1 2009-10-07 Joseph Myers <joseph@codesourcery.com>
4 * c-common.c (c_fully_fold_internal): Strip nops from the result
5 of recursive calls to c_fully_fold_internal.
6 (c_wrap_maybe_const): New.
7 (c_save_expr): Use c_wrap_maybe_const.
8 * c-common.h (c_wrap_maybe_const): Declare.
9 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
10 build_binary_op): Use c_wrap_maybe_const.
12 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14 * real.c: Fix comment to reflect actual exponent size.
16 2009-10-08 Ben Elliston <bje@au.ibm.com>
18 * config/rs6000/a2.md: Add FSF comment header.
20 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/i386.md (any_extend): New code iterator.
23 (u, s): New code attributes.
25 (DWIH): Rewrite as code iterator for SI and DI modes.
26 (DWI): Rewrite as mode attribute.
27 (dwi): New mode attribute.
28 (di): Depend on SI mode and DI mode.
29 (doubleint_general_operand): Remove mode attribute.
31 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
34 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
35 (*sub<mode>3_doubleword): Ditto.
37 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
38 using SWIM248 mode iterator.
39 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
40 using SWI48 mode iterator.
41 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
42 patterns using DWIH mode iterator and any_extend code iterator.
43 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
44 using any_extend code iterator.
45 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
46 patterns using DWIH mode iterator and any_extend code iterator.
47 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
48 using any_extend code iterator.
49 (<s>mul<mode>3_highpart): Macroize expander from
50 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
51 and any_extend code iterator.
52 (*<s>muldi3_highpart_1): Macroize insn from
53 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
54 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
55 patterns using any_extend code iterator.
56 (*<s>mulsi3_highpart_zext): Macroize insn from
57 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
59 2009-10-07 Jakub Jelinek <jakub@redhat.com>
61 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
62 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
63 refering to a DIE with DW_AT_const_value.
65 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
68 * ira-lives.c (check_and_make_def_conflict): Process all operands.
70 2009-10-06 Jan Hubicka <jh@suse.cz>
72 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
75 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
77 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
78 *lea_2_rex64): Move before *add<mode>_1 pattern.
80 2009-10-07 Jan Hubicka <jh@suse.cz>
82 * collect2.c (main): Add -fno-whole-program.
83 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
85 2009-10-07 Jan Hubicka <jh@suse.cz>
87 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones has
89 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
91 (cgraph_clone_node): Clear externally_visible flag for clones.
92 * cgraph.h (cgraph_only_called_directly_p,
93 cgraph_can_remove_if_no_direct_calls_p): New predicates.
94 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
95 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
96 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
97 ipcp_insert_stage): Likwise.
98 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
99 externally_visible flag.
100 (verify_cgraph_node): Verify that inline clones look right.
101 (process_function_and_variable_attributes): Do not set
102 externally_visible flags.
103 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
105 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
107 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
108 clear externally_visible when turning into inline clones
109 (cgraph_mark_inline_edge): Use new predicates.
110 (cgraph_estimate_growth): Likewise.
111 (cgraph_decide_inlining): Likewise.
112 * ipa.c (cgraph_postorder): Likewise.
113 (cgraph_remove_unreachable_nodes): Likewise; sanity check
114 that inline clones are not needed.
115 (cgraph_externally_visible_p): New predicate.
116 (function_and_variable_visibility): Add whole_program parameter;
117 always set externally_visible flag; handle COMDAT function
119 (local_function_and_variable_visibility): New function.
120 (gate_whole_program_function_and_variable_visibility): New function.
121 (whole_program_function_and_variable_visibility): New function.
122 (pass_ipa_whole_program_visibility): New function.
123 * passes.c (init_optimization_passes): Add whole program visibility
125 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
126 not care about needed/reachable flags.
127 * varpool.c: Include flags.h
128 (decide_is_variable_needed): When doing LTO assume whole-program mode.
129 (varpool_finalize_decl): When we are in LTO read-back, all variables
131 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
133 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
135 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
138 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
140 * config.gcc: Don't include the makefile fragments intended for
142 * config/s390/fixdfdi.h: File removed.
143 * config/s390/libgcc-glibc.ver: File removed.
144 * config/s390/s390.h: Remove the fixdfdi.h hack.
145 * config/s390/t-crtstuff: File moved to libgcc dir.
146 * config/s390/t-linux: Likewise.
147 * config/s390/t-tpf: libgcc specific parts removed.
148 * config/s390/t-linux64: Likewise.
150 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
152 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
153 (lto-compress.o): Likewise.
155 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
158 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
159 dllexport to class members here.
160 (i386_pe_determine_dllimport_p): Only check static class data for
162 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
163 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
164 functions for vague linkage.
165 (i386_pe_type_dllexport_p): Fix formatting.
166 (maybe_add_dllexport) New function.
167 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
170 2009-10-07 Ben Elliston <bje@au.ibm.com>
172 * config/rs6000/a2.md: Remove duplicated lines.
174 2009-10-07 Ben Elliston <bje@au.ibm.com>
176 * config.gcc (powerpc*-*-*): Handle a2.
177 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
178 * config/rs6000/a2.md: New file.
179 * config/rs6000/rs6000.opt (mno-update): New.
180 (mupdate): Return to using a mask, not a var.
181 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
182 (enum processor_type): Add PROCESSOR_PPCA2.
183 * config/rs6000/rs6000.c (ppca2_cost): New costs.
184 (rs6000_override_options): Add "a2" to processor_target_table.
185 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
186 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
188 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
190 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
191 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
192 reference to nonexistent gen_truncxfxf2 function.
194 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
196 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
197 (DWIH, g, di, doubleint_general_operand): New mode attributes.
198 (general_operand): Handle TI mode.
199 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
200 using SDWIM mode iterator.
201 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
202 pattern from *add{di,ti}3_1 patterns and corresponding splitters
203 using DWI mode iterator.
204 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
205 patterns using SWI mode iterator.
206 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
207 using SWI48 mode iterator.
208 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
209 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
210 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
211 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
212 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
213 using SDWIM mode iterator.
214 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
215 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
216 using DWI mode iterator.
217 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
218 patterns using SWI mode iterator.
219 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
220 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
221 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
222 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
223 patterns using plusminus code iterator.
224 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
225 sub<mode>3 patterns using plusminus code iterator.
226 * config/i386/i386.c (override_options): Update call to
227 gen_subdi_carry_rex64 for renamed function.
228 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
229 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
230 calls to instruction expanders.
232 2009-10-06 Martin Jambor <mjambor@suse.cz>
235 * opts.c (decode_options): Run IPA-SRA at -O2.
237 2009-10-06 Richard Guenther <rguenther@suse.de>
239 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
241 2009-10-06 Tobias Burnus <burnus@net-b.de>
244 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
245 -flto and -fwhole-program flags can be combined.
247 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
250 * gcc.c (process_command): Check that -o argument was specified.
252 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
254 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix
257 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
259 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
260 * doc/invoke.texi (Warning Options): Annotate allowed languages
261 for -Wunsuffixed-float-constants.
263 2009-10-05 Jakub Jelinek <jakub@redhat.com>
265 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
266 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
267 same name and isn't the main variant.
270 * dwarf2out.c (loc_by_reference): Removed.
271 (dw_loc_list_1): New function.
272 (dw_loc_list): Remove toplev argument, add want_address argument.
273 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
274 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
275 want_address == 2 to dw_loc_list. For successful dw_loc_list
276 set have_address to 1 only if want_address is not 0.
278 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
280 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
281 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
282 a code block followed by two pointers.
283 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
284 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
285 (MIPS_MOVE): Likewise.
286 (MIPS_LUI): Likewise.
288 (MIPS_BAL): Likewise.
289 (MIPS_NOP): Likewise.
290 (mips_asm_trampoline_template): Delete.
291 (mips_trampoline_code_size): New function.
292 (mips_trampoline_init): Add shorter sequences for all cases
293 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
294 Calculate the opcodes directly, rather than copying from a template.
295 Only flush the code part of the trampoline.
296 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
298 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
300 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
301 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
302 (INCOMING_RETURN_ADDR_RTX): Likewise.
303 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
305 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
306 with RETURN_ADDR_REGNUM.
307 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
308 * config/mips/mips.c (mips16_build_call_stub): Replace
309 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
310 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
311 (mips_print_operand_punctuation): Likewise.
312 (mips_frame_set): Likewise.
313 (mips16e_output_save_restore): Likewise.
314 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
315 (mips_save_reg_p): Likewise.
316 (mips_return_addr): Likewise.
317 (mips_set_return_address): Likewise.
318 (mips_direct_save_slot_move_p): Likewise.
319 (mips_output_function_prologue): Likewise.
320 (mips_restore_reg): Likewise.
321 (mips_expand_epilogue): Likewise.
322 (mips_epilogue_uses): Likewise.
323 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
324 (*mov<mode>_ra): Use it instead of a hard-coded 31.
325 (clear_hazard_<mode>): Likewise.
326 (call_internal): Likewise.
327 (call_internal_direct): Likewise.
328 (call_direct_split): Likewise.
329 (call_value_internal): Likewise.
330 (call_value_split): Likewise.
331 (call_value_internal_direct): Likewise.
332 (call_value_direct_split): Likewise.
333 (call_value_multiple_internal): Likewise.
334 (call_value_multiple_split): Likewise.
336 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
337 Jakub Jelinek <jakub@redhat.com>
339 PR rtl-optimization/41511
340 * combine.c (record_value_for_reg): Pass explicit values as argument
341 to get_last_value_validate.
342 (get_last_value_validate): Document INSN parameter.
343 For non-readonly MEMs, assume they might have been modified if INSN
344 was in another basic block.
345 (get_last_value): Minor reformatting.
347 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
350 * final.c (asm_str_count): Split out from asm_insn_count.
351 * rtl.h (asm_str_count): New prototype.
352 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
355 2009-10-05 Sriraman Tallam <tmsriram@google.com>
357 * doc/plugins.texi: Change plugin_pass to register_pass_info.
359 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
360 Rafael Espindola <espindola@google.com>
362 * gengtype.c (write_types): Moved call to write_func_for_structure
365 2009-10-05 Richard Guenther <rguenther@suse.de>
368 * lto-cgraph.c (output_cgraph): Output toplevel asms.
369 (input_cgraph_1): Input toplevel asms.
371 2009-10-05 Richard Guenther <rguenther@suse.de>
374 * lto-symtab.c (lto_compatible_attributes_p): Remove.
375 (external_aggregate_decl_p): Likewise.
376 (lto_symtab_compatible): Re-structure. Remove dead code.
377 For variables ignore toplevel qualifiers when comparing types.
378 Issue warnings, not errors for mismatched user-alignment.
380 2009-10-05 Richard Guenther <rguenther@suse.de>
384 * lto-symtab.c (struct lto_symtab_base_def): Remove.
385 (struct lto_symtab_identifier_def): Likewise.
386 (struct lto_symtab_decl_def): Likewise.
387 (struct lto_symtab_entry_def): New.
388 (lto_symtab_identifier_t): Rename to ...
389 (lto_symtab_entry_t): ... this.
390 (lto_symtab_decls): Remove.
391 (lto_symtab_base_hash): Rename to ...
392 (lto_symtab_entry_hash): ... this.
393 (lto_symtab_base_eq): Rename to ...
394 (lto_symtab_entry_eq): ... this.
395 (lto_symtab_base_marked_p): Rename to ...
396 (lto_symtab_entry_marked_p): ... this.
397 (lto_symtab_identifier_marked_p): Remove.
398 (lto_symtab_decl_marked_p): Likewise.
399 (lto_symtab_maybe_init_hash_tables): Rename to ...
400 (lto_symtab_maybe_init_hash_table): ... this.
401 (lto_symtab_set_resolution_and_file_data): Remove.
402 (lto_symtab_register_decl): New function.
403 (lto_symtab_get_identifier): Remove.
404 (lto_symtab_get): New function.
405 (lto_symtab_get_resolution): Adjust.
406 (lto_symtab_get_identifier_decl): Remove.
407 (lto_symtab_set_identifier_decl): Likewise.
408 (lto_symtab_merge_decl): Rename to ...
409 (lto_symtab_merge): ... this. Rewrite.
410 (lto_symtab_merge_var): Remove.
411 (lto_symtab_merge_fn): Likewise.
412 (lto_symtab_prevailing_decl): Adjust.
413 (lto_cgraph_replace_node): New function.
414 (lto_symtab_merge_decls_2): Likewise.
415 (lto_symtab_merge_decls_1): Likewise.
416 (lto_symtab_fixup_var_decls): Likewise.
417 (lto_symtab_resolve_symbols): Likewise.
418 (lto_symtab_merge_decls): Likewise.
419 (lto_symtab_prevailing_decl): Adjust.
420 (lto_symtab_get_symtab_def): Remove.
421 (lto_symtab_get_file_data): Likewise.
422 (lto_symtab_clear_resolution): Adjust.
423 (lto_symtab_clear_resolution): Likewise.
424 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
425 (input_cgraph_1): Likewise.
426 * lto-streamer-in.c (get_resolution): Do not provide fake
427 symbol resolutions here.
428 (deferred_global_decls): Remove.
429 (lto_register_deferred_decls_in_symtab): Likewise.
430 (lto_register_var_decl_in_symtab): Change signature, register
431 variable via lto_symtab_register_decl.
432 (lto_register_function_decl_in_symtab): Likewise.
433 (lto_read_tree): Adjust.
434 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
435 (lto_symtab_merge_var): Likewise.
436 (lto_symtab_merge_fn): Likewise.
437 (lto_symtab_register_decl): Declare.
438 (lto_symtab_merge_decls): Likewise.
440 2009-10-05 Richard Guenther <rguenther@suse.de>
442 PR tree-optimization/23821
443 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
444 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
445 simple IV increments.
447 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
449 * config/arm/arm.c (arm_override_options): Really initialize
450 flag_dwarf2_cfi_asm to 0.
452 2009-10-05 Doug Kwan <dougkwan@google.com>
454 PR rtl-optimization/41574
455 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
456 floating point and we are not doing unsafe math optimizations.
458 2009-10-03 Simon Baldwin <simonb@google.com>
459 Cary Coutant <ccoutant@google.com>
460 Rafael Espindola <espindola@google.com>
461 Richard Guenther <rguenther@suse.de>
462 Jan Hubicka <jh@suse.cz>
463 Doug Kwan <dougkwan@google.com>
464 H.J. Lu <hongjiu.lu@intel.com>
465 Bill Maddox <maddox@google.com>
466 Ryan Mansfield <rmansfield@qnx.com>
467 Diego Novillo <dnovillo@google.com>
468 Ollie Wild <aaw@google.com>
469 Kenneth Zadeck <zadeck@naturalbridge.com>
471 * lto-cgraph.c: New file.
472 * lto-compress.c: New file.
473 * lto-compress.h: New file.
474 * lto-opts.c: New file.
475 * lto-section-in.c: New file.
476 * lto-section-out.c: New file.
477 * lto-streamer-in.c: New file.
478 * lto-streamer-out.c: New file.
479 * lto-streamer.c: New file.
480 * lto-streamer.h: New file.
481 * lto-symtab.c: New file.
482 * lto-wpa-fixup.c: New file.
483 * lto-wrapper.c: New file.
485 2009-10-03 Simon Baldwin <baldwin@google.com>
486 Ben Elliston <bje@au.ibm.com>
487 Rafael Espindola <espindola@google.com>
488 Nathan Froyd <froydnj@codesourcery.com>
489 Jan Hubicka <jh@suse.cz>
490 Doug Kwan <dougkwan@google.com>
491 Diego Novillo <dnovillo@google.com>
492 Kenneth Zadeck <zadeck@naturalbridge.com>
494 * Makefile.in (enable_lto): New.
495 (site.exp): If @enable_lto@ is set to 'yes' define
497 (LINKER_PLUGIN_API_H): Define.
498 (LTO_SYMTAB_H): Define.
499 (LTO_STREAMER_H): Define.
500 (TREE_VECTORIZER_H): Define.
501 (INCLUDES): Add LIBELFINC.
502 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
503 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
504 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o,
506 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
507 (native): Add lto-wrapper$(exeext)
508 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
509 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
510 lto-symtab.o, lto-opts.o, lto-streamer.o,
511 lto-wpa-fixup.o): New rules.
512 (gimple.o): Add dependency on LTO_HEADER_H and
514 (varasm.o): Add dependency on tree-iterator.h.
515 (cgraph.o): Add dependency on cif-code.def.
516 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
517 (ipa-pure-const.o): Likewise.
518 (GTFILES): Add lto-symtab.c.
519 (install-lto-wrapper): New.
520 * configure.ac: If 'lto' is in enable_languages, define
521 ENABLE_LTO and enable_lto.
522 If LIBELFLIBS is set, define HAVE_libelf.
523 * config.in: Regenerate.
525 2009-10-03 Rafael Espindola <espindola@google.com>
526 Diego Novillo <dnovillo@google.com>
528 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
530 Call execute_ipa_summary_passes for all_regular_ipa_passes and
532 (cgraph_optimize): Make extern.
534 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
535 Kenneth Zadeck <zadeck@naturalbridge.com>
537 * toplev.c (in_lto_p): Declare.
538 * collect2.c (scan_prog_file): Read all the output when reading
540 (enum lto_mode_d): Declare.
542 2009-10-03 Richard Guenther <rguenther@suse.de>
543 Diego Novillo <dnovillo@google.com>
545 * gimple.c: Include target.h and alias.h.
546 (gimple_types): Declare.
547 (type_hash_cache): Declare.
548 (gimple_alloc_stat): Make extern.
549 (gimple_build_eh_must_not_throw): Call
550 gimple_eh_must_not_throw_set_fndecl.
551 (struct type_pair_d): Declare.
552 (type_pair_t): Declare.
553 (type_pair_hash): New.
555 (lookup_type_pair): New.
556 (gimple_force_type_merge): New.
557 (compare_type_names_p): New.
558 (compare_field_offset): New.
559 (gimple_types_compatible_p): New.
560 (struct sccs): Declare.
561 (next_dfs_num): Declare.
562 (iterative_hash_gimple_type): New.
564 (iterative_hash_type_name): New.
565 (iterative_hash_gimple_type): New.
566 (gimple_type_hash): New.
567 (gimple_type_eq): New.
568 (gimple_register_type): New.
569 (print_gimple_types_stats): New.
570 (gimple_signed_or_unsigned_type): New.
571 (gimple_unsigned_type): New.
572 (gimple_signed_type): New.
573 (gimple_get_alias_set): New.
574 (gimple_decl_printable_name): Do not use DMGL_TYPES.
575 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
576 (gimple_force_type_merge): Declare.
577 (gimple_types_compatible_p): Declare.
578 (gimple_register_type): Declare.
579 (print_gimple_types_stats): Declare.
580 (gimple_unsigned_type): Declare.
581 (gimple_signed_type): Declare.
582 (gimple_get_alias_set): Declare.
583 (gimple_eh_must_not_throw_set_fndecl): New.
585 2009-10-03 Jan Hubicka <jh@suse.cz>
586 Kenneth Zadeck <zadeck@naturalbridge.com>
588 * ipa-pure-const.c: Include lto-streamer.h.
589 (register_hooks): Factor out of ...
590 (generate_summary): ... here.
591 (pure_const_write_summary): New.
592 (pure_const_read_summary): New.
593 (pass_ipa_pure_const): Add pure_const_write_summary and
594 pure_const_read_summary.
595 * ipa-reference.c: Include lto-streamer.h.
596 (add_new_function): New.
597 (remove_node_data): New.
598 (duplicate_node_data): New.
599 (ipa_init): Guard against multiple calls.
600 Move hook setup from analyze_function.
601 (write_node_summary_p): New.
602 (ipa_reference_write_summary): New.
603 (ipa_reference_read_summary): New.
604 (pass_ipa_reference): Add ipa_reference_write_summary and
605 ipa_reference_read_summary.
606 * cgraph.h (cgraph_local_info): Add field lto_file_data.
607 (struct cgraph_edge): Add fields lto_stmt_uid and
608 call_stmt_cannot_inline_p.
609 (cgraph_optimize): Declare.
610 (cgraph_decide_is_function_needed): Declare.
611 (reset_inline_failed): Declare.
612 (enum LTO_cgraph_tags): Declare.
613 (LTO_cgraph_tag_names): Declare.
614 (LCC_NOT_FOUND): Define.
616 2009-10-03 Doug Kwan <dougkwan@google.com>
617 Rafael Espindola <espindola@google.com>
618 Jan Hubicka <jh@suse.cz>
619 Diego Novillo <dnovillo@google.com>
620 Kenneth Zadeck <zadeck@naturalbridge.com>
622 * passes.c (all_regular_ipa_passes): New.
623 (all_ipa_passes): Rename to all_small_ipa_passes.
624 (init_optimization_passes): Init all_regular_ipa_passes.
625 * tree-pass.h (all_regular_ipa_passes): New.
626 (all_ipa_passes): Rename to all_small_ipa_passes.
627 * passes.c (all_lto_gen_passes): New.
628 (init_optimization_passes): Initialize all_lto_gen_passes.
629 (execute_ipa_summary_passes): Make non-static.
630 (ipa_write_summaries_1): New.
631 (ipa_write_summaries_2): New.
632 (ipa_write_summaries): New.
633 (ipa_write_summaries_of_cgraph_node_set): New.
634 (ipa_read_summaries_1): New.
635 (ipa_read_summaries): New.
636 (execute_ipa_pass_list): Call cgraph_process_new_functions.
637 (execute_regular_ipa_pass_list): Remove.
638 (init_optimization_passes): Schedule
639 pass_rebuild_cgraph_edges and pass_early_inline outside
640 of pass_all_early_optimizations. Document reason.
641 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
642 pass_ipa_lto_finish_out): New pass.
643 (pass_ipa_summary_passes): Start and stop timers if the pass
645 (execute_all_ipa_transforms): New.
646 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
647 (dump_properties, debug_properties): New.
648 * tree-optimize.c (gate_all_early_local_passes): Return
649 false if we are in lto1.
650 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
651 * tree-pass.h (execute_all_ipa_transforms): Declare.
652 (pass_ipa_function_and_variable_visibility): Declare.
653 (pass_ipa_early_inline): Declare.
654 (pass_ipa_lto_gimple_out): Declare.
655 (pass_ipa_lto_wpa_fixup): Declare.
656 (pass_ipa_lto_finish_out): Declare.
657 (all_small_ipa_passes, all_regular_ipa_passes,
658 all_lto_gen_passes): Declare.
659 (execute_ipa_summary_passes): Declare.
660 (execute_all_ipa_transforms): Declare.
661 (ipa_write_summaries): Declare
662 (ipa_write_summaries_of_cgraph_node_set): Declare.
663 (ipa_read_summaries): Declare.
665 2009-10-03 Doug Kwan <dougkwan@google.com>
666 Ollie Wild <aaw@google.com>
668 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do
671 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
672 (lto_mode): New variable.
673 (maybe_run_lto_and_relink): Handle the -fwpa option.
674 (main): Handle the -fwpa option.
675 (maybe_unlink_list): New function.
676 * gcc.c (link_lto_options): Replace -flto with -fwpa.
677 * common.opt (flto): New flag.
678 * toplev.c (flag_generate_lto): Declare.
680 2009-10-03 Simon Baldwin <simonb@google.com>
682 * common.opt (flto-compression-level): New flag.
684 * opts.c: Include lto-opts.h.
685 (handle_option): Call lto_register_user_option for each
686 valid option handled.
687 * (decode_options): Clear registered options before the options
690 2009-10-03 Cary Coutant <ccoutant@google.com>
692 * collect2.c (is_elf): New function.
693 (scan_prog_file): Require LTO object to be in ELF format.
695 2009-10-03 Rafael Espindola <espindola@google.com>
697 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
698 libgcc to the linker.
700 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is
703 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
704 (collect_execute): Add flags argument. Pass flags to pex_run. Update
706 * collect2.h (collect_execute): Add flags argument.
707 * tlink.c (tlink_execute): Update call to collect_execute.
708 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
709 (use_linker_plugin): New.
710 (use_linker_plugin_spec_function): New.
711 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
712 (linker_plugin_file_spec): New.
713 (lto_wrapper_spec): New.
715 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
716 (static_spec_functions): Add use-linker-plugin.
717 (process_command): Handle -use-linker-plugin.
718 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
719 linker_plugin_file_spec and lto_gcc_spec.
720 (use_linker_plugin_spec_function): New.
722 2009-10-03 Richard Guenther <rguenther@suse.de>
726 * tree.h (is_lang_specific): Include LANG_TYPE.
727 * tree.c (find_decls_types_r): Manually add interesting parts
728 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
730 * gimple.c (type_pair_hash): Make symmetric.
731 (type_pair_eq): Likewise.
732 (lookup_type_pair): Increase initial hashtable size.
733 (gimple_force_type_merge): Rely on type-pair symmetry.
734 (visit): Remove excessive checking code.
735 (iterative_hash_type_name): Do not hash TYPE_NAME of
737 (gimple_register_type): Remove getenv calls, shrink initial
741 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
742 inline functions if not generating lto output.
745 * toplev.c (finalize): In WPA mode remove the asm file.
747 2009-10-03 Doug Kwan <dougkwan@google.com>
749 * ipa-inline.c (cgraph_mark_inline): Check
750 edge->call_stmt_cannot_inline_p instead of calling
751 gimple_call_cannot_inline_p.
752 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
753 (cgraph_gate_ipa_early_inlining): Return false if
755 (inline_generate_summary): Do nothing in LTRANS.
756 * cgraph.c (initialize_inline_failed): Make sure
757 e->call_stmt exists before calling
758 gimple_call_cannot_inline_p.
759 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
760 (cgraph_clone_edge): Add argument STMT_UID. Modify all
762 Update new_edge->lto_stmt_uid.
763 * cgraphbuild.c (reset_inline_failed): New.
765 * common.opt (fwpa): New flag.
766 (fltrans): New option.
767 * gcc.c (gcc_lto_option_t): New type.
768 (current_lto_option): New variable.
769 (lto_single_spec_function): Remove and is replaced by ..
770 (lto_option_spec_function): New function.
771 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
772 passing the -flto flag.
773 (cc1_options): Separate non-LTO related parts into ..
774 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
775 (lto1_options): New spec for lto FE.
776 (link_lto_options): New spec for handling LTO flags in linker.
777 (invoke_lto_single): Re-format to fit in 80 column. Replace
778 lto-single with lto-option.
779 (static_specs): Add cc1_non_lto_options, lto1_options and
781 (static_spec_function): Replace lto-single with lto-option.
782 (process_command): Handle -flto, -fwpa and -fltran
783 by setting current_lto_option and not passing it to subprocess
786 2009-10-03 Bill Maddox <maddox@google.com>
788 Add `gcc' driver support for link-time code generation (LTO).
790 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
791 (lto_flag, lto_objects, lto_o_file): New variables.
792 (struct lto_object, struct lto_object_list): New structures.
793 (collect_exit, handler): Remove LTO temporary output file on exit.
794 (add_lto_object): New function.
795 (maybe_run_lto_and_relink): New function. Perform link time code
796 generation and relinking for object files containing LTO information.
797 (main): Invoke maybe_run_lto_and_relink().
798 (dump_argv): New function. For debugging, currently disabled.
799 (scan_prog_file): Add LTO information pass.
800 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
802 * toplev.c (compile_file): Emit assembler directive to create
803 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
805 2009-10-03 Diego Novillo <dnovillo@google.com>
807 * c.opt: Add LTO to warn_abi and warn_psabi.
809 * tree.c (fld_worklist_push): Rename from PUSH.
810 Convert to static inline function.
811 Ignore language-specific nodes.
813 (find_decls_types_r): Do not traverse the subtrees of
814 language-specific nodes.
815 Do not traverse DECL_INITIAL for TYPE_DECLs.
816 * tree.h (is_lang_specific): New.
817 * langhooks.h (struct lang_hooks_for_decls): Remove
818 may_need_assembler_name_p. Update all users.
820 * c-common.c (set_builtin_user_assembler_name): Move ...
821 * builtins.c (set_builtin_user_assembler_name): ... here.
822 (is_builtin_name): Add comment
823 (is_builtin_fn): New.
824 * except.c (output_ttype): Only call
825 lookup_type_for_runtime if TYPE is not a runtime type.
827 * passes.c (register_pass): Call position_pass on
828 all_small_ipa_passes, all_regular_ipa_passes and
830 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
831 (TV_IPA_LTO_DECL_IO): Define.
832 (TV_IPA_LTO_CGRAPH_IO): Define.
834 (TV_WHOPR_WPA): Define.
835 (TV_WHOPR_WPA_IO): Define.
836 (TV_WHOPR_LTRANS): Define.
837 (TV_WHOPR_WPA_FIXUP): Define.
838 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
839 * tree-cfg.c (tree_node_can_be_shared): Make extern.
840 * tree-flow.h (tree_node_can_be_shared): Declare.
841 * tree-inline.c (tree_can_inline_p): Check that E has a
842 statement associated with it.
843 * tree.c (free_lang_data_in_binf): Factor out of ...
844 (free_lang_data_in_type): ... here.
845 Call RECORD_OR_UNION_TYPE_P.
846 (need_assembler_name_p): Ignore DECL if it does not have
848 Call lang_hooks.decls.may_need_assembler_name_p if set.
849 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for
851 (free_lang_data): Set debug_info_level to
853 Set write_symbols to NO_DEBUG.
854 Set debug_hooks to do_nothing_debug_hooks.
855 (gate_free_lang_data): Return true if flag_generate_lto
857 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
858 * c-common.h (set_builtin_user_assembler_name): Move ...
859 * tree.h (set_builtin_user_assembler_name): ... here.
861 * common.opt (flto-report): New flag.
862 * opts.c (complain_wrong_lang): Do not complain if
864 * collect2.c (scan_prog_file): Send the error output of
865 'nm' to HOST_BIT_BUCKET.
867 2009-10-03 Ollie Wild <aaw@google.com>
869 * langhooks-def.h (lhd_begin_section): New function declaration.
870 (lhd_write_section): New function declaration.
871 (lhd_end_section): New function declaration.
872 (LANG_HOOKS_BEGIN_SECTION): New macro.
873 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
874 (LANG_HOOKS_END_SECTION): New macro.
875 (LANG_HOOKS_LTO): New macro.
876 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
877 * langhooks.c (output.h): Add include.
878 (saved_section): New static variable.
879 (lhd_begin_section): New function.
880 (lhd_write_section_data): New function.
881 (lhd_end_section): New function.
882 * langhooks.h (struct lang_hooks_for_lto): New structure.
883 (struct lang_hooks): Add member lto.
884 * Makefile.in (langhooks.o): Add dependency on output.h.
886 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
888 2009-10-03 Richard Guenther <rguenther@suse.de>
890 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
893 2009-10-03 Simon Baldwin <simonb@google.com>
894 Richard Guenther <rguenther@suse.de>
895 Janis Johnson <janis187@us.ibm.com>
896 Doug Kwan <dougkwan@google.com>
897 Diego Novillo <dnovillo@google.com>
898 Ramana Radhakrishnan <ramana.r@gmail.com>
899 Ollie Wild <aaw@google.com>
901 * doc/install.texi: Add documentation for libelf and --enable-lto.
902 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr,
903 -fltrans, -flto-report, -flto-compression-level and
905 * doc/sourcebuild.texi: Document use of zlib.
907 Add section for LTO Testing.
909 2009-10-02 Cary Coutant <ccoutant@google.com>
911 Add support for comdat type sections for DWARF v4. Merge from dwarf4
913 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
914 (dw_die_ref): Define vector type.
915 (enum dw_val_class): Add dw_val_class_data8.
916 (struct dw_val_struct): Add v.val_data8.
917 (comdat_type_node_ref): New type.
918 (struct die_struct): Move die_symbol into a union; add new field
919 die_type_node. Change all uses.
920 (comdat_type_node): New type.
921 (skeleton_chain_node): New type.
922 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
923 (comdat_type_list): New variable.
924 (dwarf_tag_name): Add DW_TAG_type_unit.
925 (dwarf_attr_name): Add DW_AT_signature.
926 (add_AT_data8): New function.
927 (replace_child): New function.
928 (move_all_children): New function.
929 (print_signature): New function.
930 (print_die): Print signature information; add dw_val_class_data8.
931 (attr_checksum): Support dw_val_class_data8.
932 (CHECKSUM_STRING): Redefine for DWARF-4 to include
934 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
935 (checksum_sleb128, checksum_uleb128): New functions.
936 (checksum_die_context): New function.
937 (loc_checksum_ordered): New function.
938 (attr_checksum_ordered): New function.
939 (struct checksum_attributes): New structure.
940 (collect_checksum_attributes): New function.
941 (die_checksum_ordered): New function.
942 (generate_type_signature): New function.
943 (same_dw_val_p): Add dw_val_class_data8.
944 (is_symbol_die): Use new is_declaration_die function.
945 (is_declaration_die): New function.
946 (should_move_die_to_comdat): New function.
947 (clone_die): New function.
948 (clone_tree): New function.
949 (clone_as_declaration): New function.
950 (copy_declaration_context): New function.
951 (generate_skeleton_ancestor_tree): New function.
952 (generate_skeleton_bottom_up): New function.
953 (generate_skeleton): New function.
954 (remove_child_or_replace_with_skeleton): New function.
955 (break_out_comdat_types): New function.
956 (struct decl_table_entry): New type.
