convert_for_assignment): Handle excess precision in converted
24104 (digest_init, output_init_element, process_init_element): Handle
24105 excess precision in initializer.
24106 (c_finish_return): Handle excess precision in return value.
24107 (build_binary_op): Handle excess precision in operands and add
24108 excess precision as needed for operation.
24109 * common.opt (-fexcess-precision=): New option.
24110 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24111 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24112 For standard excess precision, output explicit conversion to and
24113 truncation from XFmode.
24114 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24115 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24116 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24117 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24118 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24119 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24120 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24121 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24122 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24123 define_splits, sqrt<mode>2): Disable where appropriate for
24124 standard excess precision.
24125 * convert.c (convert_to_real): Do not shorten arithmetic to type
24126 for which excess precision would be used.
24127 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24128 * doc/invoke.texi (-fexcess-precision=): Document option.
24129 (-mfpmath=): Correct index entry.
24130 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24131 flag_excess_precision): New.
24132 * langhooks.c (lhd_post_options): Set
24133 flag_excess_precision_cmdline.
24134 * opts.c (common_handle_option): Handle -fexcess-precision=.
24135 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24136 init_excess_precision): New.
24137 (lang_dependent_init_target): Call init_excess_precision.
24138 * tree.c (excess_precision_type): New.
24139 * tree.h (excess_precision_type): Declare.
24141 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24144 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24145 non-lvalue to component.
24147 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24149 PR preprocessor/34695
24150 * Makefile.in (c-opts.o): Depend on c-tree.h.
24151 * c-common.c: Move down include of diagnostic.h.
24152 (done_lexing, c_cpp_error): New.
24153 * c-common.h (done_lexing): Declare.
24154 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24156 * c-opts.c: Include c-tree.h.
24157 (c_common_init_options): Set preprocessor error callback.
24158 (c_common_handle_option): Do not set preprocessor
24159 inhibit_warnings, warnings_are_errors, warn_system_headers,
24160 pedantic_errors or inhibit_warnings flags.
24161 (c_common_post_options): Do not check cpp_errors (parse_in).
24162 (c_common_finish): Do not output dependencies if there were
24163 errors. Do not check return value of cpp_finish.
24164 * c-ppoutput.c (pp_file_change): Set input_location.
24165 * c-tree.h (c_cpp_error): Declare.
24166 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24168 (diagnostic_build_prefix): Check override_column.
24169 * diagnostic.h (diagnostic_info): Add override_column field.
24170 (diagnostic_override_column): Define.
24172 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24174 * c-common.c (c_expand_expr, c_staticp): Remove.
24175 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24176 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24177 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24178 * c-gimplify.c (gimplify_compound_literal_expr,
24179 optimize_compound_literals_in_ctor): Remove.
24180 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24181 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24182 * c-semantics.c (emit_local_var): Remove.
24184 * langhooks-def.h (lhd_expand_expr): Remove.
24185 * langhooks.c (lhd_expand_expr): Remove.
24186 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24188 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24189 handling from c-semantics.c; don't call into langhook.
24190 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24191 * gimplify.c (gimplify_compound_literal_expr,
24192 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24193 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24194 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24195 as was done in c-gimplify.c.
24196 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24197 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24198 Move from c-common.h.
24199 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24201 * tree.c (staticp): Do not call langhook.
24202 * langhooks.c (lhd_staticp): Delete.
24203 * langhooks-def.h (lhd_staticp): Delete prototype.
24204 (LANG_HOOKS_STATICP): Delete.
24205 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24207 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24208 instead of DECL_STMTs.
24210 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24218 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24220 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24221 contained expression.
24222 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24223 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24224 conditional expressions for C.
24225 (decl_constant_value_for_optimization): Move from
24226 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24227 whether optimizing and that the expression is a VAR_DECL not of
24228 array type instead of doing such checks in the caller. Do not
24229 check pedantic. Call gcc_unreachable for C++.
24230 * c-common.def (C_MAYBE_CONST_EXPR): New.
24231 * c-common.h (c_fully_fold, c_save_expr,
24232 decl_constant_value_for_optimization): New prototypes.
24233 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24234 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24235 EXPR_INT_CONST_OPERANDS): Define.
24236 * c-convert.c (convert): Strip nops from expression.
24237 * c-decl.c (groktypename): Take extra parameters expr and
24238 expr_const_operands. Update call to grokdeclarator.
24239 (start_decl): Update call to grokdeclarator. Add statement for
24240 expressions used in type of decl.
24241 (grokparm): Update call to grokdeclarator.
24242 (push_parm_decl): Update call to grokdeclarator.
24243 (build_compound_literal): Add parameter non_const and build a
24244 C_MAYBE_COSNT_EXPR if applicable.
24245 (grokdeclarator): Take extra parameters expr and
24246 expr_const_operands. Track expressions used in declaration
24247 specifiers and declarators. Fold array sizes and track whether
24248 they are constant expressions and whether they are integer
24249 constant expressions.
24250 (parser_xref_tag): Set expr and expr_const_operands fields in
24252 (grokfield): Update call to grokdeclarator.
24253 (start_function): Update call to grokdeclarator.
24254 (build_null_declspecs): Set expr and expr_const_operands fields in
24256 (declspecs_add_type): Handle expressions in typeof specifiers.
24257 * c-parser.c (c_parser_declspecs): Set expr and
24258 expr_const_operands fields for declaration specifiers.
24259 (c_parser_enum_specifier): Likewise.
24260 (c_parser_struct_or_union_specifier): Likewise.
24261 (c_parser_typeof_specifier): Likewise. Update call to
24262 groktypename. Fold expression as needed. Return expressions with
24263 type instead of adding statements.
24264 (c_parser_attributes): Update calls to c_parser_expr_list.
24265 (c_parser_statement_after_labels): Fold expression before passing
24266 to objc_build_throw_stmt.
24267 (c_parser_condition): Fold expression.
24268 (c_parser_asm_operands): Fold expression.
24269 (c_parser_conditional_expression): Use c_save_expr. Update call
24270 to build_conditional_expr.
24271 (c_parser_alignof_expression): Update call to groktypename.
24272 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24273 original_code. Fold expression argument of va_arg. Create
24274 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24275 argument to va_arg. Update calls to groktypename. Fold array
24276 index for offsetof. Verify that first argument to
24277 __builtin_choose_expr has integer type.
24278 (c_parser_postfix_expression_after_paren_type): Update calls to
24279 groktypename and build_compound_literal. Handle expressions with
24280 side effects in type name.
24281 (c_parser_postfix_expression_after_primary): Update call to
24282 c_parser_expr_list. Set original_code for calls to
24283 __builtin_constant_p.
24284 (c_parser_expr_list): Take extra parameter fold_p. Fold
24285 expressions if requested.
24286 (c_parser_objc_type_name): Update call to groktypename.
24287 (c_parser_objc_synchronized_statement): Fold expression.
24288 (c_parser_objc_receiver): Fold expression.
24289 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24290 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24291 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24292 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24293 (struct c_typespec): Add elements expr and expr_const_operands.
24294 (struct c_declspecs): Add elements expr and expr_const_operands.
24295 (groktypename, build_conditional_expr, build_compound_literal):
24297 (in_late_binary_op): Declare.
24298 * c-typeck.c (note_integer_operands): New function.
24299 (in_late_binary_op): New variable.
24300 (decl_constant_value_for_broken_optimization): Move to c-common.c
24301 and rename to decl_constant_value_for_optimization.
24302 (default_function_array_conversion): Do not strip nops.
24303 (default_conversion): Do not call
24304 decl_constant_value_for_broken_optimization.
24305 (build_array_ref): Do not fold result.
24306 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24307 result when operand is a VLA.
24308 (c_expr_sizeof_type): Update call to groktypename. Handle
24309 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24310 result when operand names a VLA type.
24311 (build_function_call): Update call to build_compound_literal.
24312 Only fold result for calls to __builtin_* functions. Strip
24313 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24314 the function designator.
24315 (convert_arguments): Fold arguments. Update call to
24316 convert_for_assignment.
24317 (build_unary_op): Handle increment and decrement of
24318 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24319 decrement earlier. Fold operand of increment and decrement.
24320 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24321 built for integer operand. Wrap returns that are INTEGER_CSTs
24322 without being integer constant expressions or that have integer
24323 constant operands without being INTEGER_CSTs.
24324 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24325 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24326 result is an integer constant expression or can be used in
24327 unevaluated parts of one and avoid folding and wrap as
24328 appropriate. Fold operands before possibly doing -Wsign-compare
24330 (build_compound_expr): Wrap result for C99 if operands can be used
24331 in integer constant expressions.
24332 (build_c_cast): Update call to digest_init. Do not ignore
24333 overflow from casting floating-point constants to integers. Wrap
24334 results that could be confused with integer constant expressions,
24335 null pointer constants or floating-point constants.
24336 (c_cast_expr): Update call to groktypename. Handle expressions
24337 included in type name.
24338 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24339 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24340 Update calls to convert_for_assignment.
24341 (convert_for_assignment): Take new parameter
24342 null_pointer_constant. Do not strip nops or call
24343 decl_constant_value_for_broken_optimization. Set
24344 in_late_binary_op for conversions to boolean.
24345 (store_init_value): Update call to digest_init.
24346 (digest_init): Take new parameter null_pointer_constant. Do not
24347 call decl_constant_value_for_broken_optimization. pedwarn for
24348 initializers not constant expressions. Update calls to
24349 convert_for_assignment.
24350 (constructor_nonconst): New.
24351 (struct constructor_stack): Add nonconst element.
24352 (really_start_incremental_init, push_init_level, pop_init_level):
24353 Handle constructor_nonconst and nonconst element.
24354 (set_init_index): Call constant_expression_warning for array
24356 (output_init_element): Fold value. Set constructor_nonconst as
24357 applicable. pedwarn for initializers not constant expressions.
24358 Update call to digest_init. Call constant_expression_warning
24359 where constant initializers are required.
24360 (process_init_element): Use c_save_expr.
24361 (c_finish_goto_ptr): Fold expression.
24362 (c_finish_return): Fold return value. Update call to
24363 convert_for_assignment.
24364 (c_start_case): Fold switch expression.
24365 (c_process_expr_stmt): Fold expression.
24366 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24367 ensure statement expression is not evaluated in constant expression.
24368 (build_binary_op): Track whether results are integer constant
24369 expressions or may occur in such, disable folding and wrap results
24370 as applicable. Fold operands for -Wsign-compare warnings unless
24372 (c_objc_common_truthvalue_conversion): Handle results folded to
24373 integer constants that are not integer constant expressions.
24374 * doc/extend.texi: Document when typeof operands are evaluated,
24375 that condition of __builtin_choose_expr is an integer constant
24376 expression, and more about use of __builtin_constant_p in
24379 2009-03-29 Richard Guenther <rguenther@suse.de>
24381 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24382 propagate addresses of array references.
24384 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24386 * regmove.c (perhaps_ends_bb_p): Remove.
24387 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24388 from INSN and check that the main loop stays within that basic block.
24389 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24390 (regmove_forward_pass): Split out from regmove_optimize. Use
24391 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24392 (regmove_backward_pass): Split out from regmove_optimize. Use
24393 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24394 (regmove_optimize): Simplify.
24396 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24399 * config/i386/i386.c (classify_argument): Ignore flexible array
24400 member in struct and warn ABI change.
24402 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24404 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24406 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24407 (ix86_adjust_cost): Updated.
24409 2009-03-29 Jan Hubicka <jh@suse.cz>
24411 PR middle-end/28850
24412 * tree-pass.h (pass_cleanup_eh): New function.
24413 (remove_unreachable_regions): Break code handling RTL
24414 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24415 that can not be reached by runtime.
24416 (can_be_reached_by_runtime): New function.
24417 (label_to_region_map): New function.
24418 (num_eh_regions): New function.
24419 (rtl_remove_unreachable_regions): New function.
24420 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24421 (remove_eh_region): New function.
24422 * except.h: Include sbitmap and vecprim.
24423 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24424 num_eh_regions): Declare.
24425 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24426 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24427 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24428 (tree_empty_eh_handler_p): New function.
24429 (cleanup_empty_eh): New function.
24430 (cleanup_eh): New function.
24431 (pass_cleanup_eh): New function.
24433 2009-03-29 Jan Hubicka <jh@suse.cz>
24435 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24436 for removed regions.
24438 2009-03-29 Jan Hubicka <jh@suse.cz>
24440 * except.c (dump_eh_tree): Dump all datastructures.
24442 2009-03-29 Jan Hubicka <jh@suse.cz>
24444 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24445 (duplicate_eh_regions_1): Likewise.
24446 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24447 vector; call EH verification.
24448 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24449 Be ready for region being removed.
24451 2009-03-29 Jan Hubicka <jh@suse.cz>
24453 * bitmap.c (bitmap_last_set_bit): New function.
24454 * bitmap.h (bitmap_last_set_bit): Declare.
24456 2009-03-29 David Ayers <ayers@fsfe.org>
24459 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24460 by calling objc_compare_types and surpress warnings about
24461 incompatible C pointers that are compatible ObjC pointers.
24463 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24465 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24466 call initialize_inline_failed.
24467 (initialize_inline_failed): Move it from here ...
24468 * cgraph.c (initialize_inline_failed): ... to here.
24469 (cgraph_create_edge): Call initialize_inline_failed rather than
24470 setting inline_failed directly.
24472 2009-03-29 Ben Elliston <bje@au.ibm.com>
24475 * sysv4.opt (msdata): Improve comment.
24476 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24477 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24479 2009-03-29 Ben Elliston <bje@au.ibm.com>
24482 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24483 load and store attributes.
24485 2009-03-29 Ben Elliston <bje@au.ibm.com>
24487 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24488 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24489 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24490 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24491 __builtin_infq and __builtin_huge_valq.
24493 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24495 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24497 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24498 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24500 2009-03-28 Xinliang David Li <davidxl@google.com>
24502 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24503 (do_dbg_cnt): New function.
