1 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * real.c: Fix comment to reflect actual exponent size.
5 2009-10-08 Ben Elliston <bje@au.ibm.com>
7 * config/rs6000/a2.md: Add FSF comment header.
9 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
11 * config/i386/i386.md (any_extend): New code iterator.
12 (u, s): New code attributes.
14 (DWIH): Rewrite as code iterator for SI and DI modes.
15 (DWI): Rewrite as mode attribute.
16 (dwi): New mode attribute.
17 (di): Depend on SI mode and DI mode.
18 (doubleint_general_operand): Remove mode attribute.
20 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
23 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
24 (*sub<mode>3_doubleword): Ditto.
26 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
27 using SWIM248 mode iterator.
28 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
29 using SWI48 mode iterator.
30 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
31 patterns using DWIH mode iterator and any_extend code iterator.
32 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
33 using any_extend code iterator.
34 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
35 patterns using DWIH mode iterator and any_extend code iterator.
36 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
37 using any_extend code iterator.
38 (<s>mul<mode>3_highpart): Macroize expander from
39 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
40 and any_extend code iterator.
41 (*<s>muldi3_highpart_1): Macroize insn from
42 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
43 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
44 patterns using any_extend code iterator.
45 (*<s>mulsi3_highpart_zext): Macroize insn from
46 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
48 2009-10-07 Jakub Jelinek <jakub@redhat.com>
50 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
51 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
52 refering to a DIE with DW_AT_const_value.
54 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
57 * ira-lives.c (check_and_make_def_conflict): Process all operands.
59 2009-10-06 Jan Hubicka <jh@suse.cz>
61 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
64 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
66 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
67 *lea_2_rex64): Move before *add<mode>_1 pattern.
69 2009-10-07 Jan Hubicka <jh@suse.cz>
71 * collect2.c (main): Add -fno-whole-program.
72 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
74 2009-10-07 Jan Hubicka <jh@suse.cz>
76 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones has
78 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
80 (cgraph_clone_node): Clear externally_visible flag for clones.
81 * cgraph.h (cgraph_only_called_directly_p,
82 cgraph_can_remove_if_no_direct_calls_p): New predicates.
83 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
84 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
85 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
86 ipcp_insert_stage): Likwise.
87 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
88 externally_visible flag.
89 (verify_cgraph_node): Verify that inline clones look right.
90 (process_function_and_variable_attributes): Do not set
91 externally_visible flags.
92 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
94 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
96 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
97 clear externally_visible when turning into inline clones
98 (cgraph_mark_inline_edge): Use new predicates.
99 (cgraph_estimate_growth): Likewise.
100 (cgraph_decide_inlining): Likewise.
101 * ipa.c (cgraph_postorder): Likewise.
102 (cgraph_remove_unreachable_nodes): Likewise; sanity check
103 that inline clones are not needed.
104 (cgraph_externally_visible_p): New predicate.
105 (function_and_variable_visibility): Add whole_program parameter;
106 always set externally_visible flag; handle COMDAT function
108 (local_function_and_variable_visibility): New function.
109 (gate_whole_program_function_and_variable_visibility): New function.
110 (whole_program_function_and_variable_visibility): New function.
111 (pass_ipa_whole_program_visibility): New function.
112 * passes.c (init_optimization_passes): Add whole program visibility
114 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
115 not care about needed/reachable flags.
116 * varpool.c: Include flags.h
117 (decide_is_variable_needed): When doing LTO assume whole-program mode.
118 (varpool_finalize_decl): When we are in LTO read-back, all variables
120 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
122 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
124 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
127 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
129 * config.gcc: Don't include the makefile fragments intended for
131 * config/s390/fixdfdi.h: File removed.
132 * config/s390/libgcc-glibc.ver: File removed.
133 * config/s390/s390.h: Remove the fixdfdi.h hack.
134 * config/s390/t-crtstuff: File moved to libgcc dir.
135 * config/s390/t-linux: Likewise.
136 * config/s390/t-tpf: libgcc specific parts removed.
137 * config/s390/t-linux64: Likewise.
139 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
141 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
142 (lto-compress.o): Likewise.
144 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
147 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
148 dllexport to class members here.
149 (i386_pe_determine_dllimport_p): Only check static class data for
151 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
152 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
153 functions for vague linkage.
154 (i386_pe_type_dllexport_p): Fix formatting.
155 (maybe_add_dllexport) New function.
156 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
159 2009-10-07 Ben Elliston <bje@au.ibm.com>
161 * config/rs6000/a2.md: Remove duplicated lines.
163 2009-10-07 Ben Elliston <bje@au.ibm.com>
165 * config.gcc (powerpc*-*-*): Handle a2.
166 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
167 * config/rs6000/a2.md: New file.
168 * config/rs6000/rs6000.opt (mno-update): New.
169 (mupdate): Return to using a mask, not a var.
170 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
171 (enum processor_type): Add PROCESSOR_PPCA2.
172 * config/rs6000/rs6000.c (ppca2_cost): New costs.
173 (rs6000_override_options): Add "a2" to processor_target_table.
174 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
175 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
177 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
179 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
180 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
181 reference to nonexistent gen_truncxfxf2 function.
183 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
185 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
186 (DWIH, g, di, doubleint_general_operand): New mode attributes.
187 (general_operand): Handle TI mode.
188 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
189 using SDWIM mode iterator.
190 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
191 pattern from *add{di,ti}3_1 patterns and corresponding splitters
192 using DWI mode iterator.
193 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
194 patterns using SWI mode iterator.
195 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
196 using SWI48 mode iterator.
197 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
198 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
199 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
200 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
201 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
202 using SDWIM mode iterator.
203 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
204 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
205 using DWI mode iterator.
206 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
207 patterns using SWI mode iterator.
208 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
209 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
210 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
211 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
212 patterns using plusminus code iterator.
213 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
214 sub<mode>3 patterns using plusminus code iterator.
215 * config/i386/i386.c (override_options): Update call to
216 gen_subdi_carry_rex64 for renamed function.
217 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
218 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
219 calls to instruction expanders.
221 2009-10-06 Martin Jambor <mjambor@suse.cz>
224 * opts.c (decode_options): Run IPA-SRA at -O2.
226 2009-10-06 Richard Guenther <rguenther@suse.de>
228 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
230 2009-10-06 Tobias Burnus <burnus@net-b.de>
233 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
234 -flto and -fwhole-program flags can be combined.
236 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
239 * gcc.c (process_command): Check that -o argument was specified.
241 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
243 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix
246 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
248 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
249 * doc/invoke.texi (Warning Options): Annotate allowed languages
250 for -Wunsuffixed-float-constants.
252 2009-10-05 Jakub Jelinek <jakub@redhat.com>
254 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
255 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
256 same name and isn't the main variant.
259 * dwarf2out.c (loc_by_reference): Removed.
260 (dw_loc_list_1): New function.
261 (dw_loc_list): Remove toplev argument, add want_address argument.
262 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
263 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
264 want_address == 2 to dw_loc_list. For successful dw_loc_list
265 set have_address to 1 only if want_address is not 0.
267 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
269 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
270 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
271 a code block followed by two pointers.
272 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
273 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
274 (MIPS_MOVE): Likewise.
275 (MIPS_LUI): Likewise.
277 (MIPS_BAL): Likewise.
278 (MIPS_NOP): Likewise.
279 (mips_asm_trampoline_template): Delete.
280 (mips_trampoline_code_size): New function.
281 (mips_trampoline_init): Add shorter sequences for all cases
282 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
283 Calculate the opcodes directly, rather than copying from a template.
284 Only flush the code part of the trampoline.
285 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
287 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
289 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
290 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
291 (INCOMING_RETURN_ADDR_RTX): Likewise.
292 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
294 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
295 with RETURN_ADDR_REGNUM.
296 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
297 * config/mips/mips.c (mips16_build_call_stub): Replace
298 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
299 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
300 (mips_print_operand_punctuation): Likewise.
301 (mips_frame_set): Likewise.
302 (mips16e_output_save_restore): Likewise.
303 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
304 (mips_save_reg_p): Likewise.
305 (mips_return_addr): Likewise.
306 (mips_set_return_address): Likewise.
307 (mips_direct_save_slot_move_p): Likewise.
308 (mips_output_function_prologue): Likewise.
309 (mips_restore_reg): Likewise.
310 (mips_expand_epilogue): Likewise.
311 (mips_epilogue_uses): Likewise.
312 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
313 (*mov<mode>_ra): Use it instead of a hard-coded 31.
314 (clear_hazard_<mode>): Likewise.
315 (call_internal): Likewise.
316 (call_internal_direct): Likewise.
317 (call_direct_split): Likewise.
318 (call_value_internal): Likewise.
319 (call_value_split): Likewise.
320 (call_value_internal_direct): Likewise.
321 (call_value_direct_split): Likewise.
322 (call_value_multiple_internal): Likewise.
323 (call_value_multiple_split): Likewise.
325 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
326 Jakub Jelinek <jakub@redhat.com>
328 PR rtl-optimization/41511
329 * combine.c (record_value_for_reg): Pass explicit values as argument
330 to get_last_value_validate.
331 (get_last_value_validate): Document INSN parameter.
332 For non-readonly MEMs, assume they might have been modified if INSN
333 was in another basic block.
334 (get_last_value): Minor reformatting.
336 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
339 * final.c (asm_str_count): Split out from asm_insn_count.
340 * rtl.h (asm_str_count): New prototype.
341 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
344 2009-10-05 Sriraman Tallam <tmsriram@google.com>
346 * doc/plugins.texi: Change plugin_pass to register_pass_info.
348 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
349 Rafael Espindola <espindola@google.com>
351 * gengtype.c (write_types): Moved call to write_func_for_structure
354 2009-10-05 Richard Guenther <rguenther@suse.de>
357 * lto-cgraph.c (output_cgraph): Output toplevel asms.
358 (input_cgraph_1): Input toplevel asms.
360 2009-10-05 Richard Guenther <rguenther@suse.de>
363 * lto-symtab.c (lto_compatible_attributes_p): Remove.
364 (external_aggregate_decl_p): Likewise.
365 (lto_symtab_compatible): Re-structure. Remove dead code.
366 For variables ignore toplevel qualifiers when comparing types.
367 Issue warnings, not errors for mismatched user-alignment.
369 2009-10-05 Richard Guenther <rguenther@suse.de>
373 * lto-symtab.c (struct lto_symtab_base_def): Remove.
374 (struct lto_symtab_identifier_def): Likewise.
375 (struct lto_symtab_decl_def): Likewise.
376 (struct lto_symtab_entry_def): New.
377 (lto_symtab_identifier_t): Rename to ...
378 (lto_symtab_entry_t): ... this.
379 (lto_symtab_decls): Remove.
380 (lto_symtab_base_hash): Rename to ...
381 (lto_symtab_entry_hash): ... this.
382 (lto_symtab_base_eq): Rename to ...
383 (lto_symtab_entry_eq): ... this.
384 (lto_symtab_base_marked_p): Rename to ...
385 (lto_symtab_entry_marked_p): ... this.
386 (lto_symtab_identifier_marked_p): Remove.
387 (lto_symtab_decl_marked_p): Likewise.
388 (lto_symtab_maybe_init_hash_tables): Rename to ...
389 (lto_symtab_maybe_init_hash_table): ... this.
390 (lto_symtab_set_resolution_and_file_data): Remove.
391 (lto_symtab_register_decl): New function.
392 (lto_symtab_get_identifier): Remove.
393 (lto_symtab_get): New function.
394 (lto_symtab_get_resolution): Adjust.
395 (lto_symtab_get_identifier_decl): Remove.
396 (lto_symtab_set_identifier_decl): Likewise.
397 (lto_symtab_merge_decl): Rename to ...
398 (lto_symtab_merge): ... this. Rewrite.
399 (lto_symtab_merge_var): Remove.
400 (lto_symtab_merge_fn): Likewise.
401 (lto_symtab_prevailing_decl): Adjust.
402 (lto_cgraph_replace_node): New function.
403 (lto_symtab_merge_decls_2): Likewise.
404 (lto_symtab_merge_decls_1): Likewise.
405 (lto_symtab_fixup_var_decls): Likewise.
406 (lto_symtab_resolve_symbols): Likewise.
407 (lto_symtab_merge_decls): Likewise.
408 (lto_symtab_prevailing_decl): Adjust.
409 (lto_symtab_get_symtab_def): Remove.
410 (lto_symtab_get_file_data): Likewise.
411 (lto_symtab_clear_resolution): Adjust.
412 (lto_symtab_clear_resolution): Likewise.
413 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
414 (input_cgraph_1): Likewise.
415 * lto-streamer-in.c (get_resolution): Do not provide fake
416 symbol resolutions here.
417 (deferred_global_decls): Remove.
418 (lto_register_deferred_decls_in_symtab): Likewise.
419 (lto_register_var_decl_in_symtab): Change signature, register
420 variable via lto_symtab_register_decl.
421 (lto_register_function_decl_in_symtab): Likewise.
422 (lto_read_tree): Adjust.
423 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
424 (lto_symtab_merge_var): Likewise.
425 (lto_symtab_merge_fn): Likewise.
426 (lto_symtab_register_decl): Declare.
427 (lto_symtab_merge_decls): Likewise.
429 2009-10-05 Richard Guenther <rguenther@suse.de>
431 PR tree-optimization/23821
432 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
433 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
434 simple IV increments.
436 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
438 * config/arm/arm.c (arm_override_options): Really initialize
439 flag_dwarf2_cfi_asm to 0.
441 2009-10-05 Doug Kwan <dougkwan@google.com>
443 PR rtl-optimization/41574
444 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
445 floating point and we are not doing unsafe math optimizations.
447 2009-10-03 Simon Baldwin <simonb@google.com>
448 Cary Coutant <ccoutant@google.com>
449 Rafael Espindola <espindola@google.com>
450 Richard Guenther <rguenther@suse.de>
451 Jan Hubicka <jh@suse.cz>
452 Doug Kwan <dougkwan@google.com>
453 H.J. Lu <hongjiu.lu@intel.com>
454 Bill Maddox <maddox@google.com>
455 Ryan Mansfield <rmansfield@qnx.com>
456 Diego Novillo <dnovillo@google.com>
457 Ollie Wild <aaw@google.com>
458 Kenneth Zadeck <zadeck@naturalbridge.com>
460 * lto-cgraph.c: New file.
461 * lto-compress.c: New file.
462 * lto-compress.h: New file.
463 * lto-opts.c: New file.
464 * lto-section-in.c: New file.
465 * lto-section-out.c: New file.
466 * lto-streamer-in.c: New file.
467 * lto-streamer-out.c: New file.
468 * lto-streamer.c: New file.
469 * lto-streamer.h: New file.
470 * lto-symtab.c: New file.
471 * lto-wpa-fixup.c: New file.
472 * lto-wrapper.c: New file.
474 2009-10-03 Simon Baldwin <baldwin@google.com>
475 Ben Elliston <bje@au.ibm.com>
476 Rafael Espindola <espindola@google.com>
477 Nathan Froyd <froydnj@codesourcery.com>
478 Jan Hubicka <jh@suse.cz>
479 Doug Kwan <dougkwan@google.com>
480 Diego Novillo <dnovillo@google.com>
481 Kenneth Zadeck <zadeck@naturalbridge.com>
483 * Makefile.in (enable_lto): New.
484 (site.exp): If @enable_lto@ is set to 'yes' define
486 (LINKER_PLUGIN_API_H): Define.
487 (LTO_SYMTAB_H): Define.
488 (LTO_STREAMER_H): Define.
489 (TREE_VECTORIZER_H): Define.
490 (INCLUDES): Add LIBELFINC.
491 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
492 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
493 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o,
495 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
496 (native): Add lto-wrapper$(exeext)
497 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
498 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
499 lto-symtab.o, lto-opts.o, lto-streamer.o,
500 lto-wpa-fixup.o): New rules.
501 (gimple.o): Add dependency on LTO_HEADER_H and
503 (varasm.o): Add dependency on tree-iterator.h.
504 (cgraph.o): Add dependency on cif-code.def.
505 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
506 (ipa-pure-const.o): Likewise.
507 (GTFILES): Add lto-symtab.c.
508 (install-lto-wrapper): New.
509 * configure.ac: If 'lto' is in enable_languages, define
510 ENABLE_LTO and enable_lto.
511 If LIBELFLIBS is set, define HAVE_libelf.
512 * config.in: Regenerate.
514 2009-10-03 Rafael Espindola <espindola@google.com>
515 Diego Novillo <dnovillo@google.com>
517 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
519 Call execute_ipa_summary_passes for all_regular_ipa_passes and
521 (cgraph_optimize): Make extern.
523 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
524 Kenneth Zadeck <zadeck@naturalbridge.com>
526 * toplev.c (in_lto_p): Declare.
527 * collect2.c (scan_prog_file): Read all the output when reading
529 (enum lto_mode_d): Declare.
531 2009-10-03 Richard Guenther <rguenther@suse.de>
532 Diego Novillo <dnovillo@google.com>
534 * gimple.c: Include target.h and alias.h.
535 (gimple_types): Declare.
536 (type_hash_cache): Declare.
537 (gimple_alloc_stat): Make extern.
538 (gimple_build_eh_must_not_throw): Call
539 gimple_eh_must_not_throw_set_fndecl.
540 (struct type_pair_d): Declare.
541 (type_pair_t): Declare.
542 (type_pair_hash): New.
544 (lookup_type_pair): New.
545 (gimple_force_type_merge): New.
546 (compare_type_names_p): New.
547 (compare_field_offset): New.
548 (gimple_types_compatible_p): New.
549 (struct sccs): Declare.
550 (next_dfs_num): Declare.
551 (iterative_hash_gimple_type): New.
553 (iterative_hash_type_name): New.
554 (iterative_hash_gimple_type): New.
555 (gimple_type_hash): New.
556 (gimple_type_eq): New.
557 (gimple_register_type): New.
558 (print_gimple_types_stats): New.
559 (gimple_signed_or_unsigned_type): New.
560 (gimple_unsigned_type): New.
561 (gimple_signed_type): New.
562 (gimple_get_alias_set): New.
563 (gimple_decl_printable_name): Do not use DMGL_TYPES.
564 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
565 (gimple_force_type_merge): Declare.
566 (gimple_types_compatible_p): Declare.
567 (gimple_register_type): Declare.
568 (print_gimple_types_stats): Declare.
569 (gimple_unsigned_type): Declare.
570 (gimple_signed_type): Declare.
571 (gimple_get_alias_set): Declare.
572 (gimple_eh_must_not_throw_set_fndecl): New.
574 2009-10-03 Jan Hubicka <jh@suse.cz>
575 Kenneth Zadeck <zadeck@naturalbridge.com>
577 * ipa-pure-const.c: Include lto-streamer.h.
578 (register_hooks): Factor out of ...
579 (generate_summary): ... here.
580 (pure_const_write_summary): New.
581 (pure_const_read_summary): New.
582 (pass_ipa_pure_const): Add pure_const_write_summary and
583 pure_const_read_summary.
584 * ipa-reference.c: Include lto-streamer.h.
585 (add_new_function): New.
586 (remove_node_data): New.
587 (duplicate_node_data): New.
588 (ipa_init): Guard against multiple calls.
589 Move hook setup from analyze_function.
590 (write_node_summary_p): New.
591 (ipa_reference_write_summary): New.
592 (ipa_reference_read_summary): New.
593 (pass_ipa_reference): Add ipa_reference_write_summary and
594 ipa_reference_read_summary.
595 * cgraph.h (cgraph_local_info): Add field lto_file_data.
596 (struct cgraph_edge): Add fields lto_stmt_uid and
597 call_stmt_cannot_inline_p.
598 (cgraph_optimize): Declare.
599 (cgraph_decide_is_function_needed): Declare.
600 (reset_inline_failed): Declare.
601 (enum LTO_cgraph_tags): Declare.
602 (LTO_cgraph_tag_names): Declare.
603 (LCC_NOT_FOUND): Define.
605 2009-10-03 Doug Kwan <dougkwan@google.com>
606 Rafael Espindola <espindola@google.com>
607 Jan Hubicka <jh@suse.cz>
608 Diego Novillo <dnovillo@google.com>
609 Kenneth Zadeck <zadeck@naturalbridge.com>
611 * passes.c (all_regular_ipa_passes): New.
612 (all_ipa_passes): Rename to all_small_ipa_passes.
613 (init_optimization_passes): Init all_regular_ipa_passes.
614 * tree-pass.h (all_regular_ipa_passes): New.
615 (all_ipa_passes): Rename to all_small_ipa_passes.
616 * passes.c (all_lto_gen_passes): New.
617 (init_optimization_passes): Initialize all_lto_gen_passes.
618 (execute_ipa_summary_passes): Make non-static.
619 (ipa_write_summaries_1): New.
620 (ipa_write_summaries_2): New.
621 (ipa_write_summaries): New.
622 (ipa_write_summaries_of_cgraph_node_set): New.
623 (ipa_read_summaries_1): New.
624 (ipa_read_summaries): New.
625 (execute_ipa_pass_list): Call cgraph_process_new_functions.
626 (execute_regular_ipa_pass_list): Remove.
627 (init_optimization_passes): Schedule
628 pass_rebuild_cgraph_edges and pass_early_inline outside
629 of pass_all_early_optimizations. Document reason.
630 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
631 pass_ipa_lto_finish_out): New pass.
632 (pass_ipa_summary_passes): Start and stop timers if the pass
634 (execute_all_ipa_transforms): New.
635 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
636 (dump_properties, debug_properties): New.
637 * tree-optimize.c (gate_all_early_local_passes): Return
638 false if we are in lto1.
639 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
640 * tree-pass.h (execute_all_ipa_transforms): Declare.
641 (pass_ipa_function_and_variable_visibility): Declare.
642 (pass_ipa_early_inline): Declare.
643 (pass_ipa_lto_gimple_out): Declare.
644 (pass_ipa_lto_wpa_fixup): Declare.
645 (pass_ipa_lto_finish_out): Declare.
646 (all_small_ipa_passes, all_regular_ipa_passes,
647 all_lto_gen_passes): Declare.
648 (execute_ipa_summary_passes): Declare.
649 (execute_all_ipa_transforms): Declare.
650 (ipa_write_summaries): Declare
651 (ipa_write_summaries_of_cgraph_node_set): Declare.
652 (ipa_read_summaries): Declare.
654 2009-10-03 Doug Kwan <dougkwan@google.com>
655 Ollie Wild <aaw@google.com>
657 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do
660 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
661 (lto_mode): New variable.
662 (maybe_run_lto_and_relink): Handle the -fwpa option.
663 (main): Handle the -fwpa option.
664 (maybe_unlink_list): New function.
665 * gcc.c (link_lto_options): Replace -flto with -fwpa.
666 * common.opt (flto): New flag.
667 * toplev.c (flag_generate_lto): Declare.
669 2009-10-03 Simon Baldwin <simonb@google.com>
671 * common.opt (flto-compression-level): New flag.
673 * opts.c: Include lto-opts.h.
674 (handle_option): Call lto_register_user_option for each
675 valid option handled.
676 * (decode_options): Clear registered options before the options
679 2009-10-03 Cary Coutant <ccoutant@google.com>
681 * collect2.c (is_elf): New function.
682 (scan_prog_file): Require LTO object to be in ELF format.
684 2009-10-03 Rafael Espindola <espindola@google.com>
686 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
687 libgcc to the linker.
689 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is
692 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
693 (collect_execute): Add flags argument. Pass flags to pex_run. Update
695 * collect2.h (collect_execute): Add flags argument.
696 * tlink.c (tlink_execute): Update call to collect_execute.
697 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
698 (use_linker_plugin): New.
699 (use_linker_plugin_spec_function): New.
700 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
701 (linker_plugin_file_spec): New.
702 (lto_wrapper_spec): New.
704 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
705 (static_spec_functions): Add use-linker-plugin.
706 (process_command): Handle -use-linker-plugin.
707 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
708 linker_plugin_file_spec and lto_gcc_spec.
709 (use_linker_plugin_spec_function): New.
711 2009-10-03 Richard Guenther <rguenther@suse.de>
715 * tree.h (is_lang_specific): Include LANG_TYPE.
716 * tree.c (find_decls_types_r): Manually add interesting parts
717 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
719 * gimple.c (type_pair_hash): Make symmetric.
720 (type_pair_eq): Likewise.
721 (lookup_type_pair): Increase initial hashtable size.
722 (gimple_force_type_merge): Rely on type-pair symmetry.
723 (visit): Remove excessive checking code.
724 (iterative_hash_type_name): Do not hash TYPE_NAME of
726 (gimple_register_type): Remove getenv calls, shrink initial
730 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
731 inline functions if not generating lto output.
734 * toplev.c (finalize): In WPA mode remove the asm file.
736 2009-10-03 Doug Kwan <dougkwan@google.com>
738 * ipa-inline.c (cgraph_mark_inline): Check
739 edge->call_stmt_cannot_inline_p instead of calling
740 gimple_call_cannot_inline_p.
741 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
742 (cgraph_gate_ipa_early_inlining): Return false if
744 (inline_generate_summary): Do nothing in LTRANS.
745 * cgraph.c (initialize_inline_failed): Make sure
746 e->call_stmt exists before calling
747 gimple_call_cannot_inline_p.
748 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
749 (cgraph_clone_edge): Add argument STMT_UID. Modify all
751 Update new_edge->lto_stmt_uid.
752 * cgraphbuild.c (reset_inline_failed): New.
754 * common.opt (fwpa): New flag.
755 (fltrans): New option.
756 * gcc.c (gcc_lto_option_t): New type.
757 (current_lto_option): New variable.
758 (lto_single_spec_function): Remove and is replaced by ..
759 (lto_option_spec_function): New function.
760 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
761 passing the -flto flag.
762 (cc1_options): Separate non-LTO related parts into ..
763 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
764 (lto1_options): New spec for lto FE.
765 (link_lto_options): New spec for handling LTO flags in linker.
766 (invoke_lto_single): Re-format to fit in 80 column. Replace
767 lto-single with lto-option.
768 (static_specs): Add cc1_non_lto_options, lto1_options and
770 (static_spec_function): Replace lto-single with lto-option.
771 (process_command): Handle -flto, -fwpa and -fltran
772 by setting current_lto_option and not passing it to subprocess
775 2009-10-03 Bill Maddox <maddox@google.com>
777 Add `gcc' driver support for link-time code generation (LTO).
779 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
780 (lto_flag, lto_objects, lto_o_file): New variables.
781 (struct lto_object, struct lto_object_list): New structures.
782 (collect_exit, handler): Remove LTO temporary output file on exit.
783 (add_lto_object): New function.
784 (maybe_run_lto_and_relink): New function. Perform link time code
785 generation and relinking for object files containing LTO information.
786 (main): Invoke maybe_run_lto_and_relink().
787 (dump_argv): New function. For debugging, currently disabled.
788 (scan_prog_file): Add LTO information pass.
789 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
791 * toplev.c (compile_file): Emit assembler directive to create
792 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
794 2009-10-03 Diego Novillo <dnovillo@google.com>
796 * c.opt: Add LTO to warn_abi and warn_psabi.
798 * tree.c (fld_worklist_push): Rename from PUSH.
799 Convert to static inline function.
800 Ignore language-specific nodes.
802 (find_decls_types_r): Do not traverse the subtrees of
803 language-specific nodes.
804 Do not traverse DECL_INITIAL for TYPE_DECLs.
805 * tree.h (is_lang_specific): New.
806 * langhooks.h (struct lang_hooks_for_decls): Remove
807 may_need_assembler_name_p. Update all users.
809 * c-common.c (set_builtin_user_assembler_name): Move ...
810 * builtins.c (set_builtin_user_assembler_name): ... here.
811 (is_builtin_name): Add comment
812 (is_builtin_fn): New.
813 * except.c (output_ttype): Only call
814 lookup_type_for_runtime if TYPE is not a runtime type.
816 * passes.c (register_pass): Call position_pass on
817 all_small_ipa_passes, all_regular_ipa_passes and
819 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
820 (TV_IPA_LTO_DECL_IO): Define.
821 (TV_IPA_LTO_CGRAPH_IO): Define.
823 (TV_WHOPR_WPA): Define.
824 (TV_WHOPR_WPA_IO): Define.
825 (TV_WHOPR_LTRANS): Define.
826 (TV_WHOPR_WPA_FIXUP): Define.
827 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
828 * tree-cfg.c (tree_node_can_be_shared): Make extern.
829 * tree-flow.h (tree_node_can_be_shared): Declare.
830 * tree-inline.c (tree_can_inline_p): Check that E has a
831 statement associated with it.
832 * tree.c (free_lang_data_in_binf): Factor out of ...
833 (free_lang_data_in_type): ... here.
834 Call RECORD_OR_UNION_TYPE_P.
835 (need_assembler_name_p): Ignore DECL if it does not have
837 Call lang_hooks.decls.may_need_assembler_name_p if set.
838 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for
840 (free_lang_data): Set debug_info_level to
842 Set write_symbols to NO_DEBUG.
843 Set debug_hooks to do_nothing_debug_hooks.
844 (gate_free_lang_data): Return true if flag_generate_lto
846 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
847 * c-common.h (set_builtin_user_assembler_name): Move ...
848 * tree.h (set_builtin_user_assembler_name): ... here.
850 * common.opt (flto-report): New flag.
851 * opts.c (complain_wrong_lang): Do not complain if
853 * collect2.c (scan_prog_file): Send the error output of
854 'nm' to HOST_BIT_BUCKET.
856 2009-10-03 Ollie Wild <aaw@google.com>
858 * langhooks-def.h (lhd_begin_section): New function declaration.
859 (lhd_write_section): New function declaration.
860 (lhd_end_section): New function declaration.
861 (LANG_HOOKS_BEGIN_SECTION): New macro.
862 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
863 (LANG_HOOKS_END_SECTION): New macro.
864 (LANG_HOOKS_LTO): New macro.
865 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
866 * langhooks.c (output.h): Add include.
867 (saved_section): New static variable.
868 (lhd_begin_section): New function.
869 (lhd_write_section_data): New function.
870 (lhd_end_section): New function.
871 * langhooks.h (struct lang_hooks_for_lto): New structure.
872 (struct lang_hooks): Add member lto.
873 * Makefile.in (langhooks.o): Add dependency on output.h.
875 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
877 2009-10-03 Richard Guenther <rguenther@suse.de>
879 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
882 2009-10-03 Simon Baldwin <simonb@google.com>
883 Richard Guenther <rguenther@suse.de>
884 Janis Johnson <janis187@us.ibm.com>
885 Doug Kwan <dougkwan@google.com>
886 Diego Novillo <dnovillo@google.com>
887 Ramana Radhakrishnan <ramana.r@gmail.com>
888 Ollie Wild <aaw@google.com>
890 * doc/install.texi: Add documentation for libelf and --enable-lto.
891 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr,
892 -fltrans, -flto-report, -flto-compression-level and
894 * doc/sourcebuild.texi: Document use of zlib.
896 Add section for LTO Testing.
898 2009-10-02 Cary Coutant <ccoutant@google.com>
900 Add support for comdat type sections for DWARF v4. Merge from dwarf4
902 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
903 (dw_die_ref): Define vector type.
904 (enum dw_val_class): Add dw_val_class_data8.
905 (struct dw_val_struct): Add v.val_data8.
906 (comdat_type_node_ref): New type.
907 (struct die_struct): Move die_symbol into a union; add new field
908 die_type_node. Change all uses.
909 (comdat_type_node): New type.
910 (skeleton_chain_node): New type.
911 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
912 (comdat_type_list): New variable.
913 (dwarf_tag_name): Add DW_TAG_type_unit.
914 (dwarf_attr_name): Add DW_AT_signature.
915 (add_AT_data8): New function.
916 (replace_child): New function.
917 (move_all_children): New function.
918 (print_signature): New function.
919 (print_die): Print signature information; add dw_val_class_data8.
920 (attr_checksum): Support dw_val_class_data8.
921 (CHECKSUM_STRING): Redefine for DWARF-4 to include
923 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
924 (checksum_sleb128, checksum_uleb128): New functions.
925 (checksum_die_context): New function.
926 (loc_checksum_ordered): New function.
927 (attr_checksum_ordered): New function.
928 (struct checksum_attributes): New structure.
929 (collect_checksum_attributes): New function.
930 (die_checksum_ordered): New function.
931 (generate_type_signature): New function.
932 (same_dw_val_p): Add dw_val_class_data8.
933 (is_symbol_die): Use new is_declaration_die function.
934 (is_declaration_die): New function.
935 (should_move_die_to_comdat): New function.
936 (clone_die): New function.
937 (clone_tree): New function.
938 (clone_as_declaration): New function.
939 (copy_declaration_context): New function.
940 (generate_skeleton_ancestor_tree): New function.
941 (generate_skeleton_bottom_up): New function.
942 (generate_skeleton): New function.
943 (remove_child_or_replace_with_skeleton): New function.
944 (break_out_comdat_types): New function.
945 (struct decl_table_entry): New type.
946 (htab_decl_hash): New function.
947 (htab_decl_eq): New function.
948 (htab_decl_del): New function.
949 (copy_ancestor_tree): New function.
950 (copy_decls_walk): New function.
951 (copy_decls_for_unworthy_types): New function.
952 (build_abbrev_table): Don't assert on missing die_symbol when doing
953 comdat type sections.
954 (size_of_die): Use DW_FORM_sig8 for external references; Add
956 (unmark_dies): Don't assert for unmarked dies when doing comdat
958 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
959 (output_signature): New function.
960 (output_die): Likewise.
961 (output_compilation_unit_header): Mark output as DWARF version 3
962 even if generating DWARF 4.
963 (output_comdat_type_unit): New function.
964 (output_line_info): Mark output as DWARF version 3 even if generating
966 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
968 (dwarf2out_end_source_file): Likewise.
969 (prune_unused_types_walk_attribs): Don't follow references into
970 comdat type sections.
971 (prune_unused_types_mark): When generating type units, do not mark
972 children of non-defining declarations of types; do mark children of
974 (prune_unused_types): Process comdat type sections.
975 (htab_ct_hash): New function.
976 (htab_ct_eq): New function.
977 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
978 Add a pointer to the line table from type unit entries so
979 DW_AT_decl_file has meaning.
980 * varasm.c (default_elf_asm_named_section): Use identifier name as
981 comdat key instead of lang hook.
983 2009-10-02 Neil Vachharajani <nvachhar@google.com>
985 * gcov-io.c (gcov_open): Open files read-only when MODE < 0
987 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
989 * config/i386/i386.md (SWIM248): New mode iterator.
990 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
991 divmodhi4 patterns using SWIM248 macro.
992 (*divmod<mode>4): Macroize insn_and_split pattern from
993 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
994 and their corresponding splitters usign SWIM248 macro. Split SImode
995 insn to generate cltd and DImode insn to generate cqto instead of
996 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
997 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
998 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
999 *divmodsi_noext patterns using SWIM248 macro.
1000 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1001 udivmodhi4 patterns using SWIM248 macro.
1002 (*udivmod<mode>4): Macroize insn_and_split pattern from
1003 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1004 corresponding splitters using SWIM248 macro.
1005 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1006 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1008 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1010 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1011 of zero-sized element is zero-sized regardless of its extent.
1013 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1016 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1017 * configure: Regenerated.
1018 * config.in: Regenerated.
1019 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1020 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1021 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1022 not emitting .eh_frame, emit .cfi_sections .debug_frame
1027 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1028 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
1030 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1031 vars use DECL_RTL with resetting it back to NULL afterwards.
1032 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1033 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1034 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1035 the attribute type allows it, otherwise use DW_FORM_dataN.
1036 (mem_loc_descriptor): Handle CONST_STRING.
1037 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1038 Handle MEM with CONST_STRING address using add_AT_string.
1039 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1040 CONST_STRING for const arrays initialized with a string literal.
1041 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1042 (dwarf2out_finish): Call resolve_addr.
1044 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1045 Maxim Kuvyrkov <maxim@codesourcery.com>
1047 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1049 2009-10-02 Nick Clifton <nickc@redhat.com>
1051 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1052 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1054 2009-10-01 Jan Hubicka <jh@suse.cz>
1056 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1057 (cgraph_create_virtual_clone): Just pass redirect_callers
1059 * cgraph.h (cgraph_clone_node): Update prototype.
1060 * ipa-pure-const.c (self_recursive_p): New function.
1061 (propagate): Use it.
1062 * ipa-inline.c (cgraph_clone_inlined_nodes,
1063 cgraph_decide_recursive_inlining): Update.
1065 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1067 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1068 instructions for TARGET_OCTEON.
1070 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1072 * config/arm/arm.c (arm_override_options): Turn off
1073 flag_dwarf2_cfi_asm for AAPCS variants.
1075 2009-10-01 Martin Jambor <mjambor@suse.cz>
1078 * tree-sra.c (convert_callers): Do not call
1079 compute_inline_parameters on one caller more than once.
1081 2009-10-01 Nick Clifton <nickc@redhat.com>
1083 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1084 an empty string if not already defined.
1086 2009-10-01 Martin Jambor <mjambor@suse.cz>
1089 * tree-sra.c (is_va_list_type): New function.
1090 (find_var_candidates): Call is_va_list_type.
1091 (find_param_candidates): Check that the type or the type pointed
1092 to are not va_list types.
1094 2009-10-01 Martin Jambor <mjambor@suse.cz>
1097 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1098 DECL_ARTIFICIAL (param_decl) is true.
1100 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1102 * tree.h (tree_decl_common::lang_flag_8): New.
1103 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1105 * c-common.h (RID_CONSTEXPR): New.
1107 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1109 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1110 Use ref-all pointers.
1111 (alpha_gimplify_va_arg): Ditto.
1113 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1116 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1117 before insn counting loop now that BB_END (bb) is counted. Ensure
1118 the return value isn't zero.
1120 2009-09-30 Nick Clifton <nickc@redhat.com>
1122 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1123 with separate definitions of c_target_objs and cxx_target_objs.
1124 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1126 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1127 sh_symbian_import_export_class.
1128 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1129 * config/sh/symbian.c: Delete, moving code into...
1130 * config/sh/symbian-base.c: ... here
1131 * config/sh/symbian-c.c: ... and here
1132 * config/sh/symbian-cxx.c: ... and here.
1134 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1137 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1138 of plus RTX into register.
1140 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1142 * doc/install.texi: Linguistic and markup fixes.
1143 (Configuration) <--disable-cpp>: Remove description.
1144 <--enable-maintainer-mode>: Autotools files are affected, too.
1145 <--with-sysroot>: Improve description.
1146 (Building): Bump required GNU make version.
1148 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1150 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1151 (x86_64-*-*): Ditto.
1153 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1154 intrinisics for FMA4.
1155 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1156 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1157 Add FMA4 check and fma4intrin.h.
1158 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1160 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1161 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1162 constant for FMA4 support.
1163 (UNSPEC_FMA4_FMADDSUB): Ditto.
1164 (UNSPEC_FMA4_FMSUBADD): Ditto.
1165 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1166 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1167 (ix86_expand_fma4_multiple_memory): Ditto.
1168 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1169 (OPTION_MASK_ISA_FMA4_UNSET): New.
1170 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1171 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1172 (ix86_handle_option): Handle -mfma4.
1173 (isa_opts): Handle -mfma4.
1174 (enum pta_flags): Add PTA_FMA4.
1175 (override_options): Add FMA4 support.
1176 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1177 (IX86_BUILTIN_VFMADDSD): Ditto.
1178 (IX86_BUILTIN_VFMADDPS): Ditto.
1179 (IX86_BUILTIN_VFMADDPD): Ditto.
1180 (IX86_BUILTIN_VFMSUBSS): Ditto.
1181 (IX86_BUILTIN_VFMSUBSD): Ditto.
1182 (IX86_BUILTIN_VFMSUBPS): Ditto.
1183 (IX86_BUILTIN_VFMSUBPD): Ditto.
1184 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1185 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1186 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1187 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1188 (IX86_BUILTIN_VFNMADDSS): Ditto.
1189 (IX86_BUILTIN_VFNMADDSD): Ditto.
1190 (IX86_BUILTIN_VFNMADDPS): Ditto.
1191 (IX86_BUILTIN_VFNMADDPD): Ditto.
1192 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1193 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1194 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1195 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1196 (IX86_BUILTIN_VFMADDPS256): Ditto.
1197 (IX86_BUILTIN_VFMADDPD256): Ditto.
1198 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1199 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1200 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1201 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1202 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1203 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1204 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1205 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1206 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1207 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1208 (enum multi_arg_type): New enum for describing the various FMA4
1209 intrinsic argument types.
1210 (bdesc_multi_arg): New table for FMA4 intrinsics.
1211 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1212 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1214 (ix86_expand_builtin): Add FMA4 intrinsic support.
1215 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1216 operand instructions.
1217 (ix86_expand_fma4_multiple_memory): New function to split the
1218 second memory reference from FMA4 instructions.
1219 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1220 (ssemodesuffixf2s): Ditto.
1221 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1223 (fma4_fmsub<mode>4): Ditto.
1224 (fma4_fnmadd<mode>4): Ditto.
1225 (fma4_fnmsub<mode>4): Ditto.
1226 (fma4_vmfmadd<mode>4): Ditto.
1227 (fma4_vmfmsub<mode>4): Ditto.
1228 (fma4_vmfnmadd<mode>4): Ditto.
1229 (fma4_vmfnmsub<mode>4): Ditto.
1230 (fma4_fmadd<mode>4256): Ditto.
1231 (fma4_fmsub<mode>4256): Ditto.
1232 (fma4_fnmadd<mode>4256): Ditto.
1233 (fma4_fnmsub<mode>4256): Ditto.
1234 (fma4_fmaddsubv8sf4): Ditto.
1235 (fma4_fmaddsubv4sf4): Ditto.
1236 (fma4_fmaddsubv4df4): Ditto.
1237 (fma4_fmaddsubv2df4): Ditto.
1238 (fma4_fmsubaddv8sf4): Ditto.
1239 (fma4_fmsubaddv4sf4): Ditto.
1240 (fma4_fmsubaddv4df4): Ditto.
1241 (fma4_fmsubaddv2df4): Ditto.
1242 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1243 instructions for intrinsics.
1244 (fma4i_fmsub<mode>4): Ditto.
1245 (fma4i_fnmadd<mode>4): Ditto.
1246 (fma4i_fnmsub<mode>4): Ditto.
1247 (fma4i_vmfmadd<mode>4): Ditto.
1248 (fma4i_vmfmsub<mode>4): Ditto.
1249 (fma4i_vmfnmadd<mode>4): Ditto.
1250 (fma4i_vmfnmsub<mode>4): Ditto.
1251 (fma4i_fmadd<mode>4256): Ditto.
1252 (fma4i_fmsub<mode>4256): Ditto.
1253 (fma4i_fnmadd<mode>4256): Ditto.
1254 (fma4i_fnmsub<mode>4256): Ditto.
1255 (fma4i_fmaddsubv8sf4): Ditto.
1256 (fma4i_fmaddsubv4sf4): Ditto.
1257 (fma4i_fmaddsubv4df4): Ditto.
1258 (fma4i_fmaddsubv2df4): Ditto.
1259 (fma4i_fmsubaddv8sf4): Ditto.
1260 (fma4i_fmsubaddv4sf4): Ditto.
1261 (fma4i_fmsubaddv4df4): Ditto.
1262 (fma4i_fmsubaddv2df4): Ditto.
1264 * doc/invoke.texi (-mfma4): Add documentation.
1265 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1267 2009-09-29 Richard Henderson <rth@redhat.com>
1269 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1270 an edge to the new destination block.
1272 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1275 * pa.c (hppa_profile_hook): Use
1276 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1278 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1279 Alexander Monakov <amonakov@ispras.ru>
1282 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1283 (not_postinc_memory_operand): New.
1284 (not_postinc_move_operand): New.
1285 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1286 (*cmovsi_internal): Ditto.
1288 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1290 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1291 restrict issue_rate in first pass when scheduling for register
1294 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1295 Rafael Avila de Espindola <espindola@google.com>
1297 * gengtype.c (plugin_output): New.
1298 (get_output_file_with_visibility): Return plugin_output for plugins.
1299 (main): Parse and use the -P option.
1300 * gty.texi: Update the command line format.
1302 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1305 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1307 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1308 out if !const_ok_for_output.
1311 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1312 case VAR_LOCATION>: Remove gcc_unreachable ().
1314 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1316 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1317 (x86_64-*-*): Ditto.
1318 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1319 back to smmintrin.h.
1320 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1321 * config/i386/x86intrin.h: Remove SSE5.
1322 * config/i386/mmintrin-common.h: Delete file.
1323 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1325 2009-09-29 Richard Guenther <rguenther@suse.de>
1327 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1328 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1330 2009-09-29 Nick Clifton <nickc@redhat.com>
1332 * function.c (current_function_name): If there is no current
1333 function just return "<none>".
1335 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1337 * tree-pass.h (register_pass_info): New structure.
1338 (pass_positioning_ops): Move enum from gcc-plugin.h.
1339 (register_pass): New function.
1340 * gcc-plugin.h (plugin_pass): Delete structure.
1341 (pass_positioning_ops): Delete enum.
1342 * plugin.c (regsiter_pass): Delete function.
1343 (position_pass): Delete function.
1344 (added_pass_nodes): Delete variable.
1345 (prev_added_pass_nodes): Delete variable.
1346 (pass_list_node): Delete structure.
1347 * passes.c (make_pass_instance): New function.
1348 (next_pass_1): Change to call make_pass_instance.
1349 (pass_list_node): Move structure from gcc-plugin.h.
1350 (added_pass_nodes): Move variable from plugin.c.
1351 (prev_added_pass_nodes): Move variable from plugin.c.
1352 (position_pass): New function.
1353 (register_pass): New function.
1355 2009-09-28 Easwaran Raman <eraman@google.com>
1357 * ifcvt.c (noce_try_abs): Recognize pattern and call
1358 expand_one_cmpl_abs_nojump.
1359 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1360 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1362 2009-09-28 Ian Lance Taylor <iant@google.com>
1365 * c-opts.c (c_common_handle_option): Don't set
1366 warn_jump_misses_init for -Wall.
1367 * doc/invoke.texi (Warning Options): Update documentation.
1369 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1371 * Makefile.in ($(out_object_file)): Depend on
1372 gt-$(basename $(notdir $(out_file))).h.
1374 2009-09-28 Richard Henderson <rth@redhat.com>
1376 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1377 * except.c (gen_eh_region): Set it.
1378 (duplicate_eh_regions_1): Copy it.
1379 * tree-eh.c (lower_resx): Use it to determine which function
1382 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1383 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1384 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1385 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1386 BUILT_IN_CXA_END_CLEANUP if necessary.
1388 * c-common.c (c_define_builtins): Update call to
1389 build_common_builtin_nodes.
1391 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1393 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1395 2009-09-28 Michael Matz <matz@suse.de>
1397 * builtins.c (interclass_mathfn_icode): New helper.
1398 (expand_builtin_interclass_mathfn): Use it here, and split folding
1400 (fold_builtin_interclass_mathfn): ... this new folder.
1401 (build_call_nofold_loc): New static helper.
1402 (build_call_nofold): New wrapper macro for above.
1403 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1404 (expand_builtin_pow): Ditto.
1405 (expand_builtin_memset_args): Ditto.
1406 (expand_builtin_printf): Ditto.
1407 (expand_builtin_fprintf): Ditto.
1408 (expand_builtin_sprintf): Ditto.
1409 (expand_builtin_memory_chk): Ditto.
1410 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1411 (expand_builtin_stpcpy): Ditto.
1412 (expand_builtin_strcmp): Ditto.
1413 (expand_builtin_strncmp): Ditto.
1414 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1415 (expand_builtin_strcpy_args): Don't call folders.
1416 (expand_builtin_memcmp): Ditto.
1417 (expand_builtin_strncpy): Ditto, and use target.
1418 (expand_builtin_memcpy): Ditto.
1419 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1420 expand_builtin_strpbrk, expand_builtin_memmove,
1421 expand_builtin_memmove_args, expand_builtin_bcopy,
1422 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1423 expand_builtin_strspn, expand_builtin_strcspn,
1424 expand_builtin_fputs): Remove these.
1425 (expand_builtin): Don't call the above, change calls to other
1426 expanders that changed prototype.
1427 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1428 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1429 fold_builtin_interclass_mathfn.
1430 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1431 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1433 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1434 * passes.c (init_optimization_passes): Move pass_fold_builtins
1435 after last phiopt pass.
1436 * tree-inline.c (fold_marked_statements): When folding builtins
1437 iterate over all instruction potentially generated.
1438 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1440 (fold_gimple_call): Use it to always fold calls (into potentially
1441 multiple instructions).
1442 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1443 calls into zero at this time.
1444 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1445 statements generated by builtin folding.
1447 2009-09-28 Nick Clifton <nickc@redhat.com>
1449 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
1452 2009-09-28 Duncan Sands <baldrick@free.fr>
1454 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1455 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1456 (register_callback): Dispatch it.
1457 (invoke_plugin_callbacks): Incorporate in sanity check.
1458 * ggc.h (ggc_register_cache_tab): Add declaration.
1459 * ggc-common.c (ggc_register_root_tab): Simplify.
1460 (const_ggc_cache_tab_t): New typedef.
1461 (extra_cache_vec): New vector of dynamically added cache tables.
1462 (ggc_register_cache_tab): New function.
1463 (ggc_scan_cache_tab): New function.
1464 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1465 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1467 2009-09-27 Richard Henderson <rth@redhat.com>
1469 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1470 which we remove __builtin_stack_restore.
1472 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1474 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1475 to test for GRD_INVARIANT.
1476 (simple_rhs_p): Anything that's function_invariant_p is fine.
1478 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1480 * gengtype.c (main): Use plunge_files instead of plugin_output.
1482 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1483 Rafael Avila de Espindola <espindola@google.com>
1485 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1486 Don't print pch related info if it is false.
1487 (main): Don't print pch info in plugin mode.
1489 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1491 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1492 with dw_val_class_const_double.
1493 (struct dw_val_struct): Replace val_long_long with val_double and
1494 adjust for above change.
1495 (output_loc_operands): Likewise.
1496 (add_AT_long_long): Rename into...
1497 (add_AT_double): ...this.
1498 (print_die): Replace dw_val_class_long_long with
1499 dw_val_class_const_double and adjust.
1500 (attr_checksum): Likewise.
1501 (same_dw_val_p): Likewise.
1502 (size_of_die): Likewise.
1503 (value_format): Likewise.
1504 (output_die): Likewise.
1505 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1506 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1507 instead of add_AT_long_long.
1508 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1509 value with the precision of its type.
1511 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1514 * c-typeck.c (build_conditional_expr): Use the readonly and
1515 volatile flags of the operand types, not of the operands itself.
1517 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1519 collect2.c (main): Look for -brtl before adding libraries.
1521 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1523 * config.gcc: Update OpenBSD targets.
1524 * config/openbsd-stdint.h: New file.
1525 * config/openbsd-libpthread.h: New file.
1526 * config/openbsd.h: Update and break out LIB_SPEC definition.
1527 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1528 * config/i386/openbsdelf.h: Correct types.
1529 * config/m68k/openbsd.h: Likewise.
1530 * config/mips/openbsd.h: Likewise.
1531 * config/vax/openbsd.h: Likewise.
1533 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1535 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1536 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1537 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1538 of the length and zero.
1540 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1542 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1543 (FLAGS_H): Add options.h $(REAL_H).
1544 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1545 (TREE_VECTORIZER_H): New.
1546 (EBITMAP_H): Renamed from EBIMAP_H.
1547 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1548 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1549 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1550 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1551 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1552 (graphite-clast-to-gimple.o, graphite-dependences.o)
1553 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1554 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1555 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1556 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1557 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1558 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1559 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1560 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1561 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1562 updated and fixed as per above changes and per
1563 check_makefile_deps.sh output.
1566 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1567 * configure: Regenerate.
1569 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1571 * doc/install.texi: Update minimum MPC version to 0.7.
1573 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1575 * doc/install.texi (Binaries): Remove reference to the binary
1576 distribution CD-ROM from the FSF.
1578 2009-09-26 Michael Matz <matz@suse.de>
1582 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1583 that are mentioned in the body.
1585 2009-09-26 Michael Matz <matz@suse.de>
1587 PR tree-optimization/41454
1588 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1589 (tree_ssa_dominator_optimize): Don't allocate and free it.
1590 (dom_opt_leave_block): Don't iterate over it.
1591 (eliminate_redundant_computations): Don't return a value.
1592 (cprop_operand, cprop_into_stmt): Ditto.
1593 (optimize_stmt): Don't defer updating stmts.
1595 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1597 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1598 generic_parameter_die, template_parameter_pack_die,
1599 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
1600 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
1601 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
1603 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1605 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1606 * config/v850/v850.c (v850_function_value): New function.
1607 (TARGET_FUNCTION_VALUE): Define.
1609 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1611 * tree-vect-stmts.c (vectorizable_call): Call
1612 mark_symbols_for_renaming after vect_finish_stmt_generation.
1614 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1615 to loc_descriptor_from_tree.
1616 (add_location_or_const_value_attribute): Pass 0 instead of 2
1617 for decl_by_reference_p decls.
1619 2009-09-25 Richard Guenther <rguenther@suse.de>
1622 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1625 2009-09-25 Ben Elliston <bje@au.ibm.com>
1627 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1630 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1632 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1633 form of instruction.
1635 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1638 * fold-const.c (const_binop): Handle complex int division.
1639 * tree-complex.c (expand_complex_div_straight,
1640 expand_complex_div_wide): Update comments.
1642 2009-09-24 DJ Delorie <dj@redhat.com>
1645 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1646 (reg_class): Likewise.
1647 (REG_CLASS_NAMES): Likewise.
1648 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1650 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
1653 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1655 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1656 Delete VSX load/store with update support.
1657 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1658 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1662 (VStype_load_update): Ditto.
1663 (VStype_store_update): Ditto.
1664 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1665 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1667 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1668 load/store with update builtins.
1670 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1672 * libgcc2.c (L_trampoline): Prototype for getpagesize
1673 and mprotect in WINNT case.
1675 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1677 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1678 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1679 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1680 'outgoing' argument.
1681 (TARGET_FUNCTION_VALUE): Define.
1683 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1685 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1687 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1690 * common.opt: Initialize dwarf_strict to -1.
1691 * toplev.c (process_options): Catch unset dwarf_strict
1692 and set to 0 for all targets not overriding.
1693 * config/darwin.c (darwin_override_options): Catch unset
1694 dwarf_strict and override to 1.
1696 2009-09-24 Jeff Law <law@redhat.com>
1698 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1700 2009-09-24 Richard Guenther <rguenther@suse.de>
1702 PR tree-optimization/36143
1703 PR tree-optimization/38747
1704 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1705 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1707 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1710 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1711 return false instead of gcc_unreachable (). For CONST return the
1712 value returned by recursive call instead of always returning true.
1713 (tree_add_const_value_attribute): Return the value returned by
1714 add_const_value_attribute instead of always returning true if rtl
1717 2009-09-23 Justin Seyster <jrseys@gmail.com>
1719 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1721 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1723 * cgraphunit.c (cgraph_lower_function): Revert last change.
1724 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1725 instead of DECL_NO_STATIC_CHAIN.
1726 * tree-cfg.c (verify_gimple_call): Likewise.
1727 * tree-nested.c (get_chain_decl, get_chain_field,
1728 convert_tramp_reference_op, convert_gimple_call): Likewise.
1729 (convert_all_function_calls): Likewise. Always set or clear
1730 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1731 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1732 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1734 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1735 DECL_NO_STATIC_CHAIN.
1736 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1737 instead of DECL_NO_STATIC_CHAIN.
1738 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1739 decl_function_context.
1740 * varasm.c (initializer_constant_valid_p): Likewise.
1741 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1742 (DECL_STATIC_CHAIN): ... this.
1743 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1744 instead of DECL_NO_STATIC_CHAIN.
1746 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1747 Rafael Avila de Espindola <espindola@google.com>
1749 * gengtype.c (nb_plugin_files): Make it unsigned to match
1750 num_gt_files. Adjust other variables to avoid warnings.
1751 (main): Allocate an all zero lang_bitmap before each plugin file name
1752 to match regular file names.
1754 2009-09-23 Richard Henderson <rth@redhat.com>
1756 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1757 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1758 static chain passed in memory.
1759 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1760 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1761 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1762 STATIC_CHAIN_REGNUM defined.
1764 * config/picochip/picochip-protos.h: s/class/klass/.
1765 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1766 (picochip_static_chain): New.
1767 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1768 (STATIC_CHAIN_INCOMING): Remove.
1770 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1771 (xtensa_static_chain): New.
1772 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1774 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1776 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1777 * config/pa/pa-protos.h (function_value): Remove.
1778 * config/pa/pa.c (pa_function_value): Rename from function_value.
1779 Make static, add 'outgoing' argument.
1780 (TARGET_FUNCTION_VALUE): Define.
1782 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1784 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1785 instead of cfun->machine->is_leaf.
1786 * config/avr/avr.h (machine_function): Remove is_leaf field.
1788 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1791 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1792 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1793 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1794 the same size, prefer DW_OP_stack_value.
1795 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1796 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1798 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1801 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1803 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1806 * cfgexpand.c (convert_debug_memory_address): New.
1807 (expand_debug_expr): Convert base address and offset to the same
1808 mode. Use it to convert addresses to other modes. Accept
1811 2009-09-23 Richard Guenther <rguenther@suse.de>
1813 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1814 produced for bigendian targets with promoted subregs.
1816 2009-09-23 Richard Guenther <rguenther@suse.de>
1818 * value-prof.c (gimple_ic): Purge old EH edges only after building
1821 2009-09-23 Nick Clifton <nickc@redhat.com>
1823 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1825 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1828 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1831 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1832 on non-nested functions.
1834 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1835 Jan Hubicka <jh@suse.cz>
1837 * dwarf2out.c (loc_list_plus_const): Only define if
1838 DWARF2_DEBUGGING_INFO.
1839 (address_of_int_loc_descriptor): Likewise.
1842 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1844 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1847 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1848 constant is more than zero.
1850 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1853 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1854 call final to emit non-scheduled prologue, instead insert at entry.
1856 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1857 Joseph S. Myers <joseph@codesourcery.com>
1859 * doc/install.texi (*-*-freebsd*): Add proper format codes.
1861 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1862 Rafael Avila de Espindola <espindola@google.com>
1864 * gengtype.c (is_file_equal): New function.
1865 (close_output_files): Use is_file_equal. Free of->buf.
1867 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1868 Rafael Avila de Espindola <espindola@google.com>
1870 * gengtype.c (write_types, write_local): Add the output_header
1871 argument. Update all callers.
1873 2009-09-22 Dodji Seketeli <dodji@redhat.com>
1875 * dwarf2out.c (template_parameter_pack_die,
1876 gen_formal_parameter_pack_die ): New functions.
1877 (make_ith_pack_parameter_name): Remove this function.
1878 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
1879 DW_TAG_formal_parameter_pack.
1880 (gen_generic_params_dies): Represent each template parameter pack
1881 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
1882 represented by usual DW_TAG_template_*_parameter DIEs that are
1883 children of the DW_TAG_template_parameter_pack element DIE.
1884 (generic_parameter_die): This doesn't deal with parameter pack
1885 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
1886 of parameter pack DIEs.
1887 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
1888 in certain cases, e.g. for pack elements.
1889 (gen_formal_types_die, gen_decl_die): Adjust usage of
1890 gen_formal_parameter_die.
1891 (gen_subprogram_die): Represent each function parameter pack by a
1892 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
1893 represented by usual DW_TAG_formal_parameter DIEs that are children
1894 of the DW_TAG_formal_parameter_pack DIE. Remove references to
1895 ____builtin_va_alist decls as no part of the compiler uses those
1897 * langhooks.h (struct lang_hooks_for_decls): Add
1898 function_parm_expanded_from_pack_p, get_generic_function_decl
1899 and function_parameter_pack_p hooks. Fix comment for
1900 get_innermost_generic_parms hook.
1901 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
1902 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
1903 macros and use them to initialize lang_hook.
1905 2009-09-22 Richard Henderson <rth@redhat.com>
1907 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
1908 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
1909 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
1910 on TRAMPOLINE_TEMPLATE.
1911 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
1912 TRAMPOLINE_ADJUST_ADDRESS.
1913 * targhooks.c (default_asm_trampoline_template): Remove.
1914 (default_trampoline_adjust_address): Remove.
1915 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
1916 * targhooks.h: Update decls.
1918 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1920 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
1921 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
1922 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
1924 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
1927 * reload1.c (reload): Reset debug insns with pseudos without
1930 2009-09-22 Janis Johnson <janis187@us.ibm.com>
1932 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
1933 unconditional true for decimal float modes.
1934 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
1935 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
1937 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1939 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
1940 Enable a new case for __FreeBSD__ >= 7.
1941 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
1942 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
1943 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
1944 and USE_LD_AS_NEEDED.
1946 * doc/install.texi (*-*-freebsd*): Update target information.
1948 2009-09-22 Richard Guenther <rguenther@suse.de>
1951 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
1952 arrays really properly.
1954 2009-09-22 Richard Henderson <rth@redhat.com>
1957 * target.h (struct gcc_target): Add asm_out.trampoline_template,
1958 calls.static_chain, calls.trampoline_init,
1959 calls.trampoline_adjust_address.
1960 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1961 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1962 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1963 * builtins.c (expand_builtin_setjmp_receiver): Use
1964 targetm.calls.static_chain; only clobber registers.
1965 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
1966 set up memory attributes properly for the trampoline block.
1967 (expand_builtin_adjust_trampoline): Use
1968 targetm.calls.trampoline_adjust_address.
1969 * calls.c (prepare_call_address): Add fndecl argument. Use
1970 targetm.calls.static_chain.
1971 * df-scan.c (df_need_static_chain_reg): Remove.
1972 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
1973 consolodate static chain handling.
1974 * doc/tm.texi: Document new hooks.
1975 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
1976 (init_emit_regs): Don't initialize them.
1977 * expr.h (prepare_call_address): Update decl.
1978 * final.c (profile_function): Use targetm.calls.static_chain.
1979 * function.c (expand_function_start): Likewise.
1980 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
1981 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
1982 only clobber registers.
1983 * targhooks.c (default_static_chain): New.
1984 (default_asm_trampoline_template, default_trampoline_init): New.
1985 (default_trampoline_adjust_address): New.
1986 * targhooks.h: Declare them.
1987 * varasm.c (assemble_trampoline_template): Use
1988 targetm.asm_out.trampoline_template. Make the memory block const
1991 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
1992 alpha_initialize_trampoline. Make static. Merge VMS parameter
1993 differences into the TARGET_ABI_OPEN_VMS code block.
1994 (TARGET_TRAMPOLINE_INIT): New.
1995 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
1996 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
1997 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
1998 (INITIALIZE_TRAMPOLINE): Remove.
2000 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2001 (TRAMPOLINE_TEMPLATE): Merge with ...
2002 (INITIALIZE_TRAMPOLINE): ... this and move ...
2003 * config/arc/arc.c (arc_trampoline_init): ... here.
2004 (TARGET_TRAMPOLINE_INIT): New.
2006 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2007 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2008 (arm_asm_trampoline_template): New.
2009 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2010 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2011 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2012 code to arm_asm_trampoline_template.
2013 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2014 arm_trampoline_adjust_address.
2015 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2016 adjust for target hook parameters.
2018 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2021 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2022 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2023 (bfin_trampoline_init): Rename from initialize_trampoline;
2024 make static; update for target hook parameters.
2025 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2026 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2027 bfin_asm_trampoline_template.
2028 (INITIALIZE_TRAMPOLINE): Remove.
2030 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2031 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2032 cris_trampoline_init): New.
2033 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2034 cris_asm_trampoline_template.
2035 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2036 adjust for target hook parameters.
2038 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2040 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2041 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2042 fr30_trampoline_init): New.
2043 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2044 fr30_asm_trampoline_template.
2045 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2046 adjust for target hook parameters.
2048 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2049 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2050 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2051 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2052 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2054 * config/h8300/h8300.c (h8300_trampoline_init): New.
2055 (TARGET_TRAMPOLINE_INIT): New.
2056 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2057 to h8300_trampoline_init and adjust for hook parameters.
2059 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2060 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2061 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2062 make static; adjust for hook parameters.
2063 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2065 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2066 (TARGET_TRAMPOLINE_INIT): New.
2067 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2068 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2069 iq2000_asm_trampoline_template.
2070 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2071 (TRAMPOLINE_CODE_SIZE): New.
2072 (TRAMPOLINE_SIZE): Use it.
2073 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2075 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2076 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2077 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2078 adjust for hook parameters.
2079 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2081 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2082 (m32r_trampoline_init): New.
2083 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2084 m32r_trampoline_init.
2086 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2087 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2088 make static; update for hook parameters.
2089 * config/m68hc11/m68hc11-protos.h: Update.
2090 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2092 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2093 (TARGET_TRAMPOLINE_INIT): New.
2094 (mcore_function_value): Fix typo.
2095 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2096 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2097 to mcore_asm_trampoline_template.
2098 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2100 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2101 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2102 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2103 update for hook parameters.
2104 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2106 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2107 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2108 mips_trampoline_init): New.
2109 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2110 mips_asm_trampoline_template.
2111 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2112 update for hook parameters.
2114 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2115 (TARGET_TRAMPOLINE_INIT): New.
2116 (mmix_trampoline_size): Remove.
2117 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2118 make static. Remove out-of-date tetra vs octa comment.
2119 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2120 make static; update for hook parameters.
2121 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2122 (INITIALIZE_TRAMPOLINE): Remove.
2123 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2124 (TRAMPOLINE_ALIGNMENT): New.
2125 * gcc/config/mmix/mmix-protos.h: Update.
2127 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2128 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2129 mn10300_trampoline_init): New.
2130 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2131 mn10300_asm_trampoline_template.
2132 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2134 * config/moxie/moxie.c (moxie_static_chain,
2135 moxie_asm_trampoline_template, moxie_trampoline_init,
2136 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2137 TARGET_TRAMPOLINE_INIT): New.
2138 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2139 moxie_trampoline_init.
2140 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2141 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2143 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2144 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2145 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2146 pa_trampoline_adjust_address): New.
2147 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2148 pa_asm_trampoline_template.
2149 (TRAMPOLINE_ALIGNMENT): New.
2150 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2151 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2152 adjust for hook parameters.
2153 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2155 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2156 (TARGET_TRAMPOLINE_INIT): New.
2157 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2158 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2160 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2162 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2163 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2164 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2165 make static; adjust parameters for the hook.
2166 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2168 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2169 s390_trampoline_template; make static.
2170 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2171 make static; adjust for target hook.
2172 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2173 * config/s390/s390-protos.h: Remove trampoline decls.
2174 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2175 (TRAMPOLINE_TEMPLATE): Remove.
2176 (TRAMPOLINE_ALIGNMENT): New.
2178 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2179 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2180 (TARGET_TRAMPOLINE_INIT): New.
2181 (score_asm_trampoline_template): New.
2182 (score_trampoline_init): Rename from score_initialize_trampoline;
2183 make static; adjust for hook parameters.
2184 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2185 score[37]_asm_trampoline_template.
2186 (INITIALIZE_TRAMPOLINE): Remove.
2187 * config/score/score3.c (score3_asm_trampoline_template): New.
2188 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2189 adjust for target hook.
2190 * config/score/score7.c (score7_asm_trampoline_template): New.
2191 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2192 adjust for target hook.
2193 * config/score/score3.h, config/score/score7.h: Update.
2195 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2196 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2197 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2198 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2199 make static; adjust for target hook parameters.
2200 (sh_trampoline_adjust_address): New.
2201 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2202 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2204 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2205 (sparc32_initialize_trampoline): Rename from
2206 sparc_initialize_trampoline; make static; replace tramp parameter
2207 with m_tramp and update memory accesses.
2208 (sparc64_initialize_trampoline): Similarly.
2209 (sparc_trampoline_init): New.
2210 * config/sparc/sparc-protos.h: Remove trampoline decls.
2211 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2212 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2214 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2215 (array_to_constant): Make ARR parameter const.
2216 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2217 make static; update for hook parameters.
2218 * config/spu/spu-protos.h: Update decls.
2219 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2221 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2222 from xstormy16_initialize_trampoline; make static; update for
2224 (TARGET_TRAMPOLINE_INIT): New.
2225 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2227 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2228 (TARGET_TRAMPOLINE_INIT): New.
2229 (v850_can_eliminate): Make static.
2230 (v850_asm_trampoline_template, v850_trampoline_init): New.
2231 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2232 v850_asm_trampoline_template.
2233 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2234 and adjust for target hook parameters.
2236 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2237 (TARGET_TRAMPOLINE_INIT): New.
2238 (vax_asm_trampoline_template, vax_trampoline_init): New.
2239 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2240 vax_asm_trampoline_template.
2241 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2243 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2244 (TARGET_TRAMPOLINE_INIT): New.
2245 (xtensa_asm_trampoline_template): Rename from
2246 xtensa_trampoline_template; make static.
2247 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2248 make static; update for hook parameters.
2249 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2250 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2251 (INITIALIZE_TRAMPOLINE): Remove.
2253 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2254 error for nested functions with regparm=3.
2255 (ix86_compute_frame_layout): Adjust frame pointer offset for
2256 ix86_static_chain_on_stack.
2257 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2258 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2259 don't reset to UNITS_PER_WORD.
2260 (ix86_emit_leave): Adjust ix86_cfa_state.
2261 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2262 (ix86_static_chain): New.
2263 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2264 make static; update for target hook parameters; use ix86_static_chain.
2265 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2266 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2267 (INITIALIZE_TRAMPOLINE): Remove.
2268 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2269 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2270 to the end. Add static_chain_on_stack.
2271 (ix86_static_chain_on_stack): New.
2273 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2274 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2275 (m68k_trampoline_init): New.
2276 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2277 m68k_trampoline_init and adjust for hook parameters.
2278 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2279 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2281 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2283 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2284 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2286 * reload1.c (reload): Call wrap_constant when substituting
2287 reg for equiv inside of DEBUG_INSNs.
2290 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2291 add_call_src_coords_attributes, add_high_low_attributes,
2292 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2293 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2294 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2295 when -gdwarf-2 -gstrict-dwarf.
2296 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2297 -gdwarf-[23] -gstrict-dwarf.
2298 (address_of_int_loc_descriptor, loc_descriptor,
2299 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2300 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2301 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2303 2009-09-22 Richard Guenther <rguenther@suse.de>
2305 PR tree-optimization/41428
2306 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2307 (ccp_finalize): Pass it to substitute_and_fold.
2309 2009-09-22 Richard Guenther <rguenther@suse.de>
2311 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2312 (substitute_and_fold): Adjust prototype.
2313 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2314 (simplify_stmt_using_ranges): Likewise.
2315 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2316 (vrp_fold_stmt): New function.
2317 (vrp_finalize): Pass it to substitute_and_fold.
2318 * tree-flow.h (vrp_evaluate_conditional): Remove.
2319 (simplify_stmt_using_ranges): Likewise.
2320 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2321 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2322 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2324 (fold_predicate_in): Move to tree-vrp.c.
2325 (substitute_and_fold): Use the callback instead of calling into
2326 tree-vrp.c functions directly.
2328 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2330 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2331 comparison warning on rs6000.
2334 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2335 GIMPLE_EH_MUST_NOT_THROW cleanup.
2336 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2338 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2341 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2342 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2343 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2344 libSystem which is derived from the gcc 4.2.1 unwinder.
2346 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2349 * varasm.c (default_encode_section_info): Copy TLS model into
2350 sym_ref flags regardless of backend support for TLS, for all
2351 model types except TLS_MODEL_EMULATED.
2353 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2356 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2357 we can handle it correctly.
2359 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2361 * doc/install.texi (os2): Remove section.
2363 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2365 * doc/standards.texi (Objective-C): Adjust two URLs.
2367 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2369 * tree-tailcall.c (process_assignment): Don't check if a
2370 multiplication or an addition are already present.
2371 (find_tail_calls): Combine multiple additions and multiplications.
2372 (adjust_accumulator_values): Emit accumulators.
2374 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2376 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2377 xmm register restore.
2379 2009-09-21 Jan Hubicka <jh@suse.cz>
2381 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2382 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2385 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2387 * stor-layout.c (layout_type): Remove obsolete code.
2389 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2392 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2394 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2397 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2398 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2399 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2400 * fold-const.c (const_binop): Likewise.
2401 * real.h (do_mpc_arg2): Update prototype.
2403 2009-09-20 Jan Hubicka <jh@suse.cz>
2405 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2406 (add_location_or_const_value_attribute): Rewrite using
2408 (tree_add_const_value_attribute): Return true if successful.
2409 (tree_add_const_value_attribute_for_decl): Likewise.
2411 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2412 (loc_descriptor): ... here;
2413 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2414 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2415 pool items that was not marked for output.
2416 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2417 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2418 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2419 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2420 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2421 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2422 DW_OP_stack_value to get address of items that are not available
2424 (dw_loc_list): Handle single element lists correctly.
2426 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2427 Pascal Obry <obry@adacore.com>
2429 * unwind-dw2-fde.c (classify_object_over_fdes):
2430 Cast the constant 1 to _Unwind_Ptr.
2431 (add_fdes): Likewise.
2432 (linear_search_fdes): Likewise.
2434 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2436 * stor-layout.c (set_sizetype): Avoid useless type copy.
2438 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2440 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2442 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2443 * configure, config.in: Regenerate.
2444 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2446 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2447 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2448 for global data if the output could be used in a shared library.
2449 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2450 to 0 if TARGET_WRITABLE_EH_FRAME.
2452 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2454 PR rtl-optimization/39886
2455 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2456 just when insn is equal to BB_END (bb).
2458 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2460 * config/mips/mips.opt (mrelax-pic-calls): New option.
2461 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2463 (mips_unspec_call): Change "unspec_call" expander into this.
2464 (mips_strip_unspec_call): New function.
2465 (mips_got_load): Call mips_unspec_call instead of
2466 gen_unspec_call<mode>.
2467 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2469 (mips_cfg_in_reorg): New function.
2470 (mips16_lay_out_constants): Use it to decide whether to call
2471 CFG-aware insn splitting.
2472 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2473 mips_reorg. Move DF set-up code from here ...
2474 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2476 (mips_reorg): Call mips_df_reorg instead of
2477 r10k_insert_cache_barriers. Move CFG set-up code here from
2478 r10k_insert_cache_barriers.
2479 (mips_call_expr_from_insn): New function.
2480 (mips_pic_call_symbol_from_set): Likewise.
2481 (mips_find_pic_call_symbol): Likewise.
2482 (mips_annotate_pic_call_expr): Likewise.
2483 (mips_get_pic_call_symbol): Likewise.
2484 (mips_annotate_pic_calls): Likewise.
2485 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2487 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2488 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2489 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2491 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2492 (unspec_call<mode>): Remove it.
2493 (sibcall_internal, sibcall_value_internal,
2494 sibcall_value_multiple_internal, call_internal, call_split,
2495 call_value_internal, call_value_split,
2496 call_value_multiple_internal, call_value_multiple_split): Pass
2497 SIZE_OPNO to MIPS_CALL.
2498 (call_internal_direct, call_direct_split,
2499 call_value_internal_direct, call_value_direct_split): Pass -1 as
2500 SIZE_OPNO to MIPS_CALL.
2501 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2502 * configure: Regenerate.
2503 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2504 and -mno-relax-pic-calls.
2505 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2507 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2510 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2511 in the directory this rule is called from, rather than the
2512 toplevel 'gcc' directory, to fix in-tree build.
2514 2009-09-19 Chris Demetriou <cgd@google.com>
2516 PR preprocessor/28435:
2517 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2518 to cpplib that the preprocessor output is needed.
2520 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2522 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2523 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2524 *return_and_restore_fpregs_<mode>,
2525 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2528 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2529 instead of assuming it has always a REG inside of it.
2531 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2533 * config/freebsd.h: Update comment on types.
2534 (WINT_TYPE): Define.
2536 2009-09-18 Jason Merrill <jason@redhat.com>
2538 * c.opt: Add -fno-deduce-init-list.
2540 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2542 * value-prof.c (interesting_stringop_to_profile_p): Added output
2543 argument to indicate which parameter is the size parameter.
2544 * value-prof.c (gimple_stringop_fixed_value): Use
2545 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2546 * value-prof.c (gimple_stringops_transform): Update call sites to
2547 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2549 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2552 From David Binderman <dcb314@hotmail.com>:
2553 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2554 local variable f. Remove stale comments.
2555 (ix86_compute_frame_layout): Remove useless local variable total_size.
2556 Remove #if 0'd code.
2557 (legitimate_address_p): Remove useless local variables
2558 reason_rtx and reason.
2559 (ix86_split_copysign_const): Remove useless local variable op1.
2560 (scale_counter): Remove useless local variable piece_size_mask.
2562 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2564 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2567 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2570 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2572 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2574 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2577 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2579 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2580 DW_OP_implicit_value even without dwarf_version 4.
2582 2009-09-17 Jan Hubicka <jh@suse.cz>
2584 * dwarf2out.c: Include tree-pass.h and gimple.h.
2585 (loc_list_plus_const): New function.
2586 (loc_descriptor_from_tree_1): Rename to ...
2587 (loc_descriptor_from_tree): ... remove original.
2588 (loc_list_from_tree): New function.
2589 (add_AT_location_description): Accept location list.
2590 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2591 (concatn_mem_loc_descriptor): Remove.
2592 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2594 (secname_for_decl): Move up.
2595 (hidden_reference_p): New function; break out from ...
2596 (loc_by_refernece): ... here; move up.
2597 (dw_loc_list): New function.
2598 (single_element_loc_list): New function.
2599 (single_element_loc_list_p): New function.
2600 (add_loc_descr_to_each): New function.
2601 (add_loc_list): New function.
2602 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2603 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2604 add diagnostics why expansion failed.
2605 (add_location_or_const_value_attribute): Support location lists.
2606 (add_bound_info): Likewise.
2607 (descr_info_loc): Update call of loc_descriptor_from_tree.
2608 (gen_variable_die): Work on location lists.
2609 * final.c (pass_final): Add dump file.
2610 * Makefile.in (dwarf2out.o): Add new dependencies.
2612 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2615 * real.c decimal_from_integer, decimal_integer_string): New.
2616 (real_from_integer): Use them as special case for decimal float.
2617 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2618 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2619 Do not append zero after the decimal point in string to convert.
2621 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2623 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2624 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2626 2009-09-17 Martin Jambor <mjambor@suse.cz>
2628 * common.opt (fipa-sra): New switch.
2629 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2630 * timevar.def (TV_IPA_SRA): New timevar.
2631 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2632 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2633 * tree-sra.c: Include cgraph.c.
2634 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2635 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2636 and grp_not_necessarilly_dereferenced.
2637 (func_param_count): New variable.
2638 (encountered_apply_args): New variable.
2639 (bb_dereferences): New variable.
2640 (final_bbs): New variable.
2641 (no_accesses_representant): New variable.
2642 (no_accesses_p): New function.
2643 (dump_access): Dump the new fields.
2644 (sra_initialize): Set encountered_apply_args to false.
2645 (get_ssa_base_param): New function.
2646 (mark_parm_dereference): New function.
2647 (create_access): Caring for INIDRECT_REFs and different handling of
2648 varialble length accesses in early IPA SRA. Store the stmt - a new
2649 parameter - to the new access.
2650 (build_access_from_expr_1): New parameter stmt, passed to
2651 create_access. Handle INDIRECT_REFs.
2652 (build_access_from_expr): Pass the current statement to
2653 build_access_from_expr_1.
2654 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2656 (build_accesses_from_assign): Pass the current statement to
2657 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2658 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2659 final_bbs when necessary. Check for calls to __builtin_apply_args.
2660 Fixup EH info if anythng was changed.
2661 (is_unused_scalar_param): New function.
2662 (ptr_parm_has_direct_uses): New function.
2663 (find_param_candidates): New function.
2664 (mark_maybe_modified): New function.
2665 (analyze_modified_params): New function.
2666 (propagate_dereference_distances): New function.
2667 (dump_dereferences_table): New function.
2668 (analyze_caller_dereference_legality): New function.
2669 (unmodified_by_ref_scalar_representative): New function.
2670 (splice_param_accesses): New function.
2671 (decide_one_param_reduction): New function.
2672 (enum ipa_splicing_result): New type.
2673 (splice_all_param_accesses): New function.
2674 (get_param_index): New function.
2675 (turn_representatives_into_adjustments): New function.
2676 (analyze_all_param_acesses): New function.
2677 (get_replaced_param_substitute): New function.
2678 (get_adjustment_for_base): New function.
2679 (replace_removed_params_ssa_names): New function.
2680 (sra_ipa_reset_debug_stmts): New function.
2681 (sra_ipa_modify_expr): New function.
2682 (sra_ipa_modify_assign): New function.
2683 (convert_callers): New function.
2684 (modify_function): New function.
2685 (ipa_sra_preliminary_function_checks): New function.
2686 (ipa_early_sra): New function.
2687 (ipa_early_sra_gate): New function.
2688 (pass_early_ipa_sra): New variable.
2689 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2691 2009-09-17 Michael Matz <matz@suse.de>
2694 * tree.c (build_type_attribute_qual_variant): Export.
2695 * tree.h (build_type_attribute_qual_variant): Declare.
2696 * tree-inline.c (remap_type_1): Use it to build variants with
2697 the original qualifiers and attributes.
2699 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2701 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2702 without a fallthrough edge.
2704 2009-09-16 DJ Delorie <dj@redhat.com>
2706 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2707 chip and ignore the "fast_interrupt" attribute if so.
2709 2009-09-16 Richard Henderson <rth@redhat.com>
2712 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2715 2009-09-16 Richard Henderson <rth@redhat.com>
2718 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2719 is set only if DECL_NO_STATIC_CHAIN is unset.
2720 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2721 (FOR_EACH_NEST_INFO): New.
2722 (walk_all_functions): Use it.
2723 (finalize_nesting_tree): Likewise.
2724 (unnest_nesting_tree): Likewise.
2725 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2726 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2727 (convert_gimple_call): Early out if gimple_call_chain already set.
2728 (convert_all_function_calls): Iterate until no new functions
2729 require a static chain.
2730 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2731 when building a trampoline. Use dump_function_to_file instead
2733 (lower_nested_functions): Open dump_file. Validate that decls
2734 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2735 bit reset by this pass.
2737 2009-09-16 Michael Matz <matz@suse.de>
2740 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2741 shorten decl_common_unused.
2742 (DECL_RESTRICTED_P): New accessor.
2743 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2744 to disambiguate marked decls and restrict pointers.
2746 2009-09-16 Richard Henderson <rth@redhat.com>
2749 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2751 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2753 * integrate.c (set_block_abstract_flags): Call
2754 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2756 2009-09-16 Richard Guenther <rguenther@suse.de>
2759 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2762 2009-09-16 DJ Delorie <dj@redhat.com>
2763 Kaz Kojima <kkojima@gcc.gnu.org>
2765 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2766 (sh_expand_prologue): Update calls to output_stack_adjust.
2767 (sh_expand_epilogue): Likewise.
2769 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2772 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2773 trying to limit the extent of searches in the insn stream.
2775 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2776 Jakub Jelinek <jakub@redhat.com>
2780 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2782 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2783 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2784 (rs6000_savres_strategy): Always save FP registers inline if the
2785 target doesn't support hardware double-precision. Set the above
2786 bits in return value when needed.
2787 (rs6000_savres_routine_sym): Fix computation for cache selector.
2788 Mark the generated symbol as a function. Rename exitp argument to
2789 lr. Move code for determining the name of the symbol...
2790 (rs6000_savres_routine_name): ...here. New function. Add cases for
2791 getting the names right on AIX and 64-bit Linux.
2792 (savres_routine_name): New variable.
2793 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2794 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2795 on what the target routine uses as a base register. If savep && lr
2796 describe saving of r0 into memory slot.
2797 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2798 line calls for AIX ABI.
2799 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2800 determine FP save/restore functions.
2801 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2802 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2804 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2805 Duplicate restoration of LR and execute the appropriate one
2806 depending on whether GPRs are being restored inline. Set r11 from
2807 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2808 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2809 Fix out of line calls for AIX ABI.
2810 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2812 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2814 (*restore_gpregs_spe): Likewise.
2815 (*return_and_restore_gpregs_spe): Likewise.
2816 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2817 Define to empty string unconditionally.
2818 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2819 Define to empty string unconditionally.
2820 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2823 2009-09-15 Jan Hubicka <jh@suse.cz>
2825 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2826 * params.def (inline-insns-auto): Likewise.
2828 2009-09-15 Martin Jambor <mjambor@suse.cz>
2830 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2831 individual statements only at TDF_DETAILS dump level. Format
2832 source for 80 characters per line.
2834 2009-09-15 Christian Bruel <christian.bruel@st.com>
2836 * regrename.c (do_replace): Update REG_DEAD notes.
2838 2009-09-15 Revital Eres <eres@il.ibm.com>
2840 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2841 * targhooks.c (default_builtin_support_vector_misalignment):
2842 New builtin function.
2843 * targhooks.h (default_builtin_support_vector_misalignment):
2845 * target.h (builtin_support_vector_misalignment):
2846 New field in struct gcc_target.
2847 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2848 new builtin function.
2849 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2851 * config/rs6000/rs6000.c
2852 (rs6000_builtin_support_vector_misalignment): New function.
2853 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2855 2009-09-15 Jie Zhang <jie.zhang@analog.com>
2857 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
2859 (bfin_optimize_loop): Likewise.
2860 (bfin_gen_bundles): Likewise.
2861 (workaround_speculation): Likewise.
2862 (find_load): Return NULL_RTX for debug_insn.
2864 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
2866 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
2869 2009-09-14 DJ Delorie <dj@redhat.com>
2871 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2872 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
2875 2009-09-14 Richard Henderson <rth@redhat.com>
2876 Jakub Jelinek <jakub@redhat.com>
2878 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
2879 * cfgbuild.c (make_edges): Handle asm goto.
2880 * cfglayout.c (fixup_reorder_chain): Likewise.
2881 * cfgrtl.c (patch_jump_insn): Likewise.
2882 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
2883 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
2884 (gimple_build_asm_vec): Add and use labels parameter.
2885 (gimple_build_asm): Remove.
2886 (walk_gimple_asm): Walk labels too.
2887 * gimple.def (GIMPLE_ASM): Update docs.
2888 * gimple.h: Update decls.
2889 (struct gimple_statement_asm): Change nc to use unsigned char;
2891 (gimple_asm_nlabels): New.
2892 (gimple_asm_label_op, gimple_asm_set_label_op): New.
2893 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
2894 into gimple_build_asm_vec.
2895 * jump.c (mark_jump_label_asm): New.
2896 (mark_jump_label): Use it.
2897 (redirect_jump_1): Handle asm goto.
2898 (invert_jump_1): Soft fail if X is null.
2899 * recog.c (extract_asm_operands): New.
2900 (asm_noperands): Use it; handle asm labels.
2901 (decode_asm_operands): Use extract_asm_operands.
2902 (asm_operand_ok): Properly handle empty string.
2903 * reg-stack.c (get_asm_operands_in_out): Rename from
2904 get_asm_operand_n_inputs; use extract_asm_operands; return both
2905 inputs and outputs by reference; update all callers.
2906 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
2907 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
2908 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
2909 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
2910 (extract_asm_operands): Declare.
2911 * stmt.c (expand_asm_operands): Add and use labels parameter.
2912 (check_unique_operand_names): Likewise.
2913 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
2914 (expand_asm_stmt): Handle asm labels.
2915 * tree-cfg.c (make_gimple_asm_edges): New.
2916 (make_edges): Use it.
2917 (cleanup_dead_labels): Handle asm labels.
2918 (is_ctrl_altering_stmt): Likewise.
2919 (gimple_redirect_edge_and_branch): Likewise.
2920 * tree.def (ASM_EXPR): Add 5th operand.
2921 * tree.h (ASM_LABELS): New.
2922 (resolve_asm_operand_names): Update decl.
2924 * c-parser.c (c_parser_asm_statement): Parse asm goto.
2925 (c_parser_asm_goto_operands): New.
2926 * c-tree.h (build_asm_expr): Update decl.
2927 * c-typeck.c (build_asm_expr): Add and use labels parameter.
2928 * doc/extend.texi: Document asm goto.
2930 2009-09-14 Richard Henderson <rth@redhat.com>
2932 * except.h: Update declarations.
2933 (struct pointer_map_t): Forward declare.
2934 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
2935 (struct eh_landing_pad_d, eh_landing_pad): New.
2936 (struct eh_catch_d, eh_catch): New.
2937 (struct eh_region_d): Remove next_region_sharing_label, aka,
2938 label, tree_label, landing_pad, post_landing_pad, resume,
2939 may_contain_throw. Rename region_number to index. Remove
2940 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
2941 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
2942 (VEC(eh_landing_pad,gc)): New.
2943 (struct eh_status): Remove last_region_number. Add lp_array,
2944 throw_stmt_table, ttype_data, ehspec_data.
2945 (ehr_next, FOR_ALL_EH_REGION_AT): New.
2946 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
2947 * except.c (lang_protect_cleanup_actions): Return tree.
2948 (struct ehl_map_entry): Remove.
2949 (init_eh_for_function): Push zero entries for region and lp_array.
2950 (gen_eh_region): Add to region_array immediately.
2951 (gen_eh_region_catch): Operate on eh_catch objects.
2952 (gen_eh_landing_pad): New.
2953 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
2954 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
2955 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
2956 (get_eh_landing_pad_from_number_fn): New.
2957 (get_eh_landing_pad_from_number): New.
2958 (get_eh_region_from_lp_number_fn): New.
2959 (get_eh_region_from_lp_number): New.
2960 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
2961 (get_exception_pointer, get_exception_filter): Remove.
2962 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
2963 (current_function_has_exception_handlers): Simplify.
2964 (bring_to_root, eh_region_replaceable_by_p): Remove.
2965 (replace_region, hash_type_list, hash_eh_region): Remove.
2966 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
2967 (label_to_region_map, num_eh_regions): Remove.
2968 (get_next_region_sharing_label, must_not_throw_labels): Remove.
2969 (find_exception_handler_labels): Remove.
2970 (duplicate_eh_regions_0, find_prev_try): Remove.
2971 (struct duplicate_eh_regions_data): New.
2972 (duplicate_eh_regions_1): Rewrite.
2973 (duplicate_eh_regions): Return a pointer map instead of an
2975 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
2976 (redirect_eh_edge_to_label): Remove.
2977 (eh_region_outermost): Rewrite using eh_region pointers
2978 instead of integers.
2979 (add_ttypes_entry): Update for ttype_data move to eh_status.
2980 (add_ehspec_entry): Rewrite with VEC instead of varray.
2981 (assign_filter_values): Likewise. Export.
2982 (build_post_landing_pads, connect_post_landing_pads): Remove.
2983 (dw2_build_landing_pads): Rewrite to use lp_array.
2984 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
2985 (sjlj_assign_call_site_values): Rewrite to use lp_array.
2986 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
2987 (sjlj_mark_call_sites): Update for landing pad numbers.
2988 (finish_eh_generation): Rewrite.
2989 (gate_handle_eh): Do nothing for no eh tree.
2990 (pass_rtl_eh): Move up near finish_eh_generation.
2991 (remove_eh_landing_pad): New.
2992 (remove_eh_handler): Export.
2993 (remove_eh_region, remove_eh_handler_and_replace): Remove.
2994 (for_each_eh_label): Rewrite to use lp_array.
2995 (make_reg_eh_region_note): New.
2996 (make_reg_eh_region_note_nothrow_nononlocal): New.
2997 (insn_could_throw_p): New.
2998 (copy_reg_eh_region_note_forward): New.
2999 (copy_reg_eh_region_note_backward): New.
3000 (check_handled, add_reachable_handler): Remove.
3001 (reachable_next_level, foreach_reachable_handler): Remove.
3002 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3003 (get_eh_region_and_lp_from_rtx): New.
3004 (get_eh_region_from_rtx): New.
3005 (can_throw_internal_1, can_throw_external_1): Remove.
3006 (can_throw_internal): Use get_eh_region_from_rtx.
3007 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3008 (insn_nothrow_p, can_nonlocal_goto): New.
3009 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3010 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3011 (add_action_record): Use VEC not varray.
3012 (collect_one_action_chain): Update for eh_region changes.
3013 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3014 Use get_eh_region_and_lp_from_rtx.
3015 (gate_convert_to_eh_region_ranges): New.
3016 (pass_convert_to_eh_region_ranges): Use it.
3017 (push_uleb128, push_sleb128): Use VEC not varray.
3018 (output_one_function_exception_table): Likewise.
3019 (dump_eh_tree): Update for eh_region changes.
3020 (verify_eh_tree): Likewise.
3021 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3022 * tree-eh.c: Include target.h.
3023 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3024 Don't disallow GIMPLE_RESX; adjust argument check.
3025 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3026 (record_stmt_eh_region): Update for landing pad numbers;
3027 generate a landing pad if necessary.
3028 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3029 (remove_stmt_from_eh_lp_fn): Similarly.
3030 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3031 Update for lp numbers; don't special case missing throw_stmt_table.
3032 (lookup_expr_eh_lp): Similarly.
3033 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3034 (eh_seq, eh_region_may_contain_throw): New.
3035 (struct leh_state): Add ehp_region.
3036 (struct leh_tf_state): Remove eh_label.
3037 (emit_post_landing_pad): New.
3038 (emit_resx, emit_eh_dispatch): New.
3039 (note_eh_region_may_contain_throw): New.
3040 (frob_into_branch_around): Take eh_region not eh label;
3041 emit eh code into eh_seq.
3042 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3043 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3044 lower_eh_must_not_throw. Emit code to eh_seq.
3045 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3046 (lower_try_finally_onedest): Likewise.
3047 (lower_try_finally_copy): Likewise.
3048 (lower_try_finally_switch): Likewise.
3049 (lower_try_finally): Initialize ehp_region.
3050 (lower_catch): Update for eh_catch objects.
3051 (lower_eh_filter): Don't handle must_not_throw.
3052 (lower_eh_must_not_throw): New.
3053 (lower_cleanup): Don't set eh_label.
3054 (lower_eh_constructs_2): Resolve eh builtins.
3055 Handle GIMPLE_EH_MUST_NOT_THROW.
3056 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3057 Add eh_seq to the end of the function body.
3058 (make_eh_dispatch_edges): New.
3059 (make_eh_edge): Remove.
3060 (make_eh_edges): Simplify for landing pads.
3061 (redirect_eh_edge_1): New.
3062 (redirect_eh_edge): Use it.
3063 (redirect_eh_dispatch_edge): New.
3064 (stmt_could_throw_p): Use a switch. Allow RESX.
3065 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3066 (stmt_can_throw_internal): Likewise.
3067 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3068 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3069 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3070 (gate_refactor_eh): New.
3071 (pass_refactor_eh): Use it.
3072 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3073 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3074 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3075 (remove_unreachable_handlers): Rename from
3076 tree_remove_unreachable_handlers; rewrite for landing pads;
3077 call remove_eh_handler directly.
3078 (remove_unreachable_handlers_no_lp): New.
3079 (unsplit_eh, unsplit_all_eh): New.
3080 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3081 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3082 (cleanup_empty_eh_unsplit): New.
3083 (cleanup_empty_eh): Rewrite.
3084 (cleanup_all_empty_eh): New.
3085 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3086 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3087 (gate_cleanup_eh): New.
3088 (pass_cleanup_eh): Use it.
3089 (verify_eh_edges): Move later in file. Expect one EH edge.
3090 (verify_eh_dispatch_edge): New.
3092 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3093 (gtype-desc.o): Add TARGET_H.
3094 (tree.o): Use EXCEPT_H, not except.h.
3095 (cfgbuild.o): Add EXPR_H.
3096 (GTFILES): Add vecprim.h.
3097 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3098 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3099 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3100 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3101 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3102 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3103 calls to can_throw_internal.
3104 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3105 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3106 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3107 (expand_gimple_stmt): Use make_reg_eh_region_note.
3108 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3109 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3110 or find_exception_handler_labels.
3111 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3112 there is exacly one EH edge. Use can_nonlocal_goto and
3114 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3115 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3116 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3117 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3118 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3119 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3120 * dse.c (scan_insn): Use insn_could_throw_p.
3121 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3122 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3123 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3124 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3125 EXC_PTR_EXPR or FILTER_EXPR.
3126 (tree_expr_nonzero_warnv_p): Likewise.
3127 * function.h: Include vecprim.h, not varray.h
3128 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3129 move ttype_data and ehspec_data members to struct eh_status; change
3130 action_record_data member to a VEC.
3131 * gcse.c (hash_scan_set): Use can_throw_internal.
3132 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3133 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3134 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3135 (block_may_fallthru): Don't handle RESX_EXPR.
3136 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3137 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3138 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3139 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3140 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3141 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3142 (gimple_size): Likewise.
3143 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3144 (gimple_build_resx): Use gimple_build_with_ops.
3145 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3146 (is_gimple_val): Likewise.
3147 (is_gimple_stmt): Remove RESX_EXPR.
3148 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3149 (GIMPLE_RESX): Reorder with other EH constructs.
3150 * gimple.h (struct gimple_statement_eh_mnt): New.
3151 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3152 (gimple_eh_filter_must_not_throw): Remove.
3153 (gimple_eh_filter_set_must_not_throw): Remove.
3154 (gimple_eh_must_not_throw_fndecl): New.
3155 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3156 (is_gimple_resx): New.
3157 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3158 Don't copy EH_FILTER_MUST_NOT_THROW.
3159 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3160 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3161 handle must_not_throw_labels specially.
3162 * ipa-pure-const.c (check_call): Update debug statement for LP.
3163 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3164 * ipa-utils.c (get_base_var): Likewise.
3165 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3166 * lower-subreg.c (move_eh_region_note): Remove.
3167 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3168 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3169 (create_task_copyfn): Likewise.
3170 (maybe_catch_exception): Use gimple_build_eh_filter.
3171 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3172 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3173 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3174 and pass_lower_resx.
3175 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3176 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3177 can_throw_internal, can_nonlocal_goto.
3178 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3179 copy_reg_eh_region_note_forward.
3180 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3181 (emit_output_reload_insns): Likewise.
3182 (copy_eh_notes): Remove.
3183 * rtl.def (RESX): Remove.
3184 * rtl.h: Update declarations.
3185 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3186 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3187 (update_eh_label): Remove.
3188 (cleanup_dead_labels_eh): New.
3189 (cleanup_deal_labels): Use it instead of update_eh_label.
3190 (gimple_merge_blocks): Update landing pad data structure when
3191 removing a landing pad label.
3192 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3193 test; handle GIMPLE_EH_MUST_NOT_THROW.
3194 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3195 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3196 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3197 (verify_stmt): Likewise. Verify landing pads.
3198 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3199 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3200 (struct move_stmt_d): Add eh_map.
3201 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3202 (move_stmt_r): Remap eh region numbers in builtin calls,
3203 resx and eh_dispatch.
3204 (move_block_to_fn): Remove eh_offset parameter. Use
3205 maybe_duplicate_eh_stmt_fn.
3206 (find_outermost_region_in_block): Operate on eh_region pointers
3207 instead of region numbers.
3208 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3209 duplicate_eh_regions.
3210 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3211 test earlier. Disallow EH landing pads.
3212 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3213 * tree-flow.h: Update declarations.
3214 (struct tree_ann_common_d): Replace rn with lp_nr.
3215 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3216 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3217 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3218 resx and eh_dispatch.
3219 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3220 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3221 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3222 from duplicate_eh_regions.
3223 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3224 update RESX; handle EH_DISPATCH.
3225 (expand_call_inline): Set eh_lp_nr, not eh_region.
3226 (maybe_inline_call_in_expr): Likewise.
3227 * tree-inline.h (struct copy_body_data): Replace eh_region with
3228 eh_lp_nr, eh_region_offset with eh_map.
3229 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3230 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3231 * tree-pretty-print.c (dump_generic_node): Don't handle
3232 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3233 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3234 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3235 EXC_PTR_EXPR, FILTER_EXPR.
3236 * tree-ssa-operands.c (get_expr_operands): Likewise.
3237 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3238 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3239 (ao_ref_init_from_vn_reference): Likewise.
3240 * tree-ssa-sink.c (statement_sink_location): Likewise.
3241 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3242 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3243 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3244 EXC_PTR_EXPR, FILTER_EXPR.
3245 (is_exception_related): Remove.
3246 (compute_avail): Don't call it.
3247 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3248 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3249 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3250 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3252 (build_resx): Remove.
3253 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3254 * tree.h: Update declarations.
3255 (EH_FILTER_MUST_NOT_THROW): Remove.
3256 (struct tree_label_decl): Add eh_landing_pad_nr.
3257 (EH_LANDING_PAD_NR): New.
3258 * value-prof.c (gimple_ic): Tidy variable names. Update for
3259 landing pad numbers.
3260 (gimple_stringop_fixed_value): Tidy variable names. Assert
3261 that neither call stmt can throw.
3262 * vecprim.h (uchar): New.
3263 (VEC(uchar,heap), VEC(uchar,gc)): New.
3265 * c-common.c (c_define_builtins): Update call to
3266 build_common_builtin_nodes.
3267 * c-parser.c (c_parse_file): Don't call
3268 default_init_unwind_resume_libfunc.
3270 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3272 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3273 (mips_cprestore_address_p): Likewise.
3274 (mips_save_gp_to_cprestore_slot): Likewise.
3275 (mips_restore_gp): Rename to...
3276 (mips_restore_gp_from_cprestore_slot): ...this.
3277 (mips_must_initialize_gp_p): Declare.
3278 (mips_emit_save_slot_move): Likewise.
3279 (mips_output_load_label): Return nothing.
3280 (mips_eh_uses): Declare.
3281 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3282 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3283 (TARGET_ABSOLUTE_JUMPS): Likewise.
3284 (EH_USES): Likewise.
3285 (FIRST_PSEUDO_REGISTER): Update comment.
3286 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3287 (MIPS_CALL): ...here.
3288 (REGISTER_NAMES): Add $cprestore.
3289 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3290 Add load_label_length, has_inflexible_gp_insn_p,
3291 has_flexible_gp_insn_p, must_initialize_gp_p and
3292 must_restore_gp_when_clobbered_p.
3293 (mips_expand_call): Don't generate split instructions here.
3294 (mips_split_call): Update the call to mips_restore_gp after
3295 the above name change.
3296 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3297 (mips_find_gp_ref): New function.
3298 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3299 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3300 (mips_insn_has_flexible_gp_ref_p): Likewise.
3301 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3302 (mips_function_has_gp_insn): Delete.
3303 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3304 Use the new functions above. Only return INVALID_REGNUM
3305 for TARGET_ABSOLUTE_JUMPS.
3306 (mips_must_initialize_gp_p): New function.
3307 (mips_get_cprestore_base_and_offset): New function, extracted from...
3308 (mips_cprestore_slot): ...here. Take a bool parameter.
3309 (mips_cfun_has_cprestore_slot_p): New function.
3310 (mips_cprestore_address_p): Likewise.
3311 (mips_save_gp_to_cprestore_slot): Likewise.
3312 (mips_restore_gp): Rename to...
3313 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3314 epilogue_completed. Update the call to mips_cprestore_slot.
3315 Test cfun->machine->must_restore_gp_when_clobbered_p.
3316 (mips_direct_save_slot_move_p): New function.
3317 (mips_emit_save_slot_move): Likewise.
3318 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3319 of cfun->machine->global_pointer.
3320 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3321 (mips_save_reg): Use mips_emit_save_slot_move.
3322 (mips_expand_prologue): Set must_initialize_gp_p.
3323 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3324 for all cprestore saves. Emit a use_cprestore instruction after
3325 setting up the cprestore slot.
3326 (mips_restore_reg): Use mips_emit_save_slot_move.
3327 (mips_process_load_label): New function.
3328 (mips_load_label_length): Likewise.
3329 (mips_output_load_label): Don't return asm: output it here instead.
3330 Use mips_process_load_label.
3331 (mips_adjust_insn_length): Adjust the length of branch instructions
3332 that have length MAX_PIC_BRANCH_LENGTH.
3333 (mips_output_conditional_branch): Update the call to
3334 mips_output_load_label. Assume the branch target is OPERANDS[0]
3335 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3336 (mips_output_order_conditional_branch): Swap the meaning of
3337 OPERANDS[0] and OPERANDS[1].
3338 (mips_variable_issue): Don't count ghost instructions.
3339 (mips_expand_ghost_gp_insns): New function.
3340 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3341 (mips_output_mi_thunk): Set must_initialize_gp_p.
3342 (mips_eh_uses): New function.
3343 * config/mips/predicates.md (cprestore_save_slot_operand)
3344 (cprestore_load_slot_operand): New predicates.
3345 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3346 (UNSPEC_MOVE_GP): Likewise.
3347 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3348 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3349 (CPRESTORE_SLOT_REGNUM): New register.
3350 (MAX_PIC_BRANCH_LENGTH): New constant.
3351 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3352 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3353 branches. Fix commentary.
3354 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3355 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3356 Change type to "ghost".
3357 (loadgp_absolute_<mode>): Likewise.
3358 (loadgp_rtp_<mode>): Likewise.
3359 (copygp_mips16): Likewise.
3360 (loadgp_blockage): Remove redundant mode attribute.
3361 (potential_cprestore): New instruction.
3362 (cprestore): Turn into an unspec set.
3363 (use_cprestore): New instruction.
3364 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3365 (*branch_fp_inverted): Likewise.
3366 (*branch_order<mode>): Likewise.
3367 (*branch_order<mode>_inverted): Likewise.
3368 (*branch_equality<mode>): Likewise.
3369 (*branch_equality<mode>_inverted): Likewise.
3370 (*branch_bit<bbv><mode>): Likewise.
3371 (*branch_bit<bbv><mode>_inverted): Likewise.
3372 (*branch_equality<mode>_mips16): Remove redundant mode.
3373 (jump): Turn into a define_expand.
3374 (*jump_absolute): New instruction.
3375 (*jump_pic): Likewise.
3376 (*jump_mips16): Rename previously-unnamed pattern. Remove
3377 redundant mode attribute.
3378 (restore_gp): Split on epilogue_completed rather than
3379 reload_completed. Change type to "ghost".
3380 (move_gp<mode>): New instruction.
3381 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3382 Remove redundant mode attribute.