957 (htab_decl_hash): New function.
958 (htab_decl_eq): New function.
959 (htab_decl_del): New function.
960 (copy_ancestor_tree): New function.
961 (copy_decls_walk): New function.
962 (copy_decls_for_unworthy_types): New function.
963 (build_abbrev_table): Don't assert on missing die_symbol when doing
964 comdat type sections.
965 (size_of_die): Use DW_FORM_sig8 for external references; Add
967 (unmark_dies): Don't assert for unmarked dies when doing comdat
969 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
970 (output_signature): New function.
971 (output_die): Likewise.
972 (output_compilation_unit_header): Mark output as DWARF version 3
973 even if generating DWARF 4.
974 (output_comdat_type_unit): New function.
975 (output_line_info): Mark output as DWARF version 3 even if generating
977 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
979 (dwarf2out_end_source_file): Likewise.
980 (prune_unused_types_walk_attribs): Don't follow references into
981 comdat type sections.
982 (prune_unused_types_mark): When generating type units, do not mark
983 children of non-defining declarations of types; do mark children of
985 (prune_unused_types): Process comdat type sections.
986 (htab_ct_hash): New function.
987 (htab_ct_eq): New function.
988 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
989 Add a pointer to the line table from type unit entries so
990 DW_AT_decl_file has meaning.
991 * varasm.c (default_elf_asm_named_section): Use identifier name as
992 comdat key instead of lang hook.
994 2009-10-02 Neil Vachharajani <nvachhar@google.com>
996 * gcov-io.c (gcov_open): Open files read-only when MODE < 0
998 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1000 * config/i386/i386.md (SWIM248): New mode iterator.
1001 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1002 divmodhi4 patterns using SWIM248 macro.
1003 (*divmod<mode>4): Macroize insn_and_split pattern from
1004 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1005 and their corresponding splitters usign SWIM248 macro. Split SImode
1006 insn to generate cltd and DImode insn to generate cqto instead of
1007 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1008 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1009 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1010 *divmodsi_noext patterns using SWIM248 macro.
1011 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1012 udivmodhi4 patterns using SWIM248 macro.
1013 (*udivmod<mode>4): Macroize insn_and_split pattern from
1014 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1015 corresponding splitters using SWIM248 macro.
1016 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1017 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1019 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1021 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1022 of zero-sized element is zero-sized regardless of its extent.
1024 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1027 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1028 * configure: Regenerated.
1029 * config.in: Regenerated.
1030 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1031 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1032 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1033 not emitting .eh_frame, emit .cfi_sections .debug_frame
1038 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1039 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
1041 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1042 vars use DECL_RTL with resetting it back to NULL afterwards.
1043 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1044 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1045 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1046 the attribute type allows it, otherwise use DW_FORM_dataN.
1047 (mem_loc_descriptor): Handle CONST_STRING.
1048 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1049 Handle MEM with CONST_STRING address using add_AT_string.
1050 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1051 CONST_STRING for const arrays initialized with a string literal.
1052 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1053 (dwarf2out_finish): Call resolve_addr.
1055 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1056 Maxim Kuvyrkov <maxim@codesourcery.com>
1058 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1060 2009-10-02 Nick Clifton <nickc@redhat.com>
1062 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1063 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1065 2009-10-01 Jan Hubicka <jh@suse.cz>
1067 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1068 (cgraph_create_virtual_clone): Just pass redirect_callers
1070 * cgraph.h (cgraph_clone_node): Update prototype.
1071 * ipa-pure-const.c (self_recursive_p): New function.
1072 (propagate): Use it.
1073 * ipa-inline.c (cgraph_clone_inlined_nodes,
1074 cgraph_decide_recursive_inlining): Update.
1076 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1078 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1079 instructions for TARGET_OCTEON.
1081 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1083 * config/arm/arm.c (arm_override_options): Turn off
1084 flag_dwarf2_cfi_asm for AAPCS variants.
1086 2009-10-01 Martin Jambor <mjambor@suse.cz>
1089 * tree-sra.c (convert_callers): Do not call
1090 compute_inline_parameters on one caller more than once.
1092 2009-10-01 Nick Clifton <nickc@redhat.com>
1094 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1095 an empty string if not already defined.
1097 2009-10-01 Martin Jambor <mjambor@suse.cz>
1100 * tree-sra.c (is_va_list_type): New function.
1101 (find_var_candidates): Call is_va_list_type.
1102 (find_param_candidates): Check that the type or the type pointed
1103 to are not va_list types.
1105 2009-10-01 Martin Jambor <mjambor@suse.cz>
1108 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1109 DECL_ARTIFICIAL (param_decl) is true.
1111 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1113 * tree.h (tree_decl_common::lang_flag_8): New.
1114 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1116 * c-common.h (RID_CONSTEXPR): New.
1118 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1120 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1121 Use ref-all pointers.
1122 (alpha_gimplify_va_arg): Ditto.
1124 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1127 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1128 before insn counting loop now that BB_END (bb) is counted. Ensure
1129 the return value isn't zero.
1131 2009-09-30 Nick Clifton <nickc@redhat.com>
1133 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1134 with separate definitions of c_target_objs and cxx_target_objs.
1135 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1137 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1138 sh_symbian_import_export_class.
1139 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1140 * config/sh/symbian.c: Delete, moving code into...
1141 * config/sh/symbian-base.c: ... here
1142 * config/sh/symbian-c.c: ... and here
1143 * config/sh/symbian-cxx.c: ... and here.
1145 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1148 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1149 of plus RTX into register.
1151 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1153 * doc/install.texi: Linguistic and markup fixes.
1154 (Configuration) <--disable-cpp>: Remove description.
1155 <--enable-maintainer-mode>: Autotools files are affected, too.
1156 <--with-sysroot>: Improve description.
1157 (Building): Bump required GNU make version.
1159 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1161 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1162 (x86_64-*-*): Ditto.
1164 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1165 intrinisics for FMA4.
1166 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1167 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1168 Add FMA4 check and fma4intrin.h.
1169 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1171 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1172 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1173 constant for FMA4 support.
1174 (UNSPEC_FMA4_FMADDSUB): Ditto.
1175 (UNSPEC_FMA4_FMSUBADD): Ditto.
1176 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1177 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1178 (ix86_expand_fma4_multiple_memory): Ditto.
1179 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1180 (OPTION_MASK_ISA_FMA4_UNSET): New.
1181 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1182 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1183 (ix86_handle_option): Handle -mfma4.
1184 (isa_opts): Handle -mfma4.
1185 (enum pta_flags): Add PTA_FMA4.
1186 (override_options): Add FMA4 support.
1187 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1188 (IX86_BUILTIN_VFMADDSD): Ditto.
1189 (IX86_BUILTIN_VFMADDPS): Ditto.
1190 (IX86_BUILTIN_VFMADDPD): Ditto.
1191 (IX86_BUILTIN_VFMSUBSS): Ditto.
1192 (IX86_BUILTIN_VFMSUBSD): Ditto.
1193 (IX86_BUILTIN_VFMSUBPS): Ditto.
1194 (IX86_BUILTIN_VFMSUBPD): Ditto.
1195 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1196 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1197 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1198 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1199 (IX86_BUILTIN_VFNMADDSS): Ditto.
1200 (IX86_BUILTIN_VFNMADDSD): Ditto.
1201 (IX86_BUILTIN_VFNMADDPS): Ditto.
1202 (IX86_BUILTIN_VFNMADDPD): Ditto.
1203 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1204 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1205 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1206 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1207 (IX86_BUILTIN_VFMADDPS256): Ditto.
1208 (IX86_BUILTIN_VFMADDPD256): Ditto.
1209 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1210 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1211 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1212 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1213 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1214 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1215 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1216 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1217 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1218 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1219 (enum multi_arg_type): New enum for describing the various FMA4
1220 intrinsic argument types.
1221 (bdesc_multi_arg): New table for FMA4 intrinsics.
1222 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1223 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1225 (ix86_expand_builtin): Add FMA4 intrinsic support.
1226 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1227 operand instructions.
1228 (ix86_expand_fma4_multiple_memory): New function to split the
1229 second memory reference from FMA4 instructions.
1230 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1231 (ssemodesuffixf2s): Ditto.
1232 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1234 (fma4_fmsub<mode>4): Ditto.
1235 (fma4_fnmadd<mode>4): Ditto.
1236 (fma4_fnmsub<mode>4): Ditto.
1237 (fma4_vmfmadd<mode>4): Ditto.
1238 (fma4_vmfmsub<mode>4): Ditto.
1239 (fma4_vmfnmadd<mode>4): Ditto.
1240 (fma4_vmfnmsub<mode>4): Ditto.
1241 (fma4_fmadd<mode>4256): Ditto.
1242 (fma4_fmsub<mode>4256): Ditto.
1243 (fma4_fnmadd<mode>4256): Ditto.
1244 (fma4_fnmsub<mode>4256): Ditto.
1245 (fma4_fmaddsubv8sf4): Ditto.
1246 (fma4_fmaddsubv4sf4): Ditto.
1247 (fma4_fmaddsubv4df4): Ditto.
1248 (fma4_fmaddsubv2df4): Ditto.
1249 (fma4_fmsubaddv8sf4): Ditto.
1250 (fma4_fmsubaddv4sf4): Ditto.
1251 (fma4_fmsubaddv4df4): Ditto.
1252 (fma4_fmsubaddv2df4): Ditto.
1253 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1254 instructions for intrinsics.
1255 (fma4i_fmsub<mode>4): Ditto.
1256 (fma4i_fnmadd<mode>4): Ditto.
1257 (fma4i_fnmsub<mode>4): Ditto.
1258 (fma4i_vmfmadd<mode>4): Ditto.
1259 (fma4i_vmfmsub<mode>4): Ditto.
1260 (fma4i_vmfnmadd<mode>4): Ditto.
1261 (fma4i_vmfnmsub<mode>4): Ditto.
1262 (fma4i_fmadd<mode>4256): Ditto.
1263 (fma4i_fmsub<mode>4256): Ditto.
1264 (fma4i_fnmadd<mode>4256): Ditto.
1265 (fma4i_fnmsub<mode>4256): Ditto.
1266 (fma4i_fmaddsubv8sf4): Ditto.
1267 (fma4i_fmaddsubv4sf4): Ditto.
1268 (fma4i_fmaddsubv4df4): Ditto.
1269 (fma4i_fmaddsubv2df4): Ditto.
1270 (fma4i_fmsubaddv8sf4): Ditto.
1271 (fma4i_fmsubaddv4sf4): Ditto.
1272 (fma4i_fmsubaddv4df4): Ditto.
1273 (fma4i_fmsubaddv2df4): Ditto.
1275 * doc/invoke.texi (-mfma4): Add documentation.
1276 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1278 2009-09-29 Richard Henderson <rth@redhat.com>
1280 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1281 an edge to the new destination block.
1283 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1286 * pa.c (hppa_profile_hook): Use
1287 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1289 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1290 Alexander Monakov <amonakov@ispras.ru>
1293 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1294 (not_postinc_memory_operand): New.
1295 (not_postinc_move_operand): New.
1296 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1297 (*cmovsi_internal): Ditto.
1299 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1301 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1302 restrict issue_rate in first pass when scheduling for register
1305 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1306 Rafael Avila de Espindola <espindola@google.com>
1308 * gengtype.c (plugin_output): New.
1309 (get_output_file_with_visibility): Return plugin_output for plugins.
1310 (main): Parse and use the -P option.
1311 * gty.texi: Update the command line format.
1313 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1316 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1318 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1319 out if !const_ok_for_output.
1322 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1323 case VAR_LOCATION>: Remove gcc_unreachable ().
1325 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1327 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1328 (x86_64-*-*): Ditto.
1329 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1330 back to smmintrin.h.
1331 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1332 * config/i386/x86intrin.h: Remove SSE5.
1333 * config/i386/mmintrin-common.h: Delete file.
1334 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1336 2009-09-29 Richard Guenther <rguenther@suse.de>
1338 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1339 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1341 2009-09-29 Nick Clifton <nickc@redhat.com>
1343 * function.c (current_function_name): If there is no current
1344 function just return "<none>".
1346 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1348 * tree-pass.h (register_pass_info): New structure.
1349 (pass_positioning_ops): Move enum from gcc-plugin.h.
1350 (register_pass): New function.
1351 * gcc-plugin.h (plugin_pass): Delete structure.
1352 (pass_positioning_ops): Delete enum.
1353 * plugin.c (regsiter_pass): Delete function.
1354 (position_pass): Delete function.
1355 (added_pass_nodes): Delete variable.
1356 (prev_added_pass_nodes): Delete variable.
1357 (pass_list_node): Delete structure.
1358 * passes.c (make_pass_instance): New function.
1359 (next_pass_1): Change to call make_pass_instance.
1360 (pass_list_node): Move structure from gcc-plugin.h.
1361 (added_pass_nodes): Move variable from plugin.c.
1362 (prev_added_pass_nodes): Move variable from plugin.c.
1363 (position_pass): New function.
1364 (register_pass): New function.
1366 2009-09-28 Easwaran Raman <eraman@google.com>
1368 * ifcvt.c (noce_try_abs): Recognize pattern and call
1369 expand_one_cmpl_abs_nojump.
1370 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1371 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1373 2009-09-28 Ian Lance Taylor <iant@google.com>
1376 * c-opts.c (c_common_handle_option): Don't set
1377 warn_jump_misses_init for -Wall.
1378 * doc/invoke.texi (Warning Options): Update documentation.
1380 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1382 * Makefile.in ($(out_object_file)): Depend on
1383 gt-$(basename $(notdir $(out_file))).h.
1385 2009-09-28 Richard Henderson <rth@redhat.com>
1387 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1388 * except.c (gen_eh_region): Set it.
1389 (duplicate_eh_regions_1): Copy it.
1390 * tree-eh.c (lower_resx): Use it to determine which function
1393 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1394 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1395 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1396 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1397 BUILT_IN_CXA_END_CLEANUP if necessary.
1399 * c-common.c (c_define_builtins): Update call to
1400 build_common_builtin_nodes.
1402 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1404 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1406 2009-09-28 Michael Matz <matz@suse.de>
1408 * builtins.c (interclass_mathfn_icode): New helper.
1409 (expand_builtin_interclass_mathfn): Use it here, and split folding
1411 (fold_builtin_interclass_mathfn): ... this new folder.
1412 (build_call_nofold_loc): New static helper.
1413 (build_call_nofold): New wrapper macro for above.
1414 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1415 (expand_builtin_pow): Ditto.
1416 (expand_builtin_memset_args): Ditto.
1417 (expand_builtin_printf): Ditto.
1418 (expand_builtin_fprintf): Ditto.
1419 (expand_builtin_sprintf): Ditto.
1420 (expand_builtin_memory_chk): Ditto.
1421 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1422 (expand_builtin_stpcpy): Ditto.
1423 (expand_builtin_strcmp): Ditto.
1424 (expand_builtin_strncmp): Ditto.
1425 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1426 (expand_builtin_strcpy_args): Don't call folders.
1427 (expand_builtin_memcmp): Ditto.
1428 (expand_builtin_strncpy): Ditto, and use target.
1429 (expand_builtin_memcpy): Ditto.
1430 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1431 expand_builtin_strpbrk, expand_builtin_memmove,
1432 expand_builtin_memmove_args, expand_builtin_bcopy,
1433 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1434 expand_builtin_strspn, expand_builtin_strcspn,
1435 expand_builtin_fputs): Remove these.
1436 (expand_builtin): Don't call the above, change calls to other
1437 expanders that changed prototype.
1438 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1439 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1440 fold_builtin_interclass_mathfn.
1441 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1442 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1444 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1445 * passes.c (init_optimization_passes): Move pass_fold_builtins
1446 after last phiopt pass.
1447 * tree-inline.c (fold_marked_statements): When folding builtins
1448 iterate over all instruction potentially generated.
1449 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1451 (fold_gimple_call): Use it to always fold calls (into potentially
1452 multiple instructions).
1453 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1454 calls into zero at this time.
1455 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1456 statements generated by builtin folding.
1458 2009-09-28 Nick Clifton <nickc@redhat.com>
1460 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
1463 2009-09-28 Duncan Sands <baldrick@free.fr>
1465 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1466 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1467 (register_callback): Dispatch it.
1468 (invoke_plugin_callbacks): Incorporate in sanity check.
1469 * ggc.h (ggc_register_cache_tab): Add declaration.
1470 * ggc-common.c (ggc_register_root_tab): Simplify.
1471 (const_ggc_cache_tab_t): New typedef.
1472 (extra_cache_vec): New vector of dynamically added cache tables.
1473 (ggc_register_cache_tab): New function.
1474 (ggc_scan_cache_tab): New function.
1475 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1476 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1478 2009-09-27 Richard Henderson <rth@redhat.com>
1480 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1481 which we remove __builtin_stack_restore.
1483 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1485 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1486 to test for GRD_INVARIANT.
1487 (simple_rhs_p): Anything that's function_invariant_p is fine.
1489 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1491 * gengtype.c (main): Use plunge_files instead of plugin_output.
1493 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1494 Rafael Avila de Espindola <espindola@google.com>
1496 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1497 Don't print pch related info if it is false.
1498 (main): Don't print pch info in plugin mode.
1500 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1502 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1503 with dw_val_class_const_double.
1504 (struct dw_val_struct): Replace val_long_long with val_double and
1505 adjust for above change.
1506 (output_loc_operands): Likewise.
1507 (add_AT_long_long): Rename into...
1508 (add_AT_double): ...this.
1509 (print_die): Replace dw_val_class_long_long with
1510 dw_val_class_const_double and adjust.
1511 (attr_checksum): Likewise.
1512 (same_dw_val_p): Likewise.
1513 (size_of_die): Likewise.
1514 (value_format): Likewise.
1515 (output_die): Likewise.
1516 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1517 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1518 instead of add_AT_long_long.
1519 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1520 value with the precision of its type.
1522 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1525 * c-typeck.c (build_conditional_expr): Use the readonly and
1526 volatile flags of the operand types, not of the operands itself.
1528 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1530 collect2.c (main): Look for -brtl before adding libraries.
1532 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1534 * config.gcc: Update OpenBSD targets.
1535 * config/openbsd-stdint.h: New file.
1536 * config/openbsd-libpthread.h: New file.
1537 * config/openbsd.h: Update and break out LIB_SPEC definition.
1538 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1539 * config/i386/openbsdelf.h: Correct types.
1540 * config/m68k/openbsd.h: Likewise.
1541 * config/mips/openbsd.h: Likewise.
1542 * config/vax/openbsd.h: Likewise.
1544 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1546 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1547 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1548 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1549 of the length and zero.
1551 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1553 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1554 (FLAGS_H): Add options.h $(REAL_H).
1555 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1556 (TREE_VECTORIZER_H): New.
1557 (EBITMAP_H): Renamed from EBIMAP_H.
1558 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1559 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1560 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1561 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1562 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1563 (graphite-clast-to-gimple.o, graphite-dependences.o)
1564 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1565 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1566 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1567 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1568 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1569 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1570 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1571 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1572 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1573 updated and fixed as per above changes and per
1574 check_makefile_deps.sh output.
1577 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1578 * configure: Regenerate.
1580 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1582 * doc/install.texi: Update minimum MPC version to 0.7.
1584 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1586 * doc/install.texi (Binaries): Remove reference to the binary
1587 distribution CD-ROM from the FSF.
1589 2009-09-26 Michael Matz <matz@suse.de>
1593 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1594 that are mentioned in the body.
1596 2009-09-26 Michael Matz <matz@suse.de>
1598 PR tree-optimization/41454
1599 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1600 (tree_ssa_dominator_optimize): Don't allocate and free it.
1601 (dom_opt_leave_block): Don't iterate over it.
1602 (eliminate_redundant_computations): Don't return a value.
1603 (cprop_operand, cprop_into_stmt): Ditto.
1604 (optimize_stmt): Don't defer updating stmts.
1606 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1608 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1609 generic_parameter_die, template_parameter_pack_die,
1610 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
1611 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
1612 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
1614 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1616 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1617 * config/v850/v850.c (v850_function_value): New function.
1618 (TARGET_FUNCTION_VALUE): Define.
1620 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1622 * tree-vect-stmts.c (vectorizable_call): Call
1623 mark_symbols_for_renaming after vect_finish_stmt_generation.
1625 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1626 to loc_descriptor_from_tree.
1627 (add_location_or_const_value_attribute): Pass 0 instead of 2
1628 for decl_by_reference_p decls.
1630 2009-09-25 Richard Guenther <rguenther@suse.de>
1633 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1636 2009-09-25 Ben Elliston <bje@au.ibm.com>
1638 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1641 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1643 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1644 form of instruction.
1646 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1649 * fold-const.c (const_binop): Handle complex int division.
1650 * tree-complex.c (expand_complex_div_straight,
1651 expand_complex_div_wide): Update comments.
1653 2009-09-24 DJ Delorie <dj@redhat.com>
1656 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1657 (reg_class): Likewise.
1658 (REG_CLASS_NAMES): Likewise.
1659 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1661 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
1664 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1666 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1667 Delete VSX load/store with update support.
1668 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1669 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1673 (VStype_load_update): Ditto.
1674 (VStype_store_update): Ditto.
1675 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1676 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1678 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1679 load/store with update builtins.
1681 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1683 * libgcc2.c (L_trampoline): Prototype for getpagesize
1684 and mprotect in WINNT case.
1686 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1688 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1689 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1690 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1691 'outgoing' argument.
1692 (TARGET_FUNCTION_VALUE): Define.
1694 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1696 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1698 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1701 * common.opt: Initialize dwarf_strict to -1.
1702 * toplev.c (process_options): Catch unset dwarf_strict
1703 and set to 0 for all targets not overriding.
1704 * config/darwin.c (darwin_override_options): Catch unset
1705 dwarf_strict and override to 1.
1707 2009-09-24 Jeff Law <law@redhat.com>
1709 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1711 2009-09-24 Richard Guenther <rguenther@suse.de>
1713 PR tree-optimization/36143
1714 PR tree-optimization/38747
1715 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1716 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1718 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1721 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1722 return false instead of gcc_unreachable (). For CONST return the
1723 value returned by recursive call instead of always returning true.
1724 (tree_add_const_value_attribute): Return the value returned by
1725 add_const_value_attribute instead of always returning true if rtl
1728 2009-09-23 Justin Seyster <jrseys@gmail.com>
1730 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1732 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1734 * cgraphunit.c (cgraph_lower_function): Revert last change.
1735 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1736 instead of DECL_NO_STATIC_CHAIN.
1737 * tree-cfg.c (verify_gimple_call): Likewise.
1738 * tree-nested.c (get_chain_decl, get_chain_field,
1739 convert_tramp_reference_op, convert_gimple_call): Likewise.
1740 (convert_all_function_calls): Likewise. Always set or clear
1741 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1742 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1743 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1745 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1746 DECL_NO_STATIC_CHAIN.
1747 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1748 instead of DECL_NO_STATIC_CHAIN.
1749 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1750 decl_function_context.
1751 * varasm.c (initializer_constant_valid_p): Likewise.
1752 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1753 (DECL_STATIC_CHAIN): ... this.
1754 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1755 instead of DECL_NO_STATIC_CHAIN.
1757 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1758 Rafael Avila de Espindola <espindola@google.com>
1760 * gengtype.c (nb_plugin_files): Make it unsigned to match
1761 num_gt_files. Adjust other variables to avoid warnings.
1762 (main): Allocate an all zero lang_bitmap before each plugin file name
1763 to match regular file names.
1765 2009-09-23 Richard Henderson <rth@redhat.com>
1767 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1768 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1769 static chain passed in memory.
1770 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1771 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1772 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1773 STATIC_CHAIN_REGNUM defined.
1775 * config/picochip/picochip-protos.h: s/class/klass/.
1776 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1777 (picochip_static_chain): New.
1778 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1779 (STATIC_CHAIN_INCOMING): Remove.
1781 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1782 (xtensa_static_chain): New.
1783 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1785 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1787 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1788 * config/pa/pa-protos.h (function_value): Remove.
1789 * config/pa/pa.c (pa_function_value): Rename from function_value.
1790 Make static, add 'outgoing' argument.
1791 (TARGET_FUNCTION_VALUE): Define.
1793 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1795 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1796 instead of cfun->machine->is_leaf.
1797 * config/avr/avr.h (machine_function): Remove is_leaf field.
1799 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1802 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1803 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1804 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1805 the same size, prefer DW_OP_stack_value.
1806 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1807 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1809 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1812 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1814 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1817 * cfgexpand.c (convert_debug_memory_address): New.
1818 (expand_debug_expr): Convert base address and offset to the same
1819 mode. Use it to convert addresses to other modes. Accept
1822 2009-09-23 Richard Guenther <rguenther@suse.de>
1824 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1825 produced for bigendian targets with promoted subregs.
1827 2009-09-23 Richard Guenther <rguenther@suse.de>
1829 * value-prof.c (gimple_ic): Purge old EH edges only after building
1832 2009-09-23 Nick Clifton <nickc@redhat.com>
1834 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1836 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1839 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1842 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1843 on non-nested functions.
1845 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1846 Jan Hubicka <jh@suse.cz>
1848 * dwarf2out.c (loc_list_plus_const): Only define if
1849 DWARF2_DEBUGGING_INFO.
1850 (address_of_int_loc_descriptor): Likewise.
1853 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1855 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1858 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1859 constant is more than zero.
1861 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1864 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1865 call final to emit non-scheduled prologue, instead insert at entry.
1867 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1868 Joseph S. Myers <joseph@codesourcery.com>
1870 * doc/install.texi (*-*-freebsd*): Add proper format codes.
1872 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1873 Rafael Avila de Espindola <espindola@google.com>
1875 * gengtype.c (is_file_equal): New function.
1876 (close_output_files): Use is_file_equal. Free of->buf.
1878 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1879 Rafael Avila de Espindola <espindola@google.com>
1881 * gengtype.c (write_types, write_local): Add the output_header
1882 argument. Update all callers.
1884 2009-09-22 Dodji Seketeli <dodji@redhat.com>
1886 * dwarf2out.c (template_parameter_pack_die,
1887 gen_formal_parameter_pack_die ): New functions.
1888 (make_ith_pack_parameter_name): Remove this function.
1889 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
1890 DW_TAG_formal_parameter_pack.
1891 (gen_generic_params_dies): Represent each template parameter pack
1892 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
1893 represented by usual DW_TAG_template_*_parameter DIEs that are
1894 children of the DW_TAG_template_parameter_pack element DIE.
1895 (generic_parameter_die): This doesn't deal with parameter pack
1896 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
1897 of parameter pack DIEs.
1898 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
1899 in certain cases, e.g. for pack elements.
1900 (gen_formal_types_die, gen_decl_die): Adjust usage of
1901 gen_formal_parameter_die.
1902 (gen_subprogram_die): Represent each function parameter pack by a
1903 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
1904 represented by usual DW_TAG_formal_parameter DIEs that are children
1905 of the DW_TAG_formal_parameter_pack DIE. Remove references to
1906 ____builtin_va_alist decls as no part of the compiler uses those
1908 * langhooks.h (struct lang_hooks_for_decls): Add
1909 function_parm_expanded_from_pack_p, get_generic_function_decl
1910 and function_parameter_pack_p hooks. Fix comment for
1911 get_innermost_generic_parms hook.
1912 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
1913 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
1914 macros and use them to initialize lang_hook.
1916 2009-09-22 Richard Henderson <rth@redhat.com>
1918 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
1919 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
1920 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
1921 on TRAMPOLINE_TEMPLATE.
1922 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
1923 TRAMPOLINE_ADJUST_ADDRESS.
1924 * targhooks.c (default_asm_trampoline_template): Remove.
1925 (default_trampoline_adjust_address): Remove.
1926 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
1927 * targhooks.h: Update decls.
1929 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1931 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
1932 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
1933 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
1935 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
1938 * reload1.c (reload): Reset debug insns with pseudos without
1941 2009-09-22 Janis Johnson <janis187@us.ibm.com>
1943 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
1944 unconditional true for decimal float modes.
1945 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
1946 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
1948 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1950 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
1951 Enable a new case for __FreeBSD__ >= 7.
1952 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
1953 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
1954 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
1955 and USE_LD_AS_NEEDED.
1957 * doc/install.texi (*-*-freebsd*): Update target information.
1959 2009-09-22 Richard Guenther <rguenther@suse.de>
1962 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
1963 arrays really properly.
1965 2009-09-22 Richard Henderson <rth@redhat.com>
1968 * target.h (struct gcc_target): Add asm_out.trampoline_template,
1969 calls.static_chain, calls.trampoline_init,
1970 calls.trampoline_adjust_address.
1971 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1972 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1973 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1974 * builtins.c (expand_builtin_setjmp_receiver): Use
1975 targetm.calls.static_chain; only clobber registers.
1976 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
1977 set up memory attributes properly for the trampoline block.
1978 (expand_builtin_adjust_trampoline): Use
1979 targetm.calls.trampoline_adjust_address.
1980 * calls.c (prepare_call_address): Add fndecl argument. Use
1981 targetm.calls.static_chain.
1982 * df-scan.c (df_need_static_chain_reg): Remove.
1983 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
1984 consolodate static chain handling.
1985 * doc/tm.texi: Document new hooks.
1986 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
1987 (init_emit_regs): Don't initialize them.
1988 * expr.h (prepare_call_address): Update decl.
1989 * final.c (profile_function): Use targetm.calls.static_chain.
1990 * function.c (expand_function_start): Likewise.
1991 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
1992 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
1993 only clobber registers.
1994 * targhooks.c (default_static_chain): New.
1995 (default_asm_trampoline_template, default_trampoline_init): New.
1996 (default_trampoline_adjust_address): New.
1997 * targhooks.h: Declare them.
1998 * varasm.c (assemble_trampoline_template): Use
1999 targetm.asm_out.trampoline_template. Make the memory block const
2002 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2003 alpha_initialize_trampoline. Make static. Merge VMS parameter
2004 differences into the TARGET_ABI_OPEN_VMS code block.
2005 (TARGET_TRAMPOLINE_INIT): New.
2006 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2007 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2008 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2009 (INITIALIZE_TRAMPOLINE): Remove.
2011 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2012 (TRAMPOLINE_TEMPLATE): Merge with ...
2013 (INITIALIZE_TRAMPOLINE): ... this and move ...
2014 * config/arc/arc.c (arc_trampoline_init): ... here.
2015 (TARGET_TRAMPOLINE_INIT): New.
2017 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2018 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2019 (arm_asm_trampoline_template): New.
2020 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2021 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2022 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2023 code to arm_asm_trampoline_template.
2024 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2025 arm_trampoline_adjust_address.
2026 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2027 adjust for target hook parameters.
2029 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2032 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2033 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2034 (bfin_trampoline_init): Rename from initialize_trampoline;
2035 make static; update for target hook parameters.
2036 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2037 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2038 bfin_asm_trampoline_template.
2039 (INITIALIZE_TRAMPOLINE): Remove.
2041 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2042 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2043 cris_trampoline_init): New.
2044 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2045 cris_asm_trampoline_template.
2046 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2047 adjust for target hook parameters.
2049 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2051 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2052 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2053 fr30_trampoline_init): New.
2054 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2055 fr30_asm_trampoline_template.
2056 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2057 adjust for target hook parameters.
2059 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2060 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2061 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2062 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2063 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2065 * config/h8300/h8300.c (h8300_trampoline_init): New.
2066 (TARGET_TRAMPOLINE_INIT): New.
2067 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2068 to h8300_trampoline_init and adjust for hook parameters.
2070 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2071 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2072 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2073 make static; adjust for hook parameters.
2074 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2076 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2077 (TARGET_TRAMPOLINE_INIT): New.
2078 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2079 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2080 iq2000_asm_trampoline_template.
2081 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2082 (TRAMPOLINE_CODE_SIZE): New.
2083 (TRAMPOLINE_SIZE): Use it.
2084 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2086 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2087 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2088 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2089 adjust for hook parameters.
2090 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2092 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2093 (m32r_trampoline_init): New.
2094 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2095 m32r_trampoline_init.
2097 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2098 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2099 make static; update for hook parameters.
2100 * config/m68hc11/m68hc11-protos.h: Update.
2101 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2103 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2104 (TARGET_TRAMPOLINE_INIT): New.
2105 (mcore_function_value): Fix typo.
2106 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2107 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2108 to mcore_asm_trampoline_template.
2109 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2111 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2112 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2113 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2114 update for hook parameters.
2115 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2117 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2118 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2119 mips_trampoline_init): New.
2120 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2121 mips_asm_trampoline_template.
2122 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2123 update for hook parameters.
2125 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2126 (TARGET_TRAMPOLINE_INIT): New.
2127 (mmix_trampoline_size): Remove.
2128 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2129 make static. Remove out-of-date tetra vs octa comment.
2130 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2131 make static; update for hook parameters.
2132 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2133 (INITIALIZE_TRAMPOLINE): Remove.
2134 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2135 (TRAMPOLINE_ALIGNMENT): New.
2136 * gcc/config/mmix/mmix-protos.h: Update.
2138 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2139 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2140 mn10300_trampoline_init): New.
2141 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2142 mn10300_asm_trampoline_template.
2143 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2145 * config/moxie/moxie.c (moxie_static_chain,
2146 moxie_asm_trampoline_template, moxie_trampoline_init,
2147 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2148 TARGET_TRAMPOLINE_INIT): New.
2149 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2150 moxie_trampoline_init.