24505 2009-03-28 Jan Hubicka <jh@suse.cz>
24507 Merge from pretty-ipa:
24509 2009-03-27 Jan Hubicka <jh@suse.cz>
24511 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24512 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24513 * passes.c (function_called_by_processed_nodes_p): New.
24514 * ipa-pure-const.c (check_call): Fix handling of operands.
24515 (analyze_function): Dump debug output for skipped bodies.
24516 (local_pure_const): Use function_called_by_processed_nodes_p.
24517 * dwarf2out.c (reference_to_unused): Use output.
24518 * passes.c (do_per_function_toporder): Likewise.
24520 2008-11-12 Jan Hubicka <jh@suse.cz>
24522 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24523 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24524 state_set_in_source enum
24525 (check_decl): Ignore memory tags; do not set fake looping flags;
24527 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24528 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24529 (check_call, analyze_function): Rewrite.
24531 (add_new_function): Update call of analyze_function.
24532 (generate_summary): Add call of analyze_function.
24533 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24534 (local_pure_const): New function.
24535 (pass_local_pure_const): New pass.
24536 * ipa-inline.c (inline_transform): Set after_inlining.
24537 * tree-eh.c (stmt_can_throw_external): New.
24538 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24539 work with aliasing built.
24540 * tree-flow.h (stmt_can_throw_external): New.
24541 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24542 and local pure/const pass in early and late optimization queue.
24544 2009-03-28 Martin Jambor <mjambor@suse.cz>
24546 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24548 (fold_binary): Allow function decl aligment consideration is the
24549 second argument is integer constant one.
24550 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24551 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24552 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24554 2009-03-28 Jan Hubicka <jh@suse.cz>
24556 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24557 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24558 * function.h (rtl_data): Add nothrow flag.
24559 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24560 set DECL_NOTHROW for AVAILABLE functions.
24562 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24564 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24565 following vector keyword has expansion starting with pixel or bool
24566 keyword, expand vector to __vector and pixel or bool to __pixel or
24570 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24571 warn_if_disallowed_function_p): Removed.
24572 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24573 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24574 warning_if_disallowed_function_p.
24575 * flags.h (warn_if_disallowed_function_p,
24576 warn_disallowed_functions): Removed.
24577 * common.opt (Wdisallowed-function-list=): Removed.
24578 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24580 2009-03-28 Richard Guenther <rguenther@suse.de>
24582 PR tree-optimization/38723
24583 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24586 2009-03-28 Jan Hubicka <jh@suse.cz>
24588 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24589 test introduced by my previous patch.
24591 2009-03-28 Richard Guenther <rguenther@suse.de>
24593 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24594 the PHIs value undefined.
24596 2009-03-28 Jan Hubicka <jh@suse.cz>
24598 * tree-pass.h (pass_fixup_cfg): New pass.
24599 * ipa-inline.c (inline_transform): Set
24600 always_inline_functions_inlined/after_inlining.
24601 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24602 (pass_fixup_cfg): New pass.
24603 * passes.c (init_optimization_passes): Add fixup_cfg.
24605 2009-03-28 Richard Guenther <rguenther@suse.de>
24607 PR tree-optimization/38458
24608 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24609 argument use the arguments copy-of value.
24611 2009-03-28 Richard Guenther <rguenther@suse.de>
24613 PR tree-optimization/38180
24614 * tree-ssa-ccp.c (get_default_value): Simplify.
24615 (likely_value): Likewise.
24616 (surely_varying_stmt_p): Properly handle VOP case.
24617 (ccp_initialize): Likewise.
24618 (ccp_fold): Handle propagating through *&.
24619 (fold_const_aggregate_ref): Also handle decls.
24621 2009-03-28 Jan Hubicka <jh@suse.cz>
24623 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24624 * cgraph.h (cgraph_node): Likewise.
24625 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24626 (cgraph_reset_node): Use process flag.
24627 (cgraph_mark_functions_to_output): Likewise.
24628 (cgraph_expand_function): Likewise.
24629 (cgraph_expand_all_functions): Likewise.
24630 (cgraph_output_in_order): Likewise.
24631 * dwarf2out.c (reference_to_unused): Likewise.
24632 * passes.c do_per_function_toporder): Likewise.
24634 2009-03-28 Jan Hubicka <jh@suse.cz>
24636 Bring from lto-branch:
24638 2008-09-03 Doug Kwan <dougkwan@google.com>
24640 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24641 enums instead of reason strings.
24642 * cgraph.c (cgraph_create_edge): Same.
24643 (cgraph_inline_failed_string): New function.
24644 * cgraph.h (cgraph_inline_failed_t): New enum type.
24645 (cgraph_inline_failed_string): New prototype.
24646 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24647 char pointer to cgraph_inline_failed_t.
24648 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24649 (cgraph_default_inline_p): Ditto.
24650 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24651 to cgraph_inline_failed_t pointer.
24652 * cif-code.def: New file.
24653 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24655 (cgraph_check_inline_limits): Change type of REASON to pointer to
24656 cgraph_inline_failed_t. Replace reason strings with enums.
24657 (cgraph_default_inline_p): Ditto.
24658 (cgraph_recursive_inlining_p): Ditto.
24659 (update_caller_keys): Change type of FAILED_REASON to
24660 cgraph_inline_failed_t.
24661 (cgraph_set_inline_failed): Change type of REASON to pointer to
24662 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24663 convert enums to strings for text output.
24664 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24665 to be of type cgraph_inline_failed_t. Replace reason strings with
24666 enums. Call cgraph_inline_failed_string to covert enums
24667 to strings for text output.
24668 (cgraph_decide_inlining): Replace reason strings with enums.
24669 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24670 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24672 * tree-inline.c (expand_call_inline): Change type of REASON
24673 to cgraph_inline_failed_t. Replace reason strings with enums.
24674 Call cgraph_inline_failed_string for text output.
24675 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24678 2009-03-28 Jan Hubicka <jh@suse.cz>
24680 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24681 cgraph_clone_node): Remove master clone handling.
24682 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24683 * cgraph.h (master_clone): Remove.
24684 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24685 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24686 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24688 2009-03-28 Jan Hubicka <jh@suse.cz>
24690 * cgraph.c (cgraph_function_body_availability): Functions declared
24691 inline are always safe to assume that it is not going to be replaced.
24693 2009-03-28 Richard Guenther <rguenther@suse.de>
24695 PR tree-optimization/38513
24696 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24697 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24698 EXC_PTR_EXPR and FILTER_EXPR.
24699 (get_ref_from_reference_ops): Likewise.
24701 2009-03-28 Richard Guenther <rguenther@suse.de>
24703 PR tree-optimization/38968
24704 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24705 Use FLOOR_MOD_EXPR to compute misalignment.
24707 2009-03-28 Richard Guenther <rguenther@suse.de>
24709 PR tree-optimization/37795
24710 * tree.h (combine_comparisons): Declare.
24711 * fold-const.c (combine_comparisons): Export.
24712 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24714 (ifcombine_iforif): Use combine_comparisons.
24716 2009-03-28 Jan Hubicka <jh@suse.cz>
24718 * tree-eh.c (inlinable_call_p): New function.
24719 (make_eh_edges): Use it.
24720 (verify_eh_edges): Use it.
24721 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24722 * except.c (reachable_next_level): Add inlinable_function argument
24723 (sjlj_find_directly_reachable_regions): Update.
24724 (add_reachable_handler): Do not set saw_any_handlers.
24725 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24726 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24727 Add new inlinable call parameter.
24728 (can_throw_internal, can_throw_external): Update.
24729 * except.h (can_throw_internal_1, can_throw_external_1,
24730 foreach_reachable_handler): Update declaration.
24732 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24734 * config/arm/t-arm-coff, config/h8300/coff.h,
24735 config/i386/i386-aout.h, config/i386/i386-coff.h,
24736 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24737 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24738 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24739 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24740 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24741 sys-types.h: Remove.
24742 * Makefile.in: Remove protoize and fixproto support and references
24744 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24745 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24747 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24748 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24749 unprotoize$(exeext).
24750 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24751 (.PHONY): Don't depend on proto.
24752 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24753 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24754 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24755 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24756 build/gen-protos.o, build/scan.o, xsys-protos.h,
24757 build/fix-header$(build_exeext), build/fix-header.o,
24758 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24759 stmp-install-fixproto): Remove.
24760 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24761 SYSCALLS.c or fixproto files.
24762 (install-common): Don't install protoize.
24763 (install-headers-tar, install-headers-cpio, install-headers-cp):
24764 Don't depend on $(STMP_FIXPROTO).
24765 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24766 install fixproto files or write out fixproto settings.
24767 (uninstall): Don't uninstall protoize.
24768 * config.gcc (use_fixproto): Remove.
24769 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24770 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24771 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24772 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24773 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24774 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24775 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24776 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24777 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24778 * config/t-vxworks (STMP_FIXPROTO): Remove.
24779 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24780 STMP_FIXPROTO): Remove.
24781 * config.in, configure: Regenerate.
24782 * crtstuff.c (gid_t, uid_t): Don't undefine.
24783 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24784 (arm-*-coff, arm-*-aout: Remove target entries.
24785 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24786 Remove mention of AIX 4.1.
24787 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24788 * doc/invoke.texi (Running Protoize): Remove.
24789 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24790 (Protoize Caveats): Remove.
24791 * tsystem.h: Update comments on headers assumed to exist.
24793 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24795 * genautomata.c: Add a new year to the copyright. Add a new
24797 (struct insn_reserv_decl): Add comments for member bypass_list.
24798 (find_bypass): Remove.
24799 (insert_bypass): New.
24800 (process_decls): Use insert_bypass.
24801 (output_internal_insn_latency_func): Output all bypasses with the
24802 same input insn in one switch case.
24804 * rtl.def (define_bypass): Describe bypass choice.
24805 * doc/md.texi (define_bypass): Ditto.
24807 2009-03-27 Richard Guenther <rguenther@suse.de>
24809 * gimplify.c (mark_addressable): Export.
24810 * tree-flow.h (mark_addressable): Declare.
24811 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24812 * tree-ssa.c (verify_phi_args): Verify that address taken
24813 variables have TREE_ADDRESSABLE set.
24815 2009-03-27 Richard Guenther <rguenther@suse.de>
24817 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24818 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24819 Do not mark decls TREE_ADDRESSABLE.
24820 (build_fold_addr_expr): Adjust.
24821 (fold_addr_expr): Remove.
24822 (fold_unary): Use build_fold_addr_expr.
24823 (fold_comparison): Likewise.
24824 (split_address_to_core_and_offset): Likewise.
24825 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24827 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24828 (gimplify_modify_expr_to_memcpy): Mark source and destination
24830 * omp-low.c (create_omp_child_function): Mark the object decl
24832 (lower_rec_input_clauses): Mark the var we take the address of
24834 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24836 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24838 PR middle-end/39315
24839 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24840 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24842 2009-03-27 Richard Guenther <rguenther@suse.de>
24844 PR tree-optimization/39120
24845 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24847 (handle_lhs_call): Process return constraints. Add escape
24848 constraints if necessary.
24849 (handle_const_call): Fill out return constraints. Make nested
24850 case more precise. Avoid consttmp if possible.
24851 (handle_pure_call): Fill out return constraints. Avoid
24852 callused if possible.
24853 (find_func_aliases): Simplify call handling.
24855 2009-03-27 Richard Guenther <rguenther@suse.de>
24857 PR tree-optimization/39120
24858 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24859 as a representative.
24860 (solve_graph): Do propagate CALLUSED.
24861 (handle_pure_call): Use a scalar constraint from CALLUSED for
24863 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24866 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24869 * c-common.c (handle_aligned_attribute): Properly check alignment
24870 overflow. Use (1U << i) instead of (1 << i).
24872 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24874 * expr.h (get_mem_align_offset): Updated.
24876 * tree.h (tree_decl_common): Change align to "unsigned int" and
24877 move it before pointer_alias_set.
24879 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24880 Jakub Jelinek <jakub@redhat.com>
24883 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24884 gr_register_operand with gr_reg_or_0_operand.
24885 (cmpxchg_rel_di): Likewise.
24886 (sync_lock_test_and_set<mode>): Likewise.
24888 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24890 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24891 (true_regnum): Likewise.
24893 * rtlanal.c (subreg_info): Moved to ...
24894 * rtl.h (subreg_info): Here. New.
24895 (subreg_get_info): New.
24897 * rtlanal.c (subreg_get_info): Make it extern.
24899 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24902 * config/i386/i386.c (ix86_abi): New.
24903 (override_options): Handle -mabi=.
24904 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
24905 (ix86_call_abi_override): Likewise.
24906 (init_cumulative_args): Likewise.
24907 (function_arg_advance): Likewise.
24908 (function_arg_64): Likewise.
24909 (function_arg): Likewise.
24910 (ix86_pass_by_reference): Likewise.
24911 (ix86_function_value_regno_p): Likewise.
24912 (ix86_build_builtin_va_list_abi): Likewise.
24913 (setup_incoming_varargs_64): Likewise.
24914 (is_va_list_char_pointer): Likewise.
24915 (ix86_init_machine_status): Likewise.
24916 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
24917 (ix86_function_type_abi): Return enum calling_abi. Rewrite
24918 for 64bit. Replace DEFAULT_ABI with ix86_abi.
24919 (ix86_function_abi): Make it static and return enum calling_abi.
24920 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
24922 (ix86_fn_abi_va_list): Updated.
24924 * config/i386/i386.h (ix86_abi): New.
24925 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
24926 (CONDITIONAL_REGISTER_USAGE): Likewise.
24927 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
24928 (machine_function): Likewise.
24930 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
24932 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
24933 (STACK_BOUNDARY): Likewise.
24934 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
24936 * config/i386/i386.opt (mabi=): New.
24938 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
24939 return enum calling_abi.
24940 (ix86_function_type_abi): Likewise.
24941 (ix86_function_abi): Removed.
24943 * doc/invoke.texi: Document -mabi= option for x86.
24945 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24947 * builtins.c (real_dconstp): Delete.