3383 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3384 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3385 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3387 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3390 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3391 are returned in the same register (vs34 or v2) that Altivec vector
3392 types are returned in.
3393 (rs6000_libcall_value): Ditto.
3396 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3397 instead of explicit addsi3/adddi3 calls.
3398 (rs6000_split_multireg_move): Ditto.
3399 (rs6000_emit_allocate_stack): Ditto.
3400 (rs6000_emit_prologue): Ditto.
3401 (rs6000_output_mi_thunk): Ditto.
3403 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3404 size is 64 bits if we can use 64-bit registers.
3406 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3408 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3411 From Jie Zhang <jie.zhang@analog.com>:
3412 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3413 save FP and RETS with saveall attribute.
3414 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3415 with saveall attribute.
3417 * config/bfin/bfin.c (bfin_expand_builtin,
3418 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3421 From Jie Zhang <jie.zhang@analog.com>:
3422 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3423 before use in two places.
3424 * config/bfin/bfin.md (AREG): Define mode iterator.
3425 (reload_in, reload_out): Use mode iterator AREG.
3427 2009-09-14 Richard Guenther <rguenther@suse.de>
3430 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3431 EH personality path.
3433 2009-09-13 Richard Guenther <rguenther@suse.de>
3434 Rafael Avila de Espindola <espindola@google.com>
3436 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3437 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3438 (LANG_HOOKS_INITIALIZER): Adjust.
3439 (lhd_pass_through_t): Declare.
3440 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3442 * langhooks.c (lhd_pass_through_t): New function.
3443 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3444 dwarf2out_begin_prologue): Use personality from current_function_decl.
3445 * expr.h (get_personality_function): Declare.
3446 * expr.c (get_personality_function): New function.
3447 (build_personality_function): Likewise.
3448 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3449 (eh_personality_libfunc): Remove.
3450 * optabs.c (build_libfunc_function): New function split out from ...
3451 (init_one_libfunc): ... here.
3452 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3453 (tree_function_decl): Add personality.
3454 (lhd_gcc_personality): Declare.
3455 (build_personality_function): Likewise.
3456 * tree.c (gcc_eh_personality_decl): New.
3457 (lhd_gcc_personality): New function.
3458 * except.h (lang_eh_runtime_type): Remove.
3459 (enum eh_personality_kind): New.
3460 (build_personality_function): Declare.
3461 (function_needs_eh_personality): Declare.
3462 * except.c (lang_eh_runtime_type): Remove.
3463 (function_needs_eh_personality): New function.
3464 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3465 (sjlj_emit_function_enter, output_function_exception_table):
3466 Use personality from current_function_decl.
3467 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3468 * tree-inline.c (tree_can_inline_p): Do not inline across different
3470 (expand_call_inline): Likewise. Adjust the callers EH personality.
3471 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3472 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3473 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3474 (c-parser.o): Likewise
3475 * c-tree.h (c_eh_initialized_p): Remove.
3476 (c_maybe_initialize_eh): Likewise.
3477 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3478 (finish_decl): Don't call c_maybe_initialize_eh.
3479 (c_eh_initialized_p): Remove.
3480 (c_maybe_initialize_eh): Likewise.
3481 * c-parser.c (c_parser_omp_construct): Likewise.
3482 (c_parse_file): Initialize exception handling.
3484 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3486 * config.gcc (tm_file): Remove i386/biarch32.h
3487 for i?86-w64-mingw* case.
3488 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3490 * config.host: Set for x64 mingw the option
3491 use_long_long_for_widest_fast_int to yes.
3493 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3495 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3496 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3497 (dbxout_begin_function): Likewise.
3498 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3499 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3500 set on the function.
3501 (final_end_function): Likewise.
3502 (final_scan_insn): Likewise.
3503 (rest_of_handle_final): Likewise.
3504 * varasm.c (assemble_start_function): Likewise.
3505 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3507 2009-09-12 Jason Merrill <jason@redhat.com>
3509 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3510 * opts.c (common_handle_option): constify.
3512 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3514 * doc/install.texi (avr): Remove obsolete reference site.
3516 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3518 * doc/install.texi (Binaries): Adjust AIX link.
3520 2009-09-12 Akim Demaille <demaille@gostai.com>
3522 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3523 Use an imperative sentence.
3525 2009-09-11 Richard Henderson <rth@redhat.com>
3527 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3528 structure-name and has-tree-operands arguments; update all entries.
3529 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3531 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3532 (gsstruct_code_size): New.
3533 (gss_for_code_): New.
3534 (gss_for_code): Remove.
3535 (gimple_size): Rewrite using gsstruct_code_size.
3536 (gimple_statement_structure): Move to gimple.h.
3537 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3538 (gss_for_code, gimple_statement_structure): New.
3539 (gimple_ops): Use new arrays; tidy.
3541 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3543 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3544 operand to be a PLUS expression.
3545 * config/pa/pa.c (pa_secondary_reload): Likewise.
3547 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3549 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3551 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3554 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3556 From Jie Zhang <jie.zhang@analog.com>:
3557 * doc/extend.texi (node Function Attributes): Document l2
3559 (node Blackfin Variable Attributes): Document l2 variable attributes.
3561 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3563 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3564 to match the system compiler's configuration at inflection point.
3565 Add comment to remark a remaining difference with system compiler.
3567 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3568 * configure: Regenerate.
3570 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3572 From Jie Zhang <jie.zhang@analog.com>:
3573 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3574 (bfin_handle_l2_attribute): New.
3575 (bfin_attribute_table): Add l2 attribute.
3577 2009-09-11 Michael Matz <matz@suse.de>
3580 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3581 on the local_decls list.
3583 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3587 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3589 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3590 for VALUEs, to implement the documented interface.
3591 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3592 Adjust for VALUEs and anything else, to implement the
3593 documented interface.
3595 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3597 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3598 with actual SPE/paired vector modes before using 64-bit alignment.
3599 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3601 2009-09-10 DJ Delorie <dj@redhat.com>
3603 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3606 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3607 * config/mep/mep.c (mep_legitimate_constant_p): New.
3608 * config/mep/mep-protos.h: Prototype it.
3610 2009-09-10 Richard Henderson <rth@redhat.com>
3612 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3614 2009-09-10 Jason Merrill <jason@redhat.com>
3616 * tree.c (chain_index): New fn.
3617 * tree.h: Declare it.
3619 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3621 * config/sol2-c.c (cmn_err_length_specs): Initialize
3622 scalar_identity_flag.
3624 2009-09-10 Richard Henderson <rth@redhat.com>
3626 * tree.h (struct tree_decl_common): Move align member earlier;
3627 move label_decl_uid member ...
3628 (struct tree_label_decl): ... here.
3629 (LABEL_DECL_UID): Update to match.
3631 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3634 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3635 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3637 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3638 dest_prev if the edge is complex.
3640 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3642 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3643 loop latch tests earlier.
3645 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3646 before GIMPLE_RETURN, not after its predecessor; insert
3649 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3650 gimple_seq_empty_p to test for no PHI nodes.
3651 * tree-cfg.c (split_critical_edges): Likewise.
3653 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3655 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3657 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3658 introduced by the VTA branch merge.
3660 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3662 * ira-conflicts.c: Use fputs or putc instead of fprintf
3666 * tree-switch-conversion.c: Ditto.
3668 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3670 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3671 introduced by the VTA branch merge.
3673 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3676 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3678 PR rtl-optimization/39779
3679 * expr.c (convert_modes): Return when mode == oldmode after
3680 CONST_INTs are processed.
3682 2009-09-10 Nick Clifton <nickc@redhat.com>
3684 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3685 attribute and referring decl when creating renamed symbol.
3687 2009-09-10 Richard Guenther <rguenther@suse.de>
3690 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3692 (cgraph_finalize_compilation_unit): Compute reachability
3693 before emitting thunks. Properly process aliases before
3694 possibly removing unreachable nodes.
3696 2009-09-10 Richard Guenther <rguenther@suse.de>
3699 * tree.c (struct free_lang_data_d): Add worklist member.
3700 (find_decls_types_r): Push onto the worklist instead of recursing.
3701 Handle TREE_BINFOs properly.
3702 (find_decls_types): New function wrapped around find_decls_types_r
3703 to process the worklist.
3704 (find_decls_types_in_eh_region): Use it.
3705 (find_decls_types_in_node): Likewise.
3706 (find_decls_types_in_var): Likewise.
3707 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3708 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3709 (AGGREGATE_TYPE_P): Adjust.
3711 2009-09-09 Jason Merrill <jason@redhat.com>
3713 * configure.ac: Check glibc version even if we have an in-tree
3716 2009-09-09 Anthony Green <green@moxielogic.com>
3718 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3719 the constant 0 when appropriate.
3720 * config/moxie/constraints.md: Add constraint O.
3722 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3723 to pass up to 6 32-bit argument values in registers.
3724 (moxie_function_arg): Ditto.
3725 (moxie_arg_partial_bytes): Ditto.
3726 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3727 (REG_PARM_STACK_SPACE): Ditto.
3728 (FUNCTION_ARG_REGNO_P): Ditto.
3730 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3731 instruction to allocate stack space.
3733 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3735 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3736 unnecessarily stringent constraints. Fix address
3737 calculation in the splitters.
3739 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3741 PR rtl-optimization/39779
3742 * expr.c (convert_modes): Return when mode == oldmode after
3743 CONST_INTs are processed.
3745 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3748 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3749 (ix86_expand_prologue): Take frame.padding0 into logic of
3751 (ix86_expand_epilogue): Likewise.
3753 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3755 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3757 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3758 * config/t-slibgcc-libgcc: New file.
3759 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3761 2009-09-09 Martin Jambor <mjambor@suse.cz>
3763 PR tree-optimization/41089
3764 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3767 2009-09-09 Richard Henderson <rth@redhat.com>
3769 * gimple.h (CASE_GIMPLE_OMP): New.
3770 (is_gimple_omp): Use it.
3771 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3772 (verify_gimple_debug): Likewise.
3774 2009-09-09 Richard Guenther <rguenther@suse.de>
3776 PR tree-optimization/41101
3777 * tree-ssa-pre.c (maximal_set): Remove.
3778 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3779 Defer all blocks we didn't visit at least one successor.
3780 (add_to_exp_gen): Do not add to the maximal set.
3781 (make_values_for_phi): Likewise.
3782 (compute_avail): Likewise.
3783 (init_pre): Do not allocate the maximal set.
3784 (execute_pre): Do not dump it.
3786 2009-09-09 Martin Jambor <mjambor@suse.cz>
3788 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3789 an SSA_NAME rather than a is_gimple_variable.
3791 2009-09-09 Richard Guenther <rguenther@suse.de>
3794 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3795 code dealing with plain pointer bases.
3796 (maybe_fold_offset_to_reference): Likewise.
3797 (maybe_fold_stmt_addition): Adjust.
3799 2009-09-09 Richard Guenther <rguenther@suse.de>
3801 * tree.c (free_lang_data_in_type): Do not free the type variant
3803 (free_lang_data): Merge char_type_node with its properly signed
3805 (pass_ipa_free): Collect after freeing language specific data.
3807 2009-09-09 Michael Matz <matz@suse.de>
3810 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3811 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3812 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3815 2009-09-08 DJ Delorie <dj@redhat.com>
3817 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3819 2009-09-04 Jason Merrill <jason@redhat.com>
3821 * tree.c (tree_find_value): Remove.
3822 * tree.h: Remove prototype.
3823 * varasm.c (assemble_external): Use value_member instead.
3825 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3827 * toplev.c (process_options): Choose default debugging type when
3828 gtoggle enables debug info and type is unset.
3830 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3834 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3837 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3839 * configure: Rebuilt with modified libtool.m4.
3841 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3846 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3848 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3850 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3851 (remove_statement): Likewise.
3852 (rewrite_use_nonlinear_expr): Adjust.
3853 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3854 * tree-ssa.c (release_defs_bitset): ... this. New.
3855 * tree-flow.h (release_defs_bitset): Declare.
3857 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3860 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
3861 in the middle block.
3863 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
3865 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
3866 via intptr_t to long type.
3867 (insert_operand_rank): Cast long type via intptr_t to
3869 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
3871 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
3872 from pointer to unsigned via uintptr_t.
3874 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
3875 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
3877 * configure: Regenerated.
3878 * config.in: Regenerated
3879 * system.h (stdint.h): Add include.
3880 (inttypes.h): Likewise.
3881 * Makefile.in (aclocal): Add config/stdint.m4.
3882 * aclocal.m4: Regenerated.
3884 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
3886 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
3888 (note_np_check_stores): New function.
3889 (harmless_null_pointer_p): New function.
3890 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
3891 changed. Take into account whether we're in the shadow of a condjump
3892 that tested NP_REG for NULL.
3893 Lose all code that tested for SEQUENCEs.
3894 (workaround_speculation): Avoid inserting NOPs for loads that are
3895 either always executed or a NULL pointer.
3897 2009-09-08 Jan Hubicka <jh@suse.cz>
3899 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
3900 * params.def (early-inlining-insns): Likewise.
3902 2009-09-08 Jakub Jelinek <jakub@redhat.com>
3904 PR rtl-optimization/41239
3905 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
3906 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
3908 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
3909 across calls, as the calls might not always return normally.
3910 (call_may_noreturn_p): New function.
3911 (deps_analyze_insn): Update last_function_call_may_noreturn list.
3912 (init_deps): Initialize it.
3913 (remove_from_deps): Also remove calls from
3914 last_function_call_may_noreturn list.
3916 2009-09-07 Richard Henderson <rth@redhat.com>
3918 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
3919 more VR->OPERANDS than LHS operands. Free LHS before returning.
3921 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3923 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
3924 (attr "addrtype"): New member "spreg".
3925 Use it if mem_spfp_address_operand is true for the address.
3926 (attr "type"): New entry "stall".
3927 (cpu_unit "load"): New.
3928 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
3930 (insn_reservation "loadsp"): New.
3931 (insn_reservation "load_stall1"): New.
3932 (insn_reservation "load_stall3"): New.
3934 * config/bfin/predicates.md (const1_operand, const3_operand): New.
3935 (mem_p_address_operand): Exclude stack and frame pointer based
3937 (mem_spfp_address_operand): New; match them here.
3938 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
3939 (bfin_reorg): Call it if scheduling insns.
3940 (bfin_gen_bundles): Remove dummy insns created by
3941 add_sched_insns_for_speculation.
3943 From Jie Zhang <jie.zhang@analog.com>:
3944 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
3945 bfin_si_revision, bfin_workarounds): Move these ...
3946 * config/bfin/bfin.h: ... here.
3948 From Mike Frysinger <michael.frysinger@analog.com>
3949 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
3950 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
3951 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
3952 bf547m, bf548m, and bf549m.
3953 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
3954 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
3955 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
3956 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
3957 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3958 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
3959 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3960 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3961 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
3962 bf542m, bf544m, bf547m, bf548m, and bf549m.
3964 From Jie Zhang <jie.zhang@analog.com>:
3965 * config/bfin/predicates.md (p_register_operand): New predicate.
3966 (dp_register_operand): New predicate.
3967 * config/bfin/bfin-protos.h (WA_05000074): Define.
3968 (ENABLE_WA_05000074): Define.
3969 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
3970 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
3971 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
3972 (define_attr addrtype): Allow load/store register to be P register.
3973 (define_attr storereg): New.
3974 (define_cpu_unit anomaly_05000074): New.
3975 (define_insn_reservation dsp32shiftimm): New.
3976 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
3977 (define_insn_reservation loadp): Cannot use slot2.
3978 (define_insn_reservation loadsp): Cannot use slot2.
3979 (define_insn_reservation storep): Cannot use slot2. Does not
3980 apply when working around 05000074.
3981 (define_insn_reservation storep_anomaly_05000074): New.
3982 (define_insn_reservation storei): Does not apply when working
3984 (define_insn_reservation storei_anomaly_05000074): New.
3985 (define_attr length): Add dsp32shiftimm case.
3986 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
3987 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
3988 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
3989 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
3990 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
3992 2009-09-07 Martin Jambor <mjambor@suse.cz>
3995 * tree-sra.c (create_artificial_child_access): Return NULL if
3996 build_ref_for_offset fails.
3997 (propagate_subacesses_accross_link): Allow build_ref_for_offset
3998 and create_artificial_child_access to fail.
4000 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4003 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4004 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4005 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4007 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4009 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4010 block, ensure it has an exit edge. Emit a barrier after a jump.
4012 2009-09-07 Nick Clifton <nickc@redhat.com>
4014 * gcc.c (this_is_linker_script): New variable. Like
4015 this_is_library_file but for the %T constructor.
4016 (end_going_arg): If this_is_linker_script is set then locate the
4017 script and insert a --script switch before it
4018 (do_spec_2): Initialise this_is_linker_script.
4019 (do_spec_1): Likewise. Handle %T construct.
4020 (eval_spec_function): Preserve this_is_linker_script.
4021 * doc/invoke.texi: Document %T construct in spec files.
4022 * config/m32c/m32c.h (LIB_SPEC): Use it.
4024 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4026 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4027 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4028 when volatile flag is set.
4029 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4031 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4034 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4035 (combine_stack_adjustments_for_block): Allow insns between stack
4036 adjustments and stores with corresponding pre-(dec|inc)rement or
4037 pre-modify operation.
4039 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4042 * combine-stack-adj.c (struct csa_memlist): Rename to...
4043 (struct csa_reflist): ... this. Rename mem field to ref.
4044 (free_csa_memlist): Rename to...
4045 (free_csa_reflist): ... this.
4046 (record_one_stack_memref): Rename to...
4047 (record_one_stack_ref): ... this. Handle also REG_P.
4048 (try_apply_stack_adjustment): Handle also REG_P.
4049 (struct record_stack_memrefs_data): Rename to...
4050 (struct record_stack_refs_data): ... this. Rename memlist field to
4052 (record_stack_memrefs): Rename to...
4053 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4054 subexpressions instead of failing when a MEM contains SP references.
4055 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4056 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4058 2009-09-06 Richard Guenther <rguenther@suse.de>
4061 * tree.c (build_array_type): Do not record types marked
4062 with structural equality in the canonical type hashtable.
4064 2009-09-06 Richard Guenther <rguenther@suse.de>
4067 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4069 2009-09-05 Richard Guenther <rguenther@suse.de>
4072 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4074 2009-09-05 Richard Guenther <rguenther@suse.de>
4077 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4079 2009-09-05 Richard Guenther <rguenther@suse.de>
4082 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4083 before comparing function argument types.
4085 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4088 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4091 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4094 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4096 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4097 locators before emit_insn is called.
4099 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4102 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4103 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4104 (reginfo_init): Don't call allocate_reg_info.
4106 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4109 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4110 NONDEBUG_INSN_P instead of INSN_P.
4112 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4115 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4117 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4120 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4121 pattern of the split.
4123 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4125 * toplev.c (process_options): Move setter of flag_var_tracking
4126 before other tests that depend on it. Move down setter of
4127 flag_rename_registers. Don't enable var-tracking-assignments
4128 by default if selective scheduling is enabled. Warn if both
4131 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4133 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4134 comment. Use switch statement to catch overlaps between rtx
4135 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4136 (IS_DECL_CODE): ... here. Remove.
4137 (check_value_is_not_decl): Remove.
4138 (dv_from_decl, dv_from_value): Check after conversion.
4140 2009-09-04 Richard Guenther <rguenther@suse.de>
4143 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4144 after emitting tunks. Move emitting thunks and ctors from ...
4145 (cgraph_optimize): ... here. Remove redundant
4146 cgraph_analyze_functions.
4147 * varasm.c (find_decl_and_mark_needed): Remove no longer
4149 (finish_aliases_1): Adjust check for thunk aliases.
4151 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4153 * config/arm/arm.md (ctzsi2): Added braces
4154 to avoid warning that broke booststrap.
4156 2009-09-04 Martin Jambor <mjambor@suse.cz>
4158 PR tree-optimization/41112
4159 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4160 handle variable-bounded arrays.
4161 (expr_with_var_bounded_array_refs_p): New function.
4162 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4164 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4166 * config/s390/2097.md: Removed two incorrect bypasses.
4167 (z10_fsimpdf): Fixed latency.
4168 (z10_fhex): New insn_reservation.
4169 (z10_floaddf): Fixed latency.
4170 (z10_floadsf): Fixed latency.
4171 (z10_ftrunctf): Fixed latency.
4172 (z10_ftruncdf): Fixed latency.
4173 * config/s390/s390.c (z10_cost): Fixed values.
4174 (s390_adjust_priority): Added z10 path.
4175 * config/s390/s390.md (type): Added fhex.
4176 (*mov<mode>_64dfp): Updated type attribute.
4177 (*mov<mode>_64): Updated type attribute.
4178 (*mov<mode>_31): Updated type attribute.
4179 (*mov<mode>"): Likewise.
4180 * config/s390/2084.md (x_fsimpdf): Updated condition.
4182 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4184 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4185 RTXs in the predicate for operand 1.
4187 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4189 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4190 (rbitsi2): New insn.
4191 (ctzsi2): New expand.
4192 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4194 2009-09-03 Martin Jambor <mjambor@suse.cz>
4196 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4197 (create_artificial_child_access): Use build_ref_for_offset instead
4198 of duplicate_expr_for_different_base.
4199 (propagate_subacesses_accross_link): Likewise.
4201 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4203 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4205 (mips16e_collect_argument_saves): Skip debug instructions.
4206 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4207 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4208 (r10k_insert_cache_barriers): Likewise.
4209 (mips_reorg_process_insns): Likewise.
4211 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4214 * ira.c (update_equiv_reg): Remove check on class likely spill.
4216 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4219 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4220 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4224 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4225 the stack slot if it is passed by invisible reference.
4226 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4227 by invisible reference.
4229 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4231 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4232 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4233 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4235 * config/bfin/sync.md: New file.
4236 * config/bfin/bfin.md: Include it.
4237 (UNSPEC_ATOMIC): New.
4238 (UNSPEC_ONES): Provide a unique number.
4240 From Jie Zhang <jie.zhang@analog.com>:
4241 * config/bfin/bfin.c (ret_regs): New.
4242 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4243 (must_save_rets_p): New.
4244 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4245 current_function_is_leaf.
4246 (do_link): Likewise.
4247 (do_unlink): Likewise.
4248 (expand_interrupt_handler_prologue): Use ret_regs array.
4249 (expand_interrupt_handler_epilogue): Use ret_regs array and
4250 pass return register to gen_return_internal.
4251 (bfin_expand_epilogue): Pass return register to
4252 gen_return_internal.
4253 (bfin_expand_call): Explicitly clobber RETS.
4254 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4255 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4256 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4257 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4259 (return_internal): Take a reg rtx rather than the register number.
4261 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4263 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4264 when comparing against estimated_loop_iterations_int return.
4266 2009-09-03 Richard Guenther <rguenther@suse.de>
4268 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4269 eh_personality_libfunc.
4271 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4273 * tree-parloops.c (separate_decls_in_region): Add space.
4275 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4277 * tree-parloops.c (separate_decls_in_region): Change the condition
4278 checking if there are reductions in the loop.
4280 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4282 PR tree-optimization/38275
4283 * tree-parloops.c (parallelize_loops): Replace profitability condition
4284 for expected number of iterations.
4286 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4288 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4289 (bootstrap-debug): Explain conditions in which it becomes default.
4290 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4293 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4295 * doc/invoke.texi (Optimize Options): Move
4296 -finline-small-functions to the -O2 list.
4298 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4300 * toplev.c (process_options): Enable var-tracking-assignments
4301 by default if var-tracking is enabled.
4303 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4305 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4307 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4308 * rtl.h (prev_nonnote_insn_bb): Declare it.
4310 2009-09-03 Diego Novillo <dnovillo@google.com>
4312 * cgraph.c (cgraph_node_for_decl): New.
4313 * cgraph.h (cgraph_node_for_decl): Declare.
4314 * tree.c (host_integerp): Return 0 if T is NULL.
4316 2009-09-03 Diego Novillo <dnovillo@google.com>
4318 * tree.h (struct alias_pair): Move from varasm.c.
4319 (alias_pairs): Likewise.
4320 (TYPE_MAXVAL): Define.
4321 (TYPE_MINVAL): Define.
4322 (iterative_hash_host_wide_int): Declare.
4323 (remove_unreachable_alias_pairs): Declare.
4324 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4325 * diagnostic.c (default_diagnostic_starter): Make extern.
4326 (default_diagnostic_finalizer): Make extern.
4327 * diagnostic.h (default_diagnostic_starter): Declare.
4328 (default_diagnostic_finalizer): Declare.
4329 (default_tree_printer): Declare.
4330 * toplev.c (default_tree_printer): Make extern.
4332 2009-09-03 Richard Guenther <rguenther@suse.de>
4333 Diego Novillo <dnovillo@google.com>
4335 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4336 * cgraphunit.c (cgraph_expand_function): Do not emit
4337 associated thunks from here.
4338 (cgraph_emit_thunks): New.
4339 (cgraph_optimize): Call it.
4340 Return if any IPA pass finds an error.
4341 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4344 2009-09-03 Simon Baldwin <simonb@google.com>
4345 Rafael Espindola <espindola@google.com>
4346 Richard Guenther <rguenther@suse.de>
4347 Doug Kwan <dougkwan@google.com>
4348 Diego Novillo <dnovillo@google.com>
4350 * tree.c: Include tree-pass.h, langhooks-def.h,
4351 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4352 (free_lang_data_in_type): New.
4353 (need_assembler_name_p): New.
4354 (free_lang_data_in_block): New.
4355 (free_lang_data_in_decl): New.
4356 (struct free_lang_data_d): New.
4357 (add_tree_to_fld_list): New.
4358 (find_decls_types_r): New.
4359 (get_eh_types_for_runtime): New.
4360 (find_decls_types_in_eh_region): New.
4361 (find_decls_types_in_node): New.
4362 (find_decls_types_in_var): New.
4363 (free_lang_data_in_cgraph): New.
4364 (free_lang_data): New.
4365 (gate_free_lang_data): New.
4366 (pass_ipa_free_lang_data): New.
4368 2009-09-03 Diego Novillo <dnovillo@google.com>
4370 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4371 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4372 (lang_hooks): Remove const qualifier.
4373 * ipa.c (cgraph_remove_unreachable_nodes): Call
4374 remove_unreachable_alias_pairs.
4375 * except.c (add_type_for_runtime): Check if TYPE has
4376 already been converted.
4377 (lookup_type_for_runtime): Likewise.
4378 (check_handled): Handle converted types.
4379 * varasm.c (remove_unreachable_alias_pairs): New.
4380 * gimple.c: Include demangle.h.
4381 (gimple_decl_printable_name): New.
4382 (gimple_fold_obj_type_ref): New.
4383 * gimple.h (gimple_decl_printable_name): Declare.
4384 (gimple_fold_obj_type_ref): Declare.
4385 * passes.c (init_optimization_passes): Add pass
4386 pass_ipa_free_lang_data.
4387 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4388 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4390 2009-09-03 Diego Novillo <dnovillo@google.com>
4392 * c-lang.c (lang_hooks): Remove const qualifier.
4394 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4396 * doc/install.texi (*-*-freebsd*): Update target information.
4398 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4400 * hard-reg-set.h (call_fixed_regs): Remove.
4401 * reginfo.c (call_fixed_regs): Remove.
4402 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4403 (globalize_reg): Don't use call_fixed_regs.
4404 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4407 2009-09-01 Michael Matz <matz@suse.de>
4409 * expr.h (emit_storent_insn, expand_expr_real_1,
4410 expand_expr_real_2): Declare.
4411 * expr.c (emit_storent_insn, expand_expr_real_1,
4412 expand_expr_real_2): Export.
4413 (store_expr): Setting and evaluating dont_return_target is useless.
4414 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4415 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4416 * except.c (expand_resx_expr): Rename to ...
4417 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4418 * except.h (expand_resx_stmt): Declare.
4419 * stmt.c: Add include gimple.h
4420 (expand_asm_expr): Rename to ...
4421 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4422 (expand_case): Rewrite to take gimple statement.
4423 * tree.h (expand_asm_stmt): Declare.
4424 (expand_case): Change prototype.
4425 * Makefile.in (stmt.o): Depend on gimple.h.
4426 * builtins.c (expand_builtin_synchronize): Build gimple asm
4427 statement, not an ASM_EXPR.
4428 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4429 gimple_to_tree, release_stmt_tree): Remove.
4430 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4431 ggc_free, but hold comparison code and operands separately.
4432 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4433 (expand_call_stmt, expand_gimple_stmt_1,
4434 expand_gimple_stmt): New helpers.
4435 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4436 release_stmt_tree. Call expand_gimple_stmt instead.
4437 (expand_gimple_basic_block): Ditto.
4439 * calls.c (emit_call_1): Don't look at EH regions here, make
4440 fntree parameter useless.
4441 (expand_call): New local rettype for TREE_TYPE(exp), use it
4442 throughout. Remove local p, use addr instead.
4443 Don't look at EH regions here.
4445 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4447 * doc/invoke.texi (-fsched-pressure): Document it.
4448 (-fsched-reg-pressure-heuristic): Remove it.
4450 * reload.c (ira.h): Include.
4451 (find_reloads): Add choosing reload on number of small spilled
4454 * haifa-sched.c (ira.h): Include.
4455 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4456 saved_reg_pressure, curr_reg_live, saved_reg_live,
4457 region_ref_regs): New variables.
4458 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4459 initiate_reg_pressure_info, setup_ref_regs,
4460 initiate_bb_reg_pressure_info, save_reg_pressure,
4461 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4463 (setup_insn_reg_pressure_info): New function.
4464 (rank_for_schedule): Add pressure checking and insn issue time.
4465 Remove comparison of insn reg weights.
4466 (ready_sort): Set insn reg pressure info.
4467 (update_register_pressure, setup_insn_max_reg_pressure,
4468 update_reg_and_insn_max_reg_pressure,
4469 sched_setup_bb_reg_pressure_info): New functions.
4470 (schedule_insn): Add code for printing and updating reg pressure info.
4471 (find_set_reg_weight, find_insn_reg_weight): Remove.
4472 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4473 (debug_ready_list): Print reg pressure info.
4474 (schedule_block): Ditto. Check insn issue time.
4475 (sched_init): Set up sched_pressure_p. Allocate and set up some
4476 reg pressure related info.
4477 (sched_finish): Free some reg pressure related info.
4478 (fix_tick_ready): Make insn always ready if pressure_p.
4479 (init_h_i_d): Don't call find_insn_reg_weight.
4480 (haifa_finish_h_i_d): Free insn reg pressure info.
4482 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4483 ira_memory_move_cost, ira_class_hard_regs,
4484 ira_class_hard_regs_num, ira_no_alloc_regs,
4485 ira_available_class_regs, ira_reg_class_cover_size,
4486 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4488 * ira-lives.c (single_reg_class): Check mode to find how many
4489 registers are necessary for operand.
4490 (ira_implicitly_set_insn_hard_regs): New.
4492 * common.opt (fsched-pressure): New options.
4493 (fsched-reg-pressure-heuristic): Remove.
4495 * ira.c (setup_eliminable_regset): Rename to
4496 ira_setup_eliminable_regset. Make it external.
4497 (expand_reg_info): Pass cover class to setup_reg_classes.
4498 (ira): Call resize_reg_info instead of allocate_reg_info.
4500 * sched-deps.c: Include ira.h.
4501 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4502 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4503 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4504 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4505 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4506 mark_insn_reg_store, mark_insn_reg_clobber,
4507 setup_insn_reg_pressure_info): New.
4508 (sched_analyze_1): Update implicit_reg_pending_uses.
4509 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4510 Use them to create dependencies. Set insn reg uses and pressure
4511 info. Process reg_pending_uses in one place.
4512 (free_deps): Free implicit sets.
4513 (remove_from_deps): Remove implicit sets if necessary. Check
4514 implicit sets when clearing reg_last_in_use.
4515 (init_deps_global): Clear implicit_reg_pending_clobbers and
4516 implicit_reg_pending_uses.
4518 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4519 ira_memory_move_cost, ira_class_hard_regs,
4520 ira_class_hard_regs_num, ira_no_alloc_regs,
4521 ira_available_class_regs, ira_reg_class_cover_size,
4522 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4523 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4524 ira_implicitly_set_insn_hard_regs): New prototypes.
4526 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4527 cost_elements_num): New variables.
4528 (allocno_costs, total_costs): Rename to costs and
4529 total_allocno_costs.
4530 (COSTS_OF_ALLOCNO): Rename to COSTS.
4531 (allocno_pref): Rename to pref.
4532 (allocno_pref_buffer): Rename to pref_buffer.
4533 (common_classes): Rename to regno_cover_class.
4535 (record_reg_classes): Set allocno attributes only if allocno_p.
4536 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4537 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4538 and COSTS_OF_ALLOCNO.
4539 (print_costs): Rename to print_allocno_costs.
4540 (print_pseudo_costs): New.
4541 (process_bb_node_for_costs): Split into 2 functions with new
4542 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4543 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4544 new parameter dump_file. Use cost_elements_num instead of
4545 ira_allocnos_num. Make one iteration if preferred classes were
4546 already calculated for scheduler. Make 2 versions of code
4547 depending on allocno_p.
4548 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4549 regno_cover_class and COSTS instead of common_classes and
4551 (init_costs, finish_costs): New.
4552 (ira_costs): Set up allocno_p and cost_elements_num. Call
4553 init_costs and finish_costs.
4554 (ira_set_pseudo_classes): New.
4556 * rtl.h (allocate_reg_info): Remove.
4557 (resize_reg_info): Change return type.
4558 (reg_cover_class): New.
4559 (setup_reg_classes): Add new parameter.
4561 * sched-int.h (struct deps_reg): New member implicit_sets.
4562 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4563 (INCREASE_BITS): New macro.
4564 (struct reg_pressure_data, struct reg_use_data): New.
4565 (struct _haifa_insn_data): Remove reg_weight. Add members
4566 reg_pressure, reg_use_list, reg_set_list, and
4567 reg_pressure_excess_cost_change.
4568 (struct deps): New member implicit_sets.
4569 (pressure_p): New variable.
4570 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4571 (struct reg_pressure_data, struct reg_use_data): New.
4572 (INSN_REG_WEIGHT): Remove.
4573 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4574 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4575 (sched_init_region_reg_pressure_info,
4576 sched_setup_bb_reg_pressure_info): New prototypes.
4578 * reginfo.c (struct reg_pref): New member coverclass.
4579 (reg_cover_class): New function.
4580 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4581 (reg_info_size): New variable.
4582 (allocate_reg_info): Make static. Setup reg_info_size.
4583 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4584 (setup_reg_classes): Add a new parameter. Setup cover class too.
4586 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4589 * sched-rgn.c (deps_join): Set up implicit_sets.
4590 (schedule_region): Set up region and basic blocks pressure
4593 * passes.c (init_optimization_passes): Move
4594 pass_subregs_of_mode_init before pass_sched.
4596 2009-09-02 Martin Jambor <mjambor@suse.cz>
4598 * tree-sra.c (struct access): New field grp_hint.
4599 (dump_access): Dump grp_hint.
4600 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4602 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4603 those which have been specifically read and somehow written to.
4604 (propagate_subacesses_accross_link): Set grp_hint of right child and
4605 also possibly of the left child.
4607 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4609 * tree-object-size.c (addr_object_size): Always use object_size_type
4610 0 or 2 when determining the pointer pointed object size.
4612 2009-09-02 Richard Guenther <rguenther@suse.de>
4615 2009-08-31 Richard Guenther <rguenther@suse.de>
4617 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4618 to query if the memory regions for memmove overlap.
4619 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4620 asserts on pointers, instead deal with odd trees.
4621 (ptr_derefs_may_alias_p): Likewise.
4622 (refs_may_alias_p_1): Constructor bases also never alias.
4624 2009-08-01 Christian Bruel <christian.bruel@st.com>
4627 2009-07-31 Christian Bruel <christian.bruel@st.com>
4628 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4630 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4632 * doc/invoke.texi (-fvar-tracking-assignments): New.
4633 (-fvar-tracking-assignments-toggle): New.
4634 (-fdump-final-insns=file): Mark filename as optional.
4635 (--param min-nondebug-insn-uid): New.
4636 (-gdwarf-@{version}): Mention version 4.
4637 * opts.c (common_handle_option): Accept it.
4638 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4639 * regrename.c (regrename_optimize): Drop last. Don't count debug
4640 insns as uses. Don't reject change because of debug insn.
4641 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4642 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4643 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4644 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4645 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4646 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4647 * doc/gimple.texi (is_gimple_debug): New.
4648 (gimple_debug_bind_p): New.
4649 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4650 * doc/install.texi (bootstrap-debug): More details.
4651 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4652 (bootstrap-debug-lib): More details.
4653 (bootstrap-debug-ckovw): Update.
4654 (bootstrap-time): New.
4655 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4656 (insert_phi_nodes_for): Insert debug stmts.
4657 (rewrite_stmt): Take iterator. Insert debug stmts.
4658 (rewrite_enter_block): Adjust.
4659 (maybe_replace_use_in_debug_stmt): New.
4660 (rewrite_update_stmt): Use it.
4661 (mark_use_interesting): Return early for debug stmts.
4662 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4663 stmts before replacing stmt.
4664 (move_computations_stmt): Likewise.
4665 * ira-conflicts.c (add_copies): Skip debug insns.
4666 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4667 (regstat_bb_compute_ri): Skip debug insns.
4668 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4669 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4670 check_loop_closed_ssa_stmt): Skip debug stmts.
4671 * tree-tailcall.c (find_tail_calls): Likewise.
4672 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4673 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4674 (build_var_debug_value_stat): Declare.
4675 (build_var_debug_value): Define.
4676 (target_for_debug_bind): Declare.
4677 * reload.c (find_equiv_reg): Skip debug insns.
4678 * rtlanal.c (reg_used_between_p): Skip debug insns.
4679 (side_effects_p): Likewise.
4680 (canonicalize_condition): Likewise.
4681 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4682 insns never depend on debug insns.
4683 (create_ddg_dep_no_link): Likewise.
4684 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4685 Don't add inter-loop dependencies for debug insns.
4686 (build_intra_loop_deps): Likewise.
4687 (create_ddg): Count debug insns.
4688 * ddg.h (struct ddg::num_debug): New.
4689 (num_backargs): Pair up with previous int field.
4690 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4691 -fcompare-debug-second.
4692 * final.c (get_attr_length_1): Skip debug insns.
4693 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4694 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4695 (driver_self_specs): Map -fdump-final-insns to
4696 -fdump-final-insns=..
4697 (get_local_tick): New.
4698 (compare_debug_dump_opt_spec_function): Test for . argument and
4699 compute output name. Compute temp output spec without flag name.
4700 Compute -frandom-seed.
4701 (OPT): Undef after use.
4702 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4703 (average_num_loop_insns): Likewise.
4704 * params.h (MIN_NONDEBUG_INSN_UID): New.
4705 * gimple.def (GIMPLE_DEBUG): New.
4706 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4707 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4708 (merge_in_block): Fix whitespace.
4709 * toplev.c (flag_var_tracking): Update comment.
4710 (flag_var_tracking_assignments): New.
4711 (flag_var_tracking_assignments_toggle): New.
4712 (process_options): Don't open final insns dump file if we're not
4713 going to write to it. Compute defaults for var_tracking.
4714 * df-scan.c (df_insn_rescan_debug_internal): New.
4715 (df_uses_record): Handle debug insns.
4716 * haifa-sched.c (ready): Initialize n_debug.
4717 (contributes_to_priority): Skip debug insns.
4718 (dep_list_size): New.
4720 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4721 they're ready. Disregard previous debug insns to make decisions.
4722 (queue_insn): Never queue debug insns.
4723 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4724 (schedule_insn): Don't reject debug insns because of issue rate.
4725 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4726 (queue_to_ready): Skip and discount debug insns.
4727 (choose_ready): Let debug insns through.
4728 (schedule_block): Check boundary debug insns. Discount debug
4729 insns, schedule them early. Adjust whitespace.
4730 (set_priorities): Check for boundary debug insns.
4731 (add_jump_dependencies): Use dep_list_size.
4732 (prev_non_location_insn): New.
4733 (check_cfg): Use it.
4734 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4736 (remove_unused_ivs): Reset debug stmts.
4737 * modulo-sched.c (const_iteration_count): Skip debug insns.
4738 (res_MII): Discount debug insns.
4739 (loop_single_full_bb_p): Skip debug insns.
4740 (sms_schedule): Likewise.
4741 (sms_schedule_by_order): Likewise.
4742 (ps_has_conflicts): Likewise.
4743 * caller-save.c (refmarker_fn): New.
4744 (save_call_clobbered_regs): Replace regs with saved mem in
4746 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4747 Call refmarker_fn mark for hardregnos.
4748 (mark_reg_as_referenced): New.
4749 (replace_reg_with_saved_mem): New.
4750 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4751 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4753 (cse_extended_basic_block): Skip debug insns.
4754 (count_reg_usage): Likewise.
4755 (is_dead_reg): New, split out of...
4756 (set_live_p): ... here.
4757 (insn_live_p): Use it for debug insns.
4758 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4759 (execute_optimize_stdarg): Likewise.
4760 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4761 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4762 changes in debug stmts as changes.
4763 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4764 (moveup_expr): Don't move across debug insns. Don't move
4765 debug insn if it would create a bookkeeping block.
4766 (moveup_expr_cached): Don't use cache for debug insns that
4767 are heads of blocks.
4768 (compute_av_set_inside_bb): Skip debug insns.
4769 (sel_rank_for_schedule): Schedule debug insns first. Remove
4771 (block_valid_for_bookkeeping_p); Support lax searches.
4772 (create_block_for_bookkeeping): Adjust block numbers when
4773 encountering debug-only blocks.
4774 (find_place_for_bookkeeping): Deal with debug-only blocks.
4775 (generate_bookkeeping_insn): Accept no place to insert.
4776 (remove_temp_moveop_nops): New argument full_tidying.
4777 (prepare_place_to_insert): Deal with debug insns.
4778 (advance_state_on_fence): Debug insns don't start cycles.
4779 (update_boundaries): Take fence as argument. Deal with
4781 (schedule_expr_on_boundary): No full_tidying on debug insns.
4782 (fill_insns): Deal with debug insns.
4783 (track_scheduled_insns_and_blocks): Don't count debug insns.
4784 (need_nop_to_preserve_insn_bb): New, split out of...
4785 (remove_insn_from_stream): ... this.
4786 (fur_orig_expr_not_found): Skip debug insns.
4787 * rtl.def (VALUE): Move up.
4789 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4790 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4791 Set it if debug stmts are found.
4792 (statement_sink_location): Skip debug stmts. Propagate
4793 moving defs into debug stmts.
4794 * ifcvt.c (first_active_insn): Skip debug insns.
4795 (last_active_insns): Likewise.
4796 (cond_exec_process_insns): Likewise.
4797 (noce_process_if_block): Likewise.
4798 (check_cond_move_block): Likewise.
4799 (cond_move_convert_if_block): Likewise.
4800 (block_jumps_and_fallthru_p): Likewise.
4801 (dead_or_predicable): Likewise.
4802 * dwarf2out.c (debug_str_hash_forced): New.
4803 (find_AT_string): Add comment.
4804 (gen_label_for_indirect_string): New.
4805 (get_debug_string_label): New.
4806 (AT_string_form): Use it.
4807 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4808 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4809 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4810 several operations that cannot be represented with DWARF opcodes.
4811 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4812 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4813 (dwarf2out_var_location): Take during-call mark into account.
4814 (output_indirect_string): Update comment. Output if there are
4815 label and references.
4816 (prune_indirect_string): New.
4817 (prune_unused_types): Call it if debug_str_hash_forced.
4818 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4819 (dw_long_long_const): Remove.
4820 (struct dw_val_struct): Change val_long_long type to rtx.
4821 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4822 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4823 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4824 component instead of HOST_BITS_PER_LONG.
4825 (output_loc_operands): Likewise. For const8* assert
4826 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4827 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4828 rather than HOST_BITS_PER_LONG is >= 64.
4829 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4831 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4832 HOST_BITS_PER_LONG for dw_val_class_long_long.
4833 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4834 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4835 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4837 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4838 Handle DW_OP_implicit_value.
4839 (extract_int): Move prototype earlier.
4840 (mem_loc_descriptor): For SUBREG punt if inner
4841 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4842 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4843 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4844 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4845 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4846 instead of Pmode size.
4847 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4848 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4849 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4850 (concat_loc_descriptor, concatn_loc_descriptor,
4851 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4852 (add_location_or_const_value_attribute): Likewise. For single
4853 location loc_lists attempt to use add_const_value_attribute
4854 for constant decls. Add DW_AT_const_value even if
4855 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
4857 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
4858 (control_flow_insn_p): Likewise.
4859 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
4860 (separate_decls_in_region_debug_bind): New.
4861 (separate_decls_in_region): Process debug bind stmts afterwards.
4862 * recog.c (verify_changes): Handle debug insns.
4863 (extract_insn): Likewise.
4864 (peephole2_optimize): Skip debug insns.
4865 * dse.c (scan_insn): Skip debug insns.
4866 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
4868 (setup_id_for_insn): Handle debug insns.
4869 (maybe_tidy_empty_bb): Adjust whitespace.
4870 (tidy_control_flow): Skip debug insns.
4871 (sel_remove_insn): Adjust for debug insns.
4872 (sel_estimate_number_of_insns): Skip debug insns.
4873 (create_insn_rtx_from_pattern): Handle debug insns.
4874 (create_copy_of_insn_rtx): Likewise.
4875 * sel-sched-.h (sel_bb_end): Declare.
4876 (sel_bb_empty_or_nop_p): New.
4877 (get_all_loop_exits): Use it.
4878 (_eligible_successor_edge_p): Likewise.
4879 (return_nop_to_pool): Adjust.
4880 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
4881 * ira-lives.c (process_bb_node_lives): Skip debug insns.
4882 * gimple-pretty-print.c (dump_gimple_debug): New.
4883 (dump_gimple_stmt): Use it.
4884 (dump_bb_header): Skip gimple debug stmts.
4885 * regmove.c (optimize_reg_copy_1): Discount debug insns.
4886 (fixup_match_2): Likewise.
4887 (regmove_backward_pass): Likewise. Simplify combined
4888 replacement. Handle debug insns.
4889 * function.c (instantiate_virtual_regs): Handle debug insns.
4890 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
4891 * print-rtl.h: Include cselib.h.
4892 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
4893 * df.h (df_inns_rescan_debug_internal): Declare.
4894 * gcse.c (alloc_hash_table): Estimate n_insns.
4895 (cprop_insn): Don't regard debug insns as changes.
4896 (bypass_conditional_jumps): Skip debug insns.
4897 (one_pre_gcse_pass): Adjust.
4898 (one_code_hoisting_pass): Likewise.
4899 (compute_ld_motion_mems): Skip debug insns.
4900 (one_cprop_pass): Adjust.
4901 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
4902 (if_convertible_stmt_p): Handle debug stmts.
4903 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
4904 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
4905 * ira-build.c (create_bb_allocnos): Skip debug insns.
4906 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
4907 (has_single_use): Likewise.
4908 (single_imm_use): Likewise.
4909 (num_imm_uses): Likewise.
4910 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
4911 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
4912 (create_outofssa_var_map): Likewise.
4913 * lower-subreg.c (adjust_decomposed_uses): New.
4914 (resolve_debug): New.
4915 (decompose_multiword_subregs): Use it.
4916 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
4917 * emit-rtl.c: Include params.h.
4918 (cur_debug_insn_uid): Define.
4919 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
4920 (copy_rtx_if_shared_1): Handle debug insns.
4921 (reset_used_flags): Likewise.
4922 (set_used_flags): LIkewise.
4923 (get_max_insn_count): New.
4924 (next_nondebug_insn): New.
4925 (prev_nondebug_insn): New.
4926 (make_debug_insn_raw): New.
4927 (emit_insn_before_noloc): Handle debug insns.
4928 (emit_jump_insn_before_noloc): Likewise.
4929 (emit_call_insn_before_noloc): Likewise.
4930 (emit_debug_insn_before_noloc): New.
4931 (emit_insn_after_noloc): Handle debug insns.
4932 (emit_jump_insn_after_noloc): Likewise.
4933 (emit_call_insn_after_noloc): Likewise.
4934 (emit_debug_insn_after_noloc): Likewise.
4935 (emit_insn_after): Take loc from earlier non-debug insn.
4936 (emit_jump_insn_after): Likewise.
4937 (emit_call_insn_after): Likewise.
4938 (emit_debug_insn_after_setloc): New.
4939 (emit_debug_insn_after): New.
4940 (emit_insn_before): Take loc from later non-debug insn.
4941 (emit_jump_insn_before): Likewise.
4942 (emit_call_insn_before): Likewise.
4943 (emit_debug_insn_before_setloc): New.
4944 (emit_debug_insn_before): New.
4945 (emit_insn): Handle debug insns.
4946 (emit_debug_insn): New.
4947 (emit_jump_insn): Handle debug insns.
4948 (emit_call_insn): Likewise.
4950 (init_emit): Take min-nondebug-insn-uid into account.
4951 Initialize cur_debug_insn_uid.
4952 (emit_copy_of_insn_after): Handle debug insns.
4953 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
4954 location of single rhs in place.
4955 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
4956 (floor_sdiv_adjust): New.
4957 (cell_sdiv_adjust): New.
4958 (cell_udiv_adjust): New.
4959 (round_sdiv_adjust): New.
4960 (round_udiv_adjust): New.
4961 (wrap_constant): Moved from cselib.
4962 (unwrap_constant): New.
4963 (expand_debug_expr): New.
4964 (expand_debug_locations): New.
4965 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
4967 (gimple_expand_cfg): Expand debug locations.
4968 * cselib.c: Include tree-pass.h.
4969 (struct expand_value_data): New.
4970 (cselib_record_sets_hook): New.
4971 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
4972 (cselib_clear_table): Move, and implemnet in terms of...
4973 (cselib_reset_table_with_next_value): ... this.
4974 (cselib_get_next_unknown_value): New.
4975 (discard_useless_locs): Don't discard preserved values.
4976 (cselib_preserve_value): New.
4977 (cselib_preserved_value_p): New.
4978 (cselib_preserve_definitely): New.
4979 (cselib_clear_preserve): New.
4980 (cselib_preserve_only_values): New.
4981 (new_cselib_val): Take rtx argument. Dump it in details.
4982 (cselib_lookup_mem): Adjust.
4983 (expand_loc): Take regs_active in struct. Adjust. Silence
4984 dumps unless details are requested.
4985 (cselib_expand_value_rtx_cb): New.
4986 (cselib_expand_value_rtx): Rename and reimplment in terms of...
4987 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
4988 without details. Copy more subregs. Try to resolve values
4989 using a callback. Wrap constants.
4990 (cselib_subst_to_values): Adjust.
4991 (cselib_log_lookup): New.
4992 (cselib_lookup): Call it.
4993 (cselib_invalidate_regno): Don't count preserved values as useless.
4994 (cselib_invalidate_mem): Likewise.
4995 (cselib_record_set): Likewise.
4996 (struct set): Renamed to cselib_set, moved to cselib.h.
4997 (cselib_record_sets): Adjust. Call hook.
4998 (cselib_process_insn): Reset table when it would be cleared.
4999 (dump_cselib_val): New.
5000 (dump_cselib_table): New.
5001 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5002 (remove_forwarder_block): Support moving debug stmts.
5003 * cselib.h (cselib_record_sets_hook): Declare.
5004 (cselib_expand_callback): New type.
5005 (cselib_expand_value_rtx_cb): Declare.
5006 (cselib_reset_table_with_next_value): Declare.
5007 (cselib_get_next_unknown_value): Declare.
5008 (cselib_preserve_value): Declare.
5009 (cselib_preserved_value_p): Declare.
5010 (cselib_preserve_only_values): Declare.
5011 (dump_cselib_table): Declare.
5012 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5013 (try_crossjump_to_edge): Likewise.
5014 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5015 dominated blocks when debug stmts are present.
5016 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5017 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5018 (set_var_live_on_entry): Likewise.
5019 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5020 * cfglayout.c (curr_location, last_location): Make static.
5021 (set_curr_insn_source_location): Don't avoid bouncing.
5022 (get_curr_insn_source_location): New.
5023 (get_curr_insn_block): New.
5024 (duplicate_insn_chain): Handle debug insns.
5025 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5027 * common.opt (fcompare-debug): Move to sort order.
5028 (fdump-unnumbered-links): Likewise.
5029 (fvar-tracking-assignments): New.
5030 (fvar-tracking-assignments-toggle): New.
5031 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5032 because of debug stmts.
5033 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5034 (eliminate_unnecessary_stmts): Walk dominated blocks before
5036 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5037 * ira.c (memref_used_between_p): Skip debug insns.
5038 (update_equiv_regs): Likewise.
5039 * sched-deps.c (sd_lists_size): Accept empty list.
5040 (sd_init_insn): Mark debug insns.
5041 (sd_finish_insn): Unmark them.
5042 (sd_add_dep): Reject non-debug deps on debug insns.
5043 (fixup_sched_groups): Give debug insns group treatment.
5045 (sched_analyze_reg): Don't mark debug insns for sched before call.
5046 (sched_analyze_2): Handle debug insns.
5047 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5049 (deps_analyze_insn): Handle debug insns.
5050 (deps_start_bb): Skip debug insns.
5051 (init_deps): Initialize last_debug_insn.
5052 * tree-ssa.c (target_for_debug_bind): New.
5053 (find_released_ssa_name): New.
5054 (propagate_var_def_into_debug_stmts): New.
5055 (propagate_defs_into_debug_stmts): New.
5056 (verify_ssa): Skip debug bind stmts without values.
5057 (warn_uninialized_vars): Skip debug stmts.
5058 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5059 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5060 (rtx_equal_p): Likewise.
5061 * ira-costs.c (scan_one_insn): Skip debug insns.
5062 (process_bb_node_for_hard_reg_moves): Likewise.
5063 * rtl.h (DEBUG_INSN_P): New.
5064 (NONDEBUG_INSN_P): New.
5065 (MAY_HAVE_DEBUG_INSNS): New.
5066 (INSN_P): Accept debug insns.
5067 (RTX_FRAME_RELATED_P): Likewise.
5068 (INSN_DELETED_P): Likewise
5069 (PAT_VAR_LOCATION_DECL): New.
5070 (PAT_VAR_LOCATION_LOC): New.
5071 (PAT_VAR_OCATION_STATUS): New.
5072 (NOTE_VAR_LOCATION_DECL): Reimplement.
5073 (NOTE_VAR_LOCATION_LOC): Likewise.
5074 (NOTE_VAR_LOCATION_STATUS): Likewise.
5075 (INSN_VAR_LOCATION): New.
5076 (INSN_VAR_LOCATION_DECL): New.
5077 (INSN_VAR_LOCATION_LOC): New.
5078 (INSN_VAR_LOCATION_STATUS): New.
5079 (gen_rtx_UNKNOWN_VAR_LOC): New.
5080 (VAR_LOC_UNKNOWN_P): New.
5081 (NOTE_DURING_CALL_P): New.
5082 (SCHED_GROUP_P): Accept debug insns.
5083 (emit_debug_insn_before): Declare.
5084 (emit_debug_insn_before_noloc): Declare.
5085 (emit_debug_insn_beore_setloc): Declare.
5086 (emit_debug_insn_after): Declare.
5087 (emit_debug_insn_after_noloc): Declare.
5088 (emit_debug_insn_after_setloc): Declare.
5089 (emit_debug_insn): Declare.
5090 (make_debug_insn_raw): Declare.
5091 (prev_nondebug_insn): Declare.
5092 (next_nondebug_insn): Declare.
5093 (delegitimize_mem_from_attrs): Declare.
5094 (get_max_insn_count): Declare.
5095 (wrap_constant): Declare.
5096 (unwrap_constant): Declare.
5097 (get_curr_insn_source_location): Declare.
5098 (get_curr_insn_block): Declare.
5099 * tree-inline.c (insert_debug_decl_map): New.
5100 (processing_debug_stmt): New.
5101 (remap_decl): Don't create new mappings in debug stmts.
5102 (remap_gimple_op_r): Don't add references in debug stmts.
5103 (copy_tree_body_r): Likewise.
5104 (remap_gimple_stmt): Handle debug bind stmts.
5105 (copy_bb): Skip debug stmts.
5106 (copy_edges_for_bb): Likewise.
5107 (copy_debug_stmt): New.
5108 (copy_debug_stmts): New.
5109 (copy_body): Copy debug stmts at the end.
5110 (insert_init_debug_bind): New.
5111 (insert_init_stmt): Take id. Skip and emit debug stmts.
5112 (setup_one_parameter): Remap variable earlier, register debug mapping.
5113 (estimate_num_insns): Skip debug stmts.
5114 (expand_call_inline): Preserve debug_map.
5115 (optimize_inline_calls): Check for no debug_stmts left-overs.
5116 (unsave_expr_now): Preserve debug_map.
5117 (copy_gimple_seq_and_replace_locals): Likewise.
5118 (tree_function_versioning): Check for no debug_stmts left-overs.
5119 Init and destroy debug_map as needed. Split edges unconditionally.
5120 (build_duplicate_type): Init and destroy debug_map as needed.
5121 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5122 (struct copy_body_data): Add debug_stmts and debug_map.
5123 * sched-int.h (struct ready_list): Add n_debug.
5124 (struct deps): Add last_debug_insn.
5125 (DEBUG_INSN_SCHED_P): New.
5126 (BOUNDARY_DEBUG_INSN_P): New.
5127 (SCHEDULE_DEBUG_INSN_P): New.
5128 (sd_iterator_cond): Accept empty list.
5129 * combine.c (create_log_links): Skip debug insns.
5130 (combine_instructions): Likewise.
5131 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5132 return value is always unshared.
5133 (struct rtx_subst_pair): New.
5134 (auto_adjust_pair): New.
5135 (propagate_for_debug_subst): New.
5136 (propagate_for_debug): New.
5137 (try_combine): Skip debug insns. Propagate removed defs into
5139 (next_nonnote_nondebug_insn): New.
5140 (distribute_notes): Use it. Skip debug insns.
5141 (distribute_links): Skip debug insns.
5142 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5143 * resource.c (mark_target_live_regs): Likewise.
5144 * var-tracking.c: Include cselib.h and target.h.
5145 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5147 (micro_operation_type_name): New.
5148 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5149 (struct micro_operation_def): Update comments.
5150 (decl_or_value): New type. Use instead of decls.
5151 (struct emit_note_data_def): Add vars.
5152 (struct attrs_def): Use decl_or_value.
5153 (struct variable_tracking_info_def): Add permp, flooded.
5154 (struct location_chain_def): Update comment.
5155 (struct variable_part_def): Use decl_or_value.
5156 (struct variable_def): Make var_part a variable length array.
5158 (scratch_regs): New.
5159 (cselib_hook_called): New.
5160 (dv_is_decl_p): New.
5161 (dv_is_value_p): New.
5164 (dv_as_opaque): New.
5165 (dv_onepart_p): New.
5167 (IS_DECL_CODE): New.
5168 (check_value_is_not_decl): New.
5169 (dv_from_decl): New.
5170 (dv_from_value): New.
5171 (dv_htab_hash): New.
5172 (variable_htab_hash): Use it.
5173 (variable_htab_eq): Support values.
5174 (variable_htab_free): Free from the right pool.
5175 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5176 (attrs_list_union): Adjust.
5177 (attrs_list_mpdv_union): New.
5178 (tie_break_pointers): New.
5179 (canon_value_cmp): New.
5180 (unshare_variable): Return possibly-modified slot.
5181 (vars_copy_1): Adjust.
5182 (var_reg_decl_set): Adjust. Split out of...
5183 (var_reg_set): ... this.
5184 (get_init_value): Adjust.
5185 (var_reg_delete_and_set): Adjust.
5186 (var_reg_delete): Adjust.
5187 (var_regno_delete): Adjust.
5188 (var_mem_decl_set): Split out of...
5189 (var_mem_set): ... this.
5190 (var_mem_delete_and_set): Adjust.
5191 (var_mem_delete): Adjust.
5195 (variable_union): Adjust. Speed up merge of 1-part vars.
5196 (variable_canonicalize): Use unshared slot.
5197 (VALUED_RECURSED_INTO): New.
5198 (find_loc_in_1pdv): New.
5199 (struct dfset_merge): New.
5200 (insert_into_intersection): New.
5201 (intersect_loc_chains): New.
5203 (canonicalize_loc_order_check): New.
5204 (canonicalize_values_mark): New.
5205 (canonicalize_values_star): New.
5206 (variable_merge_over_cur): New.
5207 (variable_merge_over_src): New.
5208 (dataflow_set_merge): New.
5209 (dataflow_set_equiv_regs): New.
5210 (remove_duplicate_values): New.
5211 (struct dfset_post_merge): New.
5212 (variable_post_merge_new_vals): New.
5213 (variable_post_merge_perm_vals): New.
5214 (dataflow_post_merge_adjust): New.
5215 (find_mem_expr_in_1pdv): New.
5216 (dataflow_set_preserve_mem_locs): New.
5217 (dataflow_set_remove_mem_locs): New.
5218 (dataflow_set_clear_at_call): New.
5219 (onepart_variable_different_p): New.
5220 (variable_different_p): Use it.
5221 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5222 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5224 (track_loc_p): Pass it true.
5225 (struct count_use_info): New.
5226 (find_use_val): New.
5227 (replace_expr_with_values): New.
5229 (use_type): New, partially split out of...
5230 (count_uses): ... this. Count new micro-ops.
5231 (count_uses_1): Adjust.
5232 (count_stores): Adjust.
5233 (count_with_sets): New.
5234 (VAL_NEEDS_RESOLUTION): New.
5235 (VAL_HOLDS_TRACK_EXPR): New.
5236 (VAL_EXPR_IS_COPIED): New.
5237 (VAL_EXPR_IS_CLOBBERED): New.
5238 (add_uses): Adjust. Generate new micro-ops.
5239 (add_uses_1): Adjust.
5240 (add_stores): Generate new micro-ops.
5241 (add_with_sets): New.
5242 (find_src_status): Adjust.
5243 (find_src_set_src): Adjust.
5244 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5245 Handle new micro-ops. Canonicalize value equivalances.
5246 (vt_find_locations): Compute total size of hash tables for
5247 dumping. Perform merge for var-tracking-assignments. Don't
5248 disregard single-block loops.
5249 (dump_attrs_list): Handle decl_or_value.
5250 (dump_variable): Take variable. Deal with decl_or_value.
5251 (dump_variable_slot): New.
5252 (dump_vars): Use it.
5253 (dump_dataflow_sets): Adjust.
5254 (set_slot_part): New, extended to support one-part variables
5255 after splitting out of...
5256 (set_variable_part): ... this.
5257 (clobber_slot_part): New, split out of...
5258 (clobber_variable_part): ... this.
5259 (delete_slot_part): New, split out of...
5260 (delete_variable_part): .... this.
5261 (check_wrap_constant): New.
5262 (vt_expand_loc_callback): New.
5263 (vt_expand_loc): New.
5264 (emit_note_insn_var_location): Adjust. Handle values. Handle
5265 EMIT_NOTE_AFTER_CALL_INSN.
5266 (emit_notes_for_differences_1): Adjust. Handle values.
5267 (emit_notes_for_differences_2): Likewise.
5268 (emit_notes_for_differences): Adjust.
5269 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5270 Adjust. Handle new micro-ops.
5271 (vt_add_function_parameters): Adjust. Create and bind values.
5272 (vt_initialize): Adjust. Initialize scratch_regs and
5273 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5274 operations. Move some code to count_with_sets and add_with_sets.
5275 (delete_debug_insns): New.
5276 (vt_debug_insns_local): New.
5277 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5279 (var_tracking_main): If var-tracking-assignments is enabled
5280 but var-tracking isn't, delete debug insns and leave. Likewise
5281 if we exceed limits or fail the stack adjustments tests, and
5282 after all var-tracking processing.
5283 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5284 (dataflow_set): Add traversed_vars.
5285 (value_chain, const_value_chain): New typedefs.
5286 (value_chain_pool, value_chains): New variables.
5287 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5288 add_value_chains, add_cselib_value_chains, remove_value_chain,
5289 remove_value_chains, remove_cselib_value_chains): New functions.
5290 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5291 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5293 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5294 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5295 (dst_can_be_shared): New variable.
5296 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5297 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5298 different from set->vars, look up slot again instead of using the
5300 (dataflow_set_init): Initialize traversed_vars.
5301 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5302 lookup if set->vars is shared. Don't keep slot cleared before
5303 calling unshare_variable. Unshare set->vars if needed. Adjust
5304 unshare_variable callers. Clear dst_can_be_shared if needed.
5305 Even ->refcount == 1 vars must be unshared if set->vars is shared
5306 and var needs to be modified.
5307 (dataflow_set_union): Set traversed_vars during canonicalization.
5308 (VALUE_CHANGED, DECL_CHANGED): Define.
5309 (set_dv_changed, dv_changed_p): New static inlines.
5310 (track_expr_p): Clear DECL_CHANGED.
5311 (dump_dataflow_sets): Set it.
5312 (variable_was_changed): Call set_dv_changed.
5313 (emit_note_insn_var_location): Likewise.
5314 (changed_variables_stack): New variable.
5315 (check_changed_vars_1, check_changed_vars_2): New functions.
5316 (emit_notes_for_changes): Do nothing if changed_variables is
5317 empty. Traverse changed_variables with check_changed_vars_1,
5318 call check_changed_vars_2 on each changed_variables_stack entry.
5319 (emit_notes_in_bb): Add SET argument. Just clear it at the
5320 beginning, use it instead of local &set, don't destroy it at the end.
5321 (vt_emit_notes): Call dataflow_set_clear early on all
5322 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5323 computed set, dataflow_set_clear also VTI(bb)->in when we are
5324 done with the basic block. Initialize changed_variables_stack,
5325 free it afterwards. If ENABLE_CHECKING verify that after noting
5326 differences to an empty set value_chains hash table is empty.
5327 (vt_initialize): Initialize value_chains and value_chain_pool.
5328 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5329 (variable_tracking_main): Call dump_dataflow_sets before calling
5330 vt_emit_notes, not after it.
5331 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5332 (propagate_var_def_into_debug_stmts): Declare.
5333 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5334 (df_set_note): Reject debug insns.
5335 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5336 add notes to debug insns.
5337 (df_note_bb_compute): Adjust. Likewise.
5338 (df_simulate_uses): Skip debug insns.
5339 (df_simulate_initialize_backwards): Likewise.
5340 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5341 (subst_stack_regs_pat): Reject debug insns.
5342 (convert_regs_1): Handle debug insns.
5343 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5344 (print-rtl.o): Depend on cselib.h.
5345 (cselib.o): Depend on TREE_PASS_H.
5346 (var-tracking.o): Depend on cselib.h and TARGET_H.
5347 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5348 (init_ready_list): Skip boundary debug insns.
5349 (add_branch_dependences): Skip debug insns.
5350 (free_block_dependencies): Check for blocks with only debug insns.
5351 (compute_priorities): Likewise.
5352 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5353 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5355 (gimple_build_debug_bind_stat): New.
5356 (empty_body_p): Skip debug stmts.
5357 (gimple_has_side_effects): Likewise.
5358 (gimple_rhs_has_side_effects): Likewise.
5359 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5360 (gimple_build_debug_bind_stat): Declare.
5361 (gimple_build_debug_bind): Define.
5362 (is_gimple_debug): New.
5363 (gimple_debug_bind_p): New.
5364 (gimple_debug_bind_get_var): New.
5365 (gimple_debug_bind_get_value): New.
5366 (gimple_debug_bind_get_value_ptr): New.
5367 (gimple_debug_bind_set_var): New.
5368 (gimple_debug_bind_set_value): New.
5369 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5370 (gimple_debug_bind_reset_value): New.
5371 (gimple_debug_bind_has_value_p): New.
5372 (gsi_next_nondebug): New.
5373 (gsi_prev_nondebug): New.
5374 (gsi_start_nondebug_bb): New.
5375 (gsi_last_nondebug_bb): New.
5376 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5377 (print_insn): Handle DEBUG_INSN.
5378 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5379 of first insn prevail.
5380 (first_stmt): Skip debug stmts.
5381 (first_non_label_stmt): Likewise.
5382 (last_stmt): Likewise.
5383 (has_zero_uses_1): New.
5384 (single_imm_use_1): New.
5385 (verify_gimple_debug): New.
5386 (verify_types_in_gimple_stmt): Handle debug stmts.
5387 (verify_stmt): Likewise.
5388 (debug_loop_num): Skip debug stmts.
5389 (remove_edge_and_dominated_blocks): Remove dominators last.
5390 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5391 (linearize_expr): Likewise.
5392 * config/i386/i386.c (ix86_delegitimize_address): Call
5393 default implementation.
5394 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5395 (group_barrier_needed): Skip debug insns.
5396 (emit_insn_group_barriers): Likewise.
5397 (emit_all_insn_group_barriers): Likewise.
5398 (ia64_variable_issue): Handle debug insns.
5399 (ia64_dfa_new_cycle): Likewise.
5400 (final_emit_insn_group_barriers): Skip debug insns.
5401 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5402 def cfa without frame.
5403 (process_set): Likewise.
5404 (process_for_unwind_directive): Pass frame on.
5405 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5406 (rs6000_delegitimize_address): New.
5407 (rs6000_debug_adjust_cost): Handle debug insns.
5408 (is_microcoded_insn): Likewise.
5409 (is_cracked_insn): Likewise.
5410 (is_nonpipeline_insn): Likewise.
5411 (insn_must_be_first_in_group): Likewise.
5412 (insn_must_be_last_in_group): Likewise.
5413 (force_new_group): Likewise.
5414 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5415 contains only debug insns.
5416 (rtl_merge_blocks): Skip debug insns.
5417 (purge_dead_edges): Likewise.
5418 (rtl_block_ends_with_call_p): Skip debug insns.
5419 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5420 (mark_reg_dependencies): Skip debug insns.
5421 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5422 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5423 * tree-ssa-threadedge.c
5424 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5425 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5426 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5427 (copyprop_hardreg_forward_1): Handle debug insns.
5428 * reload1.c (reload): Skip debug insns. Replace unassigned
5429 pseudos in debug insns with their equivalences.
5430 (eliminate_regs_in_insn): Skip debug insns.
5431 (emit_input_reload_insns): Skip debug insns at first, adjust
5433 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5434 (get_indirect_ref_operands): Pass opf_no_vops on.
5435 (get_expr_operands): Likewise. Skip debug stmts.
5436 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5438 2009-09-01 Richard Henderson <rth@redhat.com>
5440 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5441 stmt_ends_pp_p statements at least once.
5442 * tree-vrp.c (vrp_initialize): Likewise.
5443 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5445 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5448 Fix AIX bootstrap after PR debug/30161
5449 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5450 that is a GNU extension.
5451 (tmpl_value_parm_die_table): Move the definition of this global
5452 outside #ifdef DWARF2_DEBUGGING_INFO region.
5454 2009-09-01 Richard Guenther <rguenther@suse.de>
5456 * tree.c (tree_expr_size): New function.
5457 * tree.h (tree_expr_size): Declare.
5458 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5459 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5460 * langhooks.c (lhd_expr_size): Remove.
5461 * langhooks.h (struct lang_hooks): Remove expr_size.
5462 * explow.c (expr_size): Use tree_expr_size.
5463 (int_expr_size): Likewise.
5464 * langhooks-def.h (lhd_expr_size): Remove.
5465 (LANG_HOOKS_EXPR_SIZE): Likewise.
5466 (LANG_HOOKS_INITIALIZER): Adjust.
5468 2009-09-01 Richard Guenther <rguenther@suse.de>
5470 * tree-flow.h (mark_addressable): Move declaration ...
5471 * tree.h (mark_addressable): ... here.
5472 * stmt.c (expand_asm_operands): Use mark_addressable, not
5473 lang_hooks.mark_addressable.
5474 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5475 LANG_HOOKS_MARK_ADDRESSABLE.
5476 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5477 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5479 2009-08-31 Chris Demetriou <cgd@google.com>
5481 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5482 vectorize if not TARGET_SSE2.
5484 2009-08-31 DJ Delorie <dj@redhat.com>
5486 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5487 registers if no coprocessor is enabled.
5489 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5492 * cgraph.h (cgraph_get_node): Declare ...
5493 * cgraph.c (cgraph_get_node): ... new function.
5494 * dwarf2out.c (gen_generic_params_dies,
5495 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5496 make_ith_pack_parameter_name,
5497 append_entry_to_tmpl_value_parm_die_table,
5498 gen_remaining_tmpl_value_param_die_attribute): New functions.
5499 (gen_subprogram_die): Generate debug info for template parameters
5500 if debug info level is higher than DINFO_LEVEL_TERSE.
5501 Use tree_add_const_value_attribute_for_decl instead of
5502 tree_add_const_value_attribute.
5503 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5504 instead of tree_add_const_value_attribute.
5505 (gen_struct_or_union_type_die): Generate debug
5506 info for template parameters if debug info level is higher than
5508 (tree_add_const_value_attribute): Handle integral and pointer
5509 constants. Update comment.
5510 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5511 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5512 (reference_to_unused): Fix thinko. Remove redundant predicates from
5514 (tree_add_const_value_attribute): Make this work for constant
5516 tree_add_const_value_attribute_for_decl is to be used for variable
5518 (add_location_or_const_value_attribute): Use
5519 tree_add_const_value_attribute_for_decl now.
5520 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5521 DW_TAG_template_value_param DIEs after function DIEs have been
5523 * langhooks.h (lang_hooks_for_types): Add
5524 get_argument_pack_elems.
5525 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5526 (lang_hooks): Added get_innermost_generic_parms,
5527 get_innermost_generic_args.
5528 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5529 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5530 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5531 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5533 2009-08-31 DJ Delorie <dj@redhat.com>
5535 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5536 it once we start generating the prologue or epilogue.
5537 (mep_call_saves_register): If the frame is locked, re-use
5539 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5540 (mep_expand_prologue): Call it.
5541 (mep_expand_epilogue): Likewise.
5542 (mep_start_function): Use the same logic as mep_expand_prologue.
5543 (mep_pass_by_reference): Make logic more readable.
5544 (mep_return_in_memory): Zero-sized objects are passed in memory.
5545 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5547 2009-08-31 Richard Guenther <rguenther@suse.de>
5549 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5550 to query if the memory regions for memmove overlap.
5551 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5552 asserts on pointers, instead deal with odd trees.
5553 (ptr_derefs_may_alias_p): Likewise.
5554 (refs_may_alias_p_1): Constructor bases also never alias.
5556 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5558 * doc/install.texi (Final install): Adjust reference on where to
5559 order printed manuals.
5561 2009-08-30 Olivier Hainque <hainque@adacore.com>
5563 * dwarf2out.c (switch_to_frame_table_section): Move
5564 definition prior to first use.
5566 2009-08-30 Richard Guenther <rguenther@suse.de>
5568 PR tree-optimization/41186
5569 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5570 (ao_ref_init_from_ptr_and_size): New function.
5571 (ref_maybe_used_by_call_p_1): Be more precise tracking
5572 used ranges for builtin functions.
5573 (ref_maybe_used_by_call_p): Adjust.
5574 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5575 ranges for builtin functions.
5576 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5578 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5581 * fwprop.c (get_reg_use_in): Delete.
5582 (free_load_extend): New function.
5583 (forward_propagate_subreg): Use it.
5585 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5587 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5589 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5592 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5595 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5597 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5598 fini or fini_array section.
5600 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5602 * graphite-dependences.c (graphite_legal_transform_bb): Call
5603 pbb_remove_duplicate_pdrs.
5604 * graphite-poly.c (can_collapse_pdr): Removed.
5605 (pdr_find_duplicate): Removed.
5606 (can_collapse_pdrs): New.
5607 (pbb_remove_duplicate_pdrs): New.
5608 (new_poly_dr): Do not look for duplicates.
5609 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5610 (PBB_PDR_DUPLICATES_REMOVED): New.
5611 (pbb_remove_duplicate_pdrs): Declared.
5613 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5615 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5616 the strides by multiplying by PDR_NB_REFS.
5617 * graphite-poly.c (can_collapse_pdr): New.
5618 (pdr_find_duplicate): New.
5619 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5620 Initialize PDR_NB_REFS.
5621 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5623 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5625 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5628 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5631 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5633 * graphite-dependences.c (pddr_original_scattering): Return NULL
5634 for read-read dependence relations.
5635 * graphite-poly.h (enum poly_dr_type): Fix comment.
5638 (pdr_may_write_p): New.
5640 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5642 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5643 (struct poly_dr): Same.
5644 (new_poly_dr): Same.
5645 * graphite-poly.c (new_poly_dr): Same.
5646 * graphite-dependences.c (dot_deps): Disable call to system.
5648 2009-08-28 Cary Coutant <ccoutant@google.com>
5651 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5652 struct/union/enum types local to a function.
5654 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5655 Sebastian Pop <sebastian.pop@amd.com>
5657 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5658 pbb_strip_mine_time_depth. Changed the implementation so that
5659 transformation is expressed as a transformation on
5660 time (scatttering) dimensions. Also, ensures that the 2d+1
5661 scheduling format is preserved.
5662 (pbb_strip_mine_profitable_p): Profitability is based on the
5663 iteration number of a given time (scattering) dimension,
5664 and not on a original loop depth dimension.
5665 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5666 (pbb_do_strip_mine): Call psct_dynamic_dim.
5667 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5668 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5669 (pbb_nb_dynamic_scattering_transform): New.
5670 (psct_dynamic_dim): New.
5672 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5674 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5675 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5676 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5677 * graphite-interchange.c (build_linearized_memory_access): Same.
5678 (memory_stride_in_loop): Same.
5680 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5682 * graphite-dependences.c (pddr_original_scattering): New.
5683 (graphite_legal_transform_dr): Call pddr_original_scattering.
5686 * graphite-dependences.h (dot_deps): Declared.
5687 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5688 (print_pdr): Print PDR_ID.
5689 * graphite-poly.h (struct poly_dr): Add field id.
5692 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5694 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5696 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5697 not delete the original dependence relation.
5699 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5701 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5702 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5703 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5704 (free_poly_ddr): New.
5705 (pddr_is_empty): New.
5706 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5707 (dependence_polyhedron): Same. Remove useless gcc_assert.
5709 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5710 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5711 * graphite-dependences.h (enum poly_dependence_kind): New.
5712 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5713 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5714 (PDRP_SINK): Renamed PDDR_SINK.
5715 (PDRP_DDP): Renamed PDDR_DDP.
5717 (free_poly_ddr): Declared.
5718 * graphite-poly.c (new_scop): Use the new hash function names.
5719 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5720 into original_pddrs.
5721 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5723 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5725 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5726 bounds with LT_EXPR to make niter analysis more precise on code
5727 generated by Graphite.
5729 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5731 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5732 (graphite_legal_transform_bb): Same.
5733 (poly_drs_may_alias_p): Same.
5735 2009-08-28 Richard Guenther <rguenther@suse.de>
5737 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5739 2009-08-28 Jan Beulich <jbeulich@novell.com>
5741 * config/i386/netware.c: Include langhooks.h.
5742 (i386_nlm_encode_section_info): Simplify.
5743 (netware_override_options): Delete.
5744 * config/i386/netware.h (netware_override_options): Delete
5746 (OVERRIDE_OPTIONS): Delete definition.
5747 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5748 (ASM_COMMENT_START): Define.
5749 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5751 2009-08-28 Jan Beulich <jbeulich@novell.com>
5753 * configure.ac: For in-tree ld, do a plain version check to
5754 determine whether comdat groups are supported.
5755 * configure: Regenerate.
5757 2009-08-28 Olivier Hainque <hainque@adacore.com>
5759 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5760 always defined. Reflect definition or absence of such for
5761 COLLECT_EXPORT_LIST. Readability helper.
5762 (scanfilter): New enum, to help control what symbols
5763 are to be considered or ignored by scan_prog_file.
5764 (enum pass): Rename as "scanpass", moved together with scanfilter
5765 prior to scan_prog_file's prototype.
5766 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5767 Group prototype with the scanpass/scanfilter definitions, factorize
5768 head comments for the several implementations at the prototype.
5769 (main): Reorganize the first pass link control to let AIX
5770 drag only the needed frame tables in executables. Prevent
5771 frame tables collection during the scan aimed at static ctors.
5772 Pre-link and scan for frame tables later to compensate.
5773 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5774 A C statement to issue assembly directives that create a reference
5775 to the given DWARF table identifier label from the current function
5777 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5778 to differentiate first time section entry. Only emit a .data
5779 tables start identifier label the first time around.
5780 (switch_to_frame_table_section): New function. Helper for
5781 output_call_frame_info to switch possibly BACK into the eh_frame
5782 or the debug_frame section depending on FOR_EH.
5783 (output_call_frame_info): Use helper to first enter the proper
5785 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5786 emit a link to the frame table start label from each function
5788 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5789 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5790 * config/rs6000/rs6000-protos.h: Declare it.
5791 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5793 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5795 * config/sh/sh.c (split_branches): Check the result of
5798 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5800 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5801 using -pthread -fopenmp
5803 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5805 * doc/service.texi (service directory): Update URL.
5807 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5809 PR rtl-optimization/40861
5810 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5811 extract word from a multi-word subreg for negative byte positions.
5813 2009-08-27 Tristan Gingold <gingold@adacore.com>
5814 Douglas B Rupp <rupp@gnat.com>
5816 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5817 (SECTION_VMS_OVERLAY): Define.
5818 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5820 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5822 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5823 common_object declarations.
5824 (ia64_section_type_flags): Set section flag for common_object.
5825 * config/ia64/ia64-protos.h
5826 (ia64_vms_output_aligned_decl_common): Declare.
5827 (ia64_vms_elf_asm_named_section): Declare.
5829 2009-08-27 Michael Matz <matz@suse.de>
5831 * expr.c (expand_expr_real_2): New function taking exploded
5832 unary or binary expression, split out from ...
5833 (expand_expr_real_1): ... here. Move over all unary/binary
5834 switch parts to above function, in particular these codes:
5835 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5836 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5837 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5838 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5839 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5840 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5841 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5842 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5843 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5844 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5845 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5846 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5847 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5848 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5849 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5850 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5851 VEC_PACK_FIX_TRUNC_EXPR.
5852 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
5855 2009-08-27 Richard Guenther <rguenther@suse.de>
5857 * gengtype.c (main): Handle uint64_t.
5858 * ipa-utils.c (get_base_var): Indent properly.
5859 * tree-ssa-live.c (debug_scope_block): New function.
5860 * tree-flow.h (debug_scope_block): Declare.
5861 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
5862 * basic-block.h (enum profile_status): Rename to
5863 enum profile_status_d.
5864 (x_profile_status): Adjust type.
5866 2009-08-27 Dodji Seketeli <dodji@redhat.com>
5869 * dwarf2out.c (get_context_die): Declare this static function.
5870 (gen_type_die_with_usage): Make sure a DIE is a generated for
5871 the context of a typedef.
5873 2009-08-26 Anatoly Sokolov <aesok@post.ru>
5875 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
5878 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5880 * config/mips/mips-protos.h (mips_output_sync): Declare.
5881 (mips_sync_loop_insns): Likewise.
5882 (mips_output_sync_loop): Replace first two parameters with an rtx.
5883 * config/mips/mips.c (mips_multi_member): New structure.
5884 (mips_multi_members): New variable.
5885 (mips_multi_start): New function.
5886 (mips_multi_add): Likewise.
5887 (mips_multi_add_insn): Likewise.
5888 (mips_multi_add_label): Likewise.
5889 (mips_multi_last_index): Likewise.
5890 (mips_multi_copy_insn): Likewise.
5891 (mips_multi_set_operand): Likewise.
5892 (mips_multi_write): Likewise.
5893 (mips_print_operand_punctuation): Remove '%|' and '%-'.
5894 (mips_init_print_operand_punct): Update accordingly.
5895 (mips_start_ll_sc_sync_block): New function.
5896 (mips_end_ll_sc_sync_block): Likewise.
5897 (mips_output_sync): Likewise.
5898 (mips_sync_insn1_template): Likewise.
5899 (mips_sync_insn2_template): Likewise.
5900 (mips_get_sync_operand): Likewise.
5901 (mips_process_sync_loop): Likewise.
5902 (mips_output_sync_loop): Use mips_process_sync_loop.
5903 (mips_sync_loop_insns): New function.
5904 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
5905 (MIPS_COMPARE_AND_SWAP_12): Likewise.
5906 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
5907 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
5908 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
5909 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
5910 (MIPS_SYNC_OLD_OP_12): Likewise.
5911 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
5912 (MIPS_SYNC_NEW_OP_12): Likewise.
5913 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
5914 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
5915 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
5916 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
5917 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
5918 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
5919 * config/mips/mips.md (sync_mem): New attribute.
5920 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
5921 (sync_exclusive_mask, sync_required_oldval): Likewise.
5922 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
5923 (sync_release_barrier): Likewise.
5924 (length): Handle sync loops.
5925 (sync): Use mips_output_sync.
5926 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
5927 (sync_compare_and_swap<mode>): Set the new sync_* attributes
5928 and use mips_output_sync_loop.
5929 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
5930 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5931 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
5932 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
5933 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
5934 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
5935 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
5936 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
5937 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
5939 2009-08-26 Richard Guenther <rguenther@suse.de>
5942 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
5943 the types to not match.
5944 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
5946 * tree-ssa.c (useless_type_conversion_p): Conversions to
5947 pointers to unprototyped functions are useless.
5949 2009-08-26 Richard Guenther <rguenther@suse.de>
5951 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
5952 whole-program condition, prepare to be called for non-globals.
5953 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
5954 params build a representative with known type and track its fields.
5956 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
5958 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
5959 clearing by a taken branch.
5960 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
5961 effectively after bbro pass.
5962 (sync_nand<mode>): Ditto.
5963 (sync_old_<fetchop_name><mode>): Ditto.
5964 (sync_old_nand<mode>): Ditto.
5965 (sync_new_<fetchop_name><mode>): Dito.
5966 (sync_new_nand<mode>): Ditto.
5967 (sync_compare_and_swap<mode>_1): Ditto.
5968 (*sync_compare_and_swap<mode>): Ditto.
5969 (sync_lock_test_and_set<mode>_1): Ditto.
5970 ("sync_lock_test_and_set<mode>): Ditto.
5972 2009-08-25 Douglas B Rupp <rupp@gnat.com>
5974 * hwint.h (HOST_LONG_FORMAT): New macro
5975 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
5976 Use HOST_PTR_PRINTF.
5977 * system.h (HOST_PTR_PRINTF): Resurrect old macro
5978 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
5979 (HOST_PTR_PRINTF): Document.
5981 2009-08-25 Jan Hubicka <jh@suse.cz>
5983 * config/i386/bmmintrin.h: Replace by #error.
5986 Michael Meissner <michael.meissner@amd.com>
5987 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5988 Tony Linthicum <tony.linthicum@amd.com>
5990 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5991 (TARGET_ROUND): New macro for the round/ptest instructions which
5992 are shared between SSE4.1 and SSE5.
5993 (OPTION_MASK_ISA_ROUND): Ditto.
5994 (OPTION_ISA_ROUND): Ditto.
5995 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5996 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5998 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5999 (-mfused-madd): New switch to give users control over whether the
6000 compiler optimizes to use the multiply/add SSE5 instructions.
6002 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6003 (ix86_handle_option): Turn off 3dnow if -msse5.
6004 (override_options): Add SSE5 support.
6005 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6007 (ix86_expand_sse_movcc): Add SSE5 support.
6008 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6009 vector type to the next largest size.
6010 (ix86_expand_sse5_pack): New function to use pperm to pack a
6011 vector type to the next smallest size.
6012 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6013 (IX86_BUILTIN_FMADDSD): Ditto.
6014 (IX86_BUILTIN_FMADDPS): Ditto.
6015 (IX86_BUILTIN_FMADDPD): Ditto.
6016 (IX86_BUILTIN_FMSUBSS): Ditto.
6017 (IX86_BUILTIN_FMSUBSD): Ditto.
6018 (IX86_BUILTIN_FMSUBPS): Ditto.
6019 (IX86_BUILTIN_FMSUBPD): Ditto.
6020 (IX86_BUILTIN_FNMADDSS): Ditto.
6021 (IX86_BUILTIN_FNMADDSD): Ditto.
6022 (IX86_BUILTIN_FNMADDPS): Ditto.
6023 (IX86_BUILTIN_FNMADDPD): Ditto.
6024 (IX86_BUILTIN_FNMSUBSS): Ditto.
6025 (IX86_BUILTIN_FNMSUBSD): Ditto.
6026 (IX86_BUILTIN_FNMSUBPS): Ditto.
6027 (IX86_BUILTIN_FNMSUBPD): Ditto.
6028 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6029 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6030 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6031 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6032 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6033 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6034 (IX86_BUILTIN_PPERM): Ditto.
6035 (IX86_BUILTIN_PERMPS): Ditto.
6036 (IX86_BUILTIN_PERMPD): Ditto.
6037 (IX86_BUILTIN_PMACSSWW): Ditto.
6038 (IX86_BUILTIN_PMACSWW): Ditto.
6039 (IX86_BUILTIN_PMACSSWD): Ditto.
6040 (IX86_BUILTIN_PMACSWD): Ditto.
6041 (IX86_BUILTIN_PMACSSDD): Ditto.
6042 (IX86_BUILTIN_PMACSDD): Ditto.
6043 (IX86_BUILTIN_PMACSSDQL): Ditto.
6044 (IX86_BUILTIN_PMACSSDQH): Ditto.
6045 (IX86_BUILTIN_PMACSDQL): Ditto.
6046 (IX86_BUILTIN_PMACSDQH): Ditto.
6047 (IX86_BUILTIN_PMADCSSWD): Ditto.
6048 (IX86_BUILTIN_PMADCSWD): Ditto.
6049 (IX86_BUILTIN_PHADDBW): Ditto.
6050 (IX86_BUILTIN_PHADDBD): Ditto.
6051 (IX86_BUILTIN_PHADDBQ): Ditto.
6052 (IX86_BUILTIN_PHADDWD): Ditto.
6053 (IX86_BUILTIN_PHADDWQ): Ditto.
6054 (IX86_BUILTIN_PHADDDQ): Ditto.
6055 (IX86_BUILTIN_PHADDUBW): Ditto.
6056 (IX86_BUILTIN_PHADDUBD): Ditto.
6057 (IX86_BUILTIN_PHADDUBQ): Ditto.
6058 (IX86_BUILTIN_PHADDUWD): Ditto.
6059 (IX86_BUILTIN_PHADDUWQ): Ditto.
6060 (IX86_BUILTIN_PHADDUDQ): Ditto.
6061 (IX86_BUILTIN_PHSUBBW): Ditto.
6062 (IX86_BUILTIN_PHSUBWD): Ditto.
6063 (IX86_BUILTIN_PHSUBDQ): Ditto.
6064 (IX86_BUILTIN_PROTB): Ditto.
6065 (IX86_BUILTIN_PROTW): Ditto.
6066 (IX86_BUILTIN_PROTD): Ditto.
6067 (IX86_BUILTIN_PROTQ): Ditto.
6068 (IX86_BUILTIN_PROTB_IMM): Ditto.
6069 (IX86_BUILTIN_PROTW_IMM): Ditto.
6070 (IX86_BUILTIN_PROTD_IMM): Ditto.
6071 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6072 (IX86_BUILTIN_PSHLB): Ditto.
6073 (IX86_BUILTIN_PSHLW): Ditto.
6074 (IX86_BUILTIN_PSHLD): Ditto.
6075 (IX86_BUILTIN_PSHLQ): Ditto.
6076 (IX86_BUILTIN_PSHAB): Ditto.
6077 (IX86_BUILTIN_PSHAW): Ditto.
6078 (IX86_BUILTIN_PSHAD): Ditto.
6079 (IX86_BUILTIN_PSHAQ): Ditto.
6080 (IX86_BUILTIN_FRCZSS): Ditto.
6081 (IX86_BUILTIN_FRCZSD): Ditto.
6082 (IX86_BUILTIN_FRCZPS): Ditto.
6083 (IX86_BUILTIN_FRCZPD): Ditto.
6084 (IX86_BUILTIN_CVTPH2PS): Ditto.
6085 (IX86_BUILTIN_CVTPS2PH): Ditto.
6086 (IX86_BUILTIN_COMEQSS): Ditto.
6087 (IX86_BUILTIN_COMNESS): Ditto.
6088 (IX86_BUILTIN_COMLTSS): Ditto.
6089 (IX86_BUILTIN_COMLESS): Ditto.
6090 (IX86_BUILTIN_COMGTSS): Ditto.
6091 (IX86_BUILTIN_COMGESS): Ditto.
6092 (IX86_BUILTIN_COMUEQSS): Ditto.
6093 (IX86_BUILTIN_COMUNESS): Ditto.
6094 (IX86_BUILTIN_COMULTSS): Ditto.
6095 (IX86_BUILTIN_COMULESS): Ditto.
6096 (IX86_BUILTIN_COMUGTSS): Ditto.
6097 (IX86_BUILTIN_COMUGESS): Ditto.
6098 (IX86_BUILTIN_COMORDSS): Ditto.
6099 (IX86_BUILTIN_COMUNORDSS): Ditto.
6100 (IX86_BUILTIN_COMFALSESS): Ditto.
6101 (IX86_BUILTIN_COMTRUESS): Ditto.
6102 (IX86_BUILTIN_COMEQSD): Ditto.
6103 (IX86_BUILTIN_COMNESD): Ditto.
6104 (IX86_BUILTIN_COMLTSD): Ditto.
6105 (IX86_BUILTIN_COMLESD): Ditto.
6106 (IX86_BUILTIN_COMGTSD): Ditto.
6107 (IX86_BUILTIN_COMGESD): Ditto.
6108 (IX86_BUILTIN_COMUEQSD): Ditto.
6109 (IX86_BUILTIN_COMUNESD): Ditto.
6110 (IX86_BUILTIN_COMULTSD): Ditto.
6111 (IX86_BUILTIN_COMULESD): Ditto.
6112 (IX86_BUILTIN_COMUGTSD): Ditto.
6113 (IX86_BUILTIN_COMUGESD): Ditto.
6114 (IX86_BUILTIN_COMORDSD): Ditto.
6115 (IX86_BUILTIN_COMUNORDSD): Ditto.
6116 (IX86_BUILTIN_COMFALSESD): Ditto.
6117 (IX86_BUILTIN_COMTRUESD): Ditto.
6118 (IX86_BUILTIN_COMEQPS): Ditto.
6119 (IX86_BUILTIN_COMNEPS): Ditto.
6120 (IX86_BUILTIN_COMLTPS): Ditto.
6121 (IX86_BUILTIN_COMLEPS): Ditto.
6122 (IX86_BUILTIN_COMGTPS): Ditto.
6123 (IX86_BUILTIN_COMGEPS): Ditto.
6124 (IX86_BUILTIN_COMUEQPS): Ditto.
6125 (IX86_BUILTIN_COMUNEPS): Ditto.
6126 (IX86_BUILTIN_COMULTPS): Ditto.
6127 (IX86_BUILTIN_COMULEPS): Ditto.
6128 (IX86_BUILTIN_COMUGTPS): Ditto.
6129 (IX86_BUILTIN_COMUGEPS): Ditto.
6130 (IX86_BUILTIN_COMORDPS): Ditto.
6131 (IX86_BUILTIN_COMUNORDPS): Ditto.
6132 (IX86_BUILTIN_COMFALSEPS): Ditto.
6133 (IX86_BUILTIN_COMTRUEPS): Ditto.
6134 (IX86_BUILTIN_COMEQPD): Ditto.
6135 (IX86_BUILTIN_COMNEPD): Ditto.
6136 (IX86_BUILTIN_COMLTPD): Ditto.
6137 (IX86_BUILTIN_COMLEPD): Ditto.
6138 (IX86_BUILTIN_COMGTPD): Ditto.
6139 (IX86_BUILTIN_COMGEPD): Ditto.
6140 (IX86_BUILTIN_COMUEQPD): Ditto.
6141 (IX86_BUILTIN_COMUNEPD): Ditto.
6142 (IX86_BUILTIN_COMULTPD): Ditto.
6143 (IX86_BUILTIN_COMULEPD): Ditto.
6144 (IX86_BUILTIN_COMUGTPD): Ditto.
6145 (IX86_BUILTIN_COMUGEPD): Ditto.
6146 (IX86_BUILTIN_COMORDPD): Ditto.
6147 (IX86_BUILTIN_COMUNORDPD): Ditto.
6148 (IX86_BUILTIN_COMFALSEPD): Ditto.
6149 (IX86_BUILTIN_COMTRUEPD): Ditto.
6150 (IX86_BUILTIN_PCOMEQUB): Ditto.
6151 (IX86_BUILTIN_PCOMNEUB): Ditto.
6152 (IX86_BUILTIN_PCOMLTUB): Ditto.
6153 (IX86_BUILTIN_PCOMLEUB): Ditto.
6154 (IX86_BUILTIN_PCOMGTUB): Ditto.
6155 (IX86_BUILTIN_PCOMGEUB): Ditto.
6156 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6157 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6158 (IX86_BUILTIN_PCOMEQUW): Ditto.
6159 (IX86_BUILTIN_PCOMNEUW): Ditto.
6160 (IX86_BUILTIN_PCOMLTUW): Ditto.
6161 (IX86_BUILTIN_PCOMLEUW): Ditto.
6162 (IX86_BUILTIN_PCOMGTUW): Ditto.
6163 (IX86_BUILTIN_PCOMGEUW): Ditto.
6164 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6165 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6166 (IX86_BUILTIN_PCOMEQUD): Ditto.
6167 (IX86_BUILTIN_PCOMNEUD): Ditto.
6168 (IX86_BUILTIN_PCOMLTUD): Ditto.
6169 (IX86_BUILTIN_PCOMLEUD): Ditto.
6170 (IX86_BUILTIN_PCOMGTUD): Ditto.
6171 (IX86_BUILTIN_PCOMGEUD): Ditto.
6172 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6173 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6174 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6175 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6176 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6177 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6178 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6179 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6180 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6181 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6182 (IX86_BUILTIN_PCOMEQB): Ditto.
6183 (IX86_BUILTIN_PCOMNEB): Ditto.
6184 (IX86_BUILTIN_PCOMLTB): Ditto.
6185 (IX86_BUILTIN_PCOMLEB): Ditto.
6186 (IX86_BUILTIN_PCOMGTB): Ditto.
6187 (IX86_BUILTIN_PCOMGEB): Ditto.
6188 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6189 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6190 (IX86_BUILTIN_PCOMEQW): Ditto.
6191 (IX86_BUILTIN_PCOMNEW): Ditto.
6192 (IX86_BUILTIN_PCOMLTW): Ditto.
6193 (IX86_BUILTIN_PCOMLEW): Ditto.
6194 (IX86_BUILTIN_PCOMGTW): Ditto.
6195 (IX86_BUILTIN_PCOMGEW): Ditto.
6196 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6197 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6198 (IX86_BUILTIN_PCOMEQD): Ditto.
6199 (IX86_BUILTIN_PCOMNED): Ditto.
6200 (IX86_BUILTIN_PCOMLTD): Ditto.
6201 (IX86_BUILTIN_PCOMLED): Ditto.
6202 (IX86_BUILTIN_PCOMGTD): Ditto.
6203 (IX86_BUILTIN_PCOMGED): Ditto.
6204 (IX86_BUILTIN_PCOMFALSED): Ditto.
6205 (IX86_BUILTIN_PCOMTRUED): Ditto.
6206 (IX86_BUILTIN_PCOMEQQ): Ditto.
6207 (IX86_BUILTIN_PCOMNEQ): Ditto.
6208 (IX86_BUILTIN_PCOMLTQ): Ditto.
6209 (IX86_BUILTIN_PCOMLEQ): Ditto.
6210 (IX86_BUILTIN_PCOMGTQ): Ditto.
6211 (IX86_BUILTIN_PCOMGEQ): Ditto.
6212 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6213 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6214 (enum multi_arg_type): New enum for describing the various SSE5
6215 intrinsic argument types.
6216 (bdesc_multi_arg): New table for SSE5 intrinsics.
6217 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6218 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6220 (ix86_expand_builtin): Add SSE5 intrinsic support.
6221 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6222 operand instructions.
6223 (ix86_expand_sse5_multiple_memory): New function to split the
6224 second memory reference from SSE5 instructions.
6225 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6226 (ix86_return_pops_args): Use stdarg_p to determine if the function
6227 has variable arguments.
6228 (ix86_setup_incoming_varargs): Ditto.
6229 (x86_this_parameter): Ditto.
6231 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6233 (ix86_expand_sse5_pack): Ditto.
6234 (ix86_sse5_valid_op_p): Ditto.
6235 (ix86_expand_sse5_multiple_memory): Ditto.
6237 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6238 constant for SSE5 support.
6239 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6240 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6241 (UNSPEC_SSE5_PERMUTE): Ditto.
6242 (UNSPEC_SSE5_ASHIFT): Ditto.
6243 (UNSPEC_SSE5_LSHIFT): Ditto.
6244 (UNSPEC_FRCZ): Ditto.
6245 (UNSPEC_CVTPH2PS): Ditto.
6246 (UNSPEC_CVTPS2PH): Ditto.
6247 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6249 (COM_FALSE_S): Ditto.
6250 (COM_FALSE_P): Ditto.
6251 (COM_TRUE_S): Ditto.
6252 (COM_TRUE_P): Ditto.
6253 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6254 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6256 (memory attribute): Ditto.
6257 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6258 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6259 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6260 (floor<mode>2): Ditto.
6261 (ceil<mode>2): Ditto.
6262 (btrunc<mode>2): Ditto.
6263 (nearbyintdf2): Ditto.
6264 (nearbyintsf2): Ditto.
6265 (sse_setccsf): Disable if SSE5.
6266 (sse_setccdf): Ditto.
6267 (sse5_setcc<mode>): New support for SSE5 conditional move.
6268 (sse5_pcmov_<mode>): Ditto.
6270 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6272 (SSEMODEF2P): Ditto.
6273 (ssemodesuffixf4): New mode attribute for SSE5.
6274 (ssemodesuffixf2s): Ditto.
6275 (ssemodesuffixf2c): Ditto.
6276 (sserotatemax): Ditto.
6277 (ssescalarmode): Ditto.
6278 (sse_maskcmpv4sf3): Disable if SSE5.
6279 (sse_maskcmpv2df3): Ditto.
6280 (sse_vmmaskcmpv4sf3): Ditto.
6281 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6282 (sse5_vmfmadd<mode>4): Ditto.
6283 (sse5_fmsub<mode>4): Ditto.
6284 (sse5_vmfmsub<mode>4): Ditto.
6285 (sse5_fnmadd<mode>4): Ditto.
6286 (sse5_vmfnmadd<mode>4): Ditto.
6287 (sse5_fnmsub<mode>4): Ditto.
6288 (sse5_vmfnmsub<mode>4): Ditto.
6289 (sse5i_fmadd<mode>4): Ditto.
6290 (sse5i_fmsub<mode>4): Ditto.
6291 (sse5i_fnmadd<mode>4): Ditto.
6292 (sse5i_fnmsub<mode>4): Ditto.
6293 (sse5i_vmfmadd<mode>4): Ditto.
6294 (sse5i_vmfmsub<mode>4): Ditto.
6295 (sse5i_vmfnmadd<mode>4): Ditto.
6296 (sse5i_vmfnmsub<mode>4): Ditto.
6297 (mulv16qi3): Add SSE5 support.
6299 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6300 (sse2_mulv4si3): Disable if SSE5.
6301 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6302 (sse4_1_roundps): Ditto.
6303 (sse4_1_roundsd): Ditto.
6304 (sse4_1_roundss): Ditto.
6305 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6307 (sse_maskcmpsf3): Ditto.
6308 (sse_vmmaskcmpv4sf3): Ditto.
6309 (sse2_maskcmpv2df3): Ditto.
6310 (sse2_maskcmpdf3): Ditto.
6311 (sse2_vmmaskcmpv2df3): Ditto.
6312 (sse2_eq<mode>3): Ditto.
6313 (sse2_gt<mode>3): Ditto.
6314 (sse5_pcmov_<mode>): Add SSE5 support.
6315 (vec_unpacku_hi_v16qi): Ditto.
6316 (vec_unpacks_hi_v16qi): Ditto.
6317 (vec_unpacku_lo_v16qi): Ditto.
6318 (vec_unpacks_lo_v16qi): Ditto.
6319 (vec_unpacku_hi_v8hi): Ditto.
6320 (vec_unpacks_hi_v8hi): Ditto.
6321 (vec_unpacku_lo_v8hi): Ditto.
6322 (vec_unpacks_lo_v8hi): Ditto.
6323 (vec_unpacku_hi_v4si): Ditto.
6324 (vec_unpacks_hi_v4si): Ditto.
6325 (vec_unpacku_lo_v4si): Ditto.
6326 (vec_unpacks_lo_v4si): Ditto.
6327 (sse5_pmacsww): New SSE5 intrinsic insn.
6328 (sse5_pmacssww): Ditto.
6329 (sse5_pmacsdd): Ditto.
6330 (sse5_pmacssdd): Ditto.
6331 (sse5_pmacssdql): Ditto.
6332 (sse5_pmacssdqh): Ditto.
6333 (sse5_pmacsdqh): Ditto.
6334 (sse5_pmacsswd): Ditto.
6335 (sse5_pmacswd): Ditto.
6336 (sse5_pmadcsswd): Ditto.
6337 (sse5_pmadcswd): Ditto.
6338 (sse5_pcmov_<move>): Conditional move support on SSE5.
6339 (sse5_phaddbw): New SSE5 intrinsic insn.
6340 (sse5_phaddbd): Ditto.
6341 (sse5_phaddbq): Ditto.
6342 (sse5_phaddwd): Ditto.
6343 (sse5_phaddwq): Ditto.
6344 (sse5_phadddq): Ditto.
6345 (sse5_phaddubw): Ditto.
6346 (sse5_phaddubd): Ditto.
6347 (sse5_phaddubq): Ditto.
6348 (sse5_phadduwd): Ditto.
6349 (sse5_phadduwq): Ditto.
6350 (sse5_phaddudq): Ditto.
6351 (sse5_phsubbw): Ditto.
6352 (sse5_phsubwd): Ditto.
6353 (sse5_phsubdq): Ditto.