2151 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2152 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2154 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2155 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2156 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2157 pa_trampoline_adjust_address): New.
2158 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2159 pa_asm_trampoline_template.
2160 (TRAMPOLINE_ALIGNMENT): New.
2161 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2162 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2163 adjust for hook parameters.
2164 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2166 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2167 (TARGET_TRAMPOLINE_INIT): New.
2168 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2169 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2171 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2173 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2174 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2175 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2176 make static; adjust parameters for the hook.
2177 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2179 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2180 s390_trampoline_template; make static.
2181 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2182 make static; adjust for target hook.
2183 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2184 * config/s390/s390-protos.h: Remove trampoline decls.
2185 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2186 (TRAMPOLINE_TEMPLATE): Remove.
2187 (TRAMPOLINE_ALIGNMENT): New.
2189 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2190 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2191 (TARGET_TRAMPOLINE_INIT): New.
2192 (score_asm_trampoline_template): New.
2193 (score_trampoline_init): Rename from score_initialize_trampoline;
2194 make static; adjust for hook parameters.
2195 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2196 score[37]_asm_trampoline_template.
2197 (INITIALIZE_TRAMPOLINE): Remove.
2198 * config/score/score3.c (score3_asm_trampoline_template): New.
2199 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2200 adjust for target hook.
2201 * config/score/score7.c (score7_asm_trampoline_template): New.
2202 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2203 adjust for target hook.
2204 * config/score/score3.h, config/score/score7.h: Update.
2206 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2207 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2208 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2209 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2210 make static; adjust for target hook parameters.
2211 (sh_trampoline_adjust_address): New.
2212 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2213 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2215 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2216 (sparc32_initialize_trampoline): Rename from
2217 sparc_initialize_trampoline; make static; replace tramp parameter
2218 with m_tramp and update memory accesses.
2219 (sparc64_initialize_trampoline): Similarly.
2220 (sparc_trampoline_init): New.
2221 * config/sparc/sparc-protos.h: Remove trampoline decls.
2222 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2223 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2225 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2226 (array_to_constant): Make ARR parameter const.
2227 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2228 make static; update for hook parameters.
2229 * config/spu/spu-protos.h: Update decls.
2230 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2232 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2233 from xstormy16_initialize_trampoline; make static; update for
2235 (TARGET_TRAMPOLINE_INIT): New.
2236 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2238 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2239 (TARGET_TRAMPOLINE_INIT): New.
2240 (v850_can_eliminate): Make static.
2241 (v850_asm_trampoline_template, v850_trampoline_init): New.
2242 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2243 v850_asm_trampoline_template.
2244 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2245 and adjust for target hook parameters.
2247 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2248 (TARGET_TRAMPOLINE_INIT): New.
2249 (vax_asm_trampoline_template, vax_trampoline_init): New.
2250 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2251 vax_asm_trampoline_template.
2252 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2254 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2255 (TARGET_TRAMPOLINE_INIT): New.
2256 (xtensa_asm_trampoline_template): Rename from
2257 xtensa_trampoline_template; make static.
2258 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2259 make static; update for hook parameters.
2260 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2261 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2262 (INITIALIZE_TRAMPOLINE): Remove.
2264 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2265 error for nested functions with regparm=3.
2266 (ix86_compute_frame_layout): Adjust frame pointer offset for
2267 ix86_static_chain_on_stack.
2268 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2269 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2270 don't reset to UNITS_PER_WORD.
2271 (ix86_emit_leave): Adjust ix86_cfa_state.
2272 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2273 (ix86_static_chain): New.
2274 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2275 make static; update for target hook parameters; use ix86_static_chain.
2276 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2277 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2278 (INITIALIZE_TRAMPOLINE): Remove.
2279 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2280 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2281 to the end. Add static_chain_on_stack.
2282 (ix86_static_chain_on_stack): New.
2284 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2285 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2286 (m68k_trampoline_init): New.
2287 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2288 m68k_trampoline_init and adjust for hook parameters.
2289 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2290 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2292 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2294 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2295 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2297 * reload1.c (reload): Call wrap_constant when substituting
2298 reg for equiv inside of DEBUG_INSNs.
2301 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2302 add_call_src_coords_attributes, add_high_low_attributes,
2303 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2304 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2305 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2306 when -gdwarf-2 -gstrict-dwarf.
2307 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2308 -gdwarf-[23] -gstrict-dwarf.
2309 (address_of_int_loc_descriptor, loc_descriptor,
2310 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2311 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2312 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2314 2009-09-22 Richard Guenther <rguenther@suse.de>
2316 PR tree-optimization/41428
2317 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2318 (ccp_finalize): Pass it to substitute_and_fold.
2320 2009-09-22 Richard Guenther <rguenther@suse.de>
2322 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2323 (substitute_and_fold): Adjust prototype.
2324 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2325 (simplify_stmt_using_ranges): Likewise.
2326 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2327 (vrp_fold_stmt): New function.
2328 (vrp_finalize): Pass it to substitute_and_fold.
2329 * tree-flow.h (vrp_evaluate_conditional): Remove.
2330 (simplify_stmt_using_ranges): Likewise.
2331 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2332 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2333 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2335 (fold_predicate_in): Move to tree-vrp.c.
2336 (substitute_and_fold): Use the callback instead of calling into
2337 tree-vrp.c functions directly.
2339 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2341 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2342 comparison warning on rs6000.
2345 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2346 GIMPLE_EH_MUST_NOT_THROW cleanup.
2347 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2349 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2352 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2353 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2354 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2355 libSystem which is derived from the gcc 4.2.1 unwinder.
2357 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2360 * varasm.c (default_encode_section_info): Copy TLS model into
2361 sym_ref flags regardless of backend support for TLS, for all
2362 model types except TLS_MODEL_EMULATED.
2364 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2367 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2368 we can handle it correctly.
2370 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2372 * doc/install.texi (os2): Remove section.
2374 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2376 * doc/standards.texi (Objective-C): Adjust two URLs.
2378 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2380 * tree-tailcall.c (process_assignment): Don't check if a
2381 multiplication or an addition are already present.
2382 (find_tail_calls): Combine multiple additions and multiplications.
2383 (adjust_accumulator_values): Emit accumulators.
2385 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2387 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2388 xmm register restore.
2390 2009-09-21 Jan Hubicka <jh@suse.cz>
2392 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2393 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2396 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2398 * stor-layout.c (layout_type): Remove obsolete code.
2400 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2403 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2405 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2408 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2409 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2410 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2411 * fold-const.c (const_binop): Likewise.
2412 * real.h (do_mpc_arg2): Update prototype.
2414 2009-09-20 Jan Hubicka <jh@suse.cz>
2416 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2417 (add_location_or_const_value_attribute): Rewrite using
2419 (tree_add_const_value_attribute): Return true if successful.
2420 (tree_add_const_value_attribute_for_decl): Likewise.
2422 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2423 (loc_descriptor): ... here;
2424 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2425 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2426 pool items that was not marked for output.
2427 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2428 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2429 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2430 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2431 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2432 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2433 DW_OP_stack_value to get address of items that are not available
2435 (dw_loc_list): Handle single element lists correctly.
2437 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2438 Pascal Obry <obry@adacore.com>
2440 * unwind-dw2-fde.c (classify_object_over_fdes):
2441 Cast the constant 1 to _Unwind_Ptr.
2442 (add_fdes): Likewise.
2443 (linear_search_fdes): Likewise.
2445 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2447 * stor-layout.c (set_sizetype): Avoid useless type copy.
2449 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2451 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2453 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2454 * configure, config.in: Regenerate.
2455 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2457 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2458 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2459 for global data if the output could be used in a shared library.
2460 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2461 to 0 if TARGET_WRITABLE_EH_FRAME.
2463 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2465 PR rtl-optimization/39886
2466 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2467 just when insn is equal to BB_END (bb).
2469 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2471 * config/mips/mips.opt (mrelax-pic-calls): New option.
2472 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2474 (mips_unspec_call): Change "unspec_call" expander into this.
2475 (mips_strip_unspec_call): New function.
2476 (mips_got_load): Call mips_unspec_call instead of
2477 gen_unspec_call<mode>.
2478 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2480 (mips_cfg_in_reorg): New function.
2481 (mips16_lay_out_constants): Use it to decide whether to call
2482 CFG-aware insn splitting.
2483 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2484 mips_reorg. Move DF set-up code from here ...
2485 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2487 (mips_reorg): Call mips_df_reorg instead of
2488 r10k_insert_cache_barriers. Move CFG set-up code here from
2489 r10k_insert_cache_barriers.
2490 (mips_call_expr_from_insn): New function.
2491 (mips_pic_call_symbol_from_set): Likewise.
2492 (mips_find_pic_call_symbol): Likewise.
2493 (mips_annotate_pic_call_expr): Likewise.
2494 (mips_get_pic_call_symbol): Likewise.
2495 (mips_annotate_pic_calls): Likewise.
2496 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2498 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2499 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2500 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2502 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2503 (unspec_call<mode>): Remove it.
2504 (sibcall_internal, sibcall_value_internal,
2505 sibcall_value_multiple_internal, call_internal, call_split,
2506 call_value_internal, call_value_split,
2507 call_value_multiple_internal, call_value_multiple_split): Pass
2508 SIZE_OPNO to MIPS_CALL.
2509 (call_internal_direct, call_direct_split,
2510 call_value_internal_direct, call_value_direct_split): Pass -1 as
2511 SIZE_OPNO to MIPS_CALL.
2512 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2513 * configure: Regenerate.
2514 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2515 and -mno-relax-pic-calls.
2516 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2518 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2521 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2522 in the directory this rule is called from, rather than the
2523 toplevel 'gcc' directory, to fix in-tree build.
2525 2009-09-19 Chris Demetriou <cgd@google.com>
2527 PR preprocessor/28435:
2528 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2529 to cpplib that the preprocessor output is needed.
2531 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2533 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2534 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2535 *return_and_restore_fpregs_<mode>,
2536 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2539 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2540 instead of assuming it has always a REG inside of it.
2542 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2544 * config/freebsd.h: Update comment on types.
2545 (WINT_TYPE): Define.
2547 2009-09-18 Jason Merrill <jason@redhat.com>
2549 * c.opt: Add -fno-deduce-init-list.
2551 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2553 * value-prof.c (interesting_stringop_to_profile_p): Added output
2554 argument to indicate which parameter is the size parameter.
2555 * value-prof.c (gimple_stringop_fixed_value): Use
2556 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2557 * value-prof.c (gimple_stringops_transform): Update call sites to
2558 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2560 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2563 From David Binderman <dcb314@hotmail.com>:
2564 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2565 local variable f. Remove stale comments.
2566 (ix86_compute_frame_layout): Remove useless local variable total_size.
2567 Remove #if 0'd code.
2568 (legitimate_address_p): Remove useless local variables
2569 reason_rtx and reason.
2570 (ix86_split_copysign_const): Remove useless local variable op1.
2571 (scale_counter): Remove useless local variable piece_size_mask.
2573 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2575 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2578 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2581 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2583 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2585 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2588 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2590 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2591 DW_OP_implicit_value even without dwarf_version 4.
2593 2009-09-17 Jan Hubicka <jh@suse.cz>
2595 * dwarf2out.c: Include tree-pass.h and gimple.h.
2596 (loc_list_plus_const): New function.
2597 (loc_descriptor_from_tree_1): Rename to ...
2598 (loc_descriptor_from_tree): ... remove original.
2599 (loc_list_from_tree): New function.
2600 (add_AT_location_description): Accept location list.
2601 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2602 (concatn_mem_loc_descriptor): Remove.
2603 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2605 (secname_for_decl): Move up.
2606 (hidden_reference_p): New function; break out from ...
2607 (loc_by_refernece): ... here; move up.
2608 (dw_loc_list): New function.
2609 (single_element_loc_list): New function.
2610 (single_element_loc_list_p): New function.
2611 (add_loc_descr_to_each): New function.
2612 (add_loc_list): New function.
2613 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2614 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2615 add diagnostics why expansion failed.
2616 (add_location_or_const_value_attribute): Support location lists.
2617 (add_bound_info): Likewise.
2618 (descr_info_loc): Update call of loc_descriptor_from_tree.
2619 (gen_variable_die): Work on location lists.
2620 * final.c (pass_final): Add dump file.
2621 * Makefile.in (dwarf2out.o): Add new dependencies.
2623 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2626 * real.c decimal_from_integer, decimal_integer_string): New.
2627 (real_from_integer): Use them as special case for decimal float.
2628 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2629 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2630 Do not append zero after the decimal point in string to convert.
2632 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2634 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2635 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2637 2009-09-17 Martin Jambor <mjambor@suse.cz>
2639 * common.opt (fipa-sra): New switch.
2640 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2641 * timevar.def (TV_IPA_SRA): New timevar.
2642 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2643 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2644 * tree-sra.c: Include cgraph.c.
2645 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2646 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2647 and grp_not_necessarilly_dereferenced.
2648 (func_param_count): New variable.
2649 (encountered_apply_args): New variable.
2650 (bb_dereferences): New variable.
2651 (final_bbs): New variable.
2652 (no_accesses_representant): New variable.
2653 (no_accesses_p): New function.
2654 (dump_access): Dump the new fields.
2655 (sra_initialize): Set encountered_apply_args to false.
2656 (get_ssa_base_param): New function.
2657 (mark_parm_dereference): New function.
2658 (create_access): Caring for INIDRECT_REFs and different handling of
2659 varialble length accesses in early IPA SRA. Store the stmt - a new
2660 parameter - to the new access.
2661 (build_access_from_expr_1): New parameter stmt, passed to
2662 create_access. Handle INDIRECT_REFs.
2663 (build_access_from_expr): Pass the current statement to
2664 build_access_from_expr_1.
2665 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2667 (build_accesses_from_assign): Pass the current statement to
2668 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2669 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2670 final_bbs when necessary. Check for calls to __builtin_apply_args.
2671 Fixup EH info if anythng was changed.
2672 (is_unused_scalar_param): New function.
2673 (ptr_parm_has_direct_uses): New function.
2674 (find_param_candidates): New function.
2675 (mark_maybe_modified): New function.
2676 (analyze_modified_params): New function.
2677 (propagate_dereference_distances): New function.
2678 (dump_dereferences_table): New function.
2679 (analyze_caller_dereference_legality): New function.
2680 (unmodified_by_ref_scalar_representative): New function.
2681 (splice_param_accesses): New function.
2682 (decide_one_param_reduction): New function.
2683 (enum ipa_splicing_result): New type.
2684 (splice_all_param_accesses): New function.
2685 (get_param_index): New function.
2686 (turn_representatives_into_adjustments): New function.
2687 (analyze_all_param_acesses): New function.
2688 (get_replaced_param_substitute): New function.
2689 (get_adjustment_for_base): New function.
2690 (replace_removed_params_ssa_names): New function.
2691 (sra_ipa_reset_debug_stmts): New function.
2692 (sra_ipa_modify_expr): New function.
2693 (sra_ipa_modify_assign): New function.
2694 (convert_callers): New function.
2695 (modify_function): New function.
2696 (ipa_sra_preliminary_function_checks): New function.
2697 (ipa_early_sra): New function.
2698 (ipa_early_sra_gate): New function.
2699 (pass_early_ipa_sra): New variable.
2700 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2702 2009-09-17 Michael Matz <matz@suse.de>
2705 * tree.c (build_type_attribute_qual_variant): Export.
2706 * tree.h (build_type_attribute_qual_variant): Declare.
2707 * tree-inline.c (remap_type_1): Use it to build variants with
2708 the original qualifiers and attributes.
2710 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2712 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2713 without a fallthrough edge.
2715 2009-09-16 DJ Delorie <dj@redhat.com>
2717 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2718 chip and ignore the "fast_interrupt" attribute if so.
2720 2009-09-16 Richard Henderson <rth@redhat.com>
2723 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2726 2009-09-16 Richard Henderson <rth@redhat.com>
2729 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2730 is set only if DECL_NO_STATIC_CHAIN is unset.
2731 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2732 (FOR_EACH_NEST_INFO): New.
2733 (walk_all_functions): Use it.
2734 (finalize_nesting_tree): Likewise.
2735 (unnest_nesting_tree): Likewise.
2736 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2737 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2738 (convert_gimple_call): Early out if gimple_call_chain already set.
2739 (convert_all_function_calls): Iterate until no new functions
2740 require a static chain.
2741 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2742 when building a trampoline. Use dump_function_to_file instead
2744 (lower_nested_functions): Open dump_file. Validate that decls
2745 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2746 bit reset by this pass.
2748 2009-09-16 Michael Matz <matz@suse.de>
2751 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2752 shorten decl_common_unused.
2753 (DECL_RESTRICTED_P): New accessor.
2754 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2755 to disambiguate marked decls and restrict pointers.
2757 2009-09-16 Richard Henderson <rth@redhat.com>
2760 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2762 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2764 * integrate.c (set_block_abstract_flags): Call
2765 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2767 2009-09-16 Richard Guenther <rguenther@suse.de>
2770 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2773 2009-09-16 DJ Delorie <dj@redhat.com>
2774 Kaz Kojima <kkojima@gcc.gnu.org>
2776 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2777 (sh_expand_prologue): Update calls to output_stack_adjust.
2778 (sh_expand_epilogue): Likewise.
2780 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2783 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2784 trying to limit the extent of searches in the insn stream.
2786 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2787 Jakub Jelinek <jakub@redhat.com>
2791 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2793 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2794 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2795 (rs6000_savres_strategy): Always save FP registers inline if the
2796 target doesn't support hardware double-precision. Set the above
2797 bits in return value when needed.
2798 (rs6000_savres_routine_sym): Fix computation for cache selector.
2799 Mark the generated symbol as a function. Rename exitp argument to
2800 lr. Move code for determining the name of the symbol...
2801 (rs6000_savres_routine_name): ...here. New function. Add cases for
2802 getting the names right on AIX and 64-bit Linux.
2803 (savres_routine_name): New variable.
2804 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2805 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2806 on what the target routine uses as a base register. If savep && lr
2807 describe saving of r0 into memory slot.
2808 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2809 line calls for AIX ABI.
2810 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2811 determine FP save/restore functions.
2812 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2813 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2815 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2816 Duplicate restoration of LR and execute the appropriate one
2817 depending on whether GPRs are being restored inline. Set r11 from
2818 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2819 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2820 Fix out of line calls for AIX ABI.
2821 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2823 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2825 (*restore_gpregs_spe): Likewise.
2826 (*return_and_restore_gpregs_spe): Likewise.
2827 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2828 Define to empty string unconditionally.
2829 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2830 Define to empty string unconditionally.
2831 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2834 2009-09-15 Jan Hubicka <jh@suse.cz>
2836 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2837 * params.def (inline-insns-auto): Likewise.
2839 2009-09-15 Martin Jambor <mjambor@suse.cz>
2841 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2842 individual statements only at TDF_DETAILS dump level. Format
2843 source for 80 characters per line.
2845 2009-09-15 Christian Bruel <christian.bruel@st.com>
2847 * regrename.c (do_replace): Update REG_DEAD notes.
2849 2009-09-15 Revital Eres <eres@il.ibm.com>
2851 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2852 * targhooks.c (default_builtin_support_vector_misalignment):
2853 New builtin function.
2854 * targhooks.h (default_builtin_support_vector_misalignment):
2856 * target.h (builtin_support_vector_misalignment):
2857 New field in struct gcc_target.
2858 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2859 new builtin function.
2860 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2862 * config/rs6000/rs6000.c
2863 (rs6000_builtin_support_vector_misalignment): New function.
2864 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2866 2009-09-15 Jie Zhang <jie.zhang@analog.com>
2868 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
2870 (bfin_optimize_loop): Likewise.
2871 (bfin_gen_bundles): Likewise.
2872 (workaround_speculation): Likewise.
2873 (find_load): Return NULL_RTX for debug_insn.
2875 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
2877 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
2880 2009-09-14 DJ Delorie <dj@redhat.com>
2882 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2883 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
2886 2009-09-14 Richard Henderson <rth@redhat.com>
2887 Jakub Jelinek <jakub@redhat.com>
2889 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
2890 * cfgbuild.c (make_edges): Handle asm goto.
2891 * cfglayout.c (fixup_reorder_chain): Likewise.
2892 * cfgrtl.c (patch_jump_insn): Likewise.
2893 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
2894 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
2895 (gimple_build_asm_vec): Add and use labels parameter.
2896 (gimple_build_asm): Remove.
2897 (walk_gimple_asm): Walk labels too.
2898 * gimple.def (GIMPLE_ASM): Update docs.
2899 * gimple.h: Update decls.
2900 (struct gimple_statement_asm): Change nc to use unsigned char;
2902 (gimple_asm_nlabels): New.
2903 (gimple_asm_label_op, gimple_asm_set_label_op): New.
2904 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
2905 into gimple_build_asm_vec.
2906 * jump.c (mark_jump_label_asm): New.
2907 (mark_jump_label): Use it.
2908 (redirect_jump_1): Handle asm goto.
2909 (invert_jump_1): Soft fail if X is null.
2910 * recog.c (extract_asm_operands): New.
2911 (asm_noperands): Use it; handle asm labels.
2912 (decode_asm_operands): Use extract_asm_operands.
2913 (asm_operand_ok): Properly handle empty string.
2914 * reg-stack.c (get_asm_operands_in_out): Rename from
2915 get_asm_operand_n_inputs; use extract_asm_operands; return both
2916 inputs and outputs by reference; update all callers.
2917 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
2918 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
2919 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
2920 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
2921 (extract_asm_operands): Declare.
2922 * stmt.c (expand_asm_operands): Add and use labels parameter.
2923 (check_unique_operand_names): Likewise.
2924 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
2925 (expand_asm_stmt): Handle asm labels.
2926 * tree-cfg.c (make_gimple_asm_edges): New.
2927 (make_edges): Use it.
2928 (cleanup_dead_labels): Handle asm labels.
2929 (is_ctrl_altering_stmt): Likewise.
2930 (gimple_redirect_edge_and_branch): Likewise.
2931 * tree.def (ASM_EXPR): Add 5th operand.
2932 * tree.h (ASM_LABELS): New.
2933 (resolve_asm_operand_names): Update decl.
2935 * c-parser.c (c_parser_asm_statement): Parse asm goto.
2936 (c_parser_asm_goto_operands): New.
2937 * c-tree.h (build_asm_expr): Update decl.
2938 * c-typeck.c (build_asm_expr): Add and use labels parameter.
2939 * doc/extend.texi: Document asm goto.
2941 2009-09-14 Richard Henderson <rth@redhat.com>
2943 * except.h: Update declarations.
2944 (struct pointer_map_t): Forward declare.
2945 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
2946 (struct eh_landing_pad_d, eh_landing_pad): New.
2947 (struct eh_catch_d, eh_catch): New.
2948 (struct eh_region_d): Remove next_region_sharing_label, aka,
2949 label, tree_label, landing_pad, post_landing_pad, resume,
2950 may_contain_throw. Rename region_number to index. Remove
2951 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
2952 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
2953 (VEC(eh_landing_pad,gc)): New.
2954 (struct eh_status): Remove last_region_number. Add lp_array,
2955 throw_stmt_table, ttype_data, ehspec_data.
2956 (ehr_next, FOR_ALL_EH_REGION_AT): New.
2957 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
2958 * except.c (lang_protect_cleanup_actions): Return tree.
2959 (struct ehl_map_entry): Remove.
2960 (init_eh_for_function): Push zero entries for region and lp_array.
2961 (gen_eh_region): Add to region_array immediately.
2962 (gen_eh_region_catch): Operate on eh_catch objects.
2963 (gen_eh_landing_pad): New.
2964 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
2965 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
2966 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
2967 (get_eh_landing_pad_from_number_fn): New.
2968 (get_eh_landing_pad_from_number): New.
2969 (get_eh_region_from_lp_number_fn): New.
2970 (get_eh_region_from_lp_number): New.
2971 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
2972 (get_exception_pointer, get_exception_filter): Remove.
2973 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
2974 (current_function_has_exception_handlers): Simplify.
2975 (bring_to_root, eh_region_replaceable_by_p): Remove.
2976 (replace_region, hash_type_list, hash_eh_region): Remove.
2977 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
2978 (label_to_region_map, num_eh_regions): Remove.
2979 (get_next_region_sharing_label, must_not_throw_labels): Remove.
2980 (find_exception_handler_labels): Remove.
2981 (duplicate_eh_regions_0, find_prev_try): Remove.
2982 (struct duplicate_eh_regions_data): New.
2983 (duplicate_eh_regions_1): Rewrite.
2984 (duplicate_eh_regions): Return a pointer map instead of an
2986 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
2987 (redirect_eh_edge_to_label): Remove.
2988 (eh_region_outermost): Rewrite using eh_region pointers
2989 instead of integers.
2990 (add_ttypes_entry): Update for ttype_data move to eh_status.
2991 (add_ehspec_entry): Rewrite with VEC instead of varray.
2992 (assign_filter_values): Likewise. Export.
2993 (build_post_landing_pads, connect_post_landing_pads): Remove.
2994 (dw2_build_landing_pads): Rewrite to use lp_array.
2995 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
2996 (sjlj_assign_call_site_values): Rewrite to use lp_array.
2997 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
2998 (sjlj_mark_call_sites): Update for landing pad numbers.
2999 (finish_eh_generation): Rewrite.
3000 (gate_handle_eh): Do nothing for no eh tree.
3001 (pass_rtl_eh): Move up near finish_eh_generation.
3002 (remove_eh_landing_pad): New.
3003 (remove_eh_handler): Export.
3004 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3005 (for_each_eh_label): Rewrite to use lp_array.
3006 (make_reg_eh_region_note): New.
3007 (make_reg_eh_region_note_nothrow_nononlocal): New.
3008 (insn_could_throw_p): New.
3009 (copy_reg_eh_region_note_forward): New.
3010 (copy_reg_eh_region_note_backward): New.
3011 (check_handled, add_reachable_handler): Remove.
3012 (reachable_next_level, foreach_reachable_handler): Remove.
3013 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3014 (get_eh_region_and_lp_from_rtx): New.
3015 (get_eh_region_from_rtx): New.
3016 (can_throw_internal_1, can_throw_external_1): Remove.
3017 (can_throw_internal): Use get_eh_region_from_rtx.
3018 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3019 (insn_nothrow_p, can_nonlocal_goto): New.
3020 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3021 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3022 (add_action_record): Use VEC not varray.
3023 (collect_one_action_chain): Update for eh_region changes.
3024 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3025 Use get_eh_region_and_lp_from_rtx.
3026 (gate_convert_to_eh_region_ranges): New.
3027 (pass_convert_to_eh_region_ranges): Use it.
3028 (push_uleb128, push_sleb128): Use VEC not varray.
3029 (output_one_function_exception_table): Likewise.
3030 (dump_eh_tree): Update for eh_region changes.
3031 (verify_eh_tree): Likewise.
3032 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3033 * tree-eh.c: Include target.h.
3034 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3035 Don't disallow GIMPLE_RESX; adjust argument check.
3036 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3037 (record_stmt_eh_region): Update for landing pad numbers;
3038 generate a landing pad if necessary.
3039 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3040 (remove_stmt_from_eh_lp_fn): Similarly.
3041 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3042 Update for lp numbers; don't special case missing throw_stmt_table.
3043 (lookup_expr_eh_lp): Similarly.
3044 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3045 (eh_seq, eh_region_may_contain_throw): New.
3046 (struct leh_state): Add ehp_region.
3047 (struct leh_tf_state): Remove eh_label.
3048 (emit_post_landing_pad): New.
3049 (emit_resx, emit_eh_dispatch): New.
3050 (note_eh_region_may_contain_throw): New.
3051 (frob_into_branch_around): Take eh_region not eh label;
3052 emit eh code into eh_seq.
3053 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3054 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3055 lower_eh_must_not_throw. Emit code to eh_seq.
3056 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3057 (lower_try_finally_onedest): Likewise.
3058 (lower_try_finally_copy): Likewise.
3059 (lower_try_finally_switch): Likewise.
3060 (lower_try_finally): Initialize ehp_region.
3061 (lower_catch): Update for eh_catch objects.
3062 (lower_eh_filter): Don't handle must_not_throw.
3063 (lower_eh_must_not_throw): New.
3064 (lower_cleanup): Don't set eh_label.
3065 (lower_eh_constructs_2): Resolve eh builtins.
3066 Handle GIMPLE_EH_MUST_NOT_THROW.
3067 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3068 Add eh_seq to the end of the function body.
3069 (make_eh_dispatch_edges): New.
3070 (make_eh_edge): Remove.
3071 (make_eh_edges): Simplify for landing pads.
3072 (redirect_eh_edge_1): New.
3073 (redirect_eh_edge): Use it.
3074 (redirect_eh_dispatch_edge): New.
3075 (stmt_could_throw_p): Use a switch. Allow RESX.
3076 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3077 (stmt_can_throw_internal): Likewise.
3078 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3079 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3080 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3081 (gate_refactor_eh): New.
3082 (pass_refactor_eh): Use it.
3083 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3084 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3085 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3086 (remove_unreachable_handlers): Rename from
3087 tree_remove_unreachable_handlers; rewrite for landing pads;
3088 call remove_eh_handler directly.
3089 (remove_unreachable_handlers_no_lp): New.
3090 (unsplit_eh, unsplit_all_eh): New.
3091 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3092 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3093 (cleanup_empty_eh_unsplit): New.
3094 (cleanup_empty_eh): Rewrite.
3095 (cleanup_all_empty_eh): New.
3096 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3097 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3098 (gate_cleanup_eh): New.
3099 (pass_cleanup_eh): Use it.
3100 (verify_eh_edges): Move later in file. Expect one EH edge.
3101 (verify_eh_dispatch_edge): New.
3103 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3104 (gtype-desc.o): Add TARGET_H.
3105 (tree.o): Use EXCEPT_H, not except.h.
3106 (cfgbuild.o): Add EXPR_H.
3107 (GTFILES): Add vecprim.h.
3108 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3109 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3110 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3111 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3112 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3113 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3114 calls to can_throw_internal.
3115 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3116 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3117 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3118 (expand_gimple_stmt): Use make_reg_eh_region_note.
3119 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3120 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3121 or find_exception_handler_labels.
3122 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3123 there is exacly one EH edge. Use can_nonlocal_goto and
3125 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3126 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3127 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3128 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3129 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3130 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3131 * dse.c (scan_insn): Use insn_could_throw_p.
3132 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3133 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3134 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3135 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3136 EXC_PTR_EXPR or FILTER_EXPR.
3137 (tree_expr_nonzero_warnv_p): Likewise.
3138 * function.h: Include vecprim.h, not varray.h
3139 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3140 move ttype_data and ehspec_data members to struct eh_status; change
3141 action_record_data member to a VEC.
3142 * gcse.c (hash_scan_set): Use can_throw_internal.
3143 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3144 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3145 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3146 (block_may_fallthru): Don't handle RESX_EXPR.
3147 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3148 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3149 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3150 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3151 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3152 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3153 (gimple_size): Likewise.
3154 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3155 (gimple_build_resx): Use gimple_build_with_ops.
3156 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3157 (is_gimple_val): Likewise.
3158 (is_gimple_stmt): Remove RESX_EXPR.
3159 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3160 (GIMPLE_RESX): Reorder with other EH constructs.
3161 * gimple.h (struct gimple_statement_eh_mnt): New.
3162 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3163 (gimple_eh_filter_must_not_throw): Remove.
3164 (gimple_eh_filter_set_must_not_throw): Remove.
3165 (gimple_eh_must_not_throw_fndecl): New.
3166 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3167 (is_gimple_resx): New.
3168 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3169 Don't copy EH_FILTER_MUST_NOT_THROW.
3170 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3171 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3172 handle must_not_throw_labels specially.
3173 * ipa-pure-const.c (check_call): Update debug statement for LP.
3174 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3175 * ipa-utils.c (get_base_var): Likewise.
3176 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3177 * lower-subreg.c (move_eh_region_note): Remove.
3178 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3179 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3180 (create_task_copyfn): Likewise.
3181 (maybe_catch_exception): Use gimple_build_eh_filter.
3182 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3183 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3184 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3185 and pass_lower_resx.
3186 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3187 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3188 can_throw_internal, can_nonlocal_goto.
3189 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3190 copy_reg_eh_region_note_forward.
3191 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3192 (emit_output_reload_insns): Likewise.
3193 (copy_eh_notes): Remove.
3194 * rtl.def (RESX): Remove.
3195 * rtl.h: Update declarations.
3196 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3197 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3198 (update_eh_label): Remove.
3199 (cleanup_dead_labels_eh): New.
3200 (cleanup_deal_labels): Use it instead of update_eh_label.
3201 (gimple_merge_blocks): Update landing pad data structure when
3202 removing a landing pad label.
3203 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3204 test; handle GIMPLE_EH_MUST_NOT_THROW.
3205 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3206 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3207 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3208 (verify_stmt): Likewise. Verify landing pads.
3209 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3210 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3211 (struct move_stmt_d): Add eh_map.
3212 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3213 (move_stmt_r): Remap eh region numbers in builtin calls,
3214 resx and eh_dispatch.
3215 (move_block_to_fn): Remove eh_offset parameter. Use
3216 maybe_duplicate_eh_stmt_fn.
3217 (find_outermost_region_in_block): Operate on eh_region pointers
3218 instead of region numbers.
3219 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3220 duplicate_eh_regions.