24948 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
24950 2009-03-27 Dodji Seketeli <dodji@redhat.com>
24951 Jakub Jelinek <jakub@redhat.com>
24954 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
24955 (gen_subprogram_die): When a function is explicit, generate the
24956 DW_AT_explicit attribute.
24957 * langhooks.h (struct lang_hooks_for_decls): Add
24958 function_decl_explicit_p langhook.
24959 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
24960 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
24962 2009-03-27 Jakub Jelinek <jakub@redhat.com>
24964 * builtins.c (fold_builtin_memory_op): Optimize memmove
24965 into memcpy if we can prove source and destination don't overlap.
24967 * tree-inline.c: Include gt-tree-inline.h.
24968 (clone_fn_id_num): New variable.
24969 (clone_function_name): New function.
24970 (tree_function_versioning): Use it.
24971 * Makefile.in (GTFILES): Add tree-inline.c.
24973 2009-03-27 Mark Mitchell <mark@codesourcery.com>
24975 * BASE-VER: Change to 4.5.0.
24977 2009-03-27 Xinliang David Li <davidxl@google.com>
24979 PR tree-optimization/39557
24980 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
24982 2009-03-27 Xinliang David Li <davidxl@google.com>
24984 PR tree-optimization/39548
24985 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
24988 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24990 * c-common.c (pointer_int_sum): Use %wd on return from
24993 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24995 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
24996 on return from tree_low_cst.
24998 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25001 * ginclude/stdarg.h (va_copy): Define also for
25002 __GXX_EXPERIMENTAL_CXX0X__.
25004 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25007 * builtins.h (c_strlen): Do not warn here.
25008 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25009 * c-common.c (pointer_int_sum): Take an explicit location.
25010 Warn about offsets out of bounds.
25011 * c-common.h (pointer_int_sum): Adjust declaration.
25013 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25015 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25018 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25021 * opts.c (warn_if_disallowed_function_p): Don't assume
25022 get_callee_fndecl must return non-NULL.
25024 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25026 PR rtl-optimization/39522
25027 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25028 when reg_reloaded_valid is set.
25030 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25032 * config/spu/divv2df3.c: New file.
25033 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25034 (DPBIT_FUNCS): Filter out _div_df.
25036 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25038 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25039 a jump insn, count that jump in the distance to the loop start.
25041 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25044 * config/sh/sh.c (calc_live_regs): Fix condition for global
25045 registers except PIC_OFFSET_TABLE_REGNUM.
25047 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25050 * doc/invoke.texi (-mconsole): New.
25052 (-mno-cygwin): New.
25054 (-mnop-fun-dllimport): New.
25058 (sub section "i386 and x86-64 Windows Options"): New.
25060 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25062 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25063 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25065 2009-03-25 Richard Guenther <rguenther@suse.de>
25067 PR middle-end/39497
25068 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25071 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25073 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25074 neither of haifa/selective schedulers are working.
25076 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25078 * doc/invoke.texi (Debugging Options): Fix description of
25079 -fno-merge-debug-strings.
25081 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25083 * config/cris/libgcc.ver: New version-script.
25084 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25086 * configure.ac <GAS features, nop mnemonic>: Add pattern
25087 crisv32-*-* for "nop".
25088 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25089 * configure: Regenerate.
25091 2009-03-24 Ira Rosen <irar@il.ibm.com>
25093 PR tree-optimization/39529
25094 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25095 mark_sym_for_renaming for the tag copied to the new vector
25098 2009-03-24 Arthur Loiret <aloiret@debian.org>
25100 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25101 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25102 EXTRA_SPEC_FUNCTIONS.
25103 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25104 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25105 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25106 -march and -mtune options.
25108 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25110 * config/m68k/t-rtems: Add m5329 multilib.
25112 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25113 Jakub Jelinek <jakub@redhat.com>
25116 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25119 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25122 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25123 instead of c_parser_expression_conv, if original_code isn't one of the
25124 4 allowed comparison codes, fail.
25126 2009-03-23 Richard Guenther <rguenther@suse.de>
25128 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25129 * tree.h (struct tree_type): Likewise.
25130 * reload.h (struct insn_chain): Likewise.
25131 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25132 * function.h (struct function): Likewise.
25133 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25135 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25137 PR tree-optimization/39516
25138 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25140 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25142 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25143 should be set true if BITS_PER_WORD of target is bigger than 32
25145 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25147 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25148 Translate -B-options to -rpath-link. Correct existing
25149 rpath-link and conditionalize on !nostdlib.
25151 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25153 * doc/extend.texi (Function Attributes, Variable Attributes):
25155 * doc/invoke.texi (Debugging Options, Optimize Options)
25156 (i386 and x86-64 Options, MCore Options): Likewise.
25158 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25161 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25162 it for block local namespace aliases.
25163 (gen_decl_die): Pass context_die to gen_namespace_die.
25165 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25168 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25169 minimum or maximum value.
25171 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25173 * reginfo.c (globalize_reg): Recompute derived reg sets.
25175 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25178 * libgcc2.c (mprotect): Do not use signed arguments for
25179 VirtualProtect, use DWORD arguments. Also fix the 'may
25180 be used uninitialized' warning for the np variable.
25182 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25185 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25186 functions using regparm calling conventions when not optimizing.
25187 (ix86_function_sseregparm): Similarly for sseregparm calling
25190 2009-03-19 Li Feng <nemokingdom@gmail.com>
25192 PR middle-end/39500
25193 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25194 dependence if the first conflict is after niter iterations.
25196 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25198 PR middle-end/38609
25199 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25200 functions with dynamic stack-pointer adjustments.
25202 2009-03-19 Ben Elliston <bje@au.ibm.com>
25204 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25205 option; change to -msdata=data.
25207 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25209 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25212 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25215 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25217 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25219 * doc/invoke.texi (Code Gen Options): Expand discussion of
25222 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25224 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25225 * matrix-reorg.c (struct matrix_info): Likewise.
25226 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25227 * rtl.h (struct mem_attrs): Likewise.
25228 * df.h (struct df): Likewise.
25229 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25230 * ira-int.h (struct ira_allocno): Likewise.
25231 * df-scan.c (struct df_collection_rec): Likewise.
25232 * ira.c (struct equivalence): Likewise.
25233 * function.c (struct temp_slot): Likewise.
25234 * cfgloop.h (struct loop): Likewise.
25237 * function.c (use_register_for_decl): When not optimizing, disregard
25238 register keyword for variables with types containing methods.
25240 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25242 PR middle-end/39447
25243 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25244 (is_simple_operand): Call contains_component_ref_p before calling data
25245 reference analysis that would fail on COMPONENT_REFs.
25247 * tree-vrp.c (search_for_addr_array): Fix formatting.
25249 2009-03-18 Richard Guenther <rguenther@suse.de>
25251 * tree-vect-transform.c (vect_loop_versioning): Fold the
25252 generated comparisons.
25253 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25254 (slpeel_tree_peel_loop_to_edge): Likewise.
25256 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25258 PR middle-end/37805
25259 * opts.c (print_specific_help): In addition to `undocumented',
25260 accept `separate' and `joined' flags if passed alone. Describe
25261 output by the first matched one of those.
25262 (common_handle_option): Skip over empty strings.
25263 * gcc.c (display_help): Fix help string for `--help='.
25264 * doc/invoke.texi (Option Summary, Overall Options): With
25265 `--help=', classes and qualifiers can both be repeated, but
25266 only the latter can be negated. One should not pass only
25267 negated qualifiers. Fix markup and examples.
25270 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25271 PR middle-end/37805
25272 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25273 and -fhelp=separate.
25275 2009-03-17 Jing Yu <jingyu@google.com>
25277 PR middle-end/39378
25278 * function.h (struct rtl_data): Move is_thunk from here...
25279 (struct function): ...to here.
25280 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25281 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25283 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25285 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25286 (alpha_output_function_end_prologue): Likewise.
25287 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25288 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25289 (rs6000_output_function_epilogue): Likewise.
25290 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25292 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25295 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25296 from different units in a single alternative.
25297 (*truncdfsf_i387): Ditto.
25298 (*truncxfsf2_mixed): Ditto.
25299 (*truncxfdf2_mixed): Ditto.
25301 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25303 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25304 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25307 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25308 unused non-artificial variables when not optimizing.
25311 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25312 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25313 NAMESPACE_DECL in its DECL_INITIAL.
25315 PR middle-end/39443
25316 * optabs.c (set_user_assembler_libfunc): New function.
25317 * expr.h (set_user_assembler_libfunc): New prototype.
25318 * c-common.c: Include libfuncs.h.
25319 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25320 for memcmp, memset, memcpy, memmove and abort.
25321 * Makefile.in (c-common.o): Depend on libfuncs.h.
25324 * dwarf2out.c (gen_inlined_enumeration_type_die,
25325 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25326 gen_tagged_type_instantiation_die): Removed.
25327 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25330 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25333 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25335 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25336 (check-parallel-%): Ditto.
25337 (check-consistency): Ditto.
25339 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25341 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25342 local variable rhs by NULL_TREE.
25344 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25347 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25349 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25352 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25354 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25357 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25358 for ms->sysv ABI calls only in 64bit mode.
25360 * config/i386/i386.md (untyped_call): Support 32bit.
25362 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25364 * doc/extend.texi: Replace x86_65 with x86_64.
25366 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25368 PR tree-optimization/39455
25369 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25370 mismatches for POINTER_TYPE_P (type).
25371 (number_of_iterations_le): Likewise.
25373 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25375 * config/picochip/picochip.c: Removed profiling support.
25376 * config/picochip/picochip.md: Removed profiling instruction.
25377 * config/picochip/picochip.h: Removed profiling builtin.
25379 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25381 * doc/install.texi (--with-host-libstdcxx): Document.
25383 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25386 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25387 generate a warning if the function name does not begin with
25388 "__vector" and the function has either the 'signal' or 'interrupt'
25389 attribute, from here to ...
25390 (avr_declare_function_name): ...here. New function.
25391 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25392 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25394 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25397 * cse.c (fold_rtx): Don't modify original const_arg1 when
25398 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25399 separate variable instead.
25400 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25401 from out of range shift counts.
25402 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25404 2009-03-13 Catherine Moore <clm@codesourcery.com>
25406 * config/i386/x-mingw32 (host-mingw32.o): Replace
25407 diagnostic.h with $(DIAGNOSTIC_H).
25409 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25412 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25414 * config/i386/sync.md (sync_compare_and_swap<mode>,
25415 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25416 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25418 (sync_double_compare_and_swapdi_pic,
25419 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25420 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25422 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25425 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25427 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25430 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25431 (avx_addsubv4df3): Likewise.
25432 (*avx_addsubv4sf3): Likewise.
25433 (sse3_addsubv4sf3): Likewise.
25435 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25438 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25440 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25443 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25444 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25445 registers for allocnos created from user-defined variables.
25447 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25450 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25451 of non-integer mode as well.
25453 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25455 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25456 for functions for which the parameter types are unknown.
25458 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25461 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25462 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25463 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25464 * config/i386/i386.c (ix86_local_alignment): For
25465 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25466 long long variables on the stack to avoid dynamic realignment.
25467 Allow the first argument to be a decl rather than type.
25468 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25470 2009-03-11 Nick Clifton <nickc@redhat.com>
25473 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25475 Add description to mno-lsim option.
25476 * config/mcore/mcore.h: Remove comment about deprecated m4align
25478 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25479 * doc/invoke.texi: Add description of mno-lsim and
25480 mstack-increment options.
25482 * config/fr30/fr30.opt: Document the -mno-lsim option.
25483 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25484 and -mno-lsim options.
25486 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25488 * fold-const.c (fold_comparison): Only call fold_inf_compare
25489 if the mode supports infinities.
25491 2009-03-11 Jason Merrill <jason@redhat.com>
25494 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25495 end already did. Notice GIMPLE_CALL modifications of the result.
25496 Don't copy debug information from an ignored decl or a decl from
25499 2009-03-10 Richard Guenther <rguenther@suse.de>
25500 Nathan Froyd <froydnj@codesourcery.com>
25502 PR middle-end/37850
25503 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25504 (__divMODE3): Likewise.
25506 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25508 PR tree-optimization/39394
25509 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25510 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25512 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25514 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25515 inline asms for register asm ("") declarations.
25517 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25519 * fold-const.c (fold_unary): Fix comment.
25521 2009-03-07 Jan Hubicka <jh@suse.cz>
25524 * tree-inline.c (setup_one_parameter): Do replacement of const
25525 argument by constant in SSA form.
25527 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25529 PR middle-end/38028
25530 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25531 determine alignment passed to assign_stack_local.
25532 (assign_parms_unsplit_complex): Likewise.
25533 * except.c (sjlj_build_landing_pads): Likewise.
25535 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25537 PR middle-end/39360
25538 * tree-flow.h (add_referenced_var): Return bool instead of void.
25539 * tree-dfa.c (add_referenced_var): Return result of
25540 referenced_var_check_and_insert call.
25541 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25542 of referenced_var_check_and_insert.
25545 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25546 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25547 DIE, don't emit it if abstract origin already has it.
25548 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25549 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25551 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25553 * genpreds.c (needs_variable): Fix parentheses at variable name
25555 (write_tm_constrs_h): Indent generated code.
25557 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25559 * doc/extend.texi (Function Attributes): Add documentation
25560 for isr attributes.
25562 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25565 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25566 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25568 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25570 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25573 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25576 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25577 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25579 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25581 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25582 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25583 constants instead of magic numbers.
25584 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25586 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25587 (x86_64_ms_abi_int_parameter_registers): Ditto.
25588 (x86_64_int_return_registers): Ditto.
25589 (ix86_maybe_switch_abi): Ditto.
25590 (ix86_expand_call): Ditto for clobbered_registers array.
25591 (ix86_hard_regno_mode_ok): Ditto.
25592 (x86_extended_QIreg_mentioned_p): Ditto.
25594 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25596 PR tree-optimization/39349
25597 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25599 * combine.c (gen_lowpart_for_combine): Use omode when generating
25602 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25604 PR rtl-optimization/39235
25605 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25607 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25609 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25611 2009-03-04 Richard Guenther <rguenther@suse.de>
25613 PR tree-optimization/39362
25614 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25615 that occur in abnormal PHIs should be varying.