6354 (sse5_pperm): Ditto.
6355 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6356 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6357 (sse5_pperm_sign_v8hi_v4si): Ditto.
6358 (sse5_pperm_zero_v8hi_v4si): Ditto.
6359 (sse5_pperm_sign_v4si_v2di): Ditto.
6360 (sse5_pperm_sign_v4si_v2di): Ditto.
6361 (sse5_pperm_pack_v2di_v4si): Ditto.
6362 (sse5_pperm_pack_v4si_v8hi): Ditto.
6363 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6364 (sse5_perm<mode>): New SSE5 intrinsic insn.
6365 (rotl<mode>3): Ditto.
6366 (sse5_rotl<mode>3): Ditto.
6367 (sse5_ashl<mode>3): Ditto.
6368 (sse5_lshl<mode>3): Ditto.
6369 (sse5_frcz<mode>2): Ditto.
6370 (sse5s_frcz<mode>2): Ditto.
6371 (sse5_cvtph2ps): Ditto.
6372 (sse5_cvtps2ph): Ditto.
6373 (sse5_vmmaskcmp<mode>3): Ditto.
6374 (sse5_com_tf<mode>3): Ditto.
6375 (sse5_maskcmp<mode>3): Ditto.
6376 (sse5_maskcmp_uns<mode>3): Ditto.
6377 (sse5_maskcmp_uns2<mode>3): Ditto.
6378 (sse5_pcom_tf<mode>3): Ditto.
6380 * config/i386/predicates.md (sse5_comparison_float_operator):
6381 New predicate to match the comparison operators supported by
6382 the SSE5 com instruction.
6383 (ix86_comparison_int_operator): New predicate to match just the
6384 signed int comparisons.
6385 (ix86_comparison_uns_operator): New predicate to match just the
6386 unsigned int comparisons.
6388 * doc/invoke.texi (-msse5): Add documentation.
6389 (-mfused-madd): Ditto.
6391 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6393 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6395 (x86_64-*-*): Ditto.
6397 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6399 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6400 intrinisics for SSE5.
6402 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6405 * config/i386/mmintrin-common.h: New file, to contain common
6406 instructions between SSE4.1 and SSE5.
6408 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6409 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6410 (gen_regparm_prefix): Ditto.
6412 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6413 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6414 prototype_p to determine if a function is prototyped.
6416 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6418 * c-common.c (c_common_reswords) add the alignof keyword,
6419 with same RID as __alignof and __alignof__
6421 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6423 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6424 * hooks.c (hook_bool_const_int_const_int_true): New function.
6425 * target.h (struct gcc_target): Add can_eliminate field.
6426 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6427 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6428 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6429 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6430 (elim_table): Revise comment.
6431 * system.h (CAN_ELIMINATE): Poison.
6432 * defaults.h (CAN_ELIMINATE): Remove.
6433 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6435 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6436 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6438 (alpha_vms_can_eliminate): Declare as static, change return type to
6440 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6442 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6443 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6444 (arm_can_eliminate): New function.
6446 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6447 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6448 (avr_can_eliminate): Declare as static.
6449 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6451 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6452 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6453 (bfin_can_eliminate): New function.
6455 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6456 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6457 (crx_can_eliminate): New function.
6459 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6460 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6461 (fr30_can_eliminate): New function.
6463 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6464 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6465 (frv_can_eliminate): New function.
6467 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6468 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6469 (h8300_can_eliminate): New function.
6471 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6472 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6473 (i386_can_eliminate): Declare as static, change return type to bool.
6474 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6476 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6477 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6478 (ia64_can_eliminate): New function.
6480 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6481 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6482 (iq2000_can_eliminate): New function.
6484 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6485 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6486 (m32r_can_eliminate): New function.
6488 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6489 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6490 (m68hc11_can_eliminate): New function.
6492 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6493 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6494 (m68k_can_eliminate): New function.
6496 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6497 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6498 (mep_can_eliminate): New function.
6500 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6501 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6502 (mips_can_eliminate): New function.
6504 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6505 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6506 (rs6000_can_eliminate): New function.
6508 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6509 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6510 (s390_can_eliminate): Declare as static.
6511 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6513 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6514 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6515 (score_can_eliminate): New function.
6517 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6518 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6519 (sparc_can_eliminate): Declare as static.
6520 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6522 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6523 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6524 (xstormy16_can_eliminate): New function.
6526 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6527 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6528 (v850_can_eliminate): New function.
6530 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6532 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6533 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6534 (*movdfcc_ext[1234]): Disable for IEEE mode.
6536 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6538 * gimplify.c (prepare_gimple_addressable): New static function.
6539 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6541 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6542 manually fiddling with it.
6544 2009-08-25 Michael Matz <matz@suse.de>
6546 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6547 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6549 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6550 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6551 (do_jump): Split out code for simple binary comparisons into ...
6552 (do_jump_1): ... this, taking the individual operands and code.
6553 Change callers to helper function above accordingly.
6554 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6557 2009-08-25 Michael Matz <matz@suse.de>
6559 * expr.h (struct separate_ops, sepops): New type for passing
6560 around an exploded simple expression.
6561 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6562 Use this structure instead of expression tree.
6563 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6564 expression, only its type.
6565 (expand_vec_cond_expr): Take type and individual operands instead
6567 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6568 expand_vec_shift_expr): Change prototype accordingly.
6569 * tree-vect-stmts.c (vectorizable_condition): Change call of
6570 expand_vec_cond_expr_p to pass only type.
6571 * expr.c (do_store_flags): Change prototype and implementation
6572 to take an exploded expression.
6573 (expand_expr_real_1): New local ops initialized with details
6574 of the full expression. Use it instead of full
6575 expression in calls to do_store_flags, expand_vec_cond_expr,
6576 expand_widen_pattern_expr and expand_vec_shift_expr.
6578 2009-08-25 Michael Matz <matz@suse.de>
6580 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6581 treeop2 initialized with first three operands of the full expression.
6582 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6584 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6586 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6587 (__gthread_objc_condition_allocate): Mark arguments as unused.
6588 (__gthread_objc_condition_deallocate): Likewise.
6589 (__gthread_objc_condition_wait): Likewise.
6590 (__gthread_objc_condition_broadcast): Likewise.
6591 (__gthread_objc_condition_signal): Likewise.
6592 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6593 (__gthread_objc_thread_id): Likewise.
6595 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6598 * tree-pretty-print.c (print_call_name): Print the correct call name
6599 for procedure pointer components.
6601 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6603 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6604 default_promote_function_mode when not VMS.
6606 2009-08-24 Olivier Hainque <hainque@adacore.com>
6608 * convert.c (convert_to_integer): Don't assume an input pointer is
6609 POINTER_SIZE wide. Fetch from the type instead.
6611 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6613 * configure.ac (AC_PREREQ): Bump to 2.64.
6615 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6617 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6618 (process_command): Don't search standard_exec_prefix_1 and
6619 standard_exec_prefix_2.
6621 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6623 * config/arm/arm.c (output_return_instruction): Handle for
6626 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6628 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6630 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6632 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6633 (*arm_movdf_vfp): Likewise.
6635 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6637 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6638 (vashr<mode>3): Rename from ashr<mode>3.
6639 (vlshr<mode>3): Rename from lshr<mode>3.
6641 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6644 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6645 (check_format_info_main): Use scalar_identify_flag.
6646 (check_format_types): Check for scalar size identity if
6647 scalar_identify_flag is set.
6648 (printf_length_specs): Extend by new field.
6649 (asm_fprintf_length_specs): Likewise.
6650 (gcc_diag_length_specs): Likewise.
6651 (scanf_length_specs): Likewise.
6652 (strfmon_length_specs): Likewise.
6653 (gcc_gfc_length_specs): Likewise.
6654 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6655 (ms_printf_flag_specs): Likewise.
6656 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6658 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6661 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6662 (*call_value_pop_1): Ditto.
6663 (*sibcall_pop_1): New insn pattern.
6664 (*sibcall_value_pop_1): Ditto.
6666 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6669 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6672 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6675 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6676 (get_reg_use_in): New function.
6677 (forward_propagate_subreg): Propagate through subreg of zero_extend
6680 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6682 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6683 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6685 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6687 * configure.ac: Remove --with-datarootdir, --with-docdir,
6688 --with-htmldir switches. No need to call AC_SUBST for
6689 datarootdir, docdir, htmldir any more.
6690 * configure: Regenerate.
6691 * doc/install.texi (Configuration): Document --datarootdir,
6692 --docdir, --htmldir, --pdfdir; update documentation for
6693 --infodir, --mandir.
6694 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6697 * aclocal.m4: Regenerate.
6698 * config.in: Regenerate.
6699 * configure: Regenerate.
6701 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6702 Olivier Hainque <hainque@adacore.com>
6704 * config/ia64/ia64.c: Include libfuncs.h.
6705 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6706 (ia64_expand_call): Use reg 25 on VMS.
6707 (ia64_initialize_trampoline): Fix for VMS ABI.
6708 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6709 (ia64_function_arg): Initialize reg 25 on VMS.
6710 Fix OpenVMS ABI issues for varargs.
6711 For OpenVMS, emit the Argument Information register set in the
6712 incoming/sibcall case as well.
6713 (ia64_arg_type): New function.
6714 (ia64_function_arg_advance): Keep track of cum->words.
6715 Fix OpenVMS ABI issues for varargs.
6716 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6717 (ia64_override_options): Set flag_no_common on VMS.
6718 (ia64_init_builtins): Disable FWRITE builtin.
6719 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6720 (ia64_vms_init_libfuncs): Add decc$ routines.
6721 (ia64_vms_valid_pointer_mode): New function.
6722 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6723 (ia64_promote_function_mode): New function
6724 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6725 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6726 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6727 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6728 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6729 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6730 Suppress trailing '#' if VALUE is numeric.
6731 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6732 ia64_promote_function_mode.
6733 (TARGET_VALID_POINTER_MODE): Define.
6735 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6738 * config/rs6000/rs6000.c (rs6000_override_options): Use
6739 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6742 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6743 reporting of vector + decimal/boolean/complex error.
6745 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6747 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6748 __vector double TYPE_DECL.
6750 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6752 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6753 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6754 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6755 to pointer to enum machine_mode. Update all callers as needed.
6757 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6759 * config/alpha/alpha.md (exception_receiver): Emit alternative
6760 GP load sequence if flag_reorder_blocks_and_partition is set.
6761 (*exception_receiver_2): Also enable when
6762 flag_reorder_blocks_and_partition is set.
6764 2009-08-20 Matt Rice <ratmice@gmail.com>
6765 Diego Novillo <dnovillo@google.com>
6767 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6770 2009-08-20 Richard Guenther <rguenther@suse.de>
6772 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6773 * c-tree.h (c_dup_lang_specific_decl): Remove.
6774 (struct lang_decl, struct lang_type): Move definitions ...
6775 * c-lang.h: ... here. New file.
6776 * c-decl.c: Include c-lang.h.
6777 (c_dup_lang_specific_decl): Remove.
6778 * c-typeck.c: Include c-lang.h.
6779 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6780 (c-typeck.o): Likewise.
6781 * c-config-lang.in (gtfiles): Add c-lang.h.
6782 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6785 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6787 * config/alpha/alpha.c (alpha_end_function): Do not clear
6788 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6789 this is now handled in generic code.
6791 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6793 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6794 (s390_z10_fix_long_loop_prediction): New function.
6795 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6796 (s390_reorg): Walk over the INSNs and invoke
6797 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6799 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6801 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6802 "*brx_64bit", "*brx_31bit"): New patterns.
6803 * config/s390/s390.c ('E'): New output modifier.
6805 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6806 Richard Earnshaw <richard.earnshaw@arm.com>
6808 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6809 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6811 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6813 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6815 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6816 for mode mode of operand0 when doing secondary reload for SAR.
6818 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6821 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6822 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6824 2009-08-19 Jason Merrill <jason@redhat.com>
6826 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6827 supported template depth in C++0x.
6829 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6831 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6832 free_after_compilation.
6833 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6834 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6835 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6836 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6837 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6838 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6839 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6841 2009-08-19 Ian Lance Taylor <iant@google.com>
6843 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6844 of (plus (mult (neg B) C) A).
6846 2009-08-18 Michael Matz <matz@suse.de>
6848 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6849 instead of comparing TYPE_MAIN_VARIANT for equality.
6850 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6851 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6852 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6853 * gimplify.c (goa_lhs_expr_p): Ditto and use
6854 STRIP_USELESS_TYPE_CONVERSION.
6856 2009-08-18 Michael Matz <matz@suse.de>
6858 * tree-ssa-structalias.c (create_variable_info_for): Also mark
6859 first field in a struct.
6860 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
6862 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6864 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6865 locators before emit_insn is called. Remove assert that
6867 (alpha_end_function): Clear crtl->emit structure and free insn
6868 locators if cfun->is_thunk is true.
6870 2009-08-18 Jason Merrill <jason@redhat.com>
6872 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
6874 * configure.ac: Test for it.
6875 * configure, config.in: Regenerate.
6876 * doc/install.texi: Document --enable-gnu-unique-object.
6878 2009-08-18 Richard Guenther <rguenther@suse.de>
6881 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
6882 pow(x,y*z) only if x is nonnegative.
6884 2009-08-18 Jakub Jelinek <jakub@redhat.com>
6886 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
6890 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
6891 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
6893 2009-08-17 DJ Delorie <dj@redhat.com>
6895 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
6896 * config/m32c/prologue.md (epilogue_freit): New.
6898 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
6899 (bank_switch_p): Likewise.
6900 (fast_interrupt_p): Likewise.
6901 (interrupt_p): Likewise.
6902 (m32c_conditional_register_usage): Round memregs size up.
6903 (need_to_save): We only need to save $a0 when we use ENTER.
6904 (interrupt_p): Check for fast_interrupt too.
6905 (bank_switch_p): New.
6906 (fast_interrupt_p): New.
6907 (m32c_attribute_table): Add bank_switch and fast_interrupt.
6908 (m32c_emit_prolog): Support bank switching and fast interrupts.
6909 * doc/extend.texi (Function Attributes): Add bank_switch and
6912 2009-08-17 Douglas B Rupp <rupp@gnat.com>
6914 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
6915 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
6917 2009-08-16 Douglas B Rupp <rupp@gnat.com>
6919 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
6920 (menu): Add IA-64/VMS Options.
6921 (IA-64/VMS Options): Likewise.
6923 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6926 * config/mips/mips.md (*lwxs): Use :P for pointer values.
6928 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6930 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
6931 (mips_pop_asm_switch): Likewise.
6932 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
6934 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6935 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
6936 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
6937 (mips_print_operand_punctuation): Use them. Check mips_noreorder
6938 instead of set_noreorder.
6939 (mips_output_function_prologue): Use the new functions.
6940 (mips_output_function_epilogue): Likewise.
6941 (mips_need_noat_wrapper_p): New function, split out from...
6942 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
6943 Use mips_push_asm_switch and mips_pop_asm_switch.
6944 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
6945 and mips_pop_asm_switch.
6946 (ASM_OUTPUT_REG_POP): Likewise.
6947 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
6948 Use mips_pop_asm_switch.
6949 (mips_asm_switch): New structure.
6950 (set_noreorder, set_nomacro): Replace with...
6951 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6952 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
6953 instead of set_nomacro.
6954 (fix_truncsfsi2_macro): Likewise.
6955 (cprestore): Likewise.
6956 (hazard): Use mips_noreorder instead of set_noreorder.
6957 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6959 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
6961 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
6962 from prev_active_insn.
6964 2009-08-16 Anatoly Sokolov <aesok@post.ru>
6966 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
6967 * config/avr/avr.c (avr_override_options): Initialize
6968 avr_current_arch variable.
6969 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
6970 __AVR_HAVE_16BIT_SP__ according to the device type.
6971 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
6973 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
6974 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
6976 2009-08-16 Dodji Seketeli <dodji@redhat.com>
6979 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
6980 generating inlined subroutine die only. We shouldn't be
6981 called for anything else.
6982 (gen_block_die): Don't generate inline subroutine debug info for
6985 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6987 * graphite-poly.c (print_pbb): Print PBB index.
6989 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6992 * graphite-interchange.c (ppl_max_for_le): Moved...
6993 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
6994 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
6995 ppl_Pointset_Powerset_C_Polyhedron_maximize.
6996 * graphite-ppl.h (ppl_max_for_le): Declared.
6998 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7000 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7001 supported on all platforms.
7002 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7003 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7004 * c-pragma.c: Likewise.
7005 * target-def.h (TARGET_INITIALIZER): Remove
7006 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7007 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7009 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7011 * config/ia64/fde-vms.c: New file.
7012 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7013 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7014 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7015 (uw_frame_state_for): Only register a personality routine if it is
7016 known to be compatible with our expectations.
7017 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7018 Declare unw_table_entry stack variable and
7019 mod all calls to _Unwind_FindTableEntry to add arg.
7020 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7021 (_Unwind_FindTableEntry): Add arg to prototype.
7023 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7025 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7026 field 'signal_pfs_loc'.
7027 (uw_frame_state_for): Remove duplicate code dealing with leaf
7028 procedures without unwind info.
7029 If in the frame after unwinding through a signal handler, restore
7030 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7031 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7032 'pfs_loc' to the AR.PFS location in the signal context; instead
7033 set 'signal_pfs_loc'.
7034 Manually generate the unwind info for the AR.PFS register.
7035 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7036 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7037 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7038 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7039 instead set 'signal_pfs_loc'.
7040 Remove code preventing the AR.PFS register from being restored
7041 from the signal context.
7043 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7044 Tristan Gingold <gingold@adacore.com>
7046 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7047 * config/ia64/t-vms: New file.
7048 * config/ia64/vms64.h: New file.
7049 * config/ia64/vms.h: New file.
7050 * config/ia64/vms-crtinit.asm: New file.
7051 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7052 * config/ia64/vms-unwind.h: New file.
7054 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7056 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7059 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7062 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7064 * real.h (do_mpc_arg2): ... here.
7065 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7068 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7070 * final.c (add_debug_prefix_map): Don't use GC memory for
7071 old_prefix and new_prefix.
7073 2009-08-14 Richard Guenther <rguenther@suse.de>
7075 * ipa-prop.c (compute_complex_pass_through): If we cannot
7076 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7078 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7080 * c-lex.c (c_lex_with_flags): Increase size of local variable
7081 to avoid memory clobber.
7083 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7086 * config/i386/i386.c (ix86_fp_comparison_strategy):
7087 Only enable/disable sahf at function granularity.
7089 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7091 PR rtl-optimization/41064
7092 * reload1.c (reload_as_needed): Don't call extract_insn
7093 for known invalid replacements after calling
7094 validate_replace_rtx_group and verify_changes.
7096 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7099 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7100 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7101 ix86_expand_fp_vcond.
7102 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7103 Assert that operation is supported by ix86_expand_int_vcond.
7104 (vcondu<SSEMODE124C8:mode>): Ditto.
7106 2009-08-13 DJ Delorie <dj@redhat.com>
7108 * config/i386/djgpp-stdint.h: New.
7109 * config.gcc (djgpp): Use it.
7111 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7113 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7114 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7116 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7118 * tree-ssa-loop-prefetch.c
7119 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7120 for long-stride pruning.
7121 (compute_miss_rate): New function to compute the probability
7122 that two memory references access different cache lines.
7124 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7126 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7128 2009-08-13 Richard Guenther <rguenther@suse.de>
7131 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7132 use the constant pointer type.
7133 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7134 of CV qualifiers on the target pointer type.
7135 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7136 conversion check before restrict check.
7138 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7141 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7143 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7145 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7147 2009-08-12 Richard Guenther <rguenther@suse.de>
7149 PR tree-optimization/41011
7150 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7151 and reference constructing.
7153 2009-08-12 Xinliang David Li <davidxl@google.com>
7155 PR tree-optimization/41012
7156 * tree-flow.h : New external interface.
7157 * gimple-low.c (check_call_arg): Change to public function.
7158 Remove argument mismatch check in lowering.
7159 * tree-inline.h (tree_can_inline_p): Interface change.
7160 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7162 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7163 Call change to tree_can_inline_p function.
7164 (cgraph_decide_inlining_incrementally): Ditto.
7166 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7168 PR tree-optimization/41031
7169 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7170 on the partition variable rather than promote_mode on the source
7171 type. Assert that the partition variable's type has the same
7172 mode as the source value's.
7174 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7176 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7177 for for_return == 2.
7178 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7180 * calls.c (expand_call): Fix typo.
7181 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7183 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7185 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7186 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7187 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7188 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7190 2009-08-12 Andrew Haley <aph@redhat.com>
7192 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7194 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7197 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7199 2009-08-12 Richard Guenther <rguenther@suse.de>
7201 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7202 * gimplify.c (gimplify_modify_expr): Do not use
7203 lang_hooks.types_compatible_p.
7204 * tree-ssa.c (useless_type_conversion_p): For aggregates
7205 just return false if the canonical types differ.
7207 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7210 * sese.c (convert_for_phi_arg): New.
7211 (add_guard_exit_phis): Use convert_for_phi_arg.
7213 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7215 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7216 unknown subscript upper bounds.
7218 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7219 Pranav Garg <pranav.garg2107@gmail.com>
7221 * graphite-interchange.c (gather_access_strides): Removed.
7222 (ppl_max_for_le): New.
7223 (build_linearized_memory_access): New.
7224 (memory_stride_in_loop): New.
7225 (pbb_interchange_profitable_p): Reimplemented.
7226 * graphite-ppl.h (ppl_new_id_map): New.
7227 (ppl_interchange): New.
7229 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7231 * graphite-interchange.c (compute_subscript): Removed.
7232 (compute_array_size_cstr): Removed.
7233 (compute_array_size_poly): Removed.
7234 (compute_array_size): Removed.
7235 (gather_access_strides_poly): Removed.
7236 (gather_access_strides): Empty.
7238 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7240 * graphite-dependences.c (dependence_polyhedron_1): Replace
7241 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7242 (graphite_legal_transform_dr): Same.
7243 (graphite_carried_dependence_level_k): Same.
7244 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7245 Initialize PDR_NB_SUBSCRIPTS.
7246 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7248 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7249 (PDR_NB_SUBSCRIPTS): New.
7250 (pdr_nb_subscripts): Removed.
7251 (pdr_dim): Simplified.
7252 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7253 with PDR_NB_SUBSCRIPTS.
7255 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7257 * graphite-interchange.c (compute_array_size): Remove use of
7259 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7260 Do not initialize PDR_DATA_CONTAINER.
7261 (print_pdr): Do not print PDR_DATA_CONTAINER.
7262 * graphite-poly.h (struct poly_dr): Remove data_container field.
7263 (PDR_DATA_CONTAINER): Removed.
7264 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7266 (build_poly_dr): Same.
7268 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7269 Sebastian Pop <sebastian.pop@amd.com>
7271 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7272 copy of the dependence polyhedron. Free the temporary objects.
7273 (graphite_carried_dependence_level_k): Free unused objects before
7276 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7278 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7279 Early return without analyzing the data dependences if no
7280 transform has been done. Call restore_scattering if the transform
7282 (graphite-interchange.c): Same.
7283 * graphite-poly.c (print_scattering_function): Test for
7285 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7286 (apply_poly_transforms): Do not gcc_assert that
7287 the transform is legal.
7288 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7289 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7290 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7291 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7292 * graphite-poly.h (struct poly_scattering): New.
7293 (struct poly_bb): Add original, transformed, and saved fields.
7294 Remove transformed_scattering, original_scattering,
7295 nb_local_variables and nb_scattering_transform fields.
7296 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7297 (poly_scattering_new): New.
7298 (poly_scattering_free): New.
7299 (poly_scattering_copy): New.
7300 (store_scattering_pbb): New.
7301 (store_scattering): New.
7302 (restore_scattering_pbb): New.
7303 (restore_scattering): New.
7304 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7305 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7307 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7309 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7312 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7314 * Makefile.in (graphite.o): Depends on PREDICT_H.
7315 * graphite.c: Include predict.h.
7316 (graphite_finalize): Call tree_estimate_probability.
7317 * predict.c (predict_loops): Do not call scev_initialize and
7319 (tree_estimate_probability_bb): New.
7320 (tree_estimate_probability): Do not initialize loops: move that
7321 code to the driver. Call tree_estimate_probability_bb.
7322 (tree_estimate_probability_driver): New.
7323 (pass_profile): Use tree_estimate_probability_driver.
7324 * predict.h (tree_estimate_probability): Declared.
7326 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7328 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7329 * graphite-dependences.c (graphite_legal_transform): Add time to
7330 TV_GRAPHITE_DATA_DEPS.
7331 (dependency_between_pbbs_p): Same.
7332 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7334 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7336 PR rtl-optimization/41033
7337 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7338 aliasing is disabled.
7340 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7342 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7343 si_mask_operand, and_load_operand, low_bitmask_operand,
7344 and_reg_operand, and_operand): New predicates.
7345 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7346 * config/mips/mips.c (and_operands_ok): New function.
7347 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7348 * config/mips/mips.md (move_type): Add ext_ins and logical.
7349 (type): Handle them.
7350 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7351 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7352 shift_shift. Remove commutative constraint modifier.
7353 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7355 (*clear_upper32_dext): Remove define_insn_and_split.
7356 (*clear_upper32): Turn this define_insn_and_split ...
7357 (splitter for ANDing register with 0xffff_ffff): .. into this.
7359 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7361 * combine.c (try_widen_shift_mode): Factor out code to check if an
7362 integer constant is a low-order bitmask from here ...
7363 * rtlanal.c (low_bitmask_len): ... to here.
7364 * rtl.h (low_bitmask_len): Declare.
7366 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7369 * config/alpha/alpha.md (addsi3): Remove expander.
7370 (addsi3): Rename from *addsi3_internal insn pattern.
7371 (subsi3): Remove expander.
7372 (subsi3): Rename from *subsi3_internal insn pattern.
7374 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7376 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7379 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7380 Eric Botcazou <botcazou@adacore.com>
7381 Douglas B Rupp <rupp@gnat.com>
7383 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7384 that records that fit in 64 bits are returned by immediate value,
7385 as required by OpenVMS Calling Standard.
7386 (function_value): Adjust for above modification.
7387 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7388 virtual_incoming_args_rtx as base object, not next_arg.
7389 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7391 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7393 * reload.c (find_reloads_subreg_address): Check the original
7394 req_equiv_mem address to detect the case where an address is
7395 not valid in the outer mode.
7397 2009-08-11 Richard Guenther <rguenther@suse.de>
7400 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7402 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7404 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7405 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7407 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7408 Douglas B Rupp <rupp@gnat.com>
7410 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7411 PT_STACK when frame_pointer_needed on OpenVMS.
7412 (alpha_pv_save_size, alpha_using_fp): Remove.
7413 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7414 with proper processing for PT_NULL.
7415 (alpha_vms_initial_elimination_offset): New function. Support for
7416 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7417 (alpha_sa_size): Force procedure type to PT_STACK when
7418 frame_pointer_needed on OpenVMS.
7419 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7420 (alpha_using_fp): Likewise.
7421 (alpha_vms_can_eliminate): Add prototype.
7422 (alpha_vms_initial_elimination_offset): Likewise.
7423 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7424 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7426 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7427 Douglas B Rupp <rupp@gnat.com>
7429 * config/alpha/alpha.c (common_object_handler): New function.
7430 (vms_attribute_table): Declare a single attribute "common_object".
7431 (vms_output_aligned_decl_common): New global function.
7432 (SECTION_VMS_OVERLAY): Delete.
7433 (SECTION_VMS_GLOBAL): Likewise.
7434 (SECTION_VMS_INITIALIZE): Likewise.
7435 (vms_asm_named_section): Remove support for above flags.
7436 (vms_section_type_flags): Delete.
7437 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7438 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7439 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7440 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7442 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7445 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7446 (sub_ddmmss): Likewise.
7448 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7451 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7454 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7457 * reload1.c (reload_as_needed): Use cancel_changes to completely
7458 undo a failed replacement attempt.
7460 2009-08-10 Richard Guenther <rguenther@suse.de>
7463 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7464 (useless_type_conversion_p): ... here. Require pointer targets
7467 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7470 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7471 loose the original type of the statement list.
7473 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7475 * config/alpha/alpha.c: Include libfuncs.h
7476 (avms_asm_output_extern): New function.
7477 (alpha_init_libfuncs): Init some decc libfuncs.
7478 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7479 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7480 (DO_CRTL_NAMES): Define.
7482 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7483 (LONG_TYPE_SIZE): Define.
7484 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7485 (SUBTARGET_SWITCHES): Define malloc64 switch.
7486 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7487 (MASK_RETURN_ADDR): Define.
7488 doc/invoke.texi (mmalloc64): Document switch.
7490 2009-08-09 Olivier Hainque <hainque@adacore.com>
7491 Douglas B Rupp <rupp@gnat.com>
7493 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7494 uses_condition_handler.
7495 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7496 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7497 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7498 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7499 (code_for_builtin): New insn codes for the new alpha_builtins.
7500 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7501 (alpha_sa_size): Account for uses_condition_handler.
7502 (alpha_expand_prologue): Likewise.
7503 (alpha_start_function): Likewise.
7504 (alpha_expand_epilogue): Likewise.
7505 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7506 establish/revert expanders.
7507 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7508 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7509 New expander, resorting to the alpha.c associated function.
7510 (builtin_revert_vms_condition_handler): Likewise.
7511 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7512 __gcc_shell_handler, the static VMS condition handler used as
7513 an indirection wrapper to the current dynamically established
7515 * config/alpha/vms-unwind.h: Complete rewrite.
7516 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7517 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7519 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7520 Douglas B Rupp <rupp@gnat.com>
7522 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7523 (alpha_need_linkage): Handle aliases. Return function symbol.
7524 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7525 Use ultimate alias target for the linkage name.
7526 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7527 by alpha_need_linkage for the function symbol.
7528 (setmemdi): Likewise.
7530 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7532 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7533 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7534 (ASM_WEAKEN_LABEL): Define.
7535 (CRT_CALL_STATIC_FUNCTION): Define.
7536 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7537 (ENDFILE_SPEC): Define.
7538 (INIT_SECTION_ASM_OP): Define.
7539 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7540 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7542 (MULTILIB_OSDIRNAMES): Define.
7543 (shlib_version): Define.
7544 (SHLIB_EXT): Define.
7545 (SHLIB_OBJS): Define.
7546 (SHLIB_NAME): Define.
7547 (SHLIB_MULTILIB): Define.
7548 (SHLIB_INSTALL): Define.
7549 (SHLIB_SYMVEC): Define.
7550 (SHLIB_SYMVECX2): Define.
7551 (SHLIB_LINK): Define.
7553 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7555 * config/alpha/alpha.c (alpha_initialize_trampoline):
7556 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7557 (alpha_start_function): Emit transfer address on nested functions
7558 for VMS trampoline call.
7559 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7560 since no longer used.
7561 * config/alpha/vms-tramp.asm: Remove.
7562 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7563 since now only data initialized at runtime.
7565 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7567 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7568 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7569 (MD_EXEC_PREFIX): Remove, no longer used.
7570 (MD_STARTFILE_PREFIX): Likewise.
7571 (INCLUDE_DEFAULTS): Likewise.
7572 * config/alpha/t-vms:
7573 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7575 2009-08-09 Richard Guenther <rguenther@suse.de>
7577 PR tree-optimization/41016
7578 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7579 (operand_precision): Remove.
7580 (integral_operand_p): Likewise.
7581 (recognize_single_bit_test): Adjust.
7583 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7585 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7586 operation overflows. Likewise non-cast unary arithmetic.
7587 If one arm of a conditional expression is always taken,
7588 inhibit evaluation warnings for the other arm. Likewise inhibit
7589 evaluation warnings for the second && or || operand if the first
7590 operand is enough to determine the result.
7591 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7593 (build_binary_op): Prevent duplicate evaluation warnings.
7595 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7597 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7598 and destination have different modes, Use promote_mode to
7599 determine the signedness of the conversion. Assert that the
7600 promoted source mode matches the destination mode. Don't pass
7601 the destination and destination mode to expand_expr if the source
7602 mode is different. Simplify conversion logic.
7604 2009-08-09 Ira Rosen <irar@il.ibm.com>
7606 PR tree-optimization/41008
7607 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7608 from condition only in case it's a comparison. Adjust checks.
7610 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7612 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7613 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7614 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7615 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7616 (dump_cand): Handle them.
7617 (struct iv_cand): New members COST_STEP and AINC_USE.
7618 (stmt_after_increment): Likewise.
7619 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7620 callers changed. Use gimple_uid comparison instead of scanning.
7621 (add_candidate_1): When looking for identical candidates, take
7622 AINC_USE into account. Set it for new candidates.
7623 (force_expr_to_var_cost): Cast target_spill_cost to int.
7624 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7625 All callers changed. Check for availability of autoinc addressing
7626 modes, both in general for a given mode, and in the specific use case.
7627 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7629 (get_computation_cost): Likewise.
7630 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7631 add_autoinc_candidates): New static functions.
7632 (add_candidate): Call add_autoinc_candidates for candidates based on
7634 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7635 (determine_use_iv_cost_address): If we have an autoinc candidate at
7636 the matching use, verify autoinc is possible and subtract the cost
7637 of the candidate's step from the cost.
7638 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7639 member of the candidate.
7640 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7641 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7643 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7645 * config.build (ia64-hp-*vms*): New target.
7646 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7648 * config.gcc (ia64-hp-*vms*): New target.
7649 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7651 * config.host (ia64-hp-*vms*): New target.
7652 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7655 2009-08-08 Richard Guenther <rguenther@suse.de>
7657 PR tree-optimization/40991
7658 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7660 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7662 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7663 mode check. Do truncations in an integer mode.
7664 (force_to_mode): Handle subregs for all mode types. Only do
7665 arithmetic simplifications on integer modes.
7667 2009-08-07 Richard Guenther <rguenther@suse.de>
7669 PR tree-optimization/40999
7670 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7671 (maybe_fold_reference): Lookup constant initializers.
7672 (fold_gimple_assign): Likewise.
7674 2009-08-07 Richard Guenther <rguenther@suse.de>
7676 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7677 that require structural equality defer to the langhook.
7679 2009-08-07 Martin Jambor <mjambor@suse.cz>
7681 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7683 (struct ipa_pass_through_data): New type.
7684 (struct ipa_ancestor_jf_data): New type.
7685 (union jump_func_value): Removed field formal_id, added fields
7686 pass_through and ancestor.
7687 (struct ipa_param_call_note): Changed type of formal_id to int from
7689 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7690 operations jump functions and ancestor jump functions.
7691 (compute_complex_pass_through): New function.
7692 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7693 reflect changes in the jump function strucutre.
7694 (update_jump_functions_after_inlining): Ignore complex pass-through
7695 and ancestor jump functions.
7696 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7697 polynomial pass-through with operation jump functions.
7699 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7701 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7702 fde->dw_fde_begin as begin label instead of hot/cold label.
7703 Use LLSDAC label instead of LLSDA for second section lsda.
7704 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7705 label instead of LLSDA if it is true.
7706 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7708 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7709 SECTION argument. Use it as index into crtl->eh.call_site_record
7711 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7712 use it to determine how to print table entries instead of using
7713 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7714 label instead of normal begin label as base.
7715 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7716 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7717 ensure no EH range spans between sections and that landing pads
7718 are always in the corresponding section.
7719 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7720 for crtl->eh.call_site_record being an array rather than scalar.
7721 (output_one_function_exception_table): New function, copied
7722 from output_function_exception_table. Adjust
7723 dw2_size_of_call_site_table, dw2_output_call_site_table
7724 callers. For SECOND section use *C suffixed labels.
7725 (output_function_exception_table): Call
7726 output_one_function_exception_table and, when doing hot/cold
7727 partitioning, also another time for the second section.
7728 * opts.c: Include except.h.
7729 (decode_options): Allow -freorder-blocks-and-partition with
7730 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7731 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7732 * function.h (struct rtl_eh): Change call_site_record from
7733 scalar into array of 2 elements.
7735 2009-08-07 Martin Jambor <mjambor@suse.cz>
7737 * ipa-prop.c (count_formal_params_1): New function.
7738 (ipa_get_vector_of_formal_parms): New function.
7739 (get_vector_of_formal_parm_types): New function.
7740 (ipa_modify_formal_parameters): New function.
7741 (ipa_modify_call_arguments): New function.
7742 (index_in_adjustments_multiple_times_p): New function.
7743 (ipa_combine_adjustments): New function.
7744 (ipa_dump_param_adjustments): New function.
7745 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7746 (ipa_get_vector_of_formal_parms): Declare.
7747 (ipa_modify_formal_parameters): Declare.
7748 (ipa_modify_call_arguments): Declare.
7749 (ipa_combine_adjustments): Declare.
7750 (ipa_dump_param_adjustments): Declare.
7751 (build_ref_for_offset): Declare.
7752 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7753 * tree-sra.c: Include ipa-prop.c.
7754 (build_ref_for_offset): Make public.
7756 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7758 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7760 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7762 * gcc/doc/extend.texi (__builtin_extract_return_address)
7763 (__builtin_frob_return_address): Document.
7765 2009-08-06 Paul Brook <paul@codesourcery.com>
7767 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7768 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7769 implementation on ARMv6-M.
7771 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7773 * doc/extend.texi (pcs): Document new attribute for ARM.
7775 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7777 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7780 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7782 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7785 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7787 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7789 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7791 Merge ARM/hard_vfp_branch to trunk.
7793 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7795 * arm.c (libcall_eq): New function.
7796 (libcall_hash): New function.
7797 (add_libcall): New function.
7798 (arm_libcall_uses_aapcs_base): New function.
7799 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7800 libcalls using the base PCS.
7801 (arm_init_cumulative_args): Likewise.
7803 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7805 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7806 Use base ABI for conversion libfuncs between HFmode and SFmode.
7808 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7810 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7811 V4SImode as representatives of all 64-bit and 128-bit vector
7812 types. Allow vector types without vector modes.
7813 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7814 without vector modes like BLKmode.
7815 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7816 BLKmode. Avoid unsupported vector modes or TImode moves for
7818 (aapcs_vfp_allocate_return_reg): Likewise.
7819 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7820 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7822 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7824 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7825 (arm_get_pcs_model): Pass attribute arguments to
7826 arm_pcs_from_attribute.
7827 (arm_init_cumulative_args): Use base AAPCS for conversions from
7828 floating-point types to DImode.
7829 (arm_attribute_table): Add pcs attribute.
7830 (arm_handle_pcs_attribute): New.
7831 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7832 conversions from floating-point types to DImode, also declare them
7833 to use base AAPCS and declare functions they call to use base
7834 AAPCS and their RTABI names.
7836 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7838 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7839 -mfloat-abi=hard not being supported for VFP.
7841 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7843 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7844 SYMBOL_REF to hard_libcall_value.
7846 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7847 Richard Earnshaw <rearnsha@arm.com>
7849 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7850 has been put on the stack, all remaining co-processory arguments for
7851 that co-processor also go on the stack.
7853 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7855 * config/arm/arm.c (arm_return_in_memory): Handle returning
7856 vectors of suitable size in registers also for AAPCS case.
7858 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7860 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
7862 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
7864 ARM Hard-VFP calling convention
7865 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
7866 * target.h (gcc_target): Add libcall_value to table of call hooks.
7867 * targhooks.h (default_libcall_value): Default implementation.
7868 * targhooks.c (default_libcall_value): Likewise.
7869 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
7870 * optabs.c (expand_unop): Use it.
7871 * expr.h (hard_libcall_value): Pass the function RTX through.
7872 * calls.c (emit_library_call_value_1): Update call to
7874 * explow.c (hard_libcall_value): Use new target hook.
7875 * testsuite/lib/target-supports.exp
7876 (check_effective_target_arm_hard_vfp_ok): New hook.
7877 (check_effective_target_arm_neon_ok): Improve test for neon
7879 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
7880 * config/arm/arm.c: Include cgraph.h
7881 (TARGET_FUNCTION_VALUE): Override default hook.
7882 (arm_pcs_default): New variable.
7883 (arm_override_options): Don't fault hard calling convention with VFP.
7884 Add support for AAPCS variants.
7885 (arm_function_value): Make static. Handle AAPCS variants.
7886 (arm_libcall_value): New function.
7887 (arm_apply_result_size): Handle VFP registers in results.
7888 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
7890 (pcs_attribute_args): New variable.
7891 (arm_pcs_from_attribute): New function.
7892 (arm_get_pcs_model): New function.
7893 (aapcs_vfp_cum_init): New function.
7894 (aapcs_vfp_sub_candidate): New function.
7895 (aapcs_vfp_is_return_candidate): New function.
7896 (aapcs_vfp_is_call_candidate): New function.
7897 (aapcs_vfp_allocate): New function.
7898 (aapcs_vfp_allocate_return_reg): New function.
7899 (aapcs_vfp_advance): New function.
7900 (aapcs_cp_arg_layout): New variable.
7901 (aapcs_select_call_coproc): New function.
7902 (aapcs_select_return_coproc): New function.
7903 (aapcs_allocate_return_reg): New function.
7904 (aapcs_libcall_value): New function.
7905 (aapcs_layout_arg): New function.
7906 (arm_init_cumulative_args): Initialize AAPCS args data.
7907 (arm_function_arg): Handle AAPCS variants using new interface.
7908 (arm_arg_parital_bytes): Likewise.
7909 (arm_function_arg_advance): New function.
7910 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
7911 calling conventions.
7912 (arm_setup_incoming_varargs): Handle new AAPCS args data.
7913 * arm.h (NUM_VFP_ARG_REGS): Define.
7914 (LIBCALL_VALUE): Update.
7915 (FUNCTION_VALUE): Delete.
7916 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
7917 (arm_pcs): New enum.
7918 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
7919 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
7920 (FUNCTION_ARG_REGNO_P): Add VFP regs.
7921 * arm-protos.h (arm_function_arg_advance): Add.
7922 (aapcs_libcall_value): Add.
7923 (arm_function_value): Delete.
7925 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
7926 H.J. Lu <hongjiu.lu@intel.com>
7929 * config/i386/i386.c (standard_sse_mode_p): Remove.
7930 (standard_sse_constant_p): Return 2 for integer mode
7931 vector_all_ones_operand when SSE2 is enabled.
7932 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
7933 (ix86_expand_vector_move): Do not check for negative values from
7934 standard_sse_constant_p.
7936 2009-08-06 Richard Guenther <rguenther@suse.de>
7938 * tree-ssa.c (useless_type_conversion_p_1): Make function and
7939 array type comparisons frontend independent.
7940 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
7941 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
7942 out array reference lower bound and element size operands.
7943 (ao_ref_init_from_vn_reference): Properly compute the offset
7944 for ARRAY_RANGE_REF.
7945 (vn_reference_fold_indirect): Fill out array reference lower
7946 bound and element size operands.
7947 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
7948 a non gimple valued reference operand which can happen for
7949 array reference lower bound or element size.
7950 (create_component_ref_by_pieces_1): Properly generate the
7951 element size operand for array references.
7953 2009-08-06 Richard Guenther <rguenther@suse.de>
7955 PR tree-optimization/40964
7956 * tree.c (iterative_hash_host_wide_int): Export.
7957 * tree.h (iterative_hash_host_wide_int): Declare.
7958 * tree-ssa-structalias.c (heapvar_map): New struct.
7959 (heapvar_map_eq): New function.
7960 (heapvar_map_hash): Likewise.
7961 (heapvar_lookup): Adjust.
7962 (heapvar_insert): Likewise.
7963 (make_constraint_from_heapvar): Allow multiple heap variables
7964 per decl at different offsets.
7965 (init_alias_heapvars): Adjust.
7967 2009-08-04 David Daney <ddaney@caviumnetworks.com>
7969 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
7970 * mips_output_sync_loop (mips_output_sync_loop): Only emit
7971 trailing sync if TARGET_SYNC_AFTER_SC.
7973 2009-08-05 David Daney <ddaney@caviumnetworks.com>
7975 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
7976 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
7977 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
7978 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
7979 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7980 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7981 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7982 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
7983 test_and_set_12): Rewrite calls to mips_output_sync_loop.
7984 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
7985 the prototype declaration match the definition.
7986 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
7987 instructions explicitly. Add barrier_before and operands
7989 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
7990 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
7991 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
7992 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7993 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
7994 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
7996 2009-08-05 Andrew Pinski <pinskia@gmail.com>
7998 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8000 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8001 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8004 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8007 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8009 PR rtl-optimization/40924
8010 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8011 make sure canon_rtx (mem_address) isn't simpler than
8012 canon_rtx (expanded_mem_address).
8014 2009-08-05 Li Feng <nemokingdom@gmail.com>
8016 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8018 (build_scop_drs): Build alias set for each SCoP.
8020 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8022 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8023 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8024 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8025 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8026 (BASE_DRIVER_SELF_SPECS): Likewise.
8028 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8030 * tree-ssa-alias.c: Fix some comment typos.
8032 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8034 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8035 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8037 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8040 * simplify-rtx.c (simplify_binary_operation_1): Disable
8041 simplifications for decimal float operations.
8043 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8046 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8047 operand of INDIRECT_REF.
8049 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8051 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8052 constants referencing TLS symbols.
8054 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8056 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8057 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8059 2009-08-03 Richard Guenther <rguenther@suse.de>
8061 * tree.c (make_vector_type): Build a main variant first,
8062 get the canonical one and then build the variant.
8063 * tree-ssa.c (useless_type_conversion_p_1): Handle
8065 (useless_type_conversion_p): Conversions to pointers to
8066 incomplete record types are useless.
8068 2009-08-03 Richard Guenther <rguenther@suse.de>
8070 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8071 file will be created.
8072 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8073 * toplev.c (compile_file): Adjust comment.
8075 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8077 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8078 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8079 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8080 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8081 (sh_promote_function_mode): Fix typo.
8083 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8085 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8087 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8089 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8090 declaration arguments.
8092 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8094 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8095 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8096 (ix86_split_ashl): Ditto.
8097 (ix86_expand_vector_init_one_nonzero): Ditto.
8098 (ix86_expand_vector_set): Ditto.
8099 (ix86_expand_reduc_v4sf): Ditto.
8101 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8103 * explow.c (promote_function_mode): Remove assert.
8104 * config/sh/sh.c (sh_promote_function_mode): Declare.
8106 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8108 * config/pa/pa.c (pa_promote_function_mode): Declare.
8109 Change to static. Fix promote_mode call.
8111 * gthr-dce.h (CONST_CAST2): Define if not defined.
8112 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8114 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8116 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8118 * expr.c (store_constructor): Use promote_decl_mode. Remove
8119 now write-only variable unsignedp.
8120 (expand_expr_real_1): Use promote_decl_mode.
8121 * expr.h (promote_function_mode, promote_decl_mode): New.
8122 (promote_mode): Remove last argument.
8123 * function.c (assign_temp): Drop last argument of promote_mode.
8124 (assign_parm_find_data_types): Use promote_function_mode.
8125 (assign_parm_setup_reg): Likewise.
8126 (expand_function_end): Use promote_function_mode.
8127 * calls.c (initialize_argument_information): Use promote_function_mode.
8128 (precompute_arguments): Use promote_mode instead of checking if
8129 only PROMOTE_FUNCTION_MODE is defined.
8130 (expand_call): When making sibcall decisions, use promote_function_mode.
8131 Below, remove an if for targetm.calls.promote_function_return and
8132 and use promote_function_mode.
8133 (emit_library_call_value_1): Use promote_function_mode, fix bug
8134 where promote_mode was passed FOR_CALL == 0 for a return value in an
8136 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8137 * explow.c (promote_function_mode, promote_decl_mode): New.
8138 (promote_mode): Keep only the FOR_CALL == 0 case.
8139 * combine.c (setup_incoming_promotion): Remove test of
8140 promote_function_args. Use promote_function_mode.
8141 * stmt.c (expand_value_return): Use promote_decl_mode.
8142 (expand_decl): Use promote_decl_mode.
8144 * expr.c (store_constructor): Use promote_decl_mode. Remove
8145 now write-only variable unsignedp.
8146 (expand_expr_real_1): Use promote_decl_mode.
8147 * expr.h (promote_function_mode, promote_decl_mode): New.
8148 (promote_mode): Remove last argument.
8149 * function.c (assign_temp): Drop last argument of promote_mode.
8150 (assign_parm_find_data_types): Use promote_function_mode.
8151 (assign_parm_setup_reg): Likewise.
8152 (expand_function_end): Use promote_function_mode.
8153 * calls.c (initialize_argument_information): Use promote_function_mode.
8154 (precompute_arguments): Use promote_mode instead of checking if
8155 only PROMOTE_FUNCTION_MODE is defined.
8156 (expand_call): When making sibcall decisions, use promote_function_mode.
8157 Below, remove an if for targetm.calls.promote_function_return and
8158 and use promote_function_mode.
8159 (emit_library_call_value_1): Use promote_function_mode, fix bug
8160 where promote_mode was passed FOR_CALL == 0 for a return value in an
8162 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8163 * explow.c (promote_function_mode, promote_decl_mode): New.
8164 (promote_mode): Keep only the FOR_CALL == 0 case.
8165 * combine.c (setup_incoming_promotion): Remove test of
8166 promote_function_args. Use promote_function_mode.
8167 * stmt.c (expand_value_return): Use promote_decl_mode.
8168 (expand_decl): Use promote_decl_mode.
8170 * explow.c (promote_function_mode): Just call the target hook.
8171 * targhooks.c (default_promote_function_mode,
8172 default_promote_function_mode_always_promote): New.
8173 * targhooks.h (default_promote_function_mode,
8174 default_promote_function_mode_always_promote): Declare.
8175 * target.h (promote_function_args, promote_function_return): Remove.
8176 (promote_function_mode): New.
8177 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8178 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8179 (TARGET_PROMOTE_FUNCTION_MODE): New.
8180 (TARGET_CALLS): Adjust.
8181 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8182 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8184 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8185 * config/s390/s390.c (s390_promote_function_mode): ... here,
8186 with pointer handling.
8187 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8188 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8190 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8191 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8192 with pointer handling.
8193 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8194 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8196 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8197 * config/sh/sh.c (sh_promote_function_mode): New.
8198 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8199 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8201 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8202 * config/cris/cris.c (cris_promote_function_mode): ... here.
8203 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8204 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8206 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8207 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8208 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8209 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8211 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8212 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8213 complex type handling.
8214 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8215 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8217 * config/pa/pa.c (pa_promote_function_mode): New.
8218 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8219 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8221 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8222 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8223 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8224 * config/xtensa/xtensa.c: Likewise.
8225 * config/stormy16/stormy16.c: Likewise.
8226 * config/iq2000/iq2000.c: Likewise.
8227 * config/rs6000/rs6000.c: Likewise.
8228 * config/picochip/picochip.c: Likewise.
8229 * config/arc/arc.c: Likewise.
8230 * config/mcore/mcore.c: Likewise.
8231 * config/score/score.c: Likewise.
8232 * config/mips/mips.c: Likewise.
8233 * config/bfin/bfin.c: Likewise.
8234 * config/ia64/ia64.c: Likewise (disabled though).
8236 * config/frv/frv.h: Remove pointless remark.
8238 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8239 TARGET_PROMOTE_FUNCTION_ARGS,
8240 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8241 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8243 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8245 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8246 -floop-parallelize-all.
8247 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8248 flag_loop_parallelize_all.
8249 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8250 * graphite.c (graphite_transform_loops): Same.
8252 * graphite-poly.c (apply_poly_transforms): Same.
8254 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8256 PR tree-optimization/40914
8257 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8258 if set, then check the delta field of the PMF record.
8259 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8260 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8261 call is stored in the delta.
8263 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8265 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8267 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8269 * config/i386/bsd.h (ASM_BYTE): New define.
8270 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8271 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8272 .byte. Use fputs or putc instead of fprintf where appropriate.
8273 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8274 fputs or putc instead of fprintf where appropriate.
8275 * config/i386/i386elf.h: Ditto.
8276 * config/i386/sysv4.h: Ditto.
8278 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8279 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8280 (*tls_global_dynamic_64): Ditto.
8282 2009-07-31 Christian Bruel <christian.bruel@st.com>
8284 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8286 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8288 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8289 Remove dead code for MINUS.
8291 2009-07-31 Anthony Green <green@moxielogic.com>
8293 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8295 (moxie_expand_epilogue): Ditto for epilogue.
8296 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8298 (moxie_function_arg): Ditto.
8299 (moxie_pass_by_reference): Ditto.
8300 (moxie_arg_partial_bytes): Ditto.
8301 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8302 (FUNCTION_ARG_ADVANCE) Ditto.
8303 (REG_PARM_STACK_SPACE) Ditto.
8304 (FUNCTION_ARG_REGNO_P) Dito.
8306 * config.gcc: Add moxie linux config support.
8307 * gcc/config/moxie/uclinux.h: New file.
8309 2009-07-31 DJ Delorie <dj@redhat.com>
8311 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8312 (UNSPECV_SP_SWITCH_E): New.
8313 (sp_switch_1): Change to an unspec.
8314 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8316 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8317 reference the new stack's address
8319 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8321 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8322 graphite-clast-to-gimple.o, graphite-dependences.o,
8323 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8324 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8325 (graphite-blocking.o,
8326 graphite-clast-to-gimple.o, graphite-dependences.o,
8327 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8328 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8329 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8330 * cfgloop.h (struct loop): Add can_be_parallel field.
8331 * common.opt (fgraphite-identity): Moved up.
8332 (fgraphite-force-parallel): New flag.
8333 * graphite.c: Rewrite.
8334 * graphite.h: Rewrite.
8335 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8337 * toplev.c (graphite_out_file): New file descriptor.
8338 (graphite_in_file): New.
8339 (process_options): flag_graphite_force_parallel cannot be used without
8341 * tree-ssa-loop.c: Include toplev.h.
8342 (gate_graphite_transforms): Enable flag_graphite for
8343 flag_graphite_force_parallel.
8345 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8347 * ChangeLog.graphite: New.
8348 * graphite-blocking.c: New.
8349 * graphite-clast-to-gimple.c: New.
8350 * graphite-clast-to-gimple.h: New.
8351 * graphite-dependences.c: New.
8352 * graphite-dependences.h: New.
8353 * graphite-interchange.c: New.
8354 * graphite-poly.c: New.
8355 * graphite-poly.h: New.
8356 * graphite-ppl.c: New.
8357 * graphite-ppl.h: New.
8358 * graphite-scop-detection.c: New.
8359 * graphite-scop-detection.h: New.
8360 * graphite-sese-to-poly.c: New.
8361 * graphite-sese-to-poly.h: New.
8365 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8367 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8368 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8370 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8372 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8373 (scev_is_linear_expression): Return false if the evolution is not
8374 affine multivariate.
8376 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8378 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8379 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8381 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8383 * tree-data-ref.c (debug_data_references): New.
8384 (debug_data_reference): New.
8385 * tree-data-ref.h (debug_data_references): Declared.
8386 (debug_data_reference): Declared.
8388 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8390 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8391 * tree-data-ref.h (scop_p): Removed.
8392 (struct data_reference): Remove field scop.
8394 (stmt_simple_memref_p): Removed.
8396 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8398 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8399 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8402 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8404 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8406 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8408 * doc/invoke.texi (-fgraphite-identity): Documented.
8410 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8412 * tree-scalar-evolution.c: Fix comment.
8413 (instantiate_scev_1): Return unknow from scev instantiation if the
8414 result is not above instantiate_below.
8416 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8418 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8419 static anymore. Instantiate the symbols that may have been introduced
8421 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8424 2009-07-30 DJ Delorie <dj@redhat.com>
8426 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8427 .vliw directive to VLIW sections.
8429 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8431 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8433 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8434 (AUTOHEADER): New variable.
8435 ($(srcdir)/cstamp-h.in): Use it.
8437 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8438 Pat Haugen <pthaugen@us.ibm.com>
8439 Revital Eres <ERES@il.ibm.com>
8441 * config/rs6000/vector.md (VEC_F): Add VSX support.
8445 (vector_load_<mode>): Ditto.
8446 (vector_store_<mode>): Ditto.
8447 (vector GPR move split): Ditto.
8448 (vec_reload_and_plus_<mptrsize>): Ditto.
8449 (vec_reload_and_reg_<mptrsize>): Ditto.
8450 (add<mode>3): Ditto.
8451 (sub<mode>3): Ditto.
8452 (mul<mode>3): Ditto.
8453 (neg<mode>2): Ditto.
8454 (abs<mode>2): Ditto.
8455 (smin<mode>3): Ditto.
8456 (smax<mode>3): Ditto.
8457 (vector_eq<mode>): Ditto.
8458 (vector_gt<mode>): Ditto.
8459 (vector_ge<mode>): Ditto.
8460 (vector_gtu<mode>): Ditto.
8461 (vector_select_<mode>_uns): Ditto.
8462 (vector_eq_<mode>_p): Ditto.
8463 (vector_gt_<mode>_p): Ditto.
8464 (vector_ge_<mode>_p): Ditto.
8465 (vector_gtu_<mode>_p): Ditto.
8466 (cr6_test_for_zero): Ditto.
8467 (cr6_test_for_zero_reverse): Ditto.
8468 (cr6_test_for_lt): Ditto.
8469 (cr6_test_for_lt_reverse): Ditto.
8470 (xor<mode>3): Ditto.
8471 (ior<mode>3): Ditto.
8472 (and<mode>3): Ditto.
8473 (one_cmpl<mode>2): Ditto.
8474 (nor<mode>2): Ditto.
8475 (andc<mode>2): Ditto.
8476 (float<VEC_int<mode>2): Ditto.
8477 (unsigned_float<VEC_int><mode>2): Ditto.
8478 (fix_trunc<mode><VEC_int>2): Ditto.
8479 (fixuns_trunc<mode><VEC_int>2): Ditto.
8481 (vec_set<mode>): Ditto.
8482 (vec_extract<mode>): Ditto.
8483 (vec_interleave_highv4sf): Ditto.
8484 (vec_interleave_lowv4sf): Ditto.
8485 (vec_realign_load_<mode>): Ditto.
8486 (vec_shl_<mode>): Ditto.
8487 (vec_shr_<mode>): Ditto.
8488 (div<mode>3): New patterns for VSX.
8489 (vec_interleave_highv2df): Ditto.
8490 (vec_interleave_lowv2df): Ditto.
8491 (vec_pack_trunc_v2df): Ditto.
8492 (vec_pack_sfix_trunc_v2df): Ditto.
8493 (vec_pack_ufix_trunc_v2df): Ditto.
8494 (vec_unpacks_hi_v4sf): Ditto.
8495 (vec_unpacks_lo_v4sf): Ditto.
8496 (vec_unpacks_float_hi_v4si): Ditto.
8497 (vec_unpacks_float_lo_v4si): Ditto.
8498 (vec_unpacku_float_hi_v4si): Ditto.
8499 (vec_unpacku_float_lo_v4si): Ditto.
8500 (movmisalign<mode>): Ditto.
8501 (vector_ceil<mode>2): New patterns for vectorizing math library.
8502 (vector_floor<mode>2): Ditto.
8503 (vector_btrunc<mode>2): Ditto.
8504 (vector_copysign<mode>3): Ditto.
8506 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8507 predicate for setting the high bit in each word, used for copysign.
8509 * config/rs6000/ppc-asm.h (f19): Whitespace.
8510 (f32-f63): Define if VSX.
8511 (v0-v31): Define if Altivec.
8512 (vs0-vs63): Define if VSX.
8514 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8516 * config/rs6000/power7.md: New file, provide tuning parameters for
8519 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8520 (rs6000_cpu_cpp_builtins): Ditto.
8521 (altivec_overloaded_builtins): Ditto.
8522 (altivec_resolve_overloaded_builtin): Ditto.
8524 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8525 debug switch to disable vectorizing simple math builtin
8528 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8529 Vectorize simple math builtin functions.
8530 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8531 hook to vectorize math builtins.
8532 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8533 (rs6000_builtin_conversion): Add VSX/power7 support.
8534 (rs6000_builtin_vec_perm): Ditto.
8535 (vsplits_constant): Add support for loading up a vector constant
8536 with just the high bit set in each part.
8537 (rs6000_expand_vector_init): Add VSX/power7 support.
8538 (rs6000_expand_vector_set): Ditto.
8539 (rs6000_expand_vector_extract): Ditto.
8540 (rs6000_emit_move): Ditto.
8541 (bdesc_3arg): Ditto.
8542 (bdesc_2arg): Ditto.
8543 (bdesc_1arg): Ditto.
8544 (rs6000_expand_ternop_builtin): Ditto.
8545 (altivec_expand_builtin): Ditto.
8546 (rs6000_expand_unop_builtin): Ditto.
8547 (rs6000_init_builtins): Ditto.
8548 (altivec_init_builtins): Ditto.
8549 (builtin_function_type): Ditto.
8550 (rs6000_common_init_builtins): Ditto.
8551 (rs6000_handle_altivec_attribute); Ditto.
8552 (rs6000_mangle_type): Ditto.
8553 (rs6000_vector_mode_supported_p): Ditto.
8554 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8557 * config/rs6000/vsx.md: New file for VSX support.
8559 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8560 identifing values with just the most significant bit set.
8561 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8562 vectorized builtins.
8564 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8565 (UNSPEC_VRFIM): Delete.
8566 (splitter for loading up vector with most significant bit): New
8567 splitter for vectorizing copysign.
8568 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8569 vectorizing simple math functions.
8570 (altivec_vrfip): Add support for vectorizing simple math functions.
8571 (altivec_vrfim): Ditto.
8572 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8574 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8575 (power7.md, vsx.md): Include for power7 support.
8576 (copysigndf3): Use VSX instructions if -mvsx.
8577 (negdf2_fpr): Ditto.
8578 (absdf2_fpr): Ditto.
8579 (nabsdf2_fpr): Ditto.
8580 (adddf3_fpr): Ditto.
8581 (subdf3_fpr): Ditto.
8582 (muldf3_fpr): Ditto.
8583 (divdf3_fpr): Ditto.
8584 (fix_truncdfdi2_fpr): Ditto.
8585 (cmpdf_internal1): Ditto.
8586 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8587 (btruncdf2, btruncdf2_fpr): Ditto.
8588 (ceildf2, ceildf2_fpr): Ditto.
8589 (floordf2, floordf2_fpr): Ditto.
8590 (floatdidf2, floatdidf2_fpr): Ditto.
8591 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8592 (fmsubdf4_fpr): Ditto.
8593 (fnmadddf4_fpr_1): Ditto.
8594 (fnmadddf4_fpr_2): Ditto.
8595 (fnmsubdf4_fpr_1): Ditto.
8596 (fnmsubdf4_fpr_2): Ditto.
8597 (fixuns_truncdfdi2): Add expander for VSX support.
8598 (fix_truncdfdi2): Ditto.
8599 (fix_truncdfsi2): Ditto.
8601 (btruncsf2): Whitespace.
8602 (movdf_hardfloat32): Add support for VSX registers.
8603 (movdf_softfloat32): Ditto.
8604 (movdf_hardfloat64): Ditto.
8605 (movdf_hardfloat64_mfpgpr): Ditto.
8606 (movdf_softfloat64): Ditto.
8607 (movti splitters): Add check for vector registers supporting
8608 TImode in the future.
8609 (bpermd): Add power7 bpermd instruction.
8611 * config/rs6000/altivec.h (vec_div): Define if VSX.
8615 (vec_nearbyint): Ditto.
8618 (all predicates): Use the generic builtin function, and not the V4SF
8619 specific function so that the predicates will work with VSX's V2DF.
8623 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8624 Document new VSX functions and types.
8626 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8629 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8630 "wa", and "j" constraints. Modify "v" to talk about Altivec
8631 instead of just vector.
8633 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8636 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8637 location for phi arguments.
8638 (rewrite_update_phi_arguments): Find locations for reaching defs.
8639 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8640 Add location to add_phi_arg calls.
8641 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8642 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8643 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8644 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8645 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8646 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8647 * tree-phinodes.c (make_phi_node): Initialize location.
8648 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8649 (add_phi_arg): Add location parameter.
8650 (remove_phi_arg_num): Move location when moving phi argument.
8651 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8653 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8654 slpeel_update_phi_nodes_for_guard1,
8655 slpeel_update_phi_nodes_for_guard2,
8656 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8657 vect_loop_versioning): Set locations.
8658 * tree-parloops.c (create_phi_for_local_result,
8659 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8660 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8661 * tree-vect-loop.c (get_initial_def_for_induction,
8662 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8664 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8665 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8666 (gimple_phi_arg_set_location): New. Set locus.
8667 (gimple_phi_arg_has_location): New. Check for locus.
8668 (redirect_edge_var_map_location): New. Return locus from var_map.
8669 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8670 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8671 combining PHI arguments.
8672 (cond_store_replacement): Set location.
8673 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8674 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8675 scop_add_exit_phis_edge): Add locations.
8676 * tree-cfgcleanup.c (remove_forwarder_block,
8677 remove_forwarder_block_with_phi): Add locations.
8678 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8679 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8681 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8682 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8683 flush_pending_stmts): Add source location.
8684 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8685 stack to preserve locations.
8686 * tree-vect-stmts.c (vectorizable_load): Add location.
8687 * tree-inline.c (copy_phis_for_bb): Copy locus.
8688 (setup_one_parameter): Add call locus to inlined parameter stmts.
8689 (initialize_inlined_parameters): Pass in call location as parameter
8691 (tree_function_versioning): Pass location to setup_one_parameter.
8692 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8693 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8694 copy and edge lists.
8695 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8696 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8697 locus parameter and override the stmt default if provided.
8698 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8699 elim_graph_add_edge, elim_graph_remove_succ_edge,
8700 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8701 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8702 eliminate_phi): Add locus info in elimination graph for each edge and
8704 (insert_backedge_copies): Copy locus if present.
8705 * tree-flow.h (struct _edge_var_map): Add locus field.
8706 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8707 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8708 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8710 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8712 2009-07-30 Martin Jambor <mjambor@suse.cz>
8714 PR tree-optimization/40570
8715 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8718 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8720 * ssa-loop-manip.c: Include langhooks.h.
8721 (rewrite_phi_with_iv): New.
8722 (rewrite_all_phi_nodes_with_iv): New.
8723 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8724 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8725 * tree-parloops.c (loop_parallel_p): Move out all conditions
8726 except dependency check.
8727 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8728 (gen_parallel_loop): Call canonicalize_loop_ivs without
8729 reduction_list argument.
8730 (build_new_reduction): New.
8731 (gather_scalar_reductions): New.
8732 (try_get_loop_niter): New.
8733 (try_create_reduction_list): New.
8734 (parallleize_loops): Change the parallel conditions check.
8735 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8736 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8738 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8740 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8742 * doc/options.texi (Option properties): Mention new quoting syntax.
8744 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8746 * config/alpha/alpha.c (alpha_start_function):
8747 Handle VMS_DEBUG_MAIN_POINTER
8748 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8749 * doc/invoke.texi: Document -mdebug-main switch.
8751 2009-07-29 Richard Henderson <rth@redhat.com>
8753 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8754 (cgraph_create_edge_including_clones): Likewise.
8755 * tree-inline.c (copy_bb): Operate on the correct edges
8756 when updating the callgraph.
8758 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8760 * config/alpha/vms-cc.c: Deleted.
8761 * config/alpha/vms-ld.c: Deleted.
8762 * config/alpha/t-vms64: Moved to config/vms
8763 * config/alpha/vms-crt0-64.c: Moved to config/vms
8764 * config/alpha/vms-crt0.c: Moved to config/vms
8765 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8766 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8767 * config/alpha/xm-vms.h: Moved to config/vms
8768 * config/alpha/x-vms: Moved to config/vms
8769 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8771 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8772 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8774 * config/vms/t-vms64: Moved here from config/alpha
8775 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8776 (argc,argv,envp): Enforce 32bit malloc'ing.
8777 * config/vms/vms-psxcrt0-64.c: Likewise.
8778 * config/vms/vms-crt0.c: Moved here from config/alpha.
8779 * config/vms/vms-psxcrt0.c: Likewise.
8780 * config/vms/vms-crtl-64.h: New file.
8781 * config/vms/vms-crtl.h: New file.
8782 * config/vms/vms.opt: New file.
8783 * config/vms/xm-vms64.h: New file.
8784 * config/vms/xm-vms.h: Moved here from config/alpha.
8785 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8787 * config/vms/x-vms: Moved here from config/alpha.
8788 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8789 (vms-ld.o, vms-cc.o): Removed.
8790 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8792 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8794 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8795 correct stack (obvious VMS fix).
8797 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8799 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8800 date, version info if VMS_DEBUGGING_INFO defined.
8801 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8802 size, date calculating code moved here.
8804 2009-07-29 Paul Brook <paul@codesourcery.com>
8806 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8809 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8812 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8813 to DImode when generating insq_le insn.
8815 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8817 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8818 New macro set for VMS_DEBUGGGING_INFO.
8819 (AT_string_form): Use it.
8821 2009-07-28 DJ Delorie <dj@redhat.com>
8823 * config/mep/mep.c (vtext_section): New.
8824 (vftext_section): New.
8825 (ftext_section): New.
8826 (mep_select_section): Add support for functions.
8827 (mep_unique_section): Likewise.
8828 (mep_asm_init_sections): Likewise.
8829 (mep_encode_section_info): Remove it from here.
8831 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8833 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8835 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8836 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8838 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8840 * dwarf2out.c (output_file_names): Test new macro
8841 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8842 (add_comp_dir_attribute): Likewise.
8844 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8846 * config/i386/mingw-w64.h (LINK_SPEC): Add
8847 separating space between commands.
8849 2009-07-28 Jan Hubicka <jh@suse.cz>
8851 PR tree-optimization/40759
8852 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
8855 2009-07-27 DJ Delorie <dj@redhat.com>
8857 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
8858 types are dword-aligned.
8859 (mep_expand_va_start): Likewise.
8861 2009-07-27 Olivier Hainque <hainque@adacore.com>
8862 Douglas B Rupp <rupp@gnat.com>
8864 * convert.c (convert_to_pointer): Don't assume the target
8865 pointer type is POINTER_SIZE long. Fetch its precision instead.
8867 2009-07-27 Douglas B Rupp <rupp@gnat.com>
8869 * system.h (fopen): Undefine if macro.
8871 2009-07-27 Jakub Jelinek <jakub@redhat.com>
8873 * dwarf2out.c (output_cfi_p): Removed.
8874 (output_cfis): New function.
8875 (output_fde): New function, split from output_call_frame_info.
8876 (output_call_frame_info): Use it.
8877 (dwarf2out_switch_text_section): Use output_cfis.
8879 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8881 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
8882 TARGET_BI_ARCH is specified without enabling SJLJ.
8883 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
8884 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
8886 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
8888 * arm.md (negdi2): Use DImode if forcing a value into a register.
8890 2009-07-26 Ira Rosen <irar@il.ibm.com>
8892 PR tree-optimization/40801
8893 * tree-vect-stmts.c (vectorizable_call): Get previous copy
8894 of vector operand from the previous copy of vector statement.
8895 Pass the correct definition type value to
8896 vect_get_vec_def_for_stmt_copy().
8898 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8900 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
8901 const char ** conversion.
8903 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8905 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
8906 fancy_abort() if !ENABLE_ASSERT_CHECKING.
8907 (gcc_unreachable): Invoke __builtin_unreachable() if
8908 !ENABLE_ASSERT_CHECKING.
8910 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8912 PR rtl-optimization/40445
8913 * emit-rtl.c (next_nonnote_insn_bb): New function.
8914 * rtl.h (next_nonnote_insn_bb): Declare new function.
8915 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
8916 with no successors that is the successor of the ENTRY_BLOCK.
8917 Continue from the top after removing an empty fallthrough block.
8918 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
8919 of next_nonnote_insn.
8921 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8923 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
8925 2009-07-25 Martin Jambor <mjambor@suse.cz>
8927 * c-common.c (c_common_attribute_table): New element for noclone.
8928 (handle_noclone_attribute): New function. Forward-declare.
8929 * tree-inline.c (tree_versionable_function_p): Check for noclone
8931 * doc/extend.texi (Labels as Values): Document need for noclone.
8932 (Function Attributes): Document noclone attribute.
8934 2009-07-25 Jakub Jelinek <jakub@redhat.com>
8936 PR rtl-optimization/34999
8937 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
8938 and dw_fde_switched_cold_to_hot fields.
8939 (output_cfi_p): New function.
8940 (output_call_frame_info): If fde->dw_fde_switched_sections,
8941 output 2 FDEs instead of one with corrupted header.
8942 (dwarf2out_do_cfi_startproc): New function.
8943 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
8944 and fde->dw_fde_switched_cold_to_hot.
8945 (dwarf2out_switch_text_section): Compute
8946 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
8947 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
8948 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
8949 Otherwise, compute fde->dw_fde_switch_cfi.
8951 2009-07-24 Cary Coutant <ccoutant@google.com>
8953 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
8955 2009-07-24 Cary Coutant <ccoutant@google.com>
8957 * cfghooks.c (split_block): Copy discriminator to new block.
8958 * tree-cfg.c (assign_discriminator): Check location of last
8959 instruction in block as well as first.
8961 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
8963 * config/i386/linux.c: Use fputs or putc instead of fprintf
8965 * config/i386/gas.h: Ditto.
8966 * config/i386/x86-64.h: Ditto.
8967 * config/i386/att.h: Ditto.
8969 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8971 * expmed.c (emit_store_flag): Use a recursive call to optimize the
8974 2009-07-24 Martin Jambor <mjambor@suse.cz>
8976 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
8977 (ipa_push_func_to_list_1): Declare.
8978 (ipa_push_func_to_list): New function.
8980 * ipa-prop.c (ipa_push_func_to_list_1): New function.
8981 (ipa_init_func_list): Call ipa_push_func_to_list_1.
8982 (ipa_push_func_to_list): Removed.
8983 (ipa_pop_func_from_list): Clear node_enqueued flag.
8985 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8987 * config/s390/s390.c (override_options): Default
8988 max-unrolled-insns to 100 for z10 tuning.
8990 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
8992 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
8993 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
8994 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
8995 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
8996 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
8997 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
8998 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9000 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9002 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9003 use default set in mingw32.h header.
9004 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9005 64-bit /mingw/include path.
9006 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9009 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9011 PR rtl-optimization/40209
9012 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9014 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9016 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9017 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9018 with the rest of string where appropriate. Use fputs or putc
9019 instead of fprintf where appropriate.
9021 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9022 Pat Haugen <pthaugen@us.ibm.com>
9023 Revital Eres <ERES@il.ibm.com>
9025 * config/rs6000/vector.md: New file. Move most of the vector
9026 expander support here from altivec.md to allow for the VSX vector
9027 unit in the future. Add support for secondary_reload patterns.
9028 Rewrite the patterns for vector comparison, and vector comparison
9029 predicate instructions so that the RTL expresses the desired
9030 behavior, instead of using unspec.
9032 * config/rs6000/constraints.md ("f" constraint): Use
9033 rs6000_constraints to hold the precalculated register class.
9034 ("d" constraint): Ditto.
9035 ("wd" constraint): New constraint for VSX.
9036 ("wf" constraint): Ditto.
9037 ("ws" constraint): Ditto.
9038 ("wa" constraint): Ditto.
9039 ("wZ" constraint): Ditto.
9040 ("j" constraint): Ditto.
9042 * config/rs6000/predicates.md (vsx_register_operand): New
9044 (vfloat_operand): New predicate for vector.md.
9045 (vint_operand): Ditto.
9046 (vlogical_operand): Ditto.
9047 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9048 (easy_vector_constant): Add VSX support.
9049 (altivec_indexed_or_indirect_operand): New predicate for
9050 recognizing Altivec style memory references with AND -16.
9052 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9053 for vector secondary reload support.
9054 (rs6000_vector_reg_class): Delete, replacing it with
9056 (rs6000_vsx_reg_class): Ditto.
9057 (rs6000_constraints): New array to hold the register classes of
9058 each of the register constraints that can vary at runtime.
9059 (builtin_mode_to_type): New static array for builtin function type
9061 (builtin_hash_table): New static hash table for builtin function
9063 (TARGET_SECONDARY_RELOAD): Define target hook.
9064 (TARGET_IRA_COVER_CLASSES): Ditto.
9065 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9066 registers are 128 bits if VSX memory reference instructions are used.
9067 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9069 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9070 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9071 Print several of the scheduling related parameters.
9072 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9073 rs6000_constraints instead of rs6000_vector_reg_class. Move
9074 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9075 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9076 Altivec. Add VSX support. Setup for secondary reload support on
9077 Altivec/VSX registers.
9078 (rs6000_override_options): Make power7 set the scheduling groups
9079 like the power5. Add support for new debug switches to override
9080 the scheduling defaults. Temporarily disable -mcpu=power7 from
9081 setting -mvsx. Add support for debug switches -malways-hint,
9082 -msched-groups, and -malign-branch-targets.
9083 (rs6000_buitlin_conversion): Add support for returning unsigned
9084 vector conversion functions to fix regressions due to stricter
9086 (rs6000_builtin_mul_widen_even): Ditto.
9087 (rs6000_builtin_mul_widen_odd): Ditto.
9088 (rs6000_builtin_vec_perm): Ditto.
9089 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9090 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9092 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9094 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9095 VSX types for bit operations. Changes to accomidate vector.md.
9096 (bdesc_2arg): Ditto.
9097 (bdesc_1arg): Ditto.
9098 (struct builtin_description_predicates): Rewrite predicate
9099 handling so that RTL describes the operation, instead of passing
9100 the instruction to be used as a string argument.
9101 (bdesc_altivec_preds): Ditto.
9102 (altivec_expand_predicate_builtin): Ditto.
9103 (altivec_expand_builtin): Ditto.
9104 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9105 statement for vsldoi support.
9106 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9107 (altivec_expand_st_builtin): Ditto.
9108 (paired_expand_builtin): Whitespace changes.
9109 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9110 builtin_mode_to_type table for secondary reload. Call
9111 builtin_function_type to build random builtin functions.
9112 (altivec_init_builtins): Change to use builtin_function_type to
9113 create builtin function types dynamically as we need them.
9114 (builtin_hash_function): New support for hashing the tree types
9115 for builtin function as we need it, rather than trying to build
9116 all of the trees that we need. Add initial preliminary VSX support.
9117 (builtin_function_type): Ditto.
9118 (builtin_function_eq): Ditto.
9119 (builtin_hash_struct): Ditto.
9120 (rs6000_init_builtins): Ditto.
9121 (rs6000_common_init_builtins): Ditto.
9122 (altivec_init_builtins): Ditto.
9123 (rs6000_common_init_builtins): Ditto.
9124 (enum reload_reg_type): New enum for simplifing reg classes.
9125 (rs6000_reload_register_type): Simplify register classes into GPR,
9126 Vector, and other registers. Altivec and VSX addresses in reload.
9127 (rs6000_secondary_reload_inner): Ditto.
9128 (rs6000_ira_cover_classes): New target hook, that returns the
9129 appropriate cover classes, based on -mvsx being used or not.
9130 (rs6000_secondary_reload_class): Add VSX support.
9131 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9132 (get_vsel_insn): Ditto.
9133 (rs6000_emit_vector_compare): Rewrite vector conditional support
9134 so that where we can, we use RTL operators, instead of blindly use
9136 (rs6000_emit_vector_select): Ditto.
9137 (rs6000_emit_vector_cond_expr): Ditto.
9138 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9139 (create_TOC_reference): Add -mdebug=addr support.
9140 (emit_frame_save): VSX loads/stores need register indexed addressing.
9142 * config/rs6000/rs6000.md: Include vector.md.
9144 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9146 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9147 support for V2DI, V2DF in logical, permute, select operations.
9149 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9150 switch for vsx/power7.
9151 (-mvsx-scalar-memory): Ditto.
9152 (-mvsx-align-128): Ditto.
9153 (-mallow-movmisalign): Ditto.
9154 (-mallow-df-permute): Ditto.
9155 (-msched-groups): Ditto.
9156 (-malways-hint): Ditto.
9157 (-malign-branch-targets): Ditto.
9159 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9161 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9162 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9163 (rs6000_vector_reg_class): Delete.
9164 (rs6000_vsx_reg_class): Ditto.
9165 (enum rs6000_reg_class_enum): New enum for the constraints that
9166 vary based on target switches.
9167 (rs6000_constraints): New array to hold the register class for all
9168 of the register constraints that vary based on the switches used.
9169 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9170 (enum rs6000_builtins): Add unsigned varients for the builtin
9171 declarations returned by target hooks for expanding multiplies,
9172 select, and permute operations. Add VSX builtins.
9173 (enum rs6000_builtin_type_index): Add entries for VSX.
9174 (V2DI_type_node): Ditto.
9175 (V2DF_type_node): Ditto.
9176 (unsigned_V2DI_type_node): Ditto.
9177 (bool_long_type_node): Ditto.
9178 (intDI_type_internal_node): Ditto.
9179 (uintDI_type_internal_node): Ditto.
9180 (double_type_internal_node): Ditto.
9182 * config/rs6000/altivec.md (whole file): Move all expanders to
9183 vector.md from altivec.md. Rename insn matching functions to be
9185 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9186 (altivec_vcmp*): Ditto.
9187 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9188 (VM): New iterator for moves that includes the VSX types.
9189 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9190 (altivec_vperm_<mode>_uns): New, for unsigned types.
9191 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9192 (altivec_eq<mode>): Ditto.
9193 (altivec_gt<mode>): Ditto.
9194 (altivec_gtu<mode>): Ditto.
9195 (altivec_eqv4sf): Ditto.
9196 (altivec_gev4sf): Ditto.
9197 (altivec_gtv4sf): Ditto.
9198 (altivec_vcmpbfp_p): Ditto.
9200 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9202 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9205 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9208 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9209 ASM_SHORT instead of .word.
9210 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9211 instead of .word in asm template.
9213 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9216 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9217 (process_bb_node_lives): Use it.
9219 * ira.c (setup_cover_and_important_classes): Don't setup
9220 ira_important_class_nums. Add cover classes to the end of
9222 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9224 (find_reg_class_closure): Use reorder_important_classes.
9226 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9228 * config/i386/i386.c (i386_ira_cover_classes): New function.
9229 (TARGET_IRA_COVER_CLASSES): Redefine.
9231 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9232 importance of order of cover classes in the array.
9234 2009-07-22 Diego Novillo <dnovillo@google.com>
9236 * tree-pass.h (TDF_EH): Define.
9237 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9238 contains TDF_EH, print the EH region number holding GS.
9239 * tree-dump.c (dump_options): Add "eh".
9240 * doc/invoke.texi: Document it.
9242 2009-07-22 Doug Kwan <dougkwan@google.com>
9244 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9246 2009-07-22 Michael Matz <matz@suse.de>
9248 PR tree-optimization/35229
9249 PR tree-optimization/39300
9251 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9252 (inhibit_phi_insertion): New function.
9253 (insert_into_preds_of_block): Call it for REFERENCEs.
9254 (init_pre): Initialize and finalize scalar evolutions.
9255 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9257 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9259 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9260 Use CONST_VECTOR_NUNITS to determine number of elements.
9262 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9264 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9265 (U, W): Constraints are now deprecated and will be removed if we
9267 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9269 ("prefetch"): Add the stcmh instruction for prefetching.
9270 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9272 (s390_short_displacement): Return always true if compiling for
9273 machines not providing the long displacement facility.
9274 (s390_mem_constraint): Support the new constraint letter Z.
9275 (s390_check_qrst_address): New function.
9277 2009-07-21 DJ Delorie <dj@redhat.com>
9279 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9282 2009-07-21 Jason Merrill <jason@redhat.com>
9284 * c-common.c (max_tinst_depth): Increase default to 1024.
9286 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9288 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9289 (vec_unpacku_float_lo_v4si): Ditto.
9291 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9294 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9295 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9296 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9297 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9299 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9301 PR tree-optimization/40813
9302 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9305 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9307 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9308 with a NOP_EXPR if needed.
9310 2009-07-21 Paul Brook <paul@codesourcery.com>
9312 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9313 Terminate debug dump with newline.
9315 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9317 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9318 Cast "1" to unsigned HOST_WIDE_INT.
9319 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9320 deposit length to the maximum length - lsb. Extend length if
9321 HOST_BITS_PER_WIDE_INT is 32.
9323 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9325 * cgraph.h (constant_pool_htab): New function.
9326 (constant_descriptor_tree): Move from varasm.c.
9327 * varasm.c (constant_pool_htab): New function.
9328 (constant_descriptor_tree): Move to cgraph.h.
9330 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9332 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9334 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9336 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9339 2009-07-20 Xinliang David Li <davidxl@google.com>
9341 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9343 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9345 * config/mips/mips.md (move_type): Add arith.
9346 (type): Handle arith.
9347 (zero_extendsidi2): Rename this into ...
9348 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9349 (zero_extendsidi2): New expander.
9350 (*zero_extendsidi2_dext): New pattern.
9352 2009-07-20 Nick Clifton <nickc@redhat.com>
9354 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9355 to set MIPS_ABI_DEFAULT.
9356 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9358 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9360 * tree-object-size.c (addr_object_size): Handle unions with
9361 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9363 PR tree-optimization/40792
9364 * tree.c (build_function_type_skip_args): Remove bogus assert.
9366 2009-07-20 Jan Hubicka <jh@suse.cz>
9367 Martin Jambor <mjambor@suse.cz>
9369 * cgraph.h (combined_args_to_skip): New field.
9370 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9371 combined_args_to_skip and args_to_skip.
9372 * tree-inline.c (update_clone_info): New function.
9373 (tree_function_versioning): Call update_clone_info.
9374 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9376 (cgraph_materialize_all_clones): More extensive dumping, working
9377 with combined_args_to_skip rather than args_to_skip.
9379 2009-07-20 Ira Rosen <irar@il.ibm.com>
9381 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9382 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9383 (get_initial_def_for_reduction): Likewise.
9384 (vectorizable_reduction): Skip the check of first operand in case
9385 of COND_EXPR. Add check that it is outer loop vectorization if
9386 nested cycle was detected. Call vectorizable_condition() for
9387 COND_EXPR. If reduction epilogue cannot be created do not fail for
9388 nested cycles (if it is not double reduction). Assert that there
9389 is only one type in the loop in case of COND_EXPR. Call
9390 vectorizable_condition() to vectorize COND_EXPR.
9391 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9392 Add parameters. Allow nested cycles if called from
9393 vectorizable_reduction(). Use reduction vector variable if provided.
9394 (vect_analyze_stmt): Call vectorizable_reduction() before
9395 vectorizable_condition().
9396 (vect_transform_stmt): Update call to vectorizable_condition().
9398 2009-07-20 Christian Bruel <christian.bruel@st.com>
9400 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9401 * doc/invoke.texi (-mfmovd): Likewise.
9402 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9404 2009-07-20 Jan Hubicka <jh@suse.cz>
9406 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9407 when handling SSA name.
9409 2009-07-19 Jan Hubicka <jh@suse.cz>
9411 PR tree-optimization/40676
9412 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9413 virtual PHIs in empty BBs.
9415 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9417 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9418 re-expanded the compound use gen_lowpart instead to convert to the
9421 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9423 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9424 OUTER_CONST arguments.
9425 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9426 the new wider mode will be masked off.
9427 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9429 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9431 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9432 high-order bits are zero.
9434 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9436 * combine.c (simplify_shift_const_1): Split code to determine
9438 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9439 new bits shifted in are identical to the old sign bit.
9441 2009-07-18 Richard Guenther <rguenther@suse.de>
9444 * gimplify.c (gimplify_call_expr): Reject code using results from
9445 functions returning void.
9447 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9449 * doc/md.texi: Document the new PowerPC "es" constraint.
9450 Document that "m" can include automodified addresses on this target,
9451 and explain how %U must be used. Extend the "Q" and "Z" documentation
9452 to suggest "es" as well as "m".
9453 * config/rs6000/constraints.md (es): New memory constraint.
9454 (Q, Z): Update strings to match new documentation.
9456 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9458 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9459 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9460 * config/rs6000/predicates.md (volatile_mem_operand): Use
9461 offsettable_nonstrict_memref_p.
9462 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9463 (*floatunssidf2_internal): Likewise.
9464 (*fix_truncdfsi2_internal): Likewise.
9465 (*fix_trunctfsi2_internal): Likewise.
9467 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9469 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9471 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9473 2009-07-17 Richard Guenther <rguenther@suse.de>
9476 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9477 (pass_warn_unused_result): Likewise.
9478 (TODO_set_props): Remove.
9479 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9481 (pass_diagnose_omp_blocks): Define.
9482 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9483 (c_gimple_diagnostics_recursively): Remove.
9484 (finish_function): Do not call it.
9485 (c_write_global_declarations): Continue after errors.
9486 Finalize the CU here.
9487 * c-gimplify.c (c_genericize): Do not gimplify here.
9488 * c-common.c (c_warn_unused_result): Move ...
9489 * tree-cfg.c (do_warn_unused_result): ... here.
9490 (run_warn_unused_result): New function.
9491 (gate_warn_unused_result): New function.
9492 (pass_warn_unused_result): New pass.
9493 * c-common.h (c_warn_unused_result): Remove.
9494 * flags.h (flag_warn_unused_result): Declare.
9495 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9496 * opts.c (flag_warn_unused_result): Initialize to false.
9497 * toplev.c (compile_file): Add comment.
9498 * omp-low.c (create_omp_child_function): Do not register
9499 the function with the frontend.
9500 (diagnose_omp_structured_block_errors): Prepare to be
9501 called as optimization pass.
9502 (gate_diagnose_omp_blocks): New function.
9503 (pass_diagnose_omp_blocks): New pass.
9504 * cgraph.h (cgraph_optimize): Remove.
9505 (cgraph_analyze_function): Likewise.
9506 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9507 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9508 before their parents here.
9509 (cgraph_finalize_function): Not here.
9510 (cgraph_analyze_function): Gimplify functions here.
9511 (cgraph_finalize_compilation_unit): Continue after errors.
9512 Optimize the callgraph from here.
9513 (cgraph_optimize): Make static.
9514 * langhooks.c (write_global_declarations): Finalize the CU.
9515 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9516 (gimplify_function_tree): Assert we gimplify only once.
9517 Set PROP_gimple_any property.
9518 * tree-nested.c (gimplify_all_functions): New function.
9519 (lower_nested_functions): Gimplify all nested functions.
9520 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9521 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9522 and pass_diagnose_omp_blocks after gimplification. Do not
9523 set TODO_set_props on all_lowering_passes.
9524 (execute_one_pass): Do not handle TODO_set_props.
9525 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9526 (gimplify.o): Add tree-pass.h dependency.
9527 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9528 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9529 (unsave_r): Likewise.
9530 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9533 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9535 * doc/service.texi (Service): Restore previously removed link,
9536 which isn't broken after all.
9538 2009-07-17 Richard Guenther <rguenther@suse.de>
9540 PR tree-optimization/40321
9541 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9542 PHI nodes to the maximal set.
9543 (make_values_for_phi): Add PHI arguments to the maximal set.
9544 (execute_pre): Dump PHI_GEN and the maximal set.
9546 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9549 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9552 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9554 * doc/extend.texi (Nested Functions): Replace broken link with
9556 * doc/service.texi (Service): Remove broken link.
9558 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9561 * builtins.c (expand_builtin_memcmp): Use loc instead of
9562 EXPR_LOCATION (exp).
9563 (expand_builtin_strncmp): Likewise.
9565 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9566 Manuel López-Ibáñez <manu@gcc.gnu.org>
9569 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9570 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9571 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9572 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9573 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9574 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9575 tree-inline.c, c-common.c, c-common.h, gimple.c,
9576 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9577 convert.c: Add location argument to fold_{unary,binary,ternary},
9578 fold_build[123], build_call_expr, build_size_arg,
9579 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9580 fold_build1_initializer, fold_build2_initializer,
9581 fold_build3_initializer, fold_build_call_array,
9582 fold_build_call_array_initializer, fold_single_bit_test,
9583 omit_one_operand, omit_two_operands, invert_truthvalue,
9584 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9585 combine_comparisons, fold_builtin_*, fold_call_expr,
9586 build_range_check, maybe_fold_offset_to_address, round_up,
9589 2009-07-16 Jason Merrill <jason@redhat.com>
9592 * c-common.c (c_common_reswords): Add __is_standard_layout
9594 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9595 * doc/implement-cxx.texi: New.
9596 * doc/gcc.texi: Include it.
9598 2009-07-16 DJ Delorie <dj@redhat.com>
9600 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9601 compares that may be indirectly affected by previous instructions.
9603 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9605 * builtins.c (do_mpc_arg2): New.
9606 (fold_builtin_2): Fold builtin cpow.
9607 * real.h (HAVE_mpc_pow): New.
9609 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9611 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9612 comparison to skip unprofitable schedule
9614 2009-07-16 Simon Baldwin <simonb@google.com>
9616 * gcc.c (option_map): New flag -no-canonical-prefixes.
9617 * (display_help): Print help text for new flag.
9618 * (process_command): Move options translation and language specifics
9619 and handle new flag early. Use it to set a function pointer to a
9620 prefix builder. Replace make_relative_prefix calls with calls to
9621 the function pointed to. Ignore new flag in regular options handling.
9622 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9624 2009-07-15 DJ Delorie <dj@redhat.com>
9626 * config/mep/mep.md (sibcall_internal): Change register to avoid
9628 (sibcall_value_internal): Likewise.
9630 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9632 PR rtl-optimization/40710
9633 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9635 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9637 * config/mips/mips.md (*extenddi_truncate<mode>,
9638 *extendsi_truncate<mode>): Change type attribute to move_type
9639 with shift_shift. Split out code handling exts from here ...
9640 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9642 (*extendhi_truncateqi): Change type attribute to move_type with
9643 shift_shift. Split out code handling exts from here ...
9644 (*extendhi_truncateqi_exts): ... to this new pattern.
9646 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9648 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9649 instead of "and" with inverted sign bit mask value. Use
9650 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9651 Allocate registers only for operand 4 and operand 5.
9653 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9656 * fold-const.c (fold_cond_expr_with_comparison): When folding
9657 < and <= to MIN, make sure the MIN uses the same type as the
9658 comparison's operands.
9660 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9662 * arm.md (ior_xor): New code iterator.
9663 (split for ior/xor with shift and zero-extend): New split pattern.
9664 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9666 2009-07-15 Richard Guenther <rguenther@suse.de>
9668 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9671 2009-07-15 Richard Guenther <rguenther@suse.de>
9674 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9676 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9678 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9679 handle 2.6.30 kernel.
9681 2009-07-15 DJ Delorie <dj@redhat.com>
9683 * config/mep/mep.md (sibcall_internal): Change register to allow
9684 for 24-bit addresses.
9685 (sibcall_value_internal): Likewise.
9687 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9689 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9690 that are enabled/disabled by the flags introduced by a previous patch.
9692 2009-07-14 DJ Delorie <dj@redhat.com>
9694 * config/mep/mep.md (sibcall_internal): Include non-toggling
9696 (sibcall_value_internal): Likewise.
9698 2009-07-14 Taras Glek <tglek@mozilla.com>
9699 Rafael Espindola <espindola@google.com>
9701 * doc/sourcebuild.texi: Document install-plugin target.
9702 * configure.ac: Added install-plugin target to language makefiles.
9703 * configure: Regenerate.
9704 * Makefile.in: (install-plugin): Install more headers,
9705 depend on lang.install-plugin.
9707 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9709 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9712 2009-07-14 DJ Delorie <dj@redhat.com>
9714 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9715 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9716 * config/mep/mep.md (sibcall_internal): Change test from
9717 mep_vliw_mode_match to mep_vliw_jmp_match.
9718 (sibcall_value_internal): Likewise.
9720 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9722 * config/i386/sse.md (copysign<mode>3): New expander.
9723 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9724 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9725 Use ix86_build_const_vector.
9726 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9727 IX86_BUILTIN_CPYSGNPD.
9728 (builtin_description): Add __builtin_ia32_copysignps and
9729 __builtin_ia32_copysignpd.
9730 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9731 and BUILT_IN_COPYSIGNF.
9733 2009-07-13 Jason Merrill <jason@redhat.com>
9735 * builtins.c (can_trust_pointer_alignment): New fn.
9736 (get_pointer_alignment): Factor it out from here.
9737 * tree.h: Declare it.
9739 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9741 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9744 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9748 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9750 2009-07-14 Richard Guenther <rguenther@suse.de>
9751 Andrey Belevantsev <abel@ispras.ru>
9754 * cfgexpand.c (partition_stack_vars): Do not bother to update
9755 alias information when not optimizing.
9757 2009-07-14 Richard Guenther <rguenther@suse.de>
9758 Andrey Belevantsev <abel@ispras.ru>
9760 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9761 (pt_solution_set): Likewise.
9762 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9763 * tree-ssa-structalias.c (pt_solution_set): New function.
9764 * final.c (rest_of_clean_state): Free SSA data structures.
9765 * print-rtl.c (print_decl_name): Remove.
9766 (print_mem_expr): Implement in terms of print_generic_expr.
9767 * alias.c (ao_ref_from_mem): New function.
9768 (rtx_refs_may_alias_p): Likewise.
9769 (true_dependence): Query alias-export info.
9770 (canon_true_dependence): Likewise.
9771 (write_dependence_p): Likewise.
9772 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9774 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9775 (mem_expr_equal_p): Use operand_equal_p.
9776 (set_mem_attributes_minus_bitpos): Do not use
9777 component_ref_for_mem_expr.
9778 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9779 (update_alias_info_with_stack_vars): Likewise.
9780 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9781 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9782 explicitly nor clear stmt operands.
9783 Free the decl-to-pointer map.
9784 * tree-optimize.c (execute_free_datastructures): Do not free
9785 SSA data structures here.
9786 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9787 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9788 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9790 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9792 2009-07-13 DJ Delorie <dj@redhat.com>
9794 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9795 unrolling at the right iteration count.
9797 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9800 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9802 * haifa-sched.c (rank_for_schedule): Introduced flags to
9803 enable/disable individual scheduling heuristics.
9804 * common.opt: Introduced flags to enable/disable individual
9805 heuristics in the scheduler.
9806 * doc/invoke.texi: Introduced flags to enable/disable individual
9807 heuristics in the scheduler.
9809 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9811 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9812 config/i386/mingw-tls.c.
9813 * config/i386/mingw-tls.c: Removed.
9815 2009-07-13 Ira Rosen <irar@il.ibm.com>
9817 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9818 checks access only relevant statements.
9819 (vectorizable_reduction): Likewise.
9821 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9823 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9824 just for 32-bit case.
9826 2009-07-12 Jan Hubicka <jh@suse.cz>
9828 PR tree-optimization/40585
9829 * except.c (expand_resx_expr): When there already is resume
9830 instruction, produce linked list.
9831 (build_post_landing_pads): Assert that resume is empty.
9832 (connect_post_landing_pads): Handle resume lists.
9833 (dump_eh_tree): Dump resume list.
9835 2009-07-12 Ira Rosen <irar@il.ibm.com>
9837 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9838 with additional argument.
9839 * tree-vectorizer.h (enum vect_def_type): Add
9840 vect_double_reduction_def.
9841 (vect_is_simple_reduction): Add argument.
9842 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9844 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9845 vect_is_simple_reduction with additional argument.
9846 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9848 (reduction_code_for_scalar_code): Handle additional codes by
9849 returning ERROR_MARK for them. Fix comment and indentation.
9850 (vect_is_simple_reduction): Fix comment, add argument to specify
9851 double reduction. Detect double reduction.
9852 (get_initial_def_for_induction): Fix indentation.
9853 (get_initial_def_for_reduction): Fix comment and indentation.
9854 Handle double reduction. Create initial definitions that do not
9855 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
9856 (vect_create_epilog_for_reduction): Fix comment, add argument to
9857 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
9858 epilogue result extraction. Create double reduction phi node and
9859 replace relevant uses.
9860 (vectorizable_reduction): Call vect_is_simple_reduction with
9861 additional argument. Fix indentation. Update epilogue code treatment
9862 according to the changes in reduction_code_for_scalar_code. Check
9863 for double reduction. Call vect_create_epilog_for_reduction with
9864 additional argument.
9865 * tree-vect-stmts.c (process_use): Handle double reduction, update
9867 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
9868 (vect_get_vec_def_for_operand): Likewise.
9870 2009-07-12 Danny Smith <dansmister@gmail.com>
9872 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
9873 dllexport if !TREE_PUBLIC.
9874 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
9876 2009-07-11 Anatoly Sokolov <aesok@post.ru>
9878 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
9879 (avr_extra_arch_macro) Remove declatation.
9880 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
9881 (avr_extra_arch_macro) Declare as static.
9882 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
9884 2009-07-11 Jan Hubicka <jh@suse.cz>
9887 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
9889 2009-07-11 Jakub Jelinek <jakub@redhat.com>
9892 * dwarf2out.c (dw_fde_struct): Add in_std_section and
9893 cold_in_std_section bits.
9894 (dwarf2out_begin_prologue): Initialize them.
9895 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
9896 if already covered by text_section or cold_text_section range.
9898 PR rtl-optimization/40667
9899 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
9900 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
9901 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
9902 * config/i386/i386.c (ix86_minimum_alignment): New function.
9903 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
9904 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
9905 * emit-rtl.c (gen_reg_rtx): Likewise.
9906 * function.c (assign_parms): Likewise. If nominal_type needs
9907 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
9908 rather than passed_type's alignment.
9911 * function.c (assign_parm_setup_stack): Adjust
9912 MEM_OFFSET (data->stack_parm) if promoted_mode is different
9913 from nominal_mode on big endian.
9915 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
9917 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
9919 2009-07-10 DJ Delorie <dj@redhat.com>
9921 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
9923 2009-07-10 Mark Mitchell <mark@codesourcery.com>
9925 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
9927 (thumb2_cbnz): Likewise.
9929 2009-07-10 David Daney <ddaney@caviumnetworks.com>
9932 * config.gcc (supported_defaults): Add synci.
9933 (with_synci): Add validation.
9934 (all_defaults): Add synci.
9935 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
9938 * config/mips/mips.opt (msynci): New option.
9939 * config/mips/mips.c (mips_override_options): Warn on use of
9940 -msynci for targets that do now support it.
9941 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9943 * gcc/doc/invoke.texi (-msynci): Document the new option.
9944 * doc/install.texi (--with-synci): Document the new option.
9946 2009-07-10 Richard Guenther <rguenther@suse.de>
9948 PR tree-optimization/40496
9949 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
9950 the PHI result with a compatible type.
9952 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9956 * c.opt (Wunused-result): New.
9957 * doc/invoke.texi: Document it.
9958 * c-common.c (c_warn_unused_result): Use it.
9960 2009-07-09 DJ Delorie <dj@redhat.com>
9962 * targhooks.c (default_target_can_inline_p): Rename from
9963 default_target_option_can_inline_p.
9964 * targhooks.h (default_target_can_inline_p): Likewise.
9965 * target-def.h (TARGET_CAN_INLINE_P): Rename from
9966 TARGET_OPTION_CAN_INLINE_P.
9967 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
9968 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
9969 (mep_target_can_inline_p): Rename from
9970 mep_target_option_can_inline_p.
9973 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
9974 registers used to pass vectors.
9976 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
9978 2009-07-09 Tom Tromey <tromey@redhat.com>
9980 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
9981 * config/mmix/mmix.c: Include dwarf2.h.
9982 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
9983 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
9984 * config/sh/sh.c: Include dwarf2.h.
9985 * config/i386/i386.c: Include dwarf2.h.
9986 * Makefile.in (DWARF2_H): Remove 'elf'.
9987 * except.c: Include dwarf2.h.
9988 * unwind-dw2.c: Include dwarf2.h.
9989 * dwarf2out.c: Include dwarf2.h.
9990 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
9991 * unwind-dw2-fde.c: Include dwarf2.h.
9992 * dwarf2asm.c: Include dwarf2.h.
9994 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9996 * haifa-sched.c (insn_finishes_cycle_p): New static function.
9997 (max_issue): Use it.
9998 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10000 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10001 (region_sched_info): Update.
10002 * sched-ebb.c (ebb_sched_info): Update.
10003 * modulo-sched.c (sms_sched_info): Update.
10004 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10006 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10008 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10010 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10012 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10014 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10016 PR middle-end/40692
10017 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10018 arg1 with arg01 if arg1 is already INTEGER_CST.
10020 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10022 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10023 Transform (and (truncate)) into (truncate (and)).
10025 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10027 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10028 creating LHS paradoxical subregs. Fix surrounding returns to
10029 use NULL_RTX rather than 0.
10031 2009-07-08 DJ Delorie <dj@redhat.com>
10033 * config/mep/mep.c: (mep_option_can_inline_p): New.
10034 (TARGET_OPTION_CAN_INLINE_P): Define.
10036 2009-07-08 Mark Wielaard <mjw@redhat.com>
10039 * dwarf2out.c (add_data_member_location_attribute): When we have
10040 only a constant offset don't emit a new location description using
10041 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10044 2009-07-08 Richard Henderson <rth@redhat.com>
10047 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10048 (enum reg_class): Add CLOBBERED_REGS.
10049 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10050 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10051 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10052 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10053 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10054 force 64-bit sibcalls into R11.
10055 * config/i386/constraints.md (U): New constraint.
10056 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10057 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10058 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10060 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10062 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10064 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10065 * ebitmap.h (dump_ebitmap): Ditto.
10066 * optabs.h (optab_libfunc): Ditto.
10067 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10068 * tree-flow.h (vect_can_force_dr_alignment_p,
10069 get_vectype_for_scalar_type): Ditto.
10070 (vectorize_loops): Move prototype to ...
10071 * tree-vectorizer.h: ... here. Also, adjust comment.
10072 (vect_set_verbosity_level): Remove duplicate prototype.
10073 * tree-ssa-loop.c: Include tree-vectorizer.h.
10074 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10076 2009-07-08 Nick Clifton <nickc@redhat.com>
10078 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10081 2009-07-08 DJ Delorie <dj@redhat.com>
10083 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10084 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10085 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10087 * config/mep/intrinsics.md: Regenerated.
10088 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10089 registers when asm() or calls are detected.
10091 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10094 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10096 * gimple (gimple_build_call_from_tree): Likewise.
10097 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10098 no_warning flag before warning.
10100 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10102 * tree.c (set_expr_locus): Remove.
10103 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10104 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10106 * gimplify.c (internal_get_tmp_var): Likewise.
10107 (gimplify_call_expr): Likewise.
10108 (gimplify_one_sizepos): Likewise.