3221 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3222 test earlier. Disallow EH landing pads.
3223 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3224 * tree-flow.h: Update declarations.
3225 (struct tree_ann_common_d): Replace rn with lp_nr.
3226 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3227 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3228 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3229 resx and eh_dispatch.
3230 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3231 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3232 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3233 from duplicate_eh_regions.
3234 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3235 update RESX; handle EH_DISPATCH.
3236 (expand_call_inline): Set eh_lp_nr, not eh_region.
3237 (maybe_inline_call_in_expr): Likewise.
3238 * tree-inline.h (struct copy_body_data): Replace eh_region with
3239 eh_lp_nr, eh_region_offset with eh_map.
3240 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3241 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3242 * tree-pretty-print.c (dump_generic_node): Don't handle
3243 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3244 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3245 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3246 EXC_PTR_EXPR, FILTER_EXPR.
3247 * tree-ssa-operands.c (get_expr_operands): Likewise.
3248 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3249 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3250 (ao_ref_init_from_vn_reference): Likewise.
3251 * tree-ssa-sink.c (statement_sink_location): Likewise.
3252 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3253 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3254 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3255 EXC_PTR_EXPR, FILTER_EXPR.
3256 (is_exception_related): Remove.
3257 (compute_avail): Don't call it.
3258 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3259 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3260 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3261 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3263 (build_resx): Remove.
3264 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3265 * tree.h: Update declarations.
3266 (EH_FILTER_MUST_NOT_THROW): Remove.
3267 (struct tree_label_decl): Add eh_landing_pad_nr.
3268 (EH_LANDING_PAD_NR): New.
3269 * value-prof.c (gimple_ic): Tidy variable names. Update for
3270 landing pad numbers.
3271 (gimple_stringop_fixed_value): Tidy variable names. Assert
3272 that neither call stmt can throw.
3273 * vecprim.h (uchar): New.
3274 (VEC(uchar,heap), VEC(uchar,gc)): New.
3276 * c-common.c (c_define_builtins): Update call to
3277 build_common_builtin_nodes.
3278 * c-parser.c (c_parse_file): Don't call
3279 default_init_unwind_resume_libfunc.
3281 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3283 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3284 (mips_cprestore_address_p): Likewise.
3285 (mips_save_gp_to_cprestore_slot): Likewise.
3286 (mips_restore_gp): Rename to...
3287 (mips_restore_gp_from_cprestore_slot): ...this.
3288 (mips_must_initialize_gp_p): Declare.
3289 (mips_emit_save_slot_move): Likewise.
3290 (mips_output_load_label): Return nothing.
3291 (mips_eh_uses): Declare.
3292 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3293 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3294 (TARGET_ABSOLUTE_JUMPS): Likewise.
3295 (EH_USES): Likewise.
3296 (FIRST_PSEUDO_REGISTER): Update comment.
3297 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3298 (MIPS_CALL): ...here.
3299 (REGISTER_NAMES): Add $cprestore.
3300 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3301 Add load_label_length, has_inflexible_gp_insn_p,
3302 has_flexible_gp_insn_p, must_initialize_gp_p and
3303 must_restore_gp_when_clobbered_p.
3304 (mips_expand_call): Don't generate split instructions here.
3305 (mips_split_call): Update the call to mips_restore_gp after
3306 the above name change.
3307 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3308 (mips_find_gp_ref): New function.
3309 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3310 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3311 (mips_insn_has_flexible_gp_ref_p): Likewise.
3312 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3313 (mips_function_has_gp_insn): Delete.
3314 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3315 Use the new functions above. Only return INVALID_REGNUM
3316 for TARGET_ABSOLUTE_JUMPS.
3317 (mips_must_initialize_gp_p): New function.
3318 (mips_get_cprestore_base_and_offset): New function, extracted from...
3319 (mips_cprestore_slot): ...here. Take a bool parameter.
3320 (mips_cfun_has_cprestore_slot_p): New function.
3321 (mips_cprestore_address_p): Likewise.
3322 (mips_save_gp_to_cprestore_slot): Likewise.
3323 (mips_restore_gp): Rename to...
3324 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3325 epilogue_completed. Update the call to mips_cprestore_slot.
3326 Test cfun->machine->must_restore_gp_when_clobbered_p.
3327 (mips_direct_save_slot_move_p): New function.
3328 (mips_emit_save_slot_move): Likewise.
3329 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3330 of cfun->machine->global_pointer.
3331 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3332 (mips_save_reg): Use mips_emit_save_slot_move.
3333 (mips_expand_prologue): Set must_initialize_gp_p.
3334 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3335 for all cprestore saves. Emit a use_cprestore instruction after
3336 setting up the cprestore slot.
3337 (mips_restore_reg): Use mips_emit_save_slot_move.
3338 (mips_process_load_label): New function.
3339 (mips_load_label_length): Likewise.
3340 (mips_output_load_label): Don't return asm: output it here instead.
3341 Use mips_process_load_label.
3342 (mips_adjust_insn_length): Adjust the length of branch instructions
3343 that have length MAX_PIC_BRANCH_LENGTH.
3344 (mips_output_conditional_branch): Update the call to
3345 mips_output_load_label. Assume the branch target is OPERANDS[0]
3346 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3347 (mips_output_order_conditional_branch): Swap the meaning of
3348 OPERANDS[0] and OPERANDS[1].
3349 (mips_variable_issue): Don't count ghost instructions.
3350 (mips_expand_ghost_gp_insns): New function.
3351 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3352 (mips_output_mi_thunk): Set must_initialize_gp_p.
3353 (mips_eh_uses): New function.
3354 * config/mips/predicates.md (cprestore_save_slot_operand)
3355 (cprestore_load_slot_operand): New predicates.
3356 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3357 (UNSPEC_MOVE_GP): Likewise.
3358 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3359 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3360 (CPRESTORE_SLOT_REGNUM): New register.
3361 (MAX_PIC_BRANCH_LENGTH): New constant.
3362 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3363 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3364 branches. Fix commentary.
3365 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3366 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3367 Change type to "ghost".
3368 (loadgp_absolute_<mode>): Likewise.
3369 (loadgp_rtp_<mode>): Likewise.
3370 (copygp_mips16): Likewise.
3371 (loadgp_blockage): Remove redundant mode attribute.
3372 (potential_cprestore): New instruction.
3373 (cprestore): Turn into an unspec set.
3374 (use_cprestore): New instruction.
3375 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3376 (*branch_fp_inverted): Likewise.
3377 (*branch_order<mode>): Likewise.
3378 (*branch_order<mode>_inverted): Likewise.
3379 (*branch_equality<mode>): Likewise.
3380 (*branch_equality<mode>_inverted): Likewise.
3381 (*branch_bit<bbv><mode>): Likewise.
3382 (*branch_bit<bbv><mode>_inverted): Likewise.
3383 (*branch_equality<mode>_mips16): Remove redundant mode.
3384 (jump): Turn into a define_expand.
3385 (*jump_absolute): New instruction.
3386 (*jump_pic): Likewise.
3387 (*jump_mips16): Rename previously-unnamed pattern. Remove
3388 redundant mode attribute.
3389 (restore_gp): Split on epilogue_completed rather than
3390 reload_completed. Change type to "ghost".
3391 (move_gp<mode>): New instruction.
3392 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3393 Remove redundant mode attribute.
3394 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3395 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3396 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3398 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3401 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3402 are returned in the same register (vs34 or v2) that Altivec vector
3403 types are returned in.
3404 (rs6000_libcall_value): Ditto.
3407 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3408 instead of explicit addsi3/adddi3 calls.
3409 (rs6000_split_multireg_move): Ditto.
3410 (rs6000_emit_allocate_stack): Ditto.
3411 (rs6000_emit_prologue): Ditto.
3412 (rs6000_output_mi_thunk): Ditto.
3414 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3415 size is 64 bits if we can use 64-bit registers.
3417 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3419 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3422 From Jie Zhang <jie.zhang@analog.com>:
3423 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3424 save FP and RETS with saveall attribute.
3425 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3426 with saveall attribute.
3428 * config/bfin/bfin.c (bfin_expand_builtin,
3429 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3432 From Jie Zhang <jie.zhang@analog.com>:
3433 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3434 before use in two places.
3435 * config/bfin/bfin.md (AREG): Define mode iterator.
3436 (reload_in, reload_out): Use mode iterator AREG.
3438 2009-09-14 Richard Guenther <rguenther@suse.de>
3441 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3442 EH personality path.
3444 2009-09-13 Richard Guenther <rguenther@suse.de>
3445 Rafael Avila de Espindola <espindola@google.com>
3447 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3448 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3449 (LANG_HOOKS_INITIALIZER): Adjust.
3450 (lhd_pass_through_t): Declare.
3451 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3453 * langhooks.c (lhd_pass_through_t): New function.
3454 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3455 dwarf2out_begin_prologue): Use personality from current_function_decl.
3456 * expr.h (get_personality_function): Declare.
3457 * expr.c (get_personality_function): New function.
3458 (build_personality_function): Likewise.
3459 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3460 (eh_personality_libfunc): Remove.
3461 * optabs.c (build_libfunc_function): New function split out from ...
3462 (init_one_libfunc): ... here.
3463 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3464 (tree_function_decl): Add personality.
3465 (lhd_gcc_personality): Declare.
3466 (build_personality_function): Likewise.
3467 * tree.c (gcc_eh_personality_decl): New.
3468 (lhd_gcc_personality): New function.
3469 * except.h (lang_eh_runtime_type): Remove.
3470 (enum eh_personality_kind): New.
3471 (build_personality_function): Declare.
3472 (function_needs_eh_personality): Declare.
3473 * except.c (lang_eh_runtime_type): Remove.
3474 (function_needs_eh_personality): New function.
3475 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3476 (sjlj_emit_function_enter, output_function_exception_table):
3477 Use personality from current_function_decl.
3478 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3479 * tree-inline.c (tree_can_inline_p): Do not inline across different
3481 (expand_call_inline): Likewise. Adjust the callers EH personality.
3482 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3483 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3484 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3485 (c-parser.o): Likewise
3486 * c-tree.h (c_eh_initialized_p): Remove.
3487 (c_maybe_initialize_eh): Likewise.
3488 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3489 (finish_decl): Don't call c_maybe_initialize_eh.
3490 (c_eh_initialized_p): Remove.
3491 (c_maybe_initialize_eh): Likewise.
3492 * c-parser.c (c_parser_omp_construct): Likewise.
3493 (c_parse_file): Initialize exception handling.
3495 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3497 * config.gcc (tm_file): Remove i386/biarch32.h
3498 for i?86-w64-mingw* case.
3499 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3501 * config.host: Set for x64 mingw the option
3502 use_long_long_for_widest_fast_int to yes.
3504 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3506 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3507 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3508 (dbxout_begin_function): Likewise.
3509 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3510 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3511 set on the function.
3512 (final_end_function): Likewise.
3513 (final_scan_insn): Likewise.
3514 (rest_of_handle_final): Likewise.
3515 * varasm.c (assemble_start_function): Likewise.
3516 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3518 2009-09-12 Jason Merrill <jason@redhat.com>
3520 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3521 * opts.c (common_handle_option): constify.
3523 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3525 * doc/install.texi (avr): Remove obsolete reference site.
3527 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3529 * doc/install.texi (Binaries): Adjust AIX link.
3531 2009-09-12 Akim Demaille <demaille@gostai.com>
3533 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3534 Use an imperative sentence.
3536 2009-09-11 Richard Henderson <rth@redhat.com>
3538 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3539 structure-name and has-tree-operands arguments; update all entries.
3540 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3542 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3543 (gsstruct_code_size): New.
3544 (gss_for_code_): New.
3545 (gss_for_code): Remove.
3546 (gimple_size): Rewrite using gsstruct_code_size.
3547 (gimple_statement_structure): Move to gimple.h.
3548 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3549 (gss_for_code, gimple_statement_structure): New.
3550 (gimple_ops): Use new arrays; tidy.
3552 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3554 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3555 operand to be a PLUS expression.
3556 * config/pa/pa.c (pa_secondary_reload): Likewise.
3558 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3560 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3562 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3565 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3567 From Jie Zhang <jie.zhang@analog.com>:
3568 * doc/extend.texi (node Function Attributes): Document l2
3570 (node Blackfin Variable Attributes): Document l2 variable attributes.
3572 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3574 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3575 to match the system compiler's configuration at inflection point.
3576 Add comment to remark a remaining difference with system compiler.
3578 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3579 * configure: Regenerate.
3581 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3583 From Jie Zhang <jie.zhang@analog.com>:
3584 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3585 (bfin_handle_l2_attribute): New.
3586 (bfin_attribute_table): Add l2 attribute.
3588 2009-09-11 Michael Matz <matz@suse.de>
3591 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3592 on the local_decls list.
3594 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3598 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3600 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3601 for VALUEs, to implement the documented interface.
3602 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3603 Adjust for VALUEs and anything else, to implement the
3604 documented interface.
3606 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3608 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3609 with actual SPE/paired vector modes before using 64-bit alignment.
3610 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3612 2009-09-10 DJ Delorie <dj@redhat.com>
3614 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3617 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3618 * config/mep/mep.c (mep_legitimate_constant_p): New.
3619 * config/mep/mep-protos.h: Prototype it.
3621 2009-09-10 Richard Henderson <rth@redhat.com>
3623 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3625 2009-09-10 Jason Merrill <jason@redhat.com>
3627 * tree.c (chain_index): New fn.
3628 * tree.h: Declare it.
3630 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3632 * config/sol2-c.c (cmn_err_length_specs): Initialize
3633 scalar_identity_flag.
3635 2009-09-10 Richard Henderson <rth@redhat.com>
3637 * tree.h (struct tree_decl_common): Move align member earlier;
3638 move label_decl_uid member ...
3639 (struct tree_label_decl): ... here.
3640 (LABEL_DECL_UID): Update to match.
3642 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3645 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3646 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3648 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3649 dest_prev if the edge is complex.
3651 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3653 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3654 loop latch tests earlier.
3656 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3657 before GIMPLE_RETURN, not after its predecessor; insert
3660 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3661 gimple_seq_empty_p to test for no PHI nodes.
3662 * tree-cfg.c (split_critical_edges): Likewise.
3664 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3666 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3668 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3669 introduced by the VTA branch merge.
3671 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3673 * ira-conflicts.c: Use fputs or putc instead of fprintf
3677 * tree-switch-conversion.c: Ditto.
3679 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3681 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3682 introduced by the VTA branch merge.
3684 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3687 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3689 PR rtl-optimization/39779
3690 * expr.c (convert_modes): Return when mode == oldmode after
3691 CONST_INTs are processed.
3693 2009-09-10 Nick Clifton <nickc@redhat.com>
3695 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3696 attribute and referring decl when creating renamed symbol.
3698 2009-09-10 Richard Guenther <rguenther@suse.de>
3701 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3703 (cgraph_finalize_compilation_unit): Compute reachability
3704 before emitting thunks. Properly process aliases before
3705 possibly removing unreachable nodes.
3707 2009-09-10 Richard Guenther <rguenther@suse.de>
3710 * tree.c (struct free_lang_data_d): Add worklist member.
3711 (find_decls_types_r): Push onto the worklist instead of recursing.
3712 Handle TREE_BINFOs properly.
3713 (find_decls_types): New function wrapped around find_decls_types_r
3714 to process the worklist.
3715 (find_decls_types_in_eh_region): Use it.
3716 (find_decls_types_in_node): Likewise.
3717 (find_decls_types_in_var): Likewise.
3718 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3719 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3720 (AGGREGATE_TYPE_P): Adjust.
3722 2009-09-09 Jason Merrill <jason@redhat.com>
3724 * configure.ac: Check glibc version even if we have an in-tree
3727 2009-09-09 Anthony Green <green@moxielogic.com>
3729 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3730 the constant 0 when appropriate.
3731 * config/moxie/constraints.md: Add constraint O.
3733 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3734 to pass up to 6 32-bit argument values in registers.
3735 (moxie_function_arg): Ditto.
3736 (moxie_arg_partial_bytes): Ditto.
3737 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3738 (REG_PARM_STACK_SPACE): Ditto.
3739 (FUNCTION_ARG_REGNO_P): Ditto.
3741 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3742 instruction to allocate stack space.
3744 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3746 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3747 unnecessarily stringent constraints. Fix address
3748 calculation in the splitters.
3750 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3752 PR rtl-optimization/39779
3753 * expr.c (convert_modes): Return when mode == oldmode after
3754 CONST_INTs are processed.
3756 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3759 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3760 (ix86_expand_prologue): Take frame.padding0 into logic of
3762 (ix86_expand_epilogue): Likewise.
3764 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3766 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3768 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3769 * config/t-slibgcc-libgcc: New file.
3770 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3772 2009-09-09 Martin Jambor <mjambor@suse.cz>
3774 PR tree-optimization/41089
3775 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3778 2009-09-09 Richard Henderson <rth@redhat.com>
3780 * gimple.h (CASE_GIMPLE_OMP): New.
3781 (is_gimple_omp): Use it.
3782 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3783 (verify_gimple_debug): Likewise.
3785 2009-09-09 Richard Guenther <rguenther@suse.de>
3787 PR tree-optimization/41101
3788 * tree-ssa-pre.c (maximal_set): Remove.
3789 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3790 Defer all blocks we didn't visit at least one successor.
3791 (add_to_exp_gen): Do not add to the maximal set.
3792 (make_values_for_phi): Likewise.
3793 (compute_avail): Likewise.
3794 (init_pre): Do not allocate the maximal set.
3795 (execute_pre): Do not dump it.
3797 2009-09-09 Martin Jambor <mjambor@suse.cz>
3799 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3800 an SSA_NAME rather than a is_gimple_variable.
3802 2009-09-09 Richard Guenther <rguenther@suse.de>
3805 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3806 code dealing with plain pointer bases.
3807 (maybe_fold_offset_to_reference): Likewise.
3808 (maybe_fold_stmt_addition): Adjust.
3810 2009-09-09 Richard Guenther <rguenther@suse.de>
3812 * tree.c (free_lang_data_in_type): Do not free the type variant
3814 (free_lang_data): Merge char_type_node with its properly signed
3816 (pass_ipa_free): Collect after freeing language specific data.
3818 2009-09-09 Michael Matz <matz@suse.de>
3821 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3822 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3823 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3826 2009-09-08 DJ Delorie <dj@redhat.com>
3828 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3830 2009-09-04 Jason Merrill <jason@redhat.com>
3832 * tree.c (tree_find_value): Remove.
3833 * tree.h: Remove prototype.
3834 * varasm.c (assemble_external): Use value_member instead.
3836 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3838 * toplev.c (process_options): Choose default debugging type when
3839 gtoggle enables debug info and type is unset.
3841 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3845 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3848 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3850 * configure: Rebuilt with modified libtool.m4.
3852 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3857 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3859 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3861 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3862 (remove_statement): Likewise.
3863 (rewrite_use_nonlinear_expr): Adjust.
3864 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3865 * tree-ssa.c (release_defs_bitset): ... this. New.
3866 * tree-flow.h (release_defs_bitset): Declare.
3868 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3871 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
3872 in the middle block.
3874 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
3876 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
3877 via intptr_t to long type.
3878 (insert_operand_rank): Cast long type via intptr_t to
3880 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
3882 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
3883 from pointer to unsigned via uintptr_t.
3885 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
3886 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
3888 * configure: Regenerated.
3889 * config.in: Regenerated
3890 * system.h (stdint.h): Add include.
3891 (inttypes.h): Likewise.
3892 * Makefile.in (aclocal): Add config/stdint.m4.
3893 * aclocal.m4: Regenerated.
3895 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
3897 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
3899 (note_np_check_stores): New function.
3900 (harmless_null_pointer_p): New function.
3901 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
3902 changed. Take into account whether we're in the shadow of a condjump
3903 that tested NP_REG for NULL.
3904 Lose all code that tested for SEQUENCEs.
3905 (workaround_speculation): Avoid inserting NOPs for loads that are
3906 either always executed or a NULL pointer.
3908 2009-09-08 Jan Hubicka <jh@suse.cz>
3910 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
3911 * params.def (early-inlining-insns): Likewise.
3913 2009-09-08 Jakub Jelinek <jakub@redhat.com>
3915 PR rtl-optimization/41239
3916 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
3917 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
3919 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
3920 across calls, as the calls might not always return normally.
3921 (call_may_noreturn_p): New function.
3922 (deps_analyze_insn): Update last_function_call_may_noreturn list.
3923 (init_deps): Initialize it.
3924 (remove_from_deps): Also remove calls from
3925 last_function_call_may_noreturn list.
3927 2009-09-07 Richard Henderson <rth@redhat.com>
3929 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
3930 more VR->OPERANDS than LHS operands. Free LHS before returning.
3932 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3934 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
3935 (attr "addrtype"): New member "spreg".
3936 Use it if mem_spfp_address_operand is true for the address.
3937 (attr "type"): New entry "stall".
3938 (cpu_unit "load"): New.
3939 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
3941 (insn_reservation "loadsp"): New.
3942 (insn_reservation "load_stall1"): New.
3943 (insn_reservation "load_stall3"): New.
3945 * config/bfin/predicates.md (const1_operand, const3_operand): New.
3946 (mem_p_address_operand): Exclude stack and frame pointer based
3948 (mem_spfp_address_operand): New; match them here.
3949 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
3950 (bfin_reorg): Call it if scheduling insns.
3951 (bfin_gen_bundles): Remove dummy insns created by
3952 add_sched_insns_for_speculation.
3954 From Jie Zhang <jie.zhang@analog.com>:
3955 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
3956 bfin_si_revision, bfin_workarounds): Move these ...
3957 * config/bfin/bfin.h: ... here.
3959 From Mike Frysinger <michael.frysinger@analog.com>
3960 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
3961 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
3962 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
3963 bf547m, bf548m, and bf549m.
3964 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
3965 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
3966 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
3967 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
3968 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3969 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
3970 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3971 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3972 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
3973 bf542m, bf544m, bf547m, bf548m, and bf549m.
3975 From Jie Zhang <jie.zhang@analog.com>:
3976 * config/bfin/predicates.md (p_register_operand): New predicate.
3977 (dp_register_operand): New predicate.
3978 * config/bfin/bfin-protos.h (WA_05000074): Define.
3979 (ENABLE_WA_05000074): Define.
3980 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
3981 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
3982 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
3983 (define_attr addrtype): Allow load/store register to be P register.
3984 (define_attr storereg): New.
3985 (define_cpu_unit anomaly_05000074): New.
3986 (define_insn_reservation dsp32shiftimm): New.
3987 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
3988 (define_insn_reservation loadp): Cannot use slot2.
3989 (define_insn_reservation loadsp): Cannot use slot2.
3990 (define_insn_reservation storep): Cannot use slot2. Does not
3991 apply when working around 05000074.
3992 (define_insn_reservation storep_anomaly_05000074): New.
3993 (define_insn_reservation storei): Does not apply when working
3995 (define_insn_reservation storei_anomaly_05000074): New.
3996 (define_attr length): Add dsp32shiftimm case.
3997 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
3998 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
3999 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4000 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4001 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4003 2009-09-07 Martin Jambor <mjambor@suse.cz>
4006 * tree-sra.c (create_artificial_child_access): Return NULL if
4007 build_ref_for_offset fails.
4008 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4009 and create_artificial_child_access to fail.
4011 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4014 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4015 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4016 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4018 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4020 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4021 block, ensure it has an exit edge. Emit a barrier after a jump.
4023 2009-09-07 Nick Clifton <nickc@redhat.com>
4025 * gcc.c (this_is_linker_script): New variable. Like
4026 this_is_library_file but for the %T constructor.
4027 (end_going_arg): If this_is_linker_script is set then locate the
4028 script and insert a --script switch before it
4029 (do_spec_2): Initialise this_is_linker_script.
4030 (do_spec_1): Likewise. Handle %T construct.
4031 (eval_spec_function): Preserve this_is_linker_script.
4032 * doc/invoke.texi: Document %T construct in spec files.
4033 * config/m32c/m32c.h (LIB_SPEC): Use it.
4035 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4037 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4038 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4039 when volatile flag is set.
4040 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4042 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4045 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4046 (combine_stack_adjustments_for_block): Allow insns between stack
4047 adjustments and stores with corresponding pre-(dec|inc)rement or
4048 pre-modify operation.
4050 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4053 * combine-stack-adj.c (struct csa_memlist): Rename to...
4054 (struct csa_reflist): ... this. Rename mem field to ref.
4055 (free_csa_memlist): Rename to...
4056 (free_csa_reflist): ... this.
4057 (record_one_stack_memref): Rename to...
4058 (record_one_stack_ref): ... this. Handle also REG_P.
4059 (try_apply_stack_adjustment): Handle also REG_P.
4060 (struct record_stack_memrefs_data): Rename to...
4061 (struct record_stack_refs_data): ... this. Rename memlist field to
4063 (record_stack_memrefs): Rename to...
4064 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4065 subexpressions instead of failing when a MEM contains SP references.
4066 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4067 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4069 2009-09-06 Richard Guenther <rguenther@suse.de>
4072 * tree.c (build_array_type): Do not record types marked
4073 with structural equality in the canonical type hashtable.
4075 2009-09-06 Richard Guenther <rguenther@suse.de>
4078 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4080 2009-09-05 Richard Guenther <rguenther@suse.de>
4083 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4085 2009-09-05 Richard Guenther <rguenther@suse.de>
4088 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4090 2009-09-05 Richard Guenther <rguenther@suse.de>
4093 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4094 before comparing function argument types.
4096 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4099 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4102 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4105 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4107 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4108 locators before emit_insn is called.
4110 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4113 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4114 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4115 (reginfo_init): Don't call allocate_reg_info.
4117 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4120 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4121 NONDEBUG_INSN_P instead of INSN_P.
4123 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4126 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4128 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4131 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4132 pattern of the split.
4134 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4136 * toplev.c (process_options): Move setter of flag_var_tracking
4137 before other tests that depend on it. Move down setter of
4138 flag_rename_registers. Don't enable var-tracking-assignments
4139 by default if selective scheduling is enabled. Warn if both
4142 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4144 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4145 comment. Use switch statement to catch overlaps between rtx
4146 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4147 (IS_DECL_CODE): ... here. Remove.
4148 (check_value_is_not_decl): Remove.
4149 (dv_from_decl, dv_from_value): Check after conversion.
4151 2009-09-04 Richard Guenther <rguenther@suse.de>
4154 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4155 after emitting tunks. Move emitting thunks and ctors from ...
4156 (cgraph_optimize): ... here. Remove redundant
4157 cgraph_analyze_functions.
4158 * varasm.c (find_decl_and_mark_needed): Remove no longer
4160 (finish_aliases_1): Adjust check for thunk aliases.
4162 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4164 * config/arm/arm.md (ctzsi2): Added braces
4165 to avoid warning that broke booststrap.
4167 2009-09-04 Martin Jambor <mjambor@suse.cz>
4169 PR tree-optimization/41112
4170 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4171 handle variable-bounded arrays.
4172 (expr_with_var_bounded_array_refs_p): New function.
4173 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4175 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4177 * config/s390/2097.md: Removed two incorrect bypasses.
4178 (z10_fsimpdf): Fixed latency.
4179 (z10_fhex): New insn_reservation.
4180 (z10_floaddf): Fixed latency.
4181 (z10_floadsf): Fixed latency.
4182 (z10_ftrunctf): Fixed latency.
4183 (z10_ftruncdf): Fixed latency.
4184 * config/s390/s390.c (z10_cost): Fixed values.
4185 (s390_adjust_priority): Added z10 path.
4186 * config/s390/s390.md (type): Added fhex.
4187 (*mov<mode>_64dfp): Updated type attribute.
4188 (*mov<mode>_64): Updated type attribute.
4189 (*mov<mode>_31): Updated type attribute.
4190 (*mov<mode>"): Likewise.
4191 * config/s390/2084.md (x_fsimpdf): Updated condition.
4193 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4195 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4196 RTXs in the predicate for operand 1.
4198 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4200 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4201 (rbitsi2): New insn.
4202 (ctzsi2): New expand.
4203 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4205 2009-09-03 Martin Jambor <mjambor@suse.cz>
4207 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4208 (create_artificial_child_access): Use build_ref_for_offset instead
4209 of duplicate_expr_for_different_base.
4210 (propagate_subacesses_accross_link): Likewise.
4212 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4214 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4216 (mips16e_collect_argument_saves): Skip debug instructions.
4217 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4218 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4219 (r10k_insert_cache_barriers): Likewise.
4220 (mips_reorg_process_insns): Likewise.
4222 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4225 * ira.c (update_equiv_reg): Remove check on class likely spill.
4227 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4230 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4231 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4235 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4236 the stack slot if it is passed by invisible reference.
4237 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4238 by invisible reference.
4240 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4242 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4243 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4244 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4246 * config/bfin/sync.md: New file.
4247 * config/bfin/bfin.md: Include it.
4248 (UNSPEC_ATOMIC): New.
4249 (UNSPEC_ONES): Provide a unique number.
4251 From Jie Zhang <jie.zhang@analog.com>:
4252 * config/bfin/bfin.c (ret_regs): New.
4253 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4254 (must_save_rets_p): New.
4255 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4256 current_function_is_leaf.
4257 (do_link): Likewise.
4258 (do_unlink): Likewise.
4259 (expand_interrupt_handler_prologue): Use ret_regs array.
4260 (expand_interrupt_handler_epilogue): Use ret_regs array and
4261 pass return register to gen_return_internal.
4262 (bfin_expand_epilogue): Pass return register to
4263 gen_return_internal.
4264 (bfin_expand_call): Explicitly clobber RETS.
4265 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4266 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4267 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4268 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4270 (return_internal): Take a reg rtx rather than the register number.
4272 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4274 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4275 when comparing against estimated_loop_iterations_int return.
4277 2009-09-03 Richard Guenther <rguenther@suse.de>
4279 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4280 eh_personality_libfunc.
4282 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4284 * tree-parloops.c (separate_decls_in_region): Add space.
4286 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4288 * tree-parloops.c (separate_decls_in_region): Change the condition
4289 checking if there are reductions in the loop.
4291 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4293 PR tree-optimization/38275
4294 * tree-parloops.c (parallelize_loops): Replace profitability condition
4295 for expected number of iterations.
4297 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4299 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4300 (bootstrap-debug): Explain conditions in which it becomes default.
4301 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4304 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4306 * doc/invoke.texi (Optimize Options): Move
4307 -finline-small-functions to the -O2 list.
4309 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4311 * toplev.c (process_options): Enable var-tracking-assignments
4312 by default if var-tracking is enabled.
4314 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4316 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4318 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4319 * rtl.h (prev_nonnote_insn_bb): Declare it.
4321 2009-09-03 Diego Novillo <dnovillo@google.com>
4323 * cgraph.c (cgraph_node_for_decl): New.
4324 * cgraph.h (cgraph_node_for_decl): Declare.
4325 * tree.c (host_integerp): Return 0 if T is NULL.
4327 2009-09-03 Diego Novillo <dnovillo@google.com>
4329 * tree.h (struct alias_pair): Move from varasm.c.
4330 (alias_pairs): Likewise.
4331 (TYPE_MAXVAL): Define.
4332 (TYPE_MINVAL): Define.
4333 (iterative_hash_host_wide_int): Declare.
4334 (remove_unreachable_alias_pairs): Declare.
4335 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4336 * diagnostic.c (default_diagnostic_starter): Make extern.
4337 (default_diagnostic_finalizer): Make extern.
4338 * diagnostic.h (default_diagnostic_starter): Declare.
4339 (default_diagnostic_finalizer): Declare.
4340 (default_tree_printer): Declare.
4341 * toplev.c (default_tree_printer): Make extern.
4343 2009-09-03 Richard Guenther <rguenther@suse.de>
4344 Diego Novillo <dnovillo@google.com>
4346 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4347 * cgraphunit.c (cgraph_expand_function): Do not emit
4348 associated thunks from here.
4349 (cgraph_emit_thunks): New.
4350 (cgraph_optimize): Call it.
4351 Return if any IPA pass finds an error.
4352 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4355 2009-09-03 Simon Baldwin <simonb@google.com>
4356 Rafael Espindola <espindola@google.com>
4357 Richard Guenther <rguenther@suse.de>
4358 Doug Kwan <dougkwan@google.com>
4359 Diego Novillo <dnovillo@google.com>
4361 * tree.c: Include tree-pass.h, langhooks-def.h,
4362 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4363 (free_lang_data_in_type): New.
4364 (need_assembler_name_p): New.
4365 (free_lang_data_in_block): New.
4366 (free_lang_data_in_decl): New.
4367 (struct free_lang_data_d): New.
4368 (add_tree_to_fld_list): New.
4369 (find_decls_types_r): New.
4370 (get_eh_types_for_runtime): New.
4371 (find_decls_types_in_eh_region): New.
4372 (find_decls_types_in_node): New.
4373 (find_decls_types_in_var): New.
4374 (free_lang_data_in_cgraph): New.
4375 (free_lang_data): New.
4376 (gate_free_lang_data): New.
4377 (pass_ipa_free_lang_data): New.
4379 2009-09-03 Diego Novillo <dnovillo@google.com>
4381 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4382 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4383 (lang_hooks): Remove const qualifier.
4384 * ipa.c (cgraph_remove_unreachable_nodes): Call
4385 remove_unreachable_alias_pairs.
4386 * except.c (add_type_for_runtime): Check if TYPE has
4387 already been converted.