25617 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25619 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25621 (simple_iv): Take loop as an argument instead of statement.
25622 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25623 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25625 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25627 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25628 * matrix-reorg.c (analyze_transpose): Ditto.
25629 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25630 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25631 * tree-predcom.c (ref_at_iteration): Ditto.
25632 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25634 2009-03-04 Richard Guenther <rguenther@suse.de>
25636 PR tree-optimization/39358
25637 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25638 escaped_id and callused_id.
25639 (solve_graph): Likewise.
25641 2009-03-04 Richard Guenther <rguenther@suse.de>
25643 PR tree-optimization/39339
25644 * tree-sra.c (try_instantiate_multiple_fields): Make it
25645 no longer ICE on the above.
25647 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25649 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25650 that fits within Pmode.
25652 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25654 PR middle-end/10109
25655 * tm.texi (LIBCALL_VALUE): Update description.
25657 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25659 PR middle-end/34443
25660 * doc/extend.texi (section): Update description.
25662 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25664 PR middle-end/39345
25665 * tree-inline.c (remapped_type): New.
25666 (can_be_nonlocal): Call remapped_type instead of remap_type.
25668 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25671 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25672 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25674 2009-03-03 Richard Guenther <rguenther@suse.de>
25676 PR middle-end/39272
25677 * tree.c (tree_nonartificial_location): New function.
25678 * tree.h (tree_nonartificial_location): Declare.
25679 * builtins.c (expand_builtin_memory_chk): Provide location
25680 of the call location for artificial function pieces.
25681 (maybe_emit_chk_warning): Likewise.
25682 (maybe_emit_sprintf_chk_warning): Likewise.
25683 (maybe_emit_free_warning): Likewise.
25684 * expr.c (expand_expr_real_1): Likewise.
25686 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25688 PR tree-optimization/39343
25689 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25690 COMPONENT_REF t has ARRAY_TYPE.
25692 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25694 PR middle-end/39335
25695 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25696 when the type precision of the induction variable should be
25697 larger than the type precision of nit.
25698 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25699 * graphite.c (graphite_loop_normal_form): Same.
25700 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25702 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25704 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25705 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25706 numbers to describe clobbered registers.
25707 (*call_value_0_rex64_ms_sysv): Ditto.
25708 * config/i386/mmx.md (mmx_emms): Ditto.
25709 (mmx_femms): Ditto.
25711 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25713 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25716 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25718 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25719 (spu_section_type_flags): New function.
25721 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25723 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25724 reg_class_contents of FLOAT_REGS into a temporary.
25726 2009-03-02 Richard Guenther <rguenther@suse.de>
25727 Ira Rosen <irar@il.ibm.com>
25729 PR tree-optimization/39318
25730 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25731 information to the vectorized statement.
25733 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25735 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25736 variable. Use defined names instead of magic constants for REX SSE
25739 2009-03-01 Richard Guenther <rguenther@suse.de>
25741 PR tree-optimization/39331
25742 * omp-low.c (lower_send_shared_vars): Do not receive new
25743 values for the reference of DECL_BY_REFERENCE parms or results.
25745 2009-03-01 Jan Hubicka <jh@suse.cz>
25748 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25749 BLOCK_NONLOCALIZED_VAR): New macros.
25750 (tree_block): Add nonlocalized_vars.
25751 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25752 gen_decl_die): Add origin argument. Allow generation of die with
25753 origin at hand only.
25754 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25755 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25757 (gen_block_die): Fix checking for unused blocks.
25758 (process_scope_var): Break out from .... ; work with origins only.
25759 (decls_for_scope) ... here; process nonlocalized list.
25760 (dwarf2out_ignore_block): Look for nonlocalized vars.
25761 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25763 (dump_scope_block): Dump them.
25764 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25765 (remap_block): Likewise.
25766 (can_be_nonlocal): New predicate.
25767 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25769 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25771 * configure: Regenerate.
25773 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25775 * optc-gen.awk: No need to duplicate option flags twice.
25776 Reuse help texts for duplicate options which do not have any.
25778 * gcc.c (display_help): Document --version.
25780 * gcc.c (main): If print_help_list and verbose_flag, ensure
25781 driver output comes before subprocess output.
25783 * optc-gen.awk: Assign all remaining fields to help string,
25784 space-separated, for multi-line help in *.opt.
25786 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25787 -Wno-pedantic-ms-format is for MinGW targets only.
25789 * doc/options.texi (Option file format): Fix bad indentation,
25790 restoring dropped sentence.
25792 2009-02-28 Jan Hubicka <jh@suse.cz>
25794 * tree-inline.c (tree_function_versioning): Output debug info.
25796 2009-02-28 Jan Hubicka <jh@suse.cz>
25799 * tree-inline.c (setup_one_parameter): Do not copy propagate
25800 arguments when not optimizing.
25802 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25805 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25806 (avx_addsubv4df3): Likewise.
25807 (*avx_addsubv4sf3): Likewise.
25808 (sse3_addsubv4sf3): Likewise.
25809 (*avx_addsubv2df3): Likewise.
25810 (sse3_addsubv2df3): Likewise.
25811 (avx_unpckhps256): Correct item selectors.
25812 (avx_unpcklps256): Likewise.
25813 (avx_unpckhpd256): Likewise.
25814 (avx_unpcklpd256): Likewise.
25816 2009-02-28 Jan Hubicka <jh@suse.cz>
25818 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25820 (copy_arguments_for_versioning): If var is declared don't declare it.
25821 (tree_function_versioning): First setup substitutions and then copy
25824 2009-02-27 Jan Hubicka <jh@suse.cz>
25827 * cgraph.h (varpool_output_debug_info): Remove.
25828 * cgraphunit.c (varpool_output_debug_info): Remove.
25829 * dwarf2out.c (deferred_locations_struct): New struct
25830 (deferred_locations): New type.
25831 (deferred_locations_list): New static var.
25832 (deffer_location): New function.
25833 (gen_variable_die): Use it.
25834 (decls_for_scope): Output info on local static vars.
25835 (dwarf2out_finish): Process deferred locations.
25836 * varpool.c (varpool_output_debug_info): Remove.
25838 2009-02-27 Jan Hubicka <jh@suse.cz>
25841 * tree.h (TREE_PROTECTED): Fix comment.
25842 (BLOCK_HANDLER_BLOCK): Remove.
25843 (struct tree_block): Remove handler_block add body_block.
25844 (inlined_function_outer_scope_p): New.
25845 (is_body_block): Remove.
25846 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25847 * dwarf2out.c (is_inlined_entry_point): Remove.
25848 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25849 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25851 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25852 * gimplify.c (gimplify_expr): Gimplify body blocks.
25853 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25854 block with multiple subblocks.
25855 (dump_scope_block): Prettier output; dump more flags and info.
25856 (dump_scope_blocks): New.
25857 (remove_unused_locals): Use dump_scope_blocks.
25858 * tree-flow.h (dump_scope_blocks): Declare.
25859 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25860 * stmt.c (is_body_block): Remove.
25861 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25862 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25864 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25866 PR middle-end/39308
25867 * graphite.c (graphite_loop_normal_form): Do not call
25868 number_of_iterations_exit from a gcc_assert.
25870 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25872 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25873 jumps if COND is NULL.
25874 (find_cond_jump): New function.
25875 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25876 * config/s390/s390.md: Remove z10_cobra attribute value.
25878 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25880 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25881 force_const_mem returns NULL_RTX.
25883 2009-02-26 Jan Hubicka <jh@suse.cz>
25886 * cgraph.h (varpool_output_debug_info): Remove.
25887 * cgraphunit.c (varpool_output_debug_info): Remove.
25888 * dwarf2out.c (deferred_locations_struct): New struct
25889 (deferred_locations): New type.
25890 (deferred_locations_list): New static var.
25891 (deffer_location): New function.
25892 (gen_variable_die): Use it.
25893 (decls_for_scope): Output info on local static vars.
25894 (dwarf2out_finish): Process deferred locations.
25895 * varpool.c (varpool_output_debug_info): Remove.
25897 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
25899 PR rtl-optimization/39241
25900 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
25901 to subreg_offset_representable_p.
25903 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25905 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
25906 execute function prototype. Get f and nregs from max_reg_num
25907 and get_insns. Remove the first backward pass as it's dead,
25908 guard the forward pass by flag_expensive_optimizations.
25909 (rest_of_handle_regmove): Delete.
25910 (pass_regmove): Replace it with regmove_optimize.
25912 2009-02-25 Martin Jambor <mjambor@suse.cz>
25914 PR tree-optimization/39259
25915 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
25916 calls_alloca function flags.
25917 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
25918 calls are detected.
25920 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25922 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
25923 flags_set_1_rtx, flags_set_1_set): Delete.
25924 (regmove_optimize): Do not call mark_flags_life_zones.
25926 2009-02-24 Julian Brown <julian@codesourcery.com>
25929 * config/arm/arm.c (require_pic_register): Only set
25930 cfun->machine->pic_reg once per function.
25932 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
25934 * doc/invoke.texi (Link Options): Document an easier way to pass
25935 options that take arguments to the GNU linker using -Xlinker and -Wl.
25937 2009-02-24 Steve Ellcey <sje@cup.hp.com>
25940 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
25942 2009-02-24 Richard Guenther <rguenther@suse.de>
25945 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
25947 2009-02-24 Richard Guenther <rguenther@suse.de>
25948 Zdenek Dvorak <ook@ucw.cz>
25950 PR tree-optimization/39233
25951 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
25952 from converting them to a generic type.
25954 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
25956 PR tree-optimization/39260
25957 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
25958 contains a condition with a real type.
25959 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
25961 2009-02-23 Jason Merrill <jason@redhat.com>
25964 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
25965 narrowing_initializer_constant_valid_p.
25966 (narrowing_initializer_constant_valid_p): Don't return
25967 null_pointer_node for adding a pointer to itself.
25969 2009-02-23 Jan Hubicka <jh@suse.cz>
25972 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
25975 2009-02-23 Jan Hubicka <jh@suse.cz>
25977 PR tree-optimization/37709
25978 * tree.c (block_ultimate_origin): Move here from dwarf2out.
25979 * tree.h (block_ultimate_origin): Declare.
25980 * dwarf2out.c (block_ultimate_origin): Move to tree.c
25981 * tree-ssa-live.c (remove_unused_scope_block_p):
25982 Eliminate blocks containig no instructions nor live variables nor
25984 (dump_scope_block): New function.
25985 (remove_unused_locals): Enable removal of dead blocks by default;
25986 enable dumping at TDF_DETAILS.
25988 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25990 * config/i386/i386.c (classify_argument): Don't allow COImode
25992 (function_arg_advance_32): Don't allow OImode.
25993 (function_arg_32): Likewise.
25994 (function_value_32): Likewise.
25995 (return_in_memory_32): Likewise.
25996 (function_arg_64): Remove OImode comment.
25998 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26001 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26002 ix86_expand_vector_set for V4DImode in 64bit mode only.
26003 (ix86_expand_vector_init_one_var): Likewise.
26005 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26007 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26009 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26012 * loop-iv.c: Revert last change.
26013 * emit-rtl.c: Likewise.
26015 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26018 * config/i386/i386.c (type_natural_mode): Remove an extra
26019 space in the warning message.
26020 (function_value_32): Handle 32-byte vector modes.
26021 (return_in_memory_32): Likewise.
26023 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26025 * loop-iv.c (truncate_value): New function.
26026 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26028 (lowpart_subreg): Move to...
26029 * emit-rtl.c: ...here.
26031 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26033 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26034 accidental and undocumented change at revision 140860.
26036 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26038 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26039 take gimple_seq * arguments.
26040 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26041 types_compatible_p langhook.
26043 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26044 Joseph Myers <joseph@codesourcery.com>
26046 * config/arm/arm.c (arm_builtin_va_list): New function.
26047 (arm_expand_builtin_va_start): Likewise.
26048 (arm_gimplify_va_arg_expr): Likewise.
26049 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26050 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26051 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26052 (va_list_type): New variable.
26053 (arm_mangle_type): Mangle va_list_type appropriately.
26055 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26057 PR middle-end/39157
26058 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26059 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26060 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26061 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26062 parameter to 1000 for -O1 by default.
26063 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26065 * loop-invariant.c: Include params.h.
26066 (move_loop_invariants): Don't call move_single_loop_invariants on
26069 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26071 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26072 offset when calculating bounds for indexing stack_usage_map. Fixes
26073 a buffer overflow with certain target setups.
26075 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26078 * calls.c (expand_call): Clear try_tail_call if caller and callee
26079 disagree in promotion of function return value.
26081 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26084 * c-common.c (c_determine_visibility): If visibility changed and
26085 DECL_RTL has been already set, call make_decl_rtl to update symbol
26088 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26091 * varasm.c (assemble_variable): Don't check DECL_NAME when
26092 globalizing a variable.
26094 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26097 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26098 expression before any __builtin_trap call.
26099 * c-typeck.c (build_function_call): Convert and check function
26100 arguments before generating a call to a trap. Evaluate the
26101 function arguments before the trap.
26103 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26106 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26107 (UNSPEC_FXAM_MEM): New unspec.
26108 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26109 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26110 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26112 2009-02-19 Richard Guenther <rguenther@suse.de>
26114 PR tree-optimization/39207
26115 PR tree-optimization/39074
26116 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26117 storedanything_tree): New.
26118 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26119 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26120 (build_succ_graph): Add edges from STOREDANYTHING to all
26122 (init_base_vars): Initialize STOREDANYTHING.
26123 (compute_points_to_sets): Free substitution info after
26124 building the succ graph.
26125 (ipa_pta_execute): Likewise.
26127 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26129 (do_ds_constraint): Do not add to special var or non-pointer
26131 (type_could_have_pointers): Split out from ...
26132 (could_have_pointers): ... here. For arrays use the element type.
26133 (create_variable_info_for): Initialize may_have_pointers.