10110 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10113 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10114 to variables for debugging purposes.
10116 2009-06-23 Mark Loeser <mark@halcy0n.com>
10119 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10121 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10123 * pretty-print.c (pp_base_format): Remove %J.
10124 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10125 gcc_cxxdiag_char_table): Likewise.
10126 (init_dynamic_diag_info): Likewise.
10128 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10130 * pretty-print.c (pp_base_format): Remove %H.
10131 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10132 gcc_cxxdiag_char_table): Likewise.
10133 (init_dynamic_diag_info): Likewise.
10134 * config/mep/mep.c (mep_select_section): Likewise.
10136 2009-07-07 Duncan Sands <baldrick@free.fr>
10138 * final.c (pass_clean_state): Give the pass a name.
10139 * passes.c (pass_rest_of_compilation): Likewise.
10140 * tree-optimize.c (pass_all_optimizations): Likewise.
10142 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10144 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10145 an extra 'decl' for error_at.
10147 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10149 PR middle-end/40669
10150 * tree-tailcall.c (adjust_return_value_with_ops,
10151 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10152 if it has complex or vector type.
10154 2009-07-07 Olivier Hainque <hainque@adacore.com>
10156 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10159 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10161 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10163 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10165 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10166 * c-decl.c: Likewise.
10167 * function.c: Likewise.
10168 * varasm.c: Likewise.
10169 * tree-ssa.c: Likewise.
10170 * c-common.c: Likewise.
10171 * tree-cfg.c: Likewise.
10172 * config/spu/spu.c: Likewise.
10173 * config/ia64/ia64.c: Likewise.
10174 * config/v850/v850.c: Likewise.
10176 2009-07-06 DJ Delorie <dj@redhat.com>
10178 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10179 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10180 unspecified accesses to control registers.
10181 * config/mep/intrinsics.md: Regenerate.
10182 * config/mep/intrinsics.h: Regenerate.
10183 * config/mep/mep-intrin.h: Regenerate.
10185 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10187 * c-lex.c: Replace %H by an explicit location. Update all calls.
10188 * c-common.c: Likewise.
10189 * c-decl.c: Likewise.
10190 * c-typeck.c: Likewise.
10191 * fold-const.c: Likewise.
10192 * gimplify.c: Likewise.
10193 * stmt.c: Likewise.
10194 * tree-cfg.c: Likewise.
10195 * tree-ssa-loop-niter.c: Likewise.
10196 * tree-vrp.c: Likewise.
10197 * value-prof.c: Likewise.
10199 2009-07-06 Diego Novillo <dnovillo@google.com>
10201 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10202 if it has one. Handle cases where VAR does not have an
10203 annotation or cfun is NULL.
10205 2009-07-06 Diego Novillo <dnovillo@google.com>
10207 * tree.c: Include debug.h.
10208 (initialize_tree_contains_struct): New.
10209 (init_ttree): Call it.
10210 (tree_node_structure_for_code): Factor out of ...
10211 (tree_node_structure): ... here.
10212 * treestruct.def (TS_PHI_NODE): Remove.
10213 (TS_GIMPLE_STATEMENT): Remove.
10215 2009-07-06 Diego Novillo <dnovillo@google.com>
10217 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10218 (debug_tree_chain): Handle cycles.
10220 2009-07-06 Nick Clifton <nickc@redhat.com>
10221 DJ Delorie <dj@redhat.com>
10223 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10224 __FMOVD_ENABLED__ is defined.
10226 (TARGET_FMOVD): Provide a default definition.
10227 (MASK_FMOVD): Likewise.
10228 (TARGET_CPU_CPP_BUILTINS): Define
10229 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10230 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10231 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10232 (split for DF load from memory into register): Also handle
10233 MEMs which consist of REG+DISP addressing.
10234 (split for DF store from register to memory): Likewise.
10235 (movsf_ie): Always use single fp_mode.
10236 * config/sh/sh.c (sh_override_options): Do not automatically
10237 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10238 that to the -mfmovd command line switch.
10239 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10240 (fldi_ok): Always allow.
10241 * config/sh/sh.opt (mfmovd): Remove this switch.
10242 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10244 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10245 Kaz Kojima <kkojima@gcc.gnu.org>
10247 PR rtl-optimization/30807
10248 * postreload.c (reload_combine): For every new use of REG_SUM,
10249 record the use of BASE.
10251 2009-07-06 Jan Hubicka <jh@suse.cz>
10253 * params.def: Revert my accidental commit at 2009-06-30.
10255 2009-07-04 Ian Lance Taylor <iant@google.com>
10258 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10260 (mingw_format_attribute_overrides): Likewise.
10262 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10265 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10266 don't check cfa.reg. Instead of cfa.indirect use
10267 fde && fde->drap_reg != INVALID_REGNUM test.
10269 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10271 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10273 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10276 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10278 2009-07-03 Richard Guenther <rguenther@suse.de>
10280 PR tree-optimization/40640
10281 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10284 2009-07-03 Jan Hubicka <jh@suse.cz>
10286 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10287 for size, reduce amount of inlining.
10289 2009-07-03 Richard Guenther <rguenther@suse.de>
10291 PR middle-end/34163
10292 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10293 if t +- x is known to not overflow and the conversion widens the
10295 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10297 2009-07-03 Jan Hubicka <jh@suse.cz>
10299 * ipa-pure-const.c (analyze): Update loop optimizer init.
10300 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10301 try_remove_empty_loop, remove_empty_loops): Remove.
10302 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10303 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10304 to mark regular loops as neccesary.
10305 (degenerate_phi_p): New function.
10306 (propagate_necessity, remove_dead_phis): Use it.
10307 (forward_edge_to_pdom): Likewise.
10308 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10309 virtual PHI nodes that became unreachable.
10310 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10311 * tree-flow.h (remove_empty_loops): Remove.
10312 * passes.c (init_optimization_passes): Remove.
10314 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10316 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10317 can_create_pseudo_p.
10318 (*fix_trunc<mode>_i387_1): Ditto.
10319 (*floathi<mode>2_1): Ditto.
10320 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10321 (*fistdi2_1): Ditto.
10322 (*fist<mode>2_1): Ditto.
10323 (frndintxf2_floor): Ditto.
10324 (*fist<mode>2_floor_1): Ditto.
10325 (frndintxf2_ceil): Ditto.
10326 (*fist<mode>2_ceil_1): Ditto.
10327 (frndintxf2_trunc): Ditto.
10328 (frndintxf2_mask_pm): Ditto.
10329 (fxam<mode>2_i387_with_temp): Ditto.
10330 * config/i386/sse.md (mulv16qi3): Ditto.
10331 (*sse2_mulv4si3): Ditto.
10333 (sse4_2_pcmpestr): Ditto.
10334 (sse4_2_pcmpistr): Ditto.
10336 2009-07-03 Jan Hubicka <jh@suse.cz>
10338 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10339 (mark_stmt_necessary): Set it.
10340 (mark_operand_necessary): Set it.
10341 (mark_control_dependent_edges_necessary): Set it.
10342 (mark_virtual_phi_result_for_renaming): New function.
10343 (get_live_post_dom): New function.
10344 (forward_edge_to_pdom): New function.
10345 (remove_dead_stmt): Fix handling of control dependences.
10346 (tree_dce_init): Init new bitmap.
10347 (tree_dce_done): Free it.
10349 2009-07-02 Richard Guenther <rguenther@suse.de>
10352 * tree-ssa-structalias.c (new_var_info): Initialize
10355 2009-07-02 Jan Hubicka <jh@suse.cz>
10357 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10360 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10362 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10363 instead of recomputing it. Adjust calls.
10364 (emit_store_flag): Adjust recursive calls.
10366 2009-07-02 Richard Guenther <rguenther@suse.de>
10368 * tree-ssa-live.c (remove_unused_locals): Do not remove
10370 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10371 of DECL_EXTERNAL for HEAP variables.
10372 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10373 HEAP variables. Do not adjust RESTRICT vars.
10374 (find_what_var_points_to): Nobody cares if something
10375 points to READONLY.
10377 2009-07-02 Ben Elliston <bje@au.ibm.com>
10379 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10380 pc_low and pc_high declarations to the top of the function.
10382 2009-07-01 DJ Delorie <dj@redhat.com>
10384 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10385 registers as fixed.
10386 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10387 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10388 unspecified accesses to control registers.
10389 * config/mep/intrinsics.md: Regenerate.
10390 * config/mep/intrinsics.h: Regenerate.
10391 * config/mep/mep-intrin.h: Regenerate.
10393 2009-07-01 Anthony Green <green@moxielogic.com>
10395 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10396 instruction when possible.
10397 (moxie_expand_prologue): Ditto. Also, save an instruction and
10398 some complexity by popping off of $r12 instead of $sp.
10399 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10402 2009-07-01 Richard Henderson <rth@redhat.com>
10405 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10406 contained no insns, reposition note before last insn.
10408 2009-07-01 Richard Henderson <rth@redhat.com>
10411 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10412 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10414 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10417 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10418 darwin9 for printing reg addresses with %y.
10420 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10422 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10423 truncation from operands in binary operations.
10425 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10428 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10429 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10430 subreg of op0 to the original op0.
10432 * expmed.c (store_bit_field_1): Use a temporary as the destination
10433 instead of a paradoxical subreg when we need to truncate the result.
10435 2009-07-01 DJ Delorie <dj@redhat.com>
10437 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10438 names to VLIW variants.
10439 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10440 * config/mep/intrinsics.md: Regenerate.
10441 * config/mep/intrinsics.h: Regenerate.
10442 * config/mep/mep-intrin.h: Regenerate.
10444 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10447 * jump.c (returnjump_p): Revert last patch.
10448 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10450 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10453 * pa.md (casesi32p): Use jump table label to determine the offset
10455 (casesi64p): Likewise.
10457 * pa.c (forward_branch_p): Return bool type. Use instruction
10458 addresses when available. Assert that INSN has a jump label.
10459 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10462 2009-07-01 Richard Guenther <rguenther@suse.de>
10464 PR tree-optimization/19831
10465 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10466 that only act as barriers do not make any previous stores necessary.
10467 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10468 HEAP variables global, do not add a constraint from nonlocal.
10469 (find_func_aliases): Handle escapes through return statements.
10470 (compute_points_to_sets): Make escaped HEAP variables global.
10472 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10475 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10476 after reducing a DImode cstore to SImode.
10478 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10480 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10481 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10483 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10485 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10486 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10488 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10489 and umod_optab if TARGET_BSD_DIVMOD.
10490 * config/vax/lib1funcs.asm: New file.
10491 * config/vax/t-linux: New file.
10492 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10494 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10497 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10498 to type arguments that have void type.
10501 * dwarf2out.c (gen_formal_parameter_die): Call
10502 equate_decl_number_to_die if node is different from origin.
10504 2009-06-30 Anthony Green <green@moxielogic.com>
10506 Clean up moxie port for --enable-build-with-cxx.
10507 * config/moxie/moxie.c (moxie_function_value): First two
10508 parameters are const_tree, not tree.
10509 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10510 (REG_CLASS_NAMES): Ditto.
10511 (REGNO_REG_CLASS): Ditto.
10512 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10513 (moxie_function_value): Fix constyness of arguments.
10515 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10517 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10518 finalize_size_functions before further processing.
10519 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10520 (variable_size): Call self_referential_size on size expressions
10521 that contain a PLACEHOLDER_EXPR.
10522 (size_functions): New static variable.
10523 (copy_self_referential_tree_r): New static function.
10524 (self_referential_size): Likewise.
10525 (finalize_size_functions): New global function.
10526 * tree.c: Include tree-inline.h.
10527 (push_without_duplicates): New static function.
10528 (find_placeholder_in_expr): New global function.
10529 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10531 <tcc_expression>: Likewise.
10532 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10533 the call in the expression.
10534 * tree.h (finalize_size_functions): Declare.
10535 (find_placeholder_in_expr): Likewise.
10536 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10537 (substitute_placeholder_in_expr): Update comment.
10538 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10540 (copy_tree_body_r): Likewise.
10541 (copy_tree_body): New static function.
10542 (maybe_inline_call_in_expr): New global function.
10543 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10544 (maybe_inline_call_in_expr): Declare.
10545 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10546 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10549 2009-06-30 Richard Guenther <rguenther@suse.de>
10551 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10553 (propagate_necessity): Do not mark reaching defs of stores
10556 2009-06-30 Jan Hubicka <jh@suse.cz>
10558 * cfgloopanal.c (check_irred): Move into ...
10559 (mark_irreducible_loops): ... here; return true if ireducible
10561 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10562 (analyze_function): Try to prove loop finiteness.
10563 * cfgloop.h (mark_irreducible_loops): Update prototype.
10564 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10566 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10568 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10570 2009-06-30 Ira Rosen <irar@il.ibm.com>
10572 PR tree-optimization/40542
10573 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10576 2009-06-30 Martin Jambor <mjambor@suse.cz>
10578 PR tree-optimization/40582
10579 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10580 than useless_type_conversion_p.
10581 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10584 2009-06-30 Martin Jambor <mjambor@suse.cz>
10586 PR middle-end/40554
10587 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10589 2009-06-30 Richard Guenther <rguenther@suse.de>
10591 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10592 use ao_ref references.
10593 (walk_aliased_vdefs): Likewise.
10594 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10595 * tree-ssa-dce.c (struct ref_data): Remove.
10596 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10597 (mark_aliased_reaching_defs_necessary): Adjust.
10598 (mark_all_reaching_defs_necessary_1): Likewise.
10600 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10603 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10604 (emit_store_flag_1): Extract from emit_store_flag, adjust
10605 calls to (what now is) emit_cstore.
10606 (emit_store_flag): Call emit_store_flag_1 and also use it
10607 for what used to be recursive calls.
10609 2009-06-30 Wei Guozhi <carrot@google.com>
10612 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10613 if the target bb post dominates from bb.
10614 * config/i386/i386.c (memory_address_length): Check existence of base
10615 register before using it.
10617 2009-06-30 Nick Clifton <nickc@redhat.com>
10618 DJ Delorie <dj@redhat.com>
10620 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10621 __FMOVD_ENABLED__ is defined.
10623 (TARGET_FMOVD): Provide a default definition.
10624 (MASK_FMOVD): Likewise.
10625 (TARGET_CPU_CPP_BUILTINS): Define
10626 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10627 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10628 two fmov instructions depending upon whether TARGET_FMOVD is
10630 (split for DF load from memory into register): Also handle
10631 MEMs which consist of REG+DISP addressing.
10632 (split for DF store from register to memory): Likewise.
10633 * config/sh/sh.opt (mfmovd): Remove this switch.
10634 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10635 * config/sh/sh.c (sh_override_options): Do not automatically
10636 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10637 that to the -mfmovd command line switch.
10639 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10641 (fldi_ok): Always allow.
10642 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10644 2009-06-29 DJ Delorie <dj@redhat.com>
10646 * doc/install.texi (mep-x-elf): Correct chip's full name.
10648 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10650 * doc/extend.texi: Fix typo.
10652 2009-06-29 Tom Tromey <tromey@redhat.com>
10654 * dwarf2.h: Remove.
10655 * Makefile.in (DWARF2_H): New variable.
10656 (except.o): Use it.
10657 (dwarf2out.o): Likewise.
10658 (dwarf2asm.o): Likewise.
10659 * config/i386/t-i386: Use DWARF2_H.
10660 * except.c: Include elf/dwarf2.h.
10661 * unwind-dw2.c: Include elf/dwarf2.h.
10662 * dwarf2out.c: Include elf/dwarf2.h.
10663 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10664 <dtprel>: New field.
10665 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10666 (size_of_loc_descr): Likewise.
10667 (output_loc_operands_raw): Likewise.
10668 (output_loc_operands): Handle new dtprel field.
10669 (loc_checksum): Update.
10670 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10671 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10672 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10673 * dwarf2asm.c: Include elf/dwarf2.h.
10674 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10675 * config/mmix/mmix.c: Include elf/dwarf2.h.
10676 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10677 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10678 * config/sh/sh.c: Include elf/dwarf2.h.
10679 * config/i386/i386.c: Include elf/dwarf2.h.
10681 2009-06-29 DJ Delorie <dj@redhat.com>
10683 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10685 * doc/extend.texi: Add MeP attributes and pragmas.
10686 * doc/invoke.text: Add MeP Options.
10687 * doc/contrib.texi: Add MeP contribution.
10688 * doc/md.texi: Add MeP constraints.
10689 * doc/install.texi: Add MeP target.
10691 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10693 * target.h (struct gcc_target): Add frame_pointer_required field.
10694 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10695 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10696 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10698 * reload1.c (update_eliminables): (Ditto.).
10699 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10700 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10701 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10703 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10705 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10706 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10707 (arm_frame_pointer_required): New function.
10709 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10710 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10711 (avr_frame_pointer_required_p): Declare as static.
10712 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10714 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10715 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10716 (bfin_frame_pointer_required): Make as static, change return type
10718 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10720 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10721 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10722 (cris_frame_pointer_required): New function.
10724 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10726 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10727 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10728 (fr30_frame_pointer_required): New function.
10730 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10731 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10732 (frv_frame_pointer_required): Make as static, change return type
10734 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10736 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10737 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10738 (ix86_frame_pointer_required): Make as static, change return type to
10740 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10742 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10743 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10745 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10747 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10749 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10751 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10752 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10753 (mips_frame_pointer_required): Make as static.
10754 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10756 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10757 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10758 (mmix_frame_pointer_required): Mew function.
10760 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10761 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10763 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10765 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10767 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10769 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10770 (CAN_ELIMINATE): Redefine.
10771 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10772 (sparc_frame_pointer_required): New function.
10773 (sparc_can_eliminate): New function.
10774 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10776 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10777 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10779 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10780 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10781 (xtensa_frame_pointer_required): Make as static, change return type
10783 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10786 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10788 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10789 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10790 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10791 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10792 (register_callback): Handle PLUGIN_START_UNIT.
10793 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10795 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10797 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10799 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10800 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10802 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10804 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10807 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10809 * doc/extend.texi (Additional Floating Types): __float128 is also
10810 supported on i386 targets.
10812 2009-06-29 Richard Guenther <rguenther@suse.de>
10814 PR middle-end/14187
10815 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10817 (pt_solutions_same_restrict_base): Declare.
10818 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10820 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10821 (make_constraint_from, make_copy_constraint): Move earlier.
10822 (make_constraint_from_heapvar): New function.
10823 (make_constraint_from_restrict): Likewise.
10824 (handle_lhs_call): Use it.
10825 (find_func_aliases): Use it to track conversions to restrict
10826 qualified pointers.
10827 (struct fieldoff): Add only_restrict_pointers flag.
10828 (push_fields_onto_fieldstack): Initialize it.
10829 (create_variable_info_for): Track global restrict qualified pointers.
10830 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10831 Track restrict qualified pointer arguments.
10832 (set_uids_in_ptset): Use varinfo is_global_var flag.
10833 (find_what_var_points_to): Set the vars_contains_restrict flag.
10834 Always create the points-to solution for sets including restrict tags.
10835 (pt_solutions_same_restrict_base): New function.
10836 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10837 qualified pointers use pt_solutions_same_restrict_base as
10838 additional source for disambiguation.
10840 2009-06-29 Richard Guenther <rguenther@suse.de>
10842 PR middle-end/38212
10843 * alias.c (find_base_decl): Remove.
10844 (get_deref_alias_set_1): Remove restrict handling.
10845 * c-common.c (c_apply_type_quals_to_decl): Do not set
10846 DECL_POINTER_ALIAS_SET.
10847 * gimplify.c (find_single_pointer_decl_1): Remove.
10848 (find_single_pointer_decl): Likewise.
10849 (internal_get_tmp_var): Remove restrict handling.
10850 (gimple_regimplify_operands): Likewise.
10851 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10852 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10853 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10854 * tree.c (restrict_base_for_decl): Remove.
10855 (init_ttree): Do not allocate it.
10856 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
10857 LABEL_DECL_UID for label decls.
10858 (copy_node_stat): Do not copy restrict information.
10859 (decl_restrict_base_lookup): Remove.
10860 (decl_restrict_base_insert): Likewise.
10861 (print_restrict_base_statistics): Likewise.
10862 (dump_tree_statistics): Do not call print_restrict_base_statistics.
10863 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
10864 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
10865 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
10866 (LABEL_DECL_UID): Adjust.
10867 (DECL_BASED_ON_RESTRICT_P): Remove.
10868 (DECL_GET_RESTRICT_BASE): Likewise.
10869 (SET_DECL_RESTRICT_BASE): Likewise.
10870 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
10872 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
10873 instead of DECL_POINTER_ALIAS_SET.
10874 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10875 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
10876 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
10878 2009-06-29 Richard Guenther <rguenther@suse.de>
10880 PR tree-optimization/40579
10881 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
10882 the IL to simplify has constants that overflowed.
10884 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
10886 PR tree-optimization/40550
10887 * tree-vect-generic.c (expand_vector_operations_1): Compute in
10888 vector_compute_type only when the size of vector_compute_type is
10889 less than the size of type.
10891 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
10893 * fold-const.c (contains_label_1): Fix comments.
10894 (contains_label_p): Do not walk trees multiple time.
10896 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10898 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
10899 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
10900 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
10901 ix86_fp_comparison_operator.
10902 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
10903 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
10904 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
10905 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
10906 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
10907 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
10908 (related splits): Change predicate to ix86_fp_comparison_operator.
10909 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
10910 instead of ix86_fp_comparison_codes.
10911 (ix86_trivial_fp_comparison_operator,
10912 ix86_fp_comparison_operator): New.
10913 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
10914 (ix86_expand_compare): Eliminate last two parameters.
10915 (ix86_fp_jump_nontrivial_p): Kill.
10916 * config/i386/i386.c (put_condition_code): Eliminate call to
10917 ix86_fp_comparison_codes and subsequent assertion.
10918 (ix86_fp_comparison_codes): Eliminate.
10919 (ix86_fp_swap_condition): New.
10920 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
10921 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
10922 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
10923 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
10924 and ix86_fp_swap_condition.
10925 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
10926 Use ix86_fp_comparison_strategy.
10927 (ix86_expand_compare): Likewise. Eliminate last two arguments.
10928 (ix86_fp_jump_nontrivial_p): Eliminate.
10929 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
10930 call to ix86_expand_compare.
10931 (ix86_split_fp_branch, ix86_expand_setcc,
10932 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
10933 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
10935 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10937 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
10938 related to jump_clobbers.
10939 * config/arm/arm.md (conds): Remove jump_clob case.
10940 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
10941 splits): Change comparison_operator to arm_comparison_operator.
10942 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
10945 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10947 * dojump.c (do_compare_rtx_and_jump): Try swapping the
10948 condition for floating point modes.
10949 * expmed.c (emit_store_flag_1): Move here a bigger part
10950 of emit_store_flag.
10951 (emit_store_flag): Try swapping the condition for floating point
10953 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
10955 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10957 * expr.c (expand_expr_real_1): Just use do_store_flag.
10958 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
10959 emit_store_flag_force.
10960 * expmed.c (emit_store_flag_force): Copy here trick
10961 previously in expand_expr_real_1. Try reversing the comparison.
10962 (emit_store_flag_1): Work if target is NULL.
10963 (emit_store_flag): Work if target is NULL, using the result mode
10964 from the comparison. Use split_comparison, restructure final part
10965 to simplify conditionals.
10967 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10969 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
10970 * dojump.c (do_jump): Change handling of floating-point
10971 ops to use just do_compare_and_jump.
10972 (split_comparison): New.
10973 (do_compare_rtx_and_jump): Add here logic coming previously
10974 in do_jump, using split_comparison.
10976 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
10979 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
10981 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10983 * tree-ssa-alias.c: Fix unintentional commit.
10985 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10987 * passes.c (execute_one_pass): Fix unintentional commit.
10989 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10991 * df-problems.c (df_set_seen, df_unset_seen): Delete.
10992 (df_rd_local_compute, df_md_local_compute): Inline them.
10994 (df_md_scratch): New.
10995 (df_md_alloc, df_md_free): Allocate/free it.
10996 (df_md_local_compute): Only include live registers in init.
10997 (df_md_transfer_function): Prune the in-set computed by
10998 the confluence function, and the gen-set too.
11000 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11002 PR rtl-optimization/26854
11003 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11004 * df-problems.c (df_rd_add_problem): Fix comment.
11005 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11006 df_md_simulate_artificial_defs_at_top,
11007 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11008 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11009 df_md_transfer_function, df_md_init, df_md_confluence_0,
11010 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11011 problem_MD, df_md_add_problem): New.
11012 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11013 df_md_get_bb_info): New.
11014 (DF_LAST_PROBLEM_PLUS1): Adjust.
11016 * Makefile.in (fwprop.o): Include domwalk.h.
11017 * fwprop.c: Include domwalk.h.
11018 (reg_defs, reg_defs_stack): New.
11019 (bitmap_only_bit_between): Remove.
11020 (process_defs): New.
11021 (process_uses): Use reg_defs and local_md instead of
11022 bitmap_only_bit_between and local_rd.
11023 (single_def_use_enter_block): New, from build_single_def_use_links.
11024 (single_def_use_leave_block): New.
11025 (build_single_def_use_links): Remove code moved to
11026 single_def_use_enter_block, invoke domwalk.
11027 (use_killed_between): Adjust comment.
11029 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11031 * bitmap.h (bitmap_ior_and_into): New.
11032 * bitmap.c (bitmap_ior_and_into): New.
11034 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11036 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11037 before_dom_children_before_stmts and after_dom_children_after_stmts.
11038 Rename the two remaining callbacks to just before_dom_children and
11039 after_dom_children. Remove other GIMPLE statement walking bits.
11040 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11041 * graphite.c: Do not include domwalk.h.
11042 * tree-into-ssa.c (interesting_blocks): New global.
11043 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11044 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11045 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11046 now that they're not domwalk callbacks.
11047 (rewrite_initialize_block): Rename to...
11048 (rewrite_enter_block): ... this, place after called functions. Test
11049 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11050 (rewrite_finalize_block): Rename to...
11051 (rewrite_leave_block): ... this, place after called functions.
11052 (rewrite_update_init_block): Rename to...
11053 (rewrite_update_enter_block): ... this, place after called functions.
11054 Test interesting_blocks, call rewrite_update_stmt and
11055 rewrite_update_phi_arguments.
11056 (rewrite_update_fini_block): Rename to...
11057 (rewrite_leave_block): ... this, place after called functions.
11058 (rewrite_blocks): Remove last argument, simplify initialization of
11060 (mark_def_sites_initialize_block): Rename to...
11061 (mark_def_sites_block): ... this, call mark_def_sites.
11062 (mark_def_sites_blocks): Remove argument, simplify initialization of
11064 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11065 (update_ssa): Likewise.
11066 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11068 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11069 (dom_opt_initialize_block): Rename to...
11070 (dom_opt_enter_block): ... this, place after called functions. Walk
11071 statements here, inline propagate_to_outgoing_edges.
11072 (dom_opt_finalize_block): Rename to...
11073 (dom_opt_leave_block): ... this, place after called functions.
11074 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11076 (dse_enter_block, dse_record_phi): New.
11077 (dse_record_phis): Delete.
11078 (dse_finalize_block): Rename to...
11079 (dse_leave_block): ... this.
11080 (tree_ssa_dse): Simplify initialization of walk_data.
11081 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11082 Adjust initialization of walk_data.
11083 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11084 * tree-ssa-loop-phiopt.c (get_non_trapping):
11085 Adjust initialization of walk_data.
11086 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11087 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11088 it's not a domwalk callback.
11089 (uncprop_initialize_block): Rename to...
11090 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11091 (dse_finalize_block): Rename to...
11092 (dse_leave_block): ... this.
11093 (tree_ssa_uncprop): Simplify initialization of walk_data.
11094 * Makefile.in: Adjust dependencies.
11096 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11098 * arm.md (casesi): Fix test for Thumb1.
11099 (thumb1_casesi_internal_pic): Likewise.
11100 (thumb1_casesi_dispatch): Likewise.
11102 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11104 * config/arm/arm-cores.def: Added core cortex-m0.
11105 * config/arm/arm-tune.md: Regenerated.
11106 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11108 2009-06-26 DJ Delorie <dj@redhat.com>
11110 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11112 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11113 the scheduler doesn't tag jump insns.
11115 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11117 * c-decl.c (merge_decls): Re-indent.
11119 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11122 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11123 Special-case decimal float constants.
11125 2009-06-26 Richard Henderson <rth@redhat.com>
11127 * function.h (struct function): Add cannot_be_copied_reason,
11128 and cannot_be_copied_set.
11129 * tree-inline.c (has_label_address_in_static_1): Rename from
11130 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11131 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11132 don't set inline_forbidden_reason.
11133 (copy_forbidden): New function, split out of inline_forbidden_p.
11134 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11135 (inline_forbidden_p): Use copy_forbidden.
11136 (tree_versionable_function_p): Likewise.
11137 (inlinable_function_p): Merge into tree_inlinable_function_p.
11138 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11139 * ipa-cp.c (ipcp_versionable_function_p): New function.
11140 (ipcp_cloning_candidate_p): Use it.
11141 (ipcp_node_modifiable_p): Likewise.
11143 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11145 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11146 that is marked not to be inlined. Remove flag_mudflap use.
11147 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11148 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11150 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11153 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11154 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11156 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11158 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11160 (__mingwthr_remove_key_dtor): Likewise.
11162 2009-06-26 Richard Guenther <rguenther@suse.de>
11164 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11166 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11168 PR middle-end/40525
11169 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11170 try the non-cond_exec path also.
11172 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11175 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11176 (output_cbranch): Use new functions.
11177 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11180 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11181 Pat Haugen <pthaugen@us.ibm.com>
11182 Revital Eres <ERES@il.ibm.com>
11184 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11185 for %c error. Add %x support to print VSX registers as a unified
11186 register set, instead of separate float and altivec registers.
11187 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11188 %y case, and add support for VSX pre-modify addresses.
11189 (output_toc): Add assert for CONST containing an integer constant
11191 (rs6000_adjust_cost): Add POWER7 support.
11192 (insn_must_be_first_in_group): Ditto.
11193 (insn_must_be_last_in_group): Ditto.
11194 (rs6000_emit_popcount): Ditto.
11195 (rs6000_vector_mode_supported_p): Ditto.
11197 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11198 Change some of the functions called by macros to being called
11199 through a pointer, so debug functions can be inserted if
11200 -mdebug=addr or -mdebug=cost.
11201 (rs6000_preferred_reload_class_ptr): Ditto.
11202 (rs6000_secondary_reload_class_ptr): Ditto.
11203 (rs6000_secondary_memory_needed_ptr): Ditto.
11204 (rs6000_cannot_change_mode_class_ptr): Ditto.
11205 (rs6000_secondary_reload_inner): Ditto.
11206 (rs6000_legitimize_reload_address): Ditto.
11207 (rs6000_legitimize_reload_address_ptr): Ditto.
11208 (rs6000_mode_dependent_address): Ditto.
11209 (rs6000_mode_dependent_address_ptr): Ditto.
11211 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11212 function to return true if the mode allows reg + integer
11214 (virtual_stack_registers_memory_p): New function to return true if
11215 the address refers to a virtual stack register.
11216 (rs6000_legitimate_offset_address_p): Move code to say whether a
11217 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11219 (rs6000_legitimate_address_p): Add checks for modes that only can
11220 do reg+reg addressing. Start adding VSX support.
11221 (rs6000_legitimize_reload_address): Ditto.
11222 (rs6000_legitimize_address): Ditto.
11223 (rs6000_debug_legitimate_address_p): New debug functions for
11224 -mdebug=addr and -mdebug=cost.
11225 (rs6000_debug_rtx_costs): Ditto.
11226 (rs6000_debug_address_costs): Ditto.
11227 (rs6000_debug_adjust_cost): Ditto.
11228 (rs6000_debug_legitimize_address): Ditto.
11229 (rs6000_legitimize_reload_address_ptr): Point to call normal
11230 function or debug function. Make functions called via pointer
11232 (rs6000_mode_dependent_address_ptr): Ditto.
11233 (rs6000_secondary_reload_class_ptr): Ditto.
11234 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11235 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11236 into a friendlier error.
11237 (rs6000_init_builtins): Add initial VSX support.
11238 (rs6000_adjust_cost): Fix some spacing issues.
11240 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11241 (REG_CLASS_NAMES): Ditto.
11242 (REG_CLASS_CONTENTS): Ditto.
11243 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11244 pointer, to add -mdebug=addr support.
11245 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11246 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11247 -mdebug=addr support.
11248 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11249 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11250 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11252 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11254 (bswapsi*): Set attribute types for load/store. Add combiner
11255 patterns to eliminate zero extend on 64-bit.
11256 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11257 stdbrx if the hardware supports those instructions.
11259 2009-06-25 Ian Lance Taylor <iant@google.com>
11261 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11262 (Link Options): Document -static-libstdc++.
11264 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11267 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11268 DATA_ALIGNMENT instead.
11270 2009-06-25 Richard Guenther <rguenther@suse.de>
11272 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11273 indirect references against the callused/escaped solutions.
11274 (call_may_clobber_ref_p_1): Likewise.
11276 2009-06-25 Martin Jambor <mjambor@suse.cz>
11278 PR tree-optimization/40493
11279 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11280 (enum unscalarized_data_handling): New type.
11281 (handle_unscalarized_data_in_subtree): Return what has been done.
11282 (load_assign_lhs_subreplacements): Handle left flushes differently.
11283 (sra_modify_assign): Use unscalarized_data_handling, simplified
11284 condition determining whether to remove the statement.
11286 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11288 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11289 excerpt - @ should be doubled for texinfo.
11291 2009-06-24 Ian Lance Taylor <iant@google.com>
11293 * config/arc/arc.c: Include "df.h".
11294 (arc_attribute_table): Make static. Move higher in file.
11295 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11296 (output_shift): Initialize n later to avoid warning.
11297 * config/arm/arm.c (arm_attribute_table): Make static. Move
11299 * config/avr/avr.c (avr_attribute_table): Make static. Move
11301 (reg_class_tab): Change array type from int to enum reg_class.
11302 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11304 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11305 (lshrhi3_out): Likewise.
11306 (class_likely_spilled_p): Change return type to bool.
11307 (avr_rtx_costs): Use local code variable with enum type.
11308 * config/avr/avr.md (movmemhi): Use add_reg_note.
11309 (andhi3, andsi3): Don't use AS2 with "and".
11310 (iorhi3, iorsi3): Don't use AS2 with "or".
11311 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11312 * config/crx/crx.c: Include "df.h".
11313 (crx_attribute_table): Make static.
11314 * config/m32r/m32r.c: Include "df.h".
11315 (m32r_attribute_table): Make static. Move higher in file.
11316 (pop): Use add_reg_note.
11317 (block_move_call): Change 0 to LCT_NORMAL in function call.
11318 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11319 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11320 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11321 declare, not just when TREE_CODE is defined.
11322 * config/m68hc11/m68hc11.c: Include "expr.h".
11323 (m68hc11_attribute_table): Make static. Move higher in file.
11324 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11326 (m68hc11_register_indirect_p): Likewise.
11327 (m68hc11_function_arg_padding): Change return type to enum
11329 (emit_move_after_reload): Use add_reg_note.
11330 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11331 (m68hc11_split_logical): Likewise.
11332 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11334 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11335 to VOIDmode in function call.
11336 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11338 (m68hc11_split_logical): Update declaration.
11339 (m68hc11_function_arg_padding): Update declaration.
11340 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11341 to array of enum reg_class.
11342 (mcore_attribute_table): Make static. Move higher in file.
11343 (mcore_rtx_costs): Add cast to enum type.
11344 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11345 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11346 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11348 * config/sh/predicates.md (trapping_target_operand): Rename and to
11350 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11352 * config/spu/spu.c (spu_attribute_table): Make static. Move
11354 * config/v850/v850.c (v850_attribute_table): Make static. Move
11356 (v850_rtx_costs): Use local code with enum type.
11357 (expand_epilogue): Add cast.
11358 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11360 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11363 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11364 -m2a-single-only and -m2a-nofpu.
11365 * config/sh/sh.opt: Document m2a generates FPU code.
11367 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11369 * defaults.h (CAN_ELIMINATE): Provide default.
11370 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11371 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11372 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11373 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11374 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11375 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11376 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11377 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11378 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11379 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11381 2009-06-24 DJ Delorie <dj@redhat.com>
11383 * mep-ext-cop.cpu: Fix copyright notice.
11384 * mep-default: Fix copyright notice.
11385 * mep-core: Fix copyright notice.
11386 * mep: Fix copyright notice.
11387 * mep-ivc2: Fix copyright notice.
11388 * mep-c5: Fix copyright notice.
11390 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11392 * doc/contrib.texi (Contributors):
11394 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11396 PR middle-end/40501
11397 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11398 src and dst operands if necessary.
11400 2009-06-23 DJ Delorie <dj@redhat.com>
11403 * config.gcc: Add mep support.
11404 * recog.c: Resurrect validate_replace_rtx_subexp().
11405 * recog.h: Likewise.
11406 * config/mep/: Add new port:
11407 * config/mep/constraints.md: New file.
11408 * config/mep/default.h: New file.
11409 * config/mep/intrinsics.h: New file.
11410 * config/mep/intrinsics.md: New file.
11411 * config/mep/ivc2-template.h: New file.
11412 * config/mep/mep-c5.cpu: New file.
11413 * config/mep/mep-core.cpu: New file.
11414 * config/mep/mep-default.cpu: New file.
11415 * config/mep/mep-ext-cop.cpu: New file.
11416 * config/mep/mep-intrin.h: New file.
11417 * config/mep/mep-ivc2.cpu: New file.
11418 * config/mep/mep-lib1.asm: New file.
11419 * config/mep/mep-lib2.c: New file.
11420 * config/mep/mep-pragma.c: New file.
11421 * config/mep/mep-protos.h: New file.
11422 * config/mep/mep-tramp.c: New file.
11423 * config/mep/mep.c: New file.
11424 * config/mep/mep.cpu: New file.
11425 * config/mep/mep.h: New file.
11426 * config/mep/mep.md: New file.
11427 * config/mep/mep.opt: New file.
11428 * config/mep/predicates.md: New file.
11429 * config/mep/t-mep: New file.
11431 2009-06-23 Ian Lance Taylor <iant@google.com>
11433 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11434 from loose_warn into c_loose_warn and from strict_warn into
11435 c_strict_warn. Set and substitute warn_cxxflags. Check for
11436 --enable-build-with-cxx. Set and substitute
11437 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11438 * Makefile.in (CXXFLAGS): New variable.
11439 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11440 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11441 the default is the same as $(STRICT_WARN).
11442 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11443 (CXX): New variable.
11444 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11445 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11446 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11447 (HOST_LIBS): New variable.
11448 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11449 (ALL_CXXFLAGS): New variable.
11450 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11451 * doc/install.texi (Configuration): Document
11452 --enable-build-with-cxx, --with-stage1-ldflags,
11453 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11454 * configure: Rebuild.
11456 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11458 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11459 from previous commit.
11461 2009-06-23 Ian Lance Taylor <iant@google.com>
11463 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11465 2009-06-23 Ian Lance Taylor <iant@google.com>
11467 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11468 with ATTRIBUTE_UNUSED.
11470 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11471 Pat Haugen <pthaugen@us.ibm.com>
11472 Revital Eres <eres@il.ibm.com>
11474 * config.in (HAVE_AS_POPCNTD): Add default definition.
11475 (HAVE_AS_LWSYNC): Ditto.
11477 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11479 (gcc_cv_as_powerpc_cmpb): Ditto.
11480 (gcc_cv_as_powerpc_dfp): Ditto.
11481 (gcc_cv_as_powerpc_vsx): Ditto.
11482 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11483 supporting the popcntd/lwsync instructions.
11484 (gcc_cv_as_powerpc_lwsync): Ditto.
11485 * configure: Regenerate.
11487 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11488 -mcpu=native and -mcpu=power7.
11489 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11491 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11492 a variable instead of a mask to reduce the number of mask bits.
11493 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11494 (-mbit-word): Ditto.
11495 (-mregnames): Ditto.
11496 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11497 (-mfused-madd): Ditto.
11499 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11501 (-mvsx): New switch for VSX instructions.
11502 (-misel): Move from a variable to a mask to allow it to be set by
11505 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11506 function declaration to an array declaration.
11507 (rs6000_hard_regno_nregs): New external array declaration.
11509 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11510 files included by rs6000.md.
11512 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11513 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11515 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11517 (rs6000_debug_reg): New -mdebug= variables.
11518 (rs6000_debug_addr): Ditto.
11519 (rs6000_debug_cost): Ditto.
11520 (rs6000_pmode): New variable to hold Pmode.
11521 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11522 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11523 calculated at compiler start.
11524 (rs6000_hard_regno_nregs): Change function to an array which holds
11525 HARD_REGNO_NREGS calculated at compiler start.
11526 (rs6000_explicit_options): Delete isel field.
11527 (rs6000_vector_unit): New array to hold which vector unit
11528 supports arithmetic options for a given type.
11529 (rs6000_vector_mem): New array to hold which vector unit supports
11530 memory reference operations for a given type.
11531 (rs6000_vector_align): New array to given the alignment of each
11533 (power7_cost): New basic costs for power7.
11534 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11535 (rs6000_hard_regno_nregs_internal): New function, moved from
11536 HARD_REGNO_NREGS, to calculate the number of registers each hard
11537 register takes for each type.
11538 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11539 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11540 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11541 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11542 unit information here so it is calculated once at compiler startup
11544 (rs6000_override_options): Make -misel a target mask. Add more
11545 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11546 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11548 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11549 (rs6000_handle_option): Move -misel from variable to target mask.
11550 (rs6000_builtin_mask_for_load): Add VSX support.
11551 (rs6000_conditional_register_usage): Ditto.
11552 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11553 (function_arg_boundary): Ditto.
11554 (rs6000_expand_builtin): Ditto.
11555 (def_builtin): Make abort message a little friendlier.
11556 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11558 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11559 assembler support the popcntd instruction instead of a vsx
11560 instruction to enable power7 support.
11561 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11562 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11563 option to the assembler if -mcpu=native.
11564 (ASM_CPU_NATIVE_SPEC): Ditto.
11565 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11567 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11568 the lwsync instruction.
11569 (enum processor_type): Add PROCESSOR_POWER7.
11570 (rs6000_debug_reg): New -mdebug= options.
11571 (rs6000_debug_addr): Ditto.
11572 (rs6000_debug_cost): Ditto.
11573 (rs6000_isel): Delete.
11574 (enum rs6000_vector): New enum to say what vector unit we have.
11575 (VECTOR_UNIT_*): New macros to say which vector unit has
11576 arithmetic operations for a given type.
11577 (VECTOR_MEM_*): New macros to say which vector unit has memory
11578 operations for a given type.
11579 (TARGET_LDBRX): Whether the machine supports the ldbrx
11581 (TARGET_ISEL): Delete, -misel moved to be a mask.
11582 (TARGET_ISEL64): New macro for 64-bit isel support.
11583 (UNITS_PER_VSX_WORD): New macro.
11584 (POINTER_SIZE): Move to be an external variable, rather than
11585 calculating whether we are generating 32 ot 64-bit code.
11587 (STACK_BOUNDARY): Add VSX support.
11588 (LOCAL_ALIGNMENT): Ditto.
11589 (SLOW_UNALIGNED_ACCESS): Ditto.
11590 (VSX_REGNO_P): New macro for VSX support.
11591 (VFLOAT_REGNO_P): Ditto.
11592 (VINT_REGNO_P): Ditto.
11593 (VLOGICAL_REGNO_P): Ditto.
11594 (VSX_VECTOR_MODE): Ditto.
11595 (VSX_SCALAR_MODE): Ditto.
11597 (VSX_MOVE_MODE): Ditto.
11598 (VSX_REG_CLASS_P): Ditto.
11599 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11601 (UNITS_PER_SIMD_WORD): Add VSX support.
11602 (MODES_TIEABLE_P): Ditto.
11603 (STARTING_FRAME_OFFSET): Ditto.
11604 (STACK_DYNAMIC_OFFSET): Ditto.
11605 (EPILOGUE_USES): Ditto.
11606 (REGNO_REG_CLASS): Move to array lookup.
11607 (CLASS_MAX_NREGS): Ditto.
11608 (rs6000_vector_reg_class): Add declaration.
11609 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11610 overlap with the floating point and Altivec registers.
11612 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11614 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11615 give the appropriate asm switches if -mcpu=native.
11616 (host_detect_local_cpu): Add support for "asm".
11617 (host_detect_local_cpu): Follow GNU code guidelines for name.
11619 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11620 -mbit-word to a variable instead of being a target mask.
11622 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11623 emit the lwsync instruction instead of emitting the instruction as
11624 an integer constant.
11626 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11627 fixuns_trundfsi2, move expander into rs6000.md.
11629 * config/rs6000/rs6000.md (cpu): Add power7.
11630 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11631 (logical predicate patterns): Change the single instruction
11632 primitives that set CR0 to be fast_compare instead of compare.
11634 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11635 (popcntddi2): Ditto.
11636 (popcount<mode>): Ditto.
11637 (floating multiply/add insns): Name the floating point
11638 multiply/add insns.
11639 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11640 (isel_unsigned_<mode>): Ditto.
11641 (fixuns_trundfsi2): Move expander here from spe.md.
11642 (smindi3): Define if we have -misel on 64-bit systems.
11647 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11649 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11651 * config/avr/avr.c (avr_current_device): New variable.
11652 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11653 (avr_arch, mcu_type_s): Move to avr.h.
11654 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11655 default_data_section_start fields.
11656 (avr_arch): Moved from avr.c.
11657 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11658 library_name fields.
11659 (avr_current_device, avr_mcu_types, avr_arch_types,
11660 avr_device_to_arch, avr_device_to_data_start,
11661 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11662 (EXTRA_SPEC_FUNCTIONS): Define.
11663 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11664 options mapping. Use device_to_arch and device_to_data_start insted.
11665 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11666 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11667 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11668 * config/avr/driver-avr.c: New file.
11669 * config/avr/avr-devices.c: New file.
11671 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11673 * var-tracking.c (unshare_variable): Force initialized to
11674 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11675 (set_variable_part): Likewise.
11676 (struct variable_union_info): Remove pos_src field.
11677 (vui_vec, vui_allocated): New variables.
11678 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11679 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11680 == 1 use a simpler sorting algorithm. Compute pos field right
11681 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11682 Avoid quadratic comparison if !flag_var_tracking_uninit.
11683 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11684 unshare_variable unconditionally.
11685 (dataflow_set_different_2): Removed.
11686 (dataflow_set_different): Don't traverse second hash table.
11687 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11688 unconditionally to var_reg_set or var_mem_set.
11689 (emit_notes_in_bb): Likewise.
11690 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11692 (emit_note_insn_var_location): Don't set initialized to
11693 VAR_INIT_STATUS_INITIALIZED early.
11694 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11696 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11698 * tree-object-size.c (addr_object_size): Instead of checking
11699 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11700 are no FIELD_DECLs following it.
11702 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11704 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11705 order to match bswaps with signed source operands.
11707 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11709 * sdbout.c (sdbout_one_type): Fix braces in switch.
11711 2009-06-23 Richard Guenther <rguenther@suse.de>
11713 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11715 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11716 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11717 var_callused, callused_tree, var_storedanything, storedanything_tree,
11718 var_integer, integer_tree): Remove global variables.
11719 (new_var_info): Do not pass new id, append the new var to the
11720 global variable vector.
11721 (do_ds_constraint): Use is_global_var member of the variable-info.
11722 (new_scalar_tmp_constraint_exp): Adjust.
11723 (create_function_info_for): Likewise.
11724 (create_variable_info_for): Likewise.
11725 (find_what_var_points_to): Remove dead code.
11726 (init_base_vars): Simplify.
11727 (compute_points_to_sets): Adjust.
11729 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11731 * combine.c (try_combine): Dump information about the insns we're
11734 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11736 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11737 check when calling force_to_mode on TRUNCATE's operand.
11739 2009-06-22 Ian Lance Taylor <iant@google.com>
11741 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11743 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11745 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11747 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11749 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11750 override library linkage flags such as -static-libgcc or
11753 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11755 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11757 2009-06-22 Ian Lance Taylor <iant@google.com>
11759 * config/linux.opt: Put mglibc ahead of muclibc.
11761 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11762 for duplicate decls.
11764 2009-06-22 Matthias Klose <doko@ubuntu.com>
11766 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11768 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11771 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11772 instead of NULL if a parser error occurs.
11774 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11776 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11777 non-DWARF2_DEBUGGING_INFO version.
11779 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11781 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11782 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11784 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11785 (LIBGCC2_TF_CEXT): Define.
11788 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11791 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11793 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11795 * config/arm/arm.c (arm_override_options): Disable
11796 -mcaller-super-interworking and -mcallee-super-interworking.
11797 * doc/invoke.texi (ARM Options): Document this.
11799 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11801 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11802 * config/arm/constraints.md (j): New constraint for movw operands.
11803 (N): Remove thumb2 meaning.
11804 * config/arm/arm.md (*arm_movw): Delete.
11805 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11806 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11807 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11809 2009-06-22 Martin Jambor <mjambor@suse.cz>
11811 PR tree-optimization/40492
11812 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11813 build_ref_for_offset.
11815 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11817 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11818 JUMP_TABLE_DATA_P predicates where applicable.
11819 * auto-inc-dec.c: Ditto.
11820 * builtins.c: Ditto.
11821 * caller-save.c: Ditto.
11823 * cfgcleanup.c: Ditto.
11824 * cfglayout.c: Ditto.
11826 * combine.c: Ditto.
11827 * combine-stack-adj.c: Ditto.
11831 * df-scan.c: Ditto.
11833 * dwarf2asm.c: Ditto.
11834 * dwarf2out.c: Ditto.
11835 * emit-rtl.c: Ditto.
11841 * function.c: Ditto.
11844 * genpreds.c: Ditto.
11845 * genrecog.c: Ditto.
11847 * ira-costs.c: Ditto.
11848 * ira-lives.c: Ditto.
11850 * loop-iv.c: Ditto.
11851 * lower-subreg.c: Ditto.
11852 * modulo-sched.c: Ditto.
11854 * postreload.c: Ditto.
11855 * print-rtl.c: Ditto.
11857 * reginfo.c: Ditto.
11858 * regmove.c: Ditto.
11859 * reload1.c: Ditto.
11862 * rtlanal.c: Ditto.
11864 * sched-vis.c: Ditto.
11866 * sel-sched-ir.c: Ditto.
11867 * simplify-rtx.c: Ditto.
11868 * targhooks.c: Ditto.
11869 * var-tracking.c: Ditto.
11870 * vmsdbgout.c: Ditto.
11872 2009-06-22 Matthias Klose <doko@ubuntu.com>
11874 * Makefile.in (install-plugin): Always use DESTDIR.
11876 2009-06-22 Olivier Hainque <hainque@adacore.com>
11878 * config/pa/pa.c (output_call): Don't optimize post call jumps
11879 into return address adjustments if the call may throw.
11881 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
11883 * arm.c (thumb1_output_casesi): New function.
11884 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
11885 optimizing for size or PIC.
11886 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
11887 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
11888 (casesi): Handle Thumb-1 when optimizing for size or PIC.
11889 (thumb1_casesi_internal_pic): New expand rule.
11890 (thumb1_casesi_dispatch): New pattern.
11891 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
11893 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
11894 in the text seciton when PIC or optimizing for size.
11895 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11896 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
11897 preservation properties of code.
11898 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
11899 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
11900 (__gnu_thumb1_case_si): New function.
11901 * t-arm (LIB1ASMSRC): Define here.
11902 (LIB1ASMFUNCS): Add some common functions.
11903 * t-arm-elf (LIB1ASMSRC): Delete.
11904 (LIB1ASMFUNCS): Append to existing set.
11905 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11906 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11907 * t-symbian (LIB1ASMFUNCS): Likewise.
11908 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11909 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11911 2009-06-21 Richard Guenther <rguenther@suse.de>
11913 PR tree-optimization/38729
11914 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
11915 to loops with a single exit if -fno-expensive-optimizations.
11917 2009-06-21 Jakub Jelinek <jakub@redhat.com>
11919 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
11920 (dataflow_set): Change vars type from htab_t to shared_hash.
11921 (shared_hash_pool, empty_shared_hash): New variables.
11922 (vars_clear): Removed.
11923 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
11924 shared_hash_find_slot_unshare, shared_hash_find_slot,
11925 shared_hash_find_slot_noinsert, shared_hash_find): New
11927 (shared_hash_unshare, shared_hash_destroy): New functions.
11928 (unshare_variable): Unshare set->vars if shared, use
11930 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
11931 (get_init_value, find_src_set_src, dump_dataflow_set,
11932 clobber_variable_part, emit_notes_for_differences): Use
11934 (dataflow_set_init): Remove second argument, set vars to
11935 empty_shared_hash instead of creating a new htab.
11936 (dataflow_set_clear): Call shared_hash_destroy and set vars
11937 to empty_shared_hash instead of calling vars_clear.
11938 (dataflow_set_copy): Don't call vars_copy, instead just share
11939 the src htab with dst.
11940 (variable_union): Use shared_hash_*, use initially NO_INSERT
11941 lookup if set->vars is shared. Don't keep slot cleared before
11942 calling unshare_variable. Unshare set->vars if needed.
11943 Even ->refcount == 1 vars must be unshared if set->vars is shared
11944 and var needs to be modified.
11945 (variable_canonicalize): New function.
11946 (dataflow_set_union): If dst->vars is empty, just share src->vars
11947 with dst->vars and traverse with variable_canonicalize to canonicalize
11948 and unshare what is needed.
11949 (dataflow_set_different): If old_set and new_set use the same shared
11950 htab, they aren't different. If number of htab elements is different,
11951 htabs are different. Use shared_hash_*.
11952 (dataflow_set_destroy): Call shared_hash_destroy instead of
11954 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
11955 second argument to dataflow_set_init.
11956 (vt_initialize): Likewise. Initialize shared_hash_pool and
11957 empty_shared_hash, move bb in/out initialization afterwards.
11958 Use variable_htab_free instead of NULL as changed_variables del hook.
11959 (variable_was_changed): Change type of second argument to pointer to
11960 dataflow_set. When inserting var into changed_variables, bump
11961 refcount. Unshare set->vars if set is shared htab and slot needs to
11963 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
11964 lookup if set->vars is shared. Unshare set->vars if needed.
11965 Even ->refcount == 1 vars must be unshared if set->vars is shared
11966 and var needs to be modified. Adjust variable_was_changed caller.
11967 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
11968 vars must be unshared if set->vars is shared and var needs to be
11969 modified. Adjust variable_was_changed caller.
11970 (emit_note_insn_var_location): Don't pool_free var.
11971 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
11973 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
11974 free_alloc_pool on shared_hash_pool.
11976 2009-06-20 Anthony Green <green@moxielogic.com>
11978 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
11979 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
11981 2009-06-20 Richard Guenther <rguenther@suse.de>
11983 * tree-ssa-structalias.c (find_func_aliases): For memset use
11984 a constraint from NULL if we memset to zero.
11985 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
11986 we explicitly handle that do not read from memory.
11987 (call_may_clobber_ref_p_1): Properly handle builtins that may
11990 2009-06-20 Richard Guenther <rguenther@suse.de>
11992 PR tree-optimization/40495
11993 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
11994 (new_scalar_tmp_constraint_exp): New function.
11995 (process_constraint): Do not create temporary decls.
11996 (process_all_all_constraints): Likewise.
11997 (handle_const_call): Likewise.
11998 (create_function_info_for): Do not set decl.
12000 2009-06-19 Ian Lance Taylor <iant@google.com>
12002 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12003 (rs6000_attribute_table): Make static; move before use.
12005 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12007 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12008 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12009 Propagate the TREE_READONLY flag without overwriting it.
12010 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12011 Propagate the TREE_READONLY flag onto the result.
12012 (process_call_operands): Move around. Use correct constant value.
12014 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12017 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12018 * config/arm/arm.md: Likewise.
12020 2009-06-19 Ian Lance Taylor <iant@google.com>
12022 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12023 to GIMPLE_ERROR_MARK.
12025 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12026 op2_original_type parameters. Warn about using different enum types.
12027 * c-parser.c (c_parser_conditional_expression): Pass original
12028 types to build_conditional_expr.
12029 * c-tree.h (build_conditional_expr): Update declaration.
12031 2009-06-19 Ian Lance Taylor <iant@google.com>
12033 * config/i386/i386.c (ix86_function_specific_save): Test that
12034 fields match values, rather than testing the values are in a
12037 2009-06-19 Richard Guenther <rguenther@suse.de>
12039 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12040 ADDR_EXPR pointers.
12041 (ptr_derefs_may_alias_p): Likewise.
12042 (ptr_deref_may_alias_ref_p_1): New function.
12043 (ptr_deref_may_alias_ref_p): Likewise.
12044 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12045 covered by looking at the ESCAPED solution.
12046 (call_may_clobber_ref_p_1): Likewise.
12047 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12048 Handle NULL_TREE offset. Do not produce redundant constraints.
12049 (process_all_all_constraints): New helper function.
12050 (do_structure_copy): Use it.
12051 (handle_lhs_call): Likewise.
12052 (find_func_aliases): Handle some builtins with pointer arguments
12053 and/or return values explicitly.
12055 2009-06-19 Ian Lance Taylor <iant@google.com>
12057 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12059 2009-06-19 Ian Lance Taylor <iant@google.com>
12061 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12063 2009-06-19 Ian Lance Taylor <iant@google.com>
12065 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12066 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12069 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12070 uninitialized const.
12072 2009-06-19 Ian Lance Taylor <iant@google.com>
12074 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12077 * c-decl.c (in_struct, struct_types): Remove.
12078 (struct c_binding): Add in_struct field.
12079 (c_binding_ptr): Define type, along with VEC.
12080 (struct c_struct_parse_info): Define.
12081 (struct_parse_info): New static variable.
12082 (bind): Initialize in_struct field.
12083 (start_struct): Remove enclosing_in_struct and
12084 enclosing_struct_types parameters. Add
12085 enclosing_struct_parse_info parameter. Change all callers. Set
12086 struct_parse_info rather than in_struct and struct_types.
12087 (grokfield): If -Wc++-compat and there is a symbol binding for the
12088 field name, set the in_struct flag and push it on the
12089 struct_parse_info->fields vector.
12090 (warn_cxx_compat_finish_struct): New static function.
12091 (finish_struct): Remove enclosing_in_struct and
12092 enclosing_struct_types parameters. Add
12093 enclosing_struct_parse_info parameter. Change all callers. Don't
12094 set C_TYPE_DEFINED_IN_STRUCT here. Call
12095 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12096 parameter. Only push on struct_types if warn_cxx_compat.
12097 (finish_enum): Only push on struct_types if warn_cxx_compat.
12098 (declspecs_add_type): Add loc parameter. Change all callers.
12099 Change all error calls to error_at. Pass loc, not input_location,
12100 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12101 defined in a struct. If -Wc++-compat and parsing a struct, record
12102 that a typedef name was used.
12103 * c-parser.c (c_parser_declspecs): Get location to pass to
12104 declspecs_add_type.
12105 (c_parser_struct_or_union_specifier): Update calls to start_struct
12107 * c-tree.h (struct c_struct_parse_info): Declare.
12108 (finish_struct, start_struct): Update declarations.
12109 (declspecs_add_type): Update declaration.
12111 2009-06-19 Ian Lance Taylor <iant@google.com>
12113 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12114 variable with an anonymous type.
12116 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12118 * see.c: Remove for real.
12120 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12122 * optabs.h (enum optab_index): Add new OTI_significand.
12123 (significand_optab): Define corresponding macro.
12124 * optabs.c (init_optabs): Initialize significand_optab.
12125 * genopinit.c (optabs): Implement significand_optab using
12126 significand?f2 patterns.
12127 * builtins.c (expand_builtin_mathfn): Handle
12128 BUILT_IN_SIGNIFICAND{,F,L}.
12129 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12130 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12132 * config/i386/i386.md (significandxf2, significand<mode>2): New
12133 expanders to implement significandf, significand and significandl
12134 built-ins as inline x87 intrinsics.
12136 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12138 * config/avr/avr.c (avr_override_options): Remove setting value of
12139 PARAM_INLINE_CALL_COST.
12141 2009-06-18 Richard Henderson <rth@redhat.com>
12144 * tree-pass.h (TDF_ASMNAME): New.
12145 * tree-dump.c (dump_options): Add asmname.
12146 * doc/invoke.texi: Document it.
12148 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12149 (dump_decl_name): ...here.
12150 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12151 (dump_generic_node): Update dump_function_name calls.
12152 (print_call_name): New flags arg; update all dump calls.
12153 * diagnostic.h (print_call_name): Update.
12154 * gimple-pretty-print.c (dump_gimple_call): Update.
12156 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12159 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12161 2009-06-18 Diego Novillo <dnovillo@google.com>
12163 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12164 * plugin.c (str_license): Declare.
12165 (try_init_one_plugin): Assert that the symbol
12166 'plugin_is_GPL_compatible' exists.
12168 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12171 * Makefile.in (OBJS-common): Remove see.o.
12173 * common.opt (fsee): Mark as preserved for backward compatibility.
12174 * opts.c (common_handle_option): Add OPT_fsee to the backward
12175 compatibility section.
12176 * passes.c (init_optimization_passes, pass_see): Remove pass.
12177 * timevar.def (TV_SEE): Remove.
12178 * tree-pass.h (pass_see): Remove declaration.
12179 * doc/invoke.texi (-fsee): Remove documentation.
12181 2009-06-18 Martin Jambor <mjambor@suse.cz>
12183 * tree-sra.c: Include statistics.h
12184 (sra_stats): New variable.
12185 (sra_initialize): Clear sra_stats.
12186 (create_access_replacement): Increment sra_stats.replacements.
12187 (get_access_replacement): Do not return twice.
12188 (analyze_all_variable_accesses): Increment statistics counter by the
12189 number of scalarized aggregates.
12190 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12191 (sra_modify_expr): Increment sra_stats.exprs.
12192 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12193 (sra_modify_assign): Increment sra_stats.exprs,
12194 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12195 (perform_intra_sra): Update statistics counters.
12196 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12198 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12200 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12201 (arm_scalar_mode_supported_p): New function.
12203 2009-06-18 Paul Brook <paul@codesourcery.com>
12204 Sandra Loosemore <sandra@codesourcery.com>
12206 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12207 (__extendhfsf2, __truncsfhf2): Define.
12208 * config/arm/fp16.c: New file.
12209 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12210 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12212 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12214 * doc/extend.texi (Half-Precision): New section.
12215 * doc/invoke.texi (Option Summary): List -mfp16-format.
12216 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12217 * config/arm/arm.opt (mfp16-format=): New.
12218 * config/arm/arm.c: Include intl.h.
12219 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12220 (TARGET_INVALID_RETURN_TYPE): Redefine.
12221 (TARGET_PROMOTED_TYPE): Redefine.
12222 (TARGET_CONVERT_TO_TYPE): Redefine.
12223 (arm_fp16_format): Define.
12224 (all_fpus): Add entry for neon-fp16.
12225 (fp_model_for_fpu): Likewise.
12226 (struct fp16_format): Declare.
12227 (all_fp16_formats): Define.
12228 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12230 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12232 (arm_legitimate_index_p): Treat HFmode like HImode.
12233 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12234 (coproc_secondary_reload_class): Special-case HFmode.
12235 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12236 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12237 (arm_init_fp16_builtins): New.
12238 (arm_init_builtins): Call it.
12239 (arm_invalid_parameter_type): New.
12240 (arm_invalid_return_type): New.
12241 (arm_promoted_type): New.
12242 (arm_convert_to_type).
12243 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12245 (arm_emit_fp16_const): New function.
12246 (arm_mangle_type): Mangle __fp16 as "Dh".
12247 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12249 (TARGET_NEON_FP16): New.
12250 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12251 (enum fputype): Add FPUTYPE_NEON_FP16.
12252 (enum arm_fp16_format_type): Declare.
12253 (arm_fp16_format): Declare.
12254 (LARGEST_EXPONENT_IS_NORMAL): Define.
12255 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12256 * config/arm/arm-modes.def (HFmode): Define.
12257 * config/arm/vfp.md: (*movhf_vfp): New.
12258 (extendhfsf2): New.
12260 * config/arm/arm.md: (fpu): Add neon_fp16.
12261 (floatsihf2, floatdihf2): New.
12262 (fix_trunchfsi2, fix_trunchfdi2): New.
12264 (extendhfdf2): New.
12266 (*arm32_movhf): New.
12267 (*thumb1_movhf): New.
12268 (consttable_2): Add check for HFmode constants.
12269 (consttable_4): Handle HFmode constants.
12271 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12273 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12275 2009-06-17 Olivier Hainque <hainque@adacore.com>
12277 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12278 const char ** conversion in AIX specific section.
12280 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12282 * config/i386/i386.c (ix86_special_builtin_type): Remove
12283 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12284 (bdesc_special_args): Updated.
12285 (ix86_init_mmx_sse_builtins): Likewise.
12286 (ix86_expand_special_args_builtin): Likewise.
12288 2009-06-17 Richard Henderson <rth@redhat.com>
12290 * tree-pretty-print.c (maybe_dump_asm_name): New.
12291 (dump_decl_name): Use it.
12292 (PRINT_FUNCTION_NAME): Merge into...
12293 (dump_function_name): ... here. Use maybe_dump_asm_name.
12295 2009-06-17 Cary Coutant <ccoutant@google.com>
12297 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12299 * debug.c (struct gcc_debug_hooks): Change placeholder for
12301 (debug_nothing_int_charstar_int): Replaced by...
12302 (debug_nothing_int_charstar_int_bool): ...this.
12303 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12304 source_line prototype.
12305 (debug_nothing_int_charstar_int): Replaced by...
12306 (debug_nothing_int_charstar_int_bool): ...this.
12307 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12308 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12309 Output is_stmt operand when necessary.
12310 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12311 (notice_source_line): Add is_stmt parameter.
12312 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12313 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12315 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12316 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12318 2009-06-17 Ian Lance Taylor <iant@google.com>
12320 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12322 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12325 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12327 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12328 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12329 tree_strip_sign_nop_conversions and
12330 tree_ssa_strip_useless_type_conversions rather than stripping
12331 the operations here.
12332 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12334 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12335 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12336 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12337 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12340 2009-06-17 Michael Eager <eager@eagercon.com>
12342 * config/rs6000/constraints.md (register_constraint "d"): New.
12343 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12344 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12345 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12346 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12347 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12348 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12349 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12350 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12351 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12352 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12354 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12355 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12356 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12357 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12358 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12359 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12360 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12361 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12362 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12363 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12364 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12365 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12366 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12367 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12369 2009-06-16 Ian Lance Taylor <iant@google.com>
12371 * profile.c (total_num_never_executed): Don't define.
12372 (compute_branch_probabilities): Don't count or print
12373 num_never_executed.
12374 (init_branch_prob): Don't set total_num_never_executed.
12375 (end_branch_prob): Don't print total_num_never_executed.
12377 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12379 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12381 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12383 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12384 (nabstd2_fpr): Same.
12386 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12388 * expr.c (expand_assignment): Change complex type check.
12390 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12392 * doc/plugins.texi (Building GCC plugins): Added new section.
12394 2009-06-17 Ian Lance Taylor <iant@google.com>
12396 * c-pch.c (get_ident): Don't set size of templ array.
12397 (pch_init): Don't set size of partial_pch array.
12399 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12400 string constant to intialize an array whose size is the length of
12403 2009-06-17 Richard Guenther <rguenther@suse.de>
12405 PR tree-optimization/40389
12406 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12407 to addressable types.
12408 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12410 2009-06-17 Richard Guenther <rguenther@suse.de>
12412 PR middle-end/40460
12413 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12414 if there is no evolution of left in the loop bail out.
12415 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12416 chrec_fold_multiply.
12418 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12419 Janis Johnson <janis187@us.ibm.com>
12422 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12423 for the symbol ref of a constant that is the source of a move
12424 - nor for any other not-obvious-label-ref constants.
12426 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12428 * plugin.c (position_pass): Skip newly inserted pass during list
12429 traversal to avoid repeated insertion.
12431 2009-06-16 Ian Lance Taylor <iant@google.com>
12433 * vec.h (VEC_stack_alloc): Define different version if
12434 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12435 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12436 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12437 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12439 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12441 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12443 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12444 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12445 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12446 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12447 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12448 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12449 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12450 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12451 __builtin_ia32_rdtscp.
12452 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12453 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12454 and __builtin_ia32_rorhi.
12455 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12456 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12457 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12458 (ix86_expand_args_builtin): Likewise.
12459 (ix86_expand_special_args_builtin): Likewise.
12461 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12462 (UNSPECV_RDTSC): Likewise.
12463 (UNSPECV_RDPMC): Likewise.
12464 (*bsr): Renamed to ...
12466 (*bsr_rex64): Renamed to ...
12469 (*rdpmc): Likewise.
12470 (*rdpmc_rex64): Likewise.
12472 (*rdtsc): Likewise.
12473 (*rdtsc_rex64): Likewise.
12474 (rdtscp): Likewise.
12475 (*rdtscp): Likewise.
12476 (*rdtscp_rex64): Likewise.
12478 * config/i386/ia32intrin.h: New.
12480 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12482 2009-06-16 Ian Lance Taylor <iant@google.com>
12484 * ira-build.c (copy_info_to_removed_store_destinations):
12485 Initialize parent_a.
12487 2009-06-16 Ian Lance Taylor <iant@google.com>
12489 * c-decl.c (grokdeclarator): Change size_varies to bool.
12491 2009-06-16 Ian Lance Taylor <iant@google.com>
12493 * sel-sched.c: Make forward declarations of move_op_hooks and
12494 fur_hooks explicitly extern.
12496 2009-06-16 Ian Lance Taylor <iant@google.com>
12498 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12499 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12501 2009-06-16 Ian Lance Taylor <iant@google.com>
12503 * resource.c (mark_referenced_resources): Change
12504 include_delayed_effects parameter to bool. Change all callers.
12505 (mark_end_of_function_resources): Likewise.
12506 * reorg.c (insn_references_resource_p): Likewise.
12507 (insn_sets_resource_p): Likewise.
12508 * resource.h (mark_referenced_resources): Update declaration.
12509 (mark_end_of_function_resources): Update declaration.
12511 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12513 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12515 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12517 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12518 GCC can bootstrap on AIX with GNU Binutils 2.20.
12520 2009-06-16 Ian Lance Taylor <iant@google.com>
12522 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12524 2009-06-16 Ian Lance Taylor <iant@google.com>
12526 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12527 inline, not extern inline.
12528 (exact_log2): Likewise.
12529 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12531 (exact_log2): Likewise, but don't test CTZ_HWI.
12533 2009-06-16 Ian Lance Taylor <iant@google.com>
12535 * bitmap.c (bitmap_clear): Don't declare as inline.
12536 * gimple.c (gimplify_assign): Likewise.
12537 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12538 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12539 (sched_scan_info): Remove duplicate definition.
12541 2009-06-16 Ian Lance Taylor <iant@google.com>
12543 * c-common.c (skip_evaluation): Don't define.
12544 (c_inhibit_evaluation_warnings): Define global variable.
12545 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12546 than skip_evaluation.
12547 (convert_and_check, warn_for_div_by_zero): Likewise.
12548 * c-common.h (skip_evaluation): Don't declare.
12549 (c_inhibit_evaluation_warnings): Declare.
12550 * c-parser.c (c_parser_typeof_specifier): Set
12551 c_inhibit_evaluation_warnings rather than skip_evaluation.
12552 (c_parser_conditional_expression): Likewise.
12553 (c_parser_binary_expression): Likewise.
12554 (c_parser_sizeof_expression): Likewise.
12555 (c_parser_alignof_expression): Likewise.
12556 * c-typeck.c (build_indirect_ref): Check
12557 c_inhibit_evaluation_warnings rather than skip_evaluation.
12558 (build_conditional_expr, build_binary_op): Likewise.
12560 2009-06-16 Richard Guenther <rguenther@suse.de>
12562 * tree-ssa-alias.c (is_escape_site): Remove.
12563 * tree-ssa-alias.h (enum escape_type): Remove.
12564 (is_escape_site): Likewise.
12565 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12566 via casts and asms without deferring to is_escape_site.
12568 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12570 PR middle-end/40446
12571 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12572 use gen_lowpart if op0 has complex mode.
12574 2009-06-16 Richard Guenther <rguenther@suse.de>
12576 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12577 variables add them to ESCAPED.
12578 (find_func_aliases): Do not make all indirectly stored values escaped.
12580 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12582 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12583 make_decl_one_only.
12585 2009-06-16 Martin Jambor <mjambor@suse.cz>
12587 PR tree-optimization/40432
12588 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12589 check whether we need to force gimple register operand.
12591 2009-06-16 Martin Jambor <mjambor@suse.cz>
12593 PR tree-optimization/40413
12594 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12595 build_ref_for_offset.
12596 (propagate_subacesses_accross_link): Fix a typo in a comment.
12598 2009-06-16 Ira Rosen <irar@il.ibm.com>
12600 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12601 with additional parameter.
12602 * tree-vectorizer.h (enum vect_def_type): Add new value
12604 (enum vect_relevant): Add comments.
12605 (vect_is_simple_reduction): Add new argument.
12606 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12607 Detect nested cycles.
12608 (vect_is_simple_reduction): Update documentation, add an argument to
12609 distinguish inner-loop reduction from nested cycle, detect nested
12610 cycles, fix printings and indentation, don't swap operands in case
12612 (get_initial_def_for_reduction): Handle subtraction.
12613 (vect_create_epilog_for_reduction): Add new argument to specify
12614 reduction variable.
12615 (vect_finalize_reduction): Handle subtraction, fix comments.
12616 (vectorizable_reduction): Handle nested cycles. In case of nested
12617 cycle keep track of the reduction variable position. Call
12618 vect_is_simple_reduction with additional parameter. Use original
12619 statement code in reduction epilogue for nested cycle. Call
12620 vect_create_epilog_for_reduction with additional parameter.
12621 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12622 inner-loop vectorization.
12623 (vect_recog_widen_sum_pattern): Likewise.
12624 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12626 (vect_mark_stmts_to_be_vectorized): Likewise.
12627 (vect_get_vec_def_for_operand): Handle nested cycles.
12629 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12631 * doc/invoke.texi (Debugging Options): Fix option index entries
12632 for -fdump-statistics, -frandom-seed add entries for
12633 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12634 (FRV Options): Fix entries for -mTLS, -mtls.
12635 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12636 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12637 (M68hc1x Options): Fix @itemx for -mnominmax.
12638 (MCore Options): Fix entry for -mno-lsim.
12639 (MMIX Options): Fix entry for -mabi=mmixware.
12640 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12642 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12644 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12645 Mention the plugin mode of gengtype.
12646 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12647 * gengtype.c: Updated copyright.
12648 (plugin_files, nb_plugin_files) Added new static variables.
12649 (measure_input_list) Care about plugin_files.
12650 (write_rtx_next): Added early return in plugin mode.
12651 (create_file): Updated copyright year in generated file. Added
12653 (oprintf): Added early return if NULL outf.
12654 (get_output_file_with_visibility): Care of plugin_files.
12655 (get_output_file_name): May return null.
12656 (write_local): Added early return.
12657 (put_mangled_filename): Ditto.
12658 (finish_root_table): Added check for base_files.
12659 (write_roots): Care about null when plugins.
12660 (main): Added plugin mode.
12662 2009-06-15 Ian Lance Taylor <iant@google.com>
12664 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12665 * gcov.c (read_count_file): Add braces around variables declared
12668 * c.opt (Wjump-misses-init): New warning.
12669 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12670 -Wall and -Wc++-compat if not already set.
12671 (c_common_post_options): Clear warn_jump_misses_init if it was not
12673 * c-decl.c (struct c_binding): Change type field to a union with
12674 new label field. Make it the first field in the struct. Update
12675 references to type to use u.type instead.
12676 (struct c_spot_bindings): Define.
12677 (struct c_goto_bindings): Define.
12678 (c_goto_bindings_p): Define, along with VECs.
12679 (struct c_label_vars): Define.
12680 (struct c_scope): Add has_label_bindings field.
12681 (bind_label, set_spot_bindings): New static functions.
12682 (decl_jump_unsafe, update_spot_bindings): New static functions.
12683 (update_label_decls): New static function.
12684 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12685 Update binding u.label field to shadowed field.
12686 (c_binding_start_stmt_expr): New function.
12687 (c_binding_end_stmt_expr): New function.
12688 (pushdecl): Don't call c_begin_vm_scope.
12689 (make_label): Add defining and p_label_vars parameters. Change
12691 (lookup_label): Correct test for whether a label has not yet been
12692 defined. Call bind_label rather than bind.
12693 (warn_about_goto): New static function.
12694 (lookup_label_for_goto): New function.
12695 (declare_label): Call bind_label rather than bind.
12696 (check_earlier_gotos): New static function.
12697 (define_label): Don't give errors about jumping into statement
12698 expressions or scopes of variably modified types. Call
12699 set_spot_bindings and check_earlier_gotos. Call bind_label
12700 instead of bind. Don't set label_context_stack_se or
12701 label_context_stack_vm.
12702 (c_get_switch_bindings): New function.
12703 (c_release_switch_bindings): New function.
12704 (c_check_switch_jump_warnings): New function.
12705 (start_function): Don't set label_context_stack_se or
12706 label_context_stack_vm.
12707 (finish_function): Likewise.
12708 * c-typeck.c (label_context_stack_se): Don't define.
12709 (label_context_stack_vm): Don't define.
12710 (c_finish_goto_label): Call lookup_label_for_goto rather than
12711 lookup_label. Don't give errors about jumping into a statement
12712 expression or the scope of a variably modified type. Don't set
12713 label_context_stack_se or label_context_stack_vm.
12714 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12715 fields. Add bindings field.
12716 (c_start_case): Don't set deleted fields. Set bindings field.
12717 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12718 or blocked_vm. Call c_check_switch_jump_warnings.
12719 (c_finish_case): Don't test blocked_stmt_expr field. Call
12720 c_release_switch_bindings.
12721 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12722 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12723 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12724 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12725 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12726 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12727 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12728 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12729 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12730 (C_DECL_UNJUMPABLE_VM): Don't define.
12731 (C_DECL_UNDEFINABLE_VM): Don't define.
12732 (struct c_label_list): Don't define.
12733 (struct c_label_context_se): Don't define.
12734 (struct c_label_context_vm): Don't define.
12735 (struct c_spot_bindings): Declare.
12736 (c_bindings_start_stmt_expr): Declare.
12737 (c_bindings_end_stmt_expr): Declare.
12738 (lookup_label_for_goto): Declare.
12739 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12740 (c_check_switch_jump_warnings): Declare.
12741 (label_context_stack_se, label_context_stack_vm): Don't declare.
12742 (c_finish_goto_label): Update declaration.
12743 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12744 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12745 (Warning Options): Document -Wjump-misses-init.
12747 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12749 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12752 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12754 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12756 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12758 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12760 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12762 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12764 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12766 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12767 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12768 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12769 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12770 * dwarf2asm.c (dw2_force_const_mem): Update call to
12771 make_decl_one_only.
12772 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12773 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12774 * langhooks.c (lhd_comdat_group): Remove.
12775 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12776 * tree.h (DECL_COMDAT_GROUP): New.
12777 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12778 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12779 (make_decl_one_only): Change signature.
12780 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12781 make_decl_one_only.
12782 (make_decl_one_only): Change signature.
12783 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12785 2009-06-15 Richard Guenther <rguenther@suse.de>
12787 PR middle-end/40439
12788 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12790 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12792 * tree-ssa-math-opts.c: Remove extra divide.
12794 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12796 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12798 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12800 * passes.c: Add bswap pass.
12801 * tree-pass.h: Add pass_optimize_bswap declaration.
12802 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12803 Include rtl.h, expr.h and optabs.h for optab_handler check.
12804 (struct symbolic_number, pass_optimize_bswap): New definition.
12805 (do_shift_rotate, verify_symbolic_number_p): New functions.
12806 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12807 (gate_optimize_bswap): New function.
12808 * tree.c (widest_int_cst_value): New function.
12809 * tree.h (widest_int_cst_value): Prototype added.
12811 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12813 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12814 REG_EQUAL/REG_EQUIV notes.
12816 2009-06-14 Richard Guenther <rguenther@suse.de>
12818 PR middle-end/40389
12819 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12820 has its address taken if NRV was applied and it is addressable.
12821 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12822 function split out from ...
12823 (get_constraint_for_1): ... here.
12824 (handle_rhs_call): Use it to mark the return slot escaped if
12825 it is addressable and NRV was applied.
12827 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12829 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12830 Change first argument type to location_t.
12831 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12832 Do not set input_location.
12833 Use loc instead of input_location throughout.
12835 2009-06-13 Richard Guenther <rguenther@suse.de>
12837 PR tree-optimization/40421
12838 * tree-predcom.c (should_unroll_loop_p): Remove.
12839 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12841 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12843 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12844 Add location argument.
12846 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12848 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12850 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12851 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12852 * config/spu/spu-protos.h: Add location to
12853 spu_resolve_overloaded_builtin.
12854 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
12855 spu_build_builtin_va_list.
12856 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
12857 argument. Pass location to build_function_call_vec.
12858 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
12860 (emit_fpu_switch): Same.
12861 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
12862 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
12863 to build_decl and create_artificial_label.
12864 (xtensa_gimplify_va_arg_expr): Same.
12865 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
12866 (xstormy16_gimplify_va_arg_expr): Same.
12867 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
12868 * config/arm/arm.c (arm_build_builtin_va_list): Same.
12869 * config/mips/mips.c (mips_build_builtin_va_list): Same.
12870 (mips16_build_function_stub): Same.
12871 (mips16_build_call_stub): Same.
12873 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
12876 * arm/constraints.md (Pa, Pb): New constraints.
12877 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
12878 split pattern to deal with them.
12880 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
12882 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
12883 fix index entry for -Xpreprocessor.
12885 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12887 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12888 Add location argument to build_decl call.
12889 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
12890 (rs6000_init_builtins): Same.
12891 (spe_init_builtins): Same.
12892 (rs6000_gimplify_va_arg): Add location argument to
12893 create_artificial_label call.
12895 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
12897 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
12898 * combine-stack-adj.c (pass_stack_adjustments): Use it.
12899 * Makefile.in: Fix GGC dependency for gcse.o.
12901 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12903 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
12904 * gimple-pretty-print.c (dump_gimple_stmt): Same.
12905 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
12907 * c-parser.c (c_parser_binary_expression): Use current column while
12908 building binary operations.
12909 * common.opt (fshow-column): Enable by default.
12910 * tree-vrp.c (check_array_ref): Use warning_at.
12911 (check_array_bounds): Use location from call back if expr has no
12913 * tree.h: Add location argument to maybe_fold_*.
12914 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
12915 (maybe_fold_offset_to_array_ref): Add location argument and use it.
12916 (maybe_fold_offset_to_component_ref): Same.
12917 (maybe_fold_offset_to_reference): Same.
12918 (maybe_fold_offset_to_address): Same.
12919 (maybe_fold_stmt_indirect): Same.
12920 (maybe_fold_stmt_addition): Same.
12921 (fold_stmt_r): Pass location to maybe_fold_*.
12922 (fold_gimple_assign): Same.
12923 * c-tree.h: Add location argument to finish_decl,
12924 default_function_array_conversion, store_init_value.
12925 * c-decl.c (define_label): Use error_at.
12926 (c_make_fname_decl): Pass location to finish_decl.
12927 (finish_decl): New location argument.
12928 (build_compound_literal): Pass location to store_init_value.
12929 (grokdeclarator): Pass location to finish_decl.
12931 * c-typeck.c (array_to_pointer_conversion): New location argument.
12932 (function_to_pointer_conversion): Same.
12933 (default_function_array_conversion): Same.
12934 (parser_build_unary_op): Pass location to overflow_warning.
12935 (parser_build_binary_op): Same. Use warning_at.
12936 (build_unary_op): Pass location to array_to_pointer_conversion.
12937 (build_c_cast): Pass location to digest_init.
12938 (build_modify_expr): New location argument.
12939 (convert_for_assignment): Same.
12940 (store_init_value): Same.
12941 (digest_init): Same.
12942 (output_init_element): Pass location to digest_init and
12943 array_to_pointer_conversion.
12944 (c_finish_return): Pass location to convert_for_assignment.
12945 * gimplify.c (gimplify_conversion): Pass location to
12946 maybe_fold_offset_to_address.
12947 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
12948 to maybe_fold_stmt_addition.
12949 * c-omp.c (c_finish_omp_atomic): Pass new location to
12951 (c_finish_omp_for): Same.
12952 * c-common.c (overflow_warning): New argument.
12953 * c-common.h: New argument to build_modify_expr, overflow_warning.
12954 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
12956 (c_parser_initializer): Pass location to
12957 default_function_array_conversion.
12958 (c_parser_initelt): Same.
12959 (c_parser_initval): Same.
12960 (c_parser_asm_operands): Same.
12961 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
12962 (c_parser_conditional_expression): Same.
12963 (c_parser_binary_expression): Add location info to stack. Use it.
12964 (c_parser_unary_expression): Pass location to
12965 default_function_array_conversion, parser_build_unary_op,
12966 build_indirect_ref, c_parser_postfix_expression_after_primary.
12967 (c_parser_postfix_expression_after_primary): New location argument.
12969 (c_parser_expression_conv): Pass location to
12970 default_function_array_conversion.
12971 (c_parser_expr_list): Same.
12972 (c_parser_omp_atomic): Same.
12973 (c_parser_omp_for_loop): Same.
12974 * c-tree.h: (struct c_declarator): Add comment to id_loc.
12975 (build_array_declarator): New argument.
12976 * c-decl.c (build_array_declarator): Add location argument.
12977 (grokdeclarator): Set id_loc for cdk_array.
12978 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
12979 build_array_declarator.
12980 * tree.c (build_omp_clause): Add location argument.
12981 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
12982 (OMP_CLAUSE_LOCATION): New macro.
12983 (struct tree_omp_clause): Add location field.
12984 (build_omp_clause): Add argument.
12985 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
12986 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
12988 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
12989 (cp_parser_omp_clause_collapse): Same.
12990 (cp_parser_omp_clause_default): Same.
12991 (cp_parser_omp_clause_if): Same.
12992 (cp_parser_omp_clause_nowait): Same.
12993 (cp_parser_omp_clause_num_threads): Same.
12994 (cp_parser_omp_clause_ordered): Same.
12995 (cp_parser_omp_clause_schedule): Same.
12996 (cp_parser_omp_clause_untied): Same.
12997 (cp_parser_omp_for_loop): Same.
12998 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12999 * c-tree.h (c_start_case): Add location argument.
13000 (c_process_expr_stmt): Same.
13001 (c_finish_goto_*): Same.
13002 * tree-parloops.c (initialize_reductions): Pass location to
13004 (create_parallel_loop): Same.
13005 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13006 (gfc_trans_omp_reduction_list): Same.
13007 (gfc_trans_omp_clauses): Same.
13008 (gfc_trans_omp_do): Same.
13009 * c-typeck.c (c_finish_goto_label): Same.
13010 (c_finish_goto_ptr): New location argument.
13011 (c_start_case): Same.
13012 (emit_side_effect_warnings): Same.
13013 (c_process_expr_stmt): Same.
13014 (c_finish_stmt_expr): Same.
13015 (c_finish_omp_clauses): Use error_at instead of error.
13016 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13018 * c-omp.c (c_split_parallel_clauses): New location argument.
13019 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13020 to build_omp_clause.
13021 (convert_local_reference_stmt): Same.
13022 (convert_gimple_call): Same.
13023 * c-common.h (c_split_parallel_clauses): New argument.
13024 * c-parser.c (c_parser_statement_after_labels): Pass location to
13025 c_finish_goto_label.
13026 (c_parser_switch_statement): Pass location to c_start_case.
13027 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13028 and c_process_expr_stmt.
13029 (c_parser_omp_variable_list): Add location argument.
13030 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13031 (c_parser_omp_clause_default): Same.
13032 (c_parser_omp_clause_if): Same.
13033 (c_parser_omp_clause_num_threads): Same.
13034 (-c_parser_omp_clause_ordered): Same.
13035 (c_parser_omp_clause_reduction): Pass location to
13036 c_parser_omp_variable_list.
13037 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13038 (c_parser_omp_clause_untied): Same.
13039 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13040 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13042 * c-tree.h (check_for_loop_decls, undeclared_variable,
13043 build_component_ref, build_array_ref, build_external_ref,
13044 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13045 build_conditional_expr, build_compound_expr, c_cast_expr,
13046 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13047 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13049 * c-semantics.c (build_stmt): Same.
13050 (build_case_label): Same.
13051 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13052 (undeclared_variable): New argument.
13053 (make_label): Same.
13054 (lookup_label): Pass location on down.
13055 (define_label): Same.
13056 (finish_decl): Same.
13057 (build_compound_literal): Same.
13058 (finish_struct): Same.
13059 (finish_function): Do not set location here.
13060 (check_for_loop_decls): New argument.
13061 * tree.c (save_expr): Set location.
13062 (build_empty_stmt): New argument.
13063 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13064 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13065 * builtins.c (gimplify_va_arg_expr): Use locations.
13066 (expand_builtin_sync_operation): Same.
13067 * c-typeck.c (build_component_ref): New argument.
13068 (build_array_ref): Same.
13069 (build_external_ref): Same.
13070 (c_expr_sizeof_expr): Same.
13071 (c_expr_sizeof_type): Same.
13072 (parser_build_unary_op): Same.
13073 (build_conditional_expr): Same.
13074 (build_compound_expr): Pass location on down.
13075 (build_compound_expr): New argument.
13076 (build_c_cast): Same.
13077 (c_cast_expr): Same.
13078 (build_asm_expr): Same.
13079 (c_finish_return): Same.
13080 (c_process_expr_stmt): Pass location on down.
13081 (c_finish_stmt_expr): New argument.
13082 (push_clenaup): Same.
13083 (c_finish_omp_parallel): Same.
13084 (c_finish_omp_task): Same.
13085 * gimplify.c (gimplify_call_expr): Pass location on down.
13086 * c-omp.c (c_finish_omp_master): New argument.
13087 (c_finish_omp_critical): Same.
13088 (c_finish_omp_ordered): Same.
13089 (c_finish_omp_barrier): Same.
13090 (-c_finish_omp_taskwait): Same.
13091 (c_finish_omp_atomic): Same.
13092 (c_finish_omp_flush): Same.
13093 * tree-inline.c (copy_tree_body_r): Pass location on down.
13094 (inline_forbidden_p): Remove use of input_location.
13095 * c-gimplify.c (c_build_bind_expr): New argument.
13096 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13097 (c_sizeof_or_alignof_type): New argument.
13098 (c_alignof_expr): Same.
13099 (build_va_arg): Same.
13100 (c_add_case_label): Same.
13101 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13102 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13103 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13104 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13105 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13106 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13108 * stub-objc.c (objc_build_selector_expr): Same.
13109 (objc_build_throw_stmt): Same.
13110 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13111 (c_parser_initelt): Same.
13112 (c_parser_compound_statement): Same.
13113 (c_parser_compound_statement_nostart): Same.
13114 (c_parser_label): Same.
13115 (c_parser_statement_after_labels): Same.
13116 (c_parser_if_body): Same.
13117 (c_parser_else_body): Same.
13118 (c_parser_if_statement): Same.
13119 (c_parser_switch_statement): Same.
13120 (c_parser_while_statement): Same.
13121 (c_parser_do_statement): Same.
13122 (c_parser_for_statement): Same.
13123 (c_parser_asm_statement): Same.
13124 (c_parser_conditional_expression): Same.
13125 (c_parser_binary_expression): Same.
13126 (c_parser_cast_expression): Same.
13127 (c_parser_unary_expression): Same.
13128 (c_parser_sizeof_expression): Same.
13129 (c_parser_alignof_expression): Same.
13130 (c_parser_postfix_expression): Same.
13131 (c_parser_expression): Same.
13132 (c_parser_objc_receiver): Same.
13133 (c_parser_omp_variable_list): Same.
13134 (c_parser_omp_structured_block): Same.
13135 (c_parser_omp_atomic): New argument.
13136 (c_parser_omp_barrier): Same.
13137 (c_parser_omp_critical): Same.
13138 (c_parser_omp_flush): Pass location on down.
13139 (c_parser_omp_for_loop): New argument.
13140 (c_parser_omp_for): Same.
13141 (c_parser_omp_master): Same.
13142 (c_parser_omp_ordered): Same.
13143 (c_parser_omp_sections_scope): Same.
13144 (c_parser_omp_sections): Same.
13145 (c_parser_omp_parallel): Same.
13146 (c_parser_omp_single): Same.
13147 (c_parser_omp_task): Same.
13148 (c_parser_omp_taskwait): Pass location on down.
13149 (c_parser_omp_construct): Same.
13150 (c_parser_omp_threadprivate): Same.
13151 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13152 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13153 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13154 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13155 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13156 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13157 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13158 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13159 config/i386/i386.c, stmt.c:
13160 Add location argument to the following function definitions and/or
13161 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13162 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13163 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13164 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13165 do_case, c_finish_bc_stmt, build_compound_literal,
13166 build_function_call.
13167 * c-decl.c (build_compound_literal): Add location argument.
13168 Make all diagnostic calls use location.
13169 (start_struct): Same.
13170 (finish_struct): Same.
13171 (start_enum): Same.
13172 (build_enumerator): Same.
13173 (start_function): Same.
13174 (grokdeclarator): Make all diagnostic calls use location.
13175 (store_parm_decls_oldstyle): Same.
13176 * c-typeck.c (build_function_call): Add location argument.
13177 Make all diagnostic calls use location.
13179 (c_finish_bc_stmt): Same.
13180 * tree-nested.c (get_trampoline_type): Add argument.
13181 Pass location to build_decl.
13182 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13183 * rtl.h (RTL_LOCATION): New.
13184 * c-common.c (c_add_case_label): Add location argument.
13185 Make all diagnostic calls use location.
13186 * c-common.h: Add location argument to make_fname_decl, do_case,
13187 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13188 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13189 Set it appropriately for every case. Pass enum_loc to start_enum
13190 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13192 (c_parser_struct_or_union_specifier): Save location. Use it for
13193 start_struct, finish_struct, and parser_xref_tag.
13195 2009-06-12 Ian Lance Taylor <iant@google.com>
13197 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13199 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13200 cpp_opts->warn_cxx_operator_names.
13202 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13205 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13206 is returns NULL and OP is a VCE, look through the VCE.
13208 2009-06-12 Ian Lance Taylor <iant@google.com>
13211 * collect2.c (main): Use CONST_CAST2 in code inside #if
13212 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13214 2009-06-12 Joey Ye <joey.ye@intel.com>
13216 PR middle-end/39146
13217 * cfgexpand.c (get_decl_align_unit): Update
13218 max_used_stack_slot_alignment with align instead of
13219 stack_alignment_needed.
13221 * function.c (assign_stack_local_1): Update
13222 max_used_stack_slot_alignment with alignment_in_bits instead
13223 of stack_alignment_needed.
13224 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13227 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13229 * dwarf2out.c (last_var_location_insn): New variable.
13230 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13231 (dwarf2out_var_location): Don't record anything after last real
13232 insn. Only change labels if there were any real instructions
13233 in between last note and this one, or if changed sections.
13235 2009-06-11 Richard Henderson <rth@redhat.com>
13237 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13238 note when storing the frame pointer in a register.
13239 (FRP): Don't redefine to nothing for epilogue.
13240 (alpha_expand_epilogue): Mark register and sp restores.
13241 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13243 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13244 when gen_lowpart is needed.
13246 2009-06-11 Richard Henderson <rth@redhat.com>
13248 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13250 * dwarf2out.c (need_data_align_sf_opcode): New.
13251 (div_data_align): Move earlier.
13252 (def_cfa_1, reg_save): Use it.
13254 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13256 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13257 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13258 (ix86_handle_option): Handle OPT_mcrc32.
13259 (ix86_target_string): Add -mcrc32.
13260 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13262 * config/i386/i386.h (TARGET_CRC32): New.
13264 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13265 (sse4_2_crc32di): Likewise.
13267 * config/i386/i386.opt (mcrc32): New.
13269 * doc/invoke.texi: Document -mcrc32.
13271 2009-06-11 Richard Henderson <rth@redhat.com>
13273 * common.opt (gdwarf-): Accept a version number.
13274 * doc/invoke.texi (gdwarf-): Update docs.
13275 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13276 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13277 version level, and record it.
13279 * dwarf2.h (DW_CIE_VERSION): Remove.
13280 * dwarf2out.c (DWARF_VERSION): Remove.
13281 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13282 (output_call_frame_info): Use CIE version 3 for dwarf3,
13283 or if the return register column is out of range for version 1.
13284 (dwarf_stack_op_name): Add all dwarf3 values.
13285 (DEBUG_PUBTYPES_SECTION): New.
13286 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13287 encoding change for dwarf3.
13288 (output_die) [dw_val_class_die_ref]: Likewise.
13289 (output_compilation_unit_header): Emit correct version for dwarf3.
13290 (output_line_info): Likewise.
13291 (output_pubnames): Update for DWARF_VERSION removal.
13292 (output_aranges): Likewise.
13293 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13294 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13295 (dwarf2out_finish): Likewise.
13297 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13299 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13302 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13305 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13306 * builtins.c (expand_builtin_unreachable): New function.
13307 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13308 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13309 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13311 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13312 searching for missing barriers.
13314 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13316 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13317 when -fprofile-generate* was passed.
13318 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13320 2009-06-11 Anthony Green <green@moxielogic.com>
13322 * config/moxie/moxie.md: Define length attribute for all instructions.
13324 (*b<cond:code>): Support limited branch ranges for new PC-relative
13325 branch instructions.
13326 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13328 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13330 * config/i386/i386.c (min_insn_size): Use get_attr_length
13331 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13332 For __asm return 0.
13334 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13335 instead of emit_insn_before.
13337 2009-06-10 Ian Lance Taylor <iant@google.com>
13340 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13343 2009-06-10 Revital Eres <eres@il.ibm.com>
13345 * passes.c (init_optimization_passes): Reschedule
13346 predictive-commoning pass before complete unroll pass.
13348 2009-06-10 Martin Jambor <mjambor@suse.cz>
13350 * cgraph.c (cgraph_node_can_be_local_p): New function.
13351 (cgraph_make_node_local): New function.
13352 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13353 (cgraph_make_node_local): Declare.
13355 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13357 * tree.h (tree_base): Add packed_flag and user_align fields.
13358 Decrease size of spare field.
13359 (TYPE_USER_ALIGN): Use user_align from tree_base.
13360 (DECL_USER_ALIGN): Likewise.
13361 (TYPE_PACKED): Use packed_flag from tree_base.
13362 (DECL_PACKED): Likewise.
13363 (tree_type): Delete packed_flag and user_align fields. Widen
13364 precision field. Widen mode field and shuffle fields to align
13365 mode on an 8-bit boundary.
13366 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13367 Renumber decl_flag_* fields. Fix comments. Widen
13368 decl_common_unused field.
13369 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13370 (DECL_EXTERNAL): Likewise.
13371 (DECL_BIT_FIELD): Likewise.
13372 (DECL_NONADDRESSABLE_P): Likewise.
13373 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13374 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13376 2009-06-10 Ian Lance Taylor <iant@google.com>
13378 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13379 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13380 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13381 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13382 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13383 DEF_VEC_ALLOC_FUNC_P.
13384 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13385 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13386 DEF_VEC_ALLOC_FUNC_O.
13387 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13388 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13389 DEF_VEC_ALLOC_FUNC_I.
13390 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13391 (vec_stack_p_reserve_exact_1): Declare.
13392 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13393 (vec_stack_free): Declare.
13394 (VEC_stack_alloc): Define.
13395 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13396 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13397 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13398 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13400 (stack_vecs): New static variable.
13401 (vec_stack_p_reserve_exact_1): New function.
13402 (vec_stack_o_reserve_1): New static function.
13403 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13404 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13405 (vec_stack_free): New function.
13406 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13407 (VEC_df_ref_stack_alloc): Define.
13408 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13409 DEF_VEC_ALLOC_P_STACK.
13410 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13411 (struct df_collection_rec): Change _vec fields to VEC. Remove
13413 (df_free_collection_rec): Adjust for new fields.
13414 (df_insn_rescan): Use new df_collection_rec fields.
13415 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13416 (df_ref_create_structure, df_ref_record): Likewise.
13417 (df_get_conditional_uses, df_get_call_refs): Likewise.
13418 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13419 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13420 (df_record_exit_block_uses, df_bb_verify): Likewise.
13421 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13422 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13423 Remove count parameter. Change return type to void. Change all
13425 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13426 Remove count parameter. Change return type to void. Change all
13428 (df_install_refs): Change old_vec parameter to VEC. Remove count
13429 parameter. Change all callers.
13430 (df_install_mws): Change old_vec parameter to VEC. Remove count
13431 parameter. Change all callers.
13432 (df_refs_verify): Change new_rec parameter to VEC. Change call
13434 (df_mws_verify): Likewise.
13436 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13438 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13440 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13442 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13444 2009-06-10 Anthony Green <green@moxielogic.com>
13446 * config/moxie/crti.asm: New file.
13447 * config/moxie/crtn.asm: New file.
13448 * config/moxie/moxie.c: New file.
13449 * config/moxie/moxie.h: New file.
13450 * config/moxie/sfp-machine.h: New file.
13451 * config/moxie/moxie-protos.h: New file.
13452 * config/moxie/t-moxie: Created.
13453 * config/moxie/t-moxie-softfp: Created.
13454 * config/moxie/moxie.md: Created.
13455 * config/moxie/constraints.md: Created.
13456 * config.gcc: Add moxie support.
13457 * doc/md.texi (Machine Constraints): Add moxie constraints.
13458 * doc/contrib.texi (Contributors): Mention moxie port.
13459 * doc/install.texi (Specific): Mention the moxie port.
13461 2009-06-09 Ian Lance Taylor <iant@google.com>
13463 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13464 compiling with C++.
13465 * optabs.c (optab_table): Only use designated initializers if
13466 HAVE_DESIGNATED_INITIALIZERS is defined.
13467 (convert_optab_table): Likewise.
13468 (init_optabs): Always call init_insn_codes if
13469 HAVE_DESIGNATED_INITIALIZERS is not defined.
13471 2009-06-09 Ian Lance Taylor <iant@google.com>
13473 * targhooks.c (default_builtin_vectorized_function): Change fn
13474 parameter to unsigned int.
13475 (default_builtin_vectorized_conversion): Change code parameter to
13477 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13478 * targhooks.h: Update declarations.
13479 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13480 parameter to unsigned int.
13482 * c-typeck.c (comptypes_check_enum_int): New static function.
13483 (comptypes_internal): Add enum_and_int_p parameter. Change all
13485 (comp_target_types): Add location parameter. Change all callers.
13486 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13487 Change all callers.
13488 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13489 (build_conditional_expr): Add colon_loc parameter. Change all
13491 (convert_for_assignment): Add location parameter. Change all callers.
13492 * c-parser.c (c_parser_conditional_expression): Pass location of
13493 colon to build_conditional_expr.
13494 * c-tree.h (build_conditional_expr): Update declaration.
13496 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13498 * graphite.c: Revert previous patch.
13500 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13503 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13505 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13507 * tree-ssa-loop-prefetch.c
13508 (loop_prefetch_arrays): Fixed a portability problem in printf format
13511 2009-06-09 Martin Jambor <mjambor@suse.cz>
13513 PR tree-optimization/40351
13514 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13515 refrence to a potential artifical subaccess can be constructed.
13517 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13519 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13520 (sh_override_options): Likewise.
13521 * config/sh/sh.c: Include params.h.
13522 (sh_optimization_options): New.
13523 (sh_override_options): Likewise.
13524 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13525 (OVERRIDE_OPTIONS): Use sh_override_options.
13527 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13529 * dwarf2out.c (emit_cfa_remember): New variable.
13530 (add_fde_cfi): If emit_cfa_remember, recurse to add
13531 DW_CFA_remember_state first.
13532 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13533 instead just set emit_cfa_remember.
13535 2009-06-08 Jan Hubicka <jh@suse.cz>
13538 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13540 2009-06-08 Jan Hubicka <jh@suse.cz>
13542 PR middle-end/39834
13543 * cgraphunit.c (save_inline_function_body): Do not copy transform
13544 hooks for saved inline bodies.
13545 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13546 for given function.
13548 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13550 * jump.c (returnjump_p): Handle delayed branches. Add missing
13553 2009-06-08 Jan Hubicka <jh@suse.cz>
13555 PR middle-end/40102
13556 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13557 original node might've been modified.
13558 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13560 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13562 * tree-object-size.c (addr_object_size): Add OSI argument.
13563 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13564 (compute_builtin_object_size, expr_object_size): Adjust callers.
13565 (plus_stmt_object_size): Call addr_object_size instead of
13566 compute_builtin_object_size.
13568 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13569 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13571 * tree-ssa-loop-prefetch.c
13572 (gather_memory_references): Introduced a counter for the number of
13574 (anything_to_prefetch_p): Introduced a counter for the number of
13576 (is_loop_prefetching_profitable): New function with a cost model
13578 (loop_prefetch_arrays): Use the new cost model to determine if
13579 prefetching is profitable.
13580 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13581 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13582 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13583 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13584 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13585 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13587 2009-06-08 Michael Matz <matz@suse.de>
13590 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13591 partitions use the same.
13592 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13593 for basevars of SSA_NAMEs.
13594 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13595 to not expand them twice.
13596 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13599 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13601 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13602 (fdump-final-insns=, gtoggle): New.
13603 * doc/invoke.texi: Document them.
13604 * final.c (rest_of_clean_state): Dump final insn stream.
13605 * gcc.c (invoke_as): Hook in -fcompare-debug.
13606 (static_spec_functions): Add compare-debug-dump-opt,
13607 compare-debug-self-opt and compare-debug-auxbase-opt.
13608 (compare_debug, compare_debug_second, compare_debug_opt): New.
13609 (switches_debug_check, n_switches_debug_check): New.
13610 (debug_auxbase_opt, debug_check_temp_file): New.
13611 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13613 (do_self_spec): Handle arguments after switches.
13614 (do_spec_1): Add .gk extension to temp file basenames for compare.