4388 (lookup_type_for_runtime): Likewise.
4389 (check_handled): Handle converted types.
4390 * varasm.c (remove_unreachable_alias_pairs): New.
4391 * gimple.c: Include demangle.h.
4392 (gimple_decl_printable_name): New.
4393 (gimple_fold_obj_type_ref): New.
4394 * gimple.h (gimple_decl_printable_name): Declare.
4395 (gimple_fold_obj_type_ref): Declare.
4396 * passes.c (init_optimization_passes): Add pass
4397 pass_ipa_free_lang_data.
4398 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4399 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4401 2009-09-03 Diego Novillo <dnovillo@google.com>
4403 * c-lang.c (lang_hooks): Remove const qualifier.
4405 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4407 * doc/install.texi (*-*-freebsd*): Update target information.
4409 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4411 * hard-reg-set.h (call_fixed_regs): Remove.
4412 * reginfo.c (call_fixed_regs): Remove.
4413 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4414 (globalize_reg): Don't use call_fixed_regs.
4415 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4418 2009-09-01 Michael Matz <matz@suse.de>
4420 * expr.h (emit_storent_insn, expand_expr_real_1,
4421 expand_expr_real_2): Declare.
4422 * expr.c (emit_storent_insn, expand_expr_real_1,
4423 expand_expr_real_2): Export.
4424 (store_expr): Setting and evaluating dont_return_target is useless.
4425 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4426 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4427 * except.c (expand_resx_expr): Rename to ...
4428 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4429 * except.h (expand_resx_stmt): Declare.
4430 * stmt.c: Add include gimple.h
4431 (expand_asm_expr): Rename to ...
4432 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4433 (expand_case): Rewrite to take gimple statement.
4434 * tree.h (expand_asm_stmt): Declare.
4435 (expand_case): Change prototype.
4436 * Makefile.in (stmt.o): Depend on gimple.h.
4437 * builtins.c (expand_builtin_synchronize): Build gimple asm
4438 statement, not an ASM_EXPR.
4439 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4440 gimple_to_tree, release_stmt_tree): Remove.
4441 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4442 ggc_free, but hold comparison code and operands separately.
4443 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4444 (expand_call_stmt, expand_gimple_stmt_1,
4445 expand_gimple_stmt): New helpers.
4446 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4447 release_stmt_tree. Call expand_gimple_stmt instead.
4448 (expand_gimple_basic_block): Ditto.
4450 * calls.c (emit_call_1): Don't look at EH regions here, make
4451 fntree parameter useless.
4452 (expand_call): New local rettype for TREE_TYPE(exp), use it
4453 throughout. Remove local p, use addr instead.
4454 Don't look at EH regions here.
4456 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4458 * doc/invoke.texi (-fsched-pressure): Document it.
4459 (-fsched-reg-pressure-heuristic): Remove it.
4461 * reload.c (ira.h): Include.
4462 (find_reloads): Add choosing reload on number of small spilled
4465 * haifa-sched.c (ira.h): Include.
4466 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4467 saved_reg_pressure, curr_reg_live, saved_reg_live,
4468 region_ref_regs): New variables.
4469 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4470 initiate_reg_pressure_info, setup_ref_regs,
4471 initiate_bb_reg_pressure_info, save_reg_pressure,
4472 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4474 (setup_insn_reg_pressure_info): New function.
4475 (rank_for_schedule): Add pressure checking and insn issue time.
4476 Remove comparison of insn reg weights.
4477 (ready_sort): Set insn reg pressure info.
4478 (update_register_pressure, setup_insn_max_reg_pressure,
4479 update_reg_and_insn_max_reg_pressure,
4480 sched_setup_bb_reg_pressure_info): New functions.
4481 (schedule_insn): Add code for printing and updating reg pressure info.
4482 (find_set_reg_weight, find_insn_reg_weight): Remove.
4483 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4484 (debug_ready_list): Print reg pressure info.
4485 (schedule_block): Ditto. Check insn issue time.
4486 (sched_init): Set up sched_pressure_p. Allocate and set up some
4487 reg pressure related info.
4488 (sched_finish): Free some reg pressure related info.
4489 (fix_tick_ready): Make insn always ready if pressure_p.
4490 (init_h_i_d): Don't call find_insn_reg_weight.
4491 (haifa_finish_h_i_d): Free insn reg pressure info.
4493 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4494 ira_memory_move_cost, ira_class_hard_regs,
4495 ira_class_hard_regs_num, ira_no_alloc_regs,
4496 ira_available_class_regs, ira_reg_class_cover_size,
4497 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4499 * ira-lives.c (single_reg_class): Check mode to find how many
4500 registers are necessary for operand.
4501 (ira_implicitly_set_insn_hard_regs): New.
4503 * common.opt (fsched-pressure): New options.
4504 (fsched-reg-pressure-heuristic): Remove.
4506 * ira.c (setup_eliminable_regset): Rename to
4507 ira_setup_eliminable_regset. Make it external.
4508 (expand_reg_info): Pass cover class to setup_reg_classes.
4509 (ira): Call resize_reg_info instead of allocate_reg_info.
4511 * sched-deps.c: Include ira.h.
4512 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4513 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4514 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4515 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4516 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4517 mark_insn_reg_store, mark_insn_reg_clobber,
4518 setup_insn_reg_pressure_info): New.
4519 (sched_analyze_1): Update implicit_reg_pending_uses.
4520 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4521 Use them to create dependencies. Set insn reg uses and pressure
4522 info. Process reg_pending_uses in one place.
4523 (free_deps): Free implicit sets.
4524 (remove_from_deps): Remove implicit sets if necessary. Check
4525 implicit sets when clearing reg_last_in_use.
4526 (init_deps_global): Clear implicit_reg_pending_clobbers and
4527 implicit_reg_pending_uses.
4529 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4530 ira_memory_move_cost, ira_class_hard_regs,
4531 ira_class_hard_regs_num, ira_no_alloc_regs,
4532 ira_available_class_regs, ira_reg_class_cover_size,
4533 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4534 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4535 ira_implicitly_set_insn_hard_regs): New prototypes.
4537 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4538 cost_elements_num): New variables.
4539 (allocno_costs, total_costs): Rename to costs and
4540 total_allocno_costs.
4541 (COSTS_OF_ALLOCNO): Rename to COSTS.
4542 (allocno_pref): Rename to pref.
4543 (allocno_pref_buffer): Rename to pref_buffer.
4544 (common_classes): Rename to regno_cover_class.
4546 (record_reg_classes): Set allocno attributes only if allocno_p.
4547 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4548 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4549 and COSTS_OF_ALLOCNO.
4550 (print_costs): Rename to print_allocno_costs.
4551 (print_pseudo_costs): New.
4552 (process_bb_node_for_costs): Split into 2 functions with new
4553 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4554 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4555 new parameter dump_file. Use cost_elements_num instead of
4556 ira_allocnos_num. Make one iteration if preferred classes were
4557 already calculated for scheduler. Make 2 versions of code
4558 depending on allocno_p.
4559 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4560 regno_cover_class and COSTS instead of common_classes and
4562 (init_costs, finish_costs): New.
4563 (ira_costs): Set up allocno_p and cost_elements_num. Call
4564 init_costs and finish_costs.
4565 (ira_set_pseudo_classes): New.
4567 * rtl.h (allocate_reg_info): Remove.
4568 (resize_reg_info): Change return type.
4569 (reg_cover_class): New.
4570 (setup_reg_classes): Add new parameter.
4572 * sched-int.h (struct deps_reg): New member implicit_sets.
4573 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4574 (INCREASE_BITS): New macro.
4575 (struct reg_pressure_data, struct reg_use_data): New.
4576 (struct _haifa_insn_data): Remove reg_weight. Add members
4577 reg_pressure, reg_use_list, reg_set_list, and
4578 reg_pressure_excess_cost_change.
4579 (struct deps): New member implicit_sets.
4580 (pressure_p): New variable.
4581 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4582 (struct reg_pressure_data, struct reg_use_data): New.
4583 (INSN_REG_WEIGHT): Remove.
4584 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4585 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4586 (sched_init_region_reg_pressure_info,
4587 sched_setup_bb_reg_pressure_info): New prototypes.
4589 * reginfo.c (struct reg_pref): New member coverclass.
4590 (reg_cover_class): New function.
4591 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4592 (reg_info_size): New variable.
4593 (allocate_reg_info): Make static. Setup reg_info_size.
4594 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4595 (setup_reg_classes): Add a new parameter. Setup cover class too.
4597 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4600 * sched-rgn.c (deps_join): Set up implicit_sets.
4601 (schedule_region): Set up region and basic blocks pressure
4604 * passes.c (init_optimization_passes): Move
4605 pass_subregs_of_mode_init before pass_sched.
4607 2009-09-02 Martin Jambor <mjambor@suse.cz>
4609 * tree-sra.c (struct access): New field grp_hint.
4610 (dump_access): Dump grp_hint.
4611 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4613 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4614 those which have been specifically read and somehow written to.
4615 (propagate_subacesses_accross_link): Set grp_hint of right child and
4616 also possibly of the left child.
4618 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4620 * tree-object-size.c (addr_object_size): Always use object_size_type
4621 0 or 2 when determining the pointer pointed object size.
4623 2009-09-02 Richard Guenther <rguenther@suse.de>
4626 2009-08-31 Richard Guenther <rguenther@suse.de>
4628 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4629 to query if the memory regions for memmove overlap.
4630 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4631 asserts on pointers, instead deal with odd trees.
4632 (ptr_derefs_may_alias_p): Likewise.
4633 (refs_may_alias_p_1): Constructor bases also never alias.
4635 2009-08-01 Christian Bruel <christian.bruel@st.com>
4638 2009-07-31 Christian Bruel <christian.bruel@st.com>
4639 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4641 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4643 * doc/invoke.texi (-fvar-tracking-assignments): New.
4644 (-fvar-tracking-assignments-toggle): New.
4645 (-fdump-final-insns=file): Mark filename as optional.
4646 (--param min-nondebug-insn-uid): New.
4647 (-gdwarf-@{version}): Mention version 4.
4648 * opts.c (common_handle_option): Accept it.
4649 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4650 * regrename.c (regrename_optimize): Drop last. Don't count debug
4651 insns as uses. Don't reject change because of debug insn.
4652 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4653 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4654 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4655 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4656 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4657 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4658 * doc/gimple.texi (is_gimple_debug): New.
4659 (gimple_debug_bind_p): New.
4660 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4661 * doc/install.texi (bootstrap-debug): More details.
4662 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4663 (bootstrap-debug-lib): More details.
4664 (bootstrap-debug-ckovw): Update.
4665 (bootstrap-time): New.
4666 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4667 (insert_phi_nodes_for): Insert debug stmts.
4668 (rewrite_stmt): Take iterator. Insert debug stmts.
4669 (rewrite_enter_block): Adjust.
4670 (maybe_replace_use_in_debug_stmt): New.
4671 (rewrite_update_stmt): Use it.
4672 (mark_use_interesting): Return early for debug stmts.
4673 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4674 stmts before replacing stmt.
4675 (move_computations_stmt): Likewise.
4676 * ira-conflicts.c (add_copies): Skip debug insns.
4677 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4678 (regstat_bb_compute_ri): Skip debug insns.
4679 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4680 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4681 check_loop_closed_ssa_stmt): Skip debug stmts.
4682 * tree-tailcall.c (find_tail_calls): Likewise.
4683 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4684 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4685 (build_var_debug_value_stat): Declare.
4686 (build_var_debug_value): Define.
4687 (target_for_debug_bind): Declare.
4688 * reload.c (find_equiv_reg): Skip debug insns.
4689 * rtlanal.c (reg_used_between_p): Skip debug insns.
4690 (side_effects_p): Likewise.
4691 (canonicalize_condition): Likewise.
4692 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4693 insns never depend on debug insns.
4694 (create_ddg_dep_no_link): Likewise.
4695 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4696 Don't add inter-loop dependencies for debug insns.
4697 (build_intra_loop_deps): Likewise.
4698 (create_ddg): Count debug insns.
4699 * ddg.h (struct ddg::num_debug): New.
4700 (num_backargs): Pair up with previous int field.
4701 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4702 -fcompare-debug-second.
4703 * final.c (get_attr_length_1): Skip debug insns.
4704 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4705 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4706 (driver_self_specs): Map -fdump-final-insns to
4707 -fdump-final-insns=..
4708 (get_local_tick): New.
4709 (compare_debug_dump_opt_spec_function): Test for . argument and
4710 compute output name. Compute temp output spec without flag name.
4711 Compute -frandom-seed.
4712 (OPT): Undef after use.
4713 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4714 (average_num_loop_insns): Likewise.
4715 * params.h (MIN_NONDEBUG_INSN_UID): New.
4716 * gimple.def (GIMPLE_DEBUG): New.
4717 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4718 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4719 (merge_in_block): Fix whitespace.
4720 * toplev.c (flag_var_tracking): Update comment.
4721 (flag_var_tracking_assignments): New.
4722 (flag_var_tracking_assignments_toggle): New.
4723 (process_options): Don't open final insns dump file if we're not
4724 going to write to it. Compute defaults for var_tracking.
4725 * df-scan.c (df_insn_rescan_debug_internal): New.
4726 (df_uses_record): Handle debug insns.
4727 * haifa-sched.c (ready): Initialize n_debug.
4728 (contributes_to_priority): Skip debug insns.
4729 (dep_list_size): New.
4731 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4732 they're ready. Disregard previous debug insns to make decisions.
4733 (queue_insn): Never queue debug insns.
4734 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4735 (schedule_insn): Don't reject debug insns because of issue rate.
4736 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4737 (queue_to_ready): Skip and discount debug insns.
4738 (choose_ready): Let debug insns through.
4739 (schedule_block): Check boundary debug insns. Discount debug
4740 insns, schedule them early. Adjust whitespace.
4741 (set_priorities): Check for boundary debug insns.
4742 (add_jump_dependencies): Use dep_list_size.
4743 (prev_non_location_insn): New.
4744 (check_cfg): Use it.
4745 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4747 (remove_unused_ivs): Reset debug stmts.
4748 * modulo-sched.c (const_iteration_count): Skip debug insns.
4749 (res_MII): Discount debug insns.
4750 (loop_single_full_bb_p): Skip debug insns.
4751 (sms_schedule): Likewise.
4752 (sms_schedule_by_order): Likewise.
4753 (ps_has_conflicts): Likewise.
4754 * caller-save.c (refmarker_fn): New.
4755 (save_call_clobbered_regs): Replace regs with saved mem in
4757 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4758 Call refmarker_fn mark for hardregnos.
4759 (mark_reg_as_referenced): New.
4760 (replace_reg_with_saved_mem): New.
4761 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4762 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4764 (cse_extended_basic_block): Skip debug insns.
4765 (count_reg_usage): Likewise.
4766 (is_dead_reg): New, split out of...
4767 (set_live_p): ... here.
4768 (insn_live_p): Use it for debug insns.
4769 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4770 (execute_optimize_stdarg): Likewise.
4771 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4772 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4773 changes in debug stmts as changes.
4774 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4775 (moveup_expr): Don't move across debug insns. Don't move
4776 debug insn if it would create a bookkeeping block.
4777 (moveup_expr_cached): Don't use cache for debug insns that
4778 are heads of blocks.
4779 (compute_av_set_inside_bb): Skip debug insns.
4780 (sel_rank_for_schedule): Schedule debug insns first. Remove
4782 (block_valid_for_bookkeeping_p); Support lax searches.
4783 (create_block_for_bookkeeping): Adjust block numbers when
4784 encountering debug-only blocks.
4785 (find_place_for_bookkeeping): Deal with debug-only blocks.
4786 (generate_bookkeeping_insn): Accept no place to insert.
4787 (remove_temp_moveop_nops): New argument full_tidying.
4788 (prepare_place_to_insert): Deal with debug insns.
4789 (advance_state_on_fence): Debug insns don't start cycles.
4790 (update_boundaries): Take fence as argument. Deal with
4792 (schedule_expr_on_boundary): No full_tidying on debug insns.
4793 (fill_insns): Deal with debug insns.
4794 (track_scheduled_insns_and_blocks): Don't count debug insns.
4795 (need_nop_to_preserve_insn_bb): New, split out of...
4796 (remove_insn_from_stream): ... this.
4797 (fur_orig_expr_not_found): Skip debug insns.
4798 * rtl.def (VALUE): Move up.
4800 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4801 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4802 Set it if debug stmts are found.
4803 (statement_sink_location): Skip debug stmts. Propagate
4804 moving defs into debug stmts.
4805 * ifcvt.c (first_active_insn): Skip debug insns.
4806 (last_active_insns): Likewise.
4807 (cond_exec_process_insns): Likewise.
4808 (noce_process_if_block): Likewise.
4809 (check_cond_move_block): Likewise.
4810 (cond_move_convert_if_block): Likewise.
4811 (block_jumps_and_fallthru_p): Likewise.
4812 (dead_or_predicable): Likewise.
4813 * dwarf2out.c (debug_str_hash_forced): New.
4814 (find_AT_string): Add comment.
4815 (gen_label_for_indirect_string): New.
4816 (get_debug_string_label): New.
4817 (AT_string_form): Use it.
4818 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4819 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4820 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4821 several operations that cannot be represented with DWARF opcodes.
4822 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4823 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4824 (dwarf2out_var_location): Take during-call mark into account.
4825 (output_indirect_string): Update comment. Output if there are
4826 label and references.
4827 (prune_indirect_string): New.
4828 (prune_unused_types): Call it if debug_str_hash_forced.
4829 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4830 (dw_long_long_const): Remove.
4831 (struct dw_val_struct): Change val_long_long type to rtx.
4832 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4833 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4834 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4835 component instead of HOST_BITS_PER_LONG.
4836 (output_loc_operands): Likewise. For const8* assert
4837 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4838 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4839 rather than HOST_BITS_PER_LONG is >= 64.
4840 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4842 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4843 HOST_BITS_PER_LONG for dw_val_class_long_long.
4844 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4845 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4846 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4848 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4849 Handle DW_OP_implicit_value.
4850 (extract_int): Move prototype earlier.
4851 (mem_loc_descriptor): For SUBREG punt if inner
4852 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4853 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4854 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4855 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4856 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4857 instead of Pmode size.
4858 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4859 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4860 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4861 (concat_loc_descriptor, concatn_loc_descriptor,
4862 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4863 (add_location_or_const_value_attribute): Likewise. For single
4864 location loc_lists attempt to use add_const_value_attribute
4865 for constant decls. Add DW_AT_const_value even if
4866 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
4868 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
4869 (control_flow_insn_p): Likewise.
4870 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
4871 (separate_decls_in_region_debug_bind): New.
4872 (separate_decls_in_region): Process debug bind stmts afterwards.
4873 * recog.c (verify_changes): Handle debug insns.
4874 (extract_insn): Likewise.
4875 (peephole2_optimize): Skip debug insns.
4876 * dse.c (scan_insn): Skip debug insns.
4877 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
4879 (setup_id_for_insn): Handle debug insns.
4880 (maybe_tidy_empty_bb): Adjust whitespace.
4881 (tidy_control_flow): Skip debug insns.
4882 (sel_remove_insn): Adjust for debug insns.
4883 (sel_estimate_number_of_insns): Skip debug insns.
4884 (create_insn_rtx_from_pattern): Handle debug insns.
4885 (create_copy_of_insn_rtx): Likewise.
4886 * sel-sched-.h (sel_bb_end): Declare.
4887 (sel_bb_empty_or_nop_p): New.
4888 (get_all_loop_exits): Use it.
4889 (_eligible_successor_edge_p): Likewise.
4890 (return_nop_to_pool): Adjust.
4891 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
4892 * ira-lives.c (process_bb_node_lives): Skip debug insns.
4893 * gimple-pretty-print.c (dump_gimple_debug): New.
4894 (dump_gimple_stmt): Use it.
4895 (dump_bb_header): Skip gimple debug stmts.
4896 * regmove.c (optimize_reg_copy_1): Discount debug insns.
4897 (fixup_match_2): Likewise.
4898 (regmove_backward_pass): Likewise. Simplify combined
4899 replacement. Handle debug insns.
4900 * function.c (instantiate_virtual_regs): Handle debug insns.
4901 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
4902 * print-rtl.h: Include cselib.h.
4903 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
4904 * df.h (df_inns_rescan_debug_internal): Declare.
4905 * gcse.c (alloc_hash_table): Estimate n_insns.
4906 (cprop_insn): Don't regard debug insns as changes.
4907 (bypass_conditional_jumps): Skip debug insns.
4908 (one_pre_gcse_pass): Adjust.
4909 (one_code_hoisting_pass): Likewise.
4910 (compute_ld_motion_mems): Skip debug insns.
4911 (one_cprop_pass): Adjust.
4912 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
4913 (if_convertible_stmt_p): Handle debug stmts.
4914 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
4915 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
4916 * ira-build.c (create_bb_allocnos): Skip debug insns.
4917 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
4918 (has_single_use): Likewise.
4919 (single_imm_use): Likewise.
4920 (num_imm_uses): Likewise.
4921 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
4922 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
4923 (create_outofssa_var_map): Likewise.
4924 * lower-subreg.c (adjust_decomposed_uses): New.
4925 (resolve_debug): New.
4926 (decompose_multiword_subregs): Use it.
4927 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
4928 * emit-rtl.c: Include params.h.
4929 (cur_debug_insn_uid): Define.
4930 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
4931 (copy_rtx_if_shared_1): Handle debug insns.
4932 (reset_used_flags): Likewise.
4933 (set_used_flags): LIkewise.
4934 (get_max_insn_count): New.
4935 (next_nondebug_insn): New.
4936 (prev_nondebug_insn): New.
4937 (make_debug_insn_raw): New.
4938 (emit_insn_before_noloc): Handle debug insns.
4939 (emit_jump_insn_before_noloc): Likewise.
4940 (emit_call_insn_before_noloc): Likewise.
4941 (emit_debug_insn_before_noloc): New.
4942 (emit_insn_after_noloc): Handle debug insns.
4943 (emit_jump_insn_after_noloc): Likewise.
4944 (emit_call_insn_after_noloc): Likewise.
4945 (emit_debug_insn_after_noloc): Likewise.
4946 (emit_insn_after): Take loc from earlier non-debug insn.
4947 (emit_jump_insn_after): Likewise.
4948 (emit_call_insn_after): Likewise.
4949 (emit_debug_insn_after_setloc): New.
4950 (emit_debug_insn_after): New.
4951 (emit_insn_before): Take loc from later non-debug insn.
4952 (emit_jump_insn_before): Likewise.
4953 (emit_call_insn_before): Likewise.
4954 (emit_debug_insn_before_setloc): New.
4955 (emit_debug_insn_before): New.
4956 (emit_insn): Handle debug insns.
4957 (emit_debug_insn): New.
4958 (emit_jump_insn): Handle debug insns.
4959 (emit_call_insn): Likewise.
4961 (init_emit): Take min-nondebug-insn-uid into account.
4962 Initialize cur_debug_insn_uid.
4963 (emit_copy_of_insn_after): Handle debug insns.
4964 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
4965 location of single rhs in place.
4966 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
4967 (floor_sdiv_adjust): New.
4968 (cell_sdiv_adjust): New.
4969 (cell_udiv_adjust): New.
4970 (round_sdiv_adjust): New.
4971 (round_udiv_adjust): New.
4972 (wrap_constant): Moved from cselib.
4973 (unwrap_constant): New.
4974 (expand_debug_expr): New.
4975 (expand_debug_locations): New.
4976 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
4978 (gimple_expand_cfg): Expand debug locations.
4979 * cselib.c: Include tree-pass.h.
4980 (struct expand_value_data): New.
4981 (cselib_record_sets_hook): New.
4982 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
4983 (cselib_clear_table): Move, and implemnet in terms of...
4984 (cselib_reset_table_with_next_value): ... this.
4985 (cselib_get_next_unknown_value): New.
4986 (discard_useless_locs): Don't discard preserved values.
4987 (cselib_preserve_value): New.
4988 (cselib_preserved_value_p): New.
4989 (cselib_preserve_definitely): New.
4990 (cselib_clear_preserve): New.
4991 (cselib_preserve_only_values): New.
4992 (new_cselib_val): Take rtx argument. Dump it in details.
4993 (cselib_lookup_mem): Adjust.
4994 (expand_loc): Take regs_active in struct. Adjust. Silence
4995 dumps unless details are requested.
4996 (cselib_expand_value_rtx_cb): New.
4997 (cselib_expand_value_rtx): Rename and reimplment in terms of...
4998 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
4999 without details. Copy more subregs. Try to resolve values
5000 using a callback. Wrap constants.
5001 (cselib_subst_to_values): Adjust.
5002 (cselib_log_lookup): New.
5003 (cselib_lookup): Call it.
5004 (cselib_invalidate_regno): Don't count preserved values as useless.
5005 (cselib_invalidate_mem): Likewise.
5006 (cselib_record_set): Likewise.
5007 (struct set): Renamed to cselib_set, moved to cselib.h.
5008 (cselib_record_sets): Adjust. Call hook.
5009 (cselib_process_insn): Reset table when it would be cleared.
5010 (dump_cselib_val): New.
5011 (dump_cselib_table): New.
5012 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5013 (remove_forwarder_block): Support moving debug stmts.
5014 * cselib.h (cselib_record_sets_hook): Declare.
5015 (cselib_expand_callback): New type.
5016 (cselib_expand_value_rtx_cb): Declare.
5017 (cselib_reset_table_with_next_value): Declare.
5018 (cselib_get_next_unknown_value): Declare.
5019 (cselib_preserve_value): Declare.
5020 (cselib_preserved_value_p): Declare.
5021 (cselib_preserve_only_values): Declare.
5022 (dump_cselib_table): Declare.
5023 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5024 (try_crossjump_to_edge): Likewise.
5025 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5026 dominated blocks when debug stmts are present.
5027 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5028 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5029 (set_var_live_on_entry): Likewise.
5030 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5031 * cfglayout.c (curr_location, last_location): Make static.
5032 (set_curr_insn_source_location): Don't avoid bouncing.
5033 (get_curr_insn_source_location): New.
5034 (get_curr_insn_block): New.
5035 (duplicate_insn_chain): Handle debug insns.
5036 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5038 * common.opt (fcompare-debug): Move to sort order.
5039 (fdump-unnumbered-links): Likewise.
5040 (fvar-tracking-assignments): New.
5041 (fvar-tracking-assignments-toggle): New.
5042 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5043 because of debug stmts.
5044 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5045 (eliminate_unnecessary_stmts): Walk dominated blocks before
5047 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5048 * ira.c (memref_used_between_p): Skip debug insns.
5049 (update_equiv_regs): Likewise.
5050 * sched-deps.c (sd_lists_size): Accept empty list.
5051 (sd_init_insn): Mark debug insns.
5052 (sd_finish_insn): Unmark them.
5053 (sd_add_dep): Reject non-debug deps on debug insns.
5054 (fixup_sched_groups): Give debug insns group treatment.
5056 (sched_analyze_reg): Don't mark debug insns for sched before call.
5057 (sched_analyze_2): Handle debug insns.
5058 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5060 (deps_analyze_insn): Handle debug insns.
5061 (deps_start_bb): Skip debug insns.
5062 (init_deps): Initialize last_debug_insn.
5063 * tree-ssa.c (target_for_debug_bind): New.
5064 (find_released_ssa_name): New.
5065 (propagate_var_def_into_debug_stmts): New.
5066 (propagate_defs_into_debug_stmts): New.
5067 (verify_ssa): Skip debug bind stmts without values.
5068 (warn_uninialized_vars): Skip debug stmts.
5069 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5070 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5071 (rtx_equal_p): Likewise.
5072 * ira-costs.c (scan_one_insn): Skip debug insns.
5073 (process_bb_node_for_hard_reg_moves): Likewise.
5074 * rtl.h (DEBUG_INSN_P): New.
5075 (NONDEBUG_INSN_P): New.
5076 (MAY_HAVE_DEBUG_INSNS): New.
5077 (INSN_P): Accept debug insns.
5078 (RTX_FRAME_RELATED_P): Likewise.
5079 (INSN_DELETED_P): Likewise
5080 (PAT_VAR_LOCATION_DECL): New.
5081 (PAT_VAR_LOCATION_LOC): New.
5082 (PAT_VAR_OCATION_STATUS): New.
5083 (NOTE_VAR_LOCATION_DECL): Reimplement.
5084 (NOTE_VAR_LOCATION_LOC): Likewise.
5085 (NOTE_VAR_LOCATION_STATUS): Likewise.
5086 (INSN_VAR_LOCATION): New.
5087 (INSN_VAR_LOCATION_DECL): New.
5088 (INSN_VAR_LOCATION_LOC): New.
5089 (INSN_VAR_LOCATION_STATUS): New.
5090 (gen_rtx_UNKNOWN_VAR_LOC): New.
5091 (VAR_LOC_UNKNOWN_P): New.
5092 (NOTE_DURING_CALL_P): New.
5093 (SCHED_GROUP_P): Accept debug insns.
5094 (emit_debug_insn_before): Declare.
5095 (emit_debug_insn_before_noloc): Declare.
5096 (emit_debug_insn_beore_setloc): Declare.
5097 (emit_debug_insn_after): Declare.
5098 (emit_debug_insn_after_noloc): Declare.
5099 (emit_debug_insn_after_setloc): Declare.
5100 (emit_debug_insn): Declare.
5101 (make_debug_insn_raw): Declare.
5102 (prev_nondebug_insn): Declare.
5103 (next_nondebug_insn): Declare.
5104 (delegitimize_mem_from_attrs): Declare.
5105 (get_max_insn_count): Declare.
5106 (wrap_constant): Declare.
5107 (unwrap_constant): Declare.
5108 (get_curr_insn_source_location): Declare.
5109 (get_curr_insn_block): Declare.
5110 * tree-inline.c (insert_debug_decl_map): New.
5111 (processing_debug_stmt): New.
5112 (remap_decl): Don't create new mappings in debug stmts.
5113 (remap_gimple_op_r): Don't add references in debug stmts.
5114 (copy_tree_body_r): Likewise.
5115 (remap_gimple_stmt): Handle debug bind stmts.
5116 (copy_bb): Skip debug stmts.
5117 (copy_edges_for_bb): Likewise.
5118 (copy_debug_stmt): New.
5119 (copy_debug_stmts): New.
5120 (copy_body): Copy debug stmts at the end.
5121 (insert_init_debug_bind): New.
5122 (insert_init_stmt): Take id. Skip and emit debug stmts.
5123 (setup_one_parameter): Remap variable earlier, register debug mapping.
5124 (estimate_num_insns): Skip debug stmts.
5125 (expand_call_inline): Preserve debug_map.
5126 (optimize_inline_calls): Check for no debug_stmts left-overs.
5127 (unsave_expr_now): Preserve debug_map.
5128 (copy_gimple_seq_and_replace_locals): Likewise.
5129 (tree_function_versioning): Check for no debug_stmts left-overs.
5130 Init and destroy debug_map as needed. Split edges unconditionally.
5131 (build_duplicate_type): Init and destroy debug_map as needed.
5132 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5133 (struct copy_body_data): Add debug_stmts and debug_map.
5134 * sched-int.h (struct ready_list): Add n_debug.
5135 (struct deps): Add last_debug_insn.
5136 (DEBUG_INSN_SCHED_P): New.
5137 (BOUNDARY_DEBUG_INSN_P): New.
5138 (SCHEDULE_DEBUG_INSN_P): New.
5139 (sd_iterator_cond): Accept empty list.
5140 * combine.c (create_log_links): Skip debug insns.
5141 (combine_instructions): Likewise.
5142 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5143 return value is always unshared.
5144 (struct rtx_subst_pair): New.
5145 (auto_adjust_pair): New.
5146 (propagate_for_debug_subst): New.
5147 (propagate_for_debug): New.
5148 (try_combine): Skip debug insns. Propagate removed defs into
5150 (next_nonnote_nondebug_insn): New.
5151 (distribute_notes): Use it. Skip debug insns.
5152 (distribute_links): Skip debug insns.
5153 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5154 * resource.c (mark_target_live_regs): Likewise.
5155 * var-tracking.c: Include cselib.h and target.h.
5156 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5158 (micro_operation_type_name): New.
5159 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5160 (struct micro_operation_def): Update comments.
5161 (decl_or_value): New type. Use instead of decls.
5162 (struct emit_note_data_def): Add vars.
5163 (struct attrs_def): Use decl_or_value.
5164 (struct variable_tracking_info_def): Add permp, flooded.
5165 (struct location_chain_def): Update comment.
5166 (struct variable_part_def): Use decl_or_value.
5167 (struct variable_def): Make var_part a variable length array.
5169 (scratch_regs): New.
5170 (cselib_hook_called): New.
5171 (dv_is_decl_p): New.
5172 (dv_is_value_p): New.
5175 (dv_as_opaque): New.
5176 (dv_onepart_p): New.
5178 (IS_DECL_CODE): New.
5179 (check_value_is_not_decl): New.
5180 (dv_from_decl): New.
5181 (dv_from_value): New.
5182 (dv_htab_hash): New.
5183 (variable_htab_hash): Use it.
5184 (variable_htab_eq): Support values.
5185 (variable_htab_free): Free from the right pool.
5186 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5187 (attrs_list_union): Adjust.
5188 (attrs_list_mpdv_union): New.
5189 (tie_break_pointers): New.
5190 (canon_value_cmp): New.