26134 (new_var_info): Likewise.
26135 (handle_lhs_call): Make the HEAP variable unknown-sized.
26136 (intra_create_variable_infos): Use a type with pointers for
26137 PARM_NOALIAS, make it unknown-sized.
26139 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26142 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26144 2009-02-18 Jason Merrill <jason@redhat.com>
26147 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26148 value if DECL_EXTERNAL.
26149 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26150 * target.h (gcc_target::binds_local_p): Clarify "module".
26151 * tree.h (TREE_PUBLIC): Clarify "module".
26153 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26156 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26157 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26159 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26162 * c.opt (Wabi): Support C and ObjC.
26165 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26167 * config/i386/i386.c (classify_argument): Warn once about the ABI
26168 change when passing union with long double.
26170 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26172 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26175 * c-parser.c (c_parser_compound_statement): Always enter and leave
26178 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26181 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26183 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26185 PR tree-optimization/36922
26186 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26187 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26190 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26192 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26195 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26197 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26199 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26201 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26204 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26205 Richard Sandiford <rdsandiford@googlemail.com>
26207 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26208 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26209 (loongson_biadd): ...this.
26211 2009-02-17 Richard Guenther <rguenther@suse.de>
26213 PR tree-optimization/39202
26214 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26215 a var make sure to follow existing collapses.
26217 2009-02-17 Richard Guenther <rguenther@suse.de>
26219 PR middle-end/39214
26220 * langhooks.c (lhd_print_error_function): Check for NULL block.
26222 2009-02-17 Richard Guenther <rguenther@suse.de>
26224 PR tree-optimization/39204
26225 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26228 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26230 * config/soft-fp/double.h: Update from glibc CVS.
26232 2009-02-17 Richard Guenther <rguenther@suse.de>
26234 PR tree-optimization/39207
26235 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26236 strict-aliasing warnings for pointers pointing to NULL.
26238 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26241 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26242 skipping until next close brace.
26244 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26247 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26248 to function argument boundary.
26250 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26252 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26253 in the lea_add. Reload eventually constraints it properly.
26254 * config/picochip/constraints.md: Remove the target constraint
26255 "b", since it is not needed anymore.
26257 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26259 * gthr-dce.h: Uglify function parameter and local variable names.
26260 * gthr-gnat.h: Likewise.
26261 * gthr-mipssde.h: Likewise.
26262 * gthr-nks.h: Likewise.
26263 * gthr-posix95.h: Likewise.
26264 * gthr-posix.h: Likewise.
26265 * gthr-rtems.h: Likewise.
26266 * gthr-single.h: Likewise.
26267 * gthr-solaris.h: Likewise.
26268 * gthr-tpf.h: Likewise.
26269 * gthr-vxworks.h: Likewise.
26270 * gthr-win32.h: Likewise.
26272 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26275 * config/i386/i386.md: Restrict the new peephole2 to move
26276 between MMX/SSE registers.
26278 2009-02-15 Richard Guenther <rguenther@suse.de>
26281 2009-02-13 Richard Guenther <rguenther@suse.de>
26283 * configure.ac: Enable LFS.
26284 * configure: Re-generate.
26285 * config.in: Likewise.
26287 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26289 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26290 spu_srqwbyte, spu_srqwbytebc): Define.
26291 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26292 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26293 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26294 "shrqby_<mode>"): New insn-and-split patterns.
26295 * config/spu/spu.c (expand_builtin_args): Determine and return
26296 number of operands using spu_builtin_description data.
26297 (spu_expand_builtin_1): Use it.
26299 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26302 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26305 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26308 * config/i386/i386.c (override_options): Correct warning
26309 messages for -malign-loops, -malign-jumps and -malign-functions.
26311 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26314 * config/i386/i386.md: Restrict the new peephole2 to move
26315 between the general purpose registers.
26317 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26320 * config/i386/i386.c (type_natural_mode): Add a new argument.
26321 Return the original mode and warn ABI change if vector size is 32byte.
26322 (function_arg_advance): Updated.
26323 (function_arg): Likewise.
26324 (ix86_function_value): Likewise.
26325 (ix86_return_in_memory): Likewise.
26326 (ix86_sol10_return_in_memory): Likewise.
26327 (ix86_gimplify_va_arg): Likewise.
26328 (function_arg_32): Don't warn ABX ABI change here.
26329 (function_arg_64): Likewise.
26331 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26333 * loop-iv.c (implies_p): In the final case, test that operands 0
26334 of the two comparisons match.
26336 * config/bfin/bfin.c (find_prev_insn_start): New function.
26337 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26338 (find_next_insn_start): Move.
26340 2009-02-13 Richard Guenther <rguenther@suse.de>
26342 * configure.ac: Enable LFS.
26343 * configure: Re-generate.
26344 * config.in: Likewise.
26346 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26349 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26350 sizes on syntax error after some arguments have been parsed.
26352 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26354 * doc/invoke.texi (-fira): Remove.
26356 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26358 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26359 * recog.c: Likewise.
26362 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26364 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26365 (umul_ppmm): Likewise.
26366 (count_leading_zeros): Likewise.
26367 (count_trailing_zeros): Likewise.
26368 (UMUL_TIME): Likewise.
26370 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26372 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26373 soft-fp/t-softfp to tmake_file.
26375 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26376 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26377 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26378 IA64_BUILTIN_INFQ]: New.
26379 (ia64_init_builtins): Initialize __builtin_infq,
26380 __builtin_fabsq and __builtin_copysignq if not HPUX.
26381 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26382 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26384 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26386 (__fixtfti): Likewise.
26387 (__fixunstfti): Likewise.
26388 (__floattitf): Likewise.
26390 * config/ia64/libgcc-glibc.ver: New.
26391 * config/ia64/t-fprules-softfp: Likewise.
26392 * config/ia64/sfp-machine.h: Likewise.
26394 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26395 (LIBGCC2_TF_CEXT): Likewise.
26396 (TF_SIZE): Likewise.
26397 (TARGET_INIT_LIBFUNCS): Likewise.
26399 * config/ia64/t-glibc (SHLINB_MAPFILES):
26400 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26402 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26404 * config/i386/i386.c (construct_container): Rewrite processing
26405 BLKmode with X86_64_SSE_CLASS.
26407 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26410 * config/i386/i386.md: Replace simplify_replace_rtx with
26411 replace_rtx in the new peephole2.
26413 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26415 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26416 loop unrolling do not happen at -O2.
26418 2009-02-12 Michael Matz <matz@suse.de>
26420 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26422 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26424 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26427 2009-02-12 Ben Elliston <bje@au.ibm.com>
26429 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26430 patterns when updating the back chain. Missed in the 2009-02-10
26433 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26435 * doc/extend.texi (Decimal Floating Types): Update identifier of
26436 draft TR and list of missing support.
26438 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26440 PR middle-end/39154
26441 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26442 bit to variable length decl's flags, add it also to its
26443 pointer replacement variable.
26445 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26446 Jakub Jelinek <jakub@redhat.com>
26449 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26450 (memory_blockage): New expander.
26451 (*memory_blockage): New insn pattern.
26452 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26453 instead of general blockage at the end of function prologue when
26454 frame pointer is used to access red zone area. Do not emit blockage
26455 when profiling, it is emitted in generic code.
26456 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26457 function epilogue when frame pointer is used to access red zone area.
26459 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26462 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26463 by arithmetic with memory operands.
26464 * config/i386/predicates.md (commutative_operator): New.
26466 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26468 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26471 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26473 * alias.h (record_alias_subset): Declare.
26474 * alias.c (record_alias_subset): Make global.
26476 2009-02-10 Nick Clifton <nickc@redhat.com>
26478 * tree-parloops.c: Change license to GPLv3.
26479 * ipa-struct-reorg.c: Change license to GPLv3.
26480 * ipa-struct-reorg.h: Change license to GPLv3.
26482 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26485 * c-decl.c (start_struct): Return NULL on error.
26487 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26489 PR middle-end/39124
26490 * cfgloopmanip.c (remove_path): Call remove_bbs after
26491 cancel_loop_tree, not before it.
26494 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26495 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26496 VAR_DECLs were seen.
26497 * tree-ssa-live.c (remove_unused_locals): Recompute
26498 cfun->has_local_explicit_reg_vars.
26499 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26500 copies or clearings if cfun->has_local_explicit_reg_vars.
26502 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26505 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26506 of function prologue when frame pointer is used to access
26509 2009-02-10 Richard Guenther <rguenther@suse.de>
26511 PR middle-end/39127
26512 * gimplify.c (gimple_regimplify_operands): Always look if
26513 we need to create a temporary.
26515 2009-02-10 Richard Guenther <rguenther@suse.de>
26517 PR tree-optimization/39132
26518 * tree-loop-distribution.c (todo): New global var.
26519 (generate_memset_zero): Trigger TODO_rebuild_alias.
26520 (tree_loop_distribution): Return todo.
26522 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26525 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26526 (x86_64_reg_class_name): Removed.
26527 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26528 first one isn't X86_64_SSE_CLASS or any other ones aren't
26529 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26530 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26531 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26532 and 3 X86_64_SSEUP_CLASS.
26533 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26534 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26536 2009-02-10 Ben Elliston <bje@au.ibm.com>
26538 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26539 form instruction to update the stack back chain word, even if the
26540 user has disabled the generation of update instructions.
26541 (movdi_<mode>_update_stack): New.
26542 (movsi_update_stack): Likewise.
26543 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26544 always use an update form instruction to update the stack back
26547 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26549 PR middle-end/38953
26550 * graphite.c (if_region_set_false_region): After moving a region in
26551 the false branch of a condition, remove the empty dummy basic block.
26552 (gloog): Remove wrong fix for PR38953.
26554 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26556 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26557 generation due to implicit sign extension.
26559 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26561 PR middle-end/38981
26562 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26563 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26565 2009-02-09 Richard Guenther <rguenther@suse.de>
26567 PR middle-end/35202
26568 * convert.c (convert_to_real): Disable (float)fn((double)x)
26569 to fnf(x) conversion if errno differences may occur and
26570 -fmath-errno is set.
26572 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26574 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26575 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26576 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26578 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26581 * c-common.c (handle_alias_attribute): Disallow attribute for
26582 anything not a FUNCTION_DECL or VAR_DECL.
26584 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26587 * real.c (do_compare): Special-case compare of zero against
26588 decimal float value.
26590 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26593 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26594 as indicating flexible array members unless the field itself is
26595 being declarared as the incomplete array.
26597 2009-02-06 Jan Hubicka <jh@suse.cz>
26599 PR tree-optimization/38844
26600 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26601 is already inlined.
26603 2009-02-06 Richard Guenther <rguenther@suse.de>
26605 PR middle-end/38977
26606 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26607 fork because we may expand it as __gcov_fork.
26609 2009-02-06 Nick Clifton <nickc@redhat.com>
26611 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26613 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26615 PR tree-optimization/35659
26616 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26617 vn_phi_eq): Shortcut if hashcode does not match.
26618 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26620 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26621 and avoid iterative_hash_expr.
26622 (FOR_EACH_VALUE_ID_IN_SET): New.
26623 (value_id_compare): Remove.
26624 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26625 sort expressions by value id.
26627 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26630 * config/sh/predicates.md (general_movsrc_operand): Don't check
26631 the subreg of system registers here.
26633 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26636 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26637 on the copied decl.
26639 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26641 PR rtl-optimization/39110
26642 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26643 addresses, not aligned ones.
26645 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26646 Richard Guenther <rguenther@suse.de>
26648 PR tree-optimization/39100
26649 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26650 comment says and add edges.
26652 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26655 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26656 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26658 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26660 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26661 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26662 register_bb_in_sese, new_sese, free_sese): Moved.
26663 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26664 outermost_loop_in_scop, build_scop_iteration_domain,
26665 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26666 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26667 Use loop_in_sese_p instead of loop_in_scop_p.
26668 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26669 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26670 (scopdet_basic_block_info): Fix bug in scop detection.
26671 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26672 eq_loop_to_cloog_loop): Remove.
26673 (nb_loops_around_loop_in_scop, nb_loop
26674 ref_nb_loops): Moved here...
26675 * graphite.h (ref_nb_loops): ... from here.
26676 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26677 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26678 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26680 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26681 Hans-Peter Nilsson <hp@axis.com>
26683 PR rtl-optimization/37889
26684 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26685 Move offset handling from PLUS to before the switch. Use new
26686 arguments when considering SYMBOL_REFs too.
26687 (rtx_addr_can_trap_p): Pass dummy offset and size.
26688 (enum may_trap_p_flags): Remove.
26689 (may_trap_p_1): Pass size from MEM_SIZE.
26691 PR rtl-optimization/38921
26692 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26693 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26694 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26695 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26697 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26699 AVX Programming Reference (January, 2009)
26700 * config/i386/sse.md (*vpclmulqdq): New.
26702 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26704 PR tree-optimization/38977
26705 PR gcov-profile/38292
26706 * calls.c (special_function_p): Disregard __builtin_ prefix.
26708 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26710 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26711 non-indexable addresses even before reload.
26713 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26716 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26717 as having variable size. Do not give an error for unnamed
26718 parameters with [*] declarators. Give a warning for type names
26719 with [*] declarators and mark them as variable size.
26720 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26721 for sizeof applied to [*] type names.
26723 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26726 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26728 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26730 * gcc.c (process_command): Update copyright notice dates.
26731 * gcov.c (print_version): Likewise.
26732 * gcov-dump.c (print_version): Likewise.
26733 * mips-tfile.c (main): Likewise.
26734 * mips-tdump.c (main): Likewise.
26736 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26739 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26740 for composite type involving a zero-length array type.
26742 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26745 * function.c (match_asm_constraints_1): Skip over
26746 initial optional % in the constraint.
26748 PR inline-asm/39059
26749 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26750 supported, don't accept FIXED_CSTs.
26751 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26752 and _Sat is used without _Fract/_Accum. Set specs->type to
26753 integer_type_node for cts_fract/cts_accum if fixed point is not
26756 2009-02-02 Catherine Moore <clm@codesourcery.com>
26758 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26760 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26762 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26763 (ABI_HAS_64BIT_SYMBOLS): Use it.