13615 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13616 (cc1_options): Use it instead of normal auxbase computation for
13617 the second compare-debug compilation.
13618 (compare_files): New.
13619 (main): Set up and implement compare debug mode.
13620 (compare_debug_dump_opt_spec_function): New.
13621 (compare_debug_self_opt_spec_function): New.
13622 (compare_debug_auxbase_opt_spec_function): New.
13623 * toplev.c (process_options): Handle flag_gtoggle,
13624 flag_dump_final_insns.
13625 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13626 during -fcompare-debug-second compilation.
13628 2009-06-07 Ian Lance Taylor <iant@google.com>
13630 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13631 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13633 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13634 with no default node. Change warning with %H to warning_at.
13635 Don't clear warn_switch around case checking.
13636 * doc/invoke.texi (Warning Options): Clarify distinction between
13637 -Wswitch and -Wswitch-enum.
13639 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13641 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13643 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13645 * gbl-ctors.h: Add header guard.
13647 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13649 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13650 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13651 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13652 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13653 prototypes for removed functions.
13654 (expressions_equal_p): Move to ...
13655 * tree-ssa-sccvn.h: ... here and ...
13656 * matrix-reorg.c: ... adjust includes.
13658 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13660 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13662 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13664 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13665 (finish_function): Remove erroneous whitespace.
13667 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13669 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13670 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13672 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13674 * errors.c (internal_error): Commentary typo fix.
13675 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13676 * tree-ssa-pre.c: Ditto.
13678 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13680 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13681 them is supposed to hold actual statements.
13683 2009-06-06 Ian Lance Taylor <iant@google.com>
13685 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13686 empty statements can now have attributes.
13688 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13690 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13691 * config/mips/mips.md: Ditto.
13693 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13695 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13697 (__eabi_uconvert): Likewise.
13699 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13701 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13702 CFI_* definitions with IN_GCC.
13704 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13706 * xcoffout.h (xcoffout_source_line): Update prototype.
13708 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13710 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13711 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13713 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13715 PR middle-end/40340
13716 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13717 inlined_function_outer_scope_p blocks for artificial inlines
13719 * tree.c (tree_nonartificial_location): Rewrite using
13720 block_nonartificial_location.
13722 2009-06-05 Revital Eres <eres@il.ibm.com>
13723 Leehod Baruch <leehod@il.ibm.com>
13725 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13726 (expand_expr_real_1): Remove comment.
13727 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13728 Vectorize misaligned access when the target supports it.
13729 (vect_supportable_dr_alignment): Check for unaligned access support.
13730 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13733 2009-06-05 Julian Brown <julian@codesourcery.com>
13735 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13736 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13738 2009-06-05 Richard Guenther <rguenther@suse.de>
13741 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13742 as possibly unused.
13744 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13746 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13747 (save_gprs): Don't tell unwinder when a global register is saved.
13748 (s390_emit_epilogue): Emit needed epilogue unwind info.
13750 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13752 * dwarf2out.c (deferred_asm_name): New.
13753 (add_name_and_src_coords_attributes): Defer creation of
13754 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13756 (move_linkage_attr): New.
13757 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13760 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13762 * tree-nested.c (finalize_nesting_tree_1): Declare the
13763 frame_decl in the binding tree.
13765 2009-06-04 Cary Coutant <ccoutant@google.com>
13767 * basic-block.h (struct basic_block_def): Add discriminator field.
13768 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13770 * debug.c (do_nothing_debug_hooks): Add additional entry.
13771 (debug_nothing_int_charstar_int): New function.
13772 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13773 (debug_nothing_int_charstar_int): New declaration.
13774 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13775 discriminator value in .loc directive.
13776 * final.c (last_discriminator): New variable.
13777 (discriminator): New variable.
13778 (final_start_function): Initialize above variables, pass current
13779 discriminator to debug hook.
13780 (notice_source_line): Check for discriminator change.
13781 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13782 * sdbout.c (sdbout_source_line): New parameter.
13783 * tree-cfg.c (struct locus_discrim_map): New structure type.
13784 (discriminator_per_locus): New hash table.
13785 (build_gimple_cfg): Allocate and free discriminator hash table.
13786 (make_edges): Call assign_discriminator.
13787 (locus_map_hash): New function.
13788 (locus_map_eq): New function.
13789 (next_discriminator_for_locus): New function.
13790 (same_line_p): New function.
13791 (assign_discriminator): New function.
13792 (make_cond_expr_edges): Call assign_discriminator.
13793 (make_gimple_switch_edges): Likewise.
13794 (first_non_label_stmt): New function.
13795 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13797 * xcoffout.c (xcoffout_source_line): Add new parameter.
13799 * configure.ac (gcc_cv_as_discriminator): New configury check for
13800 gas support for discriminator.
13801 * configure: Regenerate.
13802 * config.in: Regenerate.
13804 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13806 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13807 val after checking for integers.
13809 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13811 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13813 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13814 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13815 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13816 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13817 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13818 X64_SSE_REGPARM_MAX.
13819 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13820 X64_SSE_REGPARM_MAX.
13822 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13824 * gcc.c (report_times_to_file): New.
13825 (execute): Implement it.
13826 (process_command): Support -time=.
13827 * doc/invoke.texi: Document it.
13829 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13831 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13832 that have value exprs.
13834 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13836 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13837 declarations for constants until...
13838 (dw2_output_indirect_constant_1): ... this point.
13840 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13843 * arm.md (arm_addsi3): Don't try to split an add with an
13844 eliminable register until after reload has completed.
13846 2009-06-03 Ian Lance Taylor <iant@google.com>
13848 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13849 * genattrtab.c (write_length_unit_log): Likewise.
13850 * genchecksum.c (dosum): Likewise.
13851 * gengtype.c (write_rtx_next): Likewise.
13852 (finish_root_table, write_roots): Likewise.
13853 * gimple.c (gimple_ops_offset_): Likewise.
13854 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
13855 * config/arc/arc.c (arc_attribute_table): Likewise.
13856 * config/arm/arm.c (arm_attribute_table): Likewise.
13857 * config/avr/avr.c (avr_attribute_table): Likewise.
13858 * config/crx/crx.c (crx_attribute_table): Likewise.
13859 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
13860 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
13861 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
13862 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
13863 * config/sh/sh.c (sh_attribute_table): Likewise.
13864 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
13865 * config/spu/spu.c (spu_attribute_table): Likewise.
13866 * config/v850/v850.c (v850_attribute_table): Likewise.
13868 * config/alpha/alpha.c (vms_attribute_table): Make static.
13869 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
13870 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
13871 * config/mips/mips.c (mips_attribute_table): Likewise.
13873 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
13875 (cc1-checksum.o): Likewise.
13877 2009-06-03 Steve Ellcey <sje@cup.hp.com>
13879 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
13881 2009-06-03 Jakub Jelinek <jakub@redhat.com>
13883 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
13884 insn if it is changing sp. Use gen_add3_insn instead of
13885 conditionally gen_addsi3 and gen_adddi3.
13886 (offset_below_red_zone_p): New static inline function.
13887 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
13888 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
13889 * config/rs6000/ppc-asm.h: Include auto-host.h.
13890 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
13891 CFI_RESTORE): Define.
13892 * config/rs6000/crtresxgpr.asm: Add unwind info.
13893 * config/rs6000/crtresxfpr.asm: Likewise.
13894 * config/rs6000/crtresgpr.asm: Likewise.
13895 * config/rs6000/crtresfpr.asm: Likewise.
13896 * config/rs6000/crtsavgpr.asm: Likewise.
13897 * config/rs6000/crtsavfpr.asm: Likewise.
13899 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
13900 argument of DWARF2_FRAME_REG_OUT macros.
13902 2009-06-03 Julian Brown <julian@codesourcery.com>
13904 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
13905 words or less (including TImode) in core registers.
13907 2009-06-03 Richard Guenther <rguenther@suse.de>
13909 PR middle-end/40328
13910 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
13912 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
13914 * statistics.c (statistics_counter_event): Do not record event
13915 in pass dump if its number == -1.
13916 (curr_statistics_hash): Add assert that we never get passes
13917 with static number == -1.
13919 2009-06-03 Richard Guenther <rguenther@suse.de>
13920 Andrey Belevantsev <abel@ispras.ru>
13922 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
13923 non-BLKmode arrays addressable.
13925 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
13927 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
13928 * config/m68k/m68k.h: ... here.
13930 2009-06-03 Martin Jambor <mjambor@suse.cz>
13932 PR tree-optimization/40323
13933 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
13936 2009-06-03 Richard Guenther <rguenther@suse.de>
13938 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13941 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
13943 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13944 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
13945 JUMP_TABLE_DATA_P where applicable.
13946 * config/sh/sh.c: Ditto.
13947 * config/sh/sh.h: Ditto.
13948 * config/sh/sh.md: Ditto.
13949 * config/sh/symbian.c: Ditto.
13951 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
13953 * config/i386/driver-i386.c (describe_cache): Optimize
13954 concatenation of strings. Use snprintf instead of sprintf.
13955 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
13956 target when not compiling with GCC.
13958 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
13960 * config/sh/sh.c: Revert last change.
13961 (sh_expand_epilogue): Emit a blockage insn before the frame
13962 pointer adjustment unconditionally.
13964 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13966 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
13967 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
13968 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
13969 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
13970 to COLLECT_GCC_OPTIONS.
13972 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13974 * collect2.c (target_system_root): New variable.
13975 (main): Handle --sysroot=.
13976 (ignore_library): Strip the sysroot from the library path.
13978 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13980 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
13981 (collect2.o): Depend on collect2-aix.h.
13982 (collect2-aix.o): New rule.
13983 * collect2-aix.h: New file.
13984 * collect2-aix.c: Likewise.
13985 * collect2.c: Include collect2-aix.h. Don't undefine
13986 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
13987 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
13988 Use TARGET_AIX_VERSION instead of _AIX51.
13989 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
13990 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
13991 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
13992 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
13993 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
13995 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13997 * collect2.c (ignore_library): Avoid premature post-increment
13998 and null deference.
14000 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14002 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14003 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14004 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14005 CROSS_DIRECTORY_STRUCTURE too.
14006 (LINK_LIBG_SPEC): Likewise.
14007 (LIB_SPEC): Add %R to sysroot paths.
14008 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14009 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14010 * config/rs6000/aix51.h: As for aix43.h.
14011 * config/rs6000/aix52.h: Likewise.
14012 * config/rs6000/aix53.h: Likewise.
14013 * config/rs6000/aix61.h: Likewise.
14014 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14015 to the beginning of sysroot paths.
14017 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14019 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14020 INSN_LISTs that are out of the REG_NOTE range.
14022 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14024 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14025 (struct var_to_expand): Likewise.
14026 (struct opt_info): Add head and tail for linked lists of the above.
14027 (analyze_insn_to_expand_var): Initialize next.
14028 (analyze_iv_to_split_insn): Likewise.
14029 (analyze_insns_in_loop): Create linked lists.
14030 (allocate_basic_variable): Simplify for use without hash table.
14031 (insert_var_expansion_initialization): Likewise, make it type-safer.
14032 (combine_var_copies_in_loop_exit): Likewise.
14033 (apply_opt_in_copies): Walk lists rather than hash tables.
14034 (release_var_copies): Simplified and inlined by hand into...
14035 (free_opt_info): ... this function.
14037 2009-06-02 Richard Guenther <rguenther@suse.de>
14039 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14042 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14044 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14045 only for builtins that are not overridden.
14047 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14049 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14052 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14054 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14056 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14058 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14060 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14062 * common.opt (fdump-unnumbered-links): New.
14063 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14064 * print-rtl.c (flag_dump_unnumbered_links): New.
14065 (print_rtx): Test it.
14067 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14069 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14070 push/pop multiple to 8-byte alignment.
14072 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14074 * config/i386/i386.c (queued_cfa_restores): New static variable.
14075 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14077 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14078 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14079 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14080 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14081 note unconditionally.
14082 (ix86_emit_restore_regs_using_mov): Likewise.
14083 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14084 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14085 it through to ix86_emit_restore_reg_using_pop.
14086 (ix86_emit_leave): Add RED_OFFSET argument. Call
14087 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14088 instead of adding REG_CFA_OFFSET note unconditionally.
14089 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14090 the above functions. Call ix86_add_queued_cfa_restore_notes when
14093 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14094 force output of the label even for dwarf2out_do_cfi_asm.
14095 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14096 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14097 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14099 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14100 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14101 dwarf2out_cfi_label callers.
14102 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14103 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14104 Adjust dwarf2out_cfi_label callers.
14105 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14107 * config/i386/i386.h (struct machine_cfa_state,
14108 struct machine_function): Guard with ifndef USED_FOR_TARGET
14109 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14112 * emutls.c (__emutls_get_address): Change arr->size to mean number
14113 of allocated arr->data entries instead of # of slots + 1.
14115 PR middle-end/40316
14116 * recog.c (peep2_reinit_state): New function.
14117 (peephole2_init_state): Use it at the end of a basic block and also
14118 when seeing a RTX_FRAME_RELATED_P insn.
14120 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14122 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14123 fixuns_truncrfdi2): New.
14124 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14125 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14126 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14127 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14128 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14129 *recip_approx): Remove.
14130 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14131 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14132 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14134 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14137 2009-06-01 Ian Lance Taylor <iant@google.com>
14139 * attribs.c (register_attribute): Use CONST_CAST.
14140 * collect2.c (main): Use CONST_CAST2.
14141 (scan_prog_file): Likewise.
14142 * gcc.c (process_command, main): Likewise.
14143 * toplev.c (toplev_main): Likewise.
14145 * c-typeck.c (handle_warn_cast_qual): New static function,
14146 partially broken out of build_c_cast.
14147 (build_c_cast): Call handle_warn_cast_qual.
14148 * doc/invoke.texi (Warning Options): Document new effect of
14151 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14153 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14154 (diagnostic_report_current_module): Print columns.
14155 * common.opt (flag_show_column): Enable by default.
14157 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14159 * alias.c (find_base_term): Check for NULL term before returning.
14161 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14163 Revert due to PR40320:
14164 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14165 * calls.c (emit_library_call_value_1): Don't force_operand for move
14168 2009-06-01 Olivier Hainque <hainque@adacore.com>
14169 Eric Botcazou <ebotcazou@adacore.com>
14171 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14172 to be processed as a bitfield for constructor output purposes.
14173 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14175 * varasm.c (oc_local_state): New type, output_constructor
14176 local state to support communication with helpers.
14177 (oc_outer_state): New type, output_constructor outer state of
14178 relevance in recursive calls.
14179 (output_constructor_array_range): New output_constructor helper,
14180 extracted code for an array range element.
14181 (output_constructor_regular_field): New output_constructor helper,
14182 extracted code for an element that is not a bitfield.
14183 (output_constructor_bitfield): New output_constructor helper,
14184 extracted code for a bitfield element. Accept an OUTER state
14185 argument for recursive processing. Recurse on record or array
14186 CONSTRUCTOR values, possibly past noop conversions.
14187 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14188 VALUE is a valid constant-valued expression for use in a static
14189 bit-field initializer.
14190 (output_constructor): Rework to use helpers. Accept and honor an
14191 OUTER state argument for recursive calls. Return total size. Be
14192 prepared for nested constructors initializing bitfields.
14193 (output_constant): Feed OUTER in calls to output_constructor.
14195 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14197 * calls.c (emit_library_call_value_1): Don't force_operand for move
14200 2009-06-01 Nick Clifton <nickc@redhat.com>
14202 * doc/invoke.texi (IA-64 Options): Fix typo.
14204 2009-06-01 Ira Rosen <irar@il.ibm.com>
14206 PR tree-optimization/39129
14207 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14209 (vect_do_peeling_for_loop_bound): Use
14210 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14211 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14212 (vect_loop_versioning): Likewise.
14213 (vect_create_cond_for_alias_checks): Fix indentation.
14214 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14216 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14217 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14218 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14219 "control flow in loop".
14220 (vect_estimate_min_profitable_iters): Use
14221 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14222 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14223 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14224 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14225 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14226 statement belongs to a group of strided accesses with the exact code
14228 (vectorizable_load): Likewise.
14229 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14230 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14232 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14234 * config/freebsd-stdint.h: New file.
14235 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14236 Add freebsd-stdint.h to tm_file.
14238 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14240 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14241 (thumb2_extendhidi2): Likewise.
14243 2009-05-31 Ian Lance Taylor <iant@google.com>
14245 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14247 2009-05-31 Ian Lance Taylor <iant@google.com>
14249 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14250 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14251 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14253 2009-05-31 Jason Merrill <jason@redhat.com>
14255 * tree-pretty-print.c (print_call_name): Take the callee, not the
14256 call itself. Make non-static. Use dump_function_name for functions.
14257 (dump_generic_node): Adjust.
14258 * diagnostic.h: Declare print_call_name.
14259 * gimple-pretty-print.c (dump_gimple_call): Use it.
14261 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14263 * config/sh/sh.md (ashldi3_std): New define_expand.
14266 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14269 * config/sh/sh.c: Include debug.h.
14270 (sh_expand_epilogue): Emit a blockage insn before the frame
14271 pointer adjustment also when dwarf2out_do_frame returns true.
14273 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14275 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14276 (thumb2_extendqidi2): New pattern.
14278 2009-05-31 Ira Rosen <irar@il.ibm.com>
14280 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14281 mark phis for renaming.
14282 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14283 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14284 Call mark_sym_for_renaming.
14285 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14286 * tree-vect-loop.c (vect_transform_loop): Remove
14287 vect_memsyms_to_rename initialization and a call to
14288 mark_set_for_renaming.
14290 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14292 PR middle-end/40304
14293 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14294 frame related even if !set_cfa && style < 0.
14296 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14298 * config/i386/mingw-tls.c: New file.
14299 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14300 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14301 defining _WIN32 but not __CYGWIN__.
14303 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14305 * configure.ac: Add MPC support.
14307 * config.in, configure: Regenerate.
14309 2009-05-29 Richard Henderson <rth@redhat.com>
14311 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14312 NOTE_INSN_BASIC_BLOCK.
14313 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14314 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14315 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14317 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14319 (add_cfi): Disable check redefining cfa away from drap.
14320 (lookup_cfa_1): Add remember argument; handle remember/restore.
14321 (lookup_cfa): Pass remember argument.
14322 (cfa_remember): New.
14323 (compute_barrier_args_size_1): Remove sibcall check.
14324 (dwarf2out_frame_debug_def_cfa): New.
14325 (dwarf2out_frame_debug_adjust_cfa): New.
14326 (dwarf2out_frame_debug_cfa_offset): New.
14327 (dwarf2out_frame_debug_cfa_register): New.
14328 (dwarf2out_frame_debug_cfa_restore): New.
14329 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14330 (dwarf2out_begin_epilogue): New.
14331 (dwarf2out_frame_debug_restore_state): New.
14332 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14333 DW_CFA_restore_state.
14334 (output_cfi_directive): Likewise.
14335 (convert_cfa_to_fb_loc_list): Likewise.
14336 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14337 * dwarf2out.h: Update.
14338 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14339 (copy_insn_1): Early out for null.
14340 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14341 and dwarf2out_frame_debug_restore_state.
14342 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14343 (prologue_insn_hash, epilogue_insn_hash): New.
14344 (free_after_compilation): Adjust freeing accordingly.
14345 (record_insns): Create hash table if needed; push insns into
14346 hash instead of array.
14347 (maybe_copy_epilogue_insn): New.
14348 (contains): Search hash table instead of array.
14349 (sibcall_epilogue_contains): Remove.
14350 (thread_prologue_and_epilogue_insns): Split eh_return insns
14351 and mark them as epilogues.
14352 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14353 scanning in terms of basic blocks.
14354 * insn-notes.def (CFA_RESTORE_STATE): New.
14355 * jump.c (returnjump_p_1): Accept EH_RETURN.
14356 (eh_returnjump_p_1, eh_returnjump_p): New.
14357 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14358 CFA_REGISTER, CFA_RESTORE): New.
14359 * rtl.def (EH_RETURN): New.
14360 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14362 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14363 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14365 * config/i386/i386.c (gen_push): Update cfa state.
14366 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14367 add a CFA_ADJUST_CFA note.
14368 (ix86_dwarf_handle_frame_unspec): Remove.
14369 (ix86_expand_prologue): Update cfa state.
14370 (ix86_emit_restore_reg_using_pop): New.
14371 (ix86_emit_restore_regs_using_pop): New.
14372 (ix86_emit_leave): New.
14373 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14374 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14375 * config/i386/i386.h (struct machine_cfa_state): New.
14376 (ix86_cfa_state): New.
14377 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14378 (eh_return_internal): Merge from eh_return_<mode>,
14379 use eh_return rtx, split w/ epilogue.
14381 2009-05-29 Ian Lance Taylor <iant@google.com>
14383 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14385 * calls.c (emit_library_call_value_1): Likewise.
14387 * c-typeck.c (c_build_va_arg): New function.
14388 * c-tree.h (c_build_va_arg): Declare.
14389 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14390 instead of build_va_arg.
14392 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14394 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14395 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14396 (ptr_difference_cost): Use affine combinations to compute it.
14397 (difference_cost): Likewise.
14398 (get_computation_cost_at): Compute more accurate cost for addresses
14399 if the ratio is a multiplier allowed in addresses.
14400 For non-addresses, consider that an additional offset or symbol is
14403 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14405 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14406 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14408 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14409 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14410 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14412 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14413 to 1 for TYPE_SSE{IADD1,CVT1}.
14414 (prefix_vex_imm8): Removed.
14415 (length_vex): Only pass 1 as second argument to
14416 ix86_attr_length_vex_default if prefix_extra is 0.
14417 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14418 (length): For prefix vex computation use length_immediate
14419 attribute instead of prefix_vex_imm8.
14420 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14421 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14422 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14423 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14424 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14425 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14426 a space in between the operands.
14427 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14428 if one operand is 0xff and the other one si, di, bp or sp.
14429 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14430 other one si, di, bp or sp.
14431 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14432 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14433 type and mode attributes.
14434 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14435 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14436 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14437 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14438 prefix_data16 attribute iff MODE_DF.
14439 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14440 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14441 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14442 constm128_operand in length_immediate computation.
14443 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14444 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14445 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14446 length_immediate attribute to 1.
14447 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14448 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14449 for certain alternatives.
14450 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14451 prefix_data16 attribute if MODE_V1DF.
14452 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14453 length_immediate to 1.
14454 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14455 length_address to 4, set mode attribute to MODE_DI.
14456 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14457 (fxam<mode>2_i387): Set length attribute to 4.
14458 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14459 *prefetch_3dnow_rex): Override length_address attribute.
14460 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14462 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14463 (constm128_operand): Removed.
14464 * config/i386/i386.c (memory_address_length): For
14465 disp && !index && !base in 64-bit mode account for SIB byte if
14466 print_operand_address can't optimize disp32 into disp32(%rip)
14467 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14468 for fs: or gs: segment.
14469 (ix86_attr_length_immediate_default): When checking if shortform
14470 is possible, truncate immediate to the length of the non-shortened
14472 (ix86_attr_length_address_default): Ignore MEM_P operands
14474 (ix86_attr_length_vex_default): Only check for DImode on
14475 GENERAL_REG_P operands.
14476 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14477 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14478 (sse_cvttps2pi): Clear prefix_rep attribute.
14479 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14481 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14482 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14483 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14484 iff operand 2 is const_int_operand.
14485 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14486 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14487 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14489 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14491 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14492 prefix_data16 attribute for movlpd and movhpd instructions.
14493 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14494 length_immediate for shufpd instruction.
14495 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14496 (avx_cmpp<avxmodesuffixf2c><mode>3,
14497 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14498 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14499 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14500 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14501 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14502 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14503 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14504 prefix_data16 attribute for the first alternative to 1.
14505 (*avx_loadlps): Override length_immediate for the first alternative.
14506 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14507 attributes for second alternative.
14508 (*vec_concatv2sf_sse4_1): Override length_immediate and
14509 prefix_data16 attributes for second alternative.
14510 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14511 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14512 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14513 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14514 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14515 prefix_data16 and length_immediate to 1.
14516 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14518 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14519 prefix_extra attribute for variants that don't have 0f prefix alone.
14520 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14521 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14522 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14523 *sse4_1_pextrd): Set length_immediate to 1.
14524 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14525 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14527 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14528 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14529 length_immediate to 1 for second alternative.
14530 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14531 prefix_extra and length_immediate attributes for the first
14533 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14535 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14536 to 1 for the first and third alternative.
14537 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14539 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14541 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14543 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14544 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14545 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14546 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14547 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14548 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14549 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14550 ssse3_psign<mode>3): Override prefix_rex attribute.
14551 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14552 (ssse3_palignrti): Override length_immediate to 1.
14553 (ssse3_palignrdi): Override length_immediate to 1, override
14554 prefix_rex attribute.
14555 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14556 (sse4a_extrqi): Override length_immediate to 2.
14557 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14558 (sse4a_insertq): Override prefix_data16 to 0.
14559 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14560 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14561 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14562 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14563 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14564 and length_immediate to 1.
14565 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14566 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14567 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14568 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14569 and length_immediate to 1.
14570 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14571 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14572 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14573 avx_ptest256): Override prefix_extra to 1.
14574 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14575 Override prefix_data16 and length_immediate to 1.
14576 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14577 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14578 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14579 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14580 prefix_data16 to 0 and prefix_extra to 2.
14581 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14582 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14584 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14585 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14586 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14587 and prefix_extra to 2.
14588 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14589 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14590 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14591 avx_vpermilvar<mode>3,
14592 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14593 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14594 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14595 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14596 Override prefix_extra to 1.
14597 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14598 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14599 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14600 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14601 prefix_extra and length_immediate to 1.
14602 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14604 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14605 to 1 for the first alternative.
14606 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14607 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14609 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14610 *movv2sf_internal_avx, *movv2sf_internal): Override
14611 prefix_rep attribute for certain alternatives.
14612 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14613 attributes for certain alternatives.
14614 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14615 attributes for certain alternatives.
14616 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14617 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14618 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14619 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14620 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14621 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14622 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14623 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14624 length_immediate to 1 if operand 2 is const_int_operand.
14625 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14626 *vec_extractv2si_1): Set length_immediate attribute to 1.
14627 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14628 using old 3DNOW insn rather than SSE/3DNOW_A.
14629 (mmx_emms, mmx_femms): Clear modrm attribute.
14631 2009-05-29 Martin Jambor <mjambor@suse.cz>
14633 * tree-sra.c: New implementation of SRA.
14635 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14636 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14637 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14638 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14639 (SRA_MAX_STRUCTURE_COUNT): Removed.
14640 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14641 * doc/invoke.texi (sra-max-structure-size): Removed.
14642 (sra-field-structure-ratio): Removed.
14644 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14646 PR middle-end/40291
14647 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14650 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14652 PR rtl-optimization/40101
14653 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14654 seqno. Adjust comment.
14655 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14656 inserting bookkeeping before a jump, the jump is not scheduled.
14657 When no positive seqno found, provide a value. Add comment.
14659 2009-05-29 Richard Guenther <rguenther@suse.de>
14661 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14662 short-cutting on the first component.
14664 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14666 PR middle-end/39958
14667 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14668 for trees other than decls/types.
14670 2009-05-29 Richard Guenther <rguenther@suse.de>
14672 * tree-ssa-operands.c (get_expr_operands): Do not handle
14673 INDIRECT_REFs in the handled-component case. Remove
14674 unused get_ref_base_and_extent case.
14675 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14676 tree_low_cst and host_integerp where possible.
14677 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14678 codes for equivalence.
14679 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14681 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14683 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14684 to tmake_file for i[34567]86-*-cygwin*.
14686 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14689 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14690 (altivec_categorize_keyword, init_vector_keywords,
14691 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14694 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14696 * tree.c (handle_dll_attribute): Check if node is
14697 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14699 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14701 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14703 (thumb2_zero_extendqidi2): Likewise.
14705 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14707 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14708 instead of gen_movrt.
14709 * config/sh/sh.md (movrt): Remove.
14711 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14713 * doc/invoke.texi (IA-64 Options):
14714 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14715 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14716 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14717 -msched-prefer-non-control-spec-insns,
14718 -msched-stop-bits-after-every-cycle,
14719 -msched-count-spec-in-critical-path,
14720 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14721 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14722 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14723 and -msched-spec-verbose.
14725 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14727 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14728 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14730 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14732 2009-05-28 Richard Guenther <rguenther@suse.de>
14734 * tree-ssa-alias.c (ao_ref_init): New function.
14735 (ao_ref_base): Likewise.
14736 (ao_ref_base_alias_set): Likewise.
14737 (ao_ref_alias_set): Likewise.
14738 (refs_may_alias_p_1): Change signature.
14739 (refs_may_alias_p): Adjust.
14740 (refs_anti_dependent_p): Likewise.
14741 (refs_output_dependent_p): Likewise.
14742 (call_may_clobber_ref_p_1): Change signature.
14743 (call_may_clobber_ref_p): Adjust.
14744 (stmt_may_clobber_ref_p_1): New function split out from ...
14745 (stmt_may_clobber_ref_p): ... here.
14746 (maybe_skip_until): Adjust signature.
14747 (get_continuation_for_phi): Likewise.
14748 (walk_non_aliased_vuses): Likewise.
14749 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14750 (ao_ref_init): Declare.
14751 (ao_ref_base): Likewise.
14752 (ao_ref_alias_set): Likewise.
14753 (stmt_may_clobber_ref_p_1): Likewise.
14754 (walk_non_aliased_vuses): Adjust.
14755 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14756 (get_ref_from_reference_ops): remove.
14757 (vn_reference_lookup_2): Adjust signature.
14758 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14759 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14760 (vn_reference_lookup): Adjust.
14761 (vn_reference_insert): Likewise.
14762 (vn_reference_insert_pieces): Adjust signature.
14763 (visit_reference_op_call): Adjust.
14764 * tree-ssa-pre.c (get_expr_type): Simplify.
14765 (phi_translate_1): Adjust.
14766 (compute_avail): Likewise.
14767 (translate_vuse_through_block): Do not re-build trees.
14768 (value_dies_in_block_x): Likewise.
14769 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14771 (vn_reference_lookup_pieces): Adjust declaration.
14772 (vn_reference_insert_pieces): Likewise.
14774 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14776 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14777 with checking disabled.
14779 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14783 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14784 macro definition for support of three-operand format aligned
14785 .comm directive in assembler on cygwin/pe/mingw target OS.
14786 * configure: Regenerate.
14787 * config.h: Regenerate.
14789 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14790 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14791 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14793 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14794 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14796 2009-05-28 Ira Rosen <irar@il.ibm.com>
14798 PR tree-optimization/40254
14799 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14800 in analysis of basic blocks.
14802 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14804 PR middle-end/33699
14805 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14806 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14807 (TARGET_INITIALIZER): Use it.
14808 * cse.c (CHEAPER): Move it up to the other macros.
14809 (insert): Rename this ...
14810 (insert_with_costs): ... to this. Add cost parameters. Update
14812 (insert): New function. Call insert_with_costs.
14813 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14814 find_reg_offset_for_const, try_const_anchors): New functions.
14815 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14816 when using a const-anchor. Call insert_const_anchors.
14817 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14818 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14820 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14822 * tree-inline.c (remap_decls): Enable nonlocalized variables
14823 when not optimizing.
14825 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14827 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14828 Simplify other tests involving optimize.
14830 2009-05-27 Tom Tromey <tromey@redhat.com>
14832 * unwind-dw2.c (_Unwind_DebugHook): New function.
14833 (uw_install_context): Call _Unwind_DebugHook.
14835 2009-05-27 Tom Tromey <tromey@redhat.com>
14837 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14839 2009-05-27 Ian Lance Taylor <iant@google.com>
14841 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14842 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14843 (ALL_LINKERFLAGS): Define.
14844 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14845 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14846 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14847 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14848 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14849 $(LINKER_FOR_BUILD).
14850 (build/gcov-iov$(build_exeext)): Likewise.
14852 2009-05-27 Julian Brown <julian@codesourcery.com>
14854 * gcse.c (target.h): Include.
14855 (can_assign_to_reg_without_clobbers_p): Check that the target allows
14856 copy of argument to a pseudo register.
14858 2009-05-27 Diego Novillo <dnovillo@google.com>
14860 * tree-ssa-live.c (dump_scope_block): Document arguments.
14861 (dump_scope_blocks): Document.
14862 (debug_scope_blocks): New.
14863 * tree-flow.h (debug_scope_blocks): Declare.
14865 2009-05-21 Denis Chertykov <denisc@overta.ru>
14867 * doc/contrib.texi (Contributors): Add myself to the list.
14869 2009-05-27 Olivier Hainque <hainque@adacore.com>
14871 * expr.c (target_align): New function. Alignment the TARGET of an
14872 assignment may be assume to have.
14873 (highest_pow2_factor_for_target): Use it instead of relying on
14874 immediate tree attributes of TARGET, not necessarily honored when
14875 intermediate bitfields are involved.
14877 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
14880 * config/i386/driver-i386.c (host_detect_local_cpu): Support
14881 AVX, SSE4, AES, PCLMUL and POPCNT.
14883 2009-05-27 Diego Novillo <dnovillo@google.com>
14885 * tree-pretty-print.c (dump_location): New.
14886 (dump_generic_node): Call it.
14887 Factor code to handle BLOCK nodes ...
14888 (dump_block_node): ... here.
14890 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
14892 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
14894 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
14896 * gcc-plugin.h: Include config.h and system.h.
14897 (IN_GCC): Define if not defined.
14899 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
14901 PR middle-end/40249
14902 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
14905 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
14907 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
14909 * config/m32r/m32r.h: Ditto.
14910 * config/m32r/m32r.md: Ditto.
14911 * config/m32r/predicates.md: Ditto.
14913 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
14915 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
14917 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
14920 (Loading plugins): typo.
14921 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
14922 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14923 (Interacting with the GCC Garbage Collector): Added new section.
14924 (Giving information about a plugin): Added new section for
14926 * ggc.h (ggc_register_root_tab): Added declaration.
14927 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
14928 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
14929 (register_callback): Improved comment in declaration.
14930 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
14931 (extra_root_vec) Added static variable for dynamic roots registration.
14932 (ggc_register_root_tab) Added new routine.
14933 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
14934 PLUGIN_GGC_MARKING event.
14935 * ggc-zone.c: Include plugin.h.
14936 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14937 * ggc-page.c: Include plugin.h.
14938 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14939 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
14940 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
14941 (register_callback): check lack of callbacks for
14942 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
14943 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
14944 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
14945 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14946 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
14947 dependency on plugin.h.
14948 (plugin.o): Added dependency on ggc.h...
14950 2009-05-26 Richard Guenther <rguenther@suse.de>
14952 PR middle-end/40248
14954 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14955 with mismatched comparison modes.
14957 * expr.c (expand_expr_real_1): Expand the operand of a
14958 VIEW_CONVERT_EXPR in its natural mode.
14960 2009-05-26 Ian Lance Taylor <iant@google.com>
14962 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
14963 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
14964 (ALL_COMPILERFLAGS): Define.
14965 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
14966 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14967 (collect2$(exeext), collect2.o): Likewise.
14968 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
14969 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
14970 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
14971 (libbackend.o, intl.o, cppdefault.o): Likewise.
14972 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14973 (build/%.o): Use $(COMPILER_FOR_BUILD).
14974 (build/gen%$(build_exeext)): Likewise.
14975 (build/gcov-iov$(build_exeext)): LIkewise.
14976 * config/t-darwin (darwin.o): Use $(COMPILER).
14977 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
14978 * config/t-sol2 (sol2-c.o): Likewise.
14979 (sol2.o): Likewise.
14980 * config/t-vxworks (vxworks.o): Likewise.
14981 * config/x-darwin (host-darwin.o): Likewise.
14982 * config/x-hpux (host-hpux.o): Likewise.
14983 * config/x-linux (host-linux.o): Likewise.
14984 * config/x-solaris (host-solaris.o): Likewise.
14985 * config/alpha/x-alpha (driver-alpha.o): Likewise.
14986 * config/arm/t-arm (arm-c.o): Likewise.
14987 * config/arm/t-pe (pe.o): Likewise.
14988 * config/arm/t-wince-pe (pe.o): Likewise.
14989 * config/i386/t-cygming (winnt.o): Likewise.
14990 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
14991 * config/i386/t-cygwin (cygwin1.o): Likewise.
14992 (cygwin2.o): Likewise.
14993 * config/i386/t-i386 (i386-c.o): Likewise.
14994 * config/i386/t-interix (winnt.o): Likewise.
14995 * config/i386/t-netware (netware.o): Likewise.
14996 * config/i386/t-nwld (nwld.o): Likewise.
14997 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
14998 * config/i386/x-i386 (driver-i386.o): Likewise.
14999 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15000 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15001 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15002 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15003 * config/mips/x-native (driver-native.o): Likewise.
15004 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15005 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15006 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15007 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15008 * config/score/t-score-elf (score7.o): Likewise.
15009 (score3.o): Likewise.
15010 * config/sh/t-sh (sh-c.o): Likewise.
15011 * config/sh/t-symbian (sh-c.o): Likewise.
15012 (symbian.o): Likewise.
15013 * config/spu/t-spu-elf (spu-c.o): Likewise.
15014 * config/v850/t-v850 (v850-c.o): Likewise.
15015 * config/v850/t-v850e (v850-c.o): Likewise.
15017 2009-05-26 Richard Guenther <rguenther@suse.de>
15019 PR tree-optimization/40122
15020 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15021 VECTOR_CSTs if possible.
15022 (fold_gimple_assign): Likewise.
15024 2009-05-26 Richard Guenther <rguenther@suse.de>
15026 PR middle-end/40252
15027 * fold-const.c (fold_binary): Use the correct types for building
15030 2009-05-26 Richard Guenther <rguenther@suse.de>
15032 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15033 redundant calls to merge_alias_info.
15034 (bump_vector_ptr): Likewise.
15035 * tree-ssa-copy.c (merge_alias_info): Remove.
15036 (replace_exp_1): Remove call to merge_alias_info.
15037 (propagate_tree_value): Likewise.
15038 (fini_copy_prop): Propagate points-to info.
15039 * tree-flow.h (merge_alias_info): Remove.
15041 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15043 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15045 2009-05-25 Jan Hubicka <jh@suse.cz>
15047 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15048 * cgraph.h (struct inline_summary): New filed self_wize,
15049 size_inlining_benefit, self_time and time_inlining_benefit.
15050 (struct cgraph_global_info): Replace insns by time ans size fields.
15051 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15052 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15053 (ipcp_update_callgraph): Do not touch function bodies.
15054 * ipa-inline.c: Include except.h
15055 (MAX_TIME): New constant.
15056 (overall_insns): Remove.
15057 (leaf_node_p): New.
15058 (overall_size, max_benefit): New static variables.
15059 (cgraph_estimate_time_after_inlining): New function.
15060 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15061 (cgraph_clone_inlined_nodes): Update size.
15062 (cgraph_mark_inline_edge): Update size.
15063 (cgraph_estimate_growth): Use size info.
15064 (cgraph_check_inline_limits): Check size.
15065 (cgraph_default_inline_p): Likewise.
15066 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15067 (cgraph_decide_recursive_inlining): Check size.
15068 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15070 (cgraph_decide_inlining): Likewise.
15071 (cgraph_decide_inlining_incrementally): Likewise; honor
15072 PARAM_EARLY_INLINING_INSNS.
15073 (likely_eliminated_by_inlining_p): New predicate.
15074 (estimate_function_body_sizes): New function.
15075 (compute_inline_parameters): Use it.
15076 * except.c (must_not_throw_labels): New function.
15077 * except.h (must_not_throw_labels): Declare.
15078 * tree-inline.c (init_inline_once): Kill inlining_weigths
15079 * tree-ssa-structalias.c: Avoid uninitialized warning.
15080 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15081 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15082 (PARAM_INLINE_CALL_COST): Remove.
15083 (PARAM_EARLY_INLINING_INSNS): New.
15085 2009-05-25 Richard Guenther <rguenther@suse.de>
15087 PR tree-optimization/36327
15088 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15089 callback for reference translation or lookup at the point of may-defs.
15090 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15091 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15092 for union COMPONENT_REFs.
15093 (vn_reference_lookup_3): New callback. Lookup from memset
15094 and CONSTRUCTOR assignment, translate through struct copies.
15095 (vn_reference_lookup_pieces): Make sure to not free the
15096 passed operands array. Adjust walk_non_aliased_vuses call.
15097 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15098 make sure we do not leak memory.
15100 2009-05-25 Richard Guenther <rguenther@suse.de>
15102 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15103 * tree-inline.c (expand_call_inline): Reset the escaped and
15104 callused solutions.
15105 * tree-ssa-structalias.c (pass_build_ealias): New.
15106 * tree-pass.h (pass_build_ealias): Declare.
15107 * passes.c (init_optimization_passes): Add PTA during
15108 early optimizations.
15109 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15110 and CALLUSED solutions.
15111 (dump_points_to_solution): New function, split out from ...
15112 (dump_points_to_info_for): ... here.
15113 * tree-parloops.c (parallelize_loops): Reset the escaped and
15114 callused solutions.
15116 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15119 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15120 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15122 2009-05-25 Ira Rosen <irar@il.ibm.com>
15124 PR tree-optimization/40238
15125 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15126 statements after basic block's labels.
15127 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15128 to free the allocated memory.
15130 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15132 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15133 return address with a USE.
15135 2009-05-24 Richard Guenther <rguenther@suse.de>
15137 PR middle-end/40233
15138 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15139 array type from the main variant of the inner type.
15141 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15143 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15144 definition to bool (from int) to un-break build.
15145 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15147 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15149 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15150 discard_stmt_changes): Delete.
15151 * tree-ssa-operands.c (scb_stack): Delete.
15152 (init_ssa_operands): Do not initialize it.
15153 (fini_ssa_operands): Do not free it.
15154 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15156 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15157 update_stmt, remove the others. Fix comments.
15158 * tree-dfa.c (optimize_stack_restore): Likewise.
15159 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15160 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15161 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15162 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15164 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15165 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15166 (dom_opt_finalize_block): Likewise, adjusting access to
15168 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15169 (stmts_to_rescan): Change item type to gimple.
15170 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15172 2009-05-24 Ira Rosen <irar@il.ibm.com>
15174 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15175 * tree-pass.h (pass_slp_vectorize): New pass.
15176 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15177 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15178 * tree-vectorizer.c (timevar.h): Include.
15179 (user_vect_verbosity_level): Declare.
15180 (vect_location): Fix comment.
15181 (vect_set_verbosity_level): Update user_vect_verbosity_level
15182 instead of vect_verbosity_level.
15183 (vect_set_dump_settings): Add an argument. Ignore user defined
15184 verbosity if dump flags require higher level of verbosity. Print to
15185 stderr only for loop vectorization.
15186 (vectorize_loops): Update call to vect_set_dump_settings.
15187 (execute_vect_slp): New function.
15188 (gate_vect_slp): Likewise.
15189 (struct gimple_opt_pass pass_slp_vectorize): New.
15190 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15191 access its members.
15192 (vec_info_for_bb): New function.
15193 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15194 (VECTORIZATION_ENABLED): New macro.
15195 (SLP_ENABLED, SLP_DISABLED): Likewise.
15196 (vect_is_simple_use): Add bb_vec_info argument.
15197 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15198 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15199 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15200 vect_schedule_slp, vect_analyze_slp): Likewise.
15201 (vect_analyze_stmt): Add slp_tree argument.
15202 (find_bb_location): Declare.
15203 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15204 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15205 (vect_analyze_loop_operations, vect_analyze_loop,
15206 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15207 vect_finalize_reduction, vectorizable_reduction,
15208 vectorizable_live_operation, vect_transform_loop): Likewise.
15209 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15210 skip evolution analysis if analyzing a basic block.
15211 (dr_analyze_indices): Likewise.
15212 (initialize_data_dependence_relation): Skip the test whether the
15213 object is invariant for basic blocks.
15214 (compute_all_dependences): Skip dependence analysis for data
15215 references in basic blocks.
15216 (find_data_references_in_stmt): Don't fail in case of invariant
15217 access in basic block.
15218 (find_data_references_in_bb): New function.
15219 (find_data_references_in_loop): Move code to
15220 find_data_references_in_bb and add a call to it.
15221 (compute_data_dependences_for_bb): New function.
15222 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15223 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15225 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15226 unknown dependence in basic block and fail in case of dependence in
15228 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15229 dependence instances from either loop or basic block vectorization
15231 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15232 before calling nested_in_vect_loop_p.
15233 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15234 dependence instances from either loop or basic block vectorization
15236 (vect_verify_datarefs_alignment): Likewise.
15237 (vect_enhance_data_refs_alignment): Adjust function calls.
15238 (vect_analyze_data_refs_alignment): Likewise.
15239 (vect_analyze_group_access): Fix printing. Skip different checks if
15240 DR_STEP is 0. Keep strided stores either in loop or basic block
15241 vectorization data structure. Fix indentation.
15242 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15244 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15245 dependence instances from either loop or basic block vectorization
15247 (vect_analyze_data_refs): Update comment. Call
15248 compute_data_dependences_for_bb to analyze basic blocks.
15249 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15250 case of loop vectorization. In case of basic block vectorization use
15251 data-ref itself as a base.
15252 (vect_create_data_ref_ptr): In case of basic block vectorization:
15253 don't advance the pointer, add new statements before the current
15254 statement. Adjust function calls.
15255 (vect_supportable_dr_alignment): Support only aligned accesses in
15256 basic block vectorization.
15257 * common.opt (ftree-slp-vectorize): New flag.
15258 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15259 (vect_pattern_recog_1): Likewise.
15260 * tree-vect-stmts.c (process_use): Likewise.
15261 (vect_init_vector): Add new statements in the beginning of the basic
15262 block in case of basic block SLP.
15263 (vect_get_vec_def_for_operand): Adjust function calls.
15264 (vect_finish_stmt_generation): Likewise.
15265 (vectorizable_call): Add assert that it is loop vectorization, adjust
15267 (vectorizable_conversion, vectorizable_assignment): Likewise.
15268 (vectorizable_operation): In case of basic block SLP, take
15269 vectorization factor from statement's type and skip the relevance
15270 check. Adjust function calls.
15271 (vectorizable_type_demotion): Add assert that it is loop
15272 vectorization, adjust function calls.
15273 (vectorizable_type_promotion): Likewise.
15274 (vectorizable_store): Check for outer loop only in case of loop
15275 vectorization. Adjust function calls. For basic blocks, skip the
15276 relevance check and don't advance pointers.
15277 (vectorizable_load): Likewise.
15278 (vectorizable_condition): Add assert that it is loop vectorization,
15279 adjust function calls.
15280 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15281 that it is not reduction, get vector type, call only supported
15282 functions, skip loop specific parts.
15283 (vect_transform_stmt): Check for outer loop only in case of loop
15285 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15286 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15287 for external definition.
15288 * passes.c (pass_slp_vectorize): New pass.
15289 * tree-vect-slp.c (find_bb_location): New function.
15290 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15291 check for patterns only in loops.
15292 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15293 case of multiple types in basic block SLP.
15294 (vect_mark_slp_stmts_relevant): New function.
15295 (vect_supported_load_permutation_p): Fix comment.
15296 (vect_analyze_slp_instance): Add argument. In case of basic block
15297 SLP, take vectorization factor from statement's type, check that
15298 unrolling factor is 1. Adjust function call. Save SLP instance in
15299 either loop or basic block vectorization structure. Return FALSE,
15301 (vect_analyze_slp): Add argument. Get strided stores groups from
15302 either loop or basic block vectorization structure. Return FALSE
15303 if basic block SLP failed.
15304 (new_bb_vec_info): New function.
15305 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15306 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15307 (vect_schedule_slp): Add argument. Get SLP instances from either
15308 loop or basic block vectorization structure. Set vectorization factor
15309 to be 1 for basic block SLP.
15310 (vect_slp_transform_bb): New function.
15311 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15313 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15315 * final.c (shorten_branches): Do not align labels for jump tables.
15316 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15318 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15320 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15321 Remove outdated reference to flow.c and fix nits.
15322 * doc/gccint.texi: Tweak RTL description.
15323 * doc/rtl.texi: Likewise.
15325 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15327 * config/avr/avr.c: Change my email address.
15328 * config/avr/avr.h: Likewise.
15329 * config/avr/avr.md: Likewise.
15330 * config/avr/avr-protos.h: Likewise.
15331 * config/avr/libgcc.S: Likewise.
15333 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15335 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15336 (spu_split_load, spu_split_store): Change return type to int.
15337 (spu_split_convert): Declare.
15338 * config/spu/predicates.md (spu_mem_operand): Remove.
15339 (spu_mov_operand): Update.
15340 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15341 * config/spu/spu.c (regno_aligned_for_load): Remove.
15342 (reg_aligned_for_addr, spu_expand_load): Define.
15343 (spu_expand_extv): Reimplement and handle MEM.
15344 (spu_expand_insv): Handle MEM.
15345 (spu_sched_reorder): Handle insn's with length 0.
15346 (spu_legitimate_address_p): Reimplement.
15347 (store_with_one_insn_p): Return TRUE for any mode with size
15348 larger than 16 bytes.
15349 (address_needs_split): Define.
15350 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15352 (spu_convert_move): Define.
15353 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15354 (spu_split_store): Change all MEM's to TImode.
15355 (spu_init_expanders): Preallocate registers that correspond to
15356 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15358 (spu_split_convert): Define.
15359 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15360 (_move<mode>, _movdi, _movti): Update predicate and condition.
15361 (load, store): Change to define_split.
15362 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15364 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15365 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15366 define_insn_and_split of lshr<mode>3.
15367 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15368 (<v>ashr<mode>3_imm): Define.
15369 (extv, extzv, insv): Allow MEM operands.
15370 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15371 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15372 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15373 (_spu_convert2): Change to define_insn_and_split and remove the
15374 corresponding define_peephole2.
15375 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15376 Change predicates to memory_operand.
15378 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15380 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15382 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15384 PR tree-optimization/40219
15385 * tree.c (iterative_hash_expr): Make sure the builtin function is
15386 a normal builtin function and not a front end or back end builtin
15387 before indexing into the built_in_decls array.
15389 2009-05-22 Richard Guenther <rguenther@suse.de>
15391 PR middle-end/38964
15392 * alias.c (write_dependence_p): Do not use TBAA for answering
15393 anti-dependence or output-dependence.
15394 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15395 (emit_pointer_definition): Remove.
15396 (emit_alias_warning): Likewise.
15397 (find_what_var_points_to): Remove TBAA pruning code.
15398 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15400 (compute_points_to_sets): Remove code computing the set of
15401 dereferenced pointers.
15402 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15403 oracle for querying anti and output dependencies.
15404 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15405 if TBAA may be applied.
15406 (refs_anti_dependent_p): New function.
15407 (refs_output_dependent_p): Likewise.
15408 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15409 (refs_output_dependent_p): Likewise.
15410 * doc/tree-ssa.texi (Memory model): New section.
15411 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15412 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15413 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15414 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15415 * expr.c (expand_expr_real_1): Likewise.
15416 * gimple-low.c (lower_stmt): Likewise.
15417 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15418 (dump_gimple_cdt): Remove.
15419 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15420 (gimple_size): Likewise.
15421 (walk_gimple_op): Likewise.
15422 (is_gimple_stmt): Likewise.
15423 (walk_stmt_load_store_addr_ops): Likewise.
15424 (gimple_build_cdt): Remove.
15425 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15426 * gimple.h (gimple_cdt_new_type): Remove.
15427 (gimple_cdt_new_type_ptr): Likewise.
15428 (gimple_cdt_set_new_type): Likewise.
15429 (gimple_cdt_location): Likewise.
15430 (gimple_cdt_location_ptr): Likewise.
15431 (gimple_cdt_set_location): Likewise.
15432 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15433 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15434 GIMPLE_CHANGE_DYNAMIC_TYPE.
15435 (verify_types_in_gimple_stmt): Likewise.
15436 * tree-inline.c (estimate_num_insns): Likewise.
15437 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15438 (copy_decl_to_var): Likewise.
15439 (copy_result_decl_to_var): Likewise.
15440 * tree-pretty-print.c (dump_generic_node): Do not handle
15441 CHANGE_DYNAMIC_TYPE_EXPR.
15442 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15443 * tree-ssa-operands.c (get_expr_operands): Likewise.
15444 * tree-ssa-structalias.c (struct variable_info): Remove
15445 no_tbaa_pruning member.
15446 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15447 (unify_nodes): Do not copy it.
15448 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15449 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15450 (set_uids_in_ptset): Do not check it.
15451 (find_what_var_points_to): Likewise.
15452 (compute_tbaa_pruning): Remove.
15453 (compute_points_to_sets): Do not call it.
15454 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15455 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15456 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15457 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15458 (DECL_NO_TBAA_P): Likewise.
15459 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15460 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15461 (expand_omp_atomic_pipeline): Do not set it.
15462 * print-tree.c (print_node): Do not dump it.
15463 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15466 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15469 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15472 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15474 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15477 2009-05-22 Ben Elliston <bje@au.ibm.com>
15479 * Makefile.in (bversion.h, s-bversion): New targets.
15480 (TOPLEV_H): Add bversion.h.
15481 * toplev.h: Include "bversion.h".
15482 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15483 the __format__ attribute only if compiling with the same version
15484 of GCC as the sources (the "build version").
15486 2009-05-22 Ben Elliston <bje@au.ibm.com>
15488 * c-format.c (handle_format_attribute): Fix comment typo.
15490 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15493 * config/ia64/ia64.opt (mfused-madd): New.
15494 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15495 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15496 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15497 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15498 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15499 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15500 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15501 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15502 instruction if !TARGET_FUSED_MADD.
15503 (fpma, fpms): Remove colon from name.
15505 2009-05-22 Richard Guenther <rguenther@suse.de>
15507 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15508 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15509 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15511 (create_expression_by_pieces): Only convert if necessary.
15512 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15513 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15515 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15517 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15518 regular pattern from a template and rename it ...
15519 (*extzv_truncsi_exts): ... to this.
15521 2009-05-21 Richard Guenther <rguenther@suse.de>
15523 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15524 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15525 (cgraph_default_inline_p): Likewise.
15526 (cgraph_decide_inlining_incrementally): Likewise.
15528 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15529 Uros Bizjak <ubizjak@gmail.com>
15531 * config/i386/cpuid.h (bit_MOVBE): New.
15533 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15535 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15536 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15537 (ix86_handle_option): Handle OPT_mmovbe.
15538 (ix86_target_string): Add -mmovbe.
15539 (pta_flags): Add PTA_MOVBE.
15540 (processor_alias_table): Add PTA_MOVBE to "atom".
15541 (override_options): Handle PTA_MOVBE.
15543 * config/i386/i386.h (TARGET_MOVBE): New.
15545 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15546 (*bswapsi_movbe): New.
15547 (*bswapdi_movbe): Likewise.
15548 (bswapdi2): Renamed to ...
15549 (*bswapdi_1): This.
15550 (bswapdi2): New expander.
15552 * config/i386/i386.opt (mmovbe): New.
15554 * doc/invoke.texi: Document -mmovbe.
15556 2009-05-21 Taras Glek <tglek@mozilla.com>
15558 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15559 * gcc-plugin.h (plugin_init): Updated signature.
15560 * gcc-plugin.h (plugin_name_args): Moved to this header.
15561 * doc/plugins.texi (plugin_init): Updated documention to reflect
15563 * doc/plugins.texi (plugin_name_args): Added to documention.
15565 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15567 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15568 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15570 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15572 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15573 JUMP_TABLE_DATA_P predicates where applicable.
15574 * config/i386/predicates.md: Ditto.
15575 * config/i386/sse.md: Ditto.
15577 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15579 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15580 operand2 -128 override length_immediate attribute to 1.
15581 * config/i386/predicates.md (constm128_operand): New predicate.
15583 * config/i386/i386.c (memory_address_length): Handle %r12
15584 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15586 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15587 mode look through optional ZERO_EXTEND and SUBREG.
15588 * config/i386/i386.md (R12_REG): New define_constant.
15589 (prefix_data16): For sse unit set also for MODE_TI insns.
15590 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15591 insns set if operand 1 is ext_QIreg_operand.
15592 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15593 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15595 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15596 mode from MODE_DI to MODE_SI.
15597 (movdi_1_rex64): Override modrm and length_immediate attributes
15598 only for movabs (TYPE_IMOV, alternative 2).
15599 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15600 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15601 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15602 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15603 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15604 prefix_rex attribute if DImode.
15605 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15606 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15607 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15608 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15609 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15610 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15611 Likewise. For TYPE_IMOV clear length_immediate attribute.
15612 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15613 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15614 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15615 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15616 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15617 or one operand TYPE_ISHIFT.
15618 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15619 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15620 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15621 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15622 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15623 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15624 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15625 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15626 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15627 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15628 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15629 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15630 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15631 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15632 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15633 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15634 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15635 set mode attribute, don't override length attribute.
15636 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15638 (return_internal_long): Set length attribute to 2 instead of 1.
15639 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15640 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15641 prefix_rex attribute.
15642 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15644 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15646 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15648 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15650 2009-05-20 Ian Lance Taylor <iant@google.com>
15652 * tree.c (build_tree_list_vec_stat): New function.
15653 (ctor_to_vec): New function.
15654 (build_nt_call_vec): New function.
15655 (build_call_array): Change args to be a const pointer.
15656 (build_call_vec): New function.
15657 * tree.h (build_nt_call_vec): Declare.
15658 (build_tree_list_vec_stat): Declare.
15659 (build_tree_list_vec): Define.
15660 (build_call_array): Update declaration.
15661 (build_call_vec): Declare.
15662 (ctor_to_vec): Declare.
15663 * c-common.c (tree_vector_cache): New static variable.
15664 (make_tree_vector): New function.
15665 (release_tree_vector): New function.
15666 (make_tree_vector_single): New function.
15667 (make_tree_vector_copy): New function.
15668 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15669 (make_tree_vector_single, make_tree_vector_copy): Declare.
15670 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15671 (c_parser_expr_list): Don't manage cache here, instead call
15673 (c_parser_release_expr_list): Remove static function.
15674 (c_parser_vec_to_tree_list): Remove static function.
15675 (c_parser_attributes): Call build_tree_list_vec instead of
15676 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15677 c_parser_release_expr_list.
15678 (c_parser_postfix_expression_after_primary): Likewise.
15679 (c_parser_objc_keywordexpr): Likewise.
15681 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15683 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15684 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15685 TARGET_CONVERT_TO_TYPE.
15686 * hooks.c (hook_tree_const_tree_null): Define.
15687 * hooks.h (hook_tree_const_tree_null): Declare.
15688 * target.h (struct gcc_target): Add invalid_parameter_type,
15689 invalid_return_type, promoted_type, and convert_to_type fields.
15690 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15691 (TARGET_INVALID_RETURN_TYPE): Define.
15692 (TARGET_PROMOTED_TYPE): Define.
15693 (TARGET_CONVERT_TO_TYPE): Define.
15694 (TARGET_INITIALIZER): Update for new fields.
15695 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15696 (grokparms): Check targetm.invalid_parameter_type.
15697 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15698 * c-convert.c (convert): Check targetm.convert_to_type.
15700 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15702 * config/mips/mips.md (*extenddi_truncate<mode>,
15703 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15705 (*extendhi_truncateqi): New define_insn_and_sptit.
15707 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15709 PR middle-end/40204
15710 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15711 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15713 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15715 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15716 the operand of VIEW_CONVERT_EXPR.
15718 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15720 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15721 extended family and model for Intel processors. Support Intel Atom.
15723 2009-05-20 Olivier Hainque <hainque@adacore.com>
15725 * gstab.h (stab_code_type): Define, to be used instead of the
15726 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15728 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15729 occurrences by stab_code_type.
15730 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15732 2009-05-20 Martin Jambor <mjambor@suse.cz>
15734 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15735 (sra_insert_before): Likewise.
15736 (sra_insert_after): Likewise.
15737 (sra_init_cache): Likewise.
15738 (sra_type_can_be_decomposed_p): Likewise.
15739 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15740 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15741 (sra_insert_before): Likewise.
15742 (sra_insert_after): Likewise.
15743 (sra_init_cache): Likewise.
15744 (insert_edge_copies_seq): Made static and moved upwards.
15746 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15749 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15751 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15752 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15755 2009-05-20 Richard Guenther <rguenther@suse.de>
15757 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15758 with mismatched comparison modes.
15760 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15762 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15763 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15764 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15765 with shifts for Thumb2.
15766 (orsi_notsi): New for orn.
15767 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15768 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15769 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15770 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15771 Don't invert remainder for IOR.
15773 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15775 PR tree-optimization/40087
15776 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15777 number_of_iterations_ne): Rename never_infinite argument.
15778 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15779 number_of_iterations_le): Handle pointer-type ivs when
15780 exit_must_be_taken is false.
15781 (number_of_iterations_cond): Do not always assume that
15782 exit_must_be_taken if the control variable is a pointer.
15784 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15786 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15787 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15789 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15791 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15792 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15794 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15797 * c.opt (Wlogical-op): Disabled by default.
15798 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15800 * doc/invoke.texi (Wlogical-op): Likewise.
15802 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15804 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15806 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15807 Propagate the type of the first operand.
15808 <ASSERT_EXPR>: Simplify.
15809 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15810 Rewrite using the RHS code as discriminant.
15811 <NOP_EXPR>: Turn into CASE_CONVERT.
15812 <PLUS_EXPR>: Propagate the type of the first operand.
15814 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15816 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15817 (ia64_dconst_0_375): New.
15818 * config/ia64/ia64.c (ia64_override_options): Remove
15819 -minline-sqrt-min-latency warning.
15820 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15821 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15822 * config/ia64/ia64.md (*sqrt_approx): Remove.
15823 (sqrtsf2): Remove #if 0.
15824 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15825 (sqrtdf): Remove assert.
15826 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15827 (sqrtxf2): Remove #if 0.
15828 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15829 * div.md (sqrt_approx_rf): New.
15830 (sqrtsf2_internal_thr): New implementation.
15831 (sqrtsf2_internal_lat): New.
15832 (sqrtdf2_internal_thr: New implementation.
15833 (sqrtxf2_internal): New implementation.
15835 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15836 Hans-Peter Nilsson <hp@axis.com>
15838 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15839 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15840 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15841 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15842 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15843 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15844 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15845 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15846 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15847 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15848 * c-common.c: ...from here.
15850 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15852 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15854 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15856 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
15858 2009-05-19 Ben Elliston <bje@au.ibm.com>
15860 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
15861 assignments with memcpy calls.
15862 (add_fdes): Likewise.
15863 (binary_search_unencoded_fdes): Likewise.
15864 (linear_search_fdes): Eliminate type puns.
15866 2009-05-19 Richard Guenther <rguenther@suse.de>
15868 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
15869 not falsely claim to have propagated into all uses.
15871 2009-05-19 Ben Elliston <bje@au.ibm.com>
15873 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
15876 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15878 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
15879 * config/sh/sh.c (sh_legitimate_address_p): Make static.
15880 (TARGET_LEGITIMATE_ADDRESS_P): New.
15881 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15882 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15884 2009-05-18 Dodji Seketeli <dodji@redhat.com>
15887 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
15888 child of the containing namespace's DIE.
15890 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
15892 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
15893 *zero_extendhi_truncqi): Move after the zero_extend patterns.
15894 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
15897 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
15900 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
15901 gen_align with gen_pad.
15902 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
15903 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
15905 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
15906 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
15908 * config/i386/i386.md (align): Renamed to ...
15909 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
15910 ASM_OUTPUT_MAX_SKIP_PAD.
15912 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
15914 * config.gcc: Fix variable syntax.
15917 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
15918 before calling exact_log2.
15919 (output_iorsi3): Likewise.
15920 (output_xorsi3): Likewise.
15922 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15924 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
15925 for the none zero constant operand except for EQ and NE
15926 comprisons even when the first operand is R0.
15928 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
15930 * config/s390/2064.md: Remove trailing whitespaces.
15931 * config/s390/2084.md: Likewise.
15932 * config/s390/constraints.md: Likewise.
15933 * config/s390/fixdfdi.h: Likewise.
15934 * config/s390/libgcc-glibc.ver: Likewise.
15935 * config/s390/s390-modes.def: Likewise.
15936 * config/s390/s390-protos.h: Likewise.
15937 * config/s390/s390.c: Likewise.
15938 * config/s390/s390.h: Likewise.
15939 * config/s390/s390.md: Likewise.
15940 * config/s390/tpf-unwind.h: Likewise.
15942 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15944 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
15946 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15949 * configure.ac (m68k-*-*): Check if binutils support TLS.
15950 * configure: Regenerate.
15951 * config/m68k/predicates.md (symbolic_operand): Extend comment.
15952 * config/m68k/constraints.md (Cu): New constraint.
15953 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
15954 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
15955 (movsi): Handle TLS symbols.
15956 (addsi3_5200): Handle XTLS symbols, indent.
15957 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
15958 (m68k_tls_reference_p): Declare.
15959 (m68k_legitimize_address): Declare.
15960 (m68k_unwrap_symbol): Declare.
15961 * config/m68k/m68k.opt (mxtls): New option.
15962 * config/m68k/m68k.c (ggc.h): Include.
15963 (m68k_output_dwarf_dtprel): Implement hook.
15964 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15965 (m68k_expand_prologue): Load GOT pointer when function needs it.
15966 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
15967 (m68k_legitimate_constant_address_p): Same.
15968 (m68k_decompose_address): Handle TLS references.
15969 (m68k_get_gp): New static function.
15970 (enum m68k_reloc): New contants.
15971 (TLS_RELOC_P): New macro.
15972 (m68k_wrap_symbol): New static function.
15973 (m68k_unwrap_symbol): New function.
15974 (m68k_final_prescan_insn_1): New static function.
15975 (m68k_final_prescan_insn): New function.
15976 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
15978 (legitimize_pic_address): Handle TLS references..
15979 (m68k_tls_get_addr, m68k_get_tls_get_addr)
15980 (m68k_libcall_value_in_a0_p)
15981 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
15982 (m68k_call_m68k_read_tp): Helper variables and functions for ...
15983 (m68k_legitimize_tls_address): Handle TLS references.
15984 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
15986 (m68k_legitimize_address): Handle TLS symbols.
15987 (m68k_get_reloc_decoration): New static function.
15988 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
15990 (m68k_output_dwarf_dtprel): Implement hook.
15991 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
15992 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
15993 m68k_call_* routines.
15994 (sched_attr_op_type): Handle TLS symbols.
15995 (gt-m68k.h): Include.
15996 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
15997 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
15999 2009-05-18 Martin Jambor <mjambor@suse.cz>
16001 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16002 (visit_store_addr_for_mod_analysis): New function.
16003 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16004 (determine_cst_member_ptr): Use gimple_assign_single_p.
16005 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16006 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16007 operands. Don't check number of operands of a NOP_EXPR.
16009 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16011 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16013 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16016 * c-common.c (warn_logical_operator): Don't warn if one of
16017 expression isn't always true or false.
16019 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16021 * config/i386/biarch32.h: New file.
16022 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16024 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16026 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16027 *zero_extend<mode>_truncqi): Merge these into ...
16028 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16029 Name the pattern following this as *zero_extendhi_truncqi.
16031 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16033 PR middle-end/39301
16034 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16035 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16036 (output_info): Make field HOST_WIDEST_INT.
16037 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16038 (dump_bitmat_statistics): Same.
16040 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16042 * config.gcc (use_gcc_stdint): Set to wrap.
16043 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16044 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16045 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16046 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16047 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16048 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16049 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16050 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16052 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16054 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16056 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16057 Move definitions earlier.
16058 (OPT_ARCH64, OPT_ARCH32): Define.
16059 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16062 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16065 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16068 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16070 * arm.md (movdi2): Copy non-reg values to DImode registers.
16072 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16075 * final.c (label_to_max_skip): New function.
16076 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16077 CODE_LABEL_NUMBER <= max_labelno.
16078 * output.h (label_to_max_skip): New prototype.
16079 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16080 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16081 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16082 Handle CODE_LABELs with >= 16 byte alignment or with
16083 max_skip == (1 << align) - 1.
16084 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16085 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16088 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16089 .p2align 3 if MAX_SKIP is smaller than 7.
16090 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16092 2009-05-15 Ian Lance Taylor <iant@google.com>
16094 * alias.c (struct alias_set_entry_d): Rename from struct
16095 alias_set_entry. Change all uses.
16096 * except.c (struct call_site_record_d): Rename from struct
16097 call_site_record. Change all uses.
16098 * except.h (struct eh_region_d): Rename from struct eh_region.
16100 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16102 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16103 ivtype_map_elt. Change all uses.
16104 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16106 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16107 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16109 (struct sese_d): Rename from struct sese. Change all uses.
16110 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16111 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16112 * optabs.h (struct optab_d): Rename from struct optab. Change all
16114 (struct convert_optab_d): Rename from struct convert_optab.
16116 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16117 ipa_opt_pass. Change all uses.
16118 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16121 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16122 defined as a typedef.
16123 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16126 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16129 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16131 (merge_ranges): Returns bool.
16132 * tree.h (make_range): .. to here.
16133 (build_range_check): Likewise.
16134 (merge_ranges): Likewise. Renamed from merge_ranges.
16135 * c-typeck.c (parser_build_binary_op): Update calls to
16136 warn_logical_operator.
16137 * c-common.c (warn_logical_operator): Add new warning.
16138 * c-common.h (warn_logical_operator): Update declaration.
16140 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16142 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16144 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16146 * doc/install.texi: Document MPC requirements, flags etc.
16148 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16149 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16150 Evaluate constant arguments.
16151 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16152 (fold_builtin_1): Likewise, also evaluate constant arguments.
16153 Remove superfluous break.
16154 (do_mpc_ckconv): New.
16155 * real.h: Include mpc.h.
16156 * toplev.c (print_version): Output MPC version info if available.
16158 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16160 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16162 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16164 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16167 2009-05-15 Jan Hubicka <jh@suse.cz>
16169 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16170 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16171 (try_inline): Fix return value.
16172 (cgraph_decide_inlining_incrementally): Honor new value.
16173 (cgraph_early_inlining): Handle indirect inlining.
16174 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16176 2009-05-15 Jan Hubicka <jh@suse.cz>
16178 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16179 * cgraphunit.c (cgraph_finalize_function): Set it.
16180 (cgraph_expand_function): Use it.
16182 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16184 * real.c (encode_ieee_half): Define.
16185 (decode_ieee_half): Define.
16186 (ieee_half_format): Define.
16187 (arm_half_format): Define.
16188 * real.h (ieee_half_format): Declare.
16189 (arm_half_format): Declare.
16191 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16193 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16194 swapped, and reversed optabs exist before trying to use them.
16196 2009-05-15 Paul Brook <paul@codesourcery.com>
16197 Sandra Loosemore <sandra@codesourcery.com>
16199 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16200 loads. Allow PRE_DEC.
16201 (output_move_neon): Handle PRE_DEC.
16202 (arm_print_operand): Add 'A' for neon structure loads.
16203 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16204 * config/arm/neon.md (neon_mov): Update comment.
16205 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16207 (Um): New constraint.
16209 2009-05-15 Jan Hubicka <jh@suse.cz>
16211 Revert the following patch until testsuite fallout is fixed:
16212 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16213 * cgraph.h (struct inline_summary): New filed self_wize,
16214 size_inlining_benefit, self_time and time_inlining_benefit.
16215 (struct cgraph_global_info): Replace insns by time ans size fields.
16216 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16217 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16218 (ipcp_update_callgraph): Do not touch function bodies.
16219 * ipa-inline.c: Include except.h
16220 (MAX_TIME): New constant.
16221 (overall_insns): Remove
16222 (overall_size, max_benefit): New static variables.
16223 (cgraph_estimate_time_after_inlining): New function.
16224 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16225 (cgraph_clone_inlined_nodes): Update size.
16226 (cgraph_mark_inline_edge): Update size.
16227 (cgraph_estimate_growth): Use size info.
16228 (cgraph_check_inline_limits): Check size.
16229 (cgraph_default_inline_p): Likewise.
16230 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16231 (cgraph_decide_recursive_inlining): Check size.
16232 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16234 (cgraph_decide_inlining): Likewise.
16235 (cgraph_decide_inlining_incrementally): Likewise; honor
16236 PARAM_EARLY_INLINING_INSNS.
16237 (likely_eliminated_by_inlining_p): New predicate.
16238 (estimate_function_body_sizes): New function.
16239 (compute_inline_parameters): Use it.
16240 * except.c (must_not_throw_labels): New function.
16241 * except.h (must_not_throw_labels): Declare.
16242 * tree-inline.c (init_inline_once): Kill inlining_weigths
16243 * tree-ssa-structalias.c: Avoid uninitialized warning.
16244 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16245 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16246 (PARAM_INLINE_CALL_COST): Remove.
16247 (PARAM_EARLY_INLINING_INSNS): New.
16249 2009-05-15 Richard Guenther <rguenther@suse.de>
16251 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16252 not TODO_update_ssa.
16254 2009-05-15 Richard Guenther <rguenther@suse.de>
16256 PR tree-optimization/39999
16257 * gimple.h (gimple_expr_type): Use the expression type looking
16258 through useless conversions.
16259 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16260 (vn_nary_op_insert_stmt): Likewise.
16261 (simplify_binary_expression): Likewise.
16263 2009-05-15 Richard Guenther <rguenther@suse.de>
16265 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16266 New options, enabled by default.
16267 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16269 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16270 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16271 * tree-ssa-structalias.c (gate_tree_pta): New function.
16272 (pass_build_alias): Use it.
16274 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16276 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16277 recurse on an invariant address if a conversion from a pointer
16278 type to a wider integer type is involved.
16280 2009-05-15 Jan Hubicka <jh@suse.cz>
16282 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16283 * cgraph.h (struct inline_summary): New filed self_wize,
16284 size_inlining_benefit, self_time and time_inlining_benefit.
16285 (struct cgraph_global_info): Replace insns by time ans size fields.
16286 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16287 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16288 (ipcp_update_callgraph): Do not touch function bodies.
16289 * ipa-inline.c: Include except.h
16290 (MAX_TIME): New constant.
16291 (overall_insns): Remove
16292 (overall_size, max_benefit): New static variables.
16293 (cgraph_estimate_time_after_inlining): New function.
16294 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16295 (cgraph_clone_inlined_nodes): Update size.
16296 (cgraph_mark_inline_edge): Update size.
16297 (cgraph_estimate_growth): Use size info.
16298 (cgraph_check_inline_limits): Check size.
16299 (cgraph_default_inline_p): Likewise.
16300 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16301 (cgraph_decide_recursive_inlining): Check size.
16302 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16304 (cgraph_decide_inlining): Likewise.
16305 (cgraph_decide_inlining_incrementally): Likewise; honor
16306 PARAM_EARLY_INLINING_INSNS.
16307 (likely_eliminated_by_inlining_p): New predicate.
16308 (estimate_function_body_sizes): New function.
16309 (compute_inline_parameters): Use it.
16310 * except.c (must_not_throw_labels): New function.
16311 * except.h (must_not_throw_labels): Declare.
16312 * tree-inline.c (init_inline_once): Kill inlining_weigths
16313 * tree-ssa-structalias.c: Avoid uninitialized warning.
16314 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16315 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16316 (PARAM_INLINE_CALL_COST): Remove.
16317 (PARAM_EARLY_INLINING_INSNS): New.
16318 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16319 (inline-call-cost): Remove.
16320 (early-inlining-insns): New.
16322 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16324 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16326 (print_int_cst_bounds_in_octal_p): Likewise.
16327 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16329 * dwarf2out.c (base_type_die): Likewise.
16330 (is_subrange_type): Delete.
16331 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16332 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16333 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16334 if the destination type is boolean.
16335 (build_range_check): Do not special-case subtypes.
16336 (fold_sign_changed_comparison): Likewise.
16337 (fold_unary): Likewise.
16338 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16339 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16340 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16341 * tree.c (subrange_type_for_debug_p): New predicate based on the
16342 former is_subrange_type.
16343 * tree.h (subrange_type_for_debug_p): Declare.
16344 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16345 (convert_affine_scev): Remove call to above function.
16346 (chrec_convert_aggressive): Likewise.
16347 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16348 false for conversions involving subtypes.
16349 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16350 (vrp_val_min): Likewise.
16351 (needs_overflow_infinity): Likewise.
16352 (extract_range_from_unary_expr): Likewise.
16354 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16356 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16357 * config/frv/frv.c: Likewise.
16358 * config/s390/s390.c: Likewise.
16359 * config/sparc/sparc.h: Likewise.
16360 * config/i386/i386.h: Likewise.
16361 * config/i386/i386.c: Likewise.
16362 * config/crx/crx.c: Likewise.
16363 * config/m68hc11/m68hc11.h: Likewise.
16364 * config/iq2000/iq2000.c: Likewise.
16365 * config/mn10300/mn10300.h: Likewise.
16366 * config/mn10300/mn10300.c: Likewise.
16367 * config/m68k/m68k.c: Likewise.
16368 * config/rs6000/rs6000.c: Likewise.
16369 * config/rs6000/xcoff.h: Likewise.
16370 * config/rs6000/linux64.h: Likewise.
16371 * config/rs6000/sysv4.h: Likewise.
16372 * config/score/score3.c: Likewise.
16373 * config/score/score7.c: Likewise.
16374 * config/score/score.c: Likewise.
16375 * config/arm/arm.md: Likewise.
16376 * config/mips/mips.c: Likewise.
16377 * config/mips/mips.md: Likewise.
16378 * config/bfin/bfin.h: Likewise.
16379 * config/pa/pa.c: Likewise.
16380 * config/pa/constraints.md: Likewise.
16382 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16383 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16384 * config/pdp11/pdp11.h: Use memory_address_p instead.
16386 2009-05-14 Ian Lance Taylor <iant@google.com>
16388 * passes.c (finish_optimization_passes): Change i to int.
16389 * plugin.c (plugins_active_p): Change event to int.
16390 (dump_active_plugins): Likewise.
16391 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16393 * tree.c (tree_range_check_failed): Change c to unsigned int.
16394 (omp_clause_range_check_failed): Likewise.
16395 (build_common_builtin_nodes): Change mode to int. Add cast.
16396 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16397 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16399 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16400 ++ or -- with a variable of enum type.
16402 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16405 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16407 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16409 * store-motion.c: Do not include params.h
16410 * Makefile.in: Fix dependencies for various files.
16412 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16414 * auto-inc-dec.c: Fix pass description, remove apparent
16415 accidental duplication.
16417 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16419 PR middle-end/40147
16420 * ipa-utils.h (memory_identifier_string): Moved to ...
16421 * tree.h (memory_identifier_string): Here. Add GTY(()).
16423 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16425 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16426 in the former documentation of...
16427 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16428 * ira-conflicts.c (get_dup_num): Use address_operand.
16429 * targhooks.c (default_legitimate_address_p): New.
16430 * targhooks.h (default_legitimate_address_p): New.
16431 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16433 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16434 * target.h (struct target): Add legitimate_address_p.
16435 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16436 (TARGET_INITIALIZER): Include it.
16438 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16439 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16440 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16441 (TARGET_LEGITIMATE_ADDRESS_P): New.
16443 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16444 (REG_OK_STRICT_P): Delete.
16445 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16446 (frv_legitimate_address_p_1): ... this.
16447 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16448 (frv_legitimate_address_p_1): ... the renamed old
16449 frv_legitimate_address_p.
16450 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16451 (TARGET_LEGITIMATE_ADDRESS_P): New.
16453 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16454 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16455 * config/s390/s390.c (legitimate_address_p): Rename to...
16456 (s390_legitimate_address_p): ... this, make static.
16457 (legitimize_address): Adjust call.
16458 (TARGET_LEGITIMATE_ADDRESS_P): New.
16459 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16461 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16462 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16463 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16464 (TARGET_LEGITIMATE_ADDRESS_P): New.
16466 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16467 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16468 * config/spu/spu.c (spu_legitimate_address): Rename to...
16469 (spu_legitimate_address_p): ... this, make static.
16470 (TARGET_LEGITIMATE_ADDRESS_P): New.
16472 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16473 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16474 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16475 (sparc_legitimate_address_p): ... this, make static and return bool.
16476 (legitimize_address): Adjust call.
16477 (TARGET_LEGITIMATE_ADDRESS_P): New.
16479 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16480 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16481 * config/i386/i386.c (legitimate_address_p): Rename to...
16482 (ix86_legitimate_address_p): ... this, make static.
16483 (constant_address_p): Move after it, adjust call.
16484 (TARGET_LEGITIMATE_ADDRESS_P): New.
16486 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16487 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16488 * config/avr/avr.c (legitimate_address_p): Rename to...
16489 (avr_legitimate_address_p): ... this, make static.
16490 (legitimize_address): Adjust call.
16491 (TARGET_LEGITIMATE_ADDRESS_P): New.
16493 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16494 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16495 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16496 (TARGET_LEGITIMATE_ADDRESS_P): New.
16498 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16499 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16500 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16501 (TARGET_LEGITIMATE_ADDRESS_P): New.
16503 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16504 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16506 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16508 (TARGET_LEGITIMATE_ADDRESS_P): New.
16510 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16511 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16513 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16515 (m68hc11_legitimate_address_p): ... this, make static.
16516 (go_if_legitimate_address_internal): Rename to...
16517 (m68hc11_legitimate_address_p_1): ... this.
16518 (legitimize_address): Adjust call.
16519 (TARGET_LEGITIMATE_ADDRESS_P): New.
16521 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16522 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16523 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16524 (TARGET_LEGITIMATE_ADDRESS_P): New.
16526 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16527 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16528 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16529 (mn10300_legitimate_address_p): ... this, make static.
16530 (TARGET_LEGITIMATE_ADDRESS_P): New.
16532 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16533 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16534 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16535 (TARGET_LEGITIMATE_ADDRESS_P): New.
16537 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16538 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16539 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16540 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16541 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16542 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16543 (rs6000_legitimate_address_p): ... this, make static.
16544 (TARGET_LEGITIMATE_ADDRESS_P): New.
16545 (REG_MODE_OK_FOR_BASE_P): Delete.
16546 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16548 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16549 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16551 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16552 static, adjust types.
16553 (TARGET_LEGITIMATE_ADDRESS_P): New.
16555 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16556 * config/score/score.c (score_address_p): Rename to...
16557 (score_legitimate_address_p): ... this.
16558 (TARGET_LEGITIMATE_ADDRESS_P): New.
16559 * config/score/score3.c (score3_address_p): Rename to...
16560 (score3_legitimate_address_p): ... this.
16561 * config/score/score7.c (score7_address_p): Rename to...
16562 (score7_legitimate_address_p): ... this.
16564 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16565 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16566 GO_IF_LEGITIMATE_ADDRESS): Delete.
16567 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16568 thumb2_legitimate_address_p): Delete.
16569 (arm_legitimate_address_p): Rename to...
16570 (arm_legitimate_address_outer_p): ... this.
16571 * config/arm/constraints.md ("Uq"): Adjust call.
16572 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16573 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16575 (arm_legitimate_address_outer_p): ... this.
16576 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16578 (TARGET_LEGITIMATE_ADDRESS_P): New.
16580 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16581 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16582 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16583 (TARGET_LEGITIMATE_ADDRESS_P): New.
16585 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16586 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16587 * config/vax/vax.c (legitimate_address_p): Rename to...
16588 (vax_legitimate_address_p): ... this, make static.
16589 (TARGET_LEGITIMATE_ADDRESS_P): New.
16591 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16592 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16593 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16594 (TARGET_LEGITIMATE_ADDRESS_P): New.
16596 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16597 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16598 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16599 (mmix_legitimate_address_p): ... this, make static.
16600 (TARGET_LEGITIMATE_ADDRESS_P): New.
16602 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16603 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16604 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16605 (TARGET_LEGITIMATE_ADDRESS_P): New.
16607 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16609 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16610 of MODE_COMPLEX_INT.
16612 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16614 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16615 LCT_NORMAL in function call.
16616 * mips-tdump.c (print_file_desc): Add cast to enum type.
16617 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16618 (mark_stabs): Add casts to enum types.
16619 (parse_stabs_common): Add casts to enum types.
16621 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16623 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16624 Check for invalid values of LETTER.
16626 2009-05-13 Taras Glek <tglek@mozilla.com>
16628 * attribs.c (register_attribute): moved out attribute registration
16629 into register_attribute.
16630 * doc/plugins.texi: Documented register_attribute and
16632 * gcc-plugin.h: Added forward decl for register_attribute.
16633 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16634 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16635 PLUGIN_ATTRIBUTES boilerplate.
16637 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16639 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16640 values even in sentinel and empty entries.
16641 (ms_printf_flag_specs): Likewise.
16642 (ms_scanf_flag_specs): Likewise.
16643 (ms_strftime_flag_specs): Likewise.
16644 (ms_print_char_table): Likewise.
16645 (ms_scan_char_table): Likewise.
16646 (ms_time_char_table): Likewise.
16648 2009-05-13 Doug Kwan <dougkwan@google.com>
16650 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16652 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16654 * config/mips/mips.md (store): Add attributes for QI and HI.
16656 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16657 (truncdi<mode>2): ... this new pattern.
16659 2009-05-13 Brad Hards <bradh@kde.org>
16661 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16663 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16664 Ben Elliston <bje@au.ibm.com>
16666 PR middle-end/40035
16667 * dse.c (check_mem_read_rtx): Guard against width == -1.
16669 2009-05-13 Michael Matz <matz@suse.de>
16671 PR middle-end/39976
16672 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16673 (trivially_conflicts_p): New function.
16674 (insert_backedge_copies): Use it.
16676 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16678 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16679 (handle_stdc_pragma): Use new enum constant names.
16680 (handle_pragma_float_const_decimal64): Ditto.
16682 2009-05-13 Ian Lance Taylor <iant@google.com>
16684 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16687 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16689 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16690 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16692 * config/m68k/m68k.h (FL_UCLINUX): Define.
16694 2009-05-13 Jan Hubicka <jh@suse.cz>
16696 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16698 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16700 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16701 unless -fschedule-insns is specified.
16703 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16706 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16707 TARGET_EXPAND_CBRANCHDI4.
16708 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16709 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16710 (cmpeqdi): Fix comment.
16712 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16714 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16715 (sh_legitimate_address_p): Likewise.
16716 * config/sh/sh.c (sh_legitimate_index_p): New.
16717 (sh_legitimate_address_p): Likewise.
16718 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16719 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16720 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16721 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16722 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16723 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16724 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16725 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16726 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16728 2009-05-12 Jan Hubicka <jh@suse.cz>
16730 * tree-inline.c (estimate_operator_cost): Add operands;
16731 when division happens by constant, it is cheap.
16732 (estimate_num_insns): Loads and stores are not having cost of 0;
16733 EH magic stuff is cheap; when computing runtime cost of switch,
16734 use log2 base of amount of its cases; builtin_expect has cost of 0;
16735 compute cost for moving return value of call.
16736 (init_inline_once): Initialize time_based flags.
16737 * tree-inline.h (eni_weights_d): Add time_based flag.
16739 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16741 * df-core.c: Update head documentation.
16743 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16746 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16747 shadowing exisiting variable op1.
16749 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16752 * config/i386/driver-i386.c (processor_signatures): New enum.
16753 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16754 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16755 processor signature to detect geode processor.
16757 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16761 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16763 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16764 causes spurious differences between trunk and cond-optab branch.
16766 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16768 * dojump.c (compare_from_rtx): Delete.
16769 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16770 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16771 if the comparison does not satisfy the predicate; test predicates for
16772 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16773 further if one existing pattern fails.
16774 * expr.h (compare_from_rtx): Delete.
16775 (prepare_operand): Declare it.
16776 * optabs.c: Change "lib call" to "libcall" throughout.
16777 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16778 HAVE_conditional_trap, emit_cmp_insn): Delete.
16779 (can_compare_p): Delete cmp_optab case.
16780 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16781 Accept other parameters by value.
16782 (prepare_operand): Make non-static.
16783 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16784 other parameters by value. Try to widen operands here based on
16785 an optab_methods argument and looking at cbranch_optab.
16786 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16787 loop. Use cbranch_optab directly.
16788 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16789 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16791 (emit_conditional_move, emit_conditional_add): Inline what's needed
16792 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16793 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16794 with COMPARE. Move cmov_optab and cstore_optab above
16795 with cbranch_optab, move cmp_optab down with ucmp_optab,
16796 remove tst_otpab. Do not initialize trap_rtx.
16797 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16798 for trap code. Do not check HAVE_conditional_trap. Use
16799 prepare_cmp_insn. Accept no predicate for operand 3.
16800 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16801 (OTI_ctrap, ctrap_optab): New.
16802 (tst_optab): Delete.
16803 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16804 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16805 with lookup of ctrap_optab.
16806 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16808 (ctrap_optab): New.
16810 * combine.c (combine_simplify_rtx, simplify_set): Do not
16811 special case comparing against zero for cc0 machines.
16812 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16813 COMPARE on cc0 machines.
16814 (simplify_relational_operation): Return a new expression when
16815 a COMPARE could be removed.
16816 * final.c (final_scan_insn): Compare cc_status values
16817 against LHS of a (compare FOO (const_int 0)) cc0 source.
16818 Also check if cc_status.value is the full compare.
16820 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16821 (cstoreMM4): Document.
16822 (conditional_trap): Document ctrapMM4 instead.
16823 (sync_compare_and_swapMM): Refer to cbranchcc4.
16824 (Dependent Patterns): Eliminate obsolete information referring to
16825 the old jump optimization phase.
16826 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16827 of compares with 0 on cc0 machines.
16828 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16829 avoiding references to cc0. Remove text about storing operands
16831 * doc/tm.texi (Condition Codes): Include blurb on different
16832 condition code representations, separate into subsections for
16833 CC0, MODE_CC and conditional execution.
16835 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16836 alpha_emit_setcc): Accept operands and a machine mode.
16837 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16838 Get code/op0/op1 from operands, use machine mode argument
16839 instead of alpha_compare.fp_p. Emit the branch here.
16840 (alpha_emit_setcc): Likewise, and return boolean.
16841 (alpha_emit_conditional_move): Likewise. Assert that
16842 cmp_op_mode == cmp_mode, and simplify accordingly.
16843 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16844 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16845 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16847 (stack probe test): Use cbranchdi4.
16848 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16850 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16851 * config/arc/arc.h (movsicc, movsfcc): Use it.
16852 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16853 (cbranchsi4, cstoresi4): New.
16854 (cmpsi, bCC and sCC expanders): Remove.
16856 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
16857 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
16858 * config/arm/predicates.md (arm_comparison_operator): Only include
16859 floating-point operators if there is a hardware floating-point unit.
16860 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
16861 deferring to cbranch_cc and cstore_cc respectively.
16862 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
16863 cbranch_cc, cstore_cc): New.
16864 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
16866 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
16868 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
16869 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
16871 (adjust_insn_length): Adjust calls.
16872 (avr_reorg): Handle (compare (foo) (const_int 0)).
16873 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
16874 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
16875 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
16876 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
16878 (cbranchqi4, cbranchhi4, cbranchsi4): New.
16879 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
16881 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
16882 (cbranchsi4, cstorebi4, cstoresi4): New.
16883 (movbisi): This insn is duplicate, split it to zero_extend.
16884 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
16885 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
16886 (bfin_optimize_loop): Use cbranch expander.
16887 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
16888 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
16889 (bfin_bimode_comparison_operator): ... this.
16890 (bfin_direct_comparison_operator): New.
16892 * config/cris/cris.c (cris_normal_notice_update_cc): Look
16893 inside (compare FOO (const_int 0)).
16894 (cris_rtx_costs): Handle ZERO_EXTRACT.
16895 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
16896 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
16897 (*tstdi_v32): Delete.
16898 (*cmpdi_non_v32): Add M alternative for operand 1.
16899 (cmpsi, cmp<mode>): Make private.
16900 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
16902 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
16904 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
16905 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
16906 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
16907 (cc_reg_operand): New.
16908 (any_cond): Delete.
16909 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
16910 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
16911 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
16912 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
16913 crx_expand_scond): Delete.
16915 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
16917 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
16918 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
16920 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
16921 cstoresi4, cstoresf4, cstoredf4): New.
16922 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
16923 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16924 Receive the entire operands array.
16925 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
16926 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
16927 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16928 Get test/op0/op1 from the operands array.
16929 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
16931 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
16932 (h8300_expand_store): New.
16933 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
16935 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
16936 (h8300_expand_store): New.
16937 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
16938 or do not try to produce (set (cc0) REG).
16939 (peepholes): Wrap arguments with COMPARE. Add a peephole to
16940 change a compare into a move to a scratch register. Disable some
16941 peepholes when comparing with zero.
16942 (tstsi, tsthi, tstsi, cmpqi): Make private.
16944 (bCC, sCC): Delete.
16945 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
16948 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
16949 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
16950 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
16951 (ix86_emit_i387_log1p): Use cbranchxf2.
16952 (ix86_expand_setcc): Return void.
16953 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
16954 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
16955 cmp<MODEF>, cmpcc): Remove.
16956 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
16957 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
16958 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
16959 (sCC and bCC expanders): Remove.
16960 (stack_protect_test): Use cbranchcc4.
16962 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
16964 (ia64_expand_compare): Accept three rtx by reference and return void.
16965 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
16966 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
16967 from *expr. Update *expr with the BImode comparison to do.
16968 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
16969 cmptf, bCC, sCC, conditional_trap): Delete.
16970 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
16971 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
16972 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
16973 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
16974 * config/ia64/predicates.md (ia64_cbranch_operator): New.
16976 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
16977 type of last argument.
16978 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
16979 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
16980 use machine mode argument instead of branch_type. Remove dead
16981 code for floating-point comparisons.
16982 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
16983 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
16985 (cbranchsi4, cstoresi4): New.
16986 * config/iq2000/predicates.md (reg_or_const_operand): New.
16988 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
16989 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
16990 (b<code>_op): Rewrite to...
16991 (bcc_op): ... this, using match_operator.
16992 (s<code>_op): Rewrite to...
16993 (scc_op): ... this, using match_operator.
16994 (s<code>_24_op): Rewrite to...
16995 (scc_op_24): ... this, using match_operator.
16996 (s<code>_<mode>): Rewrite to...
16997 (cstore<mode>4): ... this, using match_operator.
16998 (s<code>_<mode>_24): Rewrite to...
16999 (cstore<mode>4_24): ... this, using match_operator.
17000 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17001 m32c_unpend_compare, m32c_expand_scc): Delete.
17002 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17003 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17004 (m32c_expand_movcc): Change NE to EQ if necessary.
17005 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17007 * config/m32r/m32r-protos.h (gen_cond_store): New.
17008 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17009 (gen_cond_store): New, from sCC patterns.
17010 (m32r_expand_block_move): Use cbranchsi4.
17011 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17012 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17013 (cbranchsi4, cstoresi4): New.
17015 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17017 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17018 (m68hc11_notice_update_cc): Look into a compare with 0.
17019 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17021 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17022 cmphi, cmpqi, bCC): Delete.
17023 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17024 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17025 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17028 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17029 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17030 * config/m68k/constraints.md (H): New.
17031 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17032 the define_insn below.
17033 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17034 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17035 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17036 patterns): Wrap RHS with COMPARE.
17037 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17038 (*cmpdi_internal): Name this pattern.
17039 (cmpdi): Change to define_insn.
17040 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17041 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17042 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17044 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17045 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17046 (conditional_trap): Change to...
17047 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17048 (*conditional_trap): Use the ordered_comparison_operator and
17049 const1_operand predicates.
17050 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17051 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17052 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17053 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17055 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17056 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17057 (mcore_gen_compare): New.
17058 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17059 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17060 (mcore_gen_compare): ... this.
17061 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17062 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17063 (stack probe pattern): Use cbranchsi4.
17065 * config/mips/predicates.md (mips_cstore_operator): New.
17066 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17067 * config/mips/mips.md (any_cond): Delete.
17068 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17070 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17071 fixuns_truncsfdi2): Use cbranch patterns.
17072 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17073 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17074 Adjust call to mips_expand_conditional_branch.
17075 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17077 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17078 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17079 * config/mips/mips.c (cmp_operands): Delete.
17080 (mips_emit_compare): Get comparison operands from *op0/*op1.
17081 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17082 that it succeeds. Use op0/op1 instead of cmp_operands.
17083 (mips_expand_conditional_branch, mips_expand_conditional_move,
17084 mips_expand_conditional_trap): Likewise.
17085 (mips_block_move_loop): Use cbranch patterns.
17086 * config/mips/mips.h (cmp_operands): Delete.
17088 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17089 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17090 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17091 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17092 (*cmpcc_folded): Rename to...
17093 (*cmpdi_folded): this.
17094 (*cmpcc): Rename to...
17096 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17099 (cbranchdf4): New. Handle invalid comparisons here.
17100 * config/mmix/predicates.md (float_comparison_operator): New.
17102 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17103 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17104 * config/mn10300/mn10300.md (tst): Delete.
17105 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17106 Name these patterns and wrap RHS in a compare.
17107 (*cmpsi): Make this pattern private. Include tst.
17108 (*cmpsf): Make this pattern private.
17109 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17110 (compare with zero peepholes): Likewise.
17112 (cbranchsi4, cbranchsf4): New.
17113 (casesi): Use cbranchsi4.
17115 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17116 hppa_branch_type): Delete.
17117 (return_addr_rtx): Use cbranchsi4.
17118 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17119 Emit CCFPmode comparison here.
17120 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17121 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17122 hppa_branch_type): Delete.
17123 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17124 (movsicc, movdicc): Remove references to hppa_compare_op0,
17125 hppa_compare_op1 and compare_from_rtx.
17126 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17127 (casesi): Use cbranchsi4.
17129 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17130 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17131 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17132 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17133 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17135 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17136 (*branch, *branch_inverted): New.
17138 * config/picochip/picochip.md (cbranchhi4): Use
17139 ordered_comparison_operator.
17140 (cmphi, bCC): Remove.
17142 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17143 (trap_comparison_operator): Delete.
17144 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17145 rs6000_emit_cbranch): Accept mode and operands.
17146 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17147 rs6000_compare_fp_p): Delete.
17148 (rs6000_generate_compare): Accept mode and comparison. Extract code
17149 and op0/op1 from there. Replace references to rs6000_compare_op0
17150 and rs6000_compare_op1.
17151 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17152 extract result from passed operands.
17153 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17154 extract loc from passed operands.
17155 (rs6000_emit_cmove): Likewise.
17156 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17157 rs6000_compare_fp_p): Delete.
17158 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17159 (cbranch<GPR>4, cbranch<FP>4): New.
17160 (cstore<mode>4): New. Consolidate here all choices about when to use
17161 portable or specialized sCC sequences.
17162 (stack_protect_test): Use cbranchsi4.
17163 (conditional_trap): Replace with ctrap<GPR>4.
17164 (conditional trap insn): Replace trap_comparison_operator with
17165 ordered_comparison_operator.
17167 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17168 (s390_emit_prologue): Use ctrap.
17169 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17170 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17171 New predicates replacing...
17172 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17173 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17174 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17175 (add<mode>cc): Do not use s390_compare_op0/op1.
17176 (s<code>): Change to...
17177 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17178 (seq): Change to...
17179 (cstorecc4): ... this. Handle EQ or NE equally.
17180 (*sne): Un-privatize for use in cstorecc4.
17181 (b<code>): Change to...
17182 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17183 (conditional_trap): Replace with...
17184 (ctrap<GPR>4, ctrap<FP>4): ... these.
17185 (stack_protect): Use cbranchcc4.
17187 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17188 * config/score/score-protos.h (score_gen_cmp): Delete.
17189 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17190 (score_block_move-loop): Use cbranchsi4.
17191 * config/score/score.md (cbranchsi4): New.
17192 (cmpsi, bCC): Delete.
17193 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17194 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17195 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17196 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17197 * config/score/score3.h (score3_gen_cmp): Delete.
17198 * config/score/score7.h (score7_gen_cmp): Delete.
17200 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17201 (sh_emit_scc_to_t): ... this. Return void.
17202 (from_compare): Rename to...
17203 (sh_emit_compare_and_branch): ... this.
17204 (sh_emit_compare_and_set): New.
17205 (sh_expand_t_scc): Accept operands.
17206 * config/sh/predicates.md (sh_float_comparison_operator): New.
17207 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17208 (prepare_scc_operands): Rename to...
17209 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17211 (sh_emit_cheap_store_flag): New.
17212 (sh_emit_set_t_insn): New.
17213 (from_compare): Rename to...
17214 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17215 handling of TARGET_SH2E floating point to avoid recursive call.
17216 Generate branch here.
17217 (sh_emit_compare_and_set): New.
17218 (sh_expand_t_scc): Get op0/op1 from arguments.
17219 (sh_emit_cheap_store_flag): New.
17220 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17222 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17223 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17224 (movsicc, movdicc): Do nothing when it recreated operands from
17225 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17226 prepare_scc_operands (now sh_emit_scc_to_t).
17227 (udivdi3): Use cstoresi4.
17228 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17229 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17230 (cbranchint4_media, cbranchfp4_media): New.
17231 (casesi): Use cbranchdi4.
17232 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17234 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17235 (movnegt): Remove second operand.
17236 (cbranchsf4, cbranchdf4): New.
17237 (stack_protect): Use cbranchdi4/cbranchsi4.
17239 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17240 (gen_compare_reg): Accept comparison, extract part of it to...
17241 (gen_compare_reg_1): ... this.
17242 (gen_compare_operator): Delete.
17243 (gen_v9_scc): Accept separate destination, comparison code and arms.
17244 Do not use sparc_compare_op0/sparc_compare_op1.
17245 (emit_scc_insn, emit_conditional_branch_insn): New.
17246 (emit_v9_brxx): Make static. Remove useless assertion.
17247 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17249 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17250 * config/sparc/sparc-protos.h (gen_compare_reg,
17251 sparc_emit_float_lib_cmp): Adjust prototype.
17252 (emit_scc_insn, emit_conditional_branch_insn): New.
17253 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17254 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17255 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17256 iterators to the top.
17257 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17258 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17259 snedi_special_trunc): Delete.
17260 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17261 and snedi_special_trunc.
17262 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17263 cbranchdi4, cbranch<F:mode>4): New.
17264 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17265 here. Use gen_compare_reg instead of gen_compare_operator.
17266 (conditional_trap): Replace with...
17267 (ctrapsi4, ctrapdi4): ... this.
17268 (stack_protect_test): Use cbranchcc4.
17270 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17272 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17273 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17274 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17275 from operands[0] or operands[3] depending on is_set.
17276 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17277 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17278 cmpdf, bCC), sCC: Remove.
17279 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17280 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17282 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17283 spu_emit_branch_or_set.
17285 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17287 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17288 xstormy16_compare_op1): Delete.
17289 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17290 xstormy16_compare_op1): Delete.
17291 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17293 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17294 (cmphi, cmpsi, bCC): Remove.
17296 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17297 (*cmpsi): ... this one.
17298 (cbranchsi4, cstoresi4): New.
17299 (bCC expanders): Delete.
17300 (sCC insns): Fold into...
17301 (*setcc): ... this one.
17302 (casesi): Do not use gen_cmpsi and gen_bgtu.
17303 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17304 (movsicc): Simplify.
17305 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17307 * config/vax/vax-protos.h (cond_name): New.
17308 (vax_output_conditional_branch): Remove.
17309 * config/vax/vax.c (cond_name): New.
17310 (vax_output_conditional_branch): Remove.
17311 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17312 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17313 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17314 (bit<VAXint>): Wrap source with (compare).
17315 (b<code> and following unnamed pattern): Rename to *branch and
17316 *branch_reversed. Change macroization to match_operator.
17317 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17319 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17320 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17321 Change last argument to machine_mode.
17322 (xtensa_expand_scc): Add machine_mode argument.
17323 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17324 (gen_conditional_move, xtensa_expand_conditional_branch,
17325 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17326 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17327 Adjust operand numbers.
17328 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17330 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17331 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17332 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17334 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17336 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17337 causes spurious differences between trunk and cond-optab branch.
17339 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17342 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17344 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17346 * tree.c (iterative_hash_pointer): Delete.
17347 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17348 Hash UIDs and versions of SSA names. Don't special-case built-in
17349 function declarations.
17351 2009-05-11 Ian Lance Taylor <iant@google.com>
17354 * graphite.c: Force -Wc++-compat to only be a warning before
17355 #including "cloog/cloog.h".
17357 2009-05-11 Martin Jambor <mjambor@suse.cz>
17359 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17361 2009-05-11 Jan Hubicka <jh@suse.cz>
17363 * tree-ssa-loop-ivcanon.c: Include target.h
17364 (struct loop_size): new structure.
17365 (constant_after_peeling): New predicate.
17366 (tree_estimate_loop_size): New function.
17367 (estimated_unrolled_size): Rewrite for new estimates.
17368 (try_unroll_loop_completely): Use new estimates.
17369 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17371 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17373 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17374 libcpp interface change.
17375 (spu_macro_to_expand): Likewise.
17377 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17379 PR tree-optimization/40026
17380 * gimplify.c (gimplify_init_constructor): Change initial conditional
17381 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17382 optimize_compound_literals_in_ctor.
17384 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17386 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17388 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17390 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17392 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17393 HOST_WIDE_INT for gap.
17395 2009-05-11 Ira Rosen <irar@il.ibm.com>
17397 PR tree-optimization/40074
17398 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17399 account in group size and step comparison.
17401 2009-05-11 Richard Guenther <rguenther@suse.de>
17403 * passes.c (init_optimization_passes): Strip now incorrect comment.
17404 (execute_function_todo): Do not set PROP_alias.
17405 * tree-pass.h (PROP_alias): Remove.
17406 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17407 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17408 * tree-nrv.c (pass_return_slot): Likewise.
17409 * tree-object-size.c (pass_object_sizes): Likewise.
17410 * tree-ssa-dom.c (pass_dominator): Likewise.
17411 (pass_phi_only_cprop): Likewise.
17412 * tree-ssa-dse.c (pass_dse): Likewise.
17413 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17414 (pass_cselim): Likewise.
17415 * tree-ssa-pre.c (pass_pre): Likewise.
17416 (pass_fre): Likewise.
17417 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17418 * tree-ssa-sink.c (pass_sink_code): Likewise.
17419 * tree-stdarg.c (pass_stdarg): Likewise.
17420 * tree-tailcall.c (pass_tail_calls): Likewise.