5191 (unshare_variable): Return possibly-modified slot.
5192 (vars_copy_1): Adjust.
5193 (var_reg_decl_set): Adjust. Split out of...
5194 (var_reg_set): ... this.
5195 (get_init_value): Adjust.
5196 (var_reg_delete_and_set): Adjust.
5197 (var_reg_delete): Adjust.
5198 (var_regno_delete): Adjust.
5199 (var_mem_decl_set): Split out of...
5200 (var_mem_set): ... this.
5201 (var_mem_delete_and_set): Adjust.
5202 (var_mem_delete): Adjust.
5206 (variable_union): Adjust. Speed up merge of 1-part vars.
5207 (variable_canonicalize): Use unshared slot.
5208 (VALUED_RECURSED_INTO): New.
5209 (find_loc_in_1pdv): New.
5210 (struct dfset_merge): New.
5211 (insert_into_intersection): New.
5212 (intersect_loc_chains): New.
5214 (canonicalize_loc_order_check): New.
5215 (canonicalize_values_mark): New.
5216 (canonicalize_values_star): New.
5217 (variable_merge_over_cur): New.
5218 (variable_merge_over_src): New.
5219 (dataflow_set_merge): New.
5220 (dataflow_set_equiv_regs): New.
5221 (remove_duplicate_values): New.
5222 (struct dfset_post_merge): New.
5223 (variable_post_merge_new_vals): New.
5224 (variable_post_merge_perm_vals): New.
5225 (dataflow_post_merge_adjust): New.
5226 (find_mem_expr_in_1pdv): New.
5227 (dataflow_set_preserve_mem_locs): New.
5228 (dataflow_set_remove_mem_locs): New.
5229 (dataflow_set_clear_at_call): New.
5230 (onepart_variable_different_p): New.
5231 (variable_different_p): Use it.
5232 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5233 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5235 (track_loc_p): Pass it true.
5236 (struct count_use_info): New.
5237 (find_use_val): New.
5238 (replace_expr_with_values): New.
5240 (use_type): New, partially split out of...
5241 (count_uses): ... this. Count new micro-ops.
5242 (count_uses_1): Adjust.
5243 (count_stores): Adjust.
5244 (count_with_sets): New.
5245 (VAL_NEEDS_RESOLUTION): New.
5246 (VAL_HOLDS_TRACK_EXPR): New.
5247 (VAL_EXPR_IS_COPIED): New.
5248 (VAL_EXPR_IS_CLOBBERED): New.
5249 (add_uses): Adjust. Generate new micro-ops.
5250 (add_uses_1): Adjust.
5251 (add_stores): Generate new micro-ops.
5252 (add_with_sets): New.
5253 (find_src_status): Adjust.
5254 (find_src_set_src): Adjust.
5255 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5256 Handle new micro-ops. Canonicalize value equivalances.
5257 (vt_find_locations): Compute total size of hash tables for
5258 dumping. Perform merge for var-tracking-assignments. Don't
5259 disregard single-block loops.
5260 (dump_attrs_list): Handle decl_or_value.
5261 (dump_variable): Take variable. Deal with decl_or_value.
5262 (dump_variable_slot): New.
5263 (dump_vars): Use it.
5264 (dump_dataflow_sets): Adjust.
5265 (set_slot_part): New, extended to support one-part variables
5266 after splitting out of...
5267 (set_variable_part): ... this.
5268 (clobber_slot_part): New, split out of...
5269 (clobber_variable_part): ... this.
5270 (delete_slot_part): New, split out of...
5271 (delete_variable_part): .... this.
5272 (check_wrap_constant): New.
5273 (vt_expand_loc_callback): New.
5274 (vt_expand_loc): New.
5275 (emit_note_insn_var_location): Adjust. Handle values. Handle
5276 EMIT_NOTE_AFTER_CALL_INSN.
5277 (emit_notes_for_differences_1): Adjust. Handle values.
5278 (emit_notes_for_differences_2): Likewise.
5279 (emit_notes_for_differences): Adjust.
5280 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5281 Adjust. Handle new micro-ops.
5282 (vt_add_function_parameters): Adjust. Create and bind values.
5283 (vt_initialize): Adjust. Initialize scratch_regs and
5284 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5285 operations. Move some code to count_with_sets and add_with_sets.
5286 (delete_debug_insns): New.
5287 (vt_debug_insns_local): New.
5288 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5290 (var_tracking_main): If var-tracking-assignments is enabled
5291 but var-tracking isn't, delete debug insns and leave. Likewise
5292 if we exceed limits or fail the stack adjustments tests, and
5293 after all var-tracking processing.
5294 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5295 (dataflow_set): Add traversed_vars.
5296 (value_chain, const_value_chain): New typedefs.
5297 (value_chain_pool, value_chains): New variables.
5298 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5299 add_value_chains, add_cselib_value_chains, remove_value_chain,
5300 remove_value_chains, remove_cselib_value_chains): New functions.
5301 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5302 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5304 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5305 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5306 (dst_can_be_shared): New variable.
5307 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5308 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5309 different from set->vars, look up slot again instead of using the
5311 (dataflow_set_init): Initialize traversed_vars.
5312 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5313 lookup if set->vars is shared. Don't keep slot cleared before
5314 calling unshare_variable. Unshare set->vars if needed. Adjust
5315 unshare_variable callers. Clear dst_can_be_shared if needed.
5316 Even ->refcount == 1 vars must be unshared if set->vars is shared
5317 and var needs to be modified.
5318 (dataflow_set_union): Set traversed_vars during canonicalization.
5319 (VALUE_CHANGED, DECL_CHANGED): Define.
5320 (set_dv_changed, dv_changed_p): New static inlines.
5321 (track_expr_p): Clear DECL_CHANGED.
5322 (dump_dataflow_sets): Set it.
5323 (variable_was_changed): Call set_dv_changed.
5324 (emit_note_insn_var_location): Likewise.
5325 (changed_variables_stack): New variable.
5326 (check_changed_vars_1, check_changed_vars_2): New functions.
5327 (emit_notes_for_changes): Do nothing if changed_variables is
5328 empty. Traverse changed_variables with check_changed_vars_1,
5329 call check_changed_vars_2 on each changed_variables_stack entry.
5330 (emit_notes_in_bb): Add SET argument. Just clear it at the
5331 beginning, use it instead of local &set, don't destroy it at the end.
5332 (vt_emit_notes): Call dataflow_set_clear early on all
5333 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5334 computed set, dataflow_set_clear also VTI(bb)->in when we are
5335 done with the basic block. Initialize changed_variables_stack,
5336 free it afterwards. If ENABLE_CHECKING verify that after noting
5337 differences to an empty set value_chains hash table is empty.
5338 (vt_initialize): Initialize value_chains and value_chain_pool.
5339 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5340 (variable_tracking_main): Call dump_dataflow_sets before calling
5341 vt_emit_notes, not after it.
5342 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5343 (propagate_var_def_into_debug_stmts): Declare.
5344 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5345 (df_set_note): Reject debug insns.
5346 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5347 add notes to debug insns.
5348 (df_note_bb_compute): Adjust. Likewise.
5349 (df_simulate_uses): Skip debug insns.
5350 (df_simulate_initialize_backwards): Likewise.
5351 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5352 (subst_stack_regs_pat): Reject debug insns.
5353 (convert_regs_1): Handle debug insns.
5354 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5355 (print-rtl.o): Depend on cselib.h.
5356 (cselib.o): Depend on TREE_PASS_H.
5357 (var-tracking.o): Depend on cselib.h and TARGET_H.
5358 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5359 (init_ready_list): Skip boundary debug insns.
5360 (add_branch_dependences): Skip debug insns.
5361 (free_block_dependencies): Check for blocks with only debug insns.
5362 (compute_priorities): Likewise.
5363 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5364 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5366 (gimple_build_debug_bind_stat): New.
5367 (empty_body_p): Skip debug stmts.
5368 (gimple_has_side_effects): Likewise.
5369 (gimple_rhs_has_side_effects): Likewise.
5370 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5371 (gimple_build_debug_bind_stat): Declare.
5372 (gimple_build_debug_bind): Define.
5373 (is_gimple_debug): New.
5374 (gimple_debug_bind_p): New.
5375 (gimple_debug_bind_get_var): New.
5376 (gimple_debug_bind_get_value): New.
5377 (gimple_debug_bind_get_value_ptr): New.
5378 (gimple_debug_bind_set_var): New.
5379 (gimple_debug_bind_set_value): New.
5380 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5381 (gimple_debug_bind_reset_value): New.
5382 (gimple_debug_bind_has_value_p): New.
5383 (gsi_next_nondebug): New.
5384 (gsi_prev_nondebug): New.
5385 (gsi_start_nondebug_bb): New.
5386 (gsi_last_nondebug_bb): New.
5387 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5388 (print_insn): Handle DEBUG_INSN.
5389 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5390 of first insn prevail.
5391 (first_stmt): Skip debug stmts.
5392 (first_non_label_stmt): Likewise.
5393 (last_stmt): Likewise.
5394 (has_zero_uses_1): New.
5395 (single_imm_use_1): New.
5396 (verify_gimple_debug): New.
5397 (verify_types_in_gimple_stmt): Handle debug stmts.
5398 (verify_stmt): Likewise.
5399 (debug_loop_num): Skip debug stmts.
5400 (remove_edge_and_dominated_blocks): Remove dominators last.
5401 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5402 (linearize_expr): Likewise.
5403 * config/i386/i386.c (ix86_delegitimize_address): Call
5404 default implementation.
5405 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5406 (group_barrier_needed): Skip debug insns.
5407 (emit_insn_group_barriers): Likewise.
5408 (emit_all_insn_group_barriers): Likewise.
5409 (ia64_variable_issue): Handle debug insns.
5410 (ia64_dfa_new_cycle): Likewise.
5411 (final_emit_insn_group_barriers): Skip debug insns.
5412 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5413 def cfa without frame.
5414 (process_set): Likewise.
5415 (process_for_unwind_directive): Pass frame on.
5416 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5417 (rs6000_delegitimize_address): New.
5418 (rs6000_debug_adjust_cost): Handle debug insns.
5419 (is_microcoded_insn): Likewise.
5420 (is_cracked_insn): Likewise.
5421 (is_nonpipeline_insn): Likewise.
5422 (insn_must_be_first_in_group): Likewise.
5423 (insn_must_be_last_in_group): Likewise.
5424 (force_new_group): Likewise.
5425 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5426 contains only debug insns.
5427 (rtl_merge_blocks): Skip debug insns.
5428 (purge_dead_edges): Likewise.
5429 (rtl_block_ends_with_call_p): Skip debug insns.
5430 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5431 (mark_reg_dependencies): Skip debug insns.
5432 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5433 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5434 * tree-ssa-threadedge.c
5435 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5436 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5437 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5438 (copyprop_hardreg_forward_1): Handle debug insns.
5439 * reload1.c (reload): Skip debug insns. Replace unassigned
5440 pseudos in debug insns with their equivalences.
5441 (eliminate_regs_in_insn): Skip debug insns.
5442 (emit_input_reload_insns): Skip debug insns at first, adjust
5444 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5445 (get_indirect_ref_operands): Pass opf_no_vops on.
5446 (get_expr_operands): Likewise. Skip debug stmts.
5447 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5449 2009-09-01 Richard Henderson <rth@redhat.com>
5451 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5452 stmt_ends_pp_p statements at least once.
5453 * tree-vrp.c (vrp_initialize): Likewise.
5454 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5456 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5459 Fix AIX bootstrap after PR debug/30161
5460 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5461 that is a GNU extension.
5462 (tmpl_value_parm_die_table): Move the definition of this global
5463 outside #ifdef DWARF2_DEBUGGING_INFO region.
5465 2009-09-01 Richard Guenther <rguenther@suse.de>
5467 * tree.c (tree_expr_size): New function.
5468 * tree.h (tree_expr_size): Declare.
5469 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5470 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5471 * langhooks.c (lhd_expr_size): Remove.
5472 * langhooks.h (struct lang_hooks): Remove expr_size.
5473 * explow.c (expr_size): Use tree_expr_size.
5474 (int_expr_size): Likewise.
5475 * langhooks-def.h (lhd_expr_size): Remove.
5476 (LANG_HOOKS_EXPR_SIZE): Likewise.
5477 (LANG_HOOKS_INITIALIZER): Adjust.
5479 2009-09-01 Richard Guenther <rguenther@suse.de>
5481 * tree-flow.h (mark_addressable): Move declaration ...
5482 * tree.h (mark_addressable): ... here.
5483 * stmt.c (expand_asm_operands): Use mark_addressable, not
5484 lang_hooks.mark_addressable.
5485 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5486 LANG_HOOKS_MARK_ADDRESSABLE.
5487 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5488 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5490 2009-08-31 Chris Demetriou <cgd@google.com>
5492 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5493 vectorize if not TARGET_SSE2.
5495 2009-08-31 DJ Delorie <dj@redhat.com>
5497 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5498 registers if no coprocessor is enabled.
5500 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5503 * cgraph.h (cgraph_get_node): Declare ...
5504 * cgraph.c (cgraph_get_node): ... new function.
5505 * dwarf2out.c (gen_generic_params_dies,
5506 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5507 make_ith_pack_parameter_name,
5508 append_entry_to_tmpl_value_parm_die_table,
5509 gen_remaining_tmpl_value_param_die_attribute): New functions.
5510 (gen_subprogram_die): Generate debug info for template parameters
5511 if debug info level is higher than DINFO_LEVEL_TERSE.
5512 Use tree_add_const_value_attribute_for_decl instead of
5513 tree_add_const_value_attribute.
5514 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5515 instead of tree_add_const_value_attribute.
5516 (gen_struct_or_union_type_die): Generate debug
5517 info for template parameters if debug info level is higher than
5519 (tree_add_const_value_attribute): Handle integral and pointer
5520 constants. Update comment.
5521 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5522 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5523 (reference_to_unused): Fix thinko. Remove redundant predicates from
5525 (tree_add_const_value_attribute): Make this work for constant
5527 tree_add_const_value_attribute_for_decl is to be used for variable
5529 (add_location_or_const_value_attribute): Use
5530 tree_add_const_value_attribute_for_decl now.
5531 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5532 DW_TAG_template_value_param DIEs after function DIEs have been
5534 * langhooks.h (lang_hooks_for_types): Add
5535 get_argument_pack_elems.
5536 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5537 (lang_hooks): Added get_innermost_generic_parms,
5538 get_innermost_generic_args.
5539 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5540 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5541 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5542 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5544 2009-08-31 DJ Delorie <dj@redhat.com>
5546 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5547 it once we start generating the prologue or epilogue.
5548 (mep_call_saves_register): If the frame is locked, re-use
5550 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5551 (mep_expand_prologue): Call it.
5552 (mep_expand_epilogue): Likewise.
5553 (mep_start_function): Use the same logic as mep_expand_prologue.
5554 (mep_pass_by_reference): Make logic more readable.
5555 (mep_return_in_memory): Zero-sized objects are passed in memory.
5556 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5558 2009-08-31 Richard Guenther <rguenther@suse.de>
5560 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5561 to query if the memory regions for memmove overlap.
5562 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5563 asserts on pointers, instead deal with odd trees.
5564 (ptr_derefs_may_alias_p): Likewise.
5565 (refs_may_alias_p_1): Constructor bases also never alias.
5567 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5569 * doc/install.texi (Final install): Adjust reference on where to
5570 order printed manuals.
5572 2009-08-30 Olivier Hainque <hainque@adacore.com>
5574 * dwarf2out.c (switch_to_frame_table_section): Move
5575 definition prior to first use.
5577 2009-08-30 Richard Guenther <rguenther@suse.de>
5579 PR tree-optimization/41186
5580 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5581 (ao_ref_init_from_ptr_and_size): New function.
5582 (ref_maybe_used_by_call_p_1): Be more precise tracking
5583 used ranges for builtin functions.
5584 (ref_maybe_used_by_call_p): Adjust.
5585 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5586 ranges for builtin functions.
5587 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5589 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5592 * fwprop.c (get_reg_use_in): Delete.
5593 (free_load_extend): New function.
5594 (forward_propagate_subreg): Use it.
5596 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5598 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5600 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5603 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5606 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5608 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5609 fini or fini_array section.
5611 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5613 * graphite-dependences.c (graphite_legal_transform_bb): Call
5614 pbb_remove_duplicate_pdrs.
5615 * graphite-poly.c (can_collapse_pdr): Removed.
5616 (pdr_find_duplicate): Removed.
5617 (can_collapse_pdrs): New.
5618 (pbb_remove_duplicate_pdrs): New.
5619 (new_poly_dr): Do not look for duplicates.
5620 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5621 (PBB_PDR_DUPLICATES_REMOVED): New.
5622 (pbb_remove_duplicate_pdrs): Declared.
5624 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5626 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5627 the strides by multiplying by PDR_NB_REFS.
5628 * graphite-poly.c (can_collapse_pdr): New.
5629 (pdr_find_duplicate): New.
5630 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5631 Initialize PDR_NB_REFS.
5632 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5634 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5636 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5639 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5642 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5644 * graphite-dependences.c (pddr_original_scattering): Return NULL
5645 for read-read dependence relations.
5646 * graphite-poly.h (enum poly_dr_type): Fix comment.
5649 (pdr_may_write_p): New.
5651 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5653 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5654 (struct poly_dr): Same.
5655 (new_poly_dr): Same.
5656 * graphite-poly.c (new_poly_dr): Same.
5657 * graphite-dependences.c (dot_deps): Disable call to system.
5659 2009-08-28 Cary Coutant <ccoutant@google.com>
5662 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5663 struct/union/enum types local to a function.
5665 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5666 Sebastian Pop <sebastian.pop@amd.com>
5668 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5669 pbb_strip_mine_time_depth. Changed the implementation so that
5670 transformation is expressed as a transformation on
5671 time (scatttering) dimensions. Also, ensures that the 2d+1
5672 scheduling format is preserved.
5673 (pbb_strip_mine_profitable_p): Profitability is based on the
5674 iteration number of a given time (scattering) dimension,
5675 and not on a original loop depth dimension.
5676 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5677 (pbb_do_strip_mine): Call psct_dynamic_dim.
5678 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5679 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5680 (pbb_nb_dynamic_scattering_transform): New.
5681 (psct_dynamic_dim): New.
5683 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5685 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5686 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5687 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5688 * graphite-interchange.c (build_linearized_memory_access): Same.
5689 (memory_stride_in_loop): Same.
5691 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5693 * graphite-dependences.c (pddr_original_scattering): New.
5694 (graphite_legal_transform_dr): Call pddr_original_scattering.
5697 * graphite-dependences.h (dot_deps): Declared.
5698 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5699 (print_pdr): Print PDR_ID.
5700 * graphite-poly.h (struct poly_dr): Add field id.
5703 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5705 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5707 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5708 not delete the original dependence relation.
5710 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5712 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5713 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5714 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5715 (free_poly_ddr): New.
5716 (pddr_is_empty): New.
5717 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5718 (dependence_polyhedron): Same. Remove useless gcc_assert.
5720 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5721 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5722 * graphite-dependences.h (enum poly_dependence_kind): New.
5723 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5724 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5725 (PDRP_SINK): Renamed PDDR_SINK.
5726 (PDRP_DDP): Renamed PDDR_DDP.
5728 (free_poly_ddr): Declared.
5729 * graphite-poly.c (new_scop): Use the new hash function names.
5730 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5731 into original_pddrs.
5732 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5734 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5736 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5737 bounds with LT_EXPR to make niter analysis more precise on code
5738 generated by Graphite.
5740 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5742 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5743 (graphite_legal_transform_bb): Same.
5744 (poly_drs_may_alias_p): Same.
5746 2009-08-28 Richard Guenther <rguenther@suse.de>
5748 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5750 2009-08-28 Jan Beulich <jbeulich@novell.com>
5752 * config/i386/netware.c: Include langhooks.h.
5753 (i386_nlm_encode_section_info): Simplify.
5754 (netware_override_options): Delete.
5755 * config/i386/netware.h (netware_override_options): Delete
5757 (OVERRIDE_OPTIONS): Delete definition.
5758 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5759 (ASM_COMMENT_START): Define.
5760 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5762 2009-08-28 Jan Beulich <jbeulich@novell.com>
5764 * configure.ac: For in-tree ld, do a plain version check to
5765 determine whether comdat groups are supported.
5766 * configure: Regenerate.
5768 2009-08-28 Olivier Hainque <hainque@adacore.com>
5770 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5771 always defined. Reflect definition or absence of such for
5772 COLLECT_EXPORT_LIST. Readability helper.
5773 (scanfilter): New enum, to help control what symbols
5774 are to be considered or ignored by scan_prog_file.
5775 (enum pass): Rename as "scanpass", moved together with scanfilter
5776 prior to scan_prog_file's prototype.
5777 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5778 Group prototype with the scanpass/scanfilter definitions, factorize
5779 head comments for the several implementations at the prototype.
5780 (main): Reorganize the first pass link control to let AIX
5781 drag only the needed frame tables in executables. Prevent
5782 frame tables collection during the scan aimed at static ctors.
5783 Pre-link and scan for frame tables later to compensate.
5784 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5785 A C statement to issue assembly directives that create a reference
5786 to the given DWARF table identifier label from the current function
5788 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5789 to differentiate first time section entry. Only emit a .data
5790 tables start identifier label the first time around.
5791 (switch_to_frame_table_section): New function. Helper for
5792 output_call_frame_info to switch possibly BACK into the eh_frame
5793 or the debug_frame section depending on FOR_EH.
5794 (output_call_frame_info): Use helper to first enter the proper
5796 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5797 emit a link to the frame table start label from each function
5799 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5800 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5801 * config/rs6000/rs6000-protos.h: Declare it.
5802 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5804 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5806 * config/sh/sh.c (split_branches): Check the result of
5809 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5811 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5812 using -pthread -fopenmp
5814 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5816 * doc/service.texi (service directory): Update URL.
5818 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5820 PR rtl-optimization/40861
5821 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5822 extract word from a multi-word subreg for negative byte positions.
5824 2009-08-27 Tristan Gingold <gingold@adacore.com>
5825 Douglas B Rupp <rupp@gnat.com>
5827 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5828 (SECTION_VMS_OVERLAY): Define.
5829 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5831 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5833 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5834 common_object declarations.
5835 (ia64_section_type_flags): Set section flag for common_object.
5836 * config/ia64/ia64-protos.h
5837 (ia64_vms_output_aligned_decl_common): Declare.
5838 (ia64_vms_elf_asm_named_section): Declare.
5840 2009-08-27 Michael Matz <matz@suse.de>
5842 * expr.c (expand_expr_real_2): New function taking exploded
5843 unary or binary expression, split out from ...
5844 (expand_expr_real_1): ... here. Move over all unary/binary
5845 switch parts to above function, in particular these codes:
5846 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5847 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5848 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5849 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5850 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5851 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5852 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5853 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5854 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5855 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5856 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5857 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5858 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5859 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5860 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5861 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5862 VEC_PACK_FIX_TRUNC_EXPR.
5863 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
5866 2009-08-27 Richard Guenther <rguenther@suse.de>
5868 * gengtype.c (main): Handle uint64_t.
5869 * ipa-utils.c (get_base_var): Indent properly.
5870 * tree-ssa-live.c (debug_scope_block): New function.
5871 * tree-flow.h (debug_scope_block): Declare.
5872 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
5873 * basic-block.h (enum profile_status): Rename to
5874 enum profile_status_d.
5875 (x_profile_status): Adjust type.
5877 2009-08-27 Dodji Seketeli <dodji@redhat.com>
5880 * dwarf2out.c (get_context_die): Declare this static function.
5881 (gen_type_die_with_usage): Make sure a DIE is a generated for
5882 the context of a typedef.
5884 2009-08-26 Anatoly Sokolov <aesok@post.ru>
5886 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
5889 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5891 * config/mips/mips-protos.h (mips_output_sync): Declare.
5892 (mips_sync_loop_insns): Likewise.
5893 (mips_output_sync_loop): Replace first two parameters with an rtx.
5894 * config/mips/mips.c (mips_multi_member): New structure.
5895 (mips_multi_members): New variable.
5896 (mips_multi_start): New function.
5897 (mips_multi_add): Likewise.
5898 (mips_multi_add_insn): Likewise.
5899 (mips_multi_add_label): Likewise.
5900 (mips_multi_last_index): Likewise.
5901 (mips_multi_copy_insn): Likewise.
5902 (mips_multi_set_operand): Likewise.
5903 (mips_multi_write): Likewise.
5904 (mips_print_operand_punctuation): Remove '%|' and '%-'.
5905 (mips_init_print_operand_punct): Update accordingly.
5906 (mips_start_ll_sc_sync_block): New function.
5907 (mips_end_ll_sc_sync_block): Likewise.
5908 (mips_output_sync): Likewise.
5909 (mips_sync_insn1_template): Likewise.
5910 (mips_sync_insn2_template): Likewise.
5911 (mips_get_sync_operand): Likewise.
5912 (mips_process_sync_loop): Likewise.
5913 (mips_output_sync_loop): Use mips_process_sync_loop.
5914 (mips_sync_loop_insns): New function.
5915 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
5916 (MIPS_COMPARE_AND_SWAP_12): Likewise.
5917 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
5918 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
5919 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
5920 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
5921 (MIPS_SYNC_OLD_OP_12): Likewise.
5922 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
5923 (MIPS_SYNC_NEW_OP_12): Likewise.
5924 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
5925 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
5926 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
5927 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
5928 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
5929 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
5930 * config/mips/mips.md (sync_mem): New attribute.
5931 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
5932 (sync_exclusive_mask, sync_required_oldval): Likewise.
5933 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
5934 (sync_release_barrier): Likewise.
5935 (length): Handle sync loops.
5936 (sync): Use mips_output_sync.
5937 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
5938 (sync_compare_and_swap<mode>): Set the new sync_* attributes
5939 and use mips_output_sync_loop.
5940 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
5941 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5942 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
5943 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
5944 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
5945 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
5946 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
5947 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
5948 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
5950 2009-08-26 Richard Guenther <rguenther@suse.de>
5953 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
5954 the types to not match.
5955 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
5957 * tree-ssa.c (useless_type_conversion_p): Conversions to
5958 pointers to unprototyped functions are useless.
5960 2009-08-26 Richard Guenther <rguenther@suse.de>
5962 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
5963 whole-program condition, prepare to be called for non-globals.
5964 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
5965 params build a representative with known type and track its fields.
5967 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
5969 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
5970 clearing by a taken branch.
5971 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
5972 effectively after bbro pass.
5973 (sync_nand<mode>): Ditto.
5974 (sync_old_<fetchop_name><mode>): Ditto.
5975 (sync_old_nand<mode>): Ditto.
5976 (sync_new_<fetchop_name><mode>): Dito.
5977 (sync_new_nand<mode>): Ditto.
5978 (sync_compare_and_swap<mode>_1): Ditto.
5979 (*sync_compare_and_swap<mode>): Ditto.
5980 (sync_lock_test_and_set<mode>_1): Ditto.
5981 ("sync_lock_test_and_set<mode>): Ditto.
5983 2009-08-25 Douglas B Rupp <rupp@gnat.com>
5985 * hwint.h (HOST_LONG_FORMAT): New macro
5986 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
5987 Use HOST_PTR_PRINTF.
5988 * system.h (HOST_PTR_PRINTF): Resurrect old macro
5989 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
5990 (HOST_PTR_PRINTF): Document.
5992 2009-08-25 Jan Hubicka <jh@suse.cz>
5994 * config/i386/bmmintrin.h: Replace by #error.
5997 Michael Meissner <michael.meissner@amd.com>
5998 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5999 Tony Linthicum <tony.linthicum@amd.com>
6001 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6002 (TARGET_ROUND): New macro for the round/ptest instructions which
6003 are shared between SSE4.1 and SSE5.
6004 (OPTION_MASK_ISA_ROUND): Ditto.
6005 (OPTION_ISA_ROUND): Ditto.
6006 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6007 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6009 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6010 (-mfused-madd): New switch to give users control over whether the
6011 compiler optimizes to use the multiply/add SSE5 instructions.
6013 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6014 (ix86_handle_option): Turn off 3dnow if -msse5.
6015 (override_options): Add SSE5 support.
6016 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6018 (ix86_expand_sse_movcc): Add SSE5 support.
6019 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6020 vector type to the next largest size.
6021 (ix86_expand_sse5_pack): New function to use pperm to pack a
6022 vector type to the next smallest size.
6023 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6024 (IX86_BUILTIN_FMADDSD): Ditto.
6025 (IX86_BUILTIN_FMADDPS): Ditto.
6026 (IX86_BUILTIN_FMADDPD): Ditto.
6027 (IX86_BUILTIN_FMSUBSS): Ditto.
6028 (IX86_BUILTIN_FMSUBSD): Ditto.
6029 (IX86_BUILTIN_FMSUBPS): Ditto.
6030 (IX86_BUILTIN_FMSUBPD): Ditto.
6031 (IX86_BUILTIN_FNMADDSS): Ditto.
6032 (IX86_BUILTIN_FNMADDSD): Ditto.
6033 (IX86_BUILTIN_FNMADDPS): Ditto.
6034 (IX86_BUILTIN_FNMADDPD): Ditto.
6035 (IX86_BUILTIN_FNMSUBSS): Ditto.
6036 (IX86_BUILTIN_FNMSUBSD): Ditto.
6037 (IX86_BUILTIN_FNMSUBPS): Ditto.
6038 (IX86_BUILTIN_FNMSUBPD): Ditto.
6039 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6040 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6041 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6042 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6043 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6044 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6045 (IX86_BUILTIN_PPERM): Ditto.
6046 (IX86_BUILTIN_PERMPS): Ditto.
6047 (IX86_BUILTIN_PERMPD): Ditto.
6048 (IX86_BUILTIN_PMACSSWW): Ditto.
6049 (IX86_BUILTIN_PMACSWW): Ditto.
6050 (IX86_BUILTIN_PMACSSWD): Ditto.
6051 (IX86_BUILTIN_PMACSWD): Ditto.
6052 (IX86_BUILTIN_PMACSSDD): Ditto.
6053 (IX86_BUILTIN_PMACSDD): Ditto.
6054 (IX86_BUILTIN_PMACSSDQL): Ditto.
6055 (IX86_BUILTIN_PMACSSDQH): Ditto.
6056 (IX86_BUILTIN_PMACSDQL): Ditto.
6057 (IX86_BUILTIN_PMACSDQH): Ditto.
6058 (IX86_BUILTIN_PMADCSSWD): Ditto.
6059 (IX86_BUILTIN_PMADCSWD): Ditto.
6060 (IX86_BUILTIN_PHADDBW): Ditto.
6061 (IX86_BUILTIN_PHADDBD): Ditto.
6062 (IX86_BUILTIN_PHADDBQ): Ditto.
6063 (IX86_BUILTIN_PHADDWD): Ditto.
6064 (IX86_BUILTIN_PHADDWQ): Ditto.
6065 (IX86_BUILTIN_PHADDDQ): Ditto.
6066 (IX86_BUILTIN_PHADDUBW): Ditto.
6067 (IX86_BUILTIN_PHADDUBD): Ditto.
6068 (IX86_BUILTIN_PHADDUBQ): Ditto.
6069 (IX86_BUILTIN_PHADDUWD): Ditto.
6070 (IX86_BUILTIN_PHADDUWQ): Ditto.
6071 (IX86_BUILTIN_PHADDUDQ): Ditto.
6072 (IX86_BUILTIN_PHSUBBW): Ditto.
6073 (IX86_BUILTIN_PHSUBWD): Ditto.
6074 (IX86_BUILTIN_PHSUBDQ): Ditto.
6075 (IX86_BUILTIN_PROTB): Ditto.
6076 (IX86_BUILTIN_PROTW): Ditto.
6077 (IX86_BUILTIN_PROTD): Ditto.
6078 (IX86_BUILTIN_PROTQ): Ditto.
6079 (IX86_BUILTIN_PROTB_IMM): Ditto.
6080 (IX86_BUILTIN_PROTW_IMM): Ditto.
6081 (IX86_BUILTIN_PROTD_IMM): Ditto.
6082 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6083 (IX86_BUILTIN_PSHLB): Ditto.
6084 (IX86_BUILTIN_PSHLW): Ditto.
6085 (IX86_BUILTIN_PSHLD): Ditto.
6086 (IX86_BUILTIN_PSHLQ): Ditto.
6087 (IX86_BUILTIN_PSHAB): Ditto.
6088 (IX86_BUILTIN_PSHAW): Ditto.
6089 (IX86_BUILTIN_PSHAD): Ditto.
6090 (IX86_BUILTIN_PSHAQ): Ditto.
6091 (IX86_BUILTIN_FRCZSS): Ditto.
6092 (IX86_BUILTIN_FRCZSD): Ditto.
6093 (IX86_BUILTIN_FRCZPS): Ditto.
6094 (IX86_BUILTIN_FRCZPD): Ditto.
6095 (IX86_BUILTIN_CVTPH2PS): Ditto.
6096 (IX86_BUILTIN_CVTPS2PH): Ditto.
6097 (IX86_BUILTIN_COMEQSS): Ditto.
6098 (IX86_BUILTIN_COMNESS): Ditto.
6099 (IX86_BUILTIN_COMLTSS): Ditto.
6100 (IX86_BUILTIN_COMLESS): Ditto.
6101 (IX86_BUILTIN_COMGTSS): Ditto.