26764 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26766 2009-02-02 Paul Brook <paul@codesourcery.com>
26768 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26770 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26772 PR inline-asm/39058
26773 * recog.h (asm_operand_ok): Add constraints argument.
26774 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26775 recurse on matching constraint.
26776 (check_asm_operands): Pass constraints as 3rd argument to
26777 asm_operand_ok. Don't look up matching constraint here.
26778 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26781 2009-02-02 Ben Elliston <bje@au.ibm.com>
26783 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26784 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26786 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26788 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26789 information. Remove some obsolete information. Reorganize.
26791 * config/pa/fptr.c: Revert license to GPL 2.
26792 * config/pa/milli64.S: Likewise.
26794 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26797 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26798 LIBRARY name in, instead of hard-coding it.
26799 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26800 extra target make frag to tmake_files according to EH model.
26801 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26802 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26803 frags that define makefile variable EH_MODEL appropriately.
26804 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26805 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26806 to "-sjlj" according to type of EH configured.
26807 (LIBGCC_SONAME): Concatenate it to shared library base name.
26808 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26809 to "_sjlj" according to type of EH configured.
26810 (LIBGCC_SONAME): Concatenate it to shared library base name.
26811 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26812 (SHLIB_LINK): Add missing semicolon to if-else construct.
26813 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26814 string value of "pe_dll" command-line option.
26815 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26816 (SHLIB_SONAME): Use it when overriding t-cygming default.
26817 (SHLIB_IMPLIB): Override t-cygming default.
26818 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26819 string value of "pe_dll" command-line option.
26821 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26824 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26825 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26827 2009-01-31 Richard Guenther <rguenther@suse.de>
26829 PR tree-optimization/38937
26830 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26831 computing the transitive closure.
26833 2009-01-30 Richard Guenther <rguenther@suse.de>
26835 PR tree-optimization/39041
26836 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26837 Propagate variable indices only if the types match for this stmt.
26839 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26842 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26843 inline but never defined.
26845 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26847 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26848 (*insv_h_di_reg_extimm): New insn.
26849 (*insv_l<mode>_reg_extimm): New insn.
26851 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26853 * config/picochip/picochip.c (flag_conserve_stack): set
26854 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26855 fconserve-stack. Reduce call-overhead used by inliner.
26857 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26860 * common.opt (flag_conserve_stack): Initialised to zero.
26862 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26865 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26866 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26869 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26871 * ira-color.c (allocno_reload_assign): Update comments.
26872 * regmove.c (regmove_optimize): Likewise.
26876 2009-01-29 Robert Millan <rmh@aybabtu.com>
26878 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26879 * config/i386/kopensolaris-gnu.h: New file. Undefine
26880 `MD_UNWIND_SUPPORT'.
26881 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26883 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26885 PR tree-optimization/39007
26886 * tree-loop-distribution.c (generate_builtin): Use
26887 recompute_dominator to compute the immediate dominator of the
26888 basic block just after the loop.
26890 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26892 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
26893 (ASM_OUTPUT_DWARF_PCREL): Define.
26895 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
26897 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
26898 * doc/passes.texi: Remove entries about regclass, local-alloc, and
26899 global. Modify entries about regmove and IRA.
26901 * ra-conflict.c: Remove the file.
26903 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
26905 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
26906 (pass_regclass_init): Rename to pass_reginfo_init.
26908 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
26910 * toplev.h (flag_ira): Remove.
26912 * caller-save.c (setup_save_areas): Remove flag_ira.
26914 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
26916 * global.c: Remove the file.
26918 * opts.c (decode_options): Remove flag_ira.
26920 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
26922 * regmove.c: Modify file description.
26923 (find_use_as_address, try_auto_increment): Define them only if
26924 AUTO_INC_DEC is defined.
26925 (replacement_quality, replace_in_call_usage, fixup_match_1,
26926 stable_and_no_regs_but_for_p): Remove.
26927 (reg_set_in_bb): Make it static.
26928 (regmove_optimize): Remove flag_ira and code which worked for
26931 * local-alloc.c: Remove the file.
26933 * common.opt (fira): Remove.
26935 * ira.c: Include except.h.
26936 (eliminable_regset): Move from global.c.
26937 (mark_elimination): Ditto. Remove flag_ira.
26938 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
26939 equiv_mem_modified, validate_equiv_mem_from_store,
26940 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
26941 contains_replace_regs, memref_referenced_p, memref_used_between_p,
26942 no_equiv, recorded_label_ref): Move from local-alloc.c.
26943 (update_equiv_regs): Ditto. Make it static.
26944 (print_insn_chain, print_insn_chains): Move it from global.c.
26945 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
26946 (build_insn_chain): Ditto. Make it static.
26947 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
26948 Rename to init_live_subregs.
26949 (gate_ira): Remove flag_ira.
26951 * regclass.c: Rename reginfo.c. Change file description.
26952 (FORBIDDEN_INC_DEC_CLASSES): Remove.
26953 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
26954 (init_reg_sets_1): Remove code for evaluation of
26955 reg_class_superclasses and losing_caller_save_reg_set.
26956 (init_regs): Remove init_reg_autoinc.
26957 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
26958 ok_for_base_p_nonstrict): Remove.
26959 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
26960 (pass_regclass_init): Rename to pass_reginfo_init. Modify
26961 corresponding entries.
26962 (dump_regclass, record_operand_costs, scan_one_insn,
26963 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
26964 record_address_regs, auto_inc_dec_reg_p): Remove.
26965 (gt-regclass.h): Rename to gt-reginfo.h.
26967 * rtl.h (dump_global_regs, retry_global_alloc,
26968 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
26970 * Makefile.in (RA_H): Remove.
26971 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
26972 Rename regclass.o to reginfo.o.
26973 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
26975 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
26976 (GTFILES): Rename regclass.c to reginfo.c.
26978 * passes.c (init_optimization_passes): Remove pass_local_alloc and
26979 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
26981 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26982 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
26984 (finish_spills): Ditto. Remove code for !flag_ira.
26986 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
26988 PR middle-end/35854
26989 * doc/invoke.texi (rtl debug options): Complete rewrite.
26990 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
26992 * mode-switching.c (pass_mode_switching): Rename pass from
26993 "mode-sw" to "mode_sw".
26994 * except.c (pass_convert_to_eh_ranges): Rename pass from
26995 "eh-ranges" to "eh_ranges".
26996 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27000 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27001 Alexander Monakov <amonakov@ispras.ru>
27003 PR middle-end/38857
27004 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27006 (move_exprs_to_boundary): Change return type and pass through
27007 should_move from move_op. Relax assert. Update usage ...
27008 (schedule_expr_on_boundary): ... here. Use should_move instead of
27010 (move_op_orig_expr_found): Indicate that insn was disconnected from
27012 (code_motion_process_successors): Do not call after_merge_succs
27013 callback if original expression was not found when traversing any of
27015 (code_motion_path_driver): Change return type. Update prototype.
27016 (move_op): Update comment. Add a new parameter (should_move). Update
27017 prototype. Set *should_move based on indication provided by
27018 move_op_orig_expr_found.
27020 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27022 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27023 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27024 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27025 * config/rs6000/rs6000.c (rs6000_override_options): Default
27026 avoid-indexed-addresses on for Power6, off for everything else.
27027 (avoiding_indexed_address_p): New function.
27028 (rs6000_legitimize_address): Use it.
27029 (rs6000_legitimate_address): Likewise.
27030 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27032 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27034 PR tree-optimization/38997
27035 * tree-loop-distribution.c (generate_memset_zero): Use
27036 POINTER_PLUS_EXPR for a pointer addition.
27038 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27040 * config/s390/s390.md (bswap<mode>2): New pattern added.
27042 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27044 * config/s390/s390.md (*tls_load_31): Added type attribute.
27046 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27048 * config/s390/s390.md: Fix a few comments.
27050 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27052 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27053 (*tm<mode>_full): Fixed z10prop attribute.
27054 (*tst<mode>_extimm): Fixed z10prop attribute.
27055 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27056 (*tstqiCCT_cconly): Fixed z10prop attribute.
27057 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27058 (*movsi_larl): Fixed z10prop attribute.
27059 (*movsi_zarch): Fixed z10prop attribute.
27060 (*movsi_eas): Fixed z10prop attribute.
27061 (*movhi): Fixed z10prop attribute.
27062 (*movqi): Fixed z10prop attribute.
27063 (*movstrictqi): Fixed z10prop attribute.
27064 (*mov<mode>): Fixed z10prop attribute.
27065 (*movcc): Fixed z10prop attribute.
27066 (*sethighpartdi_64): Fixed z10prop attribute.
27067 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27068 (*negdi2_sign_cc): Fixed z10prop attribute.
27069 (*negdi2_sign): Fixed z10prop attribute.
27070 (*absdi2_sign_cc): Fixed z10prop attribute.
27071 (*absdi2_sign): Fixed z10prop attribute.
27072 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27073 (*negabsdi2_sign): Fixed z10prop attribute.
27074 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27075 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27076 (doloop_si64): Fixed z10prop attribute.
27077 (doloop_si31): Fixed z10prop attribute.
27078 (doloop_long): Fixed z10prop attribute.
27079 (indirect_jump): Fixed z10prop attribute.
27080 (nop): Fixed z10prop attribute.
27081 (main_base_64): Fixed z10prop attribute.
27082 (reload_base_64): Fixed z10prop attribute.
27084 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27086 PR rtl-optimization/38740
27087 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27089 * config/mips/mips.c (mips_reorg): Likewise.
27091 2009-01-28 Richard Guenther <rguenther@suse.de>
27093 PR tree-optimization/38926
27094 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27095 with the correct value id to a value.
27096 (do_regular_insertion): Use the value number of edoubleprime
27097 for the value number of the expr.
27100 2008-08-21 Richard Guenther <rguenther@suse.de>
27102 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27103 a PHI ask VN if it is already available.
27104 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27105 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27107 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27109 PR middle-end/38934
27110 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27111 set to varying whenever max has TREE_OVERFLOW set, similarly
27112 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27114 2009-01-28 Richard Guenther <rguenther@suse.de>
27116 PR middle-end/38908
27117 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27118 uninitialized aggregate uses in call arguments.
27120 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27122 PR tree-optimization/38984
27123 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27124 the nothing_id variable if -fno-delete-null-pointer-checks.
27126 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27129 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27130 (set_got_offset_rex64): Ditto.
27132 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27135 * doc/extend.texi: Improve local variable with asm reg.
27137 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27139 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27140 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27141 was not supplied then set warn_packed_bitfield_compat to the
27142 default value of 1.
27143 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27146 2009-01-27 Richard Guenther <rguenther@suse.de>
27148 PR tree-optimization/38503
27149 * cfgexpand.c (expand_gimple_basic_block): Ignore
27150 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27151 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27152 variables that cannot have TBAA applied.
27153 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27156 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27158 PR middle-end/38969
27159 * calls.c (initialize_argument_information): Do not wrap complex
27160 arguments in SAVE_EXPR.
27162 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27164 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27165 (INSTALL_LIBGCC): Revert typo commit.
27167 2009-01-26 Richard Guenther <rguenther@suse.de>
27169 PR tree-optimization/38745
27170 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27171 from special handling.
27173 2009-01-26 Richard Guenther <rguenther@suse.de>
27175 PR tree-optimization/38745
27176 * tree-ssa.c (execute_update_addresses_taken): Do not include
27177 variables that cannot possibly be a register in not_reg_needs.
27178 Do not clear TREE_ADDRESSABLE on vars that may not become
27180 * tree-ssa.c (update_alias_info_1): Include those in the set
27181 of addressable vars.
27183 2009-01-26 Richard Guenther <rguenther@suse.de>
27185 PR middle-end/38851
27186 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27187 * tree-ssa-dse.c: Include langhooks.h
27188 (execute_simple_dse): Remove stores with zero size.
27190 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27193 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27196 2009-01-24 Julian Brown <julian@codesourcery.com>
27198 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27199 config/arm/linux-atomic.c.
27200 * config/arm/linux-atomic.c: New.
27202 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27204 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27205 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27206 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27208 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27211 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27214 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27216 PR tree-optimization/38953
27217 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27218 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27219 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27220 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27223 2009-01-24 Paul Brook <paul@codesourcery.com>
27225 * config/arm/neon.md (neon_type): Move to arm.md.
27226 (neon_mov<VSTRUCT>): Add neon_type attribute.
27227 * config/arm/arm.md (neon_type): Move to here.
27228 (conds): Add "unconditioal" and use as default for NEON insns.
27230 2009-01-24 Ben Elliston <bje@au.ibm.com>
27232 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27233 void *' warning from -Wc++-compat.
27234 * Makefile.in (dominance.o-warn): Remove.
27236 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27238 PR tree-optimization/38932
27239 * fold-const.c (fold_unary_ignore_overflow): New.
27240 * tree.h (fold_unary_ignore_overflow): Declare.
27241 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27242 * tree-ssa-sccvn.c (visit_reference_op_load,
27243 simplify_unary_expression): Likewise.
27245 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27247 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27248 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27249 regardless of their type.
27250 * c-common.c (handle_packed_attribute): Don't ignore packed on
27252 * c.opt (Wpacked-bitfield-compat): New warning option.
27253 * stor-layout.c (place_field): Warn if offset of a field changed.
27254 * doc/extend.texi (packed): Mention the ABI change.
27255 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27256 (Warning Options): Add it to the list.
27258 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27260 * c-opts.c (c_common_post_options): Fix a typo in comments.
27262 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27264 PR middle-end/38615
27265 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27266 variables to static.
27267 * doc/invoke.texi (-fmerge-all-constants): Update description.
27269 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27272 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27273 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27275 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27277 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27279 (LOCAL_ALIGNMENT): Similarly.
27281 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27282 Joseph Myers <joseph@codesourcery.com>
27284 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27285 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27286 * config/arm/arm-tune.md: Regenerate.
27287 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27290 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27292 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27293 version number to five.