17421 * tree-vrp.c (pass_vrp): Likewise.
17423 2009-05-10 Ian Lance Taylor <iant@google.com>
17425 * basic-block.h (enum profile_status): Break out of struct
17426 control_flow_graph.
17427 * cgraph.h (struct inline_summary): Break out of struct
17429 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17430 of struct cgraph_order_sort.
17431 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17432 * cse.c (struct branch_path): Break out of struct
17433 cse_basic_block_data.
17434 * except.h (enum eh_region_type): Break out of struct eh_region.
17435 * gcc.c (enum add_del): Break out of struct modify_target.
17436 * genrecog.c (enum decision_type): Break out of struct decision_test.
17437 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17439 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17440 * regmove.c (enum match_use): New enum, broken out of struct match.
17441 * sched-int.h (enum post_call_group): New enum, broken out of
17443 (struct deps_reg): Break out of struct deps.
17444 * target.h (struct asm_int_op): Break out of struct gcc_target.
17445 * tree-eh.c (struct goto_queue_node): Break out of struct
17447 * tree-inline.h (enum copy_body_cge_which): Break out of
17449 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17451 * c-decl.c (in_struct, struct_types): New static variables.
17452 (pushtag): Add loc parameter. Change all callers.
17453 (lookup_tag): Add ploc parameter. Change all callers.
17454 (check_compound_literal_type): New function.
17455 (parser_xref_tag): Add loc parameter. Change all callers. If
17456 -Wc++-compat, warn about struct/union/enum types defined within a
17458 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17459 and loc parameters. Change all callers. Change error calls to
17460 error_at, using loc. For a redefinition, if the location of the
17461 original definition is known, report it. Set in_struct and
17462 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17463 (finish_struct): Add new parameters enclosing_in_struct and
17464 enclosing_struct_types. Change all callers. Set
17465 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17466 in the struct. If in a struct, add this struct to struct_types.
17467 (start_enum): Add loc parameter. Change all callers. Use
17468 error_at for errors, using loc. For a redefinition, if the
17469 location of the original definition is known, report it. If in a
17470 struct, add this enum type to struct_types. If -Wc++-compat warn
17471 if in sizeof, typeof, or alignof.
17472 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17473 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17474 (c_parser_enum_specifier): Get enum location for start_enum.
17475 (c_parser_struct_or_union_specifier): Get struct location for
17476 start_struct. Save in_struct and struct_types status between
17477 start_struct and finish_struct.
17478 (c_parser_cast_expression): Get location of cast.
17479 (c_parser_alignof_expression): Get location of type.
17480 (c_parser_postfix_expression): Likewise.
17481 (c_parser_postfix_expression_after_paren_type): Add type_loc
17482 parameter. Change all callers. Call check_compound_literal_type.
17483 Use type_loc for error about variable size type.
17484 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17485 of an enum constant from an enum type defined in a struct or union.
17486 (c_cast_expr): Add loc parameter. Change all callers. If
17487 -Wc++-compat, warn about defining a type in a cast.
17488 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17489 (start_enum, start_struct, finish_struct): Update declarations.
17490 (parser_xref_tag, c_cast_expr): Update declarations.
17491 (check_compound_literal_type): Declare.
17493 2009-05-11 Ben Elliston <bje@au.ibm.com>
17495 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17496 for recent libcpp interface change.
17497 (rs6000_macro_to_expand): Likewise.
17499 2009-05-10 Michael Matz <matz@suse.de>
17502 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17503 not at entry of function.
17505 2009-05-10 Richard Guenther <rguenther@suse.de>
17507 PR tree-optimization/40081
17509 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17510 using the main variant of the element type. Do not fiddle with
17511 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17513 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17514 structs with volatile fields.
17516 2009-05-10 Jan Hubicka <jh@suse.cz>
17518 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17519 (estimate_move_cost): Assert that it does not get called for
17521 (estimate_num_insns): Skip VOID types in argument handling.
17522 (optimize_inline_calls): Delete unreachable blocks and verify that
17523 callgraph is valid.
17525 2009-05-10 Jan Hubicka <jh@suse.cz>
17527 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17528 * cgraph.c (cgraph_mark_address_taken_node): New function.
17529 (dump_cgraph_node): Dump new flag.
17530 * cgraph.h (struct cgraph_node): Add address_taken.
17531 (cgraph_mark_address_taken_node): New function.
17532 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17533 since new direct calls can be born.
17535 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17537 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17538 tok->val.node.node.
17540 2009-05-10 Jan Hubicka <jh@suse.cz>
17542 PR middle-end/40084
17543 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17545 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17546 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17547 * tree-inline.c (copy_bb): Set frequency correctly.
17548 (fold_marked_statements): Update call to
17549 cgraph_update_edges_for_call_stmt.
17551 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17553 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17554 identifiers in diagnostics.
17555 * config/arm/arm.c (arm_handle_fndecl_attribute,
17556 arm_handle_isr_attribute): Likewise.
17557 * config/avr/avr.c (avr_handle_progmem_attribute,
17558 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17559 * config/bfin/bfin.c (handle_int_attribute,
17560 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17561 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17562 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17564 * config/darwin.c (darwin_handle_kext_attribute,
17565 darwin_handle_weak_import_attribute): Likewise.
17566 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17567 h8300_handle_eightbit_data_attribute,
17568 h8300_handle_tiny_data_attribute): Likewise.
17569 * config/i386/i386.c (ix86_handle_cconv_attribute,
17570 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17571 * config/i386/winnt.c (ix86_handle_shared_attribute,
17572 ix86_handle_selectany_attribute): Likewise.
17573 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17574 * config/m32c/m32c.c (function_vector_handler): Likewise.
17575 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17576 m68hc11_handle_fntype_attribute): Likewise.
17577 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17578 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17579 * config/mips/mips.c (mips_insert_attributes,
17580 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17581 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17582 rs6000_handle_struct_attribute): Likewise.
17583 * config/sh/sh.c (sh_insert_attributes,
17584 sh_handle_resbank_handler_attribute,
17585 sh_handle_interrupt_handler_attribute,
17586 sh2a_handle_function_vector_handler_attribute,
17587 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17589 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17590 * config/spu/spu.c (spu_handle_fndecl_attribute,
17591 spu_handle_vector_attribute): Likewise.
17592 * config/stormy16/stormy16.c
17593 (xstormy16_handle_interrupt_attribute): Likewise.
17594 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17595 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17597 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17599 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17600 (pp_translate_identifiers): New.
17601 (pp_identifier): Only conditionally translate identifier to locale
17603 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17604 (pp_base_tree_identifier): Only conditionally translate identifier
17605 to locale character set.
17606 * c-pretty-print.c (M_): Define.
17607 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17608 fragments for conditional translation with M_.
17609 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17610 identifier translation.
17612 2009-05-10 Richard Guenther <rguenther@suse.de>
17614 PR tree-optimization/40081
17615 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17616 using the main variant of the element type. Do not fiddle with
17617 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17619 2009-05-09 Jan Hubicka <jh@suse.cz>
17621 PR middle-end/40080
17622 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17623 indirect calls; verify cgraph afterwards.
17625 2009-05-09 Jan Hubicka <jh@suse.cz>
17628 * ipa.c (update_inlined_to_pointer): New function.
17629 (cgraph_remove_unreachable_nodes): Use it.
17631 2009-05-09 Jan Hubicka <jh@suse.cz>
17633 * tree-eh.c (struct leh_state): Remove prev_try.
17634 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17635 not track prev_try.
17636 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17637 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17638 remove_eh_handler_and_replace, foreach_reachable_handler,
17639 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17640 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17641 (gen_eh_region_cleanup): Update prototype.
17643 2009-05-09 Jan Hubicka <jh@suse.cz>
17645 PR middle-end/40043
17646 * except.c (copy_eh_region): Always set prev_try.
17647 (redirect_eh_edge_to_label): Find outer try.
17648 (foreach_reachable_handler): When looking for prev try
17649 handle case where previous try is not going to be taken.
17651 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17653 PR tree-optimization/40049
17654 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17655 only vector/vector shifts, convert the type of the constant to the
17656 appropriate type to avoid building incorrect trees, which
17657 eventually have problems with garbage collection.
17659 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17661 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17662 -1 for complex floating-point types if honoring signed zeros.
17664 2009-05-08 Jan Hubicka <jh@suse.cz>
17666 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17667 argument; handle correctly when profile is absent.
17668 (build_cgraph_edges): Update.
17669 (rebuild_cgraph_edges): Update.
17670 * cgraph.c: Do not include varray.h.
17671 (cgraph_set_call_stmt_including_clones): New function.
17672 (cgraph_create_edge_including_clones): Likewise
17673 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17674 (cgraph_update_edges_for_call_stmt): Handle clones.
17675 (cgraph_remove_node): Handle clone tree.
17676 (cgraph_remove_node_and_inline_clones): New function.
17677 (dump_cgraph_node): Dump clone tree.
17678 (cgraph_clone_node): Handle clone tree.
17679 (clone_function_name): Bring here from tree-inline.c.
17680 (cgraph_create_virtual_clone): New function.
17681 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17682 (cgraph_clone_info): New function.
17683 (strut cgraph_node): Add clone_info and new clone tree pointers.
17684 (cgraph_remove_node_and_inline_clones,
17685 cgraph_set_call_stmt_including_clones,
17686 cgraph_create_edge_including_clones,
17687 cgraph_create_virtual_clone): Declare.
17688 (cgraph_function_versioning): Use VEC argument.
17689 (compute_call_stmt_bb_frequency): Update prototype.
17690 (cgraph_materialize_all_clones): New function.
17691 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17692 (ipcp_create_replace_map): Update to VECtors.
17693 (ipcp_update_callgraph): Use virtual clones.
17694 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17695 (ipcp_update_profiling): Do not update local profiling.
17696 (ipcp_insert_stage): Use VECtors and virtual clones.
17697 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17698 (clone_of_p): New function.
17699 (cgraph_preserve_function_body_p): Use clone tree.
17700 (cgraph_optimize): Materialize clones.
17701 (cgraph_function_versioning): Update for VECtors.
17702 (save_inline_function_body): Use clone tree.
17703 (cgraph_materialize_clone): New function.
17704 (cgraph_materialize_all_clones): Likewise.
17705 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17706 * ipa.c: Include gimple.h.
17707 (cgraph_remove_unreachable_nodes): Use clone tree.
17708 * ipa-prop.c (ipa_note_param_call): Update call to
17709 compute_call_stmt_bb_frequencycall.
17710 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17711 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17712 (copy_bb): Handle updating of clone tree; add new edge when new call
17714 (expand_call_inline): Be strict about every call having edge.
17715 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17716 (delete_unreachable_blocks_update_callgraph): New function.
17717 (tree_function_versioning): Use VECtors; always remove unreachable
17718 blocks and fold conditionals.
17719 * tree-inline.h: Do not include varray.h.
17720 (tree_function_versioning): Remove.
17721 * Makefile.in (GTFILES): Remove tree-inline.c
17722 * passes.c (do_per_function): Do only functions having body.
17723 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17726 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17727 Andrew Morrow <acm@google.com>
17730 * c-common.c (c_common_attribute_table): Permit deprecated
17731 attribute to take an optional argument.
17732 (handle_deprecated_attribute): If the optional argument to
17733 __attribute__((deprecated)) is not a string ignore the attribute
17734 and emit a warning.
17736 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17737 * c-typeck.c (build_component_ref): Likewise.
17738 (build_external_ref): Likewise.
17740 * toplev.c (warn_deprecated_use): Add an attribute argument.
17741 Emit the message associated with __attribute__((deprecated)).
17743 * toplev.h (warn_deprecated_use): Updated.
17745 * doc/extend.texi: Document new optional parameter to
17746 __attribute__((deprecated))
17748 2009-05-08 Michael Eager <eager@eagercon.com>
17750 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17751 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17753 2009-05-08 Richard Guenther <rguenther@suse.de>
17755 PR tree-optimization/40062
17756 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17757 Avoid exponential behavior.
17759 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17761 PR rtl-optimization/33928
17763 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17764 process_uses, build_single_def_use_links): New.
17765 (update_df): Update use_def_ref.
17766 (forward_propagate_into): Use get_def_for_use instead of use-def
17768 (fwprop_init): Call build_single_def_use_links and let it initialize
17770 (fwprop_done): Free use_def_ref.
17771 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17772 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17773 df_rd_simulate_one_insn): New.
17774 (df_rd_bb_local_compute_process_def): Update head comment.
17775 (df_chain_create_bb): Use the new RD simulation functions.
17776 * df.h (df_rd_simulate_artificial_defs_at_top,
17777 df_rd_simulate_one_insn): New.
17778 * opts.c (decode_options): Enable fwprop at -O1.
17779 * doc/invoke.texi (-fforward-propagate): Document this.
17781 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17784 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17785 and one complex operand specially.
17786 * tree-complex.c (some_nonzerop): Do not identify a real value as
17787 zero if flag_signed_zeros.
17789 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17791 PR rtl-optimization/33928
17792 * loop-invariant.c (record_use): Fix && vs. || mishap.
17794 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17796 PR rtl-optimization/33928
17797 * loop-invariant.c (struct use): Add addr_use_p.
17798 (struct def): Add n_addr_uses.
17799 (struct invariant): Add cheap_address.
17800 (create_new_invariant): Set cheap_address.
17801 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17802 (record_uses): Pass df_ref to record_use.
17803 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17806 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17808 * config/sh/sh.c: Do not include c-pragma.h.
17810 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17812 * config/spu/spu.c: Remove include of c-common.h.
17814 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17817 * c-common.h (mark_valid_location_for_stdc_pragma,
17818 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17819 clear_float_const_decimal64, float_const_decimal64_p): New.
17820 * c.opt (Wunsuffixed-float-constants): New.
17821 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17822 unsuffixed float constant, handle new warning.
17823 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17824 * c-decl.c (c_scope): New flag float_const_decimal64.
17825 (set_float_const_decimal64, clear_float_const_decimal64,
17826 float_const_decimal64_p): New.
17827 (push_scope): Set new flag.
17828 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17829 to use STDC pragmas.
17830 (c_parser_external_declaration): Ditto.
17831 (c_parser_compound_statement_nostart): Ditto.
17832 * c-pragma.c (valid_location_for_stdc_pragma,
17833 mark_valid_location_for_stdc_pragma,
17834 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17835 handle_pragma_float_const_decimal64): New.
17836 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17837 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17838 set_float_const_decimal64, clear_float_const_decimal64,
17839 float_const_decimal64_p): New dummy functions.
17840 * doc/extend.texi (Decimal Float): Remove statement that the
17841 pragma, and suffix for double constants, are not supported.
17842 * doc/invoke.texi (Warning Options): List new option.
17843 (-Wunsuffixed-float-constants): New.
17845 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17847 * config/i386/i386.c: Do not include c-common.h.
17849 2009-05-07 Mark Heffernan <meheff@google.com>
17851 * doc/invoke.texi (Debugging Options): Document change of debugging
17853 * opts.c (decode_options): Make dump_base_name relative to
17854 aux_base_name directory.
17856 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17858 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
17859 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
17861 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
17863 * Makefile.in (install-plugin): Simplify a bit.
17865 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
17867 * Makefile.in (OBJS-common): Add regcprop.o.
17869 * timevar.def (TV_CPROP_REGISTERS): New.
17870 * regrename.c (regrename_optimize): Return 0.
17871 (rest_of_handle_regrename): Delete.
17872 (pass_rename_registers): Point to regrename_optimize.
17873 (struct value_data_entry, struct value_data,
17874 kill_value_one_regno, kill_value_regno, kill_value,
17875 set_value_regno, init_value_data, kill_clobbered_value,
17876 kill_set_value, kill_autoinc_value, copy_value,
17877 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
17878 replace_oldest_value_reg, replace_oldest_value_addr,
17879 replace_oldest_value_mem, copyprop_hardreg_forward_1,
17880 debug_value_data, validate_value_data): Move...
17881 * regcprop.c: ... here.
17882 (rest_of_handle_cprop): Delete.
17883 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
17885 2009-05-07 Jakub Jelinek <jakub@redhat.com>
17887 PR middle-end/40057
17888 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
17889 GEN_INT for 1 << bitnum.
17890 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
17891 build_int_cst_type.
17893 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
17895 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
17896 Remove wrong description of "nand" operation.
17898 2009-05-06 Richard Guenther <rguenther@suse.de>
17899 Adam Nemet <anemet@caviumnetworks.com>
17901 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
17902 comment. Add that if LHS is not a gimple register, then RHS1 has
17903 to be a single object (GIMPLE_SINGLE_RHS).
17905 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
17907 * expr.c (get_def_for_expr): Move it up in the file.
17908 (store_field): When expanding a bit-field store, look at the
17909 defining gimple stmt for the masking conversion.
17911 2009-05-06 Janis Johnson <janis187@us.ibm.com>
17913 PR middle-end/39986
17914 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
17915 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
17916 32-bit memcpy into long.
17918 2009-05-06 Jakub Jelinek <jakub@redhat.com>
17920 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
17921 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
17923 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
17924 instead of appending DW_OP_deref*.
17926 2009-05-06 Michael Matz <matz@suse.de>
17928 PR middle-end/40021
17929 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
17930 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
17932 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
17934 * Makefile.in (install-plugin): Fix srcdir handling.
17936 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
17938 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
17939 when processing for not_regs_needed bitmap.
17940 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
17941 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
17942 handling it for rhs.
17944 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17946 * config/i386/i386.md (unnamed inc/dec peephole): Use
17947 optimize_insn_for_size_p instead of optimize_size.
17948 * config/i386/predicates.md (incdec_operand): Likewise.
17949 (aligned_operand): Likewise.
17950 * config/i386/sse.md (divv8sf3): Likewise.
17951 (sqrtv8sf2): Likewise.
17953 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17955 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
17957 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
17959 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17961 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
17962 ssemodesuffixf2c with avxmodesuffixf2c.
17964 2009-05-06 Joseph Myers <joseph@codesourcery.com>
17967 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
17969 2009-05-05 Jakub Jelinek <jakub@redhat.com>
17971 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
17972 (struct tree_base): Adjust spacing for 8 bit boundaries.
17973 (struct tree_decl_common): Add decl_by_reference_flag bit.
17974 (DECL_BY_REFERENCE): Adjust.
17975 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
17976 print DECL_BY_REFERENCE bit.
17977 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
17978 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
17979 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
17980 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
17983 PR middle-end/39666
17984 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
17985 range of the type, but default label is missing, add it with one
17986 of the existing labels instead of adding a new label for it.
17988 2009-05-05 Joseph Myers <joseph@codesourcery.com>
17992 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
17994 * Makefile.in (enable_plugin, plugin_includedir): New.
17995 (install): Depend on install-plugin.
17996 (PLUGIN_HEADERS): New.
17997 (install-plugin): New.
17998 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18000 2009-05-05 Richard Guenther <rguenther@suse.de>
18002 PR tree-optimization/40022
18003 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18005 (phivn_valid_p): Fix tuplification error, simplify.
18006 (phiprop_insert_phi): Add dumps.
18007 (propagate_with_phi): Simplify.
18009 2009-05-05 Richard Guenther <rguenther@suse.de>
18011 PR middle-end/40023
18012 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18014 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18016 * tree.h (strip_float_extensions): Remove duplicate declaration.
18017 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18018 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18019 block_ultimate_origin): Rearrange the declarations line to match the
18020 comment that indicates the .c file which the functions are defined.
18021 (dwarf2out_*, set_decl_rtl): Add comment.
18022 (get_base_address): Adjust comment.
18023 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18024 declarations line and add comment.
18025 (is_builtin_name): Add blank after function name, for clarity.
18027 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18029 * attribs.c (decl_attributes): Use %qE for identifiers in
18031 * cgraphunit.c (verify_cgraph_node): Translate function names to
18032 locale character set in diagnostics.
18033 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18035 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18036 Document that functions are named in UTF-8.
18037 * expr.c (expand_expr_real_1): Translate function names to locale
18038 character set in diagnostics.
18039 * gimplify.c (omp_notice_variable, omp_is_private,
18040 gimplify_scan_omp_clauses): Use %qE for identifiers in
18042 * langhooks.c (lhd_print_error_function): Translate function names
18043 to locale character set.
18044 * langhooks.h (decl_printable_name): Document that return value is
18045 in internal character set.
18046 * stmt.c: Include pretty-print.h
18047 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18049 (resolve_operand_name_1): Translate named operand name to locale
18051 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18053 * toplev.c (announce_function): Translate function names to locale
18055 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18056 (default_tree_printer): Use pp_identifier or translate identifiers
18057 to locale character set. Mark "<anonymous>" for translation.
18058 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18059 for identifiers in diagnostics.
18060 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18062 * varasm.c (output_constructor): Use %qE for identifiers in
18065 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18067 * configure.ac: use ` ` instead of $()
18068 * configure: Regenerate.
18070 2009-05-05 Ben Elliston <bje@au.ibm.com>
18072 * config/pa/linux-atomic.c: Eliminate conditional include of
18073 errno.h on non-LP64 systems to simplify build requirements.
18075 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18077 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18079 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18080 and pass value to identifier_to_locale.
18081 (warn_variable_length_array): Make name a tree.
18082 (grokdeclarator): Separate diagnostic texts for named and unnamed
18083 declarators. Use %qE for named declarators.
18084 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18086 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18087 identifiers in diagnostics.
18088 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18089 identifier_to_locale. Mark "anonymous" strings for translation.
18091 2009-05-04 Michael Eager <eager@eagercon.com>
18093 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18094 address for DImode/DFmode only if double-precision FP regs.
18096 2009-05-04 Michael Eager <eager@eagercon.com>
18098 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18099 TARGET_SINGLE_FLOAT check.
18101 2009-05-04 Michael Eager <eager@eagercon.com>
18103 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18105 2009-05-04 Michael Eager <eager@eagercon.com>
18107 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18108 * config/rs6000/t-xilinx: New
18110 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18112 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18113 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18114 * gcc/explow.c (memory_address): Use target hook.
18115 * gcc/targhooks.c (default_legitimize_address): New.
18116 * gcc/targhooks.h (default_legitimize_address): New.
18117 * gcc/target.h (legitimize_address): New.
18118 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18119 (TARGET_INITIALIZER): Include it.
18120 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18122 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18123 * config/bfin/bfin.c (legitimize_address): Remove.
18124 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18125 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18127 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18128 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18130 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18131 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18132 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18133 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18134 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18135 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18136 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18137 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18138 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18139 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18140 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18141 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18142 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18143 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18144 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18145 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18146 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18147 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18148 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18149 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18150 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18151 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18152 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18154 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18155 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18156 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18157 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18158 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18159 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18160 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18161 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18162 (thumb_legitimize_address): Delete.
18163 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18164 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18165 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18166 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18167 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18168 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18170 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18173 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18174 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18175 * config/m32r/m32r.c (m32r_legitimize_address): New.
18176 * config/m68k/m68k.c (m68k_legitimize_address): New.
18177 * config/score/score.c (score_legitimize_address): Standardize.
18178 * config/score/score3.c (score3_legitimize_address): Standardize.
18179 * config/score/score3.h (score3_legitimize_address): Adjust.
18180 * config/score/score7.c (score7_legitimize_address): Standardize.
18181 * config/score/score7.h (score7_legitimize_address): Adjust.
18182 * config/sh/sh.c (sh_legitimize_address): New.
18183 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18185 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18186 (s390_legitimize_address): ... this.
18187 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18188 (sparc_legitimize_address): ... this.
18189 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18190 (ix86_legitimize_address): ... this.
18191 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18192 (avr_legitimize_address): ... this.
18193 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18194 (mn10300_legitimize_address): ... this.
18195 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18196 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18197 (alpha_expand_mov): Adjust call.
18199 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18200 * config/spu/spu.c (spu_legitimize_address): Likewise.
18201 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18202 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18204 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18206 * intl.c (locale_encoding, locale_utf8): New.
18207 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18208 * intl.h (locale_encoding, locale_utf8): Declare.
18209 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18210 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18212 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18214 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18215 (pp_base_tree_identifier): Declare as function.
18216 (identifier_to_locale): Declare.
18217 * Makefile.in (pretty-print.o): Update dependencies.
18218 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18220 2009-05-04 Richard Guenther <rguenther@suse.de>
18222 PR middle-end/40015
18223 * builtins.c (fold_builtin_memory_op): Do not decay to element
18224 type if the size matches the whole array.
18226 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18228 * expmed.c (synth_mult): When trying out a shift, pass the result
18231 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18233 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18234 (shiftsub1_cost): New.
18235 (init_expmed): Compute shiftsub1_cost.
18236 (synth_mult): Optimize multiplications by constants of the form
18237 -(2^^m-1) for some constant positive integer m.
18239 2009-05-03 Richard Guenther <rguenther@suse.de>
18242 * c-typeck.c (array_to_pointer_conversion): Do not built
18243 ADDR_EXPRs of arrays of pointer-to-element type.
18244 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18245 up wrong ADDR_EXPRs after-the-fact.
18246 * c-common.c (strict_aliasing_warning): Strip pointer
18247 conversions for obtaining the original type.
18248 * builtins.c (fold_builtin_memset): Handle array types.
18249 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18252 2009-05-03 Richard Guenther <rguenther@suse.de>
18254 PR middle-end/23329
18255 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18256 Do not lose casts from array types with unknown extent to array
18257 types with known extent.
18258 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18259 alias set compatibility.
18261 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18263 * flags.h (extra_warnings): Delete.
18264 * toplev.c (process_options): Handle Wuninitialized here.
18265 * opts.c (extra_warnings): Delete.
18266 (set_Wextra): Delete.
18267 (common_handle_option): -Wextra can be handled automatically.
18268 * c-opts.c (c_common_handle_option): Delete obsolete code.
18269 (c_common_post_options): Simplify comment.
18270 * common.opt (W): Add Var.
18272 (Wuninitialized): Initialize to -1.
18274 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18275 Richard Guenther <rguenther@suse.de>
18277 * expr.c (get_def_for_expr): New function.
18278 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18279 SSA rather than trees.
18280 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18281 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18283 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18285 * c-common.c (reswords): Add _Imaginary.
18286 * c-common.c (enum rid): Add RID_IMAGINARY.
18288 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18290 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18291 Patch by Richard Guenther.
18293 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18295 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18296 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18297 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18298 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18299 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18300 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18301 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18302 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18303 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18304 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18305 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18306 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18307 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18308 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18309 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18310 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18311 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18312 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18314 2009-05-02 Richard Guenther <rguenther@suse.de>
18316 PR tree-optimization/39940
18317 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18320 2009-05-02 Richard Guenther <rguenther@suse.de>
18322 PR middle-end/40001
18323 * tree-ssa.c (execute_update_addresses_taken): Properly check
18324 if we can mark a variable DECL_GIMPLE_REG_P.
18325 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18326 back to the end of the function.
18327 (is_gimple_reg_type): Remove complex type special casing.
18328 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18331 2009-05-02 Ben Elliston <bje@au.ibm.com>
18333 * doc/collect2.texi (Collect2): Document search path behaviour
18334 when configured with --with-ld.
18336 2009-05-02 Jan Hubicka <jh@suse.cz>
18338 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18339 parameter; update callers.
18340 (coalesce_cost_edge): EH edges are costier because they needs
18341 splitting even if not critical and even more costier when there are
18342 multiple EH predecestors.
18344 2009-05-02 Jan Hubicka <jh@suse.cz>
18346 * except.c (remove_eh_handler_and_replace): Handle updating after
18347 removing TRY blocks.
18349 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18351 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18353 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18355 * varasm.c: Do not include c-pragma.h.
18356 * attribs.c: Do not incude c-common.h.
18358 2009-05-01 Michael Matz <matz@suse.de>
18360 * calls.c (initialize_argument_information): Handle SSA names like
18361 decls with a non MEM_P DECL_RTL.
18363 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18365 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18366 * ipa-utils.c: Likewise.
18367 * ipa-type-escape.c: Likewise.
18368 * cgraphunit.c Do not include c-common.h.
18369 * ipa-pure-const.c: Likewise.
18370 * tree-if-conv.c: Likewise.
18371 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18372 * ipa-struct-reorg.c: Likewise.
18373 * tree-nomudflap.c: Likewise.
18374 * tree-ssa-structalias.c: Likewise.
18376 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18378 * store-motion.c: Many cleanups to make this pass a first-class
18379 citizen instead of an appendix to gcse load motion. Add TODO list
18380 to make this pass faster/cleaner/better.
18382 (struct ls_expr): Post gcse.c-split cleanups.
18383 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18384 "stores" field to "avail_stores".
18385 (pre_ldst_mems): Rename to store_motion_mems.
18386 (pre_ldst_table): Rename to store_motion_mems_table.
18387 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18388 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18389 (ldst_entry): Rename to st_expr_entry, update users.
18390 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18391 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18392 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18394 (first_ls_expr): Rename to first_st_expr, update users.
18395 (next_ls_expr): Rename to next_st_expr, update users.
18396 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18397 fields properly for store motion instead of names inherited from load
18399 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18400 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18403 (ae_kill): Rename to st_kill, update users.
18404 (ae_gen): Rename to st_avloc, update users.
18405 (transp): Rename to st_transp, update users.
18406 (pre_insert_map): Rename to st_insert_map, update users.
18407 (pre_delete_map): Rename to st_delete_map, update users.
18408 (insert_store, build_store_vectors, free_store_memory,
18409 one_store_motion_pass): Update for abovementioned changes.
18411 (gcse_subst_count, gcse_create_count): Remove.
18412 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18413 and "n_stores_created", local variables.
18415 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18418 (regvec, compute_store_table_current_insn): Remove.
18419 (reg_set_info, reg_clear_last_set): Remove.
18420 (compute_store_table): Use DF caches instead of local dataflow
18423 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18425 * c-objc-common.c (c_tree_printer): Print identifiers with
18426 pp_identifier, not pp_string. Mark "({anonymous})" for
18428 * c-pretty-print.c (pp_c_ws_string): New.
18429 (pp_c_cv_qualifier, pp_c_type_specifier,
18430 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18431 pp_c_storage_class_specifier, pp_c_function_specifier,
18432 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18433 pp_c_primary_expression, pp_c_postfix_expression,
18434 pp_c_unary_expression, pp_c_shift_expression,
18435 pp_c_relational_expression, pp_c_equality_expression,
18436 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18437 use pp_string and pp_c_ws_string in place of pp_identifier and
18438 pp_c_identifier for non-identifiers. Mark English strings for
18440 * c-pretty-print.h (pp_c_ws_string): Declare.
18442 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18443 Roland McGrath <roland@redhat.com>
18445 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18446 (ENABLE_LD_BUILDID): New configuration option.
18447 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18448 (LINK_BUILDID_SPEC): New macro.
18449 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18451 * doc/install.texi: Document --enable-linker-build-id option.
18452 * configure: Rebuild.
18453 * config.in: Rebuild.
18455 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18457 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18458 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18459 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18460 MIPS_GP_SAVE_AREA_SIZE.
18461 * config/mips/mips.c (struct mips_frame_info): Update comment
18462 before arg_pointer_offset and hard_frame_pointer_offset.
18463 (mips_compute_frame_info): Update diagram before function: to
18464 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18465 indicate the position of frame_pointer_rtx with -fstack-protector and
18466 to show args_size. Don't allocate cprestore area for leaf functions
18467 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18469 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18471 2009-04-30 Michael Matz <matz@suse.de>
18473 PR tree-optimization/39955
18474 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18476 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18478 * ira.c (setup_cover_and_important_classes): Use safe macro
18479 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18481 * genpreds.c (write_tm_preds_h): Output suitable definition of
18482 REG_CLASS_FOR_CONSTRAINT.
18484 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18486 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18488 * bitmap.c (bitmap_descriptor): Likewise.
18489 * ggc-common.c (loc_descriptor): Likewise.
18490 * varray.c (varray_descriptor): Likewise.
18491 * vec.c (vec_descriptor): Likewise.
18493 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18495 * Makefile.in (dce.o): Add $(EXCEPT_H).
18496 * dce.c: Include except.h and delete redundant vector definitions.
18497 (deletable_insn_p): Return false for non-call insns that can throw
18500 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18502 * gcse.c (ae_gen): Remove.
18503 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18504 and make non-static function to make it available in store-motion.c.
18505 Update call sites with search-and-replace.
18506 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18507 extract_mentioned_regs, extract_mentioned_regs_helper,
18508 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18509 store_killed_in_insn, store_killed_after, store_killed_before,
18510 build_store_vectors, insert_insn_start_basic_block, insert-store,
18511 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18512 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18513 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18514 * store-motion.c: ...new file. Also copy data structures from gcse.c
18515 and clean up to remove parts not used by store motion.
18516 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18517 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18519 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18522 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18523 when optimizing for size.
18525 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18527 * gcse.c (gcse_constant_p): Fix typo in last change.
18529 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18531 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18533 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18535 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18537 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18539 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18540 CONST_HIGH_PART result.
18542 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18544 * config/avr/avr.c (initial_elimination_offset): Rename to
18545 avr_initial_elimination_offset.
18546 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18547 change return type to bool.
18548 (avr_can_eliminate): New function.
18549 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18550 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18551 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18552 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18553 avr_initial_elimination_offset.
18554 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18555 (avr_initial_elimination_offset): Define.
18557 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18558 Steven Bosscher <steven@gcc.gnu.org>
18560 PR rtl-optimization/39938
18561 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18562 * cfgrtl.c: Include insn-attr.h.
18563 (rest_of_pass_free_cfg): New function.
18564 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18565 * resource.c (init_resource_info): Remove call to df_analyze.
18567 2009-04-29 Richard Guenther <rguenther@suse.de>
18570 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18571 allow conversion to signed integers.
18573 2009-04-29 Richard Guenther <rguenther@suse.de>
18575 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18576 shifts of floating point vectors if the shift amount is
18577 a constant multiple of the element size.
18579 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18580 Michael Matz <matz@suse.de>
18582 PR middle-end/39927
18584 * tree-outof-ssa.c (emit_partition_copy): New function.
18585 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18586 insert_part_to_rtx_on_edge): Perform the partition base var
18587 copy using emit_partition_copy.
18588 (insert_value_copy_on_edge): Convert constants to the right mode.
18589 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18590 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18592 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18594 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18595 scan backwards to try to find a constant to initialize it.
18597 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18598 insn before the loop_end instruction, don't look past labels.
18600 2009-04-29 Richard Guenther <rguenther@suse.de>
18602 PR middle-end/39937
18603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18604 loose type conversions.
18605 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18606 stmts only if there are no uses of its definition.
18608 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18610 * config/bfin/bfin.h (splitting_loops): Declare.
18611 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18612 Reorder bit definitions to be ascending.
18613 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18614 * config/bfin/bfin.c (splitting_loops): New variable.
18615 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18616 (struct loop_info): Remove members INIT and LOOP_INIT.
18617 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18618 the LSETUP sequence. Allow LC to be loaded from any register, but
18619 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18620 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18622 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18623 of reload_completed.
18626 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18628 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18630 * Makefile.in (PLUGIN_VERSION_H): New.
18631 (OBJS-common): Remove plugin-version.o.
18632 (plugin.o): Depend on (PLUGIN_VERSION_H).
18633 (plugin-version.o): Remove.
18634 * configure: Regenerate
18635 * configure.ac: Create plugin-version.h.
18636 * gcc-plugin.h (plugin_gcc_version): Remove.
18637 (plugin_default_version_check): Change signature.
18638 * plugin-version.c: Remove.
18639 * plugin.c: Include plugin-version.h.
18640 (str_plugin_gcc_version_name): Remove.
18641 (try_init_one_plugin): Pass gcc version to plugin_init.
18642 (plugin_default_version_check): Both gcc and plugin versions are now
18645 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18647 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18648 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18649 Remove special case testing for last insn of inner loops. Don't fail
18650 if the loop ends with a jump, emit an extra nop instead.
18652 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18653 DREGS rather than comparing directly. Remove code that tries to
18654 account for latencies.
18656 2009-04-29 Richard Guenther <rguenther@suse.de>
18658 PR tree-optimization/39941
18659 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18660 eliminating an indirect call.
18662 2009-04-29 Richard Guenther <rguenther@suse.de>
18664 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18665 parameter. Allow invariants as base if !require_lvalue.
18666 (verify_gimple_assign_single): Adjust.
18668 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18670 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18671 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18672 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18673 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18674 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18676 * config/bfin/bfin.c (bfin_expand_builtin,
18677 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18679 2009-04-28 Richard Guenther <rguenther@suse.de>
18681 * tree-vect-loop.c (get_initial_def_for_induction): Use
18682 correct types for pointer increment.
18684 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18686 * toplev.c (print_version): Update GMP version string calculation.
18688 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18690 PR rtl-optimization/39938
18691 * resource.c (init_resource_info): Add call to df_analyze.
18693 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18695 * config/alpha/alpha.md (usegp): Cast the result of
18696 alpha_find_lo_sum_using_gp to enum attr_usegp.
18697 * config/alpha/alpha.c (override_options): Remove end-of-structure
18698 marker element from cpu_table. Use array size of cpu_table to handle
18699 -mcpu and -mtune options.
18700 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18702 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18704 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18705 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18706 tune_32 and tune_64.
18707 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18708 support on PowerPC.
18709 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18710 * config/rs6000/option-defaults.h: ... here. New file.
18711 (OPT_64, OPT_32): Define.
18712 (MASK_64BIT): Define to 0 if not already defined.
18713 (OPT_ARCH64, OPT_ARCH32): Define.
18714 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18717 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18719 * config/arm/arm.c (arm_override_options): Emit error on using
18722 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18724 PR rtl-optimization/39914
18725 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18726 registers for allocnos created from user-defined variables only
18727 when not optimizing.
18729 2009-04-28 Richard Guenther <rguenther@suse.de>
18731 PR middle-end/39937
18732 * fold-const.c (fold_binary): Use distribute_real_division only
18735 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18737 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18738 add hpux-stdint.h to tm_file.
18739 (hppa[12]*-*-hpux11*): Ditto.
18740 (ia64*-*-hpux*): Ditto.
18741 * config/hpux-stdint.h: New.
18742 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18743 __STDC_EXT__ for all compiles.
18744 * config/pa/pa-hpux.h: Ditto.
18745 * config/pa/pa-hpux10.h: Ditto.
18746 * config/pa/pa-hpux11.h: Ditto.
18748 2009-04-28 Catherine Moore <clm@codesourcery.com>
18750 * debug.h (set_name): Add comment.
18752 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18755 * config/darwin.c (machopic_gen_offset): Check
18756 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18757 * config/arm/arm.c (require_pic_register): Likewise.
18759 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18761 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18762 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18763 m32c_promote_prototypes): Delete.
18765 2009-04-28 Michael Matz <matz@suse.de>
18767 PR middle-end/39922
18768 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18771 2009-04-28 Richard Guenther <rguenther@suse.de>
18773 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18775 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18777 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18778 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18779 * config/arm/arm-tune.md: Regenerate.
18781 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18783 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18784 block if there are complex incoming edges.
18785 (sel_merge_blocks): Remove useless assert.
18786 (sel_redirect_edge_and_branch): Check that edge was redirected.
18787 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18788 (sel_find_rgns): Delete declaration.
18789 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18790 the region when it is not a preheader.
18792 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18795 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18797 2009-04-28 Richard Guenther <rguenther@suse.de>
18799 * tree.h (SSA_NAME_VALUE): Remove.
18800 (struct tree_ssa_name): Remove value_handle member.
18801 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18802 array for jump threading.
18803 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18805 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18806 * tree-flow.h (threadedge_initialize_values): Declare.
18807 (threadedge_finalize_values): Likewise.
18808 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18809 (SSA_NAME_VALUE): Define.
18810 (threadedge_initialize_values): New function.
18811 (threadedge_finalize_values): Likewise.
18812 * tree-ssa-dom.c (ssa_name_values): New global variable.
18813 (SSA_NAME_VALUE): Define.
18814 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18816 2009-04-28 Ira Rosen <irar@il.ibm.com>
18818 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18819 Use REPORT_VECTORIZED_LOCATIONS instead
18820 REPORT_VECTORIZED_LOOPS.
18821 * tree-vectorizer.c (vect_verbosity_level): Make static.
18822 (vect_loop_location): Rename to vect_location.
18823 (vect_set_verbosity_level): Update comment.
18824 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18826 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18827 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18828 instead REPORT_UNVECTORIZED_LOOPS.
18829 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18830 and vect_loop_def to vect_external_def and vect_internal_def.
18831 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18832 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18833 REPORT_UNVECTORIZED_LOCATIONS.
18834 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18835 and vect_used_in_loop and to vect_unused_in_scope and
18836 vect_used_in_scope.
18837 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18838 (vect_verbosity_level): Remove declaration.
18839 (vect_analyze_operations): Likewise.
18840 (vect_analyze_stmt): Declare.
18841 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18842 REPORT_UNVECTORIZED_LOCATIONS.
18843 (vect_get_loop_niters): Fix indentation.
18844 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18845 (vect_analyze_loop_operations): New function.
18846 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18847 vect_analyze_operations.
18848 (vect_is_simple_reduction): Use new names.
18849 (vectorizable_live_operation, vect_transform_loop): Likewise.
18850 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18851 to specify whether the data references can be a part of interleaving
18853 (vect_analyze_data_ref_dependence): Use new names.
18854 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
18855 (vect_create_addr_base_for_vector_ref): Remove redundant code.
18856 * tree-vect-patterns.c (widened_name_p): Use new names.
18857 (vect_recog_dot_prod_pattern): Likewise.
18858 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
18859 (process_use, vect_mark_stmts_to_be_vectorized,
18860 vect_model_simple_cost, vect_model_store_cost,
18861 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
18862 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18863 vectorizable_operation, vectorizable_type_demotion,
18864 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
18865 vectorizable_condition): Likewise.
18866 (vect_analyze_operations): Split into vect_analyze_loop_operations
18868 (vect_analyze_stmt): ... new function.
18869 (new_stmt_vec_info): Use new names.
18870 (vect_is_simple_use): Use new names and fix comment.
18871 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
18872 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
18874 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18877 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
18878 and integer modes for x87 operands. Do not ICE for unsupported size,
18879 generate error instead. Generate error for unsupported operand types.
18880 ['z']: Do not handle HImode memory operands specially. Warning
18881 for floating-point operands. Fallthru to 'Z' for unsupported operand
18882 types. Do not ICE for unsupported size, generate error instead.
18883 (output_387_binary_op): Use %Z to output operands.
18884 (output_fp_compare): Ditto.
18885 (output_387_reg_move): Ditto.
18887 2009-04-28 Ben Elliston <bje@au.ibm.com>
18892 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18894 * builtins.c (c_strlen): Do not warn here.
18895 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18896 * c-common.c (pointer_int_sum): Take an explicit location.
18897 Warn about offsets out of bounds.
18898 * c-common.h (pointer_int_sum): Adjust declaration.
18900 2009-04-27 Ian Lance Taylor <iant@google.com>
18902 * collect2.c (is_ctor_dtor): Change type of ret field in struct
18904 * dce.c (run_fast_df_dce): Change type of old_flags to int.
18905 * df-core.c (df_set_flags): Change return type to int. Change
18906 type of old_flags to int.
18907 (df_clear_flags): Likewise.
18908 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
18909 (df_get_conditional_uses): Likewise.
18910 * df.h (df_set_flags, df_clear_flags): Update declarations.
18911 * dwarf2out.c (struct indirect_string_node): Change type of form
18912 field to enum dwarf_form.
18913 (AT_string_form): Change return type to enum dwarf_form.
18914 * fixed-value.c (fixed_compare): Add cast to enum type.
18915 * fwprop.c (update_df): Change 0 to VOIDmode.
18916 * gensupport.c: Change 0 to UNKNOWN.
18917 * gimple.h (gimple_cond_code): Add cast to enum type.
18918 * haifa-sched.c (reemit_notes): Add cast to enum type.
18919 * hooks.c (hook_int_void_no_regs): Remove function.
18920 * hooks.h (hook_int_void_no_regs): Remove declaration.
18921 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
18922 * predict.c (combine_predictions_for_insn): Add casts to enum type.
18923 * real.c (real_arithmetic): Add cast to enum type.
18924 (real_compare): Likewise.
18925 * target.h (struct gcc_target): Change return type of
18926 branch_target_register_class to enum reg_class.
18927 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
18928 default_branch_target_register_class.
18929 * targhooks.c (default_branch_target_register_class): New function.
18930 * targhooks.h (default_branch_target_register_class): Declare.
18931 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
18932 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
18934 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
18936 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
18937 vect_uninitialized_def. Change 0 to ERROR_MARK.
18938 * tree-vect-stmts.c (supportable_widening_operation): Don't
18939 initialize icode1 and icode2.
18940 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
18941 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
18943 (cmn_err_flag_specs): Change 0 to STD_C89.
18944 (cmn_err_char_table): Likewise.
18945 * config/arm/arm.c (get_arm_condition_code): Change type of code
18946 to enum arm_cond_code.
18947 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
18948 (IWMMXT_BUILTIN2): Likewise.
18949 (neon_builtin_type_bits): Don't define typedef.
18950 (neon_builtin_datum): Change type of bits field to int.
18951 (arm_expand_neon_args): Add cast to enum type.
18952 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
18954 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
18955 casts to enum type.
18956 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
18958 * config/mips/mips.md (jal_macro): Return enum constant.
18959 (single_insn): Likewise.
18960 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
18962 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18963 casts to enum type.
18964 * config/s390/s390.c (s390_tune_flags): Change type to int.
18965 (s390_arch_flags): Likewise.
18966 (s390_handle_arch_option): Change flags field of struct pta to int.
18967 * config/s390/s390.h (s390_tune_flags): Update declaration.
18968 (s390_arch_flags): Likewise.
18969 * config/sh/sh.c (prepare_move_operands): Compare
18970 tls_symbolic_operand result with enum constant.
18971 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
18972 (sh_expand_prologue): Add cast to enum type.
18973 (sh_expand_epilogue): Likewise.
18974 (tls_symbolic_operand): Change return type to enum tls_model.
18975 (fpscr_set_from_mem): Add cast to enum type.
18976 (legitimize_pic_address): Compare tls_symbolic_operand result with
18978 (sh_target_reg_class): Change return type to enum reg_class.
18979 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
18981 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
18982 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
18983 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
18984 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
18985 (delayed_branch, tls_call_delay): Likewise.
18986 (eligible_for_sibcall_delay): Likewise.
18987 (eligible_for_return_delay): Likewise.
18988 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
18989 (spu_expand_builtin_1): Likewise.
18991 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
18992 for all types of conversions.
18993 (output_init_element): Issue -Wc++-compat warning if needed when
18994 initializing a bitfield with enum type.
18995 * c-parser.c (c_parser_expression): Set original_type to
18996 original_type of right hand operand of comma operator.
18998 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19000 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19002 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19003 * doc/cpp.texi (Standard Predefined Macros)
19004 (Implementation-defined behavior): Likewise.
19005 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19006 * doc/gimple.texi (GIMPLE Exception Handling)
19007 (@code{GIMPLE_ASSIGN}): Likewise.
19008 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19009 * doc/invoke.texi (Warning Options, Optimize Options)
19010 (AVR Options, Darwin Options): Likewise.
19011 (Optimize Options): Reformulate -fwhole-program description.
19012 * doc/loop.texi (Lambda): Likewise.
19013 * doc/md.texi (Output Template, Define Constraints)
19014 (Standard Names, Insn Splitting): Likewise.
19015 * doc/options.texi (Option properties): Likewise.
19016 * doc/passes.texi (Tree-SSA passes): Likewise.
19017 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19018 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19019 (File Names and DBX): Likewise.
19020 * doc/trouble.texi (Incompatibilities): Likewise.
19022 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19024 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19025 instruction is correct.
19027 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19029 Allow non-constant arguments to conversion intrinsics.
19030 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19031 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19032 * spu.c (print_operand): Handle 'v' and 'w'.
19033 (exp2_immediate_p, spu_gen_exp2): Define.
19034 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19035 spu_convtf_1): Update parameter descriptions.
19036 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19037 * constraints.md ('v', 'w'): New.
19038 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19040 (i2f, I2F): New define_mode_attr.
19041 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19042 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19043 fixuns_truncv4sfv4si2): Update to use mode attribute.
19044 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19045 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19046 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19047 patterns for combine.
19049 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19051 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19052 (cprop, hoist, pre, store_motion): New debug counters.
19053 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19054 is not an RTL pass anymore.
19055 (pass_profiling): Remove extern decl for pass removed in 2005.
19056 (pass_gcse, pass_jump_bypass): Remove.
19057 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19058 to 0 for clean state.
19059 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19060 * cse.c (gate_handle_cse_after_global_opts,
19061 rest_of_handle_cse_after_global_opts): New functions.
19062 (pass_cse_after_global_opts): New pass, does local CSE.
19063 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19064 (TV_CPROP): New timevar.
19065 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19066 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19067 (gcse_main, recompute_all_luids): Remove.
19068 (compute_hash_table_work): Call max_reg_num instead of reading
19070 (cprop_jump): Don't set run_jump_opt_after_gcse.
19071 (constprop_register): Always allow to alter jumps.
19072 (cprop_insn): Likewise.
19073 (do_local_cprop): Likewise.
19074 (local_cprop_pass): Likewise. Return non-zero if something changed.
19075 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19076 (find_implicit_sets): Add note about missed optimization opportunity.
19077 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19078 pass_rtl_cprop execute function.
19079 Don't bother tracking the pass number, each pass gets its own dumpfile
19081 Always allow to alter jumpsand bypass jumps.
19082 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19083 will just find no suitable set.
19084 (pre_edge_insert): Fix dumping, this function is for PRE only.
19085 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19086 pass_rtl_pre execute function.
19087 (hoist_code): Return non-zero if something changed. Keep track of
19088 substitutions and insertions for statistics gathering similar to PRE.
19089 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19090 called from the pass_rtl_hoist execute function. Show pass statistics.
19091 (compute_store_table): Use max_reg_num directly instead of using the
19092 formerly global max_gcse_regno.
19093 (build_store_vectors): Likewise.
19094 (replace_store_insn): Fix dumping.
19095 (store_motion): Rename to ...
19096 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19097 pass, called from the pass_rtl_store_motion execute function. Keep
19098 track of substitutions and insertions for statistics gathering similar
19100 (bypass_jumps): Remove, fold interesting bits into ...
19101 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19102 from the pass_rtl_cprop execute function.
19103 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19104 pass_jump_bypass): Remove.
19105 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19106 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19107 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19108 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19109 (gate_rtl_store_motion, execute_rtl_store_motion,
19110 pass_rtl_store_motion): New.
19111 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19112 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19113 * passes.c (init_optimization_passes): Remove pass_gcse and
19114 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19115 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19116 instead of pass_jump_bypass.
19118 2009-04-27 Richard Guenther <rguenther@suse.de>
19120 PR middle-end/39928
19121 * gimplify.c (gimplify_expr): If we are required to create
19122 a temporary make sure it ends up as register.
19124 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19127 * config/i386/i386.c (construct_container): Don't call
19128 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19129 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19131 2009-04-27 Michael Matz <matz@suse.de>
19133 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19134 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19135 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19136 (dump_replaceable_exprs): Take a bitmap.
19137 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19139 (expand_gimple_basic_block): Likewise.
19140 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19141 replaceable_expressions member a bitmap.
19142 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19143 (mark_replaceable): Likewise.
19144 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19145 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19147 2009-04-27 Richard Guenther <rguenther@suse.de>
19149 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19150 (verify_stmts): Dispatch to gimple/type verification code.
19151 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19152 issue with call argument types.
19154 2009-04-27 Michael Matz <matz@suse.de>
19156 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19157 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19160 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19161 Eric Botcazou <ebotcazou@adacore.com>
19163 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19164 a label's basic block.
19165 (mark_target_live_regs): Tidy and rework obsolete comments.
19166 Change back DF problem to LIVE. If a label starts a basic block,
19167 assume that all registers that used to be live then still are.
19168 (init_resource_info): If a label starts a basic block, set its
19169 BLOCK_FOR_INSN accordingly.
19170 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19172 2009-04-27 Richard Guenther <rguenther@suse.de>
19174 * tree-flow-inline.h (function_ann): Remove.
19175 (get_function_ann): Likewise.
19176 * tree-dfa.c (create_function_ann): Remove.
19177 * tree-flow.h (struct static_var_ann_d): Remove.
19178 (struct function_ann_d): Likewise.
19179 (union tree_ann_d): Remove fdecl member.
19180 (function_ann_t): Remove.
19181 (function_ann, get_function_ann, create_function_ann): Remove
19184 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19186 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19188 2009-04-27 Jan Hubicka <jh@suse.cz>
19190 * ipa-pure-const.c (struct funct_state_d): New fields
19191 state_previously_known, looping_previously_known; remove
19192 state_set_in_source.
19193 (analyze_function): Use new fields.
19194 (propagate): Avoid assumption that state_set_in_source imply
19197 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19198 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19199 * cfgloop.h (finite_loop_p): Declare.
19201 2009-04-26 Michael Matz <matz@suse.de>
19203 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19205 2009-04-26 Michael Matz <matz@suse.de>
19207 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19208 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19209 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19210 pass_mark_used_blocks): Remove.
19211 * tree-optimize.c (pass_free_datastructures,
19212 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19213 * passes.c (init_optimization_passes): Don't call
19214 pass_mark_used_blocks, remove dead code.
19216 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19218 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19219 * tree-ssa-live.h (register_ssa_partition): Likewise.
19221 2009-04-26 Michael Matz <matz@suse.de>
19224 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19225 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19226 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19228 (compare_pairs): Swap cost comparison.
19229 (coalesce_ssa_name): Don't use change_partition_var.
19230 * tree-nrv.c (struct nrv_data): Add modified member.
19231 (finalize_nrv_r): Set it.
19232 (tree_nrv): Use it to update statements.
19233 (pass_nrv): Require PROP_ssa.
19234 * tree-mudflap.c (mf_decl_cache_locals,
19235 mf_build_check_statement_for): Use make_rename_temp.
19236 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19237 * alias.c (find_base_decl): Handle SSA names.
19238 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19239 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19240 * rtl.h (set_reg_attrs_for_parm): Declare.
19241 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19242 to "optimized", remove unused locals at finish.
19243 (execute_free_datastructures): Make global, call
19244 delete_tree_cfg_annotations.
19245 (execute_free_cfg_annotations): Don't call
19246 delete_tree_cfg_annotations.
19248 * ssaexpand.h: New file.
19249 * expr.c (toplevel): Include ssaexpand.h.
19250 (expand_assignment): Handle SSA names the same as register variables.
19251 (expand_expr_real_1): Expand SSA names.
19252 * cfgexpand.c (toplevel): Include ssaexpand.h.
19253 (SA): New global variable.
19254 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19255 (SSAVAR): New macro.
19256 (set_rtl): New helper function.
19257 (add_stack_var): Deal with SSA names, use set_rtl.
19258 (expand_one_stack_var_at): Likewise.
19259 (expand_one_stack_var): Deal with SSA names.
19260 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19261 before unique numbers.
19262 (expand_stack_vars): Use set_rtl.
19263 (expand_one_var): Accept SSA names, add asserts for them, feed them
19264 to above subroutines.
19265 (expand_used_vars): Expand all partitions (without default defs),
19266 then only the local decls (ignoring those expanded already).
19267 (expand_gimple_cond): Remove edges when jumpif() expands an
19268 unconditional jump.
19269 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19270 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19272 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19273 members of SA; deal with PARM_DECL partitions here; expand
19274 all PHI nodes, free tree datastructures and SA. Commit instructions
19275 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19276 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19277 info and statements at start, collect garbage at finish.
19278 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19279 (VAR_ANN_PARTITION) Remove.
19280 (change_partition_var): Don't declare.
19281 (partition_to_var): Always return SSA names.
19282 (var_to_partition): Only accept SSA names.
19283 (register_ssa_partition): Only check argument.
19284 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19286 (delete_var_map): Don't free it.
19287 (var_union): Only accept SSA names, simplify.
19288 (partition_view_init): Mark only useful SSA names as used.
19289 (partition_view_fini): Only deal with SSA names.
19290 (change_partition_var): Remove.
19291 (dump_var_map): Use ssa_name instead of partition_to_var member.
19292 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19294 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19295 (struct _elim_graph): New member const_dests; nodes member vector of
19297 (set_location_for_edge): New static helper.
19298 (create_temp): Remove.
19299 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19300 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19301 (new_elim_graph): Allocate const_dests member.
19302 (clean_elim_graph): Truncate const_dests member.
19303 (delete_elim_graph): Free const_dests member.
19304 (elim_graph_size): Adapt to new type of nodes member.
19305 (elim_graph_add_node): Likewise.
19306 (eliminate_name): Likewise.
19307 (eliminate_build): Don't take basic block argument, deal only with
19308 partition numbers, not variables.
19309 (get_temp_reg): New static helper.
19310 (elim_create): Use it, deal with RTL temporaries instead of trees.
19311 (eliminate_phi): Adjust all calls to new signature.
19312 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19313 (rewrite_trees): Only do checking.
19314 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19315 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19316 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19317 contains_tree_r, MAX_STMTS_IN_LATCH,
19318 process_single_block_loop_latch, analyze_edges_for_bb,
19319 perform_edge_inserts): Remove.
19320 (expand_phi_nodes): New global function.
19321 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19322 functions, initialize new parameter, remember partitions having a
19324 (finish_out_of_ssa): New global function.
19325 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19326 don't reset in_ssa_p here, don't disable TER when mudflap.
19327 (pass_del_ssa): Remove.
19328 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19330 (execute_free_datastructures): Declare.
19331 * Makefile.in (SSAEXPAND_H): New variable.
19332 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19333 * basic-block.h (commit_one_edge_insertion): Declare.
19334 * passes.c (init_optimization_passes): Move pass_nrv and
19335 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19336 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19337 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19338 (redirect_branch_edge): Deal with super block when expanding, split
19339 out jump patching itself into ...
19340 (patch_jump_insn): ... here, new static helper.
19342 2009-04-26 Michael Matz <matz@suse.de>
19344 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19345 beyond num_ssa_names.
19346 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19347 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19349 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19351 PR inline-asm/39543
19352 * fwprop.c (forward_propagate_asm): New function.
19353 (forward_propagate_and_simplify): Propagate also into __asm, if it
19354 doesn't increase the number of referenced registers.
19357 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19359 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19361 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19362 note_nonlocal_vla_type for nonlocal VLAs.
19363 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19364 contains_remapped_vars, remap_vla_decls): New functions.
19365 (convert_nonlocal_reference_stmt): If not optimizing, call
19366 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19367 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19368 if it wasn't found in var_map.
19369 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19370 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19371 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19373 * gimplify.c (nonlocal_vlas): New variable.
19374 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19376 (gimplify_body): Create and destroy nonlocal_vlas.
19378 * dwarf2out.c (loc_descr_plus_const): New function.
19379 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19380 mem_loc_descriptor, loc_descriptor_from_tree_1,
19381 descr_info_loc, gen_variable_die): Use it.
19383 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19384 !TREE_STATIC VAR_DECLs.
19385 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19386 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19387 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19388 DECL_BY_REFERENCE is valid.
19389 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19390 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19391 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19392 Copy DECL_BY_REFERENCE.
19393 (struct nesting_copy_body_data): New type.
19394 (nesting_copy_decl): New function.
19395 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19396 if they have variable length.
19398 2009-04-26 Michael Matz <matz@suse.de>
19400 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19401 mark new temporaries for renaming.
19403 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19406 * c-decl.c (global_bindings_p): Return negative value.
19407 (c_variable_size): New. Based on variable_size from
19409 (grokdeclarator): Call c_variable_size not variable_size.
19411 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19413 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19415 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19417 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19418 Redefine it to just use mingw/include.
19419 (ASM_SPEC): Rules for -m32 and -m64.
19420 (LINK_SPEC): Use Likewise.
19421 (SPEC_32): New define.
19422 (SPEC_64): Likewise.
19423 (SUB_LINK_SPEC): Likewise.
19424 (MULTILIB_DEFAULTS): New define.
19425 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19426 Add multilib options.
19427 (MULTILIB_DIRNAMES): Likewise.
19428 (MULTILIB_OSDIRNAMES): Likewise.
19429 (LIBGCC): Likewise.
19430 (INSTALL_LIBGCC): Likewise.
19432 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19435 * c-tree.h (enum c_inline_static_type): New.
19436 (record_inline_static): Declare.
19437 * c-decl.c (struct c_inline_static, c_inline_statics,
19438 record_inline_static, check_inline_statics): New.
19439 (pop_file_scope): Call check_inline_statics.
19440 (start_decl): Call record_inline_static instead of pedwarning
19441 directly for static in inline function.
19442 * c-typeck.c (build_external_ref): Call record_inline_static
19443 instead of pedwarning directly for static referenced in inline
19446 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19448 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19449 not new but only being rescanned.
19450 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19451 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19452 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19453 record_set_info, compute_set, grealloc): Remove.
19454 (recompute_all_luids): New function.
19455 (gcse_main): Don't compute sets, and don't do related memory
19456 allocations/free-ing. If something changed before the end of the
19457 pass, update LUIDs using recompute_all_luids.
19458 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19459 (free_gcse_mem): Don't free it either.
19460 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19461 Use the df insn LUIDs.
19462 (load_killed_in_block): Likewise.
19463 (compute_hash_table_work): Don't compute reg_set_in_block.
19464 (compute_transp): Use DF_REG_DEF_CHAINs.
19465 (local_cprop_pass): Don't use compute_sets and related functions.
19466 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19467 Use get_max_uid() instead of max_cuid.
19468 (insert_insn_end_basic_block, pre_insert_copy_insn,
19469 update_ld_motion_stores): Don't try to
19470 keep reg_set tables up to date.
19471 (pre_insert_copies): Use df insn LUIDs.
19472 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19473 (reg_set_info): Don't use extra bitmap argument.
19474 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19475 information to compute regs_set_in_block.
19476 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19477 (bypass_jumps): Don't use compute_sets and friends.
19479 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19482 * opts.c (undocumented_msg): Do not leave blank even with
19485 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19487 * c-decl.c (build_enumerator): Allow values folding to integer
19488 constants but not integer constant expressions with a pedwarn if
19491 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19494 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19495 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19496 type is an integer constant.
19498 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19501 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19504 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19507 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19508 with variably modified return type and no storage class
19509 specifiers, except for the case of nested functions. Distinguish
19510 extern declarations of functions with variably modified return
19511 types from those of objects with variably modified types.
19513 2009-04-25 Jan Hubicka <jh@suse.cz>
19515 * tree.c (list_equal_p): New function.
19516 * tree.h (list_equal_p): Declare.
19517 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19518 basic_block_def, basic_block, const_basic_block): New.
19519 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19520 (redirect_eh_edge): New function.
19521 (make_eh_edge_update_phi): EH edges are not abnormal.
19522 * except.c: Include tree-flow.h.
19523 (list_match): New function.
19524 (eh_region_replaceable_by_p): New function.
19525 (replace_region): New function.
19526 (hash_type_list): New function.
19527 (hash_eh_region): New function.
19528 (eh_regions_equal_p): New function.
19529 (merge_peers): New function.
19530 (remove_unreachable_regions): Verify EH tree when checking;
19532 (copy_eh_region_1): New function.
19533 (copy_eh_region): New function.
19534 (push_reachable_handler): New function.
19535 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19536 regions without label but with live RESX.
19537 * except.h (redirect_eh_edge_to_label): New.
19538 * tree-flow.h (redirect_eh_edge): New.
19539 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19540 basic_block_def, basic_block, const_basic_block): Remove.
19541 * Makefile.in (except.o): Add dependency on tree-flow.h
19542 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19543 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19546 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19549 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19550 on the destination of memcpy.
19552 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19554 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19555 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19556 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19558 2009-04-25 Jan Hubicka <jh@suse.cz>
19560 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19561 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19562 to be reached by different label than left.
19563 (update_eh_edges): Update comment; remove edge_to_remove if possible
19564 and return true if suceeded.
19565 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19566 (cleanup_eh): Compute sharing map.
19567 * except.c (remove_eh_handler_and_replace): Add argument if we should
19569 (remove_unreachable_regions): Update for label sharing.
19570 (label_to_region_map): Likewise.
19571 (get_next_region_sharing_label): New function.
19572 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19574 (remove_eh_handler): Update.
19575 (remove_eh_region_and_replace_by_outer_of): New function.
19576 * except.h (struct eh_region): Add next_region_sharing_label.
19577 (remove_eh_region_and_replace_by_outer_of,
19578 get_next_region_sharing_label): Declare.
19579 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19581 2009-04-25 Jan Hubicka <jh@suse.cz>
19583 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19584 insert code even if they are not critical.
19586 2009-04-25 Jan Hubicka <jh@suse.cz>
19588 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19589 (gimple_can_remove_branch_p): EH edges won't remove branch by
19591 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19592 updating of non-abnormal EH edges.
19593 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19594 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19595 (split_critical_edges): Split also edges where emitting code on them
19596 will lead to splitting later.
19598 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19599 H.J. Lu <hongjiu.lu@intel.com>
19602 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19603 the configured assembler supports fildq and fistpq mnemonics.
19604 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19605 * configure: Regenerated.
19606 * config.in: Ditto.
19608 * config/i386/i386.c (print_operand): Handle 'Z'.
19609 ['z']: Remove handling of special fild/fist suffixes.
19610 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19611 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19612 suffix of fild insn.
19613 (*floatsi<mode>2_vector_mixed): Ditto.
19614 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19615 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19616 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19617 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19618 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19620 2009-04-25 Ben Elliston <bje@au.ibm.com>
19622 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19623 the source of a set operation.
19625 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19627 * target.h (struct gcc_target): Add case_values_threshold field.
19628 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19629 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19630 * targhooks.c (default_case_values_threshold): New function.
19631 * targhooks.h (default_case_values_threshold): Declare function.
19632 * stmt.c (expand_case): Use case_values_threshold target hook.
19633 * expr.h (case_values_threshold): Remove declartation.
19634 * expr.c (case_values_threshold): Remove function.
19635 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19637 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19638 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19639 (avr_case_values_threshold): Declare as static.
19640 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19642 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19643 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19644 (mn10300_case_values_threshold): New function.
19646 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19648 * ira.c (setup_cover_and_important_classes): Add enum cast.
19650 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19652 * genpreds.c (write_enum_constraint_num): Output definition of
19653 CONSTRAINT_NUM_DEFINED_P macro.
19654 * ira.c (setup_cover_and_important_classes): Use
19655 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19657 2009-04-24 DJ Delorie <dj@redhat.com>
19659 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19660 __SH2A_SINGLE_ONLY__ also.
19662 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19664 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19665 (movdf_internal): Ditto.
19666 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19667 SFmode and DFmode constants.
19668 (ia64_print_operand): Add 'G' format for printing
19669 floating point constants.
19671 2009-04-24 Richard Guenther <rguenther@suse.de>
19673 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19674 from unsigned additions.
19676 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19678 * c-typeck.c (set_init_index): Allow array designators that are
19679 not integer constant expressions with a pedwarn if pedantic.
19681 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19683 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19684 zero if no overlap in nonzero bits between the operands.
19686 2009-04-24 Ian Lance Taylor <iant@google.com>
19688 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19689 (record_dead_and_set_regs): Likewise.
19690 * df.h (struct df_mw_hardreg): Change flags field to int.
19691 (struct df_base_ref): Likewise.
19692 (struct df): Change changeable_flags field to int.
19693 * df-scan.c (df_defs_record): Change clobber_flags to int.
19694 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19695 constants rather than #define macros.
19696 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19697 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19698 (enum dwarf_calling_convention): Likewise.
19699 (enum dwarf_line_number_x_ops): Likewise.
19700 (enum dwarf_call_frame_info): Likewise.
19701 (enum dwarf_source_language): Likewise.
19702 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19703 (add_calling_convention_attribute): Likewise.
19704 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19705 (combine_comparisons): Change compcode to int. Add cast to enum type.
19706 * genrecog.c (maybe_both_true_2): Change c to int.
19707 (write_switch): Likewise. Add cast to enum type.
19708 * gimplify.c (gimplify_omp_for): Handle return values from
19709 gimplify_expr using MIN rather than bitwise or.
19710 (gimplify_expr): Add cast to enum type.
19711 * ipa-prop.c (update_jump_functions_after_inlining): Change
19712 IPA_BOTTOM to IPA_JF_UNKNOWN.
19713 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19714 Add casts to enum type.
19715 (setup_cover_and_important_classes): Change cl to int. Add casts
19717 (setup_class_translate): Change cl and mode to int.
19718 (ira_init_once): Change mode to int.
19719 (free_register_move_costs): Likewise.
19720 (setup_prohibited_mode_move_regs): Add casts to enum type.
19721 * langhooks.c (add_builtin_function_common): Rework assertion that
19722 value fits bitfield.
19723 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19724 * omega.c (omega_do_elimination): Avoid math on enum types.
19725 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19726 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19727 int local to handle integral_argment value.
19728 * regmove.c (try_auto_increment): Change PUT_MODE to
19730 * reload.c (push_secondary_reload): Add casts to enum type.
19731 (secondary_reload_class, find_valid_class): Likewise.
19732 * reload1.c (emit_input_reload_insns): Likewise.
19733 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19734 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19735 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19737 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19738 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19740 (expand_complex_libcall): Add casts to enum type.
19741 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19742 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19743 with ERROR_MARK, not NUM_TREE_CODES.
19744 (vect_create_epilog_for_reduction): Likewise.
19745 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19746 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19747 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19749 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19750 vect_unused_in_loop. Change 0 to loop_vect.
19751 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19752 * var-tracking.c (get_init_value): Change return type to enum
19754 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19755 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19757 (arm_override_options): Add casts to enum type.
19758 (arm_emit_tls_decoration): Likewise.
19759 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19761 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19762 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19763 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19765 * config/s390/s390.c (code_for_builtin_64): Change to array of
19767 (code_for_builtin_31): Likewise.
19768 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19770 * config/sparc/sparc.c (sparc_override_options): Change value
19771 field in struct code_model to enum cmodel. In initializer change
19772 0 to NULL and add cast to enum type.
19774 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19775 Change all callers. Issue a -Wc++-compat warning using
19776 lhs_origtype if necessary.
19777 (convert_for_assignment): Issue -Wc++-compat warnings about
19778 invalid conversions to enum type on assignment.
19779 * c-common.h (build_modify_expr): Update declaration.
19781 2009-04-24 Nick Clifton <nickc@redhat.com>
19783 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19784 (function_arg_advance): Likewise.
19785 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19788 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19790 * config/s390/constraints.md ('I', 'J'): Fix condition.
19792 2009-04-24 Diego Novillo <dnovillo@google.com>
19794 * gengtype-parse.c (parse_error): Add newline after message.
19796 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19798 * config/i386/sse.md (avxmodesuffixs): Removed.
19799 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19800 (*avx_pinsr<ssevecsize>): This.
19802 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19804 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19805 follow chains of regs with a single definition, and allow expressions
19806 that are function_invariant_p.
19807 (simple_rhs_p): Allow expressions that are function_invariant_p.
19809 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19811 PR middle-end/39867
19812 * fold-const.c (fold_cond_expr_with_comparison): When folding
19813 > and >= to MAX, make sure the MAX uses the same type as the
19814 comparison's operands.
19816 2009-04-24 Nick Clifton <nickc@redhat.com>
19818 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19819 addressing for DImode accesses.
19820 (frv_print_operand_address): Handle PLUS case.
19821 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19823 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19825 PR rtl-optimization/39794
19826 * alias.c (canon_true_dependence): Add x_addr argument.
19827 * rtl.h (canon_true_dependence): Adjust prototype.
19828 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19829 * cselib.c (cselib_invalidate_mem): Likewise.
19830 * gcse.c (compute_transp): Likewise.
19831 * dse.c (scan_reads_nospill): Likewise.
19832 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19833 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19834 canon_base_addr of the group, plus optional offset.
19835 (struct group_info): Rename canon_base_mem to
19837 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19838 canon_rtx of base_mem.
19840 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19842 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19843 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19845 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19847 * config/spu/spu-builtins.h: Delete file.
19849 * config/spu/spu.h (enum spu_builtin_type): Move here from
19851 (struct spu_builtin_description): Likewise. Add GTY marker.
19852 Do not use enum spu_function_code or enum insn_code.
19853 (spu_builtins): Add extern declaration.
19855 * config/spu/spu.c: Do not include "spu-builtins.h".
19856 (enum spu_function_code, enum spu_builtin_type_index,
19857 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
19858 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
19859 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
19860 unsigned_V2DI_type_node): Move here from spu-builtins.h.
19861 (spu_builtin_types): Make static. Add GTY marker.
19862 (spu_builtins): Add extern declaration with GTY marker.
19863 Include "gt-spu.h".
19865 * config/spu/spu-c.c: Do not include "spu-builtins.h".
19866 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
19867 Check programmatically whether all parameters are scalar.
19869 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
19871 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
19873 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
19874 assignment from the constructor either if the target is volatile.
19876 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
19878 * config/arm/arm.md (insv): Do not share operands[0].
19880 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
19882 * config/vxlib-tls.c (active_tls_threads): Delete.
19883 (delete_hook_installed): New.
19884 (tls_delete_hook): Don't delete the delete hook.
19885 (tls_destructor): Delete it here.
19886 (__gthread_set_specific): Adjust installing the delete hook.
19887 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
19888 __gthread_leave_tsd_dtor_context.
19890 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
19892 * c-format.c (gcc_tdiag_char_table): Add support for %E.
19894 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
19896 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
19898 (alpha_rtx_costs): Ditto.
19899 (emit_unlikely_jump): Use add_reg_note.
19900 (emit_frame_store_1): Ditto.
19901 (alpha_expand_prologue): Ditto.
19902 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19903 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
19905 2009-04-23 Nick Clifton <nickc@redhat.com>
19907 * config/v850/v850.md (epilogue): Remove suppressed code.
19908 (return): Rename to return_simple and remove test of frame size.
19909 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
19910 to gen_return_simple.
19912 2009-04-22 Jing Yu <jingyu@google.com>
19915 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
19917 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19920 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
19921 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
19922 value is a VECTOR_CST, the element type is the element type of the
19925 2009-04-22 DJ Delorie <dj@redhat.com>
19927 * config/m32c/m32c.h: Update GTY annotations to new syntax.
19929 2009-04-22 Jakub Jelinek <jakub@redhat.com>
19931 * alias.c (find_base_term): Move around LO_SUM case, so that
19932 CONST falls through into PLUS/MINUS handling.
19935 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
19936 into 0, use omit_one_operand.
19938 2009-04-23 Ben Elliston <bje@au.ibm.com>
19940 * config/rs6000/linux-unwind.h (get_regs): Remove type
19941 puns. Change the type of `pc' to an array of unsigned ints and
19942 update all users. Constify frame24.
19944 2009-04-22 DJ Delorie <dj@redhat.com>
19946 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
19947 declarations before code.
19948 (current_function_special_page_vector): Likewise.
19949 (m32c_expand_insv): Silence a warning.
19951 2009-04-21 Taras Glek <tglek@mozilla.com>
19953 * alias.c: Update GTY annotations to new syntax.
19954 * basic-block.h: Likewise.
19955 * bitmap.h: Likewise.
19956 * c-common.h: Likewise.
19957 * c-decl.c: Likewise.
19958 * c-parser.c: Likewise.
19959 * c-pragma.c: Likewise.
19960 * c-tree.h: Likewise.
19961 * cfgloop.h: Likewise.
19962 * cgraph.h: Likewise.
19963 * config/alpha/alpha.c: Likewise.
19964 * config/arm/arm.h: Likewise.
19965 * config/avr/avr.h: Likewise.
19966 * config/bfin/bfin.c: Likewise.
19967 * config/cris/cris.c: Likewise.
19968 * config/darwin.c: Likewise.
19969 * config/frv/frv.c: Likewise.
19970 * config/i386/i386.c: Likewise.
19971 * config/i386/i386.h: Likewise.
19972 * config/i386/winnt.c: Likewise.
19973 * config/ia64/ia64.h: Likewise.
19974 * config/iq2000/iq2000.c: Likewise.
19975 * config/mips/mips.c: Likewise.
19976 * config/mmix/mmix.h: Likewise.
19977 * config/pa/pa.c: Likewise.
19978 * config/pa/pa.h: Likewise.
19979 * config/rs6000/rs6000.c: Likewise.
19980 * config/s390/s390.c: Likewise.
19981 * config/sparc/sparc.c: Likewise.
19982 * config/xtensa/xtensa.c: Likewise.
19983 * cselib.h: Likewise.
19984 * dbxout.c: Likewise.
19985 * dwarf2out.c: Likewise.
19986 * except.c: Likewise.
19987 * except.h: Likewise.
19988 * fixed-value.h: Likewise.
19989 * function.c: Likewise.
19990 * function.h: Likewise.
19991 * gimple.h: Likewise.
19992 * integrate.c: Likewise.
19993 * optabs.c: Likewise.
19994 * output.h: Likewise.
19995 * real.h: Likewise.
19997 * stringpool.c: Likewise.
19998 * tree-data-ref.c: Likewise.
19999 * tree-flow.h: Likewise.
20000 * tree-scalar-evolution.c: Likewise.
20001 * tree-ssa-address.c: Likewise.
20002 * tree-ssa-alias.h: Likewise.
20003 * tree-ssa-operands.h: Likewise.
20004 * tree.c: Likewise.
20005 * tree.h: Likewise.
20006 * varasm.c: Likewise.
20007 * varray.h: Likewise.
20009 * coretypes.h: Do not define GTY macro if it is already defined.
20010 * doc/gty.texi: Update GTY documentation to new syntax.
20011 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20012 annotations on structs.
20013 * gengtype-parse.c: Likewise.
20015 2009-04-22 Mark Heffernan <meheff@google.com>
20017 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20019 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20021 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20024 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20026 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20027 the same as a PLUS without a shift. Increase the cost of a
20030 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20032 * Makefile.in: Update dependencies.
20033 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20034 * errors.h: Remove bogus comment about compatibility.
20035 (warning): Update declaration.
20036 * genautomata.c: Update all calls to warning.
20037 * gimple.c: Do not include errors.h. Include toplev.h.
20038 * tree-ssa-structalias.c: Do not include errors.h.
20039 * omega.c: Likewise.
20040 * tree-ssa-reassoc.c: Likewise.
20041 * config/spu/spu-c.c: Likewise.
20042 * config/spu/t-spu-elf: Update dependencies.
20044 2009-04-22 Richard Guenther <rguenther@suse.de>
20046 PR tree-optimization/39824
20047 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20048 make sure the types are compatible.
20050 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20053 * c-common.c (c_parse_error): Take a token_flags parameter.
20054 Use token_type for the token type instead.
20055 Pass token_flags to cpp_type2name.
20056 * c-common.h (c_parse_error): Update declaration.
20057 * c-parser.c (c_parser_error): Pass 0 as token flags.
20059 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20061 PR rtl-optimization/39580
20062 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20064 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20066 * function.c (expand_function_end): Do not emit a jump to the "naked"
20067 return label for fall-through returns.
20068 * except.c (sjlj_emit_function_exit): Always place the call to the
20069 unregister function at the location installed by expand_function_end.
20071 2009-04-22 Richard Guenther <rguenther@suse.de>
20073 PR tree-optimization/39845
20074 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20075 (gen_inbound_check): Likewise.
20077 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20079 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20081 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20082 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20084 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20086 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20087 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20088 shift counts to avoid out-of-bounds array accesses.
20090 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20092 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20093 (Pmode): Move above.
20095 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20097 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20098 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20099 GET_CODE macro. Use IN_RANGE macro where appropriate.
20100 * config/alpha/alpha.h: Ditto.
20101 * config/alpha/alpha.md: Ditto.
20102 * config/alpha/constraints.md: Ditto.
20103 * config/alpha/predicates.md: Ditto.
20105 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20107 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20108 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20109 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20110 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20111 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20112 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20113 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20114 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20115 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20116 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20117 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20118 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20119 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20120 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20121 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20122 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20123 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20124 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20125 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20126 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20127 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20128 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20129 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20130 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20131 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20132 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20133 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20135 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20137 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20138 references from comments.
20139 * cfgbuild.c: (count_basic_blocks): Delete.
20140 (find_basic_blocks_1): Delete.
20141 (find_basic_blocks): Delete.
20142 * except.c (finish_eh_generation): Make static. Move comment from
20143 except.h here. Remove find_basic_blocks references from comments.
20144 * except.h (finish_eh_generation): Delete.
20145 * basic-block.h (find_basic_blocks): Delete.
20146 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20148 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20150 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20151 (sdbout_parms): Likewise.
20153 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20155 * config/sh/sh.c (prepare_cbranch_operands): Use
20156 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20157 (expand_cbranchdi4): Likewise.
20158 (from_compare): Add cast to enum type.
20159 (expand_cbranchsi4): Use add_reg_note.
20160 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20161 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20162 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20163 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20164 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20165 instead of CODE_FOR_nothing.
20166 (cbranchdi4): Likewise. Fix the order of arguments for
20168 (push_fpscr): Use add_reg_note.
20169 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20170 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20172 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20174 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20175 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20176 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20177 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20178 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20179 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20180 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20181 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20182 config/alpha/x-vms, config/arc/t-arc,
20183 config/arm/README-interworking, config/arm/arm-c.c,
20184 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20185 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20186 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20187 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20188 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20189 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20190 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20191 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20192 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20193 config/cris/t-elfmulti, config/crx/t-crx,
20194 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20195 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20196 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20197 config/h8300/t-h8300, config/i386/athlon.md,
20198 config/i386/darwin-libgcc.10.4.ver,
20199 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20200 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20201 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20202 config/i386/t-linux64, config/i386/t-nwld,
20203 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20204 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20205 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20206 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20207 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20208 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20209 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20210 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20211 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20212 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20213 config/m68k/t-uclinux, config/mcore/t-mcore,
20214 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20215 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20216 config/mips/crtn.asm, config/mips/irix-crti.asm,
20217 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20218 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20219 config/mips/mips-fixed.md, config/mips/sb1.md,
20220 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20221 config/mips/t-iris6, config/mips/t-isa3264,
20222 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20223 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20224 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20225 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20226 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20227 config/mn10300/t-linux, config/mn10300/t-mn10300,
20228 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20229 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20230 config/picochip/libgccExtras/clzsi2.asm,
20231 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20232 config/rs6000/darwin-libgcc.10.4.ver,
20233 config/rs6000/darwin-libgcc.10.5.ver,
20234 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20235 config/rs6000/t-aix43, config/rs6000/t-aix52,
20236 config/rs6000/t-darwin, config/rs6000/t-fprules,
20237 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20238 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20239 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20240 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20241 config/rs6000/t-rtems, config/rs6000/t-spe,
20242 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20243 config/score/t-score-elf, config/sh/divcost-analysis,
20244 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20245 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20246 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20247 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20248 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20249 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20250 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20251 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20252 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20253 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20254 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20255 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20256 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20257 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20258 * config/h8300/genmova.sh: Include copyright and license notices
20259 in generated output.
20260 * config/h8300/mova.md: Regenerate.
20261 * doc/install.texi2html: Include word "Copyright" in copyright
20262 notice and use name "Free Software Foundation, Inc.".
20263 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20264 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20265 ChangeLog-2007, ChangeLog-2008: Correct dates.
20267 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20269 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20270 NE_EXPR operations as well.
20271 * c-parser.c (c_parser_condition): Do not set location information on
20273 (c_parser_conditional_expression): Likewise.
20274 (c_parser_binary_expression): Set location information on operators.
20275 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20276 TRUTH_NOT_EXPR has been folded.
20277 * fold-const.c (fold_truth_not_expr): Copy location information from
20278 the incoming expression to the outgoing one.
20279 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20280 recursive calls on the LHS of the operator but pass that of the
20281 operator to recursive calls on the RHS of the operator. Set it
20283 (shortcut_cond_expr): Set the locus of the operator on the second
20284 COND_EXPR and that of the expression on the first in degenerate cases.
20285 Pass the locus of the expression to calls to shortcut_cond_r.
20286 Set the locus of the 'then' block on the associated jump, if any.
20287 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20288 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20289 expression to call to gimplify_boolean_expr.
20291 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20293 * config.gcc: Add additional configuration for
20294 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20295 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20296 (CPP_SPEC): Redefine for allowing -municode option.
20297 (STARTFILE_SPEC): Likewise.
20298 * config/i386/t-mingw-w64: New.
20299 * config/i386/mingw-w64.opt: New.
20300 (municode): Add new target option.
20301 * doc/invoke.texi (municode): Add documentation for new option.
20303 2009-04-21 Ian Lance Taylor <iant@google.com>
20305 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20306 Correct test for number of arguments.
20307 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20309 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20311 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20312 argument of emit_library_call.
20314 2009-04-21 Richard Guenther <rguenther@suse.de>
20316 PR middle-end/39829
20317 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20318 inside VIEW_CONVERT_EXPRs.
20320 2009-04-21 Martin Jambor <mjambor@suse.cz>
20322 * tree-switch-conversion.c (build_constructors): Split a long line.
20323 (constructor_contains_same_values_p): New function.
20324 (build_one_array): Create assigns of constants if possible, do not
20325 call mark_sym_for_renaming, call update_stmt.
20326 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20327 make_rename_temp. Do not call mark_symbols_for_renaming, call
20329 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20330 find_new_referenced_vars, call update_stmt.
20331 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20332 instead of calling make_rename_temp. Do not call
20333 find_new_referenced_vars or mark_symbols_for_renaming, call
20336 2009-04-21 Richard Guenther <rguenther@suse.de>
20338 PR tree-optimization/39827
20339 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20340 (tree_ssa_phiprop): Pass the correct array size.
20342 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20344 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20346 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20349 * c-typeck.c (lvalue_p): Move declaration ...
20350 * c-common.h (lvalue_p): ... to here.
20351 * c-common.c (candidate_equal_p): New.
20352 (add_tlist): Use it.
20353 (merge_tlist): Use it.
20354 (warn_for_collisions_1): Likewise.
20355 (warning_candidate_p): Accept more candidates.
20356 (verify_tree): A warning candidate can be an expression. Use
20359 2009-04-21 Ben Elliston <bje@au.ibm.com>
20362 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20363 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20364 options. Remove -mcall-solaris documentation.
20366 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20369 * doc/invoke.texi (-Wlong-long): Update description.
20370 * c-lex (interpret_integer): Only warn if there was no previous
20371 overflow and -Wlong-long is enabled.
20372 * c-decl.c (declspecs_add_type): Drop redundant flags.
20373 * c.opt (Wlong-long): Init to -1.
20374 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20375 and front-end warn_long_long. Wlong-long only depends on other
20376 flags if it is uninitialized.
20377 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20378 the same for CPP and FE.
20379 (restore_extension_diagnostics): Likewise.
20381 2009-04-20 Ian Lance Taylor <iant@google.com>
20383 Fix enum conversions which are invalid in C++:
20384 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20385 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20386 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20387 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20388 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20389 (dbxout_parms): Likewise.
20390 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20391 (df_clear_flags): Likewise.
20392 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20393 top_flag parameter to int.
20394 (df_chain_create_bb_process_use): Likewise.
20395 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20397 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20398 (df_ref_create_structure, df_def_record_1): Likewise.
20399 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20400 (df_notes_rescan): Change 0 to VOIDmode in function call.
20401 (df_get_call_refs, df_insn_refs_collect): Likewise.
20402 (df_bb_regs_collect): Likewise.
20403 (df_entry_block_defs_collect): Likewise.
20404 (df_exit_block_uses_collect): Likewise.
20405 * df.h: Update declarations.
20406 * double-int.c (double_int_divmod): Add cast to enum type.
20407 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20408 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20409 (based_loc_descr): Likewise.
20410 (loc_descriptor_from_tree_1): Change first_op and second_op to
20411 enum dwarf_location_atom. Add cast to enum type.
20412 * expmed.c (init_expmed): Change 0 to SET in function call.
20413 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20414 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20415 (do_store_flag): Likewise.
20416 * fixed-value.h (struct fixed_value): Change mode to enum
20418 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20419 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20421 (insert_insn_decl, insert_decl, insert_state): Likewise.
20422 (automata_list_finish): Likewise.
20423 * genrecog.c (process_define_predicate): Add cast to enum type.
20424 * gensupport.c (init_predicate_table): Add cast to enum type.
20425 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20427 (gimple_build_call_1, gimple_build_label): Likewise.
20428 (gimple_build_goto, gimple_build_asm_1): Likewise.
20429 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20430 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20431 (enum fallback): Rename from enum fallback_t.
20432 (fallback_t): Typedef as int.
20433 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20434 GSI_SAME_STMT in function call.
20435 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20437 (setup_reg_class_relations): Likewise.
20438 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20439 (setup_prohibited_class_mode_regs): Add cast to enum type.
20440 (setup_prohibited_mode_move_regs): Likewise.
20441 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20442 (record_address_regs): Change i to enum reg_class.
20443 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20444 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20445 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20446 (GET_MODE_2XWIDER_MODE): Likewise.
20447 (GET_CLASS_NARROWEST_MODE): Likewise.
20448 * omp-low.c (expand_omp_for): Add cast to enum type.
20449 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20450 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20451 * postreload.c (reload_cse_simplify_operands): Change rclass local
20453 * predict.c (combine_predictions_for_insn): Change best_predictor
20454 and predictor to enum br_predictor.
20455 (combine_predictions_for_bb): Likewise.
20456 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20457 use SET_PREDICT_EXPR_OUTCOME.
20458 * real.c (real_arithmetic): Change icode to code in function call.
20459 * reginfo.c (init_move_cost): Add casts to enum type.
20460 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20461 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20463 * reload.c (find_valid_class): Add casts to enum type.
20464 (push_reload): Change 0 to NO_REGS in function call.
20465 (find_reloads): Change this_alternative to array of enum
20466 reg_class. Remove some now-unnecessary casts.
20467 (make_memloc): Change 0 to VOIDmode in function call.
20468 * reload1.c (reload): Change 0 to VOIDmode in function call.
20469 (eliminate_regs_1, elimination_effects): Likewise.
20470 (eliminate_regs_in_insn): Likewise.
20471 (emit_input_reload_insns): Add cast to enum type.
20472 (delete_output_reload): Change 0 to VOIDmode in function call.
20473 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20474 to enum type in function call.
20475 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20476 (SET_PREDICT_EXPR_OUTCOME): Define.
20477 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20478 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20479 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20480 (dump_function): Likewise.
20481 * tree-dump.h: Update declarations.
20482 * tree-pass.h: Update declarations.
20483 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20484 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20486 (arm_rtx_costs_1): Correct parenthesization.
20487 (arm_rtx_costs): Add casts to enum type.
20488 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20489 (vfp_emit_fstmd): Use add_rg_note.
20490 (emit_multi_reg_push, emit_sfm): Likewise.
20491 (thumb_set_frame_pointer): Likewise.
20492 (arm_expand_prologue): Likewise.
20493 (arm_regno_class): Change return type to enum reg_class.
20494 (thumb1_expand_prologue): Use add_reg_note.
20495 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20496 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20498 * config/arm/gentune.sh: Add cast to enum type.
20499 * config/arm/arm-tune.md: Rebuild.
20500 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20501 (ix86_split_fp_branch, predict_jump): Likewise.
20502 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20503 insn_code to enum rtx_code.
20504 (ix86_builtin_vectorized_function): Add cast to enum type.
20505 * config/i386/i386.md (truncdfsf2): Change slot to enum
20507 (truncxf<mode>2, isinf<mode>2): Likewise.
20508 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20510 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20511 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20512 (insert_bundle_state): Change 1 to INSERT in function call.
20513 (ia64_add_bundle_selector_before): Likewise.
20514 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20515 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20516 (restore_stack_nonlocal): Likewise.
20517 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20519 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20521 (mips_rtx_costs): Likewise.
20522 (mips_override_options): Add casts to enum type.
20523 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20525 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20526 (store_reg, set_reg_plus_d): Likewise.
20527 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20528 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20530 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20532 (emit_unlikely_jump): Use add_reg_note.
20533 (rs6000_emit_allocate_stack): Likewise.
20534 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20535 (output_toc): Change 1 to INSERT in function call.
20536 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20537 (rs6000_initialize_trampoline): Likewise.
20538 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20540 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20541 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20542 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20543 (save_gprs): Use add_reg_note.
20544 (s390_emit_prologue): Likewise.
20545 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20546 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20547 (sparc_fold_builtin): Add cast to enum type.
20548 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20550 (spu_expand_prologue): Use add_reg_note.
20551 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20553 2009-04-20 Ian Lance Taylor <iant@google.com>
20555 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20556 (c_parser_postfix_expression_after_primary): Get VEC for list of
20557 arguments. Get original types of arguments. Call
20558 build_function_call_vec.
20559 (cached_expr_list_1, cached_expr_list_2): New static variables.
20560 (c_parser_expr_list): Change return type to VEC *. Add
20561 p_orig_types parameter. Change all callers.
20562 (c_parser_release_expr): New static function.
20563 (c_parser_vec_to_tree_list): New static function.
20564 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20565 call build_function_call_vec.
20566 (build_function_call_vec): New function, based on old
20567 build_function_call.
20568 (convert_arguments): Remove nargs and argarray parameters. Change
20569 values to a VEC. Add origtypes parameter.
20570 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20571 (convert_for_assignment): Add origtype parameter. Change all
20572 callers. If warn_cxx_compat, check for conversion to an enum
20573 type when calling a function.
20574 (store_init_value): Add origtype parameter. Change all callers.
20575 (digest_init): Likewise.
20576 (struct init_node): Add origtype field.
20577 (add_pending_init): Add origtype parameter. Change all callers.
20578 (output_init_element): Likewise.
20579 (output_pending_init_elements): Pass origtype from init_node to
20580 output_init_element.
20581 (process_init_element): Pass origtype from c_expr to
20582 output_init_element.
20583 (c_finish_return): Add origtype parameter. Change all callers.
20584 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20586 (sync_resolve_params): Likewise.
20587 (sync_resolve_return): Change params to first_param. Change caller.
20588 (resolve_overloaded_builtins): Change params to VEC *. Change
20589 callers. Save first parameter around call to build_function_call_vec.
20590 * c-decl.c (finish_decl): Add origtype parameter. Change all
20591 callers. Call build_function_call_vec rather than
20592 build_function_call for cleanup.
20593 * c-tree.h: Update declarations.
20594 * c-common.h: Update declarations.
20595 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20596 params to first_param.
20597 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20598 params parameter from tree to void *.
20599 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20600 Change arglist parameter to have type void *, and to be a pointer
20602 * config/rs6000/rs6000-protos.h
20603 (altivec_resolve_overloaded_builtin): Update declaration.
20604 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20605 fnargs parameter to have type void *, and to be a pointer to a
20606 VEC. Call build_function_call_vec instead of
20607 build_function_call.
20608 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20610 2009-04-20 Joey Ye <joey.ye@intel.com>
20611 Xuepeng Guo <xuepeng.guo@intel.com>
20612 H.J. Lu <hongjiu.lu@intel.com>
20614 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20616 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20617 (IX86_LEA_PRIORITY): Likewise.
20618 (distance_non_agu_define): New function.
20619 (distance_agu_use): Likewise.
20620 (ix86_lea_for_add_ok): Likewise.
20621 (ix86_dep_by_shift_count): Likewise.
20623 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20624 should split for LEA.
20626 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20628 (ix86_dep_by_shift_count): Likewise.
20630 2009-04-20 Richard Guenther <rguenther@suse.de>
20632 * expr.c (handled_component_p): Move ...
20633 * tree.h (handled_component_p): ... here.
20634 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20635 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20636 and REALPART_EXPR to be in one group.
20638 2009-04-20 Richard Guenther <rguenther@suse.de>
20640 * basic-block.h (get_all_dominated_blocks): Declare.
20641 * dominance.c (get_all_dominated_blocks): New function.
20642 * tree-cfg.c (get_all_dominated_blocks): Remove.
20643 (remove_edge_and_dominated_blocks): Adjust.
20644 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20645 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20646 instead of recursing.
20648 2009-04-20 Doug Kwan <dougkwan@google.com>
20650 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20651 (struct cgraph_node_set_def): New type.
20652 (cgraph_node_set) New type. Also declare vector functions.
20653 (struct cgraph_node_set_element_def): New type.
20654 (cgraph_node_set_element): Ditto.
20655 (cgraph_node_set_iterator): New iterator type.
20656 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20657 cgraph_node_set_remove, dump_cgraph_node_set,
20658 debug_cgraph_node_set): New prototypes.
20659 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20660 cgraph_node_set_size): New inlines.
20661 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20662 including cgraph.h.
20663 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20664 argument to function 'write_summary'.
20665 * ipa.c: Include ggc.h.
20666 (hash_cgraph_node_set_element,
20667 eq_cgraph_node_set_element, cgraph_node_set_new,
20668 cgraph_node_set_add, cgraph_node_set_remove,
20669 cgraph_node_set_find, dump_cgraph_node_set,
20670 debug_cgraph_node_set): New functions.
20671 * Makefile.in (ipa.o): Add dependency on GGC_H.
20673 2009-04-20 Ira Rosen <irar@il.ibm.com>
20675 PR tree-optimization/39675
20676 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20677 check of the return code of vect_schedule_slp. Check that
20678 stmt_vec_info still exists for the statement, before checking its
20679 vectorization type.
20681 2009-04-20 Michael Matz <matz@suse.de>
20683 * Makefile.in (generated_files): Take out $(simple_generated_c).
20685 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20687 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20688 (UINTPTR_TYPE): Likewise.
20690 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20693 * c-typeck.c (digest_init): Check for initializing an array with a
20696 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20699 * c-semantics.c (pop_stmt_list): Propagate
20700 STATEMENT_LIST_HAS_LABEL to parent statement list.
20702 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20704 * config/mips/mips.h (mips_tune_attr): New macro.
20705 * config/mips/mips.md (cpu): Use it.
20707 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20710 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20713 2009-04-19 Diego Novillo <dnovillo@google.com>
20715 * toplev.c (compile_file): Move call to coverage_finish ...
20716 * cgraphunit.c (ipa_passes): ... here.
20717 Call cgraph_process_new_functions.
20718 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20719 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20721 2009-04-19 Jan Hubicka <jh@suse.cz>
20723 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20725 (dump_cgraph_node): Dump can throw external flag.
20726 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20728 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20732 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20733 * common.opt (Wlogical-op): Move from here...
20734 * c.opt (Wlogical-op): ... to here.
20735 * c-typeck.c (parser_build_binary_op): Update call to
20736 warn_logical_operator.
20737 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20739 * c-common.c (warn_logical_op): Update.
20740 * c-common.h (warn_logical_op): Update declaration.
20742 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20744 * tree.c (protected_set_expr_location): Fix formatting.
20746 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20749 * c-typeck.c (readonly_warning): new.
20750 (build_unary_op, build_modify_expr): Use readonly_warning for
20751 storing into something readonly but not const-qualified.
20753 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20756 * c-typeck.c (build_unary_op): Check for taking address of
20757 expression of type void.
20759 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20762 * c-typeck.c (build_function_call): Check for calling a function
20763 with qualified void return types. Call require_complete_type when
20766 2009-04-18 Jan Hubicka <jh@suse.cz>
20768 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20770 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20771 can_throw_external flag.
20772 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20773 * ipa-pure-const.c (ignore_edge): New function.
20774 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20775 only over can_throw_external edges.
20776 (local_pure_const): Add nothrow flag.
20777 * ipa-utils.c (searchc): Add ignore_edge callback.
20778 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20779 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20780 (set_nothrow_function_flags): Update cgraph.
20781 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20783 2009-04-18 Richard Guenther <rguenther@suse.de>
20785 PR middle-end/39804
20786 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20787 (fold_stmt): ... this and ...
20788 (fold_stmt_inplace): ... this.
20789 (fold_stmt_1): Fold references in calls and asms.
20790 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20792 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20794 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20795 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20797 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20799 * tree.c (function_args_count): Remove.
20800 * tree.h: Remove the prototype for function_args_count.
20802 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20804 * tree-iterator.c (expr_only): Remove.
20805 * tree.h: Remove the prototype for expr_only.
20807 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20809 * reginfo.c (cannot_change_mode_set_regs): Remove.
20810 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20812 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20814 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20815 whether operands 0 and 1 overlaps.
20817 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20819 PR middle-end/36902
20820 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20821 pointer. Use warning_at instead of warning.
20822 (search_for_addr_array): Likewise.
20823 (check_array_bounds): Likewise.
20824 (check_all_array_refs): Check that the incoming edge is not in the
20825 list of edges to be removed.
20826 (check_all_array_refs): Avoid the temporal pointer.
20827 (vrp_visit_cond_stmt): Fix typo.
20828 (simplify_switch_using_ranges): Handle the case where the switch
20829 index is an integer constant.
20831 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20833 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20835 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20837 * doc/extend.texi, doc/invoke.texi: Fix typos.
20839 2009-04-17 Cary Coutant <ccoutant@google.com>
20841 * tree-flow-inline.h (get_lineno): Fix inverted test.
20843 2009-04-17 Diego Novillo <dnovillo@google.com>
20845 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20846 assertion for AVAIL_OUT.
20848 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20851 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20852 * config/sh/linux-atomic.asm: Likewise.
20854 2009-04-17 Diego Novillo <dnovillo@google.com>
20856 * except.c (debug_eh_tree): New.
20857 (struct eh_region, struct eh_status): Move ...
20858 * except.h: ... here.
20859 (add_type_for_runtime): Declare extern.
20860 (lookup_type_for_runtime): Likewise.
20861 (debug_eh_tree): Declare.
20862 * Makefile.in (GTFILES): List except.h before except.c
20864 2009-04-17 Diego Novillo <dnovillo@google.com>
20866 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
20867 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20868 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
20869 (find_vars_r): ... here.
20870 * tree-flow.h (find_referenced_vars_in): Declare.
20871 * tree-ssa-pre.c (create_expression_by_pieces): Assert
20872 that AVAIL_OUT exists for BLOCK.
20873 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
20874 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
20875 (tree-parloops.o): Likewise.
20877 2009-04-17 Simon Baldwin <simonb@google.com>
20879 * toplev.c (default_tree_printer): Add handling for %E format.
20881 2009-04-17 Diego Novillo <dnovillo@google.com>
20883 * tree-pretty-print.c (dump_generic_node): Add break after
20884 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
20885 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
20886 FUNCTION_TYPE together. Call print_struct_decl when printing
20887 structures and TDF_SLIM is not given.
20888 (print_struct_decl): Fix logic for detecting recursion.
20890 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20893 * gcc.c (create_at_file): New.
20894 (compile_input_file_p): New.
20895 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
20896 * main.c (main): Update call to toplev_main.
20897 * toplev.c (toplev_main): Change signature. Call expandargv.
20898 * toplev.h (toplev_main): Change signature.
20900 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20902 * dwarf2out.c (field_byte_offset): Use the type size as the field size
20903 if the latter is not constant.
20905 2009-04-17 David Edelsohn <edelsohn@gnu.org>
20907 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
20909 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20911 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
20912 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
20914 2009-04-17 Richard Guenther <rguenther@suse.de>
20916 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20917 Handle component references view-converting an invariant address.
20919 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
20921 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
20922 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
20923 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
20924 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
20925 Use @deftypevr rather than @deftypevar.
20927 2009-04-17 Richard Guenther <rguenther@suse.de>
20929 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
20930 (get_prop_source_stmt): Likewise.
20931 (can_propagate_from): Likewise.
20933 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
20935 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
20936 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
20937 (--with-multilib-list): Add default value.
20938 * configure: Regenerate.
20939 * Makefile.in (TM_ENDIAN_CONFIG): Define.
20940 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
20941 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
20942 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
20943 Don't add default cpu to multilib list unnecessarily, but do enable
20944 the relevant compiler option..
20945 Add support for --with-multilib-list=<blank> and
20946 --with-multilib-list=!<somelib> to supress unwanted multilibs.
20947 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
20948 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
20949 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
20950 TM_MULTILIB_CONFIG.
20951 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
20952 (MULTILIB_OSDIRNAMES): New variable.
20953 * config/sh/t-1e: Delete file.
20954 * config/sh/t-mlib-sh1: Delete file.
20955 * config/sh/t-mlib-sh2: Delete file.
20956 * config/sh/t-mlib-sh2a: Delete file.
20957 * config/sh/t-mlib-sh2a-nofpu: Delete file.
20958 * config/sh/t-mlib-sh2a-single: Delete file.
20959 * config/sh/t-mlib-sh2a-single-only: Delete file.
20960 * config/sh/t-mlib-sh2e: Delete file.
20961 * config/sh/t-mlib-sh3e: Delete file.
20962 * config/sh/t-mlib-sh4: Delete file.
20963 * config/sh/t-mlib-sh4-nofpu: Delete file.
20964 * config/sh/t-mlib-sh4-single: Delete file.
20965 * config/sh/t-mlib-sh4-single-only: Delete file.
20966 * config/sh/t-mlib-sh4a: Delete file.
20967 * config/sh/t-mlib-sh4a-nofpu: Delete file.
20968 * config/sh/t-mlib-sh4a-single: Delete file.
20969 * config/sh/t-mlib-sh4a-single-only: Delete file.
20970 * config/sh/t-mlib-sh4al: Delete file.
20971 * config/sh/t-mlib-sh5-32media: Delete file.
20972 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
20973 * config/sh/t-mlib-sh5-64media: Delete file.
20974 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
20975 * config/sh/t-mlib-sh5-compact: Delete file.
20976 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
20977 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
20978 * doc/install.texi (Options specification): Add
20979 --with-multilib-list and --with-endian.
20981 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20983 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
20985 (OBJS-common): Add plugin-version.o.
20986 (plugin-version.o): New.
20987 * gcc-plugin.h (plugin_gcc_version): New.
20988 (plugin_default_version_check): New.
20989 (plugin_init_func, plugin_init): Add version argument.
20990 * plugin-version.c: New.
20991 * plugin.c (str_plugin_gcc_version_name): New.
20992 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
20993 pass it to the init function.
20994 (plugin_default_version_check): New.
20996 2009-04-17 Richard Guenther <rguenther@suse.de>
20998 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
20999 for decl-vs-decl disambiguation.
21001 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21003 * config/s390/s390.h (s390_tune_attr): New macro definition.
21004 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21006 2009-04-17 Richard Guenther <rguenther@suse.de>
21008 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21009 (fold_stmt_r): Likewise.