6102 (IX86_BUILTIN_COMGESS): Ditto.
6103 (IX86_BUILTIN_COMUEQSS): Ditto.
6104 (IX86_BUILTIN_COMUNESS): Ditto.
6105 (IX86_BUILTIN_COMULTSS): Ditto.
6106 (IX86_BUILTIN_COMULESS): Ditto.
6107 (IX86_BUILTIN_COMUGTSS): Ditto.
6108 (IX86_BUILTIN_COMUGESS): Ditto.
6109 (IX86_BUILTIN_COMORDSS): Ditto.
6110 (IX86_BUILTIN_COMUNORDSS): Ditto.
6111 (IX86_BUILTIN_COMFALSESS): Ditto.
6112 (IX86_BUILTIN_COMTRUESS): Ditto.
6113 (IX86_BUILTIN_COMEQSD): Ditto.
6114 (IX86_BUILTIN_COMNESD): Ditto.
6115 (IX86_BUILTIN_COMLTSD): Ditto.
6116 (IX86_BUILTIN_COMLESD): Ditto.
6117 (IX86_BUILTIN_COMGTSD): Ditto.
6118 (IX86_BUILTIN_COMGESD): Ditto.
6119 (IX86_BUILTIN_COMUEQSD): Ditto.
6120 (IX86_BUILTIN_COMUNESD): Ditto.
6121 (IX86_BUILTIN_COMULTSD): Ditto.
6122 (IX86_BUILTIN_COMULESD): Ditto.
6123 (IX86_BUILTIN_COMUGTSD): Ditto.
6124 (IX86_BUILTIN_COMUGESD): Ditto.
6125 (IX86_BUILTIN_COMORDSD): Ditto.
6126 (IX86_BUILTIN_COMUNORDSD): Ditto.
6127 (IX86_BUILTIN_COMFALSESD): Ditto.
6128 (IX86_BUILTIN_COMTRUESD): Ditto.
6129 (IX86_BUILTIN_COMEQPS): Ditto.
6130 (IX86_BUILTIN_COMNEPS): Ditto.
6131 (IX86_BUILTIN_COMLTPS): Ditto.
6132 (IX86_BUILTIN_COMLEPS): Ditto.
6133 (IX86_BUILTIN_COMGTPS): Ditto.
6134 (IX86_BUILTIN_COMGEPS): Ditto.
6135 (IX86_BUILTIN_COMUEQPS): Ditto.
6136 (IX86_BUILTIN_COMUNEPS): Ditto.
6137 (IX86_BUILTIN_COMULTPS): Ditto.
6138 (IX86_BUILTIN_COMULEPS): Ditto.
6139 (IX86_BUILTIN_COMUGTPS): Ditto.
6140 (IX86_BUILTIN_COMUGEPS): Ditto.
6141 (IX86_BUILTIN_COMORDPS): Ditto.
6142 (IX86_BUILTIN_COMUNORDPS): Ditto.
6143 (IX86_BUILTIN_COMFALSEPS): Ditto.
6144 (IX86_BUILTIN_COMTRUEPS): Ditto.
6145 (IX86_BUILTIN_COMEQPD): Ditto.
6146 (IX86_BUILTIN_COMNEPD): Ditto.
6147 (IX86_BUILTIN_COMLTPD): Ditto.
6148 (IX86_BUILTIN_COMLEPD): Ditto.
6149 (IX86_BUILTIN_COMGTPD): Ditto.
6150 (IX86_BUILTIN_COMGEPD): Ditto.
6151 (IX86_BUILTIN_COMUEQPD): Ditto.
6152 (IX86_BUILTIN_COMUNEPD): Ditto.
6153 (IX86_BUILTIN_COMULTPD): Ditto.
6154 (IX86_BUILTIN_COMULEPD): Ditto.
6155 (IX86_BUILTIN_COMUGTPD): Ditto.
6156 (IX86_BUILTIN_COMUGEPD): Ditto.
6157 (IX86_BUILTIN_COMORDPD): Ditto.
6158 (IX86_BUILTIN_COMUNORDPD): Ditto.
6159 (IX86_BUILTIN_COMFALSEPD): Ditto.
6160 (IX86_BUILTIN_COMTRUEPD): Ditto.
6161 (IX86_BUILTIN_PCOMEQUB): Ditto.
6162 (IX86_BUILTIN_PCOMNEUB): Ditto.
6163 (IX86_BUILTIN_PCOMLTUB): Ditto.
6164 (IX86_BUILTIN_PCOMLEUB): Ditto.
6165 (IX86_BUILTIN_PCOMGTUB): Ditto.
6166 (IX86_BUILTIN_PCOMGEUB): Ditto.
6167 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6168 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6169 (IX86_BUILTIN_PCOMEQUW): Ditto.
6170 (IX86_BUILTIN_PCOMNEUW): Ditto.
6171 (IX86_BUILTIN_PCOMLTUW): Ditto.
6172 (IX86_BUILTIN_PCOMLEUW): Ditto.
6173 (IX86_BUILTIN_PCOMGTUW): Ditto.
6174 (IX86_BUILTIN_PCOMGEUW): Ditto.
6175 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6176 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6177 (IX86_BUILTIN_PCOMEQUD): Ditto.
6178 (IX86_BUILTIN_PCOMNEUD): Ditto.
6179 (IX86_BUILTIN_PCOMLTUD): Ditto.
6180 (IX86_BUILTIN_PCOMLEUD): Ditto.
6181 (IX86_BUILTIN_PCOMGTUD): Ditto.
6182 (IX86_BUILTIN_PCOMGEUD): Ditto.
6183 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6184 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6185 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6186 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6187 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6188 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6189 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6190 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6191 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6192 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6193 (IX86_BUILTIN_PCOMEQB): Ditto.
6194 (IX86_BUILTIN_PCOMNEB): Ditto.
6195 (IX86_BUILTIN_PCOMLTB): Ditto.
6196 (IX86_BUILTIN_PCOMLEB): Ditto.
6197 (IX86_BUILTIN_PCOMGTB): Ditto.
6198 (IX86_BUILTIN_PCOMGEB): Ditto.
6199 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6200 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6201 (IX86_BUILTIN_PCOMEQW): Ditto.
6202 (IX86_BUILTIN_PCOMNEW): Ditto.
6203 (IX86_BUILTIN_PCOMLTW): Ditto.
6204 (IX86_BUILTIN_PCOMLEW): Ditto.
6205 (IX86_BUILTIN_PCOMGTW): Ditto.
6206 (IX86_BUILTIN_PCOMGEW): Ditto.
6207 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6208 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6209 (IX86_BUILTIN_PCOMEQD): Ditto.
6210 (IX86_BUILTIN_PCOMNED): Ditto.
6211 (IX86_BUILTIN_PCOMLTD): Ditto.
6212 (IX86_BUILTIN_PCOMLED): Ditto.
6213 (IX86_BUILTIN_PCOMGTD): Ditto.
6214 (IX86_BUILTIN_PCOMGED): Ditto.
6215 (IX86_BUILTIN_PCOMFALSED): Ditto.
6216 (IX86_BUILTIN_PCOMTRUED): Ditto.
6217 (IX86_BUILTIN_PCOMEQQ): Ditto.
6218 (IX86_BUILTIN_PCOMNEQ): Ditto.
6219 (IX86_BUILTIN_PCOMLTQ): Ditto.
6220 (IX86_BUILTIN_PCOMLEQ): Ditto.
6221 (IX86_BUILTIN_PCOMGTQ): Ditto.
6222 (IX86_BUILTIN_PCOMGEQ): Ditto.
6223 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6224 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6225 (enum multi_arg_type): New enum for describing the various SSE5
6226 intrinsic argument types.
6227 (bdesc_multi_arg): New table for SSE5 intrinsics.
6228 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6229 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6231 (ix86_expand_builtin): Add SSE5 intrinsic support.
6232 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6233 operand instructions.
6234 (ix86_expand_sse5_multiple_memory): New function to split the
6235 second memory reference from SSE5 instructions.
6236 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6237 (ix86_return_pops_args): Use stdarg_p to determine if the function
6238 has variable arguments.
6239 (ix86_setup_incoming_varargs): Ditto.
6240 (x86_this_parameter): Ditto.
6242 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6244 (ix86_expand_sse5_pack): Ditto.
6245 (ix86_sse5_valid_op_p): Ditto.
6246 (ix86_expand_sse5_multiple_memory): Ditto.
6248 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6249 constant for SSE5 support.
6250 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6251 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6252 (UNSPEC_SSE5_PERMUTE): Ditto.
6253 (UNSPEC_SSE5_ASHIFT): Ditto.
6254 (UNSPEC_SSE5_LSHIFT): Ditto.
6255 (UNSPEC_FRCZ): Ditto.
6256 (UNSPEC_CVTPH2PS): Ditto.
6257 (UNSPEC_CVTPS2PH): Ditto.
6258 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6260 (COM_FALSE_S): Ditto.
6261 (COM_FALSE_P): Ditto.
6262 (COM_TRUE_S): Ditto.
6263 (COM_TRUE_P): Ditto.
6264 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6265 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6267 (memory attribute): Ditto.
6268 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6269 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6270 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6271 (floor<mode>2): Ditto.
6272 (ceil<mode>2): Ditto.
6273 (btrunc<mode>2): Ditto.
6274 (nearbyintdf2): Ditto.
6275 (nearbyintsf2): Ditto.
6276 (sse_setccsf): Disable if SSE5.
6277 (sse_setccdf): Ditto.
6278 (sse5_setcc<mode>): New support for SSE5 conditional move.
6279 (sse5_pcmov_<mode>): Ditto.
6281 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6283 (SSEMODEF2P): Ditto.
6284 (ssemodesuffixf4): New mode attribute for SSE5.
6285 (ssemodesuffixf2s): Ditto.
6286 (ssemodesuffixf2c): Ditto.
6287 (sserotatemax): Ditto.
6288 (ssescalarmode): Ditto.
6289 (sse_maskcmpv4sf3): Disable if SSE5.
6290 (sse_maskcmpv2df3): Ditto.
6291 (sse_vmmaskcmpv4sf3): Ditto.
6292 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6293 (sse5_vmfmadd<mode>4): Ditto.
6294 (sse5_fmsub<mode>4): Ditto.
6295 (sse5_vmfmsub<mode>4): Ditto.
6296 (sse5_fnmadd<mode>4): Ditto.
6297 (sse5_vmfnmadd<mode>4): Ditto.
6298 (sse5_fnmsub<mode>4): Ditto.
6299 (sse5_vmfnmsub<mode>4): Ditto.
6300 (sse5i_fmadd<mode>4): Ditto.
6301 (sse5i_fmsub<mode>4): Ditto.
6302 (sse5i_fnmadd<mode>4): Ditto.
6303 (sse5i_fnmsub<mode>4): Ditto.
6304 (sse5i_vmfmadd<mode>4): Ditto.
6305 (sse5i_vmfmsub<mode>4): Ditto.
6306 (sse5i_vmfnmadd<mode>4): Ditto.
6307 (sse5i_vmfnmsub<mode>4): Ditto.
6308 (mulv16qi3): Add SSE5 support.
6310 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6311 (sse2_mulv4si3): Disable if SSE5.
6312 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6313 (sse4_1_roundps): Ditto.
6314 (sse4_1_roundsd): Ditto.
6315 (sse4_1_roundss): Ditto.
6316 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6318 (sse_maskcmpsf3): Ditto.
6319 (sse_vmmaskcmpv4sf3): Ditto.
6320 (sse2_maskcmpv2df3): Ditto.
6321 (sse2_maskcmpdf3): Ditto.
6322 (sse2_vmmaskcmpv2df3): Ditto.
6323 (sse2_eq<mode>3): Ditto.
6324 (sse2_gt<mode>3): Ditto.
6325 (sse5_pcmov_<mode>): Add SSE5 support.
6326 (vec_unpacku_hi_v16qi): Ditto.
6327 (vec_unpacks_hi_v16qi): Ditto.
6328 (vec_unpacku_lo_v16qi): Ditto.
6329 (vec_unpacks_lo_v16qi): Ditto.
6330 (vec_unpacku_hi_v8hi): Ditto.
6331 (vec_unpacks_hi_v8hi): Ditto.
6332 (vec_unpacku_lo_v8hi): Ditto.
6333 (vec_unpacks_lo_v8hi): Ditto.
6334 (vec_unpacku_hi_v4si): Ditto.
6335 (vec_unpacks_hi_v4si): Ditto.
6336 (vec_unpacku_lo_v4si): Ditto.
6337 (vec_unpacks_lo_v4si): Ditto.
6338 (sse5_pmacsww): New SSE5 intrinsic insn.
6339 (sse5_pmacssww): Ditto.
6340 (sse5_pmacsdd): Ditto.
6341 (sse5_pmacssdd): Ditto.
6342 (sse5_pmacssdql): Ditto.
6343 (sse5_pmacssdqh): Ditto.
6344 (sse5_pmacsdqh): Ditto.
6345 (sse5_pmacsswd): Ditto.
6346 (sse5_pmacswd): Ditto.
6347 (sse5_pmadcsswd): Ditto.
6348 (sse5_pmadcswd): Ditto.
6349 (sse5_pcmov_<move>): Conditional move support on SSE5.
6350 (sse5_phaddbw): New SSE5 intrinsic insn.
6351 (sse5_phaddbd): Ditto.
6352 (sse5_phaddbq): Ditto.
6353 (sse5_phaddwd): Ditto.
6354 (sse5_phaddwq): Ditto.
6355 (sse5_phadddq): Ditto.
6356 (sse5_phaddubw): Ditto.
6357 (sse5_phaddubd): Ditto.
6358 (sse5_phaddubq): Ditto.
6359 (sse5_phadduwd): Ditto.
6360 (sse5_phadduwq): Ditto.
6361 (sse5_phaddudq): Ditto.
6362 (sse5_phsubbw): Ditto.
6363 (sse5_phsubwd): Ditto.
6364 (sse5_phsubdq): Ditto.
6365 (sse5_pperm): Ditto.
6366 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6367 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6368 (sse5_pperm_sign_v8hi_v4si): Ditto.
6369 (sse5_pperm_zero_v8hi_v4si): Ditto.
6370 (sse5_pperm_sign_v4si_v2di): Ditto.
6371 (sse5_pperm_sign_v4si_v2di): Ditto.
6372 (sse5_pperm_pack_v2di_v4si): Ditto.
6373 (sse5_pperm_pack_v4si_v8hi): Ditto.
6374 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6375 (sse5_perm<mode>): New SSE5 intrinsic insn.
6376 (rotl<mode>3): Ditto.
6377 (sse5_rotl<mode>3): Ditto.
6378 (sse5_ashl<mode>3): Ditto.
6379 (sse5_lshl<mode>3): Ditto.
6380 (sse5_frcz<mode>2): Ditto.
6381 (sse5s_frcz<mode>2): Ditto.
6382 (sse5_cvtph2ps): Ditto.
6383 (sse5_cvtps2ph): Ditto.
6384 (sse5_vmmaskcmp<mode>3): Ditto.
6385 (sse5_com_tf<mode>3): Ditto.
6386 (sse5_maskcmp<mode>3): Ditto.
6387 (sse5_maskcmp_uns<mode>3): Ditto.
6388 (sse5_maskcmp_uns2<mode>3): Ditto.
6389 (sse5_pcom_tf<mode>3): Ditto.
6391 * config/i386/predicates.md (sse5_comparison_float_operator):
6392 New predicate to match the comparison operators supported by
6393 the SSE5 com instruction.
6394 (ix86_comparison_int_operator): New predicate to match just the
6395 signed int comparisons.
6396 (ix86_comparison_uns_operator): New predicate to match just the
6397 unsigned int comparisons.
6399 * doc/invoke.texi (-msse5): Add documentation.
6400 (-mfused-madd): Ditto.
6402 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6404 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6406 (x86_64-*-*): Ditto.
6408 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6410 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6411 intrinisics for SSE5.
6413 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6416 * config/i386/mmintrin-common.h: New file, to contain common
6417 instructions between SSE4.1 and SSE5.
6419 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6420 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6421 (gen_regparm_prefix): Ditto.
6423 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6424 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6425 prototype_p to determine if a function is prototyped.
6427 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6429 * c-common.c (c_common_reswords) add the alignof keyword,
6430 with same RID as __alignof and __alignof__
6432 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6434 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6435 * hooks.c (hook_bool_const_int_const_int_true): New function.
6436 * target.h (struct gcc_target): Add can_eliminate field.
6437 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6438 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6439 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6440 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6441 (elim_table): Revise comment.
6442 * system.h (CAN_ELIMINATE): Poison.
6443 * defaults.h (CAN_ELIMINATE): Remove.
6444 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6446 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6447 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6449 (alpha_vms_can_eliminate): Declare as static, change return type to
6451 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6453 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6454 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6455 (arm_can_eliminate): New function.
6457 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6458 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6459 (avr_can_eliminate): Declare as static.
6460 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6462 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6463 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6464 (bfin_can_eliminate): New function.
6466 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6467 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6468 (crx_can_eliminate): New function.
6470 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6471 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6472 (fr30_can_eliminate): New function.
6474 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6475 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6476 (frv_can_eliminate): New function.
6478 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6479 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6480 (h8300_can_eliminate): New function.
6482 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6483 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6484 (i386_can_eliminate): Declare as static, change return type to bool.
6485 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6487 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6488 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6489 (ia64_can_eliminate): New function.
6491 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6492 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6493 (iq2000_can_eliminate): New function.
6495 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6496 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6497 (m32r_can_eliminate): New function.
6499 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6500 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6501 (m68hc11_can_eliminate): New function.
6503 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6504 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6505 (m68k_can_eliminate): New function.
6507 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6508 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6509 (mep_can_eliminate): New function.
6511 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6512 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6513 (mips_can_eliminate): New function.
6515 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6516 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6517 (rs6000_can_eliminate): New function.
6519 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6520 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6521 (s390_can_eliminate): Declare as static.
6522 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6524 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6525 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6526 (score_can_eliminate): New function.
6528 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6529 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6530 (sparc_can_eliminate): Declare as static.
6531 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6533 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6534 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6535 (xstormy16_can_eliminate): New function.
6537 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6538 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6539 (v850_can_eliminate): New function.
6541 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6543 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6544 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6545 (*movdfcc_ext[1234]): Disable for IEEE mode.
6547 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6549 * gimplify.c (prepare_gimple_addressable): New static function.
6550 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6552 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6553 manually fiddling with it.
6555 2009-08-25 Michael Matz <matz@suse.de>
6557 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6558 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6560 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6561 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6562 (do_jump): Split out code for simple binary comparisons into ...
6563 (do_jump_1): ... this, taking the individual operands and code.
6564 Change callers to helper function above accordingly.
6565 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6568 2009-08-25 Michael Matz <matz@suse.de>
6570 * expr.h (struct separate_ops, sepops): New type for passing
6571 around an exploded simple expression.
6572 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6573 Use this structure instead of expression tree.
6574 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6575 expression, only its type.
6576 (expand_vec_cond_expr): Take type and individual operands instead
6578 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6579 expand_vec_shift_expr): Change prototype accordingly.
6580 * tree-vect-stmts.c (vectorizable_condition): Change call of
6581 expand_vec_cond_expr_p to pass only type.
6582 * expr.c (do_store_flags): Change prototype and implementation
6583 to take an exploded expression.
6584 (expand_expr_real_1): New local ops initialized with details
6585 of the full expression. Use it instead of full
6586 expression in calls to do_store_flags, expand_vec_cond_expr,
6587 expand_widen_pattern_expr and expand_vec_shift_expr.
6589 2009-08-25 Michael Matz <matz@suse.de>
6591 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6592 treeop2 initialized with first three operands of the full expression.
6593 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6595 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6597 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6598 (__gthread_objc_condition_allocate): Mark arguments as unused.
6599 (__gthread_objc_condition_deallocate): Likewise.
6600 (__gthread_objc_condition_wait): Likewise.
6601 (__gthread_objc_condition_broadcast): Likewise.
6602 (__gthread_objc_condition_signal): Likewise.
6603 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6604 (__gthread_objc_thread_id): Likewise.
6606 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6609 * tree-pretty-print.c (print_call_name): Print the correct call name
6610 for procedure pointer components.
6612 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6614 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6615 default_promote_function_mode when not VMS.
6617 2009-08-24 Olivier Hainque <hainque@adacore.com>
6619 * convert.c (convert_to_integer): Don't assume an input pointer is
6620 POINTER_SIZE wide. Fetch from the type instead.
6622 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6624 * configure.ac (AC_PREREQ): Bump to 2.64.
6626 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6628 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6629 (process_command): Don't search standard_exec_prefix_1 and
6630 standard_exec_prefix_2.
6632 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6634 * config/arm/arm.c (output_return_instruction): Handle for
6637 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6639 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6641 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6643 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6644 (*arm_movdf_vfp): Likewise.
6646 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6648 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6649 (vashr<mode>3): Rename from ashr<mode>3.
6650 (vlshr<mode>3): Rename from lshr<mode>3.
6652 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6655 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6656 (check_format_info_main): Use scalar_identify_flag.
6657 (check_format_types): Check for scalar size identity if
6658 scalar_identify_flag is set.
6659 (printf_length_specs): Extend by new field.
6660 (asm_fprintf_length_specs): Likewise.
6661 (gcc_diag_length_specs): Likewise.
6662 (scanf_length_specs): Likewise.
6663 (strfmon_length_specs): Likewise.
6664 (gcc_gfc_length_specs): Likewise.
6665 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6666 (ms_printf_flag_specs): Likewise.
6667 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6669 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6672 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6673 (*call_value_pop_1): Ditto.
6674 (*sibcall_pop_1): New insn pattern.
6675 (*sibcall_value_pop_1): Ditto.
6677 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6680 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6683 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6686 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6687 (get_reg_use_in): New function.
6688 (forward_propagate_subreg): Propagate through subreg of zero_extend
6691 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6693 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6694 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6696 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6698 * configure.ac: Remove --with-datarootdir, --with-docdir,
6699 --with-htmldir switches. No need to call AC_SUBST for
6700 datarootdir, docdir, htmldir any more.
6701 * configure: Regenerate.
6702 * doc/install.texi (Configuration): Document --datarootdir,
6703 --docdir, --htmldir, --pdfdir; update documentation for
6704 --infodir, --mandir.
6705 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6708 * aclocal.m4: Regenerate.
6709 * config.in: Regenerate.
6710 * configure: Regenerate.
6712 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6713 Olivier Hainque <hainque@adacore.com>
6715 * config/ia64/ia64.c: Include libfuncs.h.
6716 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6717 (ia64_expand_call): Use reg 25 on VMS.
6718 (ia64_initialize_trampoline): Fix for VMS ABI.
6719 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6720 (ia64_function_arg): Initialize reg 25 on VMS.
6721 Fix OpenVMS ABI issues for varargs.
6722 For OpenVMS, emit the Argument Information register set in the
6723 incoming/sibcall case as well.
6724 (ia64_arg_type): New function.
6725 (ia64_function_arg_advance): Keep track of cum->words.
6726 Fix OpenVMS ABI issues for varargs.
6727 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6728 (ia64_override_options): Set flag_no_common on VMS.
6729 (ia64_init_builtins): Disable FWRITE builtin.
6730 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6731 (ia64_vms_init_libfuncs): Add decc$ routines.
6732 (ia64_vms_valid_pointer_mode): New function.
6733 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6734 (ia64_promote_function_mode): New function
6735 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6736 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6737 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6738 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6739 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6740 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6741 Suppress trailing '#' if VALUE is numeric.
6742 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6743 ia64_promote_function_mode.
6744 (TARGET_VALID_POINTER_MODE): Define.
6746 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6749 * config/rs6000/rs6000.c (rs6000_override_options): Use
6750 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6753 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6754 reporting of vector + decimal/boolean/complex error.
6756 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6758 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6759 __vector double TYPE_DECL.
6761 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6763 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6764 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6765 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6766 to pointer to enum machine_mode. Update all callers as needed.
6768 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6770 * config/alpha/alpha.md (exception_receiver): Emit alternative
6771 GP load sequence if flag_reorder_blocks_and_partition is set.
6772 (*exception_receiver_2): Also enable when
6773 flag_reorder_blocks_and_partition is set.
6775 2009-08-20 Matt Rice <ratmice@gmail.com>
6776 Diego Novillo <dnovillo@google.com>
6778 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6781 2009-08-20 Richard Guenther <rguenther@suse.de>
6783 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6784 * c-tree.h (c_dup_lang_specific_decl): Remove.
6785 (struct lang_decl, struct lang_type): Move definitions ...
6786 * c-lang.h: ... here. New file.
6787 * c-decl.c: Include c-lang.h.
6788 (c_dup_lang_specific_decl): Remove.
6789 * c-typeck.c: Include c-lang.h.
6790 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6791 (c-typeck.o): Likewise.
6792 * c-config-lang.in (gtfiles): Add c-lang.h.
6793 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6796 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6798 * config/alpha/alpha.c (alpha_end_function): Do not clear
6799 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6800 this is now handled in generic code.
6802 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6804 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6805 (s390_z10_fix_long_loop_prediction): New function.
6806 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6807 (s390_reorg): Walk over the INSNs and invoke
6808 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6810 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6812 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6813 "*brx_64bit", "*brx_31bit"): New patterns.
6814 * config/s390/s390.c ('E'): New output modifier.
6816 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6817 Richard Earnshaw <richard.earnshaw@arm.com>
6819 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6820 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6822 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6824 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6826 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6827 for mode mode of operand0 when doing secondary reload for SAR.
6829 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6832 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6833 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6835 2009-08-19 Jason Merrill <jason@redhat.com>
6837 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6838 supported template depth in C++0x.
6840 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6842 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6843 free_after_compilation.
6844 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6845 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6846 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6847 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6848 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6849 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6850 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6852 2009-08-19 Ian Lance Taylor <iant@google.com>
6854 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6855 of (plus (mult (neg B) C) A).
6857 2009-08-18 Michael Matz <matz@suse.de>
6859 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6860 instead of comparing TYPE_MAIN_VARIANT for equality.
6861 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6862 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6863 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6864 * gimplify.c (goa_lhs_expr_p): Ditto and use
6865 STRIP_USELESS_TYPE_CONVERSION.
6867 2009-08-18 Michael Matz <matz@suse.de>
6869 * tree-ssa-structalias.c (create_variable_info_for): Also mark
6870 first field in a struct.
6871 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
6873 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6875 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6876 locators before emit_insn is called. Remove assert that
6878 (alpha_end_function): Clear crtl->emit structure and free insn
6879 locators if cfun->is_thunk is true.
6881 2009-08-18 Jason Merrill <jason@redhat.com>
6883 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
6885 * configure.ac: Test for it.
6886 * configure, config.in: Regenerate.
6887 * doc/install.texi: Document --enable-gnu-unique-object.
6889 2009-08-18 Richard Guenther <rguenther@suse.de>
6892 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
6893 pow(x,y*z) only if x is nonnegative.
6895 2009-08-18 Jakub Jelinek <jakub@redhat.com>
6897 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
6901 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
6902 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
6904 2009-08-17 DJ Delorie <dj@redhat.com>
6906 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
6907 * config/m32c/prologue.md (epilogue_freit): New.
6909 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
6910 (bank_switch_p): Likewise.
6911 (fast_interrupt_p): Likewise.
6912 (interrupt_p): Likewise.
6913 (m32c_conditional_register_usage): Round memregs size up.
6914 (need_to_save): We only need to save $a0 when we use ENTER.
6915 (interrupt_p): Check for fast_interrupt too.
6916 (bank_switch_p): New.
6917 (fast_interrupt_p): New.
6918 (m32c_attribute_table): Add bank_switch and fast_interrupt.
6919 (m32c_emit_prolog): Support bank switching and fast interrupts.
6920 * doc/extend.texi (Function Attributes): Add bank_switch and
6923 2009-08-17 Douglas B Rupp <rupp@gnat.com>
6925 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
6926 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
6928 2009-08-16 Douglas B Rupp <rupp@gnat.com>
6930 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
6931 (menu): Add IA-64/VMS Options.
6932 (IA-64/VMS Options): Likewise.
6934 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6937 * config/mips/mips.md (*lwxs): Use :P for pointer values.
6939 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6941 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
6942 (mips_pop_asm_switch): Likewise.
6943 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
6945 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6946 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
6947 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
6948 (mips_print_operand_punctuation): Use them. Check mips_noreorder
6949 instead of set_noreorder.
6950 (mips_output_function_prologue): Use the new functions.
6951 (mips_output_function_epilogue): Likewise.
6952 (mips_need_noat_wrapper_p): New function, split out from...
6953 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
6954 Use mips_push_asm_switch and mips_pop_asm_switch.
6955 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
6956 and mips_pop_asm_switch.
6957 (ASM_OUTPUT_REG_POP): Likewise.
6958 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
6959 Use mips_pop_asm_switch.
6960 (mips_asm_switch): New structure.
6961 (set_noreorder, set_nomacro): Replace with...
6962 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6963 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
6964 instead of set_nomacro.
6965 (fix_truncsfsi2_macro): Likewise.
6966 (cprestore): Likewise.
6967 (hazard): Use mips_noreorder instead of set_noreorder.
6968 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6970 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
6972 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
6973 from prev_active_insn.
6975 2009-08-16 Anatoly Sokolov <aesok@post.ru>
6977 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
6978 * config/avr/avr.c (avr_override_options): Initialize
6979 avr_current_arch variable.
6980 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
6981 __AVR_HAVE_16BIT_SP__ according to the device type.
6982 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
6984 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
6985 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
6987 2009-08-16 Dodji Seketeli <dodji@redhat.com>
6990 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
6991 generating inlined subroutine die only. We shouldn't be
6992 called for anything else.
6993 (gen_block_die): Don't generate inline subroutine debug info for
6996 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6998 * graphite-poly.c (print_pbb): Print PBB index.
7000 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7003 * graphite-interchange.c (ppl_max_for_le): Moved...
7004 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7005 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7006 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7007 * graphite-ppl.h (ppl_max_for_le): Declared.
7009 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7011 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7012 supported on all platforms.
7013 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7014 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7015 * c-pragma.c: Likewise.
7016 * target-def.h (TARGET_INITIALIZER): Remove
7017 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7018 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7020 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7022 * config/ia64/fde-vms.c: New file.
7023 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7024 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7025 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7026 (uw_frame_state_for): Only register a personality routine if it is
7027 known to be compatible with our expectations.
7028 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7029 Declare unw_table_entry stack variable and
7030 mod all calls to _Unwind_FindTableEntry to add arg.
7031 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7032 (_Unwind_FindTableEntry): Add arg to prototype.
7034 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7036 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7037 field 'signal_pfs_loc'.
7038 (uw_frame_state_for): Remove duplicate code dealing with leaf
7039 procedures without unwind info.
7040 If in the frame after unwinding through a signal handler, restore
7041 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7042 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7043 'pfs_loc' to the AR.PFS location in the signal context; instead
7044 set 'signal_pfs_loc'.
7045 Manually generate the unwind info for the AR.PFS register.
7046 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7047 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7048 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7049 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7050 instead set 'signal_pfs_loc'.
7051 Remove code preventing the AR.PFS register from being restored
7052 from the signal context.
7054 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7055 Tristan Gingold <gingold@adacore.com>
7057 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7058 * config/ia64/t-vms: New file.
7059 * config/ia64/vms64.h: New file.
7060 * config/ia64/vms.h: New file.
7061 * config/ia64/vms-crtinit.asm: New file.
7062 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7063 * config/ia64/vms-unwind.h: New file.
7065 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7067 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7070 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7073 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7075 * real.h (do_mpc_arg2): ... here.
7076 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7079 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7081 * final.c (add_debug_prefix_map): Don't use GC memory for
7082 old_prefix and new_prefix.
7084 2009-08-14 Richard Guenther <rguenther@suse.de>
7086 * ipa-prop.c (compute_complex_pass_through): If we cannot
7087 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7089 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7091 * c-lex.c (c_lex_with_flags): Increase size of local variable
7092 to avoid memory clobber.
7094 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7097 * config/i386/i386.c (ix86_fp_comparison_strategy):
7098 Only enable/disable sahf at function granularity.
7100 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7102 PR rtl-optimization/41064
7103 * reload1.c (reload_as_needed): Don't call extract_insn
7104 for known invalid replacements after calling
7105 validate_replace_rtx_group and verify_changes.
7107 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7110 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7111 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7112 ix86_expand_fp_vcond.
7113 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7114 Assert that operation is supported by ix86_expand_int_vcond.
7115 (vcondu<SSEMODE124C8:mode>): Ditto.
7117 2009-08-13 DJ Delorie <dj@redhat.com>
7119 * config/i386/djgpp-stdint.h: New.
7120 * config.gcc (djgpp): Use it.
7122 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7124 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7125 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7127 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7129 * tree-ssa-loop-prefetch.c
7130 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7131 for long-stride pruning.
7132 (compute_miss_rate): New function to compute the probability
7133 that two memory references access different cache lines.
7135 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7137 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7139 2009-08-13 Richard Guenther <rguenther@suse.de>
7142 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7143 use the constant pointer type.
7144 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7145 of CV qualifiers on the target pointer type.
7146 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7147 conversion check before restrict check.
7149 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7152 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7154 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7156 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7158 2009-08-12 Richard Guenther <rguenther@suse.de>
7160 PR tree-optimization/41011
7161 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7162 and reference constructing.