27295 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27298 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27299 * c-common.c (set_underlying_type): Likewise.
27300 (is_typedef_decl ): Likewise
27302 (set_underlying_type): Likewise.
27303 (is_typedef_type): Likewise.
27305 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27307 PR middle-end/38587
27308 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27311 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27314 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27315 (LIBGCC_SPEC): Don't define.
27316 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27318 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27320 PR rtl-optimization/38879
27321 * alias.c (base_alias_check): Unaligned access via AND address can
27322 alias all surrounding object types except those with sizes equal
27323 or wider than the size of unaligned access.
27325 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27328 * c-decl.c (clone_underlying_type): Move this ...
27329 * c-common.c (set_underlying_type): ... here.
27330 Also, make sure the function properly sets TYPE_STUB_DECL() on
27331 the newly created typedef variant type.
27332 (is_typedef_decl ): New entry point.
27333 * tree.h: Added a new member member_types_needing_access_check to
27334 struct tree_decl_non_common.
27335 (set_underlying_type): New entry point.
27336 (is_typedef_type): Likewise.
27338 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27340 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27341 Check whether two instructions have memory references that
27342 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27343 are helper functions for traversing.
27344 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27345 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27346 not to draw dependency edge for instructions with non-conflicting
27349 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27352 * longlong.h: Update copyright years. Use soft-fp license notice.
27353 Sync __clz_tab declaration with glibc.
27355 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27358 * doc/extend.texi (syscall_linkage): New.
27359 (version_id): Modify.
27361 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27362 Richard Guenther <rguenther@suse.de>
27364 PR tree-optimization/38747
27365 PR tree-optimization/38748
27366 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27367 conversion if the base address is an indirect reference and the
27368 aliasing sets could cause issues.
27370 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27372 * common.opt (fgraphite, fgraphite-identity): Add comment for
27373 explaining why these options are not documented.
27375 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27377 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27378 gimple_call_lhs is NULL.
27380 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27383 * emit-rtl.c (adjust_address_1): Make sure memref is never
27386 2009-01-20 Ben Elliston <bje@au.ibm.com>
27388 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27389 const qualifier from arg parameter. Remove unnecessary cast to char *.
27390 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27391 const qualifier from arg 2.
27393 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27395 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27397 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27400 * rtl.h (reinit_regs): New prototype.
27401 * regclass.c: Include ira.h.
27402 (reinit_regs): New.
27403 * Makefile.in (regclass.o): Add ira.h.
27404 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27406 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27409 * c-common.c (handle_aligned_attribute): Use
27410 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27411 default alignment value.
27413 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27415 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27416 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27418 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27419 __BIGGEST_ALIGNMENT__.
27421 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27423 2009-01-18 Richard Guenther <rguenther@suse.de>
27425 PR tree-optimization/38819
27426 * tree-flow.h (operation_could_trap_helper_p): Declare.
27427 * tree-eh.c (operation_could_trap_helper_p): Export.
27428 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27429 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27430 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27431 are about to insert a possibly trapping instruction and fail
27434 2009-01-18 Andreas Schwab <schwab@suse.de>
27436 * doc/install.texi (Configuration): Remove obsolete paragraph
27437 about use of --with-gnu-ld with --with-gnu-as.
27439 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27441 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27442 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27443 Follow spelling conventions.
27445 2009-01-18 Ben Elliston <bje@au.ibm.com>
27447 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27448 C++ warning about implicit conversion from void * to struct
27450 (bitmap_obstack_free): Likewise for bitmap_element *.
27451 * Makefile.in (bitmap.o-warn): Remove.
27453 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27455 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27457 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27458 Tobias Grosser <tobi.grosser@amd.com>
27460 * graphite.c (graphite_trans_scop_block): Do not block single
27463 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27465 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27466 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27467 test with assertion.
27469 2009-01-16 Richard Guenther <rguenther@suse.de>
27471 PR tree-optimization/38835
27472 PR middle-end/36227
27473 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27474 and INT + PTR -> (INT)(PTR p+ INT) folding.
27475 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27477 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27480 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27481 the subreg from a lowpart subreg if it is also casting the value.
27483 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27484 Tobias Grosser <tobi.grosser@amd.com>
27486 * graphite.c (compare_prefix_loops): New.
27487 (build_scop_canonical_schedules): Rewritten.
27488 (graphite_transform_loops): Move build_scop_canonical_schedules
27489 after build_scop_iteration_domain.
27491 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27492 Tobias Grosser <tobi.grosser@amd.com>
27494 * graphite.c (add_conditions_to_domain): Add the loops to
27495 the dimension of the iteration domain. Do copy the domain
27496 only when it exists.
27497 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27498 (add_conditions_to_constraints): New.
27499 (can_generate_code_stmt, can_generate_code): Removed.
27500 (gloog): Do not call can_generate_code.
27501 (graphite_transform_loops): Call add_conditions_to_constraints
27502 after building the iteration domain.
27504 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27506 PR tree-optimization/38789
27507 * tree-ssa-threadedge.c
27508 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27509 __builtin_constant_p.
27511 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27513 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27514 examined before deleting them.
27516 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27518 * function.c (aggregate_value_p): Correctly extract the function
27519 type from CALL_EXPR_FN lookup.
27521 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27523 * config/picochip/picochip.c (picochip_override_options): Revert
27524 CFI asm flag disable commited previously.
27526 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27527 Tobias Grosser <tobi.grosser@amd.com>
27528 Jan Sjodin <jan.sjodin@amd.com>
27530 * graphite.c (scan_tree_for_params): On substractions negate
27531 all the coefficients of the term.
27532 (clast_to_gcc_expression_red): New. Handle reduction expressions
27533 of more than two operands.
27534 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27535 (get_vdef_before_scop): Handle also the case of default definitions.
27537 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27539 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27540 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27541 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27543 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27544 Joey Ye <joey.ye@intel.com>
27546 PR middle-end/37843
27547 * cfgexpand.c (expand_stack_alignment): Don't update stack
27548 boundary nor check incoming stack boundary here.
27549 (gimple_expand_cfg): Update stack boundary and check incoming
27550 stack boundary here.
27552 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27554 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27556 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27558 PR rtl-optimization/38245
27559 * calls.c (expand_call): Add stack arguments to
27560 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27561 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27562 in regs and partially in memory or BLKmode arguments.
27563 (emit_library_call_value_1): Add stack arguments to
27564 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27565 ACCUMULATE_OUTGOING_ARGS).
27566 * dce.c: Include tm_p.h.
27567 (find_call_stack_args): New function.
27568 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27570 (mark_insn): Call find_call_stack_args for CALL_Ps.
27571 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27572 forwards. Allocate and free arg_stores bitmap if needed, pass it
27573 down to deletable_insn_p, don't mark stores set in arg_stores
27574 bitmap, clear the bitmap at the beginning of each bb.
27575 * Makefile.in (dce.o): Depend on $(TM_P_H).
27577 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27580 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27581 to make sure the insn is a conditional test (bug 22599). Reformat a
27584 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27586 PR middle-end/38431
27587 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27588 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27589 (gloog): Do not call cleanup_tree_cfg.
27590 (graphite_transform_loops): Call cleanup_tree_cfg after all
27591 scops have been code generated.
27593 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27594 * doc/gty.texi (Invoking the garbage collector): Added new node
27595 and section documenting ggc_collect.
27597 2009-01-14 Richard Guenther <rguenther@suse.de>
27599 PR tree-optimization/38826
27600 PR middle-end/38477
27601 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27602 initialization notes only if we actually emitted a warning.
27603 (intra_create_variable_infos): Add constraints for a result decl
27604 that is passed by hidden reference.
27605 (build_pred_graph): Mark all related variables non-direct on
27608 2009-01-14 Nick Clifton <nickc@redhat.com>
27610 * ira-conflicts.c: Include addresses.h for the definition of
27612 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27613 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27615 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27618 * Makefile.in (ira-lives.o): Add except.h.
27620 * ira-lives.c: Include except.h.
27621 (process_bb_node_lives): Process can_throw_internal.
27623 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27625 PR rtl-optimization/38774
27626 * combine.c (simplify_set): When undoing cc_use change, don't do
27627 PUT_CODE on the newly created comparison, but instead put back the
27630 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27632 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27633 values. Remove duplicate arm8 entry.
27635 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27637 PR tree-optimization/38786
27638 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27639 the SSA_NAME case of expand_scalar_variables_expr.
27640 Set the type of an expression to the type of its assign statement.
27641 (expand_scalar_variables_expr): Also gather the scalar computation
27642 used to index the memory access. Do not pass loop_p.
27643 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27644 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27645 the gimple_stmt_iterator where it inserts new code.
27646 Do not pass loop_p.
27647 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27648 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27650 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27652 * graphite.h (debug_value): Removed.
27653 * graphite.c (debug_value): Removed.
27655 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27657 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27658 ldrd/strd with two 32-bit instructions.
27660 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27662 * config/arm/arm.c (struct processors): Pass for speed down into
27663 cost helper functions.
27664 (const_ok_for_op): Handle COMPARE and inequality nodes.
27665 (arm_rtx_costs_1): Rewrite.
27666 (arm_size_rtx_costs): Update prototype.
27667 (arm_rtx_costs): Pass speed down to helper functions.
27668 (arm_slowmul_rtx_costs): Rework cost calculations.
27669 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27670 (arm_9e_rtx_costs): Likewise.
27672 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27674 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27675 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27676 (alpha_legitimize_address): Do not split local symbols wider than
27677 UNITS_PER_WORD into HIGH/LO_SUM parts.
27679 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27682 * gcc.c (process_command): Replace call to execvp with calls
27683 to pex_one and exit.
27685 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27688 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27689 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27690 variant for devices with 3-byte PC.
27691 (__tablejump_elpm__): New.
27693 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27696 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27697 offsetof member-designator, handle it as `[0].'.
27699 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27701 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27702 function when not using named sections on targets with named sections
27703 if branch distance is less than 262132.
27705 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27707 * combine.c (combine_instructions): Recompute
27708 optimize_this_for_speed_p for each BB in the main combine loop.
27710 2009-01-12 Tomas Bily <tbily@suse.cz>
27713 * tree-loop-distribution.c (prop_phis): New function.
27714 (generate_builtin): Call prop_phis.
27716 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27718 PR tree-optimization/38807
27719 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27720 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27722 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27724 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27725 subreg of op0 to the original op0.
27727 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27729 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27731 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27734 * mips-tfile.c (parse_def): Fix parsing of def strings
27735 starting with digits.
27737 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27740 * config/arm/arm.c (arm_is_long_call_p): Don't call
27741 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27743 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27745 * regrename.c (regrename_optimize): Fix dumping.
27746 (find_oldest_value_reg): Preserve REG_POINTER.
27747 (copy_hardreg_forward_1): Likewise.
27749 2009-01-09 Diego Novillo <dnovillo@google.com>
27751 * gimple.h (struct gimple_statement_base) <uid>: Document
27752 the restrictions on its use.
27753 (gimple_uid): Tidy.
27754 (gimple_set_uid): Tidy.
27756 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27758 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27759 zero guard even if align_bytes != 0 and count is smaller than
27762 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27764 PR rtl-optimization/38495
27765 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27766 (add_range_and_copies_from_move_list): Print all added ranges.
27767 Add ranges to memory optimized destination.
27769 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27773 * config/i386/i386.c (override_options): Reject
27774 -mstringop-strategy=rep_8byte with -m32.
27775 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27776 to 1. Do count comparison against epilogue_size_needed at compile
27777 time even when count_exp was constant forced into register. For
27778 size_needed don't jump to epilogue, instead just avoid aligning
27779 and invoke the body algorithm. If need_zero_guard, add zero guard
27780 even if count is non-zero, but smaller than size_needed + number of
27781 bytes that could be stored for alignment.
27782 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27783 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27784 but smaller than size_needed + number of bytes that could be stored
27785 for alignment. Compare size_needed with epilogue_size_needed instead
27786 of desired_align - align, don't adjust size_needed, pass
27787 epilogue_size_needed to the epilogue expanders.
27790 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27792 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27794 * pa.c (last_address): Change to unsigned.
27795 (update_total_code_bytes): Change argument to unsigned. Don't
27796 check if insn addresses are set.
27797 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27798 addresses are not set.
27799 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27801 2009-01-09 Nick Clifton <nickc@redhat.com>
27803 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27804 DECL_DECLARED_INLINE_P.
27806 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27808 PR middle-end/38347
27809 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27810 GET_MODE (op0) in operand_subword_force calls.
27812 PR middle-end/38771
27813 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27814 fold_convert arg0 operands to TREE_TYPE (op0) first.
27816 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27818 * params.def (ira-max-conflict-table-size): Decrease default value
27821 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27823 PR tree-optimization/37031
27824 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27826 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27827 allocate it using gc instead of heap, use VEC_quick_push instead of
27829 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27830 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27831 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27832 allocated vector from heap allocated.
27833 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27834 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27835 vector only after perfect_loop_nest_depth call.
27837 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27838 Jan Sjodin <jan.sjodin@amd.com>
27840 PR tree-optimization/38559
27841 * graphite.c (debug_value, copy_constraint,
27842 swap_constraint_variables, scale_constraint_variable, ): New.
27843 (get_lower_bound, get_upper_bound): Removed.
27844 (graphite_trans_bb_strip_mine): Clean up this code that works
27845 only for constant number of iterations. Fully copy upper and
27846 lower bound constraints, not only the constant part of them.
27847 * graphite.h (debug_value): Declared.
27849 2009-01-08 Ira Rosen <irar@il.ibm.com>
27851 PR tree-optimization/37194
27852 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27853 Don't add the cost of cost model guard in prologue to scalar
27854 outside cost in case of known number of iterations.
27856 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27857 Alan Modra <amodra@bigpond.net.au>
27859 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27860 non-word-aligned REG+CONST addressing.
27862 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27865 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27866 free_after_compilation when outputting a thunk.
27867 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27868 Do not call free_after_compilation here.
27870 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27872 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27873 (ix86_valid_target_attribute_inner_p): Ditto.