21010 (maybe_fold_reference): New function.
21011 (fold_gimple_assign): Handle cases fold_stmt_r did.
21012 (fold_stmt): Do not use fold_stmt_r.
21013 (fold_stmt_inplace): Likewise.
21015 2009-04-17 Richard Guenther <rguenther@suse.de>
21017 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21018 (record_equivalences_from_stmt): Remove useless checks and
21020 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21021 the type is already suitable.
21023 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21025 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21027 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21029 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21030 (CMPtype): Define as __gcc_CMPtype.
21032 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21034 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21035 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21037 2009-04-17 Richard Guenther <rguenther@suse.de>
21039 PR tree-optimization/39746
21040 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21041 special-casing for builtins and static variable use/def.
21042 (call_may_clobber_ref_p_1): Likewise.
21044 2009-04-16 Ian Lance Taylor <iant@google.com>
21046 * df.h: Include "timevar.h".
21047 (struct df_problem): Change tv_id field to timevar_id_t.
21048 * tree-pass.h: Include "timevar.h".
21049 (struct opt_pass): Change tv_id field to timevar_id_t.
21050 * timevar.h (timevar_id_t): Define TV_NONE.
21051 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21052 TV_NONE rather than tv_id != 0.
21053 (execute_one_pass): Likewise.
21054 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21055 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21056 dependencies to $(TREE_PASS_H).
21057 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21059 (pass_branch_target_load_optimize2): Likewise.
21060 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21061 (pass_outof_cfg_layout_mode): Likewise.
21062 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21063 (pass_rebuild_cgraph_edges): Likewise.
21064 (pass_remove_cgraph_callee_edges): Likewise.
21065 * df-core.c (pass_df_initialize_opt): Likewise.
21066 (pass_df_initialize_no_opt): Likewise.
21067 (pass_df_finish): Likewise.
21068 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21069 * except.c (pass_set_nothrow_function_flags): Likewise.
21070 (pass_convert_to_eh_region_ranges): Likewise.
21071 * final.c (pass_compute_alignments): Likewise.
21072 * function.c (pass_instantiate_virtual_regs): Likewise.
21073 (pass_init_function): Likewise.
21074 (pass_leaf_regs): Likewise.
21075 (pass_match_asm_constraints): Likewise.
21076 * gimple-low.c (pass_lower_cf): Likewise.
21077 (pass_mark_used_blocks): Likewise.
21078 * init-regs.c (pass_initialize_regs): Likewise.
21079 * integrate.c (pass_initial_value_sets): Likewise.
21080 * ira.c (pass_ira): Likewise.
21081 * jump.c (pass_cleanup_barriers): Likewise.
21082 * omp-low.c (pass_expand_omp): Likewise.
21083 (pass_lower_omp): Likewise.
21084 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21085 * recog.c (pass_split_all_insns): Likewise.
21086 (pass_split_after_reload): Likewise.
21087 (pass_split_before_regstack): Likewise.
21088 (pass_split_before_sched2): Likewise.
21089 (pass_split_for_shorten_branches): Likewise.
21090 * reginfo.c (pass_reginfo_init): Likewise.
21091 (pass_subregs_of_mode_init): Likewise.
21092 (pass_subregs_of_mode_finish): Likewise.
21093 * passes.c (pass_postreload): Likewise.
21094 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21095 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21096 (pass_warn_function_return): Likewise.
21097 (pass_warn_function_noreturn): Likewise.
21098 * tree-complex.c (pass_lower_complex): Likewise.
21099 (pass_lower_complex_O0): Likewise.
21100 * tree-if-conv.c (pass_if_conversion): Likewise.
21101 * tree-into-ssa.c (pass_build_ssa): Likewise.
21102 * tree-mudflap.c (pass_mudflap_1): Likewise.
21103 (pass_mudflap_2): Likewise.
21104 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21105 (pass_mudflap_2): Likewise.
21106 * tree-nrv.c (pass_return_slot): Likewise.
21107 * tree-object-size.c (pass_object_sizes): Likewise.
21108 * tree-optimize.c (pass_all_optimizations): Likewise.
21109 (pass_early_local_passes): Likewise.
21110 (pass_all_early_optimizations): Likewise.
21111 (pass_cleanup_cfg): Likewise.
21112 (pass_cleanup_cfg_post_optimizing): Likewise.
21113 (pass_free_datastructures): Likewise.
21114 (pass_free_cfg_annotations): Likewise.
21115 (pass_fixup_cfg): Likewise.
21116 (pass_init_datastructures): Likewise.
21117 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21118 (pass_late_warn_uninitialized): Likewise.
21119 (pass_update_address_taken): Likewise.
21120 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21121 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21122 (pass_cse_sincos): Likewise.
21123 (pass_convert_to_rsqrt): Likewise.
21124 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21125 * tree-stdarg.c (pass_stdarg): Likewise.
21126 * tree-tailcall.c (pass_tail_recursion): Likewise.
21127 (pass_tail_calls): Likewise.
21128 * tree-vect-generic.c (pass_lower_vector): Likewise.
21129 (pass_lower_vector_ssa): Likewise.
21130 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21132 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21134 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21136 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21138 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21139 logical and signext.
21141 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21144 * config/sh/predicates.md (arith_operand): Check if the operand
21145 of TRUNCATE is a REG.
21147 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21149 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21150 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21152 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21154 * tree-iterator.c (tsi_split_statement_list_after,
21155 tsi_split_statement_list_before): Remove.
21156 * tree-iterator.h: Remove the prototypes for
21157 tsi_split_statement_list_after and tsi_split_statement_list_before.
21159 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21161 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21162 * tree-ssa-propagate.h: Remove the prototype for
21163 stmt_makes_single_load.
21165 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21167 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21168 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21170 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21172 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21174 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21176 * except.c (eh_region_outer_p): Remove.
21177 * except.h: Remove the prototype for eh_region_outer_p.
21179 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21181 * function.c (current_function_assembler_name): Remove.
21182 * function.h: Remove the prototype for
21183 current_function_assembler_name.
21185 2009-04-16 Ian Lance Taylor <iant@google.com>
21187 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21188 (add_reg_note): Call alloc_reg_note.
21189 * rtl.h (alloc_reg_note): Declare.
21190 * combine.c (try_combine): Use alloc_reg_note.
21191 (recog_for_combine, move_deaths): Likewise.
21192 (distribute_notes): Use alloc_reg_note and add_reg_note.
21193 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21194 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21195 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21197 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21199 PR rtl-optimization/39762
21200 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21201 ira_may_move_out_cost): Add comments about way of their usage.
21202 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21204 * ira-conflicts.c (process_regs_for_copy): Use function
21205 ira_get_register_move_cost instead of global
21206 ira_register_move_cost.
21208 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21209 color_pass, move_spill_restore, update_curr_costs): Ditto.
21211 * ira-lives.c (process_single_reg_class_operands): Ditto.
21213 * ira-emit.c (emit_move_list): Ditto.
21215 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21216 (record_reg_classes): Ditto. Use functions
21217 ira_get_register_move_cost and ira_get_may_move_cost instead of
21218 global vars ira_register_move_cost, ira_may_move_out_cost and
21219 ira_may_move_in_cost.
21220 (record_address_regs): Don't call ira_init_register_move_cost.
21221 Use function ira_get_may_move_cost instead of global
21222 ira_may_move_in_cost.
21223 (process_bb_node_for_hard_reg_moves): Use function
21224 ira_get_register_move_cost instead of global ira_register_move_cost.
21225 (ira_costs): Don't call ira_init_register_move_cost.
21227 2009-04-16 Richard Guenther <rguenther@suse.de>
21229 * tree-cfg.c (verify_gimple_assign_binary):
21230 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21231 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21232 (create_general_new_stmt): Note that this function is broken.
21234 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21236 * common.opt (fhelp): Add Var(help_flag).
21237 * gcc-plugin.h (plugin_info): Add help.
21238 * plugin.c (plugin_name_args): Add help.
21239 (register_plugin_info): Set plugin->help.
21240 (print_help_one_plugin): New.
21241 (print_plugins_help): New.
21242 * plugin.h (print_plugins_help): New.
21243 * toplev.c (toplev_main): Call print_plugins_help if needed.
21245 2009-04-16 Richard Guenther <rguenther@suse.de>
21247 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21248 (gimple_ior_addresses_taken_1): New function.
21249 (gimple_ior_addresses_taken): Likewise.
21250 * gimple.h (struct gimple_statement_with_ops_base): Remove
21251 addresses_taken member.
21252 (gimple_ior_addresses_taken): Declare.
21253 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21254 gimple_set_addresses_taken): Remove.
21255 * ipa-reference.c (mark_address): New function.
21256 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21257 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21258 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21259 (gimple_add_to_addresses_taken): Remove.
21260 (get_tmr_operands): Call mark_address_taken.
21261 (get_asm_expr_operands): Likewise.
21262 (get_expr_operands): Likewise.
21263 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21264 (free_stmt_operands): Do not free it.
21265 * tree-ssa.c (delete_tree_ssa): Likewise.
21266 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21268 2009-04-16 Richard Guenther <rguenther@suse.de>
21270 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21271 (walk_stmt_load_store_ops): Likewise.
21272 * gimple.c (get_base_loadstore): New function.
21273 (walk_stmt_load_store_addr_ops): Likewise.
21274 (walk_stmt_load_store_ops): Likewise.
21275 * ipa-pure-const.c (check_op): Simplify.
21276 (check_load, check_store): New functions.
21277 (check_stmt): Use walk_stmt_load_store_ops.
21278 * ipa-reference.c (mark_load): Adjust signature.
21279 (mark_store): Likewise.
21280 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21282 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21284 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21285 (plugin_info): New.
21286 * opts.c (common_handle_option): Don't call print_version.
21287 * plugin.c (plugin_name_args): Add version.
21288 (register_plugin_info): New.
21289 (register_callback): Handle PLUGIN_INFO.
21290 (try_init_one_plugin): New.
21291 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21293 (finalize_one_plugin): New.
21294 (finalize_plugins): New.
21295 (print_one_plugin): New.
21296 (print_plugins_versions): New.
21297 * plugin.h (print_plugins_versions): New.
21298 (finalize_plugins): New.
21299 * toplev.c (compile_file): Don't call initialize_plugins.
21300 (print_version): Call print_plugins_versions.
21301 (toplev_main): Call initialize_plugins. Print version if needed.
21302 Call finalize_plugins.
21304 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21306 * common.opt (fversion): New.
21307 * gcc.c (print_version): New.
21308 (process_command): Don't print the version. Just set print_version.
21309 (main): Print version. Call subprocesses if print_version and
21310 verbose_flag are set.
21311 * opts.c (common_handle_option): Handle OPT_fversion.
21313 2009-04-16 Richard Guenther <rguenther@suse.de>
21314 Ira Rosen <irar@il.ibm.com>
21316 PR tree-optimization/39698
21317 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21318 type of the reduction variable. Only generate the def if
21321 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21322 make sure to first convert to an integer of the same precision.
21323 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21324 the type of the evolution correctly in computing the new
21325 induction variable base.
21327 2009-04-16 Richard Guenther <rguenther@suse.de>
21329 PR middle-end/39625
21330 * tree-cfg.c (make_blocks): Split statements with to-be
21331 abnormal SSA names on the lhs.
21333 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21335 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21336 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21337 * c-typeck.c (really_start_incremental_init): Likewise.
21338 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21339 (TARGET_INITIALIZER): Remove it.
21340 * target.h (struct target): Remove vector_opaque_p.
21341 * tree.c (build_opaque_vector_type): New.
21342 * tree.h (TYPE_VECTOR_OPAQUE): New.
21343 (build_opaque_vector_type): Declare.
21344 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21345 * config/rs6000/rs6000.c (build_opaque_vector_type,
21346 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21347 (rs6000_init_builtins): Use build_opaque_vector_type for
21348 opaque_V4SI_type_node.
21350 2009-04-15 Catherine Moore <clm@codesourcery.com>
21352 * debug.h (set_name): Declare.
21353 * dwarf2out.c (dwarf2out_set_name): Declare.
21354 (dwarf2_debug_hooks): Add set_name.
21355 (find_AT_string): New.
21356 (add_AT_string): Call find_AT_string.
21357 (dwarf2out_set_name): New.
21358 * cp/decl.c (grokdeclarator): Call set_name.
21359 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21360 * debug.c (do_nothing_debug_hooks): Likewise.
21361 * dbxout.c (dbx_debug_hooks): Likewise.
21362 * sdbout.c (sdb_debug_hooks): Likewise.
21364 2009-04-15 Michael Eager <eager@eagercon.com>
21366 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21367 reg for single-precision FPU.
21368 * config/rs6000/rs6000.md (movsi_internal1): Only for
21369 !TARGET_SINGLE_FPU.
21370 (movsi_internal1_single): New. Add pattern to move SI values to/from
21371 single-precision FP regs.
21373 2009-04-15 Richard Guenther <rguenther@suse.de>
21375 * omp-low.c (lower_rec_input_clauses): Build correct address
21377 (expand_omp_for_generic): Fix multiplication type.
21378 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21379 (generate_memset_zero): Fix types.
21380 * tree-profile.c (prepare_instrumented_value): Correctly
21383 2009-04-15 Ian Lance Taylor <iant@google.com>
21385 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21386 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21387 for -Wall and for -Wc++-compat.
21388 (c_common_post_options): For C++, set warn_enum_compare if not
21390 * c-tree.h (struct c_expr): Add field original_type.
21391 (build_external_ref): Update declaration.
21392 * c-parser.c (c_parser_braced_init): Set original_type.
21393 (c_parser_initelt): Likewise.
21394 (c_parser_expr_no_commas): Likewise.
21395 (c_parser_conditional_expression): Likewise.
21396 (c_parser_cast_expression): Likewise.
21397 (c_parser_unary_expression): Likewise. Pull setting of
21398 original_code to top of function.
21399 (c_parser_sizeof_expression): Set original_type.
21400 (c_parser_alignof_expression): Likewise.
21401 (c_parser_postfix_expression): Likewise. Pull setting of
21402 original_code to top of function.
21403 (c_parser_postfix_expression_after_paren_type): Set original_type.
21404 (c_parser_postfix_expression_after_primary): Likewise.
21405 (c_parser_expression): Likewise.
21406 * c-typeck.c (build_external_ref): Add type parameter. Change all
21408 (c_expr_sizeof_expr): Set original_type field.
21409 (parser_build_unary_op): Likewise.
21410 (parser_build_binary_op): Likewise. Optionally warn about
21411 comparisons of enums of different types.
21412 (digest_init): Set original_type field.
21413 (really_start_incremental_init): Likewise.
21414 (push_init_level, pop_init_level): Likewise.
21415 * doc/invoke.texi (Warning Options): -Wenum-compare now
21418 2009-04-15 Richard Guenther <rguenther@suse.de>
21420 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21421 out a necessary conversion.
21422 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21423 names we didn't value number.
21424 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21426 2009-04-15 Richard Guenther <rguenther@suse.de>
21428 PR tree-optimization/39764
21429 * tree-ssa-ccp.c (get_value): Canonicalize value with
21430 canonicalize_float_value.
21432 2009-04-15 Jan Hubicka <jh@suse.cz>
21434 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21435 Wrong version of patch.
21437 2009-04-15 Jan Hubicka <jh@suse.cz>
21439 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21441 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21443 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21444 our distinct integral and vector types.
21446 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21448 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21449 * init.c (build_vtbl_address): Remove call to assemble_external.
21451 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21453 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21454 output for other floating point modes.
21456 2009-04-14 Diego Novillo <dnovillo@google.com>
21458 * diagnostic.c (diagnostic_report_diagnostic): Do not
21459 warn about loaded plugins for DK_ERROR and DK_WARNING.
21460 * c-decl.c (declspecs_add_type): Move call to
21461 invoke_plugin_callbacks ...
21462 * c-parser.c (c_parser_declspecs): ... here.
21463 * plugin.c (dump_active_plugins): Tidy output.
21465 2009-04-14 Diego Novillo <dnovillo@google.com>
21466 Le-Chun Wu <lcwu@google.com>
21468 * configure.ac: Add --enable-plugin support.
21469 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21470 * Makefile.in (PLUGIN_H): Define.
21471 Export ENABLE_PLUGIN and GMPINC to site.exp.
21472 Add PLUGINLIBS to link command.
21473 Add/modify dependencies for plugin.o and files including plugin.h.
21475 * config.in: Regenerate.
21477 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21480 2009-04-14 Le-Chun Wu <lcwu@google.com>
21482 * tree-pass.h (register_one_dump_file): Add a prototype for
21483 register_one_dump_file.
21484 * toplev.c (compile_file): Call initialize_plugins.
21485 (do_compile): Call invoke_plugin_callbacks.
21486 (toplev_main): Call invoke_plugin_callbacks.
21487 * common.opt: Add -fplugin= and -fplugin-arg-.
21488 * gcc-plugin.h: New public header file for plugins to include.
21489 * plugin.c: New source file.
21490 * plugin.h: New internal header file.
21491 * passes.c (register_one_dump_file): Make it external.
21493 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21495 2009-04-14 Diego Novillo <dnovillo@google.com>
21497 * doc/plugins.texi: New.
21498 * doc/gccint.texi: Add reference to Plugins chapter.
21499 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21500 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21501 loaded plugins, if any.
21502 * timevar.def (TV_PLUGIN_INIT): Define.
21503 (TV_PLUGIN_RUN): Define.
21504 * plugin.c: Include timevar.h
21505 (plugins_active_p): New.
21506 (dump_active_plugins): New.
21507 (debug_active_plugins): New.
21509 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21511 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21513 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21515 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21517 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21518 the same as a minus without a shift.
21520 2009-04-14 Nick Clifton <nickc@redhat.com>
21522 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21523 comparisons with small integers will always produce a short
21526 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21529 2008-12-19 Diego Novillo <dnovillo@google.com>
21531 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21533 2009-04-14 Richard Guenther <rguenther@suse.de>
21535 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21537 (verify_gimple_assign_binary): Likewise. Handle shifts and
21539 (verify_gimple_phi): Print the mismatched argument position.
21540 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21542 (vect_update_init_of_dr): Likewise.
21543 * matrix-reorg.c (transform_access_sites): Do what the
21545 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21547 2009-04-13 Michael Eager <eager@eagercon.com>
21549 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21550 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21551 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21552 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21553 remove duplicate config
21555 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21557 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21558 file_name:line_number type locator of the call site.
21560 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21562 * genautomata.c: Put blank after comma.
21563 (automaton_decls): New.
21564 (struct unit_usage): Add comments to member next.
21565 (store_alt_unit_usage): Keep the list ordered.
21566 (unit_present_on_list_p, equal_alternatives_p): New.
21567 (check_regexp_units_distribution): Check units distribution
21568 correctness correctly.
21569 (main): Don't write automata if error is found. Return correct
21572 * config/m68k/cf.md (cfv4_ds): Remove.
21573 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21574 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21576 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21577 power4-load-ext, power4-store, power4-store-update,
21578 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21579 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21580 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21581 power4-sqrt, power4-isync): Modify reservation to make correct
21582 unit distribution to automata.
21584 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21585 power5-store-update, power5-two, power5-three, power5-lmul,
21586 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21588 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21590 * except.c (pass_set_nothrow_function_flags): Set name and add
21592 (set_nothrow_function_flags): Mention in the dump file when
21593 changing a function to nothrow.
21595 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21598 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21599 instead of unsigned long.
21601 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21603 * config/arm/arm.c (return_used_this_function): Remove.
21604 (arm_output_function_prologue): Remove use of
21605 return_used_this_function.
21606 (output_return_instruction): Replace use of
21607 return_used_this_function
21608 by cfun->machine->return_used_this_function.
21609 (arm_output_epilogue): Likewise.
21610 (arm_output_function_epilogue): Likewise.
21611 (thumb_unexpanded_epilogue): Likewise.
21612 * config/arm/arm.h (struct machine_function):
21613 New member return_used_this_function.
21615 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21617 * doc/install.texi: Correct description of default directory for
21618 --with-gxx-include-dir.
21620 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21622 * fold-const.c (build_range_check): Properly deal with enumeral and
21623 boolean base types.
21625 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21627 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21628 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21629 * params.h (MAX_GCSE_PASSES): Remove.
21630 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21631 in sequence. Remove ability to run multiple passes.
21632 (bypass_jumps): Report run as third CPROP pass.
21634 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21636 PR middle-end/39651
21637 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21638 when deciding whether the whole SEQUENCE can throw.
21640 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21643 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21644 offseted label references.
21646 2009-04-11 Jan Hubicka <jh@suse.cz>
21648 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21650 2009-04-11 Richard Guenther <rguenther@suse.de>
21652 PR middle-end/39732
21653 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21654 return variables as TREE_ADDRESSABLE.
21656 2009-04-11 Richard Guenther <rguenther@suse.de>
21658 PR tree-optimization/39713
21659 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21660 reference trees have SSA_NAME operands.
21662 2009-04-11 Richard Guenther <rguenther@suse.de>
21665 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21666 address expressions.
21668 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21670 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21671 match changes in Cygwin 1.7
21672 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21673 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21675 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21677 PR tree-optimization/39701
21678 * doc/invoke.texi (Optimization Options): Document change in
21679 meaning and initialization of -fdelete-null-pointer-checks.
21681 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21683 PR middle-end/39701
21684 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21686 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21689 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21691 2009-04-10 Chao-ying Fu <fu@mips.com>
21693 * doc/tm.texi (Instruction Output): Document
21694 TARGET_ASM_FINAL_POSTSCAN_INSN.
21695 * target.h (final_postscan_insn): New field in asm_out.
21696 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21697 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21698 * final.c (final_scan_insn): Call
21699 targetm.asm_out.final_postscan_insn after outputting
21700 an asm macro and a normal instruction.
21702 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21703 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21704 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21705 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21706 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21708 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21710 PR middle-end/39701
21711 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21712 variables as non-NULL even with -fdelete-null-pointer-checks.
21714 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21716 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21718 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21721 * config/i386/i386.c (classify_argument): Handle SCmode with
21722 (bit_offset % 64) != 0.
21724 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21726 * doc/invoke.texi (Optimize Options): Add cross-reference to
21727 -Q --help=optimizers examples.
21729 2009-04-10 Ben Elliston <bje@au.ibm.com>
21732 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21733 regalign for the reg == fpr and TDmode case.
21735 2009-04-09 David Ayers <ayers@fsfe.org>
21738 * objc/objc-act.c (warn_with_method): Remove helper function.
21739 (check_duplicates): Call warning and inform directly.
21740 (really_start_method): Likewise.
21742 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21744 * expmed.c (expand_divmod): Always use a comparison for a division
21745 by a large unsigned integer.
21747 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21748 for things others than variables or functions as nonzero.
21750 2009-04-09 Nick Clifton <nickc@redhat.com>
21752 * unwind-compat.c: Change copyright header to refer to version
21753 3 of the GNU General Public License with version 3.1 of the
21754 GCC Runtime Library Exception and to point readers at the
21755 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21756 * config/alpha/crtfastmath.c: Likewise.
21757 * config/alpha/linux-unwind.h: Likewise.
21758 * config/alpha/qrnnd.asm: Likewise.
21759 * config/alpha/vms-crt0-64.c: Likewise.
21760 * config/alpha/vms-crt0.c: Likewise.
21761 * config/alpha/vms-dwarf2.asm: Likewise.
21762 * config/alpha/vms-dwarf2eh.asm: Likewise.
21763 * config/alpha/vms-psxcrt0-64.c: Likewise.
21764 * config/alpha/vms-psxcrt0.c: Likewise.
21765 * config/alpha/vms_tramp.asm: Likewise.
21766 * config/arc/initfini.c: Likewise.
21767 * config/arc/lib1funcs.asm: Likewise.
21768 * config/arm/bpabi-v6m.S: Likewise.
21769 * config/arm/bpabi.S: Likewise.
21770 * config/arm/bpabi.c: Likewise.
21771 * config/arm/crti.asm: Likewise.
21772 * config/arm/crtn.asm: Likewise.
21773 * config/arm/ieee754-df.S: Likewise.
21774 * config/arm/ieee754-sf.S: Likewise.
21775 * config/arm/lib1funcs.asm: Likewise.
21776 * config/arm/libunwind.S: Likewise.
21777 * config/arm/linux-atomic.c: Likewise.
21778 * config/arm/mmintrin.h: Likewise.
21779 * config/arm/pr-support.c: Likewise.
21780 * config/arm/unaligned-funcs.c: Likewise.
21781 * config/arm/unwind-arm.c: Likewise.
21782 * config/arm/unwind-arm.h: Likewise.
21783 * config/avr/libgcc.S: Likewise.
21784 * config/bfin/crti.s: Likewise.
21785 * config/bfin/crtlibid.s: Likewise.
21786 * config/bfin/crtn.s: Likewise.
21787 * config/bfin/lib1funcs.asm: Likewise.
21788 * config/bfin/linux-unwind.h: Likewise.
21789 * config/cris/arit.c: Likewise.
21790 * config/cris/cris_abi_symbol.c: Likewise.
21791 * config/darwin-64.c: Likewise.
21792 * config/darwin-crt2.c: Likewise.
21793 * config/darwin-crt3.c: Likewise.
21794 * config/darwin.h: Likewise.
21795 * config/dbxelf.h: Likewise.
21796 * config/dfp-bit.c: Likewise.
21797 * config/dfp-bit.h: Likewise.
21798 * config/elfos.h: Likewise.
21799 * config/fixed-bit.c: Likewise.
21800 * config/fixed-bit.h: Likewise.
21801 * config/fp-bit.c: Likewise.
21802 * config/fp-bit.h: Likewise.
21803 * config/fr30/crti.asm: Likewise.
21804 * config/fr30/crtn.asm: Likewise.
21805 * config/fr30/lib1funcs.asm: Likewise.
21806 * config/freebsd-spec.h: Likewise.
21807 * config/frv/cmovd.c: Likewise.
21808 * config/frv/cmovh.c: Likewise.
21809 * config/frv/cmovw.c: Likewise.
21810 * config/frv/frvbegin.c: Likewise.
21811 * config/frv/frvend.c: Likewise.
21812 * config/frv/lib1funcs.asm: Likewise.
21813 * config/glibc-stdint.h: Likewise.
21814 * config/h8300/clzhi2.c: Likewise.
21815 * config/h8300/crti.asm: Likewise.
21816 * config/h8300/crtn.asm: Likewise.
21817 * config/h8300/ctzhi2.c: Likewise.
21818 * config/h8300/fixunssfsi.c: Likewise.
21819 * config/h8300/lib1funcs.asm: Likewise.
21820 * config/h8300/parityhi2.c: Likewise.
21821 * config/h8300/popcounthi2.c: Likewise.
21822 * config/i386/ammintrin.h: Likewise.
21823 * config/i386/att.h: Likewise.
21824 * config/i386/avxintrin.h: Likewise.
21825 * config/i386/biarch64.h: Likewise.
21826 * config/i386/bmmintrin.h: Likewise.
21827 * config/i386/cpuid.h: Likewise.
21828 * config/i386/cross-stdarg.h: Likewise.
21829 * config/i386/crtfastmath.c: Likewise.
21830 * config/i386/crtprec.c: Likewise.
21831 * config/i386/cygming-crtbegin.c: Likewise.
21832 * config/i386/cygming-crtend.c: Likewise.
21833 * config/i386/cygwin.asm: Likewise.
21834 * config/i386/emmintrin.h: Likewise.
21835 * config/i386/gmm_malloc.h: Likewise.
21836 * config/i386/gthr-win32.c: Likewise.
21837 * config/i386/i386.h: Likewise.
21838 * config/i386/immintrin.h: Likewise.
21839 * config/i386/linux-unwind.h: Likewise.
21840 * config/i386/linux64.h: Likewise.
21841 * config/i386/mm3dnow.h: Likewise.
21842 * config/i386/mmintrin-common.h: Likewise.
21843 * config/i386/mmintrin.h: Likewise.
21844 * config/i386/nmmintrin.h: Likewise.
21845 * config/i386/pmm_malloc.h: Likewise.
21846 * config/i386/pmmintrin.h: Likewise.
21847 * config/i386/smmintrin.h: Likewise.
21848 * config/i386/sol2-c1.asm: Likewise.
21849 * config/i386/sol2-ci.asm: Likewise.
21850 * config/i386/sol2-cn.asm: Likewise.
21851 * config/i386/sol2-gc1.asm: Likewise.
21852 * config/i386/tmmintrin.h: Likewise.
21853 * config/i386/unix.h: Likewise.
21854 * config/i386/w32-unwind.h: Likewise.
21855 * config/i386/wmmintrin.h: Likewise.
21856 * config/i386/x86-64.h: Likewise.
21857 * config/i386/x86intrin.h: Likewise.
21858 * config/i386/xmmintrin.h: Likewise.
21859 * config/ia64/crtbegin.asm: Likewise.
21860 * config/ia64/crtend.asm: Likewise.
21861 * config/ia64/crtfastmath.c: Likewise.
21862 * config/ia64/crti.asm: Likewise.
21863 * config/ia64/crtn.asm: Likewise.
21864 * config/ia64/fde-glibc.c: Likewise.
21865 * config/ia64/lib1funcs.asm: Likewise.
21866 * config/ia64/linux-unwind.h: Likewise.
21867 * config/ia64/quadlib.c: Likewise.
21868 * config/ia64/unwind-ia64.c: Likewise.
21869 * config/linux.h: Likewise.
21870 * config/m32c/m32c-lib1.S: Likewise.
21871 * config/m32c/m32c-lib2-trapv.c: Likewise.
21872 * config/m32c/m32c-lib2.c: Likewise.
21873 * config/m32r/initfini.c: Likewise.
21874 * config/m68hc11/larith.asm: Likewise.
21875 * config/m68hc11/m68hc11-crt0.S: Likewise.
21876 * config/m68k/cf.md: Likewise.
21877 * config/m68k/crti.s: Likewise.
21878 * config/m68k/crtn.s: Likewise.
21879 * config/m68k/lb1sf68.asm: Likewise.
21880 * config/m68k/linux-unwind.h: Likewise.
21881 * config/mcore/crti.asm: Likewise.
21882 * config/mcore/crtn.asm: Likewise.
21883 * config/mcore/lib1.asm: Likewise.
21884 * config/mips/linux-unwind.h: Likewise.
21885 * config/mips/loongson.h: Likewise.
21886 * config/mips/mips16.S: Likewise.
21887 * config/mmix/crti.asm: Likewise.
21888 * config/mmix/crtn.asm: Likewise.
21889 * config/pa/fptr.c: Likewise.
21890 * config/pa/hpux-unwind.h: Likewise.
21891 * config/pa/lib2funcs.asm: Likewise.
21892 * config/pa/linux-atomic.c: Likewise.
21893 * config/pa/linux-unwind.h: Likewise.
21894 * config/pa/milli64.S: Likewise.
21895 * config/pa/quadlib.c: Likewise.
21896 * config/pa/stublib.c: Likewise.
21897 * config/picochip/libgccExtras/adddi3.asm: Likewise.
21898 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
21899 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
21900 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
21901 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
21902 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
21903 * config/picochip/libgccExtras/divmod15.asm: Likewise.
21904 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
21905 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
21906 * config/picochip/libgccExtras/longjmp.asm: Likewise.
21907 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
21908 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
21909 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
21910 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
21911 * config/picochip/libgccExtras/setjmp.asm: Likewise.
21912 * config/picochip/libgccExtras/subdi3.asm: Likewise.
21913 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
21914 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
21915 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
21916 * config/rs6000/750cl.h: Likewise.
21917 * config/rs6000/altivec.h: Likewise.
21918 * config/rs6000/biarch64.h: Likewise.
21919 * config/rs6000/crtresfpr.asm: Likewise.
21920 * config/rs6000/crtresgpr.asm: Likewise.
21921 * config/rs6000/crtresxfpr.asm: Likewise.
21922 * config/rs6000/crtresxgpr.asm: Likewise.
21923 * config/rs6000/crtsavfpr.asm: Likewise.
21924 * config/rs6000/crtsavgpr.asm: Likewise.
21925 * config/rs6000/darwin-asm.h: Likewise.
21926 * config/rs6000/darwin-fallback.c: Likewise.
21927 * config/rs6000/darwin-fpsave.asm: Likewise.
21928 * config/rs6000/darwin-ldouble.c: Likewise.
21929 * config/rs6000/darwin-tramp.asm: Likewise.
21930 * config/rs6000/darwin-unwind.h: Likewise.
21931 * config/rs6000/darwin-vecsave.asm: Likewise.
21932 * config/rs6000/darwin-world.asm: Likewise.
21933 * config/rs6000/e500crtres32gpr.asm: Likewise.
21934 * config/rs6000/e500crtres64gpr.asm: Likewise.
21935 * config/rs6000/e500crtres64gprctr.asm: Likewise.
21936 * config/rs6000/e500crtrest32gpr.asm: Likewise.
21937 * config/rs6000/e500crtrest64gpr.asm: Likewise.
21938 * config/rs6000/e500crtresx32gpr.asm: Likewise.
21939 * config/rs6000/e500crtresx64gpr.asm: Likewise.
21940 * config/rs6000/e500crtsav32gpr.asm: Likewise.
21941 * config/rs6000/e500crtsav64gpr.asm: Likewise.
21942 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
21943 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
21944 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
21945 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
21946 * config/rs6000/eabi-ci.asm: Likewise.
21947 * config/rs6000/eabi-cn.asm: Likewise.
21948 * config/rs6000/eabi.asm: Likewise.
21949 * config/rs6000/linux-unwind.h: Likewise.
21950 * config/rs6000/linux64.h: Likewise.
21951 * config/rs6000/paired.h: Likewise.
21952 * config/rs6000/paired.md: Likewise.
21953 * config/rs6000/ppc64-fp.c: Likewise.
21954 * config/rs6000/ppu_intrinsics.h: Likewise.
21955 * config/rs6000/rs6000.h: Likewise.
21956 * config/rs6000/si2vmx.h: Likewise.
21957 * config/rs6000/sol-ci.asm: Likewise.
21958 * config/rs6000/sol-cn.asm: Likewise.
21959 * config/rs6000/spe.h: Likewise.
21960 * config/rs6000/spu2vmx.h: Likewise.
21961 * config/rs6000/sysv4.h: Likewise.
21962 * config/rs6000/tramp.asm: Likewise.
21963 * config/rs6000/vec_types.h: Likewise.
21964 * config/s390/linux-unwind.h: Likewise.
21965 * config/s390/tpf-unwind.h: Likewise.
21966 * config/score/crti.asm: Likewise.
21967 * config/score/crtn.asm: Likewise.
21968 * config/sh/crt1.asm: Likewise.
21969 * config/sh/crti.asm: Likewise.
21970 * config/sh/crtn.asm: Likewise.
21971 * config/sh/divtab-sh4-300.c: Likewise.
21972 * config/sh/divtab-sh4.c: Likewise.
21973 * config/sh/divtab.c: Likewise.
21974 * config/sh/lib1funcs-4-300.asm: Likewise.
21975 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
21976 * config/sh/lib1funcs.asm: Likewise.
21977 * config/sh/lib1funcs.h: Likewise.
21978 * config/sh/linux-atomic.asm: Likewise.
21979 * config/sh/linux-unwind.h: Likewise.
21980 * config/sh/shmedia.h: Likewise.
21981 * config/sh/sshmedia.h: Likewise.
21982 * config/sh/ushmedia.h: Likewise.
21983 * config/sparc/crtfastmath.c: Likewise.
21984 * config/sparc/linux-unwind.h: Likewise.
21985 * config/sparc/sol2-c1.asm: Likewise.
21986 * config/sparc/sol2-ci.asm: Likewise.
21987 * config/sparc/sol2-cn.asm: Likewise.
21988 * config/spu/divmodti4.c: Likewise.
21989 * config/spu/divv2df3.c: Likewise.
21990 * config/spu/float_disf.c: Likewise.
21991 * config/spu/float_unsdidf.c: Likewise.
21992 * config/spu/float_unsdisf.c: Likewise.
21993 * config/spu/float_unssidf.c: Likewise.
21994 * config/spu/mfc_multi_tag_release.c: Likewise.
21995 * config/spu/mfc_multi_tag_reserve.c: Likewise.
21996 * config/spu/mfc_tag_release.c: Likewise.
21997 * config/spu/mfc_tag_reserve.c: Likewise.
21998 * config/spu/mfc_tag_table.c: Likewise.
21999 * config/spu/multi3.c: Likewise.
22000 * config/spu/spu_internals.h: Likewise.
22001 * config/spu/spu_intrinsics.h: Likewise.
22002 * config/spu/spu_mfcio.h: Likewise.
22003 * config/spu/vec_types.h: Likewise.
22004 * config/spu/vmx2spu.h: Likewise.
22005 * config/stormy16/stormy16-lib2.c: Likewise.
22006 * config/svr4.h: Likewise.
22007 * config/sync.c: Likewise.
22008 * config/v850/lib1funcs.asm: Likewise.
22009 * config/vxlib-tls.c: Likewise.
22010 * config/vxlib.c: Likewise.
22011 * config/vxworks-dummy.h: Likewise.
22012 * config/xtensa/crti.asm: Likewise.
22013 * config/xtensa/crtn.asm: Likewise.
22014 * config/xtensa/ieee754-df.S: Likewise.
22015 * config/xtensa/ieee754-sf.S: Likewise.
22016 * config/xtensa/lib1funcs.asm: Likewise.
22017 * config/xtensa/lib2funcs.S: Likewise.
22018 * config/xtensa/linux-unwind.h: Likewise.
22019 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22020 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22021 * coretypes.h: Likewise.
22022 * crtstuff.c: Likewise.
22023 * defaults.h: Likewise.
22024 * dwarf2.h: Likewise.
22025 * emutls.c: Likewise.
22026 * gbl-ctors.h: Likewise.
22027 * gcov-io.h: Likewise.
22028 * ginclude/float.h: Likewise.
22029 * ginclude/iso646.h: Likewise.
22030 * ginclude/stdarg.h: Likewise.
22031 * ginclude/stdbool.h: Likewise.
22032 * ginclude/stddef.h: Likewise.
22033 * ginclude/stdfix.h: Likewise.
22034 * ginclude/stdint-gcc.h: Likewise.
22035 * ginclude/tgmath.h: Likewise.
22036 * gthr-aix.h: Likewise.
22037 * gthr-dce.h: Likewise.
22038 * gthr-gnat.c: Likewise.
22039 * gthr-gnat.h: Likewise.
22040 * gthr-lynx.h: Likewise.
22041 * gthr-mipssde.h: Likewise.
22042 * gthr-nks.h: Likewise.
22043 * gthr-posix.c: Likewise.
22044 * gthr-posix.h: Likewise.
22045 * gthr-posix95.h: Likewise.
22046 * gthr-rtems.h: Likewise.
22047 * gthr-single.h: Likewise.
22048 * gthr-solaris.h: Likewise.
22049 * gthr-tpf.h: Likewise.
22050 * gthr-vxworks.h: Likewise.
22051 * gthr-win32.h: Likewise.
22052 * gthr.h: Likewise.
22053 * libgcc2.c: Likewise.
22054 * libgcc2.h: Likewise.
22055 * libgcov.c: Likewise.
22056 * tsystem.h: Likewise.
22057 * typeclass.h: Likewise.
22058 * unwind-c.c: Likewise.
22059 * unwind-compat.h: Likewise.
22060 * unwind-dw2-fde-compat.c: Likewise.
22061 * unwind-dw2-fde-darwin.c: Likewise.
22062 * unwind-dw2-fde-glibc.c: Likewise.
22063 * unwind-dw2-fde.c: Likewise.
22064 * unwind-dw2-fde.h: Likewise.
22065 * unwind-dw2.c: Likewise.
22066 * unwind-dw2.h: Likewise.
22067 * unwind-generic.h: Likewise.
22068 * unwind-pe.h: Likewise.
22069 * unwind-sjlj.c: Likewise.
22070 * unwind.inc: Likewise.
22071 * config/arm/neon-gen.ml: Change generated copyright header to
22072 refer to version 3 of the GNU General Public License with
22073 version 3.1 of the GCC Runtime Library Exception and to point
22074 readers at the COPYING3 and COPYING3.RUNTIME files and the
22075 FSF's license web page.
22076 * config/arm/arm_neon.h: Regenerate.
22078 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22080 * config/cris/cris.md: Change copyright header to refer to version
22081 3 of the GNU General Public License.
22082 * doc/install.texi2html: Change copyright header to refer to version
22083 3 of the GNU General Public License and to point readers at the
22084 COPYING3 file and the FSF's license web page.
22085 * config/vax/linux.h: Likewise.
22087 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22089 * config/i386/i386.md (cmpcc): New.
22090 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22091 (sync_compare_and_swap_cc*): Delete.
22093 * config/s390/s390.c (s390_compare_emitted): Remove.
22094 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22095 s390_compare_emitted used to be handled. Assert that modes match.
22096 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22097 refer to sync_compare_and_swap_ccsi.
22098 * config/s390/s390.h (s390_compare_emitted): Remove.
22099 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22100 instead of s390_compare_emitted.
22101 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22102 instead of s390_compare_emitted.
22103 * config/s390/s390.md (cmpcc): New.
22104 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22105 CC_REGNUM, do not pretend it's set.
22106 (sync_compare_and_swap_cc*): Delete.
22107 * config/s390/predicates.md (cc_reg_operand): New.
22109 * expr.c (sync_compare_and_swap_cc): Delete.
22110 * optabs.h (sync_compare_and_swap_cc): Delete.
22111 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22112 is being used with can_compare_p.
22113 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22114 (find_cc_set): New.
22115 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22116 look for a MODE_CC set instead. Use emit_store_flag.
22117 (expand_compare_and_swap_loop): Likewise, with some additional
22118 complication to avoid a force_reg when useless. Use
22119 emit_cmp_and_jump_insns.
22120 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22121 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22122 sync_compare_and_swap documentation.
22124 2009-04-09 Jan Hubicka <jh@suse.cz>
22126 * except.c (find_prev_try): Break out from ....
22127 (duplicate_eh_regions): ... here; properly update prev_try pointers
22128 when duplication part of tree.
22129 (dump_eh_tree): Improve dumping.
22130 (verify_eh_region): New.
22131 (verify_eh_tree): Use it.
22133 2009-04-06 Richard Guenther <rguenther@suse.de>
22135 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22136 &ARRAY addresses by adjusting their types and prepending
22138 * tree-cfg.c (verify_gimple_assign_single): Verify that
22139 addresses are correct.
22141 2009-04-09 Richard Guenther <rguenther@suse.de>
22143 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22144 indices into an array reference if possible.
22145 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22146 Fold POINTER_PLUS_EXPR statements with invariant address.
22148 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22151 * config.gcc (powerpc64-*-linux*): Always build biarch.
22153 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22156 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22157 it and pedwarn if this results in an INTEGER_CST.
22159 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22161 * doc/install.texi: Update minimum GMP version. Remove obsolete
22162 text in MPFR section.
22164 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22166 * dwarf2out.c (class_scope_p): New static inline.
22167 (class_or_namespace_scope_p): Use it.
22168 (gen_variable_die): Use DW_TAG_member tag for static data member
22169 declarations instead of DW_TAG_variable.
22171 PR middle-end/39573
22172 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22175 2009-04-08 Richard Guenther <rguenther@suse.de>
22177 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22178 valueize random data.
22180 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22182 * config.gcc (aix tm_file): Add aix-stdint.h.
22183 (aix tm clause use_gcc_stdint): Set to wrap.
22184 * config/rs6000/aix-stdint.h: New file.
22186 2009-04-08 Richard Guenther <rguenther@suse.de>
22188 PR middle-end/36291
22189 * tree-dfa.c (add_referenced_var): Do not recurse into
22190 global initializers.
22191 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22193 (fold_const_aggregate_ref): Likewise.
22195 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22197 * recog.c (ordered_comparison_operator): New.
22198 * gensupport.c (std_preds): Add it.
22199 * doc/md.texi (Machine-Independent Predicates): Document it.
22201 2009-04-08 Jan Hubicka <jh@suse.cz>
22203 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22204 * function.h (rtl_eh): Remove exception_handler_label_map.
22205 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22206 remove_exception_handler_label, for_each_eh_label_1): Remove.
22207 (rtl_remove_unreachable_regions): Remove.
22208 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22209 (find_exception_handler_labels): Don't build the hashtable.
22210 (maybe_remove_eh_handler): Remove.
22211 (for_each_eh_label): Rewrite to walk the tree.
22212 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22213 * except.h (maybe_remove_eh_handler): Remove.
22214 * passes.c (init_optimization_passes): Schedule second EH cleanup
22216 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22217 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22219 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22221 * genoutput.c (validate_optab_operands): New.
22222 (gen_insn, gen_expand): Call it.
22224 * genflags.c (gen_insn): Detect misused iterators.
22225 (main): Pass line_no to gen_insn, exit with status 1 on error.
22227 * genextract.c (line_no): Make global.
22228 (VEC_safe_set_locstr): Change assertion to error message.
22229 (main): Exit with status 1 on error.
22231 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22235 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22236 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22237 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22238 * c-convert.c (convert): Do not call fold on results of conversion
22239 functions when the result is a C_MAYBE_CONST_EXPR.
22240 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22241 of __builtin_choose_expr.
22242 * c-typeck.c (remove_c_maybe_const_expr): New.
22243 (build_unary_op, build_conditional_expr, build_compound_expr,
22244 build_binary_op, c_objc_common_truthvalue_conversion): Call
22245 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22248 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22250 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22251 CODE to produce a new one. Add a prototype to use fold_convert_const
22253 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22256 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22257 mix declarations and code.
22259 2009-04-08 Ben Elliston <bje@au.ibm.com>
22261 * gcc.c: Replace `CC' with `GCC' throughout.
22263 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22265 * doc/invoke.texi: Document Atom support.
22267 2009-04-07 Jason Merrill <jason@redhat.com>
22270 * c-common.h, c-common.c: Add flag_pretty_templates.
22271 * c-opts.c (c_common_handle_option): Set it.
22272 * c.opt: Add -fno-pretty-templates.
22273 * doc/invoke.texi (C++ Dialect Options): Likewise.
22275 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22277 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22278 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22279 (ia64_expand_builtin): Likewise.
22281 2009-04-07 Martin Jambor <mjambor@suse.cz>
22283 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22284 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22285 ADDR_EXPRS are include too.
22287 2009-04-07 Richard Guenther <rguenther@suse.de>
22289 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22290 decls are only used if passes as parameters or if they are
22291 local statics and the call is not to a builtin.
22292 (call_may_clobber_ref_p_1): Likewise.
22294 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22296 * expr.c (do_store_flag): Remove last argument. Simplify code
22297 to avoid duplication of tests already done by can_compare_p.
22298 (expand_expr_real_1): Adjust caller.
22300 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22302 * optabs.c (can_compare_p): Test the predicate of a
22303 cbranch and cstore pattern.
22305 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22307 * expr.c (convert_move): Use emit_store_flag instead of
22310 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22312 * config/i386/i386.c (ix86_compare_emitted): Remove.
22313 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22314 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22315 * config/i386/i386.h (ix86_compare_emitted): Remove.
22316 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22317 instead of ix86_compare_emitted.
22318 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22320 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22322 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22323 Add t-sysroot-suffix to tmake_file.
22324 * config/print-sysroot-suffix.sh: New file.
22325 * config/t-sysroot-suffix: New file.
22327 2009-04-07 Ben Elliston <bje@au.ibm.com>
22329 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22330 as the latter produces a warning when the target does not support
22333 2009-04-07 Ben Elliston <bje@au.ibm.com>
22335 * dfp.c: Replace type punning assignments with memcpy throughout.
22336 * Makefile.in (dfp.o-warn): Remove.
22338 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22341 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22342 Include soft-fp/t-softfp after rs6000/t-linux64.
22344 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22346 * stor-layout.c (set_sizetype): Use the full precision of their
22347 machine mode for bitsize types.
22349 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22351 * config/i386/i386.md: Revert 2 accidental checkins.
22353 2009-04-06 Joey Ye <joey.ye@intel.com>
22354 Xuepeng Guo <xuepeng.guo@intel.com>
22355 H.J. Lu <hongjiu.lu@intel.com>
22357 Atom pipeline model, tuning and insn selection.
22358 * config.gcc (atom): Add atom config options and target.
22360 * config/i386/atom.md: New.
22362 * config/i386/i386.c (atom_cost): New cost.
22363 (m_ATOM): New macro flag.
22364 (initial_ix86_tune_features): Set m_ATOM.
22365 (x86_accumulate_outgoing_args): Likewise.
22366 (x86_arch_always_fancy_math_387): Likewise.
22367 (processor_target): Add Atom cost.
22368 (cpu_names): Add Atom cpu name.
22369 (override_options): Set Atom ISA.
22370 (ix86_issue_rate): New case PROCESSOR_ATOM.
22371 (ix86_adjust_cost): Likewise.
22373 * config/i386/i386.h (TARGET_ATOM): New target macro.
22374 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22375 (TARGET_OPT_AGU): New target option.
22376 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22377 (processor_type): Add PROCESSOR_ATOM.
22379 * config/i386/i386.md (cpu): Add new value "atom".
22380 (use_carry, movu): New attr.
22381 (atom.md): Include atom.md.
22382 (adddi3_carry_rex64): Set attr "use_carry".
22383 (addqi3_carry): Likewise.
22384 (addhi3_carry): Likewise.
22385 (addsi3_carry): Likewise.
22386 (*addsi3_carry_zext): Likewise.
22387 (subdi3_carry_rex64): Likewise.
22388 (subqi3_carry): Likewise.
22389 (subhi3_carry): Likewise.
22390 (subsi3_carry): Likewise.
22391 (x86_movdicc_0_m1_rex64): Likewise.
22392 (*x86_movdicc_0_m1_se): Likewise.
22393 (x86_movsicc_0_m1): Likewise.
22394 (*x86_movsicc_0_m1_se): Likewise.
22395 (*adddi_1_rex64): Emit add insn as much as possible.
22396 (*addsi_1): Likewise.
22397 (return_internal): Set atom_unit.
22398 (return_internal_long): Likewise.
22399 (return_pop_internal): Likewise.
22400 (*rcpsf2_sse): Set atom_sse_attr attr.
22401 (*qrt<mode>2_sse): Likewise.
22402 (*prefetch_sse): Likewise.
22404 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22406 (ix86_target_macros_internal): Likewise.
22408 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22409 (*prefetch_sse_rex): Likewise.
22410 (sse_rcpv4sf2): Likewise.
22411 (sse_vmrcpv4sf2): Likewise.
22412 (sse_sqrtv4sf2): Likewise.
22413 (<sse>_vmsqrt<mode>2): Likewise.
22414 (sse_ldmxcsr): Likewise.
22415 (sse_stmxcsr): Likewise.
22416 (*sse_sfence): Likewise.
22417 (sse2_clflush): Likewise.
22418 (*sse2_mfence): Likewise.
22419 (*sse2_lfence): Likewise.
22420 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22421 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22422 (avx_movdqu<avxmodesuffix>): Likewise.
22423 (avx_lddqu<avxmodesuffix>): Likewise.
22424 (sse2_movntv2di): Change attr "type" to "ssemov".
22425 (sse2_movntsi): Likewise.
22426 (rsqrtv8sf2): Change attr "type" to "sseadd".
22427 (sse3_addsubv2df3): Set attr "atom_unit".
22428 (sse3_h<plusminus_insn>v4sf3): Likewise.
22429 (*sse2_pmaddwd): Likewise.
22430 (*vec_extractv2di_1_rex64): Likewise.
22431 (*vec_extractv2di_1_avx): Likewise.
22432 (sse2_psadbw): Likewise.
22433 (ssse3_phaddwv8hi3): Likewise.
22434 (ssse3_phaddwv4hi3): Likewise.
22435 (ssse3_phadddv4si3): Likewise.
22436 (ssse3_phadddv2si3): Likewise.
22437 (ssse3_phaddswv8hi3): Likewise.
22438 (ssse3_phaddswv4hi3): Likewise.
22439 (ssse3_phsubwv8hi3): Likewise.
22440 (ssse3_phsubwv4hi3): Likewise.
22441 (ssse3_phsubdv4si3): Likewise.
22442 (ssse3_phsubdv2si3): Likewise.
22443 (ssse3_phsubswv8hi3): Likewise.
22444 (ssse3_phsubswv4hi3): Likewise.
22445 (ssse3_pmaddubsw128): Likewise.
22446 (sse3_pmaddubsw: Likewise.
22447 (ssse3_palignrti): Likewise.
22448 (ssse3_palignrdi): Likewise.
22450 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22452 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22454 2009-04-06 Richard Guenther <rguenther@suse.de>
22456 PR tree-optimization/28868
22457 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22458 of which PHI results we inserted.
22459 (insert_into_preds_of_block): Record inserted PHIs.
22460 (eliminate): Eliminate redundant PHI nodes.
22461 (init_pre): Init inserted_phi_names.
22463 2009-04-06 Richard Guenther <rguenther@suse.de>
22465 PR tree-optimization/39643
22466 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22467 IMAGPART_EXPRs of complex constants.
22468 (execute_fold_all_builtins): If we folded a call queue
22469 TODO_update_address_taken.
22471 2009-04-06 Jan Hubicka <jh@suse.cz>
22473 PR middle-end/39659
22474 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22477 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22479 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22481 (ic_invalidate_array): Likewise.
22483 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22485 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22486 alignment for library calls.
22488 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22490 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22491 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22492 * config/i386/mingw-stdint.h: New file.
22494 2009-04-05 Richard Guenther <rguenther@suse.de>
22496 PR tree-optimization/39648
22497 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22498 our &A vs. &A[0] IL deficiencies.
22500 2009-04-04 Jan Hubicka <jh@suse.cz>
22502 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22503 removed toplevel regions.
22504 (sjlj_mark_call_sites): Likewise.
22506 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22508 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22509 (cygwin tm clause use_gcc_stdint): Set to wrap.
22510 * config/i386/cygwin-stdint.h: New file.
22512 2009-04-04 Richard Guenther <rguenther@suse.de>
22514 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22515 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22516 single-argument PHIs if we are in loop-closed SSA form.
22517 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22518 for the pre-condition.
22519 (slpeel_tree_peel_loop_to_edge): Likewise.
22520 (vect_build_loop_niters): Take an optional sequence to append stmts.
22521 (vect_generate_tmps_on_preheader): Likewise.
22522 (vect_do_peeling_for_loop_bound): Take extra guards for the
22524 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22525 the cost model check.
22526 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22527 guards if we are going to peel. Do not apply versioning in that case.
22528 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22529 (vect_do_peeling_for_loop_bound): Likewise.
22530 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22531 loop bound only record extra pre-conditions, do not apply loop
22534 2009-04-04 Richard Guenther <rguenther@suse.de>
22536 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22539 2009-04-04 Jan Hubicka <jh@suse.cz>
22541 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22542 last_basic_block for size of bb->index indexed array.
22543 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22544 compute_out, link_btr_uses, build_btr_def_use_webs,
22545 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22547 2009-04-04 Jan Hubicka <jh@suse.cz>
22549 * except.c (remove_eh_handler_and_replace): Break out from ...
22550 (remove_eh_handler): ... here.
22551 (bring_to_root): New function.
22552 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22553 handled ones, bring others to root of tree.
22555 2009-04-04 Jan Hubicka <jh@suse.cz>
22557 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22558 (all_phis_safe_to_merge): New function.
22559 (update_info): New structure.
22560 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22561 (cleanup_empty_eh): Update SSA if possible.
22563 2009-04-04 Richard Guenther <rguenther@suse.de>
22565 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22566 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22567 (append_vuse): Likewise.
22569 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22571 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22572 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22573 instead of REG_UNSAVED for DW_CFA_undefined.
22574 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22575 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22578 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22581 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22583 2009-04-04 Richard Guenther <rguenther@suse.de>
22585 PR tree-optimization/8781
22586 PR tree-optimization/37892
22587 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22588 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22589 (valueize_refs): Call it for *& valueizations.
22590 (shared_reference_ops_from_ref): Rename to ...
22591 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22592 (shared_reference_ops_from_call): Rename to ...
22593 (valueize_shared_reference_ops_from_call): ... this and valueize.
22594 (vn_reference_lookup): Update.
22595 (visit_reference_op_call): Likewise.
22596 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22597 (eliminate): Value-replace the call address in call statements.
22599 2009-04-04 Richard Guenther <rguenther@suse.de>
22601 PR tree-optimization/39636
22602 * tree-ssa-forwprop.c
22603 (forward_propagate_addr_into_variable_array_index): Check for
22604 GIMPLE_ASSIGN before accessing the rhs code.
22606 2009-04-03 Jason Merrill <jason@redhat.com>
22608 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22610 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22612 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22613 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22614 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22615 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22616 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22617 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22618 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22619 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22620 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22621 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22622 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22623 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22624 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22625 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22626 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22627 Use fr_reg_or_fp01_operand instead of fr_register_operand
22629 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22630 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22631 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22633 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22635 PR rtl-optimization/39607
22636 PR rtl-optimization/39631
22640 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22641 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22642 instead of DF_LR_OUT.
22643 * ira-lives.c (process_bb_node_lives): Ditto.
22644 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22645 instead of DF_LR_{OUT,IN}.
22646 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22647 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22649 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22651 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22652 (execute_lower_omp): Always run but take the short way out if -fopenmp
22654 (gate_lower_omp): Remove, forcing the pass manager to always run the
22655 pass and always set PROP_gimple_lomp.
22656 (pass_lower_omp): Remove gate function.
22657 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22658 PROP_trees. Instead, require it.
22659 * ipa-cp.c (pass_ipa_cp): Likewise.
22660 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22661 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22662 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22663 and PROP_gimple_leh.
22665 2009-04-03 Richard Guenther <rguenther@suse.de>
22667 PR middle-end/13146
22668 PR tree-optimization/23940
22669 PR tree-optimization/33237
22670 PR middle-end/33974
22671 PR middle-end/34093
22672 PR tree-optimization/36201
22673 PR tree-optimization/36230
22674 PR tree-optimization/38049
22675 PR tree-optimization/38207
22676 PR tree-optimization/38230
22677 PR tree-optimization/38301
22678 PR tree-optimization/38585
22679 PR middle-end/38895
22680 PR tree-optimization/38985
22681 PR tree-optimization/39299
22682 * tree-ssa-structalias.h: Remove.
22683 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22684 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22685 (struct vuse_element_d): Remove.
22686 (struct vuse_vec_d): Likewise.
22687 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22688 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22689 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22690 VUSE_ELEMENT_VAR): Likewise.
22691 (struct voptype_d): Likewise.
22692 (NUM_VOP_FREE_BUCKETS): Likewise.
22693 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22694 (struct stmt_operands_d): Remove.
22695 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22696 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22697 VDEF_NUM, VDEF_VECT): Likewise.
22698 (copy_virtual_operands): Remove.
22699 (operand_build_cmp): Likewise.
22700 (create_ssa_artificial_load_stmt): Likewise.
22701 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22702 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22703 vuse_index and mayuse_index members. Pack and move done and iter_type
22704 members to the front.
22705 (SSA_OP_VMAYUSE): Remove.
22706 (SSA_OP_VIRTUAL_USES): Adjust.
22707 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22708 (unlink_stmt_vdef): Declare.
22709 (add_to_addressable_set): Remove.
22710 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22711 (vrp_visit_stmt): Likewise.
22712 * doc/tree-ssa.texi (Alias analysis): Update.
22713 * doc/invoke.texi (max-aliased-vops): Remove docs.
22714 (avg-aliased-vops): Likewise.
22715 * tree-into-ssa.c (syms_to_rename): Remove.
22716 (need_to_update_vops_p): Likewise.
22717 (need_to_initialize_update_ssa_p): Rename to ...
22718 (update_ssa_initialized_fn): ... this. Track function we are
22720 (symbol_marked_for_renaming): Simplify.
22721 (add_new_name_mapping): Do not set need_to_update_vops_p.
22722 (dump_currdefs): Use SYMS_TO_RENAME.
22723 (rewrite_update_stmt): Always walk all uses/defs.
22724 (dump_update_ssa): Adjust.
22725 (init_update_ssa): Take function argument. Track what we are
22727 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22728 (create_new_def_for): Initialize for cfun, assert we are initialized
22730 (mark_sym_for_renaming): Simplify.
22731 (mark_set_for_renaming): Do not initialize update-ssa.
22732 (need_ssa_update_p): Simplify. Take function argument.
22733 (name_mappings_registered_p): Assert we ask for the correct function.
22734 (name_registered_for_update_p): Likewise.
22735 (ssa_names_to_replace): Likewise.
22736 (release_ssa_name_after_update_ssa): Likewise.
22737 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22738 (dump_decl_set): Do not print a newline.
22739 (debug_decl_set): Do it here.
22740 (dump_update_ssa): And here.
22741 * tree-ssa-loop-im.c (move_computations): Adjust.
22742 (movement_possibility): Likewise.
22743 (determine_max_movement): Likewise.
22744 (gather_mem_refs_stmt): Likewise.
22745 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22746 or NAME_MEMORY_TAG.
22747 * tree-complex.c (update_all_vops): Remove.
22748 (expand_complex_move): Adjust.
22749 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22750 Simplify test for memory referencing statement. Exclude
22751 non-invariant ADDR_EXPRs.
22752 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22753 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22754 (rdg_flag_uses): Likewise.
22755 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22757 (tree_optimize_tail_calls_1): Also split the
22758 edge from the entry block if we have degenerate PHI nodes in
22759 the first basic block.
22760 * tree.c (init_ttree): Remove memory-tag related code.
22761 (tree_code_size): Likewise.
22762 (tree_node_structure): Likewise.
22763 (build7_stat): Re-write to be build6_stat.
22764 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22765 (SSA_VAR_P): Adjust.
22766 (struct tree_memory_tag): Remove.
22767 (struct tree_memory_partition_tag): Likewise.
22768 (union tree_node): Adjust.
22769 (build7): Re-write to be build6.
22770 * tree-pass.h (pass_reset_cc_flags): Remove.
22771 (TODO_update_address_taken): New flag.
22772 (pass_simple_dse): Remove.
22773 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22774 * params.h (MAX_ALIASED_VOPS): Remove.
22775 (AVG_ALIASED_VOPS): Likewise.
22776 * omp-low.c (expand_omp_taskreg): Update SSA form.
22777 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22778 aliases the lhs in a copy stmt.
22779 * tree-ssa-dse.c (struct address_walk_data): Remove.
22780 (memory_ssa_name_same): Likewise.
22781 (memory_address_same): Likewise.
22782 (get_kill_of_stmt_lhs): Likewise.
22783 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22784 unused stores. Look through PHI nodes into post-dominated regions.
22785 (dse_optimize_stmt): Simplify. Properly remove stores.
22786 (tree_ssa_dse): Compute dominators.
22787 (execute_simple_dse): Remove.
22788 (pass_simple_dse): Likewise.
22789 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22790 gimple_loaded_syms and gimple_stored_syms computation.
22791 * toplev.c (dump_memory_report): Dump alias and pta stats.
22792 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22793 (vn_reference_eq): Likewise.
22794 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22795 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22796 valueize_vuses): Remove.
22797 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22798 (get_def_ref_stmt_vuse): ... this.
22799 (vn_reference_lookup_2): New function.
22800 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22801 walking equivalent vuses. Simplify.
22802 (vn_reference_lookup): Likewise.
22803 (vn_reference_insert): Likewise.
22804 (vn_reference_insert_pieces): Likewise.
22805 (visit_reference_op_call): Simplify.
22806 (visit_reference_op_load): Likewise.
22807 (visit_reference_op_store): Likewise.
22808 (init_scc_vn): Remove shared_lookup_vuses initialization.
22809 (free_scc_vn): Remove shared_lookup_vuses freeing.
22810 (sort_vuses, sort_vuses_heap): Remove.
22811 (get_ref_from_reference_ops): Export.
22812 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22813 vector with single vuse pointer.
22814 (vn_reference_lookup_pieces, vn_reference_lookup,
22815 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22816 (shared_vuses_from_stmt): Remove.
22817 (get_ref_from_reference_ops): Declare.
22818 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22819 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22820 memory-tag related code.
22821 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22822 (likely_value): Add comment, skip static-chain of call statements.
22823 (surely_varying_stmt_p): Adjust.
22824 (gimplify_and_update_call_from_tree): Likewise.
22825 (execute_fold_all_builtins): Do not rebuild alias info.
22826 (gimplify_and_update_call_from_tree): Properly update VOPs.
22827 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22828 (copy_ref_info): Remove memory-tag related code.
22829 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22830 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22831 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22833 * tree-ssa-dom.c (gimple_p): Remove typedef.
22834 (eliminate_redundant_computations): Adjust.
22835 (record_equivalences_from_stmt): Likewise.
22836 (avail_expr_hash): Likewise.
22837 (avail_expr_eq): Likewise.
22838 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22839 (stmt_makes_single_load): Likewise.
22840 (stmt_makes_single_store): Likewise.
22841 * tree-ssa-alias.c: Rewrite completely.
22842 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22843 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22844 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22845 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22846 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22847 Remove public functions.
22848 (pass_reset_cc_flags): Remove.
22849 (pass_build_alias): Move ...
22850 * tree-ssa-structalias.c (pass_build_alias): ... here.
22851 * tree-ssa-alias.c (may_be_aliased): Move ...
22852 * tree-flow-inline.h (may_be_aliased): ... here.
22853 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22854 count_uses_and_derefs): Move ...
22855 * gimple.c: ... here.
22856 * gimple.h (count_uses_and_derefs): Declare.
22857 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
22858 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
22859 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
22860 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
22861 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
22862 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
22863 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
22865 * tree-dfa.c (refs_may_alias_p): Move ...
22866 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
22867 * tree-ssa-alias.h: New file.
22868 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
22869 (statement_sink_location): Likewise.
22870 * opts.c (decode_options): Do not adjust max-aliased-vops or
22871 avg-aliased-vops values.
22872 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
22873 (TV_CALL_CLOBBER): Likewise.
22874 (TV_FLOW_SENSITIVE): Likewise.
22875 (TV_FLOW_INSENSITIVE): Likewise.
22876 (TV_MEMORY_PARTITIONING): Likewise.
22877 (TV_ALIAS_STMT_WALK): New timevar.
22878 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
22879 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
22880 (get_address_description): Remove memory-tag related code.
22881 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
22882 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
22883 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
22884 and immediate uses in statements. Document.
22885 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
22886 (dump_symbols): Remove.
22887 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
22888 * alias.c (get_deref_alias_set): New function split out from ...
22889 (get_alias_set): ... here.
22890 * alias.h (get_deref_alias_set): Declare.
22891 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
22892 type parameter. Remove restrict pointer handling. Create a
22893 ref-all pointer in case type-based alias sets do not conflict.
22894 (vect_analyze_data_refs): Remove SMT related code.
22895 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
22896 (vectorizable_load): Likewise.
22897 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
22898 (DR_SYMBOL_TAG, DR_VOPS): Remove.
22899 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
22900 Ignore vops and SMTs.
22901 (dr_analyze_alias): Likewise..
22902 (free_data_ref): Likewise.
22903 (create_data_ref): Likewise.
22904 (analyze_all_data_dependences): Likewise.
22905 (get_references_in_stmt): Adjust.
22906 * tree-flow-inline.h (gimple_aliases_computed_p,
22907 gimple_addressable_vars, gimple_call_clobbered_vars,
22908 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
22909 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
22910 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
22911 gimple_mem_ref_stats): Remove.
22912 (gimple_vop): New function.
22913 (op_iter_next_use): Remove vuses and mayuses cases.
22914 (op_iter_next_def): Remove vdefs case.
22915 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
22916 (clear_and_done_ssa_iter): Do not set removed fields.
22917 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
22918 Assert we are not iterating over vuses or vdefs if not also
22919 iterating over uses or defs.
22920 (op_iter_init_use): Likewise.
22921 (op_iter_init_def): Likewise.
22922 (op_iter_next_vdef): Remove.
22923 (op_iter_next_mustdef): Likewise.
22924 (op_iter_init_vdef): Likewise.
22925 (compare_ssa_operands_equal): Likewise.
22926 (link_use_stmts_after): Handle vuse operand.
22927 (is_call_used): Use is_call_clobbered.
22928 (is_call_clobbered): Global variables are always call clobbered,
22929 query the call-clobbers bitmap.
22930 (mark_call_clobbered): Ignore global variables.
22931 (clear_call_clobbered): Likewise.
22932 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
22933 virtual operands sanity check.
22934 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
22936 (TARGET_MEM_REF): Remove TMR_TAG operand.
22937 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
22938 Remove call-clobber related code.
22939 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
22940 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
22941 partitions or escape reason.
22942 (get_single_def_stmt, get_single_def_stmt_from_phi,
22943 get_single_def_stmt_with_phi): Remove.
22944 (dump_referenced_vars): Tidy.
22945 (get_ref_base_and_extent): Allow bare decls.
22946 (collect_dfa_stats): Adjust.
22947 * graphite.c (rename_variables_in_stmt): Adjust.
22948 (graphite_copy_stmts_from_block): Likewise.
22949 (translate_clast): Likewise.
22950 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
22952 (translate_vuse_through_block): Use the oracle.
22953 (phi_translate_1): Adjust.
22954 (value_dies_in_block_x): Use the oracle. Cache the outcome
22956 (valid_in_sets): Check if the VUSE for
22957 a REFERENCE is available.
22958 (eliminate): Do not remove stmts during elimination,
22959 instead queue and remove them afterwards.
22960 (do_pre): Do not rebuild alias info.
22961 (pass_pre): Run TODO_rebuild_alias before PRE.
22962 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
22963 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
22964 (mark_all_v_defs_stmt): Remove.
22965 (mark_all_v_defs_seq): Adjust.
22966 (sra_replace): Likewise.
22967 (scalarize_use): Likewise.
22968 (scalarize_copy): Likewise.
22969 (scalarize_init): Likewise.
22970 (scalarize_ldst): Likewise.
22971 (todoflags): Remove.
22972 (tree_sra): Do not rebuild alias info.
22973 (tree_sra_early): Adjust.
22974 (pass_sra): Run TODO_update_address_taken before SRA.
22975 * tree-predcom.c (set_alias_info): Remove.
22976 (prepare_initializers_chain): Do not call it.
22977 (mark_virtual_ops_for_renaming): Adjust.
22978 (mark_virtual_ops_for_renaming_list): Remove.
22979 (initialize_root_vars): Adjust.
22980 (initialize_root_vars_lm): Likewise.
22981 (prepare_initializers_chain): Likewise.
22982 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
22983 (may_propagate_copy_into_stmt): Likewise.
22984 (merge_alias_info): Do nothing for now.
22985 (propagate_tree_value_into_stmt): Adjust.
22986 (stmt_may_generate_copy): Likewise.
22987 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
22988 not mark symbols for renaming.
22989 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
22990 with the same statement, make sure to update the new pointed-to one.
22991 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
22992 call statements, do not mark symbols for renaming.
22993 (mark_operand_necessary): Dump something.
22994 (ref_may_be_aliased): New function.
22995 (mark_aliased_reaching_defs_necessary_1): New helper function.
22996 (mark_aliased_reaching_defs_necessary): Likewise.
22997 (mark_all_reaching_defs_necessary_1): Likewise.
22998 (mark_all_reaching_defs_necessary): Likewise.
22999 (propagate_necessity): Do not process virtual PHIs. For
23000 non-aliased loads mark all reaching definitions as necessary.
23001 For aliased loads and stores mark the immediate dominating
23002 aliased clobbers as necessary.
23003 (visited): New global static.
23004 (perform_tree_ssa_dce): Free visited bitmap after propagating
23006 (remove_dead_phis): Perform simple dead virtual PHI removal.
23007 (remove_dead_stmt): Properly unlink virtual operands when
23009 (eliminate_unnecessary_stmts): Schedule PHI removal after
23011 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23012 (process_replaceable): Likewise.
23013 (find_replaceable_in_bb): Likewise.
23014 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23015 based on the single gimple vop.
23016 (verify_flow_insensitive_alias_info): Remove.
23017 (verify_flow_sensitive_alias_info): Likewise.
23018 (verify_call_clobbering): Likewise.
23019 (verify_memory_partitions): Likewise.
23020 (verify_alias_info): Likewise.
23021 (verify_ssa): Adjust..
23022 (execute_update_addresses_taken): Export. Update SSA
23023 manually. Optimize only when optimizing. Use a local bitmap.
23024 (pass_update_address_taken): Remove TODO_update_ssa, add
23026 (pass_update_address_taken): Just use TODO_update_address_taken.
23027 (init_tree_ssa): Do not initialize addressable_vars.
23028 (verify_ssa): Verify new VUSE / VDEF properties.
23029 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23030 Do not call verify_alias_info.
23031 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23032 Do not free the loaded and stored syms bitmaps. Reset the escaped
23033 and callused solutions. Do not free addressable_vars.
23034 Remove memory-tag related code.
23035 (warn_uninitialized_var): Aliases are always available.
23036 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23037 * lambda-code.c (can_put_in_inner_loop): Adjust.
23038 (can_put_after_inner_loop): Likewise.
23039 (perfect_nestify): Likewise.
23040 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23041 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23042 (vectorizable_conversion): Do not mark symbols for renaming.
23043 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23044 (expand_call_inline): Unlink the calls virtual operands before
23046 (tree_function_versioning): Do not call update_ssa if we are not
23047 updating clones. Simplify.
23048 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23049 (propagate_with_phi): Likewise..
23050 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23051 clobber code. Assert we are not aliased or global.
23052 * tree-flow.h: Include tree-ssa-alias.h
23053 (enum escape_type): Remove.
23054 (struct mem_sym_stats_d): Likewise.
23055 (struct mem_ref_stats_d): Likewise.
23056 (struct gimple_df): Add vop member. Remove global_var,
23057 call_clobbered_vars, call_used_vars, addressable_vars,
23058 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23059 escaped and callused members.
23060 (struct ptr_info_def): Remove all members, add points-to solution
23062 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23063 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23064 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23065 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23066 (tree-ssa-alias.o): Likewise.
23067 (toplev.o): Add tree-ssa-alias.h
23068 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23069 * gimple.c (gimple_set_bb): Fix off-by-one error.
23070 (is_gimple_reg): Do not handle memory tags.
23071 (gimple_copy): Also copy virtual operands.
23072 Delay updating the statement. Do not reset loaded and stored syms.
23073 (gimple_set_stored_syms): Remove.
23074 (gimple_set_loaded_syms): Likewise.
23075 (gimple_call_copy_skip_args): Copy the virtual operands
23076 and mark the new statement modified.
23077 * tree-ssa-structalias.c (may_alias_p): Remove.
23078 (set_uids_in_ptset): Take the alias set to prune with as
23079 parameter. Fold in the alias test of may_alias_p.
23080 (compute_points_to_sets): Compute whether a ptr is dereferenced
23081 in a local sbitmap.
23082 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23083 other ADDRESSOF constraints on the lhs.
23084 (get_constraint_for_component_ref): Assert that we don't get
23085 ADDRESSOF constraints from the base of the reference.
23086 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23087 (struct variable_info): Remove collapsed_to member.
23088 (get_varinfo_fc): Remove.
23089 (new_var_info): Do not set collapsed_to.
23090 (dump_constraint): Do not follow cycles.
23091 (dump_constraint_graph): Likewise.
23092 (build_pred_graph): Likewise.
23093 (build_succ_graph): Likewise.
23094 (rewrite_constraints): Likewise.
23095 (do_simple_structure_copy): Remove.
23096 (do_rhs_deref_structure_copy): Remove.
23097 (do_lhs_deref_structure_copy): Remove.
23098 (collapse_rest_of_var): Remove.
23099 (do_structure_copy): Re-implement.
23100 (pta_stats): New global variable.
23101 (dump_pta_stats): New function.
23102 (struct constraint_expr): Make offset signed.
23103 (UNKNOWN_OFFSET): Define special value.
23104 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23105 (solution_set_expand): New helper function split out from ...
23106 (do_sd_constraint): ... here.
23107 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23108 (do_ds_constraint): Likewise.
23109 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23110 and CALLUSED = *CALLUSED.
23111 (set_union_with_increment): Make inc argument signed.
23112 (type_safe): Remove.
23113 (get_constraint_for_ptr_offset): Handle unknown and negative
23115 (first_vi_for_offset): Handle offsets before start. Bail
23116 out early for offsets beyond the variable extent.
23117 (first_or_preceding_vi_for_offset): New function.
23118 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23119 Together with ESCAPED = *ESCAPED this properly computes reachability.
23120 (find_what_var_points_to): New function.
23121 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23122 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23123 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23124 pt_solutions_intersect): New functions.
23125 (compute_call_used_vars): Remove.
23126 (compute_may_aliases): New main entry into PTA computation.
23127 * gimple.h (gimple_p): New typedef.
23128 (struct gimple_statement_base): Remove references_memory_p.
23129 (struct gimple_statement_with_memory_ops_base): Remove
23130 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23132 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23133 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23134 gimple_set_references_memory): Remove.
23135 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23136 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23138 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23139 (verify_expr): Allow RESULT_DECL.
23140 (gimple_duplicate_bb): Do not copy virtual operands.
23141 (gimple_duplicate_sese_region): Adjust.
23142 (gimple_duplicate_sese_tail): Likewise.
23143 (mark_virtual_ops_in_region): Remove.
23144 (move_sese_region_to_fn): Do not call it.
23145 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23146 and pass_simple_dse.
23147 (execute_function_todo): Handle TODO_update_address_taken,
23148 call execute_update_addresses_taken for TODO_rebuild_alias.
23149 (execute_todo): Adjust.
23150 (execute_one_pass): Init dump files early.
23151 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23153 (create_general_new_stmt): Clear vops.
23154 * tree-ssa-reassoc.c (get_rank): Adjust.
23155 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23156 symbols for renaming.
23157 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23158 (PARAM_AVG_ALIASED_VOPS): Likewise.
23159 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23160 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23161 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23162 (operand_build_cmp, copy_virtual_operands,
23163 create_ssa_artificial_load_stmt, add_to_addressable_set,
23164 gimple_add_to_addresses_taken): Remove public functions.
23165 (unlink_stmt_vdef): New function.
23167 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23169 * config.gcc (powerpc-*-linux*): Merge variants.
23171 2009-04-02 Chao-ying Fu <fu@mips.com>
23172 James Grosbach <james.grosbach@microchip.com>
23174 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23175 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23177 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23178 keep_interrupts_masked_p, use_debug_exception_return_p.
23179 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23180 keep_interrupts_masked, use_debug_exception_return.
23181 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23182 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23184 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23185 (mips_print_operand): Process COP0 registers to print $0 .. $31
23186 correctly for GAS to process.
23187 (mips_interrupt_extra_call_saved_reg_p): New function.
23188 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23190 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23191 (mips_compute_frame_info): Add supports for interrupt context that
23192 includes doubleword accumulators and COP0 registers.
23193 (mips_for_each_saved_acc): New function.
23194 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23195 mips_for_each_saved_reg.
23196 (mips_save_reg): Save accumulators.
23197 (mips_kernel_reg_p): A new for_each_rtx callback.
23198 (mips_expand_prologue): Support interrupt handlers.
23199 (mips_restore_reg): Restore accumulators.
23200 (mips_expand_epilogue): Support interrupt handlers.
23201 (mips_can_use_return_insn): Return false for interrupt handlers.
23202 (mips_epilogue_uses): New function.
23203 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23204 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23205 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23206 cop0_move): New instructions.
23207 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23208 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23210 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23212 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23213 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23214 interrupt handlers, we use K0 as the temporary register.
23215 (EPILOGUE_USES): Change to a function call.
23216 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23217 handlers, we use K0 as the temporary register.
23219 * doc/extend.texi (Function Attributes): Document interrupt,
23220 use_shadow_register_set, keep_interrupts_masked,
23221 use_debug_exception_return for MIPS attributes.
23223 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23225 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23226 Remove a number of t-files from tmake_file.
23227 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23228 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23229 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23230 target_prototype, not TARGET_PROTOTYPE.
23231 (LINK_OS_GNU_SPEC): Define.
23232 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23233 and darwin-ldoubdle.c.
23235 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23238 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23239 (cpp_options): Ditto.
23240 (default_compilers): Ditto.
23241 (display_help): Ditto.
23242 (process_command): Ditto.
23243 (do_spec_1): Ditto.
23244 (set_input): Use lbasename instead of duplicate code.
23245 (save_temps_prefix): New static for -save-temps=obj.
23246 (save_temps_length): Ditto.
23248 * doc/invoke.texi (-save-temps=obj): Document new variant to
23249 -save-temps switch.
23251 2009-04-02 Jeff Law <law@redhat.com>
23253 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23256 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23258 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23259 * configure: Regenerated.
23261 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23263 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23264 share the argument list.
23266 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23270 2009-02-12 Diego Novillo <dnovillo@google.com>
23272 * varpool.c (debug_varpool): New.
23273 * cgraph.h (debug_varpool): Declare.
23275 2009-04-02 Jan Hubicka <jh@suse.cz>
23277 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23280 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23282 * config/i386/i386.c (ix86_abi): Move initialization to ...
23283 (override_options): Here.
23285 2009-04-02 Christian Bruel <christian.bruel@st.com>
23287 * config/sh/sh.c (sh_dwarf_register_span): New function.
23288 (TARGET_DWARF_REGISTER_SPAN): Define.
23289 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23291 2009-04-02 Ira Rosen <irar@il.ibm.com>
23293 PR tree-optimization/39595
23294 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23295 interleaved loads group is not greater than the SLP group size.
23297 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23299 * builtins.c (is_builtin_name): New.
23300 (called_as_built_in): Use is_builtin_name.
23301 * tree.h (is_builtin_name): New.
23302 * varasm.c (incorporeal_function_p): Use is_builtin_name
23304 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23306 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23308 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23311 * c-decl.c (clone_underlying_type): Move this ...
23312 * c-common.c (set_underlying_type): ... here.
23313 Also, make sure the function properly sets TYPE_STUB_DECL() on
23314 the newly created typedef variant type.
23315 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23316 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23319 2009-04-02 Richard Guenther <rguenther@suse.de>
23321 PR tree-optimization/37221
23322 * tree-flow.h (degenerate_phi_result): Declare.
23323 * tree-ssa-dom.c (degenerate_phi_result): Export.
23324 * tree-scalar-evolution.c (analyze_initial_condition): If
23325 the initial condition is defined by a degenerate PHI node
23326 use the degenerate value.
23328 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23330 PR rtl-optimization/39588
23331 * combine.c (merge_outer_ops): Do not set the constant when this
23333 (simplify_shift_const_1): Do not modify it either in this case.
23335 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23337 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23338 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23340 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23343 * c-lex.c (interpret_float): Default (no suffix) is double.
23345 2009-04-1 Xinliang David Li <davidxl@google.com>
23347 * config/i386/i386.c (legitimate_constant_p): Recognize
23348 all one vector constant.
23350 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23352 * config/vax/vax.c: Add #includes to silence warnings.
23353 Change #include order to silence two warnings.
23355 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23357 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23358 (ASM_SPEC): Pass -k to the assembler for PIC code.
23360 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23362 * config.gcc: Add vax-*-linux* to the switch.
23363 * config/vax/linux.h: New file. (TARGET_VERSION,
23364 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23366 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23368 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23369 Use predicate macros instead of GET_CODE() == foo.
23370 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23371 ashlsi3, rotrsi3, <unnamed>): Likewise.
23373 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23375 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23376 jbbccihi, jbbccisi): Remova trailing whitespace.
23377 * config/vax/constraints.md: Likewise.
23378 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23379 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23380 * config/vax/predicates.md: Likewise.
23381 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23382 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23383 * config/vax/vax.h: Likewise.
23384 * config/vax/vax.md (nonlocal_goto): Likewise.
23386 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23388 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23389 (indirectable_address_p, adjacent_operands_p): Add spaces around
23391 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23393 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23395 * config/vax/vax.c (legitimate_constant_address_p,
23396 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23397 index_term_p, reg_plus_index_p, legitimate_address_p,
23398 vax_mode_dependent_address_p): Update comments to match functions
23399 modified by the recent int->bool conversion.
23401 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23403 * config/vax/builtins.md: Update copyright message.
23404 * config/vax/constraints.md: Likewise.
23405 * config/vax/netbsd-elf.h: Likewise.
23406 * config/vax/predicates.md: Likewise.
23407 * config/vax/vax-protos.h: Likewise.
23408 * config/vax/vax.c: Likewise.
23409 * config/vax/vax.h: Likewise.
23410 * config/vax/vax.md: Likewise.
23411 * config/vax/vax.opt: Likewise.
23413 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23415 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23416 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23417 * config/vax/constraints.md (B, R): Likewise.
23418 * config/vax/predicates.md (external_memory_operand,
23419 nonimmediate_addsub_di_operand): Likewise.
23420 * config/vax/vax.c (vax_output_int_add): Likewise.
23421 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23422 untyped_call): Likewise.
23424 2009-04-01 Matt Thomas <matt@3am-software.com>
23426 * config/vax/predicates.md: New file.
23427 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23428 external_const_operand, nonsymbolic_operand, external_memory_operand,
23429 indirect_memory_operand, indexed_memory_operand,
23430 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23431 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23433 * config/vax/constraints.md: New file.
23434 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23436 * config/vax/builtins.md: New file.
23437 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23438 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23440 * config/vax/vax.opt (mqmath): Add option.
23441 * config/vax/vax.md (isfx): Extend with DI.
23442 (VAXintQH, VAXintQHSD): Define.
23443 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23444 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23445 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23446 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23447 (movdi): Update constraints and use vax_output_int_move().
23448 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23449 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23450 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23451 nonlocal_goto): New.
23452 (mov<mode>): Extend accepted operand types.
23453 (subdi3_old): Rename from subdi3, change update constraints and use
23454 a new implementation.
23455 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23456 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23457 MOVE_RATIO, CLEAR_RATIO): Define.
23458 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23459 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23460 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23461 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23462 (split_quadword_operands): Make static and really allow variable
23464 (print_operand_address): Update for PIC generation.
23465 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23466 indexable_address_p, fixup_mathdi_operand,
23467 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23468 (vax_float_literal, legitimate_constant_p,
23469 indirectable_constant_address_p, index_term_p,
23470 reg_plus_index_p): Return bool instead of int.
23471 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23473 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23475 (vax_output_conditional_branch): Indent.
23476 (legitimate_constant_address_p, indirectable_constant_address_p,
23477 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23478 vax_mode_dependent_address_p): Return bool instead of int, update for
23480 * config/vax/vax-protos.h (legitimate_constant_address_p,
23481 legitimate_constant_p, legitimate_address_p,
23482 vax_mode_dependent_address_p): Change declaration to bool.
23483 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23484 vax_expand_addsub_di_operands, vax_output_int_subtract,
23485 vax_output_movmemsi): Declare.
23486 (split_quadword_operands, vax_float_literal): Delete declaration.
23487 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23488 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23489 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23490 ASM_OUTPUT_DWARF_PCREL): Define.
23491 (ASM_SPEC): Change definition to allow PIC generation.
23493 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23495 * doc/sourcebuild.texi: Update front-end requirements.
23497 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23500 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23501 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23502 (booldi3_internal3): Use boolean_or_operator instead of
23505 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23508 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23509 declarator whose size is not an integer constant expression but
23510 folds to an integer constant, then treat it as a constant
23513 2009-04-01 Richard Guenther <rguenther@suse.de>
23515 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23516 i * 4 + 2 to (i * 2 + 1) * 2.
23518 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23521 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23522 return if c_parser_asm_string_literal returned NULL.
23524 2009-04-01 Nick Clifton <nickc@redhat.com>
23526 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23528 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23529 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23530 other typedefs to avoid conflicts with libgcc2.c. Define labels
23531 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23533 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23534 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23537 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23539 * varasm.c (default_function_rodata_section): Declare DOT as
23542 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23543 Andrey Galkin <agalkin@hypercom.com>
23546 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23547 Make object_name unique for each process.
23549 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23552 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23553 addressable variables in the parallel that could go out of scope while
23554 running queued tasks.
23556 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23558 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23559 (CASE_VALUES_THRESHOLD): Redefine.
23560 * config/avr/avr.c (avr_override_options): Remove initialization of
23561 avr_case_values_threshold variable.
23562 (avr_case_values_threshold): Remove variable. Add new function.
23563 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23564 * config/avr/avr.opt (mno-tablejump): Remove option.
23565 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23567 2009-04-01 DJ Delorie <dj@redhat.com>
23569 * varasm.c (default_function_rodata_section): Don't assume
23570 anything about where the first '.' in the section name is.
23572 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23574 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23575 rs6000_emit_stack_tie.
23577 2009-03-31 Ian Lance Taylor <iant@google.com>
23579 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23580 gimple_code with GIMPLE_RESX, not RESX.
23582 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23584 * c-common.c (c_get_ident): New.
23585 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23587 2009-04-01 Ben Elliston <bje@au.ibm.com>
23589 * config/rs6000/sysv4.opt (msdata): Improve option description.
23591 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23593 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23594 (divdf3_internal_lat): Remove.
23595 (divxf3_internal_lat): Remove.
23596 (divxf3_internal_thr): Remove.
23597 (divxf): Use divxf3_internal.
23598 * config/ia64/div.md (divsf3_internal_lat): New.
23599 (divdf3_internal_lat): New.
23600 (divxf3_internal): New.
23602 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23605 * Makefile.in (USE_GCC_STDINT): Define.
23606 (stmp-int-hdrs): Install stdint.h if applicable.
23607 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23609 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23610 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23611 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23612 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23613 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23614 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23615 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23616 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23617 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23618 (c_common_nodes_and_builtins): Initialize
23619 underlying_wchar_type_node. Do not initialize
23620 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23621 nodes for new types.
23622 (c_stddef_cpp_builtins): Define macros for new types.
23623 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23625 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23626 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23627 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23628 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23629 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23630 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23631 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23632 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23633 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23634 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23635 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23636 int16_type_node, int32_type_node, int64_type_node,
23637 uint8_type_node, uint16_type_node, c_uint32_type_node,
23638 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23639 int_least32_type_node, int_least64_type_node,
23640 uint_least8_type_node, uint_least16_type_node,
23641 uint_least32_type_node, uint_least64_type_node,
23642 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23643 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23644 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23645 uintptr_type_node): Define.
23646 * c-cppbuiltin.c (builtin_define_constants,
23647 builtin_define_type_minmax): New.
23648 (builtin_define_stdint_macros): Define more macros.
23649 (c_cpp_builtins): Define more limit macros.
23650 (type_suffix): New.
23651 (builtin_define_type_max): Define in terms of
23652 builtin_define_type_minmax. Remove is_long parameter. All
23654 * config.gcc (use_gcc_stdint): Define.
23655 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23656 Add newlib-stdint.h for generic targets.
23657 * config/glibc-stdint.h, config/newlib-stdint.h,
23658 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23659 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23660 * config/score/score.h (UINTPTR_TYPE): Define.
23661 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23662 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23663 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23664 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23665 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23666 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23667 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23668 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23669 * config/spu/spu.h (STDINT_LONG32): Define.
23670 * configure.ac (use_gcc_stdint): Substitute.
23671 * configure: Regenerate.
23672 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23673 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23674 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23675 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23676 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23677 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23678 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23679 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23680 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23681 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23682 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23683 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23684 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23685 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23686 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23687 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23688 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23689 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23690 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23691 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23692 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23693 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23694 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23695 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23696 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23697 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23698 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23699 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23700 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23702 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23704 * loop-iv.c (suitable_set_for_replacement): Renamed from
23705 simplify_using_assignment; changed to return bool and to accept new
23706 args DEST and SRC. Return true iff we find a source/destination pair
23707 that can be used to make a replacement, and fill SRC and DEST if so.
23708 Remove arg ALTERED. Don't deal with altered regs here. All callers
23710 (simplify_using_initial_values): Deal with altered regs here and track
23711 more precisely the effect they have on the validity of our expression.
23713 * loop-iv.c (simplify_using_condition): A condition of the form
23714 (EQ REG CONST) can be used to simply make a substitution.
23715 (simplify_using_initial_values): Keep track of conditions we have seen
23716 and keep using them to simplify new expressions, while applying the
23717 same substitutions to them as to the expression.
23719 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23720 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23723 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23724 changed. Use this when trying to improve the upper bound.
23725 Generate the comparison by using simplify_gen_relational.
23727 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23729 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23731 (simplify_using_assignment, simplify_using_initial_values): Call
23732 replace_in_expr to make replacements. Call replace_single_def_regs
23733 once on the initial version of the expression.
23735 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23738 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23740 2009-03-31 Richard Guenther <rguenther@suse.de>
23742 PR middle-end/31029
23743 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23744 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23746 2009-03-31 Richard Guenther <rguenther@suse.de>
23748 * tree.h (div_if_zero_remainder): Declare.
23749 * fold-const.c (div_if_zero_remainder): Export.
23750 * tree-ssa-forwprop.c
23751 (forward_propagate_addr_into_variable_array_index): Handle
23752 constant array index addition outside of the variable index.
23754 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23757 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23758 define_splits, floatunssi<mode>2): Require x87 conversions from
23759 DImode to be permitted.
23761 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23763 PR preprocessor/15638
23764 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23766 2009-03-31 Richard Guenther <rguenther@suse.de>
23768 PR middle-end/23401
23769 PR middle-end/27810
23770 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23771 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23772 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23773 a separate statement.
23774 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23775 (lookup_tmp_var): Likewise.
23776 (is_gimple_formal_tmp_or_call_rhs): Remove.
23777 (is_gimple_reg_or_call_rhs): Rename to ...
23778 (is_gimple_reg_rhs_or_call): ... this.
23779 (is_gimple_mem_or_call_rhs): Rename to ...
23780 (is_gimple_mem_rhs_or_call): ... this.
23781 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23782 DECL_GIMPLE_REG_P only if is_formal is true.
23783 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23784 for non-proper post-modify expression gimplification.
23785 (gimplify_self_mod_expr): For post-modify expressions gimplify
23786 the lvalue to a minimal lvalue.
23787 (rhs_predicate_for): Remove formal temp case.
23788 (gimplify_modify_expr_rhs): Likewise.
23789 (gimplify_addr_expr): Use is_gimple_reg.
23790 (gimplify_expr): Remove formal temp cases.
23791 (gimple_regimplify_operands): Likewise.
23792 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23793 and FILTER_EXPR like constants.
23794 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23796 (is_gimple_formal_tmp_rhs): Remove.
23797 (is_gimple_reg_rhs): Remove special casing.
23798 (is_gimple_mem_rhs): Fix.
23799 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23800 (is_gimple_formal_tmp_var): Remove.
23801 (is_gimple_formal_tmp_reg): Likewise.
23802 (is_gimple_min_lval): Allow invariant component ref parts.
23803 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23804 is_gimple_formal_tmp_reg): Remove declarations.
23805 * tree-cfg.c (verify_expr): Verify that variables with address
23806 taken do not have DECL_GIMPLE_REG_P set.
23807 * tree-mudflap.c (mf_build_check_statement_for): Use
23808 force_gimple_operand instead of gimplify_expr.
23810 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23812 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23813 schedulable rows to compute_split_row.
23815 2009-03-31 Ben Elliston <bje@au.ibm.com>
23818 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23821 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23823 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23824 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23825 * configure: Regenerate.
23826 * config.in: Regenerate.
23827 * config/rs6000/rs6000.opt (mtls-markers): Add.
23828 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23829 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23830 (tls_ld_aix, tls_ld_sysv): Likewise.
23831 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23832 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23834 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23836 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23838 2009-03-30 Jan Hubicka <jh@suse.cz>
23840 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23842 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23843 detection and label handling.
23845 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23847 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23848 left_conflicts_size.
23849 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23850 ALLOCNO_LEFT_CONFLICTS_SIZE.
23852 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23853 remove_allocno_from_bucket_and_push,
23854 allocno_spill_priority_compare, push_allocnos_to_stack,
23855 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23856 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
23857 (setup_allocno_left_conflicts_num): Ditto. Rename to
23858 setup_allocno_left_conflicts_size.
23859 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23860 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
23861 setup_allocno_left_conflicts_size instead of
23862 setup_allocno_left_conflicts_num.
23864 * ira-build.c (ira_create_allocno): Use
23865 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
23866 ALLOCNO_LEFT_CONFLICTS_NUM.
23868 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23870 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23871 instead of DF_LR_OUT.
23873 * ira-lives.c (process_bb_node_lives): Ditto.
23875 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23876 instead of DF_LR_{OUT,IN}.
23878 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23880 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23882 2009-03-30 Jan Hubicka <jh@suse.cz>
23884 * except.c (label_to_region_map): Fix thinko.
23886 2009-03-30 Steve Ellcey <sje@cup.hp.com>
23888 PR middle-end/38237
23889 * tree.h (tree_find_value): New declaration.
23890 * tree.c (tree_find_value): New function.
23891 * varasm.c (assemble_external): Avoid duplicate entries on lists.
23893 2009-03-30 Jakub Jelinek <jakub@redhat.com>
23896 * c-decl.c (struct c_binding): Add locus field.
23897 (bind): Add locus argument, set locus field from it.
23898 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
23899 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
23900 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
23901 implicitly_declare, undeclared_variable, lookup_label,
23902 declare_label, c_make_fname_decl, c_builtin_function,
23903 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
23906 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
23909 * config/i386/i386.c (classify_argument): Check total size of
23912 2009-03-30 Martin Jambor <mjambor@suse.cz>
23914 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
23915 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
23916 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
23919 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
23920 seen_variable_array_ref while also traversing a union.
23922 * tree-inline.c (optimize_inline_calls): Do not call
23923 cgraph_node_remove_callees.
23924 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
23925 (pass_remove_cgraph_callee_edges): New variable.
23926 * passes.c (init_optimization_passes): Add
23927 pass_remove_cgraph_callee_edges after early inlining and before all
23928 late intraprocedural passes.
23930 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
23932 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23934 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
23935 Fix typos in names.
23937 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23939 * combine.c (simplify_comparison): Use have_insn_for.
23940 * dojump.c (do_jump): Likewise.
23942 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23944 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
23945 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
23946 sparc_compare_op0 like sparc_compare_emitted used to be handled.
23947 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
23948 instead of sparc_compare_emitted.
23949 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
23950 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
23951 instead of sparc_compare_emitted.
23953 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23955 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
23956 enter/exit cfglayout mode.
23957 (pass_partition_block): Require it.
23958 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
23959 (combine_instructions): Track basic blocks instead of labels.
23960 (update_cfg_for_uncondjump): New.
23961 (try_combine): Use it. Update jumps after rescanning.
23962 (pass_combine): Require PROP_cfglayout.
23963 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
23965 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23967 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
23968 Provide/destroy PROP_cfglayout respectively.
23969 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
23970 * tree-pass.h (PROP_cfglayout): New.
23972 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23974 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
23975 fold_convert_const_fixed_from_fixed,
23976 fold_convert_const_fixed_from_int,
23977 fold_convert_const_fixed_from_real, fold_negate_const): Do not
23978 set TREE_CONSTANT_OVERFLOW.
23979 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
23980 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
23982 2009-03-30 Ira Rosen <irar@il.ibm.com>
23984 * tree-vect-loop-manip.c: New file.
23985 * tree-vectorizer.c: Update documentation and included files.
23986 (vect_loop_location): Make extern.
23987 (rename_use_op): Move to tree-vect-loop-manip.c
23988 (rename_variables_in_bb, rename_variables_in_loop,
23989 slpeel_update_phis_for_duplicate_loop,
23990 slpeel_update_phi_nodes_for_guard1,
23991 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
23992 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
23993 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
23994 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
23995 find_loop_location): Likewise.
23996 (new_stmt_vec_info): Move to tree-vect-stmts.c.
23997 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
23998 get_vectype_for_scalar_type, vect_is_simple_use,
23999 supportable_widening_operation, supportable_narrowing_operation):
24001 (bb_in_loop_p): Move to tree-vect-loop.c.
24002 (new_loop_vec_info, destroy_loop_vec_info,
24003 reduction_code_for_scalar_code, report_vect_op,
24004 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24005 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24006 (vect_supportable_dr_alignment): Likewise.
24007 * tree-vectorizer.h (tree-data-ref.h): Include.
24008 (vect_loop_location): Declare.
24009 Reorganize function declarations according to the new file structure.
24010 * tree-vect-loop.c: New file.
24011 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24012 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24013 * tree-vect-data-refs.c: New file.
24014 * tree-vect-patterns.c (timevar.h): Don't include.
24015 * tree-vect-stmts.c: New file.
24016 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24017 tree-vect-slp.c, tree-vect-loop.c.
24018 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24019 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24020 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24021 (tree-vect-analyze.o): Remove.
24022 (tree-vect-transform.o): Likewise.
24023 (tree-vect-data-refs.o): Add rule.
24024 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24025 tree-vect-slp.o): Likewise.
24026 (tree-vect-patterns.o): Remove redundant dependencies.
24027 (tree-vectorizer.o): Likewise.
24028 * tree-vect-slp.c: New file.
24030 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24032 * optc-gen.awk: Warn if an option flag has multiple different
24035 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24037 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24038 -floop-block): Document dependences on PPL, CLooG and Graphite.
24040 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24042 PR rtl-optimization/323
24043 * c-common.c (c_fully_fold, convert_and_check,
24044 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24045 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24046 * c-common.def (EXCESS_PRECISION_EXPR): New.
24047 * c-cppbuiltin.c (builtin_define_float_constants): Define
24048 constants with enough digits for long double.
24049 * c-lex.c (interpret_float): Interpret constant with excess
24050 precision where appropriate.
24051 * c-opts.c (c_common_post_options): Set
24052 flag_excess_precision_cmdline. Give an error for
24053 -fexcess-precision=standard for C++ for processors where the
24054 option is significant.
24055 * c-parser.c (c_parser_conditional_expression): Handle excess
24056 precision in condition.
24057 * c-typeck.c (convert_arguments): Handle arguments with excess
24059 (build_unary_op): Move excess precision outside operation.
24060 (build_conditional_expr): Likewise.
24061 (build_compound_expr): Likewise.
24062 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24063 (build_modify_expr): Handle excess precision in RHS.
24064 (convert_for_assignment): Handle excess precision in converted
24066 (digest_init, output_init_element, process_init_element): Handle
24067 excess precision in initializer.
24068 (c_finish_return): Handle excess precision in return value.
24069 (build_binary_op): Handle excess precision in operands and add
24070 excess precision as needed for operation.
24071 * common.opt (-fexcess-precision=): New option.
24072 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24073 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24074 For standard excess precision, output explicit conversion to and
24075 truncation from XFmode.
24076 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24077 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24078 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24079 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24080 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24081 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24082 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24083 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24084 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24085 define_splits, sqrt<mode>2): Disable where appropriate for
24086 standard excess precision.
24087 * convert.c (convert_to_real): Do not shorten arithmetic to type
24088 for which excess precision would be used.
24089 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24090 * doc/invoke.texi (-fexcess-precision=): Document option.
24091 (-mfpmath=): Correct index entry.
24092 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24093 flag_excess_precision): New.
24094 * langhooks.c (lhd_post_options): Set
24095 flag_excess_precision_cmdline.
24096 * opts.c (common_handle_option): Handle -fexcess-precision=.
24097 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24098 init_excess_precision): New.
24099 (lang_dependent_init_target): Call init_excess_precision.
24100 * tree.c (excess_precision_type): New.
24101 * tree.h (excess_precision_type): Declare.
24103 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24106 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24107 non-lvalue to component.
24109 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24111 PR preprocessor/34695
24112 * Makefile.in (c-opts.o): Depend on c-tree.h.
24113 * c-common.c: Move down include of diagnostic.h.
24114 (done_lexing, c_cpp_error): New.
24115 * c-common.h (done_lexing): Declare.
24116 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24118 * c-opts.c: Include c-tree.h.
24119 (c_common_init_options): Set preprocessor error callback.
24120 (c_common_handle_option): Do not set preprocessor
24121 inhibit_warnings, warnings_are_errors, warn_system_headers,
24122 pedantic_errors or inhibit_warnings flags.
24123 (c_common_post_options): Do not check cpp_errors (parse_in).
24124 (c_common_finish): Do not output dependencies if there were
24125 errors. Do not check return value of cpp_finish.
24126 * c-ppoutput.c (pp_file_change): Set input_location.
24127 * c-tree.h (c_cpp_error): Declare.
24128 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24130 (diagnostic_build_prefix): Check override_column.
24131 * diagnostic.h (diagnostic_info): Add override_column field.
24132 (diagnostic_override_column): Define.
24134 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24136 * c-common.c (c_expand_expr, c_staticp): Remove.
24137 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24138 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24139 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24140 * c-gimplify.c (gimplify_compound_literal_expr,
24141 optimize_compound_literals_in_ctor): Remove.
24142 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24143 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24144 * c-semantics.c (emit_local_var): Remove.
24146 * langhooks-def.h (lhd_expand_expr): Remove.
24147 * langhooks.c (lhd_expand_expr): Remove.
24148 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24150 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24151 handling from c-semantics.c; don't call into langhook.
24152 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24153 * gimplify.c (gimplify_compound_literal_expr,
24154 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24155 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24156 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24157 as was done in c-gimplify.c.
24158 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24159 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24160 Move from c-common.h.
24161 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24163 * tree.c (staticp): Do not call langhook.
24164 * langhooks.c (lhd_staticp): Delete.
24165 * langhooks-def.h (lhd_staticp): Delete prototype.
24166 (LANG_HOOKS_STATICP): Delete.
24167 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24169 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24170 instead of DECL_STMTs.
24172 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24180 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24182 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24183 contained expression.
24184 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24185 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24186 conditional expressions for C.
24187 (decl_constant_value_for_optimization): Move from
24188 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24189 whether optimizing and that the expression is a VAR_DECL not of
24190 array type instead of doing such checks in the caller. Do not
24191 check pedantic. Call gcc_unreachable for C++.
24192 * c-common.def (C_MAYBE_CONST_EXPR): New.
24193 * c-common.h (c_fully_fold, c_save_expr,
24194 decl_constant_value_for_optimization): New prototypes.
24195 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24196 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24197 EXPR_INT_CONST_OPERANDS): Define.
24198 * c-convert.c (convert): Strip nops from expression.
24199 * c-decl.c (groktypename): Take extra parameters expr and
24200 expr_const_operands. Update call to grokdeclarator.
24201 (start_decl): Update call to grokdeclarator. Add statement for
24202 expressions used in type of decl.
24203 (grokparm): Update call to grokdeclarator.
24204 (push_parm_decl): Update call to grokdeclarator.
24205 (build_compound_literal): Add parameter non_const and build a
24206 C_MAYBE_COSNT_EXPR if applicable.
24207 (grokdeclarator): Take extra parameters expr and
24208 expr_const_operands. Track expressions used in declaration
24209 specifiers and declarators. Fold array sizes and track whether
24210 they are constant expressions and whether they are integer
24211 constant expressions.
24212 (parser_xref_tag): Set expr and expr_const_operands fields in
24214 (grokfield): Update call to grokdeclarator.
24215 (start_function): Update call to grokdeclarator.
24216 (build_null_declspecs): Set expr and expr_const_operands fields in
24218 (declspecs_add_type): Handle expressions in typeof specifiers.
24219 * c-parser.c (c_parser_declspecs): Set expr and
24220 expr_const_operands fields for declaration specifiers.
24221 (c_parser_enum_specifier): Likewise.
24222 (c_parser_struct_or_union_specifier): Likewise.
24223 (c_parser_typeof_specifier): Likewise. Update call to
24224 groktypename. Fold expression as needed. Return expressions with
24225 type instead of adding statements.
24226 (c_parser_attributes): Update calls to c_parser_expr_list.
24227 (c_parser_statement_after_labels): Fold expression before passing
24228 to objc_build_throw_stmt.
24229 (c_parser_condition): Fold expression.
24230 (c_parser_asm_operands): Fold expression.
24231 (c_parser_conditional_expression): Use c_save_expr. Update call
24232 to build_conditional_expr.
24233 (c_parser_alignof_expression): Update call to groktypename.
24234 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24235 original_code. Fold expression argument of va_arg. Create
24236 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24237 argument to va_arg. Update calls to groktypename. Fold array
24238 index for offsetof. Verify that first argument to
24239 __builtin_choose_expr has integer type.
24240 (c_parser_postfix_expression_after_paren_type): Update calls to
24241 groktypename and build_compound_literal. Handle expressions with
24242 side effects in type name.
24243 (c_parser_postfix_expression_after_primary): Update call to
24244 c_parser_expr_list. Set original_code for calls to
24245 __builtin_constant_p.
24246 (c_parser_expr_list): Take extra parameter fold_p. Fold
24247 expressions if requested.
24248 (c_parser_objc_type_name): Update call to groktypename.
24249 (c_parser_objc_synchronized_statement): Fold expression.
24250 (c_parser_objc_receiver): Fold expression.
24251 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24252 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24253 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24254 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24255 (struct c_typespec): Add elements expr and expr_const_operands.
24256 (struct c_declspecs): Add elements expr and expr_const_operands.
24257 (groktypename, build_conditional_expr, build_compound_literal):
24259 (in_late_binary_op): Declare.
24260 * c-typeck.c (note_integer_operands): New function.
24261 (in_late_binary_op): New variable.
24262 (decl_constant_value_for_broken_optimization): Move to c-common.c
24263 and rename to decl_constant_value_for_optimization.
24264 (default_function_array_conversion): Do not strip nops.
24265 (default_conversion): Do not call
24266 decl_constant_value_for_broken_optimization.
24267 (build_array_ref): Do not fold result.
24268 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24269 result when operand is a VLA.
24270 (c_expr_sizeof_type): Update call to groktypename. Handle
24271 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24272 result when operand names a VLA type.
24273 (build_function_call): Update call to build_compound_literal.
24274 Only fold result for calls to __builtin_* functions. Strip
24275 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24276 the function designator.
24277 (convert_arguments): Fold arguments. Update call to
24278 convert_for_assignment.
24279 (build_unary_op): Handle increment and decrement of
24280 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24281 decrement earlier. Fold operand of increment and decrement.
24282 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24283 built for integer operand. Wrap returns that are INTEGER_CSTs
24284 without being integer constant expressions or that have integer
24285 constant operands without being INTEGER_CSTs.
24286 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24287 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24288 result is an integer constant expression or can be used in
24289 unevaluated parts of one and avoid folding and wrap as
24290 appropriate. Fold operands before possibly doing -Wsign-compare
24292 (build_compound_expr): Wrap result for C99 if operands can be used
24293 in integer constant expressions.
24294 (build_c_cast): Update call to digest_init. Do not ignore
24295 overflow from casting floating-point constants to integers. Wrap
24296 results that could be confused with integer constant expressions,
24297 null pointer constants or floating-point constants.
24298 (c_cast_expr): Update call to groktypename. Handle expressions
24299 included in type name.
24300 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24301 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24302 Update calls to convert_for_assignment.
24303 (convert_for_assignment): Take new parameter
24304 null_pointer_constant. Do not strip nops or call
24305 decl_constant_value_for_broken_optimization. Set
24306 in_late_binary_op for conversions to boolean.
24307 (store_init_value): Update call to digest_init.
24308 (digest_init): Take new parameter null_pointer_constant. Do not
24309 call decl_constant_value_for_broken_optimization. pedwarn for
24310 initializers not constant expressions. Update calls to
24311 convert_for_assignment.
24312 (constructor_nonconst): New.
24313 (struct constructor_stack): Add nonconst element.
24314 (really_start_incremental_init, push_init_level, pop_init_level):
24315 Handle constructor_nonconst and nonconst element.
24316 (set_init_index): Call constant_expression_warning for array
24318 (output_init_element): Fold value. Set constructor_nonconst as
24319 applicable. pedwarn for initializers not constant expressions.
24320 Update call to digest_init. Call constant_expression_warning
24321 where constant initializers are required.
24322 (process_init_element): Use c_save_expr.
24323 (c_finish_goto_ptr): Fold expression.
24324 (c_finish_return): Fold return value. Update call to
24325 convert_for_assignment.
24326 (c_start_case): Fold switch expression.
24327 (c_process_expr_stmt): Fold expression.
24328 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24329 ensure statement expression is not evaluated in constant expression.
24330 (build_binary_op): Track whether results are integer constant
24331 expressions or may occur in such, disable folding and wrap results
24332 as applicable. Fold operands for -Wsign-compare warnings unless
24334 (c_objc_common_truthvalue_conversion): Handle results folded to
24335 integer constants that are not integer constant expressions.
24336 * doc/extend.texi: Document when typeof operands are evaluated,
24337 that condition of __builtin_choose_expr is an integer constant
24338 expression, and more about use of __builtin_constant_p in
24341 2009-03-29 Richard Guenther <rguenther@suse.de>
24343 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24344 propagate addresses of array references.
24346 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24348 * regmove.c (perhaps_ends_bb_p): Remove.
24349 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24350 from INSN and check that the main loop stays within that basic block.
24351 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24352 (regmove_forward_pass): Split out from regmove_optimize. Use
24353 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24354 (regmove_backward_pass): Split out from regmove_optimize. Use
24355 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24356 (regmove_optimize): Simplify.
24358 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24361 * config/i386/i386.c (classify_argument): Ignore flexible array
24362 member in struct and warn ABI change.
24364 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24366 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24368 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24369 (ix86_adjust_cost): Updated.
24371 2009-03-29 Jan Hubicka <jh@suse.cz>
24373 PR middle-end/28850
24374 * tree-pass.h (pass_cleanup_eh): New function.
24375 (remove_unreachable_regions): Break code handling RTL
24376 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24377 that can not be reached by runtime.
24378 (can_be_reached_by_runtime): New function.
24379 (label_to_region_map): New function.
24380 (num_eh_regions): New function.
24381 (rtl_remove_unreachable_regions): New function.
24382 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24383 (remove_eh_region): New function.
24384 * except.h: Include sbitmap and vecprim.
24385 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24386 num_eh_regions): Declare.
24387 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24388 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24389 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24390 (tree_empty_eh_handler_p): New function.
24391 (cleanup_empty_eh): New function.
24392 (cleanup_eh): New function.
24393 (pass_cleanup_eh): New function.
24395 2009-03-29 Jan Hubicka <jh@suse.cz>
24397 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24398 for removed regions.
24400 2009-03-29 Jan Hubicka <jh@suse.cz>
24402 * except.c (dump_eh_tree): Dump all datastructures.
24404 2009-03-29 Jan Hubicka <jh@suse.cz>
24406 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24407 (duplicate_eh_regions_1): Likewise.
24408 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24409 vector; call EH verification.
24410 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24411 Be ready for region being removed.
24413 2009-03-29 Jan Hubicka <jh@suse.cz>
24415 * bitmap.c (bitmap_last_set_bit): New function.
24416 * bitmap.h (bitmap_last_set_bit): Declare.
24418 2009-03-29 David Ayers <ayers@fsfe.org>
24421 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24422 by calling objc_compare_types and surpress warnings about
24423 incompatible C pointers that are compatible ObjC pointers.
24425 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24427 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24428 call initialize_inline_failed.
24429 (initialize_inline_failed): Move it from here ...
24430 * cgraph.c (initialize_inline_failed): ... to here.
24431 (cgraph_create_edge): Call initialize_inline_failed rather than
24432 setting inline_failed directly.
24434 2009-03-29 Ben Elliston <bje@au.ibm.com>
24437 * sysv4.opt (msdata): Improve comment.
24438 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24439 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24441 2009-03-29 Ben Elliston <bje@au.ibm.com>
24444 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24445 load and store attributes.
24447 2009-03-29 Ben Elliston <bje@au.ibm.com>
24449 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24450 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24451 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24452 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24453 __builtin_infq and __builtin_huge_valq.
24455 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24457 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24459 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24460 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24462 2009-03-28 Xinliang David Li <davidxl@google.com>
24464 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24465 (do_dbg_cnt): New function.
24467 2009-03-28 Jan Hubicka <jh@suse.cz>
24469 Merge from pretty-ipa:
24471 2009-03-27 Jan Hubicka <jh@suse.cz>
24473 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24474 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24475 * passes.c (function_called_by_processed_nodes_p): New.
24476 * ipa-pure-const.c (check_call): Fix handling of operands.
24477 (analyze_function): Dump debug output for skipped bodies.
24478 (local_pure_const): Use function_called_by_processed_nodes_p.
24479 * dwarf2out.c (reference_to_unused): Use output.
24480 * passes.c (do_per_function_toporder): Likewise.
24482 2008-11-12 Jan Hubicka <jh@suse.cz>
24484 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24485 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24486 state_set_in_source enum
24487 (check_decl): Ignore memory tags; do not set fake looping flags;
24489 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24490 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24491 (check_call, analyze_function): Rewrite.
24493 (add_new_function): Update call of analyze_function.
24494 (generate_summary): Add call of analyze_function.
24495 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24496 (local_pure_const): New function.
24497 (pass_local_pure_const): New pass.
24498 * ipa-inline.c (inline_transform): Set after_inlining.
24499 * tree-eh.c (stmt_can_throw_external): New.
24500 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24501 work with aliasing built.
24502 * tree-flow.h (stmt_can_throw_external): New.
24503 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24504 and local pure/const pass in early and late optimization queue.
24506 2009-03-28 Martin Jambor <mjambor@suse.cz>
24508 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24510 (fold_binary): Allow function decl aligment consideration is the
24511 second argument is integer constant one.
24512 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24513 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24514 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24516 2009-03-28 Jan Hubicka <jh@suse.cz>
24518 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24519 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24520 * function.h (rtl_data): Add nothrow flag.
24521 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24522 set DECL_NOTHROW for AVAILABLE functions.
24524 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24526 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24527 following vector keyword has expansion starting with pixel or bool
24528 keyword, expand vector to __vector and pixel or bool to __pixel or
24532 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24533 warn_if_disallowed_function_p): Removed.
24534 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24535 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24536 warning_if_disallowed_function_p.
24537 * flags.h (warn_if_disallowed_function_p,
24538 warn_disallowed_functions): Removed.
24539 * common.opt (Wdisallowed-function-list=): Removed.
24540 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24542 2009-03-28 Richard Guenther <rguenther@suse.de>
24544 PR tree-optimization/38723
24545 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24548 2009-03-28 Jan Hubicka <jh@suse.cz>
24550 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24551 test introduced by my previous patch.
24553 2009-03-28 Richard Guenther <rguenther@suse.de>
24555 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24556 the PHIs value undefined.
24558 2009-03-28 Jan Hubicka <jh@suse.cz>
24560 * tree-pass.h (pass_fixup_cfg): New pass.
24561 * ipa-inline.c (inline_transform): Set
24562 always_inline_functions_inlined/after_inlining.
24563 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24564 (pass_fixup_cfg): New pass.
24565 * passes.c (init_optimization_passes): Add fixup_cfg.
24567 2009-03-28 Richard Guenther <rguenther@suse.de>
24569 PR tree-optimization/38458
24570 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24571 argument use the arguments copy-of value.
24573 2009-03-28 Richard Guenther <rguenther@suse.de>
24575 PR tree-optimization/38180
24576 * tree-ssa-ccp.c (get_default_value): Simplify.
24577 (likely_value): Likewise.
24578 (surely_varying_stmt_p): Properly handle VOP case.
24579 (ccp_initialize): Likewise.
24580 (ccp_fold): Handle propagating through *&.
24581 (fold_const_aggregate_ref): Also handle decls.
24583 2009-03-28 Jan Hubicka <jh@suse.cz>
24585 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24586 * cgraph.h (cgraph_node): Likewise.
24587 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24588 (cgraph_reset_node): Use process flag.
24589 (cgraph_mark_functions_to_output): Likewise.
24590 (cgraph_expand_function): Likewise.
24591 (cgraph_expand_all_functions): Likewise.
24592 (cgraph_output_in_order): Likewise.
24593 * dwarf2out.c (reference_to_unused): Likewise.
24594 * passes.c do_per_function_toporder): Likewise.
24596 2009-03-28 Jan Hubicka <jh@suse.cz>
24598 Bring from lto-branch:
24600 2008-09-03 Doug Kwan <dougkwan@google.com>
24602 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24603 enums instead of reason strings.
24604 * cgraph.c (cgraph_create_edge): Same.
24605 (cgraph_inline_failed_string): New function.
24606 * cgraph.h (cgraph_inline_failed_t): New enum type.
24607 (cgraph_inline_failed_string): New prototype.
24608 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24609 char pointer to cgraph_inline_failed_t.
24610 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24611 (cgraph_default_inline_p): Ditto.
24612 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24613 to cgraph_inline_failed_t pointer.
24614 * cif-code.def: New file.
24615 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24617 (cgraph_check_inline_limits): Change type of REASON to pointer to
24618 cgraph_inline_failed_t. Replace reason strings with enums.
24619 (cgraph_default_inline_p): Ditto.
24620 (cgraph_recursive_inlining_p): Ditto.
24621 (update_caller_keys): Change type of FAILED_REASON to
24622 cgraph_inline_failed_t.
24623 (cgraph_set_inline_failed): Change type of REASON to pointer to
24624 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24625 convert enums to strings for text output.
24626 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24627 to be of type cgraph_inline_failed_t. Replace reason strings with
24628 enums. Call cgraph_inline_failed_string to covert enums
24629 to strings for text output.
24630 (cgraph_decide_inlining): Replace reason strings with enums.
24631 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24632 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24634 * tree-inline.c (expand_call_inline): Change type of REASON
24635 to cgraph_inline_failed_t. Replace reason strings with enums.
24636 Call cgraph_inline_failed_string for text output.
24637 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24640 2009-03-28 Jan Hubicka <jh@suse.cz>
24642 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24643 cgraph_clone_node): Remove master clone handling.
24644 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24645 * cgraph.h (master_clone): Remove.
24646 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24647 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24648 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24650 2009-03-28 Jan Hubicka <jh@suse.cz>
24652 * cgraph.c (cgraph_function_body_availability): Functions declared
24653 inline are always safe to assume that it is not going to be replaced.
24655 2009-03-28 Richard Guenther <rguenther@suse.de>
24657 PR tree-optimization/38513
24658 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24659 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24660 EXC_PTR_EXPR and FILTER_EXPR.
24661 (get_ref_from_reference_ops): Likewise.
24663 2009-03-28 Richard Guenther <rguenther@suse.de>
24665 PR tree-optimization/38968
24666 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24667 Use FLOOR_MOD_EXPR to compute misalignment.
24669 2009-03-28 Richard Guenther <rguenther@suse.de>
24671 PR tree-optimization/37795
24672 * tree.h (combine_comparisons): Declare.
24673 * fold-const.c (combine_comparisons): Export.
24674 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24676 (ifcombine_iforif): Use combine_comparisons.
24678 2009-03-28 Jan Hubicka <jh@suse.cz>
24680 * tree-eh.c (inlinable_call_p): New function.
24681 (make_eh_edges): Use it.
24682 (verify_eh_edges): Use it.
24683 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24684 * except.c (reachable_next_level): Add inlinable_function argument
24685 (sjlj_find_directly_reachable_regions): Update.
24686 (add_reachable_handler): Do not set saw_any_handlers.
24687 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24688 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24689 Add new inlinable call parameter.
24690 (can_throw_internal, can_throw_external): Update.
24691 * except.h (can_throw_internal_1, can_throw_external_1,
24692 foreach_reachable_handler): Update declaration.
24694 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24696 * config/arm/t-arm-coff, config/h8300/coff.h,
24697 config/i386/i386-aout.h, config/i386/i386-coff.h,
24698 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24699 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24700 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24701 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24702 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24703 sys-types.h: Remove.
24704 * Makefile.in: Remove protoize and fixproto support and references
24706 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24707 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24709 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24710 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24711 unprotoize$(exeext).
24712 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24713 (.PHONY): Don't depend on proto.
24714 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24715 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24716 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24717 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24718 build/gen-protos.o, build/scan.o, xsys-protos.h,
24719 build/fix-header$(build_exeext), build/fix-header.o,
24720 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24721 stmp-install-fixproto): Remove.
24722 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24723 SYSCALLS.c or fixproto files.
24724 (install-common): Don't install protoize.
24725 (install-headers-tar, install-headers-cpio, install-headers-cp):
24726 Don't depend on $(STMP_FIXPROTO).
24727 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24728 install fixproto files or write out fixproto settings.
24729 (uninstall): Don't uninstall protoize.
24730 * config.gcc (use_fixproto): Remove.
24731 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24732 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24733 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24734 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24735 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24736 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24737 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24738 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24739 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24740 * config/t-vxworks (STMP_FIXPROTO): Remove.
24741 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24742 STMP_FIXPROTO): Remove.
24743 * config.in, configure: Regenerate.
24744 * crtstuff.c (gid_t, uid_t): Don't undefine.
24745 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24746 (arm-*-coff, arm-*-aout: Remove target entries.
24747 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24748 Remove mention of AIX 4.1.
24749 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24750 * doc/invoke.texi (Running Protoize): Remove.
24751 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24752 (Protoize Caveats): Remove.
24753 * tsystem.h: Update comments on headers assumed to exist.
24755 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24757 * genautomata.c: Add a new year to the copyright. Add a new
24759 (struct insn_reserv_decl): Add comments for member bypass_list.
24760 (find_bypass): Remove.
24761 (insert_bypass): New.
24762 (process_decls): Use insert_bypass.
24763 (output_internal_insn_latency_func): Output all bypasses with the
24764 same input insn in one switch case.
24766 * rtl.def (define_bypass): Describe bypass choice.
24767 * doc/md.texi (define_bypass): Ditto.
24769 2009-03-27 Richard Guenther <rguenther@suse.de>
24771 * gimplify.c (mark_addressable): Export.
24772 * tree-flow.h (mark_addressable): Declare.
24773 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24774 * tree-ssa.c (verify_phi_args): Verify that address taken
24775 variables have TREE_ADDRESSABLE set.
24777 2009-03-27 Richard Guenther <rguenther@suse.de>
24779 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24780 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24781 Do not mark decls TREE_ADDRESSABLE.
24782 (build_fold_addr_expr): Adjust.
24783 (fold_addr_expr): Remove.
24784 (fold_unary): Use build_fold_addr_expr.
24785 (fold_comparison): Likewise.
24786 (split_address_to_core_and_offset): Likewise.
24787 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24789 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24790 (gimplify_modify_expr_to_memcpy): Mark source and destination
24792 * omp-low.c (create_omp_child_function): Mark the object decl
24794 (lower_rec_input_clauses): Mark the var we take the address of
24796 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24798 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24800 PR middle-end/39315
24801 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24802 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24804 2009-03-27 Richard Guenther <rguenther@suse.de>
24806 PR tree-optimization/39120
24807 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24809 (handle_lhs_call): Process return constraints. Add escape
24810 constraints if necessary.
24811 (handle_const_call): Fill out return constraints. Make nested
24812 case more precise. Avoid consttmp if possible.
24813 (handle_pure_call): Fill out return constraints. Avoid
24814 callused if possible.
24815 (find_func_aliases): Simplify call handling.
24817 2009-03-27 Richard Guenther <rguenther@suse.de>
24819 PR tree-optimization/39120
24820 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24821 as a representative.
24822 (solve_graph): Do propagate CALLUSED.
24823 (handle_pure_call): Use a scalar constraint from CALLUSED for
24825 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24828 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24831 * c-common.c (handle_aligned_attribute): Properly check alignment
24832 overflow. Use (1U << i) instead of (1 << i).
24834 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24836 * expr.h (get_mem_align_offset): Updated.
24838 * tree.h (tree_decl_common): Change align to "unsigned int" and
24839 move it before pointer_alias_set.
24841 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24842 Jakub Jelinek <jakub@redhat.com>
24845 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24846 gr_register_operand with gr_reg_or_0_operand.
24847 (cmpxchg_rel_di): Likewise.
24848 (sync_lock_test_and_set<mode>): Likewise.
24850 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24852 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24853 (true_regnum): Likewise.
24855 * rtlanal.c (subreg_info): Moved to ...
24856 * rtl.h (subreg_info): Here. New.
24857 (subreg_get_info): New.
24859 * rtlanal.c (subreg_get_info): Make it extern.
24861 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24864 * config/i386/i386.c (ix86_abi): New.
24865 (override_options): Handle -mabi=.
24866 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
24867 (ix86_call_abi_override): Likewise.
24868 (init_cumulative_args): Likewise.
24869 (function_arg_advance): Likewise.
24870 (function_arg_64): Likewise.
24871 (function_arg): Likewise.
24872 (ix86_pass_by_reference): Likewise.
24873 (ix86_function_value_regno_p): Likewise.
24874 (ix86_build_builtin_va_list_abi): Likewise.
24875 (setup_incoming_varargs_64): Likewise.
24876 (is_va_list_char_pointer): Likewise.
24877 (ix86_init_machine_status): Likewise.
24878 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
24879 (ix86_function_type_abi): Return enum calling_abi. Rewrite
24880 for 64bit. Replace DEFAULT_ABI with ix86_abi.
24881 (ix86_function_abi): Make it static and return enum calling_abi.
24882 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
24884 (ix86_fn_abi_va_list): Updated.
24886 * config/i386/i386.h (ix86_abi): New.
24887 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
24888 (CONDITIONAL_REGISTER_USAGE): Likewise.
24889 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
24890 (machine_function): Likewise.
24892 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
24894 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
24895 (STACK_BOUNDARY): Likewise.
24896 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
24898 * config/i386/i386.opt (mabi=): New.
24900 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
24901 return enum calling_abi.
24902 (ix86_function_type_abi): Likewise.
24903 (ix86_function_abi): Removed.
24905 * doc/invoke.texi: Document -mabi= option for x86.
24907 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24909 * builtins.c (real_dconstp): Delete.
24910 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
24912 2009-03-27 Dodji Seketeli <dodji@redhat.com>
24913 Jakub Jelinek <jakub@redhat.com>
24916 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
24917 (gen_subprogram_die): When a function is explicit, generate the
24918 DW_AT_explicit attribute.
24919 * langhooks.h (struct lang_hooks_for_decls): Add
24920 function_decl_explicit_p langhook.
24921 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
24922 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
24924 2009-03-27 Jakub Jelinek <jakub@redhat.com>
24926 * builtins.c (fold_builtin_memory_op): Optimize memmove
24927 into memcpy if we can prove source and destination don't overlap.
24929 * tree-inline.c: Include gt-tree-inline.h.
24930 (clone_fn_id_num): New variable.
24931 (clone_function_name): New function.
24932 (tree_function_versioning): Use it.
24933 * Makefile.in (GTFILES): Add tree-inline.c.
24935 2009-03-27 Mark Mitchell <mark@codesourcery.com>
24937 * BASE-VER: Change to 4.5.0.
24939 2009-03-27 Xinliang David Li <davidxl@google.com>
24941 PR tree-optimization/39557
24942 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
24944 2009-03-27 Xinliang David Li <davidxl@google.com>
24946 PR tree-optimization/39548
24947 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
24950 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24952 * c-common.c (pointer_int_sum): Use %wd on return from
24955 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24957 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
24958 on return from tree_low_cst.
24960 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
24963 * ginclude/stdarg.h (va_copy): Define also for
24964 __GXX_EXPERIMENTAL_CXX0X__.
24966 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24969 * builtins.h (c_strlen): Do not warn here.
24970 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24971 * c-common.c (pointer_int_sum): Take an explicit location.
24972 Warn about offsets out of bounds.
24973 * c-common.h (pointer_int_sum): Adjust declaration.
24975 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24977 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
24980 2009-03-26 Jakub Jelinek <jakub@redhat.com>
24983 * opts.c (warn_if_disallowed_function_p): Don't assume
24984 get_callee_fndecl must return non-NULL.
24986 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
24988 PR rtl-optimization/39522
24989 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
24990 when reg_reloaded_valid is set.
24992 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24994 * config/spu/divv2df3.c: New file.
24995 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
24996 (DPBIT_FUNCS): Filter out _div_df.
24998 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25000 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25001 a jump insn, count that jump in the distance to the loop start.
25003 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25006 * config/sh/sh.c (calc_live_regs): Fix condition for global
25007 registers except PIC_OFFSET_TABLE_REGNUM.
25009 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25012 * doc/invoke.texi (-mconsole): New.
25014 (-mno-cygwin): New.
25016 (-mnop-fun-dllimport): New.
25020 (sub section "i386 and x86-64 Windows Options"): New.
25022 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25024 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25025 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25027 2009-03-25 Richard Guenther <rguenther@suse.de>
25029 PR middle-end/39497
25030 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25033 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25035 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25036 neither of haifa/selective schedulers are working.
25038 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25040 * doc/invoke.texi (Debugging Options): Fix description of
25041 -fno-merge-debug-strings.
25043 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25045 * config/cris/libgcc.ver: New version-script.
25046 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25048 * configure.ac <GAS features, nop mnemonic>: Add pattern
25049 crisv32-*-* for "nop".
25050 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25051 * configure: Regenerate.
25053 2009-03-24 Ira Rosen <irar@il.ibm.com>
25055 PR tree-optimization/39529
25056 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25057 mark_sym_for_renaming for the tag copied to the new vector
25060 2009-03-24 Arthur Loiret <aloiret@debian.org>
25062 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25063 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25064 EXTRA_SPEC_FUNCTIONS.
25065 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25066 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25067 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25068 -march and -mtune options.
25070 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25072 * config/m68k/t-rtems: Add m5329 multilib.
25074 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25075 Jakub Jelinek <jakub@redhat.com>
25078 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25081 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25084 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25085 instead of c_parser_expression_conv, if original_code isn't one of the
25086 4 allowed comparison codes, fail.
25088 2009-03-23 Richard Guenther <rguenther@suse.de>
25090 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25091 * tree.h (struct tree_type): Likewise.
25092 * reload.h (struct insn_chain): Likewise.
25093 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25094 * function.h (struct function): Likewise.
25095 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25097 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25099 PR tree-optimization/39516
25100 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25102 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25104 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25105 should be set true if BITS_PER_WORD of target is bigger than 32
25107 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25109 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25110 Translate -B-options to -rpath-link. Correct existing
25111 rpath-link and conditionalize on !nostdlib.
25113 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25115 * doc/extend.texi (Function Attributes, Variable Attributes):
25117 * doc/invoke.texi (Debugging Options, Optimize Options)
25118 (i386 and x86-64 Options, MCore Options): Likewise.
25120 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25123 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25124 it for block local namespace aliases.
25125 (gen_decl_die): Pass context_die to gen_namespace_die.
25127 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25130 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25131 minimum or maximum value.
25133 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25135 * reginfo.c (globalize_reg): Recompute derived reg sets.
25137 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25140 * libgcc2.c (mprotect): Do not use signed arguments for
25141 VirtualProtect, use DWORD arguments. Also fix the 'may
25142 be used uninitialized' warning for the np variable.
25144 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25147 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25148 functions using regparm calling conventions when not optimizing.
25149 (ix86_function_sseregparm): Similarly for sseregparm calling
25152 2009-03-19 Li Feng <nemokingdom@gmail.com>
25154 PR middle-end/39500
25155 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25156 dependence if the first conflict is after niter iterations.
25158 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25160 PR middle-end/38609
25161 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25162 functions with dynamic stack-pointer adjustments.
25164 2009-03-19 Ben Elliston <bje@au.ibm.com>
25166 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25167 option; change to -msdata=data.
25169 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25171 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25174 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25177 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25179 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25181 * doc/invoke.texi (Code Gen Options): Expand discussion of
25184 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25186 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25187 * matrix-reorg.c (struct matrix_info): Likewise.
25188 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25189 * rtl.h (struct mem_attrs): Likewise.
25190 * df.h (struct df): Likewise.
25191 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25192 * ira-int.h (struct ira_allocno): Likewise.
25193 * df-scan.c (struct df_collection_rec): Likewise.
25194 * ira.c (struct equivalence): Likewise.
25195 * function.c (struct temp_slot): Likewise.
25196 * cfgloop.h (struct loop): Likewise.
25199 * function.c (use_register_for_decl): When not optimizing, disregard
25200 register keyword for variables with types containing methods.
25202 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25204 PR middle-end/39447
25205 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25206 (is_simple_operand): Call contains_component_ref_p before calling data
25207 reference analysis that would fail on COMPONENT_REFs.
25209 * tree-vrp.c (search_for_addr_array): Fix formatting.
25211 2009-03-18 Richard Guenther <rguenther@suse.de>
25213 * tree-vect-transform.c (vect_loop_versioning): Fold the
25214 generated comparisons.
25215 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25216 (slpeel_tree_peel_loop_to_edge): Likewise.
25218 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25220 PR middle-end/37805
25221 * opts.c (print_specific_help): In addition to `undocumented',
25222 accept `separate' and `joined' flags if passed alone. Describe
25223 output by the first matched one of those.
25224 (common_handle_option): Skip over empty strings.
25225 * gcc.c (display_help): Fix help string for `--help='.
25226 * doc/invoke.texi (Option Summary, Overall Options): With
25227 `--help=', classes and qualifiers can both be repeated, but
25228 only the latter can be negated. One should not pass only
25229 negated qualifiers. Fix markup and examples.
25232 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25233 PR middle-end/37805
25234 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25235 and -fhelp=separate.
25237 2009-03-17 Jing Yu <jingyu@google.com>
25239 PR middle-end/39378
25240 * function.h (struct rtl_data): Move is_thunk from here...
25241 (struct function): ...to here.
25242 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25243 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25245 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25247 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25248 (alpha_output_function_end_prologue): Likewise.
25249 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25250 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25251 (rs6000_output_function_epilogue): Likewise.
25252 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25254 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25257 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25258 from different units in a single alternative.
25259 (*truncdfsf_i387): Ditto.
25260 (*truncxfsf2_mixed): Ditto.
25261 (*truncxfdf2_mixed): Ditto.
25263 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25265 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25266 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25269 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25270 unused non-artificial variables when not optimizing.
25273 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25274 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25275 NAMESPACE_DECL in its DECL_INITIAL.
25277 PR middle-end/39443
25278 * optabs.c (set_user_assembler_libfunc): New function.
25279 * expr.h (set_user_assembler_libfunc): New prototype.
25280 * c-common.c: Include libfuncs.h.
25281 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25282 for memcmp, memset, memcpy, memmove and abort.
25283 * Makefile.in (c-common.o): Depend on libfuncs.h.
25286 * dwarf2out.c (gen_inlined_enumeration_type_die,
25287 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25288 gen_tagged_type_instantiation_die): Removed.
25289 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25292 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25295 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25297 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25298 (check-parallel-%): Ditto.
25299 (check-consistency): Ditto.
25301 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25303 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25304 local variable rhs by NULL_TREE.
25306 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25309 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25311 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25314 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25316 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25319 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25320 for ms->sysv ABI calls only in 64bit mode.
25322 * config/i386/i386.md (untyped_call): Support 32bit.
25324 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25326 * doc/extend.texi: Replace x86_65 with x86_64.
25328 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25330 PR tree-optimization/39455
25331 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25332 mismatches for POINTER_TYPE_P (type).
25333 (number_of_iterations_le): Likewise.
25335 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25337 * config/picochip/picochip.c: Removed profiling support.
25338 * config/picochip/picochip.md: Removed profiling instruction.
25339 * config/picochip/picochip.h: Removed profiling builtin.
25341 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25343 * doc/install.texi (--with-host-libstdcxx): Document.
25345 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25348 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25349 generate a warning if the function name does not begin with
25350 "__vector" and the function has either the 'signal' or 'interrupt'
25351 attribute, from here to ...
25352 (avr_declare_function_name): ...here. New function.
25353 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25354 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25356 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25359 * cse.c (fold_rtx): Don't modify original const_arg1 when
25360 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25361 separate variable instead.
25362 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25363 from out of range shift counts.
25364 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25366 2009-03-13 Catherine Moore <clm@codesourcery.com>
25368 * config/i386/x-mingw32 (host-mingw32.o): Replace
25369 diagnostic.h with $(DIAGNOSTIC_H).
25371 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25374 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25376 * config/i386/sync.md (sync_compare_and_swap<mode>,
25377 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25378 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25380 (sync_double_compare_and_swapdi_pic,
25381 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25382 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25384 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25387 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25389 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25392 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25393 (avx_addsubv4df3): Likewise.
25394 (*avx_addsubv4sf3): Likewise.
25395 (sse3_addsubv4sf3): Likewise.
25397 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25400 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25402 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25405 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25406 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25407 registers for allocnos created from user-defined variables.
25409 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25412 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25413 of non-integer mode as well.
25415 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25417 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25418 for functions for which the parameter types are unknown.
25420 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25423 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25424 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25425 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25426 * config/i386/i386.c (ix86_local_alignment): For
25427 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25428 long long variables on the stack to avoid dynamic realignment.
25429 Allow the first argument to be a decl rather than type.
25430 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25432 2009-03-11 Nick Clifton <nickc@redhat.com>
25435 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25437 Add description to mno-lsim option.
25438 * config/mcore/mcore.h: Remove comment about deprecated m4align
25440 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25441 * doc/invoke.texi: Add description of mno-lsim and
25442 mstack-increment options.
25444 * config/fr30/fr30.opt: Document the -mno-lsim option.
25445 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25446 and -mno-lsim options.
25448 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25450 * fold-const.c (fold_comparison): Only call fold_inf_compare
25451 if the mode supports infinities.
25453 2009-03-11 Jason Merrill <jason@redhat.com>
25456 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25457 end already did. Notice GIMPLE_CALL modifications of the result.
25458 Don't copy debug information from an ignored decl or a decl from
25461 2009-03-10 Richard Guenther <rguenther@suse.de>
25462 Nathan Froyd <froydnj@codesourcery.com>
25464 PR middle-end/37850
25465 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25466 (__divMODE3): Likewise.
25468 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25470 PR tree-optimization/39394
25471 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25472 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25474 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25476 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25477 inline asms for register asm ("") declarations.
25479 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25481 * fold-const.c (fold_unary): Fix comment.
25483 2009-03-07 Jan Hubicka <jh@suse.cz>
25486 * tree-inline.c (setup_one_parameter): Do replacement of const
25487 argument by constant in SSA form.
25489 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25491 PR middle-end/38028
25492 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25493 determine alignment passed to assign_stack_local.
25494 (assign_parms_unsplit_complex): Likewise.
25495 * except.c (sjlj_build_landing_pads): Likewise.
25497 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25499 PR middle-end/39360
25500 * tree-flow.h (add_referenced_var): Return bool instead of void.
25501 * tree-dfa.c (add_referenced_var): Return result of
25502 referenced_var_check_and_insert call.
25503 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25504 of referenced_var_check_and_insert.
25507 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25508 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25509 DIE, don't emit it if abstract origin already has it.
25510 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25511 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25513 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25515 * genpreds.c (needs_variable): Fix parentheses at variable name
25517 (write_tm_constrs_h): Indent generated code.
25519 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25521 * doc/extend.texi (Function Attributes): Add documentation
25522 for isr attributes.
25524 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25527 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25528 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25530 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25532 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25535 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25538 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25539 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25541 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25543 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25544 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25545 constants instead of magic numbers.
25546 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25548 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25549 (x86_64_ms_abi_int_parameter_registers): Ditto.
25550 (x86_64_int_return_registers): Ditto.
25551 (ix86_maybe_switch_abi): Ditto.
25552 (ix86_expand_call): Ditto for clobbered_registers array.
25553 (ix86_hard_regno_mode_ok): Ditto.
25554 (x86_extended_QIreg_mentioned_p): Ditto.
25556 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25558 PR tree-optimization/39349
25559 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25561 * combine.c (gen_lowpart_for_combine): Use omode when generating
25564 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25566 PR rtl-optimization/39235
25567 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25569 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25571 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25573 2009-03-04 Richard Guenther <rguenther@suse.de>
25575 PR tree-optimization/39362
25576 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25577 that occur in abnormal PHIs should be varying.
25579 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25581 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25583 (simple_iv): Take loop as an argument instead of statement.
25584 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25585 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25587 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25589 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25590 * matrix-reorg.c (analyze_transpose): Ditto.
25591 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25592 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25593 * tree-predcom.c (ref_at_iteration): Ditto.
25594 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25596 2009-03-04 Richard Guenther <rguenther@suse.de>
25598 PR tree-optimization/39358
25599 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25600 escaped_id and callused_id.
25601 (solve_graph): Likewise.
25603 2009-03-04 Richard Guenther <rguenther@suse.de>
25605 PR tree-optimization/39339
25606 * tree-sra.c (try_instantiate_multiple_fields): Make it
25607 no longer ICE on the above.
25609 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25611 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25612 that fits within Pmode.
25614 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25616 PR middle-end/10109
25617 * tm.texi (LIBCALL_VALUE): Update description.
25619 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25621 PR middle-end/34443
25622 * doc/extend.texi (section): Update description.
25624 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25626 PR middle-end/39345
25627 * tree-inline.c (remapped_type): New.
25628 (can_be_nonlocal): Call remapped_type instead of remap_type.
25630 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25633 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25634 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25636 2009-03-03 Richard Guenther <rguenther@suse.de>
25638 PR middle-end/39272
25639 * tree.c (tree_nonartificial_location): New function.
25640 * tree.h (tree_nonartificial_location): Declare.
25641 * builtins.c (expand_builtin_memory_chk): Provide location
25642 of the call location for artificial function pieces.
25643 (maybe_emit_chk_warning): Likewise.
25644 (maybe_emit_sprintf_chk_warning): Likewise.
25645 (maybe_emit_free_warning): Likewise.
25646 * expr.c (expand_expr_real_1): Likewise.
25648 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25650 PR tree-optimization/39343
25651 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25652 COMPONENT_REF t has ARRAY_TYPE.
25654 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25656 PR middle-end/39335
25657 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25658 when the type precision of the induction variable should be
25659 larger than the type precision of nit.
25660 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25661 * graphite.c (graphite_loop_normal_form): Same.
25662 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25664 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25666 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25667 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25668 numbers to describe clobbered registers.
25669 (*call_value_0_rex64_ms_sysv): Ditto.
25670 * config/i386/mmx.md (mmx_emms): Ditto.
25671 (mmx_femms): Ditto.
25673 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25675 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25678 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25680 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25681 (spu_section_type_flags): New function.
25683 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25685 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25686 reg_class_contents of FLOAT_REGS into a temporary.
25688 2009-03-02 Richard Guenther <rguenther@suse.de>
25689 Ira Rosen <irar@il.ibm.com>
25691 PR tree-optimization/39318
25692 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25693 information to the vectorized statement.
25695 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25697 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25698 variable. Use defined names instead of magic constants for REX SSE
25701 2009-03-01 Richard Guenther <rguenther@suse.de>
25703 PR tree-optimization/39331
25704 * omp-low.c (lower_send_shared_vars): Do not receive new
25705 values for the reference of DECL_BY_REFERENCE parms or results.
25707 2009-03-01 Jan Hubicka <jh@suse.cz>
25710 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25711 BLOCK_NONLOCALIZED_VAR): New macros.
25712 (tree_block): Add nonlocalized_vars.
25713 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25714 gen_decl_die): Add origin argument. Allow generation of die with
25715 origin at hand only.
25716 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25717 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25719 (gen_block_die): Fix checking for unused blocks.
25720 (process_scope_var): Break out from .... ; work with origins only.
25721 (decls_for_scope) ... here; process nonlocalized list.
25722 (dwarf2out_ignore_block): Look for nonlocalized vars.
25723 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25725 (dump_scope_block): Dump them.
25726 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25727 (remap_block): Likewise.
25728 (can_be_nonlocal): New predicate.
25729 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25731 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25733 * configure: Regenerate.
25735 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25737 * optc-gen.awk: No need to duplicate option flags twice.
25738 Reuse help texts for duplicate options which do not have any.
25740 * gcc.c (display_help): Document --version.
25742 * gcc.c (main): If print_help_list and verbose_flag, ensure
25743 driver output comes before subprocess output.
25745 * optc-gen.awk: Assign all remaining fields to help string,
25746 space-separated, for multi-line help in *.opt.
25748 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25749 -Wno-pedantic-ms-format is for MinGW targets only.
25751 * doc/options.texi (Option file format): Fix bad indentation,
25752 restoring dropped sentence.
25754 2009-02-28 Jan Hubicka <jh@suse.cz>
25756 * tree-inline.c (tree_function_versioning): Output debug info.
25758 2009-02-28 Jan Hubicka <jh@suse.cz>
25761 * tree-inline.c (setup_one_parameter): Do not copy propagate
25762 arguments when not optimizing.
25764 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25767 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25768 (avx_addsubv4df3): Likewise.
25769 (*avx_addsubv4sf3): Likewise.
25770 (sse3_addsubv4sf3): Likewise.
25771 (*avx_addsubv2df3): Likewise.
25772 (sse3_addsubv2df3): Likewise.
25773 (avx_unpckhps256): Correct item selectors.
25774 (avx_unpcklps256): Likewise.
25775 (avx_unpckhpd256): Likewise.
25776 (avx_unpcklpd256): Likewise.
25778 2009-02-28 Jan Hubicka <jh@suse.cz>
25780 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25782 (copy_arguments_for_versioning): If var is declared don't declare it.
25783 (tree_function_versioning): First setup substitutions and then copy
25786 2009-02-27 Jan Hubicka <jh@suse.cz>
25789 * cgraph.h (varpool_output_debug_info): Remove.
25790 * cgraphunit.c (varpool_output_debug_info): Remove.
25791 * dwarf2out.c (deferred_locations_struct): New struct
25792 (deferred_locations): New type.
25793 (deferred_locations_list): New static var.
25794 (deffer_location): New function.
25795 (gen_variable_die): Use it.
25796 (decls_for_scope): Output info on local static vars.
25797 (dwarf2out_finish): Process deferred locations.
25798 * varpool.c (varpool_output_debug_info): Remove.
25800 2009-02-27 Jan Hubicka <jh@suse.cz>
25803 * tree.h (TREE_PROTECTED): Fix comment.
25804 (BLOCK_HANDLER_BLOCK): Remove.
25805 (struct tree_block): Remove handler_block add body_block.
25806 (inlined_function_outer_scope_p): New.
25807 (is_body_block): Remove.
25808 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25809 * dwarf2out.c (is_inlined_entry_point): Remove.
25810 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25811 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25813 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25814 * gimplify.c (gimplify_expr): Gimplify body blocks.
25815 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25816 block with multiple subblocks.
25817 (dump_scope_block): Prettier output; dump more flags and info.
25818 (dump_scope_blocks): New.
25819 (remove_unused_locals): Use dump_scope_blocks.
25820 * tree-flow.h (dump_scope_blocks): Declare.
25821 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25822 * stmt.c (is_body_block): Remove.
25823 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25824 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25826 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25828 PR middle-end/39308
25829 * graphite.c (graphite_loop_normal_form): Do not call
25830 number_of_iterations_exit from a gcc_assert.
25832 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25834 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25835 jumps if COND is NULL.
25836 (find_cond_jump): New function.
25837 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25838 * config/s390/s390.md: Remove z10_cobra attribute value.
25840 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25842 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25843 force_const_mem returns NULL_RTX.
25845 2009-02-26 Jan Hubicka <jh@suse.cz>
25848 * cgraph.h (varpool_output_debug_info): Remove.
25849 * cgraphunit.c (varpool_output_debug_info): Remove.
25850 * dwarf2out.c (deferred_locations_struct): New struct
25851 (deferred_locations): New type.
25852 (deferred_locations_list): New static var.
25853 (deffer_location): New function.
25854 (gen_variable_die): Use it.
25855 (decls_for_scope): Output info on local static vars.
25856 (dwarf2out_finish): Process deferred locations.
25857 * varpool.c (varpool_output_debug_info): Remove.
25859 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
25861 PR rtl-optimization/39241
25862 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
25863 to subreg_offset_representable_p.
25865 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25867 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
25868 execute function prototype. Get f and nregs from max_reg_num
25869 and get_insns. Remove the first backward pass as it's dead,
25870 guard the forward pass by flag_expensive_optimizations.
25871 (rest_of_handle_regmove): Delete.
25872 (pass_regmove): Replace it with regmove_optimize.
25874 2009-02-25 Martin Jambor <mjambor@suse.cz>
25876 PR tree-optimization/39259
25877 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
25878 calls_alloca function flags.
25879 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
25880 calls are detected.
25882 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25884 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
25885 flags_set_1_rtx, flags_set_1_set): Delete.
25886 (regmove_optimize): Do not call mark_flags_life_zones.
25888 2009-02-24 Julian Brown <julian@codesourcery.com>
25891 * config/arm/arm.c (require_pic_register): Only set
25892 cfun->machine->pic_reg once per function.
25894 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
25896 * doc/invoke.texi (Link Options): Document an easier way to pass
25897 options that take arguments to the GNU linker using -Xlinker and -Wl.
25899 2009-02-24 Steve Ellcey <sje@cup.hp.com>
25902 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
25904 2009-02-24 Richard Guenther <rguenther@suse.de>
25907 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
25909 2009-02-24 Richard Guenther <rguenther@suse.de>
25910 Zdenek Dvorak <ook@ucw.cz>
25912 PR tree-optimization/39233
25913 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
25914 from converting them to a generic type.
25916 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
25918 PR tree-optimization/39260
25919 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
25920 contains a condition with a real type.
25921 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
25923 2009-02-23 Jason Merrill <jason@redhat.com>
25926 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
25927 narrowing_initializer_constant_valid_p.
25928 (narrowing_initializer_constant_valid_p): Don't return
25929 null_pointer_node for adding a pointer to itself.
25931 2009-02-23 Jan Hubicka <jh@suse.cz>
25934 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
25937 2009-02-23 Jan Hubicka <jh@suse.cz>
25939 PR tree-optimization/37709
25940 * tree.c (block_ultimate_origin): Move here from dwarf2out.
25941 * tree.h (block_ultimate_origin): Declare.
25942 * dwarf2out.c (block_ultimate_origin): Move to tree.c
25943 * tree-ssa-live.c (remove_unused_scope_block_p):
25944 Eliminate blocks containig no instructions nor live variables nor
25946 (dump_scope_block): New function.
25947 (remove_unused_locals): Enable removal of dead blocks by default;
25948 enable dumping at TDF_DETAILS.
25950 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25952 * config/i386/i386.c (classify_argument): Don't allow COImode
25954 (function_arg_advance_32): Don't allow OImode.
25955 (function_arg_32): Likewise.
25956 (function_value_32): Likewise.
25957 (return_in_memory_32): Likewise.
25958 (function_arg_64): Remove OImode comment.
25960 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25963 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
25964 ix86_expand_vector_set for V4DImode in 64bit mode only.
25965 (ix86_expand_vector_init_one_var): Likewise.
25967 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
25969 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
25971 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25974 * loop-iv.c: Revert last change.
25975 * emit-rtl.c: Likewise.
25977 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25980 * config/i386/i386.c (type_natural_mode): Remove an extra
25981 space in the warning message.
25982 (function_value_32): Handle 32-byte vector modes.
25983 (return_in_memory_32): Likewise.
25985 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25987 * loop-iv.c (truncate_value): New function.
25988 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
25990 (lowpart_subreg): Move to...
25991 * emit-rtl.c: ...here.
25993 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
25995 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
25996 accidental and undocumented change at revision 140860.
25998 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26000 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26001 take gimple_seq * arguments.
26002 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26003 types_compatible_p langhook.
26005 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26006 Joseph Myers <joseph@codesourcery.com>
26008 * config/arm/arm.c (arm_builtin_va_list): New function.
26009 (arm_expand_builtin_va_start): Likewise.
26010 (arm_gimplify_va_arg_expr): Likewise.
26011 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26012 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26013 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26014 (va_list_type): New variable.
26015 (arm_mangle_type): Mangle va_list_type appropriately.
26017 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26019 PR middle-end/39157
26020 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26021 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26022 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26023 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26024 parameter to 1000 for -O1 by default.
26025 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26027 * loop-invariant.c: Include params.h.
26028 (move_loop_invariants): Don't call move_single_loop_invariants on
26031 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26033 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26034 offset when calculating bounds for indexing stack_usage_map. Fixes
26035 a buffer overflow with certain target setups.
26037 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26040 * calls.c (expand_call): Clear try_tail_call if caller and callee
26041 disagree in promotion of function return value.
26043 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26046 * c-common.c (c_determine_visibility): If visibility changed and
26047 DECL_RTL has been already set, call make_decl_rtl to update symbol
26050 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26053 * varasm.c (assemble_variable): Don't check DECL_NAME when
26054 globalizing a variable.
26056 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26059 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26060 expression before any __builtin_trap call.
26061 * c-typeck.c (build_function_call): Convert and check function
26062 arguments before generating a call to a trap. Evaluate the
26063 function arguments before the trap.
26065 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26068 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26069 (UNSPEC_FXAM_MEM): New unspec.
26070 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26071 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26072 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26074 2009-02-19 Richard Guenther <rguenther@suse.de>
26076 PR tree-optimization/39207
26077 PR tree-optimization/39074
26078 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26079 storedanything_tree): New.
26080 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26081 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26082 (build_succ_graph): Add edges from STOREDANYTHING to all
26084 (init_base_vars): Initialize STOREDANYTHING.
26085 (compute_points_to_sets): Free substitution info after
26086 building the succ graph.
26087 (ipa_pta_execute): Likewise.
26089 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26091 (do_ds_constraint): Do not add to special var or non-pointer
26093 (type_could_have_pointers): Split out from ...
26094 (could_have_pointers): ... here. For arrays use the element type.
26095 (create_variable_info_for): Initialize may_have_pointers.
26096 (new_var_info): Likewise.
26097 (handle_lhs_call): Make the HEAP variable unknown-sized.
26098 (intra_create_variable_infos): Use a type with pointers for
26099 PARM_NOALIAS, make it unknown-sized.
26101 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26104 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26106 2009-02-18 Jason Merrill <jason@redhat.com>
26109 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26110 value if DECL_EXTERNAL.
26111 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26112 * target.h (gcc_target::binds_local_p): Clarify "module".
26113 * tree.h (TREE_PUBLIC): Clarify "module".
26115 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26118 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26119 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26121 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26124 * c.opt (Wabi): Support C and ObjC.
26127 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26129 * config/i386/i386.c (classify_argument): Warn once about the ABI
26130 change when passing union with long double.
26132 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26134 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26137 * c-parser.c (c_parser_compound_statement): Always enter and leave
26140 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26143 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26145 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26147 PR tree-optimization/36922
26148 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26149 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26152 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26154 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26157 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26159 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26161 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26163 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26166 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26167 Richard Sandiford <rdsandiford@googlemail.com>
26169 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26170 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26171 (loongson_biadd): ...this.
26173 2009-02-17 Richard Guenther <rguenther@suse.de>
26175 PR tree-optimization/39202
26176 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26177 a var make sure to follow existing collapses.
26179 2009-02-17 Richard Guenther <rguenther@suse.de>
26181 PR middle-end/39214
26182 * langhooks.c (lhd_print_error_function): Check for NULL block.
26184 2009-02-17 Richard Guenther <rguenther@suse.de>
26186 PR tree-optimization/39204
26187 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26190 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26192 * config/soft-fp/double.h: Update from glibc CVS.
26194 2009-02-17 Richard Guenther <rguenther@suse.de>
26196 PR tree-optimization/39207
26197 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26198 strict-aliasing warnings for pointers pointing to NULL.
26200 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26203 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26204 skipping until next close brace.
26206 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26209 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26210 to function argument boundary.
26212 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26214 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26215 in the lea_add. Reload eventually constraints it properly.
26216 * config/picochip/constraints.md: Remove the target constraint
26217 "b", since it is not needed anymore.
26219 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26221 * gthr-dce.h: Uglify function parameter and local variable names.
26222 * gthr-gnat.h: Likewise.
26223 * gthr-mipssde.h: Likewise.
26224 * gthr-nks.h: Likewise.
26225 * gthr-posix95.h: Likewise.
26226 * gthr-posix.h: Likewise.
26227 * gthr-rtems.h: Likewise.
26228 * gthr-single.h: Likewise.
26229 * gthr-solaris.h: Likewise.
26230 * gthr-tpf.h: Likewise.
26231 * gthr-vxworks.h: Likewise.
26232 * gthr-win32.h: Likewise.
26234 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26237 * config/i386/i386.md: Restrict the new peephole2 to move
26238 between MMX/SSE registers.
26240 2009-02-15 Richard Guenther <rguenther@suse.de>
26243 2009-02-13 Richard Guenther <rguenther@suse.de>
26245 * configure.ac: Enable LFS.
26246 * configure: Re-generate.
26247 * config.in: Likewise.
26249 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26251 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26252 spu_srqwbyte, spu_srqwbytebc): Define.
26253 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26254 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26255 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26256 "shrqby_<mode>"): New insn-and-split patterns.
26257 * config/spu/spu.c (expand_builtin_args): Determine and return
26258 number of operands using spu_builtin_description data.
26259 (spu_expand_builtin_1): Use it.
26261 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26264 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26267 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26270 * config/i386/i386.c (override_options): Correct warning
26271 messages for -malign-loops, -malign-jumps and -malign-functions.
26273 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26276 * config/i386/i386.md: Restrict the new peephole2 to move
26277 between the general purpose registers.
26279 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26282 * config/i386/i386.c (type_natural_mode): Add a new argument.
26283 Return the original mode and warn ABI change if vector size is 32byte.
26284 (function_arg_advance): Updated.
26285 (function_arg): Likewise.
26286 (ix86_function_value): Likewise.
26287 (ix86_return_in_memory): Likewise.
26288 (ix86_sol10_return_in_memory): Likewise.
26289 (ix86_gimplify_va_arg): Likewise.
26290 (function_arg_32): Don't warn ABX ABI change here.
26291 (function_arg_64): Likewise.
26293 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26295 * loop-iv.c (implies_p): In the final case, test that operands 0
26296 of the two comparisons match.
26298 * config/bfin/bfin.c (find_prev_insn_start): New function.
26299 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26300 (find_next_insn_start): Move.
26302 2009-02-13 Richard Guenther <rguenther@suse.de>
26304 * configure.ac: Enable LFS.
26305 * configure: Re-generate.
26306 * config.in: Likewise.
26308 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26311 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26312 sizes on syntax error after some arguments have been parsed.
26314 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26316 * doc/invoke.texi (-fira): Remove.
26318 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26320 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26321 * recog.c: Likewise.
26324 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26326 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26327 (umul_ppmm): Likewise.
26328 (count_leading_zeros): Likewise.
26329 (count_trailing_zeros): Likewise.
26330 (UMUL_TIME): Likewise.
26332 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26334 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26335 soft-fp/t-softfp to tmake_file.
26337 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26338 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26339 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26340 IA64_BUILTIN_INFQ]: New.
26341 (ia64_init_builtins): Initialize __builtin_infq,
26342 __builtin_fabsq and __builtin_copysignq if not HPUX.
26343 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26344 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26346 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26348 (__fixtfti): Likewise.
26349 (__fixunstfti): Likewise.
26350 (__floattitf): Likewise.
26352 * config/ia64/libgcc-glibc.ver: New.
26353 * config/ia64/t-fprules-softfp: Likewise.
26354 * config/ia64/sfp-machine.h: Likewise.
26356 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26357 (LIBGCC2_TF_CEXT): Likewise.
26358 (TF_SIZE): Likewise.
26359 (TARGET_INIT_LIBFUNCS): Likewise.
26361 * config/ia64/t-glibc (SHLINB_MAPFILES):
26362 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26364 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26366 * config/i386/i386.c (construct_container): Rewrite processing
26367 BLKmode with X86_64_SSE_CLASS.
26369 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26372 * config/i386/i386.md: Replace simplify_replace_rtx with
26373 replace_rtx in the new peephole2.
26375 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26377 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26378 loop unrolling do not happen at -O2.
26380 2009-02-12 Michael Matz <matz@suse.de>
26382 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26384 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26386 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26389 2009-02-12 Ben Elliston <bje@au.ibm.com>
26391 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26392 patterns when updating the back chain. Missed in the 2009-02-10
26395 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26397 * doc/extend.texi (Decimal Floating Types): Update identifier of
26398 draft TR and list of missing support.
26400 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26402 PR middle-end/39154
26403 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26404 bit to variable length decl's flags, add it also to its
26405 pointer replacement variable.
26407 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26408 Jakub Jelinek <jakub@redhat.com>
26411 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26412 (memory_blockage): New expander.
26413 (*memory_blockage): New insn pattern.
26414 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26415 instead of general blockage at the end of function prologue when
26416 frame pointer is used to access red zone area. Do not emit blockage
26417 when profiling, it is emitted in generic code.
26418 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26419 function epilogue when frame pointer is used to access red zone area.
26421 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26424 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26425 by arithmetic with memory operands.
26426 * config/i386/predicates.md (commutative_operator): New.
26428 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26430 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26433 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26435 * alias.h (record_alias_subset): Declare.
26436 * alias.c (record_alias_subset): Make global.
26438 2009-02-10 Nick Clifton <nickc@redhat.com>
26440 * tree-parloops.c: Change license to GPLv3.
26441 * ipa-struct-reorg.c: Change license to GPLv3.
26442 * ipa-struct-reorg.h: Change license to GPLv3.
26444 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26447 * c-decl.c (start_struct): Return NULL on error.
26449 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26451 PR middle-end/39124
26452 * cfgloopmanip.c (remove_path): Call remove_bbs after
26453 cancel_loop_tree, not before it.
26456 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26457 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26458 VAR_DECLs were seen.
26459 * tree-ssa-live.c (remove_unused_locals): Recompute
26460 cfun->has_local_explicit_reg_vars.
26461 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26462 copies or clearings if cfun->has_local_explicit_reg_vars.
26464 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26467 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26468 of function prologue when frame pointer is used to access
26471 2009-02-10 Richard Guenther <rguenther@suse.de>
26473 PR middle-end/39127
26474 * gimplify.c (gimple_regimplify_operands): Always look if
26475 we need to create a temporary.
26477 2009-02-10 Richard Guenther <rguenther@suse.de>
26479 PR tree-optimization/39132
26480 * tree-loop-distribution.c (todo): New global var.
26481 (generate_memset_zero): Trigger TODO_rebuild_alias.
26482 (tree_loop_distribution): Return todo.
26484 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26487 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26488 (x86_64_reg_class_name): Removed.
26489 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26490 first one isn't X86_64_SSE_CLASS or any other ones aren't
26491 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26492 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26493 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26494 and 3 X86_64_SSEUP_CLASS.
26495 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26496 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26498 2009-02-10 Ben Elliston <bje@au.ibm.com>
26500 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26501 form instruction to update the stack back chain word, even if the
26502 user has disabled the generation of update instructions.
26503 (movdi_<mode>_update_stack): New.
26504 (movsi_update_stack): Likewise.
26505 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26506 always use an update form instruction to update the stack back
26509 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26511 PR middle-end/38953
26512 * graphite.c (if_region_set_false_region): After moving a region in
26513 the false branch of a condition, remove the empty dummy basic block.
26514 (gloog): Remove wrong fix for PR38953.
26516 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26518 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26519 generation due to implicit sign extension.
26521 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26523 PR middle-end/38981
26524 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26525 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26527 2009-02-09 Richard Guenther <rguenther@suse.de>
26529 PR middle-end/35202
26530 * convert.c (convert_to_real): Disable (float)fn((double)x)
26531 to fnf(x) conversion if errno differences may occur and
26532 -fmath-errno is set.
26534 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26536 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26537 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26538 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26540 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26543 * c-common.c (handle_alias_attribute): Disallow attribute for
26544 anything not a FUNCTION_DECL or VAR_DECL.
26546 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26549 * real.c (do_compare): Special-case compare of zero against
26550 decimal float value.
26552 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26555 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26556 as indicating flexible array members unless the field itself is
26557 being declarared as the incomplete array.
26559 2009-02-06 Jan Hubicka <jh@suse.cz>
26561 PR tree-optimization/38844
26562 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26563 is already inlined.
26565 2009-02-06 Richard Guenther <rguenther@suse.de>
26567 PR middle-end/38977
26568 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26569 fork because we may expand it as __gcov_fork.
26571 2009-02-06 Nick Clifton <nickc@redhat.com>
26573 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26575 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26577 PR tree-optimization/35659
26578 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26579 vn_phi_eq): Shortcut if hashcode does not match.
26580 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26582 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26583 and avoid iterative_hash_expr.
26584 (FOR_EACH_VALUE_ID_IN_SET): New.
26585 (value_id_compare): Remove.
26586 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26587 sort expressions by value id.
26589 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26592 * config/sh/predicates.md (general_movsrc_operand): Don't check
26593 the subreg of system registers here.
26595 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26598 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26599 on the copied decl.
26601 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26603 PR rtl-optimization/39110
26604 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26605 addresses, not aligned ones.
26607 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26608 Richard Guenther <rguenther@suse.de>
26610 PR tree-optimization/39100
26611 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26612 comment says and add edges.
26614 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26617 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26618 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26620 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26622 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26623 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26624 register_bb_in_sese, new_sese, free_sese): Moved.
26625 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26626 outermost_loop_in_scop, build_scop_iteration_domain,
26627 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26628 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26629 Use loop_in_sese_p instead of loop_in_scop_p.
26630 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26631 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26632 (scopdet_basic_block_info): Fix bug in scop detection.
26633 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26634 eq_loop_to_cloog_loop): Remove.
26635 (nb_loops_around_loop_in_scop, nb_loop
26636 ref_nb_loops): Moved here...
26637 * graphite.h (ref_nb_loops): ... from here.
26638 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26639 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26640 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26642 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26643 Hans-Peter Nilsson <hp@axis.com>
26645 PR rtl-optimization/37889
26646 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26647 Move offset handling from PLUS to before the switch. Use new
26648 arguments when considering SYMBOL_REFs too.
26649 (rtx_addr_can_trap_p): Pass dummy offset and size.
26650 (enum may_trap_p_flags): Remove.
26651 (may_trap_p_1): Pass size from MEM_SIZE.
26653 PR rtl-optimization/38921
26654 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26655 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26656 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26657 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26659 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26661 AVX Programming Reference (January, 2009)
26662 * config/i386/sse.md (*vpclmulqdq): New.
26664 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26666 PR tree-optimization/38977
26667 PR gcov-profile/38292
26668 * calls.c (special_function_p): Disregard __builtin_ prefix.
26670 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26672 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26673 non-indexable addresses even before reload.
26675 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26678 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26679 as having variable size. Do not give an error for unnamed
26680 parameters with [*] declarators. Give a warning for type names
26681 with [*] declarators and mark them as variable size.
26682 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26683 for sizeof applied to [*] type names.
26685 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26688 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26690 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26692 * gcc.c (process_command): Update copyright notice dates.
26693 * gcov.c (print_version): Likewise.
26694 * gcov-dump.c (print_version): Likewise.
26695 * mips-tfile.c (main): Likewise.
26696 * mips-tdump.c (main): Likewise.
26698 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26701 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26702 for composite type involving a zero-length array type.
26704 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26707 * function.c (match_asm_constraints_1): Skip over
26708 initial optional % in the constraint.
26710 PR inline-asm/39059
26711 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26712 supported, don't accept FIXED_CSTs.
26713 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26714 and _Sat is used without _Fract/_Accum. Set specs->type to
26715 integer_type_node for cts_fract/cts_accum if fixed point is not
26718 2009-02-02 Catherine Moore <clm@codesourcery.com>
26720 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26722 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26724 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26725 (ABI_HAS_64BIT_SYMBOLS): Use it.
26726 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26728 2009-02-02 Paul Brook <paul@codesourcery.com>
26730 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26732 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26734 PR inline-asm/39058
26735 * recog.h (asm_operand_ok): Add constraints argument.
26736 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26737 recurse on matching constraint.
26738 (check_asm_operands): Pass constraints as 3rd argument to
26739 asm_operand_ok. Don't look up matching constraint here.
26740 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26743 2009-02-02 Ben Elliston <bje@au.ibm.com>
26745 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26746 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26748 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26750 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26751 information. Remove some obsolete information. Reorganize.
26753 * config/pa/fptr.c: Revert license to GPL 2.
26754 * config/pa/milli64.S: Likewise.
26756 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26759 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26760 LIBRARY name in, instead of hard-coding it.
26761 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26762 extra target make frag to tmake_files according to EH model.
26763 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26764 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26765 frags that define makefile variable EH_MODEL appropriately.
26766 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26767 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26768 to "-sjlj" according to type of EH configured.
26769 (LIBGCC_SONAME): Concatenate it to shared library base name.
26770 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26771 to "_sjlj" according to type of EH configured.
26772 (LIBGCC_SONAME): Concatenate it to shared library base name.
26773 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26774 (SHLIB_LINK): Add missing semicolon to if-else construct.
26775 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26776 string value of "pe_dll" command-line option.
26777 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26778 (SHLIB_SONAME): Use it when overriding t-cygming default.
26779 (SHLIB_IMPLIB): Override t-cygming default.
26780 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26781 string value of "pe_dll" command-line option.
26783 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26786 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26787 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26789 2009-01-31 Richard Guenther <rguenther@suse.de>
26791 PR tree-optimization/38937
26792 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26793 computing the transitive closure.
26795 2009-01-30 Richard Guenther <rguenther@suse.de>
26797 PR tree-optimization/39041
26798 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26799 Propagate variable indices only if the types match for this stmt.
26801 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26804 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26805 inline but never defined.
26807 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26809 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26810 (*insv_h_di_reg_extimm): New insn.
26811 (*insv_l<mode>_reg_extimm): New insn.
26813 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26815 * config/picochip/picochip.c (flag_conserve_stack): set
26816 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26817 fconserve-stack. Reduce call-overhead used by inliner.
26819 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26822 * common.opt (flag_conserve_stack): Initialised to zero.
26824 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26827 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26828 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26831 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26833 * ira-color.c (allocno_reload_assign): Update comments.
26834 * regmove.c (regmove_optimize): Likewise.
26838 2009-01-29 Robert Millan <rmh@aybabtu.com>
26840 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26841 * config/i386/kopensolaris-gnu.h: New file. Undefine
26842 `MD_UNWIND_SUPPORT'.
26843 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26845 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26847 PR tree-optimization/39007
26848 * tree-loop-distribution.c (generate_builtin): Use
26849 recompute_dominator to compute the immediate dominator of the
26850 basic block just after the loop.
26852 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26854 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
26855 (ASM_OUTPUT_DWARF_PCREL): Define.
26857 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
26859 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
26860 * doc/passes.texi: Remove entries about regclass, local-alloc, and
26861 global. Modify entries about regmove and IRA.
26863 * ra-conflict.c: Remove the file.
26865 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
26867 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
26868 (pass_regclass_init): Rename to pass_reginfo_init.
26870 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
26872 * toplev.h (flag_ira): Remove.
26874 * caller-save.c (setup_save_areas): Remove flag_ira.
26876 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
26878 * global.c: Remove the file.
26880 * opts.c (decode_options): Remove flag_ira.
26882 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
26884 * regmove.c: Modify file description.
26885 (find_use_as_address, try_auto_increment): Define them only if
26886 AUTO_INC_DEC is defined.
26887 (replacement_quality, replace_in_call_usage, fixup_match_1,
26888 stable_and_no_regs_but_for_p): Remove.
26889 (reg_set_in_bb): Make it static.
26890 (regmove_optimize): Remove flag_ira and code which worked for
26893 * local-alloc.c: Remove the file.
26895 * common.opt (fira): Remove.
26897 * ira.c: Include except.h.
26898 (eliminable_regset): Move from global.c.
26899 (mark_elimination): Ditto. Remove flag_ira.
26900 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
26901 equiv_mem_modified, validate_equiv_mem_from_store,
26902 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
26903 contains_replace_regs, memref_referenced_p, memref_used_between_p,
26904 no_equiv, recorded_label_ref): Move from local-alloc.c.
26905 (update_equiv_regs): Ditto. Make it static.
26906 (print_insn_chain, print_insn_chains): Move it from global.c.
26907 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
26908 (build_insn_chain): Ditto. Make it static.
26909 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
26910 Rename to init_live_subregs.
26911 (gate_ira): Remove flag_ira.
26913 * regclass.c: Rename reginfo.c. Change file description.
26914 (FORBIDDEN_INC_DEC_CLASSES): Remove.
26915 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
26916 (init_reg_sets_1): Remove code for evaluation of
26917 reg_class_superclasses and losing_caller_save_reg_set.
26918 (init_regs): Remove init_reg_autoinc.
26919 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
26920 ok_for_base_p_nonstrict): Remove.
26921 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
26922 (pass_regclass_init): Rename to pass_reginfo_init. Modify
26923 corresponding entries.
26924 (dump_regclass, record_operand_costs, scan_one_insn,
26925 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
26926 record_address_regs, auto_inc_dec_reg_p): Remove.
26927 (gt-regclass.h): Rename to gt-reginfo.h.
26929 * rtl.h (dump_global_regs, retry_global_alloc,
26930 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
26932 * Makefile.in (RA_H): Remove.
26933 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
26934 Rename regclass.o to reginfo.o.
26935 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
26937 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
26938 (GTFILES): Rename regclass.c to reginfo.c.
26940 * passes.c (init_optimization_passes): Remove pass_local_alloc and
26941 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
26943 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26944 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
26946 (finish_spills): Ditto. Remove code for !flag_ira.
26948 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
26950 PR middle-end/35854
26951 * doc/invoke.texi (rtl debug options): Complete rewrite.
26952 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
26954 * mode-switching.c (pass_mode_switching): Rename pass from
26955 "mode-sw" to "mode_sw".
26956 * except.c (pass_convert_to_eh_ranges): Rename pass from
26957 "eh-ranges" to "eh_ranges".
26958 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
26962 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
26963 Alexander Monakov <amonakov@ispras.ru>
26965 PR middle-end/38857
26966 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
26968 (move_exprs_to_boundary): Change return type and pass through
26969 should_move from move_op. Relax assert. Update usage ...
26970 (schedule_expr_on_boundary): ... here. Use should_move instead of
26972 (move_op_orig_expr_found): Indicate that insn was disconnected from
26974 (code_motion_process_successors): Do not call after_merge_succs
26975 callback if original expression was not found when traversing any of
26977 (code_motion_path_driver): Change return type. Update prototype.
26978 (move_op): Update comment. Add a new parameter (should_move). Update
26979 prototype. Set *should_move based on indication provided by
26980 move_op_orig_expr_found.
26982 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
26984 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
26985 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
26986 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
26987 * config/rs6000/rs6000.c (rs6000_override_options): Default
26988 avoid-indexed-addresses on for Power6, off for everything else.
26989 (avoiding_indexed_address_p): New function.
26990 (rs6000_legitimize_address): Use it.
26991 (rs6000_legitimate_address): Likewise.
26992 * config/rs6000/rs6000.md (movXX_updateX): Likewise
26994 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
26996 PR tree-optimization/38997
26997 * tree-loop-distribution.c (generate_memset_zero): Use
26998 POINTER_PLUS_EXPR for a pointer addition.
27000 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27002 * config/s390/s390.md (bswap<mode>2): New pattern added.
27004 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27006 * config/s390/s390.md (*tls_load_31): Added type attribute.
27008 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27010 * config/s390/s390.md: Fix a few comments.
27012 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27014 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27015 (*tm<mode>_full): Fixed z10prop attribute.
27016 (*tst<mode>_extimm): Fixed z10prop attribute.
27017 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27018 (*tstqiCCT_cconly): Fixed z10prop attribute.
27019 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27020 (*movsi_larl): Fixed z10prop attribute.
27021 (*movsi_zarch): Fixed z10prop attribute.
27022 (*movsi_eas): Fixed z10prop attribute.
27023 (*movhi): Fixed z10prop attribute.
27024 (*movqi): Fixed z10prop attribute.
27025 (*movstrictqi): Fixed z10prop attribute.
27026 (*mov<mode>): Fixed z10prop attribute.
27027 (*movcc): Fixed z10prop attribute.
27028 (*sethighpartdi_64): Fixed z10prop attribute.
27029 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27030 (*negdi2_sign_cc): Fixed z10prop attribute.
27031 (*negdi2_sign): Fixed z10prop attribute.
27032 (*absdi2_sign_cc): Fixed z10prop attribute.
27033 (*absdi2_sign): Fixed z10prop attribute.
27034 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27035 (*negabsdi2_sign): Fixed z10prop attribute.
27036 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27037 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27038 (doloop_si64): Fixed z10prop attribute.
27039 (doloop_si31): Fixed z10prop attribute.
27040 (doloop_long): Fixed z10prop attribute.
27041 (indirect_jump): Fixed z10prop attribute.
27042 (nop): Fixed z10prop attribute.
27043 (main_base_64): Fixed z10prop attribute.
27044 (reload_base_64): Fixed z10prop attribute.
27046 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27048 PR rtl-optimization/38740
27049 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27051 * config/mips/mips.c (mips_reorg): Likewise.
27053 2009-01-28 Richard Guenther <rguenther@suse.de>
27055 PR tree-optimization/38926
27056 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27057 with the correct value id to a value.
27058 (do_regular_insertion): Use the value number of edoubleprime
27059 for the value number of the expr.
27062 2008-08-21 Richard Guenther <rguenther@suse.de>
27064 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27065 a PHI ask VN if it is already available.
27066 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27067 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27069 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27071 PR middle-end/38934
27072 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27073 set to varying whenever max has TREE_OVERFLOW set, similarly
27074 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27076 2009-01-28 Richard Guenther <rguenther@suse.de>
27078 PR middle-end/38908
27079 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27080 uninitialized aggregate uses in call arguments.
27082 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27084 PR tree-optimization/38984
27085 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27086 the nothing_id variable if -fno-delete-null-pointer-checks.
27088 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27091 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27092 (set_got_offset_rex64): Ditto.
27094 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27097 * doc/extend.texi: Improve local variable with asm reg.
27099 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27101 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27102 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27103 was not supplied then set warn_packed_bitfield_compat to the
27104 default value of 1.
27105 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27108 2009-01-27 Richard Guenther <rguenther@suse.de>
27110 PR tree-optimization/38503
27111 * cfgexpand.c (expand_gimple_basic_block): Ignore
27112 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27113 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27114 variables that cannot have TBAA applied.
27115 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27118 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27120 PR middle-end/38969
27121 * calls.c (initialize_argument_information): Do not wrap complex
27122 arguments in SAVE_EXPR.
27124 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27126 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27127 (INSTALL_LIBGCC): Revert typo commit.
27129 2009-01-26 Richard Guenther <rguenther@suse.de>
27131 PR tree-optimization/38745
27132 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27133 from special handling.
27135 2009-01-26 Richard Guenther <rguenther@suse.de>
27137 PR tree-optimization/38745
27138 * tree-ssa.c (execute_update_addresses_taken): Do not include
27139 variables that cannot possibly be a register in not_reg_needs.
27140 Do not clear TREE_ADDRESSABLE on vars that may not become
27142 * tree-ssa.c (update_alias_info_1): Include those in the set
27143 of addressable vars.
27145 2009-01-26 Richard Guenther <rguenther@suse.de>
27147 PR middle-end/38851
27148 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27149 * tree-ssa-dse.c: Include langhooks.h
27150 (execute_simple_dse): Remove stores with zero size.
27152 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27155 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27158 2009-01-24 Julian Brown <julian@codesourcery.com>
27160 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27161 config/arm/linux-atomic.c.
27162 * config/arm/linux-atomic.c: New.
27164 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27166 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27167 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27168 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27170 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27173 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27176 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27178 PR tree-optimization/38953
27179 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27180 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27181 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27182 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27185 2009-01-24 Paul Brook <paul@codesourcery.com>
27187 * config/arm/neon.md (neon_type): Move to arm.md.
27188 (neon_mov<VSTRUCT>): Add neon_type attribute.
27189 * config/arm/arm.md (neon_type): Move to here.
27190 (conds): Add "unconditioal" and use as default for NEON insns.
27192 2009-01-24 Ben Elliston <bje@au.ibm.com>
27194 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27195 void *' warning from -Wc++-compat.
27196 * Makefile.in (dominance.o-warn): Remove.
27198 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27200 PR tree-optimization/38932
27201 * fold-const.c (fold_unary_ignore_overflow): New.
27202 * tree.h (fold_unary_ignore_overflow): Declare.
27203 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27204 * tree-ssa-sccvn.c (visit_reference_op_load,
27205 simplify_unary_expression): Likewise.
27207 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27209 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27210 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27211 regardless of their type.
27212 * c-common.c (handle_packed_attribute): Don't ignore packed on
27214 * c.opt (Wpacked-bitfield-compat): New warning option.
27215 * stor-layout.c (place_field): Warn if offset of a field changed.
27216 * doc/extend.texi (packed): Mention the ABI change.
27217 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27218 (Warning Options): Add it to the list.
27220 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27222 * c-opts.c (c_common_post_options): Fix a typo in comments.
27224 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27226 PR middle-end/38615
27227 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27228 variables to static.
27229 * doc/invoke.texi (-fmerge-all-constants): Update description.
27231 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27234 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27235 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27237 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27239 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27241 (LOCAL_ALIGNMENT): Similarly.
27243 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27244 Joseph Myers <joseph@codesourcery.com>
27246 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27247 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27248 * config/arm/arm-tune.md: Regenerate.
27249 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27252 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27254 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27255 version number to five.
27257 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27260 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27261 * c-common.c (set_underlying_type): Likewise.
27262 (is_typedef_decl ): Likewise
27264 (set_underlying_type): Likewise.
27265 (is_typedef_type): Likewise.
27267 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27269 PR middle-end/38587
27270 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27273 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27276 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27277 (LIBGCC_SPEC): Don't define.
27278 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27280 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27282 PR rtl-optimization/38879
27283 * alias.c (base_alias_check): Unaligned access via AND address can
27284 alias all surrounding object types except those with sizes equal
27285 or wider than the size of unaligned access.
27287 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27290 * c-decl.c (clone_underlying_type): Move this ...
27291 * c-common.c (set_underlying_type): ... here.
27292 Also, make sure the function properly sets TYPE_STUB_DECL() on
27293 the newly created typedef variant type.
27294 (is_typedef_decl ): New entry point.
27295 * tree.h: Added a new member member_types_needing_access_check to
27296 struct tree_decl_non_common.
27297 (set_underlying_type): New entry point.
27298 (is_typedef_type): Likewise.
27300 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27302 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27303 Check whether two instructions have memory references that
27304 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27305 are helper functions for traversing.
27306 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27307 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27308 not to draw dependency edge for instructions with non-conflicting
27311 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27314 * longlong.h: Update copyright years. Use soft-fp license notice.
27315 Sync __clz_tab declaration with glibc.
27317 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27320 * doc/extend.texi (syscall_linkage): New.
27321 (version_id): Modify.
27323 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27324 Richard Guenther <rguenther@suse.de>
27326 PR tree-optimization/38747
27327 PR tree-optimization/38748
27328 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27329 conversion if the base address is an indirect reference and the
27330 aliasing sets could cause issues.
27332 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27334 * common.opt (fgraphite, fgraphite-identity): Add comment for
27335 explaining why these options are not documented.
27337 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27339 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27340 gimple_call_lhs is NULL.
27342 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27345 * emit-rtl.c (adjust_address_1): Make sure memref is never
27348 2009-01-20 Ben Elliston <bje@au.ibm.com>
27350 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27351 const qualifier from arg parameter. Remove unnecessary cast to char *.
27352 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27353 const qualifier from arg 2.
27355 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27357 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27359 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27362 * rtl.h (reinit_regs): New prototype.
27363 * regclass.c: Include ira.h.
27364 (reinit_regs): New.
27365 * Makefile.in (regclass.o): Add ira.h.
27366 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27368 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27371 * c-common.c (handle_aligned_attribute): Use
27372 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27373 default alignment value.
27375 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27377 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27378 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27380 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27381 __BIGGEST_ALIGNMENT__.
27383 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27385 2009-01-18 Richard Guenther <rguenther@suse.de>
27387 PR tree-optimization/38819
27388 * tree-flow.h (operation_could_trap_helper_p): Declare.
27389 * tree-eh.c (operation_could_trap_helper_p): Export.
27390 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27391 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27392 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27393 are about to insert a possibly trapping instruction and fail
27396 2009-01-18 Andreas Schwab <schwab@suse.de>
27398 * doc/install.texi (Configuration): Remove obsolete paragraph
27399 about use of --with-gnu-ld with --with-gnu-as.
27401 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27403 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27404 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27405 Follow spelling conventions.
27407 2009-01-18 Ben Elliston <bje@au.ibm.com>
27409 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27410 C++ warning about implicit conversion from void * to struct
27412 (bitmap_obstack_free): Likewise for bitmap_element *.
27413 * Makefile.in (bitmap.o-warn): Remove.
27415 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27417 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27419 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27420 Tobias Grosser <tobi.grosser@amd.com>
27422 * graphite.c (graphite_trans_scop_block): Do not block single
27425 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27427 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27428 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27429 test with assertion.
27431 2009-01-16 Richard Guenther <rguenther@suse.de>
27433 PR tree-optimization/38835
27434 PR middle-end/36227
27435 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27436 and INT + PTR -> (INT)(PTR p+ INT) folding.
27437 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27439 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27442 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27443 the subreg from a lowpart subreg if it is also casting the value.
27445 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27446 Tobias Grosser <tobi.grosser@amd.com>
27448 * graphite.c (compare_prefix_loops): New.
27449 (build_scop_canonical_schedules): Rewritten.
27450 (graphite_transform_loops): Move build_scop_canonical_schedules
27451 after build_scop_iteration_domain.
27453 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27454 Tobias Grosser <tobi.grosser@amd.com>
27456 * graphite.c (add_conditions_to_domain): Add the loops to
27457 the dimension of the iteration domain. Do copy the domain
27458 only when it exists.
27459 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27460 (add_conditions_to_constraints): New.
27461 (can_generate_code_stmt, can_generate_code): Removed.
27462 (gloog): Do not call can_generate_code.
27463 (graphite_transform_loops): Call add_conditions_to_constraints
27464 after building the iteration domain.
27466 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27468 PR tree-optimization/38789
27469 * tree-ssa-threadedge.c
27470 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27471 __builtin_constant_p.
27473 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27475 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27476 examined before deleting them.
27478 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27480 * function.c (aggregate_value_p): Correctly extract the function
27481 type from CALL_EXPR_FN lookup.
27483 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27485 * config/picochip/picochip.c (picochip_override_options): Revert
27486 CFI asm flag disable commited previously.
27488 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27489 Tobias Grosser <tobi.grosser@amd.com>
27490 Jan Sjodin <jan.sjodin@amd.com>
27492 * graphite.c (scan_tree_for_params): On substractions negate
27493 all the coefficients of the term.
27494 (clast_to_gcc_expression_red): New. Handle reduction expressions
27495 of more than two operands.
27496 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27497 (get_vdef_before_scop): Handle also the case of default definitions.
27499 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27501 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27502 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27503 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27505 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27506 Joey Ye <joey.ye@intel.com>
27508 PR middle-end/37843
27509 * cfgexpand.c (expand_stack_alignment): Don't update stack
27510 boundary nor check incoming stack boundary here.
27511 (gimple_expand_cfg): Update stack boundary and check incoming
27512 stack boundary here.
27514 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27516 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27518 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27520 PR rtl-optimization/38245
27521 * calls.c (expand_call): Add stack arguments to
27522 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27523 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27524 in regs and partially in memory or BLKmode arguments.
27525 (emit_library_call_value_1): Add stack arguments to
27526 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27527 ACCUMULATE_OUTGOING_ARGS).
27528 * dce.c: Include tm_p.h.
27529 (find_call_stack_args): New function.
27530 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27532 (mark_insn): Call find_call_stack_args for CALL_Ps.
27533 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27534 forwards. Allocate and free arg_stores bitmap if needed, pass it
27535 down to deletable_insn_p, don't mark stores set in arg_stores
27536 bitmap, clear the bitmap at the beginning of each bb.
27537 * Makefile.in (dce.o): Depend on $(TM_P_H).
27539 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27542 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27543 to make sure the insn is a conditional test (bug 22599). Reformat a
27546 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27548 PR middle-end/38431
27549 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27550 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27551 (gloog): Do not call cleanup_tree_cfg.
27552 (graphite_transform_loops): Call cleanup_tree_cfg after all
27553 scops have been code generated.
27555 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27556 * doc/gty.texi (Invoking the garbage collector): Added new node
27557 and section documenting ggc_collect.
27559 2009-01-14 Richard Guenther <rguenther@suse.de>
27561 PR tree-optimization/38826
27562 PR middle-end/38477
27563 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27564 initialization notes only if we actually emitted a warning.
27565 (intra_create_variable_infos): Add constraints for a result decl
27566 that is passed by hidden reference.
27567 (build_pred_graph): Mark all related variables non-direct on
27570 2009-01-14 Nick Clifton <nickc@redhat.com>
27572 * ira-conflicts.c: Include addresses.h for the definition of
27574 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27575 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27577 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27580 * Makefile.in (ira-lives.o): Add except.h.
27582 * ira-lives.c: Include except.h.
27583 (process_bb_node_lives): Process can_throw_internal.
27585 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27587 PR rtl-optimization/38774
27588 * combine.c (simplify_set): When undoing cc_use change, don't do
27589 PUT_CODE on the newly created comparison, but instead put back the
27592 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27594 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27595 values. Remove duplicate arm8 entry.
27597 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27599 PR tree-optimization/38786
27600 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27601 the SSA_NAME case of expand_scalar_variables_expr.
27602 Set the type of an expression to the type of its assign statement.
27603 (expand_scalar_variables_expr): Also gather the scalar computation
27604 used to index the memory access. Do not pass loop_p.
27605 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27606 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27607 the gimple_stmt_iterator where it inserts new code.
27608 Do not pass loop_p.
27609 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27610 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27612 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27614 * graphite.h (debug_value): Removed.
27615 * graphite.c (debug_value): Removed.
27617 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27619 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27620 ldrd/strd with two 32-bit instructions.
27622 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27624 * config/arm/arm.c (struct processors): Pass for speed down into
27625 cost helper functions.
27626 (const_ok_for_op): Handle COMPARE and inequality nodes.
27627 (arm_rtx_costs_1): Rewrite.
27628 (arm_size_rtx_costs): Update prototype.
27629 (arm_rtx_costs): Pass speed down to helper functions.
27630 (arm_slowmul_rtx_costs): Rework cost calculations.
27631 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27632 (arm_9e_rtx_costs): Likewise.
27634 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27636 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27637 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27638 (alpha_legitimize_address): Do not split local symbols wider than
27639 UNITS_PER_WORD into HIGH/LO_SUM parts.
27641 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27644 * gcc.c (process_command): Replace call to execvp with calls
27645 to pex_one and exit.
27647 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27650 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27651 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27652 variant for devices with 3-byte PC.
27653 (__tablejump_elpm__): New.
27655 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27658 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27659 offsetof member-designator, handle it as `[0].'.
27661 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27663 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27664 function when not using named sections on targets with named sections
27665 if branch distance is less than 262132.
27667 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27669 * combine.c (combine_instructions): Recompute
27670 optimize_this_for_speed_p for each BB in the main combine loop.
27672 2009-01-12 Tomas Bily <tbily@suse.cz>
27675 * tree-loop-distribution.c (prop_phis): New function.
27676 (generate_builtin): Call prop_phis.
27678 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27680 PR tree-optimization/38807
27681 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27682 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27684 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27686 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27687 subreg of op0 to the original op0.
27689 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27691 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27693 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27696 * mips-tfile.c (parse_def): Fix parsing of def strings
27697 starting with digits.
27699 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27702 * config/arm/arm.c (arm_is_long_call_p): Don't call
27703 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27705 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27707 * regrename.c (regrename_optimize): Fix dumping.
27708 (find_oldest_value_reg): Preserve REG_POINTER.
27709 (copy_hardreg_forward_1): Likewise.
27711 2009-01-09 Diego Novillo <dnovillo@google.com>
27713 * gimple.h (struct gimple_statement_base) <uid>: Document
27714 the restrictions on its use.
27715 (gimple_uid): Tidy.
27716 (gimple_set_uid): Tidy.
27718 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27720 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27721 zero guard even if align_bytes != 0 and count is smaller than
27724 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27726 PR rtl-optimization/38495
27727 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27728 (add_range_and_copies_from_move_list): Print all added ranges.
27729 Add ranges to memory optimized destination.
27731 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27735 * config/i386/i386.c (override_options): Reject
27736 -mstringop-strategy=rep_8byte with -m32.
27737 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27738 to 1. Do count comparison against epilogue_size_needed at compile
27739 time even when count_exp was constant forced into register. For
27740 size_needed don't jump to epilogue, instead just avoid aligning
27741 and invoke the body algorithm. If need_zero_guard, add zero guard
27742 even if count is non-zero, but smaller than size_needed + number of
27743 bytes that could be stored for alignment.
27744 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27745 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27746 but smaller than size_needed + number of bytes that could be stored
27747 for alignment. Compare size_needed with epilogue_size_needed instead
27748 of desired_align - align, don't adjust size_needed, pass
27749 epilogue_size_needed to the epilogue expanders.
27752 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27754 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27756 * pa.c (last_address): Change to unsigned.
27757 (update_total_code_bytes): Change argument to unsigned. Don't
27758 check if insn addresses are set.
27759 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27760 addresses are not set.
27761 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27763 2009-01-09 Nick Clifton <nickc@redhat.com>
27765 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27766 DECL_DECLARED_INLINE_P.
27768 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27770 PR middle-end/38347
27771 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27772 GET_MODE (op0) in operand_subword_force calls.
27774 PR middle-end/38771
27775 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27776 fold_convert arg0 operands to TREE_TYPE (op0) first.
27778 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27780 * params.def (ira-max-conflict-table-size): Decrease default value
27783 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27785 PR tree-optimization/37031
27786 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27788 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27789 allocate it using gc instead of heap, use VEC_quick_push instead of
27791 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27792 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27793 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27794 allocated vector from heap allocated.
27795 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27796 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27797 vector only after perfect_loop_nest_depth call.
27799 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27800 Jan Sjodin <jan.sjodin@amd.com>
27802 PR tree-optimization/38559
27803 * graphite.c (debug_value, copy_constraint,
27804 swap_constraint_variables, scale_constraint_variable, ): New.
27805 (get_lower_bound, get_upper_bound): Removed.
27806 (graphite_trans_bb_strip_mine): Clean up this code that works
27807 only for constant number of iterations. Fully copy upper and
27808 lower bound constraints, not only the constant part of them.
27809 * graphite.h (debug_value): Declared.
27811 2009-01-08 Ira Rosen <irar@il.ibm.com>
27813 PR tree-optimization/37194
27814 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27815 Don't add the cost of cost model guard in prologue to scalar
27816 outside cost in case of known number of iterations.
27818 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27819 Alan Modra <amodra@bigpond.net.au>
27821 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27822 non-word-aligned REG+CONST addressing.
27824 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27827 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27828 free_after_compilation when outputting a thunk.
27829 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27830 Do not call free_after_compilation here.
27832 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27834 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27835 (ix86_valid_target_attribute_inner_p): Ditto.
27837 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27839 PR tree-optimization/38492
27840 PR tree-optimization/38498
27841 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27842 * tree-chrec.h (scev_is_linear_expression): Declared.
27843 * graphite.c (graphite_cannot_represent_loop_niter): New.
27844 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27845 (graphite_loop_normal_form): Use gcc_assert.
27846 (scan_tree_for_params): Use CASE_CONVERT.
27847 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27848 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27849 Use gcc_assert. Discard scops that contain unhandled cases.
27850 (build_scop_conditions): Return a boolean status for unhandled cases.
27851 (strip_mine_profitable_p): Print the loop number, not its depth.
27852 (is_interchange_valid): Pass the depth of the loop nest, don't
27853 recompute it wrongly.
27854 (graphite_trans_bb_block): Same.
27855 (graphite_trans_bb_block): Print tentative of loop blocking.
27856 (graphite_trans_scop_block): Do not print that the loop has been
27858 (graphite_transform_loops): Do not handle scops that contain condition
27861 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
27863 AVX Programming Reference (December, 2008)
27864 * config/i386/avxintrin.h (_mm256_stream_si256): New.
27865 (_mm256_stream_pd): Likewise.
27866 (_mm256_stream_ps): Likewise.
27868 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
27869 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
27870 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
27871 (bdesc_special_args): Add __builtin_ia32_movntdq256,
27872 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
27873 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
27874 (ix86_expand_special_args_builtin): Likewise.
27876 * config/i386/sse.md (AVXMODEDI): New.
27877 (avx_movnt<mode>): Likewise.
27878 (avx_movnt<mode>): Likewise.
27879 (<sse>_movnt<mode>): Remove AVX support.
27880 (sse2_movntv2di): Likewise.
27882 2009-01-07 Richard Guenther <rguenther@suse.de>
27884 PR middle-end/38751
27885 * fold-const.c (extract_muldiv): Remove obsolete comment.
27886 (fold_plusminus_mult_expr): Undo MINUS_EXPR
27887 to PLUS_EXPR canonicalization for the canonicalization.
27889 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
27891 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
27892 hosted cross-compilers generating less efficient code.
27894 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27896 * function.h (rtl_data): Add a dbr_scheduled_p field.
27897 * reorg.c (dbr_schedule): Set it.
27898 (gate_handle_delay_slots): Check it.
27899 * config/mips/mips.c (mips_base_delayed_branch): Delete.
27900 (mips_reorg): Check flag_delayed_branch instead of
27901 mips_base_delayed_branch.
27902 (mips_override_options): Don't set mips_base_delayed_branch
27903 or flag_delayed_branch.
27905 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27907 PR rtl-optimization/38426.
27908 * ira.c (ira): Set current_function_is_leaf earlier.
27910 2009-01-06 Jakub Jelinek <jakub@redhat.com>
27912 PR rtl-optimization/38722
27913 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
27914 too early, only set a flag and modify after last possible
27917 2009-01-06 Janis Johnson <janis187@us.ibm.com>
27920 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
27921 * real.c (decimal_single_format): Correct values of emin and emax.
27922 (decimal_double_format): Ditto.
27923 (decimal_quad_format): Ditto.
27924 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
27925 computation of DECnn_MIN and DECnn_MAX for corrected values of
27926 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
27927 __DECnn_MIN__, and adjust its computation for the corrected value
27930 2009-01-06 Jan Hubicka <jh@suse.cz>
27933 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
27935 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
27937 * doc/contrib.texi (Contributors): Slightly adjust the end note.
27938 Add Robert Clark to the list of testers.
27940 2009-01-06 Jan Hubicka <jh@suse.cz>
27941 Kai Tietz <kai.tietz@onevision.com>
27943 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
27944 * config/i386/i386.c (ix86_expand_call): Add clobbers.
27946 2009-01-06 Jan Hubicka <jh@suse.cz>
27947 Kai Tietz <kai.tietz@onevision.com>
27949 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
27951 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
27952 (ix86_nsaved_regs): Count only general purpose regs.
27953 (ix86_nsaved_sseregs): New.
27954 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
27955 to 16 for w64; compute padding and size of sse reg save area.
27956 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
27957 general purpose regs.
27958 (ix86_emit_save_sse_regs_using_mov): New.
27959 (ix86_expand_prologue): Save SSE regs if needed.
27960 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
27961 (ix86_emit_restore_sse_regs_using_mov): New.
27962 (ix86_expand_epilogue): Save SSE regs if needed.
27964 2009-01-06 Jan Hubicka <jh@suse.cz>
27965 Kai Tietz <kai.tietz@onevision.com>
27967 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
27968 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
27969 functions when accumulate outgoing args is off.
27971 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27974 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
27975 before using pseudos_have_intersected_live_ranges_p.
27977 * ira-int.h (ira_assert): Always define.
27979 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27981 AVX Programming Reference (December, 2008)
27982 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
27983 (_mm256_permute2_pd): Likewise.
27984 (_mm_permute2_ps): Likewise.
27985 (_mm256_permute2_ps): Likewise.
27986 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
27987 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
27989 * config/i386/i386.c (ix86_builtins): Remove
27990 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
27991 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
27992 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
27993 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
27994 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
27995 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
27996 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
27997 __builtin_ia32_vpermil2ps256.
27998 (ix86_init_mmx_sse_builtins): Updated.
27999 (ix86_expand_args_builtin): Likewise.
28001 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28003 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28004 long absolute calls when generating PA 2.0 code.
28006 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28008 PR rtl-optimization/38583
28009 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28011 * params.def (ira-max-conflict-table-size): New.
28013 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28015 * ira.h (ira_conflicts_p): New external definition.
28017 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28018 table. Report this. Return result of building.
28019 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28020 building conflict table.
28022 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28023 (ira_color): Use ira_conflicts_p.
28025 * global.c: Include ira.h.
28026 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28029 * Makefile.in (global.o): Add ira.h.
28031 * ira-build.c (mark_all_loops_for_removal,
28032 propagate_some_info_from_allocno): New.
28033 (remove_unnecessary_allocnos): Call
28034 propagate_some_info_from_allocno.
28035 (remove_low_level_allocnos): New.
28036 (remove_unnecessary_regions): Add parameter. Call
28037 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28038 parameter to remove_unnecessary_regions.
28039 (ira_build): Remove all regions but root if the conflict table was
28040 not built. Update conflict hard regs for allocnos crossing calls.
28042 * ira.c (ira_conflicts_p): New global.
28043 (ira): Define and use ira_conflicts_p.
28045 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28046 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28047 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28049 2009-01-06 Ben Elliston <bje@au.ibm.com>
28051 * gengtype-lex.l (YY_NO_INPUT): Define.
28053 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28056 * c-common.c (handle_vector_size_attribute): Also reject
28057 BOOLEAN_TYPE types.
28059 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28061 PR tree-optimization/38492
28062 * graphite.c (rename_map_elt, debug_rename_elt,
28063 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28064 rename_map_elt_info, eq_rename_map_elts,
28065 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28066 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28067 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28068 (sese_build_livein_liveouts): New.
28069 (new_sese, free_sese): New.
28070 (new_scop): Call new_sese.
28071 (free_scop): Call free_sese.
28072 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28073 (register_old_new_names): Renamed register_old_and_new_names.
28074 (register_scop_liveout_renames, add_loop_exit_phis,
28075 insert_loop_close_phis, struct igp,
28076 default_liveout_before_guard, add_guard_exit_phis,
28077 insert_guard_phis, copy_renames): New.
28078 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28079 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28080 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28081 (scop_adjust_phis_for_liveouts): New.
28082 (gloog): Call scop_adjust_phis_for_liveouts.
28084 * graphite.h (struct sese): Documented. Added fields liveout,
28085 num_ver and livein.
28086 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28087 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28088 (struct scop): Added field liveout_renames.
28089 (SCOP_LIVEOUT_RENAMES): New.
28091 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28093 PR tree-optimization/38510
28094 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28095 (translate_clast): Call recompute_all_dominators before
28097 (gloog): Call recompute_all_dominators before graphite_verify.
28099 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28100 Jan Sjodin <jan.sjodin@amd.com>
28102 PR tree-optimization/38500
28103 * graphite.c (create_sese_edges): Call fix_loop_structure after
28106 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28108 * config.gcc: Add m32r*-*-rtems*.
28109 * config/m32r/rtems.h: New file.
28111 2009-01-05 Ben Elliston <bje@au.ibm.com>
28113 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28114 (.po.pox): Likewise.
28115 (po/gcc.pot): Likewise.
28117 2009-01-04 David S. Miller <davem@davemloft.net>
28119 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28120 (STARTING_FRAME_OFFSET): Always set to zero.
28122 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28124 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28125 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28126 fixed-point types, and vectors of the same.
28128 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28130 * config/mips/sync.md (*mb_barrier): Rename to...
28131 (*memory_barrier): ...this.
28133 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28135 * doc/extend.texi (Function Attributes): Move @cindex after @item
28136 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28137 and put in alphabetical order. Fix 'target' name and put in order.
28138 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28141 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28143 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28144 (memory_barrier): Expand as unspec instead of unspec_volatile.
28145 Remove mem:BLK from insn operands. Use Pmode scratch register.
28146 (*memory_barrier): Define as unspec instead of unspec_volatile.
28147 Use (match_dup 0) as input operand.
28149 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28150 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28151 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28152 scratch register. Remove operand 1.
28153 (*stbar): Define as unspec instead of unspec_volatile.
28154 Use (match_dup 0) as input operand, remove (const_int 8).
28155 (*membar): Define as unspec instead of unspec_volatile.
28156 Use (match_dup 0) as input operand, remove input operand 2.
28158 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28159 (memory_barrier): Expand as unspec instead of unspec_volatile.
28160 Remove mem:BLK from insn operands. Use Pmode scratch register.
28161 (*memory_barrier): Define as unspec instead of unspec_volatile.
28162 Use (match_dup 0) as input operand.
28164 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28165 Remove mem:BLK from insn operands. Use Pmode scratch register.
28166 Set volatile flag on operand 0.
28167 (*memory_barrier): New insn pattern.
28169 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28171 (*memory_barrier): Use (match_dup 0) as input operand.
28173 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28174 Remove mem:BLK from insn operands. Use Pmode scratch register.
28175 Set volatile flag on operand 0.
28176 (*mb_internal): New insn pattern.
28178 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28180 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28182 PR middle-end/38586
28183 * function.c (struct temp_slot): Move to the section of the file
28184 that deals with temp slots. Remove field 'address'.
28185 (temp_slot_address_table): New hash table of address -> temp slot.
28186 (struct temp_slot_address_entry): New struct, items for the table.
28187 (temp_slot_address_compute_hash, temp_slot_address_hash,
28188 temp_slot_address_eq, insert_temp_slot_address): Support functions
28190 (find_temp_slot_from_address): Rewrite to use the new hash table.
28191 (remove_unused_temp_slot_addresses): Remove addresses of temp
28192 slots that have been made available.
28193 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28194 worker function for remove_unused_temp_slot_addresses.
28195 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28196 Add the temp slot address to the address -> temp slot map.
28197 (update_temp_slot_address): Update via insert_temp_slot_address.
28198 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28199 (pop_temp_slots): Likewise.
28200 (init_temp_slots): Allocate the address -> temp slot map, or empty
28201 the map if it is already allocated.
28202 (prepare_function_start): Initialize temp slot processing.
28204 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28206 PR middle-end/38584
28207 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28208 Calculate the size of all stack vars assuming no packing of stack
28209 vars will happen, replacing a quadratic algorithm with a linear one.
28211 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28214 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28217 2009-01-03 Diego Novillo <dnovillo@google.com>
28219 * doc/contrib.texi: Update contributions.
28221 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28224 * builtins.c (fold_builtin_memory_op): Give up if either operand
28225 is volatile. Set srctype or desttype to non-qualified version
28229 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28230 and FUNCTION_DECLs.
28232 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28234 PR rtl-optimization/35805
28235 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28236 problem if fast dce is able to remove any instructions.
28237 * dce.c (dce_process_block): Fix dump message.
28239 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28242 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28244 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28246 PR middle-end/38690
28247 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28248 * tree-pretty-print.c (op_code_prio): New function.
28249 (op_prio): No longer static. Use op_code_prio.
28250 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28251 Use op_prio and op_code_prio to determine if () should be
28252 printed around operand(s) or not.
28254 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28255 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28256 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28257 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28258 pp_character instead of pp_string for single letter printing.
28260 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28262 * doc/extend.texi: Fix '#pragma GCC option' typo.
28264 2009-01-02 Richard Guenther <rguenther@suse.de>
28266 * doc/install.texi (--enable-checking): Mention different
28267 default for stage1.
28268 (--enable-stage1-checking): Document.
28270 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28272 PR middle-end/30142
28273 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28274 case to be an error.
28276 2009-01-02 Ben Elliston <bje@au.ibm.com>
28278 * config/fp-bit.h (pack_d): Constify argument.
28279 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28280 (isnan): Constify argument.
28282 (iszero): Likewise.
28283 (pack_d): Likewise.
28284 (_fpadd_parts): Constify return type.
28285 (_fpmul_parts): Likewise.
28286 (_fpdiv_parts): Likewise.
28288 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28291 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28292 warn about overwriting initializer with side-effects or
28293 -Woverride-init if !IMPLICIT.
28294 (output_init_element): Likewise. Pass IMPLICIT down to
28296 (process_init_element): Add IMPLICIT argument. Pass it down
28297 to output_init_element.
28298 (push_init_element, pop_init_level, set_designator): Adjust
28299 process_init_element callers.
28300 (set_nonincremental_init, set_nonincremental_init_from_string):
28301 Adjust add_pending_init callers.
28302 (output_pending_init_elements): Adjust output_init_element callers.
28303 * c-tree.h (process_init_element): Adjust prototype.
28304 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28305 process_init_element callers.
28308 Copyright (C) 2009 Free Software Foundation, Inc.
28310 Copying and distribution of this file, with or without modification,
28311 are permitted in any medium without royalty provided the copyright
28312 notice and this notice are preserved.