27875 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27877 PR tree-optimization/38492
27878 PR tree-optimization/38498
27879 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27880 * tree-chrec.h (scev_is_linear_expression): Declared.
27881 * graphite.c (graphite_cannot_represent_loop_niter): New.
27882 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27883 (graphite_loop_normal_form): Use gcc_assert.
27884 (scan_tree_for_params): Use CASE_CONVERT.
27885 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27886 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27887 Use gcc_assert. Discard scops that contain unhandled cases.
27888 (build_scop_conditions): Return a boolean status for unhandled cases.
27889 (strip_mine_profitable_p): Print the loop number, not its depth.
27890 (is_interchange_valid): Pass the depth of the loop nest, don't
27891 recompute it wrongly.
27892 (graphite_trans_bb_block): Same.
27893 (graphite_trans_bb_block): Print tentative of loop blocking.
27894 (graphite_trans_scop_block): Do not print that the loop has been
27896 (graphite_transform_loops): Do not handle scops that contain condition
27899 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
27901 AVX Programming Reference (December, 2008)
27902 * config/i386/avxintrin.h (_mm256_stream_si256): New.
27903 (_mm256_stream_pd): Likewise.
27904 (_mm256_stream_ps): Likewise.
27906 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
27907 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
27908 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
27909 (bdesc_special_args): Add __builtin_ia32_movntdq256,
27910 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
27911 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
27912 (ix86_expand_special_args_builtin): Likewise.
27914 * config/i386/sse.md (AVXMODEDI): New.
27915 (avx_movnt<mode>): Likewise.
27916 (avx_movnt<mode>): Likewise.
27917 (<sse>_movnt<mode>): Remove AVX support.
27918 (sse2_movntv2di): Likewise.
27920 2009-01-07 Richard Guenther <rguenther@suse.de>
27922 PR middle-end/38751
27923 * fold-const.c (extract_muldiv): Remove obsolete comment.
27924 (fold_plusminus_mult_expr): Undo MINUS_EXPR
27925 to PLUS_EXPR canonicalization for the canonicalization.
27927 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
27929 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
27930 hosted cross-compilers generating less efficient code.
27932 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27934 * function.h (rtl_data): Add a dbr_scheduled_p field.
27935 * reorg.c (dbr_schedule): Set it.
27936 (gate_handle_delay_slots): Check it.
27937 * config/mips/mips.c (mips_base_delayed_branch): Delete.
27938 (mips_reorg): Check flag_delayed_branch instead of
27939 mips_base_delayed_branch.
27940 (mips_override_options): Don't set mips_base_delayed_branch
27941 or flag_delayed_branch.
27943 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27945 PR rtl-optimization/38426.
27946 * ira.c (ira): Set current_function_is_leaf earlier.
27948 2009-01-06 Jakub Jelinek <jakub@redhat.com>
27950 PR rtl-optimization/38722
27951 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
27952 too early, only set a flag and modify after last possible
27955 2009-01-06 Janis Johnson <janis187@us.ibm.com>
27958 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
27959 * real.c (decimal_single_format): Correct values of emin and emax.
27960 (decimal_double_format): Ditto.
27961 (decimal_quad_format): Ditto.
27962 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
27963 computation of DECnn_MIN and DECnn_MAX for corrected values of
27964 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
27965 __DECnn_MIN__, and adjust its computation for the corrected value
27968 2009-01-06 Jan Hubicka <jh@suse.cz>
27971 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
27973 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
27975 * doc/contrib.texi (Contributors): Slightly adjust the end note.
27976 Add Robert Clark to the list of testers.
27978 2009-01-06 Jan Hubicka <jh@suse.cz>
27979 Kai Tietz <kai.tietz@onevision.com>
27981 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
27982 * config/i386/i386.c (ix86_expand_call): Add clobbers.
27984 2009-01-06 Jan Hubicka <jh@suse.cz>
27985 Kai Tietz <kai.tietz@onevision.com>
27987 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
27989 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
27990 (ix86_nsaved_regs): Count only general purpose regs.
27991 (ix86_nsaved_sseregs): New.
27992 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
27993 to 16 for w64; compute padding and size of sse reg save area.
27994 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
27995 general purpose regs.
27996 (ix86_emit_save_sse_regs_using_mov): New.
27997 (ix86_expand_prologue): Save SSE regs if needed.
27998 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
27999 (ix86_emit_restore_sse_regs_using_mov): New.
28000 (ix86_expand_epilogue): Save SSE regs if needed.
28002 2009-01-06 Jan Hubicka <jh@suse.cz>
28003 Kai Tietz <kai.tietz@onevision.com>
28005 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28006 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28007 functions when accumulate outgoing args is off.
28009 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28012 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28013 before using pseudos_have_intersected_live_ranges_p.
28015 * ira-int.h (ira_assert): Always define.
28017 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28019 AVX Programming Reference (December, 2008)
28020 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28021 (_mm256_permute2_pd): Likewise.
28022 (_mm_permute2_ps): Likewise.
28023 (_mm256_permute2_ps): Likewise.
28024 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28025 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28027 * config/i386/i386.c (ix86_builtins): Remove
28028 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28029 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28030 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28031 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28032 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28033 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28034 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28035 __builtin_ia32_vpermil2ps256.
28036 (ix86_init_mmx_sse_builtins): Updated.
28037 (ix86_expand_args_builtin): Likewise.
28039 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28041 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28042 long absolute calls when generating PA 2.0 code.
28044 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28046 PR rtl-optimization/38583
28047 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28049 * params.def (ira-max-conflict-table-size): New.
28051 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28053 * ira.h (ira_conflicts_p): New external definition.
28055 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28056 table. Report this. Return result of building.
28057 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28058 building conflict table.
28060 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28061 (ira_color): Use ira_conflicts_p.
28063 * global.c: Include ira.h.
28064 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28067 * Makefile.in (global.o): Add ira.h.
28069 * ira-build.c (mark_all_loops_for_removal,
28070 propagate_some_info_from_allocno): New.
28071 (remove_unnecessary_allocnos): Call
28072 propagate_some_info_from_allocno.
28073 (remove_low_level_allocnos): New.
28074 (remove_unnecessary_regions): Add parameter. Call
28075 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28076 parameter to remove_unnecessary_regions.
28077 (ira_build): Remove all regions but root if the conflict table was
28078 not built. Update conflict hard regs for allocnos crossing calls.
28080 * ira.c (ira_conflicts_p): New global.
28081 (ira): Define and use ira_conflicts_p.
28083 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28084 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28085 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28087 2009-01-06 Ben Elliston <bje@au.ibm.com>
28089 * gengtype-lex.l (YY_NO_INPUT): Define.
28091 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28094 * c-common.c (handle_vector_size_attribute): Also reject
28095 BOOLEAN_TYPE types.
28097 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28099 PR tree-optimization/38492
28100 * graphite.c (rename_map_elt, debug_rename_elt,
28101 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28102 rename_map_elt_info, eq_rename_map_elts,
28103 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28104 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28105 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28106 (sese_build_livein_liveouts): New.
28107 (new_sese, free_sese): New.
28108 (new_scop): Call new_sese.
28109 (free_scop): Call free_sese.
28110 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28111 (register_old_new_names): Renamed register_old_and_new_names.
28112 (register_scop_liveout_renames, add_loop_exit_phis,
28113 insert_loop_close_phis, struct igp,
28114 default_liveout_before_guard, add_guard_exit_phis,
28115 insert_guard_phis, copy_renames): New.
28116 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28117 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28118 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28119 (scop_adjust_phis_for_liveouts): New.
28120 (gloog): Call scop_adjust_phis_for_liveouts.
28122 * graphite.h (struct sese): Documented. Added fields liveout,
28123 num_ver and livein.
28124 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28125 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28126 (struct scop): Added field liveout_renames.
28127 (SCOP_LIVEOUT_RENAMES): New.
28129 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28131 PR tree-optimization/38510
28132 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28133 (translate_clast): Call recompute_all_dominators before
28135 (gloog): Call recompute_all_dominators before graphite_verify.
28137 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28138 Jan Sjodin <jan.sjodin@amd.com>
28140 PR tree-optimization/38500
28141 * graphite.c (create_sese_edges): Call fix_loop_structure after
28144 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28146 * config.gcc: Add m32r*-*-rtems*.
28147 * config/m32r/rtems.h: New file.
28149 2009-01-05 Ben Elliston <bje@au.ibm.com>
28151 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28152 (.po.pox): Likewise.
28153 (po/gcc.pot): Likewise.
28155 2009-01-04 David S. Miller <davem@davemloft.net>
28157 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28158 (STARTING_FRAME_OFFSET): Always set to zero.
28160 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28162 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28163 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28164 fixed-point types, and vectors of the same.
28166 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28168 * config/mips/sync.md (*mb_barrier): Rename to...
28169 (*memory_barrier): ...this.
28171 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28173 * doc/extend.texi (Function Attributes): Move @cindex after @item
28174 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28175 and put in alphabetical order. Fix 'target' name and put in order.
28176 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28179 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28181 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28182 (memory_barrier): Expand as unspec instead of unspec_volatile.
28183 Remove mem:BLK from insn operands. Use Pmode scratch register.
28184 (*memory_barrier): Define as unspec instead of unspec_volatile.
28185 Use (match_dup 0) as input operand.
28187 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28188 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28189 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28190 scratch register. Remove operand 1.
28191 (*stbar): Define as unspec instead of unspec_volatile.
28192 Use (match_dup 0) as input operand, remove (const_int 8).
28193 (*membar): Define as unspec instead of unspec_volatile.
28194 Use (match_dup 0) as input operand, remove input operand 2.
28196 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28197 (memory_barrier): Expand as unspec instead of unspec_volatile.
28198 Remove mem:BLK from insn operands. Use Pmode scratch register.
28199 (*memory_barrier): Define as unspec instead of unspec_volatile.
28200 Use (match_dup 0) as input operand.
28202 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28203 Remove mem:BLK from insn operands. Use Pmode scratch register.
28204 Set volatile flag on operand 0.
28205 (*memory_barrier): New insn pattern.
28207 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28209 (*memory_barrier): Use (match_dup 0) as input operand.
28211 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28212 Remove mem:BLK from insn operands. Use Pmode scratch register.
28213 Set volatile flag on operand 0.
28214 (*mb_internal): New insn pattern.
28216 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28218 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28220 PR middle-end/38586
28221 * function.c (struct temp_slot): Move to the section of the file
28222 that deals with temp slots. Remove field 'address'.
28223 (temp_slot_address_table): New hash table of address -> temp slot.
28224 (struct temp_slot_address_entry): New struct, items for the table.
28225 (temp_slot_address_compute_hash, temp_slot_address_hash,
28226 temp_slot_address_eq, insert_temp_slot_address): Support functions
28228 (find_temp_slot_from_address): Rewrite to use the new hash table.
28229 (remove_unused_temp_slot_addresses): Remove addresses of temp
28230 slots that have been made available.
28231 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28232 worker function for remove_unused_temp_slot_addresses.
28233 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28234 Add the temp slot address to the address -> temp slot map.
28235 (update_temp_slot_address): Update via insert_temp_slot_address.
28236 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28237 (pop_temp_slots): Likewise.
28238 (init_temp_slots): Allocate the address -> temp slot map, or empty
28239 the map if it is already allocated.
28240 (prepare_function_start): Initialize temp slot processing.
28242 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28244 PR middle-end/38584
28245 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28246 Calculate the size of all stack vars assuming no packing of stack
28247 vars will happen, replacing a quadratic algorithm with a linear one.
28249 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28252 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28255 2009-01-03 Diego Novillo <dnovillo@google.com>
28257 * doc/contrib.texi: Update contributions.
28259 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28262 * builtins.c (fold_builtin_memory_op): Give up if either operand
28263 is volatile. Set srctype or desttype to non-qualified version
28267 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28268 and FUNCTION_DECLs.
28270 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28272 PR rtl-optimization/35805
28273 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28274 problem if fast dce is able to remove any instructions.
28275 * dce.c (dce_process_block): Fix dump message.
28277 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28280 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28282 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28284 PR middle-end/38690
28285 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28286 * tree-pretty-print.c (op_code_prio): New function.
28287 (op_prio): No longer static. Use op_code_prio.
28288 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28289 Use op_prio and op_code_prio to determine if () should be
28290 printed around operand(s) or not.
28292 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28293 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28294 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28295 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28296 pp_character instead of pp_string for single letter printing.
28298 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28300 * doc/extend.texi: Fix '#pragma GCC option' typo.
28302 2009-01-02 Richard Guenther <rguenther@suse.de>
28304 * doc/install.texi (--enable-checking): Mention different
28305 default for stage1.
28306 (--enable-stage1-checking): Document.
28308 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28310 PR middle-end/30142
28311 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28312 case to be an error.
28314 2009-01-02 Ben Elliston <bje@au.ibm.com>
28316 * config/fp-bit.h (pack_d): Constify argument.
28317 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28318 (isnan): Constify argument.
28320 (iszero): Likewise.
28321 (pack_d): Likewise.
28322 (_fpadd_parts): Constify return type.
28323 (_fpmul_parts): Likewise.
28324 (_fpdiv_parts): Likewise.
28326 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28329 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28330 warn about overwriting initializer with side-effects or
28331 -Woverride-init if !IMPLICIT.
28332 (output_init_element): Likewise. Pass IMPLICIT down to
28334 (process_init_element): Add IMPLICIT argument. Pass it down
28335 to output_init_element.
28336 (push_init_element, pop_init_level, set_designator): Adjust
28337 process_init_element callers.
28338 (set_nonincremental_init, set_nonincremental_init_from_string):
28339 Adjust add_pending_init callers.
28340 (output_pending_init_elements): Adjust output_init_element callers.
28341 * c-tree.h (process_init_element): Adjust prototype.
28342 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28343 process_init_element callers.
28346 Copyright (C) 2009 Free Software Foundation, Inc.
28348 Copying and distribution of this file, with or without modification,
28349 are permitted in any medium without royalty provided the copyright
28350 notice and this notice are preserved.