7164 2009-08-12 Xinliang David Li <davidxl@google.com>
7166 PR tree-optimization/41012
7167 * tree-flow.h : New external interface.
7168 * gimple-low.c (check_call_arg): Change to public function.
7169 Remove argument mismatch check in lowering.
7170 * tree-inline.h (tree_can_inline_p): Interface change.
7171 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7173 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7174 Call change to tree_can_inline_p function.
7175 (cgraph_decide_inlining_incrementally): Ditto.
7177 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7179 PR tree-optimization/41031
7180 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7181 on the partition variable rather than promote_mode on the source
7182 type. Assert that the partition variable's type has the same
7183 mode as the source value's.
7185 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7187 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7188 for for_return == 2.
7189 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7191 * calls.c (expand_call): Fix typo.
7192 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7194 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7196 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7197 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7198 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7199 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7201 2009-08-12 Andrew Haley <aph@redhat.com>
7203 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7205 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7208 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7210 2009-08-12 Richard Guenther <rguenther@suse.de>
7212 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7213 * gimplify.c (gimplify_modify_expr): Do not use
7214 lang_hooks.types_compatible_p.
7215 * tree-ssa.c (useless_type_conversion_p): For aggregates
7216 just return false if the canonical types differ.
7218 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7221 * sese.c (convert_for_phi_arg): New.
7222 (add_guard_exit_phis): Use convert_for_phi_arg.
7224 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7226 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7227 unknown subscript upper bounds.
7229 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7230 Pranav Garg <pranav.garg2107@gmail.com>
7232 * graphite-interchange.c (gather_access_strides): Removed.
7233 (ppl_max_for_le): New.
7234 (build_linearized_memory_access): New.
7235 (memory_stride_in_loop): New.
7236 (pbb_interchange_profitable_p): Reimplemented.
7237 * graphite-ppl.h (ppl_new_id_map): New.
7238 (ppl_interchange): New.
7240 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7242 * graphite-interchange.c (compute_subscript): Removed.
7243 (compute_array_size_cstr): Removed.
7244 (compute_array_size_poly): Removed.
7245 (compute_array_size): Removed.
7246 (gather_access_strides_poly): Removed.
7247 (gather_access_strides): Empty.
7249 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7251 * graphite-dependences.c (dependence_polyhedron_1): Replace
7252 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7253 (graphite_legal_transform_dr): Same.
7254 (graphite_carried_dependence_level_k): Same.
7255 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7256 Initialize PDR_NB_SUBSCRIPTS.
7257 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7259 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7260 (PDR_NB_SUBSCRIPTS): New.
7261 (pdr_nb_subscripts): Removed.
7262 (pdr_dim): Simplified.
7263 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7264 with PDR_NB_SUBSCRIPTS.
7266 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7268 * graphite-interchange.c (compute_array_size): Remove use of
7270 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7271 Do not initialize PDR_DATA_CONTAINER.
7272 (print_pdr): Do not print PDR_DATA_CONTAINER.
7273 * graphite-poly.h (struct poly_dr): Remove data_container field.
7274 (PDR_DATA_CONTAINER): Removed.
7275 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7277 (build_poly_dr): Same.
7279 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7280 Sebastian Pop <sebastian.pop@amd.com>
7282 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7283 copy of the dependence polyhedron. Free the temporary objects.
7284 (graphite_carried_dependence_level_k): Free unused objects before
7287 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7289 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7290 Early return without analyzing the data dependences if no
7291 transform has been done. Call restore_scattering if the transform
7293 (graphite-interchange.c): Same.
7294 * graphite-poly.c (print_scattering_function): Test for
7296 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7297 (apply_poly_transforms): Do not gcc_assert that
7298 the transform is legal.
7299 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7300 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7301 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7302 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7303 * graphite-poly.h (struct poly_scattering): New.
7304 (struct poly_bb): Add original, transformed, and saved fields.
7305 Remove transformed_scattering, original_scattering,
7306 nb_local_variables and nb_scattering_transform fields.
7307 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7308 (poly_scattering_new): New.
7309 (poly_scattering_free): New.
7310 (poly_scattering_copy): New.
7311 (store_scattering_pbb): New.
7312 (store_scattering): New.
7313 (restore_scattering_pbb): New.
7314 (restore_scattering): New.
7315 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7316 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7318 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7320 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7323 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7325 * Makefile.in (graphite.o): Depends on PREDICT_H.
7326 * graphite.c: Include predict.h.
7327 (graphite_finalize): Call tree_estimate_probability.
7328 * predict.c (predict_loops): Do not call scev_initialize and
7330 (tree_estimate_probability_bb): New.
7331 (tree_estimate_probability): Do not initialize loops: move that
7332 code to the driver. Call tree_estimate_probability_bb.
7333 (tree_estimate_probability_driver): New.
7334 (pass_profile): Use tree_estimate_probability_driver.
7335 * predict.h (tree_estimate_probability): Declared.
7337 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7339 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7340 * graphite-dependences.c (graphite_legal_transform): Add time to
7341 TV_GRAPHITE_DATA_DEPS.
7342 (dependency_between_pbbs_p): Same.
7343 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7345 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7347 PR rtl-optimization/41033
7348 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7349 aliasing is disabled.
7351 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7353 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7354 si_mask_operand, and_load_operand, low_bitmask_operand,
7355 and_reg_operand, and_operand): New predicates.
7356 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7357 * config/mips/mips.c (and_operands_ok): New function.
7358 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7359 * config/mips/mips.md (move_type): Add ext_ins and logical.
7360 (type): Handle them.
7361 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7362 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7363 shift_shift. Remove commutative constraint modifier.
7364 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7366 (*clear_upper32_dext): Remove define_insn_and_split.
7367 (*clear_upper32): Turn this define_insn_and_split ...
7368 (splitter for ANDing register with 0xffff_ffff): .. into this.
7370 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7372 * combine.c (try_widen_shift_mode): Factor out code to check if an
7373 integer constant is a low-order bitmask from here ...
7374 * rtlanal.c (low_bitmask_len): ... to here.
7375 * rtl.h (low_bitmask_len): Declare.
7377 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7380 * config/alpha/alpha.md (addsi3): Remove expander.
7381 (addsi3): Rename from *addsi3_internal insn pattern.
7382 (subsi3): Remove expander.
7383 (subsi3): Rename from *subsi3_internal insn pattern.
7385 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7387 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7390 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7391 Eric Botcazou <botcazou@adacore.com>
7392 Douglas B Rupp <rupp@gnat.com>
7394 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7395 that records that fit in 64 bits are returned by immediate value,
7396 as required by OpenVMS Calling Standard.
7397 (function_value): Adjust for above modification.
7398 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7399 virtual_incoming_args_rtx as base object, not next_arg.
7400 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7402 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7404 * reload.c (find_reloads_subreg_address): Check the original
7405 req_equiv_mem address to detect the case where an address is
7406 not valid in the outer mode.
7408 2009-08-11 Richard Guenther <rguenther@suse.de>
7411 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7413 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7415 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7416 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7418 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7419 Douglas B Rupp <rupp@gnat.com>
7421 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7422 PT_STACK when frame_pointer_needed on OpenVMS.
7423 (alpha_pv_save_size, alpha_using_fp): Remove.
7424 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7425 with proper processing for PT_NULL.
7426 (alpha_vms_initial_elimination_offset): New function. Support for
7427 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7428 (alpha_sa_size): Force procedure type to PT_STACK when
7429 frame_pointer_needed on OpenVMS.
7430 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7431 (alpha_using_fp): Likewise.
7432 (alpha_vms_can_eliminate): Add prototype.
7433 (alpha_vms_initial_elimination_offset): Likewise.
7434 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7435 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7437 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7438 Douglas B Rupp <rupp@gnat.com>
7440 * config/alpha/alpha.c (common_object_handler): New function.
7441 (vms_attribute_table): Declare a single attribute "common_object".
7442 (vms_output_aligned_decl_common): New global function.
7443 (SECTION_VMS_OVERLAY): Delete.
7444 (SECTION_VMS_GLOBAL): Likewise.
7445 (SECTION_VMS_INITIALIZE): Likewise.
7446 (vms_asm_named_section): Remove support for above flags.
7447 (vms_section_type_flags): Delete.
7448 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7449 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7450 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7451 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7453 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7456 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7457 (sub_ddmmss): Likewise.
7459 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7462 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7465 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7468 * reload1.c (reload_as_needed): Use cancel_changes to completely
7469 undo a failed replacement attempt.
7471 2009-08-10 Richard Guenther <rguenther@suse.de>
7474 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7475 (useless_type_conversion_p): ... here. Require pointer targets
7478 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7481 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7482 loose the original type of the statement list.
7484 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7486 * config/alpha/alpha.c: Include libfuncs.h
7487 (avms_asm_output_extern): New function.
7488 (alpha_init_libfuncs): Init some decc libfuncs.
7489 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7490 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7491 (DO_CRTL_NAMES): Define.
7493 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7494 (LONG_TYPE_SIZE): Define.
7495 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7496 (SUBTARGET_SWITCHES): Define malloc64 switch.
7497 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7498 (MASK_RETURN_ADDR): Define.
7499 doc/invoke.texi (mmalloc64): Document switch.
7501 2009-08-09 Olivier Hainque <hainque@adacore.com>
7502 Douglas B Rupp <rupp@gnat.com>
7504 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7505 uses_condition_handler.
7506 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7507 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7508 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7509 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7510 (code_for_builtin): New insn codes for the new alpha_builtins.
7511 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7512 (alpha_sa_size): Account for uses_condition_handler.
7513 (alpha_expand_prologue): Likewise.
7514 (alpha_start_function): Likewise.
7515 (alpha_expand_epilogue): Likewise.
7516 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7517 establish/revert expanders.
7518 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7519 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7520 New expander, resorting to the alpha.c associated function.
7521 (builtin_revert_vms_condition_handler): Likewise.
7522 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7523 __gcc_shell_handler, the static VMS condition handler used as
7524 an indirection wrapper to the current dynamically established
7526 * config/alpha/vms-unwind.h: Complete rewrite.
7527 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7528 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7530 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7531 Douglas B Rupp <rupp@gnat.com>
7533 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7534 (alpha_need_linkage): Handle aliases. Return function symbol.
7535 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7536 Use ultimate alias target for the linkage name.
7537 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7538 by alpha_need_linkage for the function symbol.
7539 (setmemdi): Likewise.
7541 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7543 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7544 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7545 (ASM_WEAKEN_LABEL): Define.
7546 (CRT_CALL_STATIC_FUNCTION): Define.
7547 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7548 (ENDFILE_SPEC): Define.
7549 (INIT_SECTION_ASM_OP): Define.
7550 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7551 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7553 (MULTILIB_OSDIRNAMES): Define.
7554 (shlib_version): Define.
7555 (SHLIB_EXT): Define.
7556 (SHLIB_OBJS): Define.
7557 (SHLIB_NAME): Define.
7558 (SHLIB_MULTILIB): Define.
7559 (SHLIB_INSTALL): Define.
7560 (SHLIB_SYMVEC): Define.
7561 (SHLIB_SYMVECX2): Define.
7562 (SHLIB_LINK): Define.
7564 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7566 * config/alpha/alpha.c (alpha_initialize_trampoline):
7567 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7568 (alpha_start_function): Emit transfer address on nested functions
7569 for VMS trampoline call.
7570 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7571 since no longer used.
7572 * config/alpha/vms-tramp.asm: Remove.
7573 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7574 since now only data initialized at runtime.
7576 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7578 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7579 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7580 (MD_EXEC_PREFIX): Remove, no longer used.
7581 (MD_STARTFILE_PREFIX): Likewise.
7582 (INCLUDE_DEFAULTS): Likewise.
7583 * config/alpha/t-vms:
7584 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7586 2009-08-09 Richard Guenther <rguenther@suse.de>
7588 PR tree-optimization/41016
7589 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7590 (operand_precision): Remove.
7591 (integral_operand_p): Likewise.
7592 (recognize_single_bit_test): Adjust.
7594 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7596 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7597 operation overflows. Likewise non-cast unary arithmetic.
7598 If one arm of a conditional expression is always taken,
7599 inhibit evaluation warnings for the other arm. Likewise inhibit
7600 evaluation warnings for the second && or || operand if the first
7601 operand is enough to determine the result.
7602 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7604 (build_binary_op): Prevent duplicate evaluation warnings.
7606 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7608 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7609 and destination have different modes, Use promote_mode to
7610 determine the signedness of the conversion. Assert that the
7611 promoted source mode matches the destination mode. Don't pass
7612 the destination and destination mode to expand_expr if the source
7613 mode is different. Simplify conversion logic.
7615 2009-08-09 Ira Rosen <irar@il.ibm.com>
7617 PR tree-optimization/41008
7618 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7619 from condition only in case it's a comparison. Adjust checks.
7621 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7623 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7624 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7625 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7626 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7627 (dump_cand): Handle them.
7628 (struct iv_cand): New members COST_STEP and AINC_USE.
7629 (stmt_after_increment): Likewise.
7630 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7631 callers changed. Use gimple_uid comparison instead of scanning.
7632 (add_candidate_1): When looking for identical candidates, take
7633 AINC_USE into account. Set it for new candidates.
7634 (force_expr_to_var_cost): Cast target_spill_cost to int.
7635 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7636 All callers changed. Check for availability of autoinc addressing
7637 modes, both in general for a given mode, and in the specific use case.
7638 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7640 (get_computation_cost): Likewise.
7641 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7642 add_autoinc_candidates): New static functions.
7643 (add_candidate): Call add_autoinc_candidates for candidates based on
7645 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7646 (determine_use_iv_cost_address): If we have an autoinc candidate at
7647 the matching use, verify autoinc is possible and subtract the cost
7648 of the candidate's step from the cost.
7649 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7650 member of the candidate.
7651 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7652 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7654 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7656 * config.build (ia64-hp-*vms*): New target.
7657 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7659 * config.gcc (ia64-hp-*vms*): New target.
7660 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7662 * config.host (ia64-hp-*vms*): New target.
7663 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7666 2009-08-08 Richard Guenther <rguenther@suse.de>
7668 PR tree-optimization/40991
7669 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7671 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7673 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7674 mode check. Do truncations in an integer mode.
7675 (force_to_mode): Handle subregs for all mode types. Only do
7676 arithmetic simplifications on integer modes.
7678 2009-08-07 Richard Guenther <rguenther@suse.de>
7680 PR tree-optimization/40999
7681 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7682 (maybe_fold_reference): Lookup constant initializers.
7683 (fold_gimple_assign): Likewise.
7685 2009-08-07 Richard Guenther <rguenther@suse.de>
7687 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7688 that require structural equality defer to the langhook.
7690 2009-08-07 Martin Jambor <mjambor@suse.cz>
7692 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7694 (struct ipa_pass_through_data): New type.
7695 (struct ipa_ancestor_jf_data): New type.
7696 (union jump_func_value): Removed field formal_id, added fields
7697 pass_through and ancestor.
7698 (struct ipa_param_call_note): Changed type of formal_id to int from
7700 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7701 operations jump functions and ancestor jump functions.
7702 (compute_complex_pass_through): New function.
7703 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7704 reflect changes in the jump function strucutre.
7705 (update_jump_functions_after_inlining): Ignore complex pass-through
7706 and ancestor jump functions.
7707 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7708 polynomial pass-through with operation jump functions.
7710 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7712 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7713 fde->dw_fde_begin as begin label instead of hot/cold label.
7714 Use LLSDAC label instead of LLSDA for second section lsda.
7715 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7716 label instead of LLSDA if it is true.
7717 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7719 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7720 SECTION argument. Use it as index into crtl->eh.call_site_record
7722 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7723 use it to determine how to print table entries instead of using
7724 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7725 label instead of normal begin label as base.
7726 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7727 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7728 ensure no EH range spans between sections and that landing pads
7729 are always in the corresponding section.
7730 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7731 for crtl->eh.call_site_record being an array rather than scalar.
7732 (output_one_function_exception_table): New function, copied
7733 from output_function_exception_table. Adjust
7734 dw2_size_of_call_site_table, dw2_output_call_site_table
7735 callers. For SECOND section use *C suffixed labels.
7736 (output_function_exception_table): Call
7737 output_one_function_exception_table and, when doing hot/cold
7738 partitioning, also another time for the second section.
7739 * opts.c: Include except.h.
7740 (decode_options): Allow -freorder-blocks-and-partition with
7741 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7742 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7743 * function.h (struct rtl_eh): Change call_site_record from
7744 scalar into array of 2 elements.
7746 2009-08-07 Martin Jambor <mjambor@suse.cz>
7748 * ipa-prop.c (count_formal_params_1): New function.
7749 (ipa_get_vector_of_formal_parms): New function.
7750 (get_vector_of_formal_parm_types): New function.
7751 (ipa_modify_formal_parameters): New function.
7752 (ipa_modify_call_arguments): New function.
7753 (index_in_adjustments_multiple_times_p): New function.
7754 (ipa_combine_adjustments): New function.
7755 (ipa_dump_param_adjustments): New function.
7756 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7757 (ipa_get_vector_of_formal_parms): Declare.
7758 (ipa_modify_formal_parameters): Declare.
7759 (ipa_modify_call_arguments): Declare.
7760 (ipa_combine_adjustments): Declare.
7761 (ipa_dump_param_adjustments): Declare.
7762 (build_ref_for_offset): Declare.
7763 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7764 * tree-sra.c: Include ipa-prop.c.
7765 (build_ref_for_offset): Make public.
7767 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7769 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7771 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7773 * gcc/doc/extend.texi (__builtin_extract_return_address)
7774 (__builtin_frob_return_address): Document.
7776 2009-08-06 Paul Brook <paul@codesourcery.com>
7778 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7779 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7780 implementation on ARMv6-M.
7782 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7784 * doc/extend.texi (pcs): Document new attribute for ARM.
7786 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7788 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7791 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7793 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7796 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7798 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7800 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7802 Merge ARM/hard_vfp_branch to trunk.
7804 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7806 * arm.c (libcall_eq): New function.
7807 (libcall_hash): New function.
7808 (add_libcall): New function.
7809 (arm_libcall_uses_aapcs_base): New function.
7810 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7811 libcalls using the base PCS.
7812 (arm_init_cumulative_args): Likewise.
7814 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7816 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7817 Use base ABI for conversion libfuncs between HFmode and SFmode.
7819 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7821 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7822 V4SImode as representatives of all 64-bit and 128-bit vector
7823 types. Allow vector types without vector modes.
7824 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7825 without vector modes like BLKmode.
7826 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7827 BLKmode. Avoid unsupported vector modes or TImode moves for
7829 (aapcs_vfp_allocate_return_reg): Likewise.
7830 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7831 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7833 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7835 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7836 (arm_get_pcs_model): Pass attribute arguments to
7837 arm_pcs_from_attribute.
7838 (arm_init_cumulative_args): Use base AAPCS for conversions from
7839 floating-point types to DImode.
7840 (arm_attribute_table): Add pcs attribute.
7841 (arm_handle_pcs_attribute): New.
7842 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7843 conversions from floating-point types to DImode, also declare them
7844 to use base AAPCS and declare functions they call to use base
7845 AAPCS and their RTABI names.
7847 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7849 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7850 -mfloat-abi=hard not being supported for VFP.
7852 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7854 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7855 SYMBOL_REF to hard_libcall_value.
7857 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7858 Richard Earnshaw <rearnsha@arm.com>
7860 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7861 has been put on the stack, all remaining co-processory arguments for
7862 that co-processor also go on the stack.
7864 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7866 * config/arm/arm.c (arm_return_in_memory): Handle returning
7867 vectors of suitable size in registers also for AAPCS case.
7869 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7871 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
7873 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
7875 ARM Hard-VFP calling convention
7876 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
7877 * target.h (gcc_target): Add libcall_value to table of call hooks.
7878 * targhooks.h (default_libcall_value): Default implementation.
7879 * targhooks.c (default_libcall_value): Likewise.
7880 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
7881 * optabs.c (expand_unop): Use it.
7882 * expr.h (hard_libcall_value): Pass the function RTX through.
7883 * calls.c (emit_library_call_value_1): Update call to
7885 * explow.c (hard_libcall_value): Use new target hook.
7886 * testsuite/lib/target-supports.exp
7887 (check_effective_target_arm_hard_vfp_ok): New hook.
7888 (check_effective_target_arm_neon_ok): Improve test for neon
7890 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
7891 * config/arm/arm.c: Include cgraph.h
7892 (TARGET_FUNCTION_VALUE): Override default hook.
7893 (arm_pcs_default): New variable.
7894 (arm_override_options): Don't fault hard calling convention with VFP.
7895 Add support for AAPCS variants.
7896 (arm_function_value): Make static. Handle AAPCS variants.
7897 (arm_libcall_value): New function.
7898 (arm_apply_result_size): Handle VFP registers in results.
7899 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
7901 (pcs_attribute_args): New variable.
7902 (arm_pcs_from_attribute): New function.
7903 (arm_get_pcs_model): New function.
7904 (aapcs_vfp_cum_init): New function.
7905 (aapcs_vfp_sub_candidate): New function.
7906 (aapcs_vfp_is_return_candidate): New function.
7907 (aapcs_vfp_is_call_candidate): New function.
7908 (aapcs_vfp_allocate): New function.
7909 (aapcs_vfp_allocate_return_reg): New function.
7910 (aapcs_vfp_advance): New function.
7911 (aapcs_cp_arg_layout): New variable.
7912 (aapcs_select_call_coproc): New function.
7913 (aapcs_select_return_coproc): New function.
7914 (aapcs_allocate_return_reg): New function.
7915 (aapcs_libcall_value): New function.
7916 (aapcs_layout_arg): New function.
7917 (arm_init_cumulative_args): Initialize AAPCS args data.
7918 (arm_function_arg): Handle AAPCS variants using new interface.
7919 (arm_arg_parital_bytes): Likewise.
7920 (arm_function_arg_advance): New function.
7921 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
7922 calling conventions.
7923 (arm_setup_incoming_varargs): Handle new AAPCS args data.
7924 * arm.h (NUM_VFP_ARG_REGS): Define.
7925 (LIBCALL_VALUE): Update.
7926 (FUNCTION_VALUE): Delete.
7927 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
7928 (arm_pcs): New enum.
7929 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
7930 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
7931 (FUNCTION_ARG_REGNO_P): Add VFP regs.
7932 * arm-protos.h (arm_function_arg_advance): Add.
7933 (aapcs_libcall_value): Add.
7934 (arm_function_value): Delete.
7936 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
7937 H.J. Lu <hongjiu.lu@intel.com>
7940 * config/i386/i386.c (standard_sse_mode_p): Remove.
7941 (standard_sse_constant_p): Return 2 for integer mode
7942 vector_all_ones_operand when SSE2 is enabled.
7943 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
7944 (ix86_expand_vector_move): Do not check for negative values from
7945 standard_sse_constant_p.
7947 2009-08-06 Richard Guenther <rguenther@suse.de>
7949 * tree-ssa.c (useless_type_conversion_p_1): Make function and
7950 array type comparisons frontend independent.
7951 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
7952 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
7953 out array reference lower bound and element size operands.
7954 (ao_ref_init_from_vn_reference): Properly compute the offset
7955 for ARRAY_RANGE_REF.
7956 (vn_reference_fold_indirect): Fill out array reference lower
7957 bound and element size operands.
7958 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
7959 a non gimple valued reference operand which can happen for
7960 array reference lower bound or element size.
7961 (create_component_ref_by_pieces_1): Properly generate the
7962 element size operand for array references.
7964 2009-08-06 Richard Guenther <rguenther@suse.de>
7966 PR tree-optimization/40964
7967 * tree.c (iterative_hash_host_wide_int): Export.
7968 * tree.h (iterative_hash_host_wide_int): Declare.
7969 * tree-ssa-structalias.c (heapvar_map): New struct.
7970 (heapvar_map_eq): New function.
7971 (heapvar_map_hash): Likewise.
7972 (heapvar_lookup): Adjust.
7973 (heapvar_insert): Likewise.
7974 (make_constraint_from_heapvar): Allow multiple heap variables
7975 per decl at different offsets.
7976 (init_alias_heapvars): Adjust.
7978 2009-08-04 David Daney <ddaney@caviumnetworks.com>
7980 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
7981 * mips_output_sync_loop (mips_output_sync_loop): Only emit
7982 trailing sync if TARGET_SYNC_AFTER_SC.
7984 2009-08-05 David Daney <ddaney@caviumnetworks.com>
7986 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
7987 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
7988 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
7989 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
7990 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7991 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7992 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7993 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
7994 test_and_set_12): Rewrite calls to mips_output_sync_loop.
7995 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
7996 the prototype declaration match the definition.
7997 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
7998 instructions explicitly. Add barrier_before and operands
8000 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8001 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8002 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8003 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8004 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8005 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8007 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8009 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8011 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8012 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8015 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8018 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8020 PR rtl-optimization/40924
8021 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8022 make sure canon_rtx (mem_address) isn't simpler than
8023 canon_rtx (expanded_mem_address).
8025 2009-08-05 Li Feng <nemokingdom@gmail.com>
8027 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8029 (build_scop_drs): Build alias set for each SCoP.
8031 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8033 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8034 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8035 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8036 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8037 (BASE_DRIVER_SELF_SPECS): Likewise.
8039 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8041 * tree-ssa-alias.c: Fix some comment typos.
8043 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8045 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8046 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8048 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8051 * simplify-rtx.c (simplify_binary_operation_1): Disable
8052 simplifications for decimal float operations.
8054 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8057 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8058 operand of INDIRECT_REF.
8060 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8062 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8063 constants referencing TLS symbols.
8065 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8067 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8068 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8070 2009-08-03 Richard Guenther <rguenther@suse.de>
8072 * tree.c (make_vector_type): Build a main variant first,
8073 get the canonical one and then build the variant.
8074 * tree-ssa.c (useless_type_conversion_p_1): Handle
8076 (useless_type_conversion_p): Conversions to pointers to
8077 incomplete record types are useless.
8079 2009-08-03 Richard Guenther <rguenther@suse.de>
8081 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8082 file will be created.
8083 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8084 * toplev.c (compile_file): Adjust comment.
8086 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8088 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8089 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8090 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8091 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8092 (sh_promote_function_mode): Fix typo.
8094 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8096 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8098 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8100 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8101 declaration arguments.
8103 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8105 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8106 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8107 (ix86_split_ashl): Ditto.
8108 (ix86_expand_vector_init_one_nonzero): Ditto.
8109 (ix86_expand_vector_set): Ditto.
8110 (ix86_expand_reduc_v4sf): Ditto.
8112 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8114 * explow.c (promote_function_mode): Remove assert.
8115 * config/sh/sh.c (sh_promote_function_mode): Declare.
8117 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8119 * config/pa/pa.c (pa_promote_function_mode): Declare.
8120 Change to static. Fix promote_mode call.
8122 * gthr-dce.h (CONST_CAST2): Define if not defined.
8123 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8125 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8127 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8129 * expr.c (store_constructor): Use promote_decl_mode. Remove
8130 now write-only variable unsignedp.
8131 (expand_expr_real_1): Use promote_decl_mode.
8132 * expr.h (promote_function_mode, promote_decl_mode): New.
8133 (promote_mode): Remove last argument.
8134 * function.c (assign_temp): Drop last argument of promote_mode.
8135 (assign_parm_find_data_types): Use promote_function_mode.
8136 (assign_parm_setup_reg): Likewise.
8137 (expand_function_end): Use promote_function_mode.
8138 * calls.c (initialize_argument_information): Use promote_function_mode.
8139 (precompute_arguments): Use promote_mode instead of checking if
8140 only PROMOTE_FUNCTION_MODE is defined.
8141 (expand_call): When making sibcall decisions, use promote_function_mode.
8142 Below, remove an if for targetm.calls.promote_function_return and
8143 and use promote_function_mode.
8144 (emit_library_call_value_1): Use promote_function_mode, fix bug
8145 where promote_mode was passed FOR_CALL == 0 for a return value in an
8147 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8148 * explow.c (promote_function_mode, promote_decl_mode): New.
8149 (promote_mode): Keep only the FOR_CALL == 0 case.
8150 * combine.c (setup_incoming_promotion): Remove test of
8151 promote_function_args. Use promote_function_mode.
8152 * stmt.c (expand_value_return): Use promote_decl_mode.
8153 (expand_decl): Use promote_decl_mode.
8155 * expr.c (store_constructor): Use promote_decl_mode. Remove
8156 now write-only variable unsignedp.
8157 (expand_expr_real_1): Use promote_decl_mode.
8158 * expr.h (promote_function_mode, promote_decl_mode): New.
8159 (promote_mode): Remove last argument.
8160 * function.c (assign_temp): Drop last argument of promote_mode.
8161 (assign_parm_find_data_types): Use promote_function_mode.
8162 (assign_parm_setup_reg): Likewise.
8163 (expand_function_end): Use promote_function_mode.
8164 * calls.c (initialize_argument_information): Use promote_function_mode.
8165 (precompute_arguments): Use promote_mode instead of checking if
8166 only PROMOTE_FUNCTION_MODE is defined.
8167 (expand_call): When making sibcall decisions, use promote_function_mode.
8168 Below, remove an if for targetm.calls.promote_function_return and
8169 and use promote_function_mode.
8170 (emit_library_call_value_1): Use promote_function_mode, fix bug
8171 where promote_mode was passed FOR_CALL == 0 for a return value in an
8173 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8174 * explow.c (promote_function_mode, promote_decl_mode): New.
8175 (promote_mode): Keep only the FOR_CALL == 0 case.
8176 * combine.c (setup_incoming_promotion): Remove test of
8177 promote_function_args. Use promote_function_mode.
8178 * stmt.c (expand_value_return): Use promote_decl_mode.
8179 (expand_decl): Use promote_decl_mode.
8181 * explow.c (promote_function_mode): Just call the target hook.
8182 * targhooks.c (default_promote_function_mode,
8183 default_promote_function_mode_always_promote): New.
8184 * targhooks.h (default_promote_function_mode,
8185 default_promote_function_mode_always_promote): Declare.
8186 * target.h (promote_function_args, promote_function_return): Remove.
8187 (promote_function_mode): New.
8188 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8189 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8190 (TARGET_PROMOTE_FUNCTION_MODE): New.
8191 (TARGET_CALLS): Adjust.
8192 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8193 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8195 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8196 * config/s390/s390.c (s390_promote_function_mode): ... here,
8197 with pointer handling.
8198 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8199 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8201 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8202 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8203 with pointer handling.
8204 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8205 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8207 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8208 * config/sh/sh.c (sh_promote_function_mode): New.
8209 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8210 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8212 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8213 * config/cris/cris.c (cris_promote_function_mode): ... here.
8214 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8215 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8217 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8218 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8219 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8220 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8222 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8223 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8224 complex type handling.
8225 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8226 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8228 * config/pa/pa.c (pa_promote_function_mode): New.
8229 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8230 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8232 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8233 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8234 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8235 * config/xtensa/xtensa.c: Likewise.
8236 * config/stormy16/stormy16.c: Likewise.
8237 * config/iq2000/iq2000.c: Likewise.
8238 * config/rs6000/rs6000.c: Likewise.
8239 * config/picochip/picochip.c: Likewise.
8240 * config/arc/arc.c: Likewise.
8241 * config/mcore/mcore.c: Likewise.
8242 * config/score/score.c: Likewise.
8243 * config/mips/mips.c: Likewise.
8244 * config/bfin/bfin.c: Likewise.
8245 * config/ia64/ia64.c: Likewise (disabled though).
8247 * config/frv/frv.h: Remove pointless remark.
8249 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8250 TARGET_PROMOTE_FUNCTION_ARGS,
8251 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8252 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8254 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8256 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8257 -floop-parallelize-all.
8258 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8259 flag_loop_parallelize_all.
8260 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8261 * graphite.c (graphite_transform_loops): Same.
8263 * graphite-poly.c (apply_poly_transforms): Same.
8265 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8267 PR tree-optimization/40914
8268 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8269 if set, then check the delta field of the PMF record.
8270 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8271 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8272 call is stored in the delta.
8274 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8276 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8278 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8280 * config/i386/bsd.h (ASM_BYTE): New define.
8281 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8282 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8283 .byte. Use fputs or putc instead of fprintf where appropriate.
8284 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8285 fputs or putc instead of fprintf where appropriate.
8286 * config/i386/i386elf.h: Ditto.
8287 * config/i386/sysv4.h: Ditto.
8289 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8290 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8291 (*tls_global_dynamic_64): Ditto.
8293 2009-07-31 Christian Bruel <christian.bruel@st.com>
8295 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8297 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8299 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8300 Remove dead code for MINUS.
8302 2009-07-31 Anthony Green <green@moxielogic.com>
8304 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8306 (moxie_expand_epilogue): Ditto for epilogue.
8307 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8309 (moxie_function_arg): Ditto.
8310 (moxie_pass_by_reference): Ditto.
8311 (moxie_arg_partial_bytes): Ditto.
8312 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8313 (FUNCTION_ARG_ADVANCE) Ditto.
8314 (REG_PARM_STACK_SPACE) Ditto.
8315 (FUNCTION_ARG_REGNO_P) Dito.
8317 * config.gcc: Add moxie linux config support.
8318 * gcc/config/moxie/uclinux.h: New file.
8320 2009-07-31 DJ Delorie <dj@redhat.com>
8322 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8323 (UNSPECV_SP_SWITCH_E): New.
8324 (sp_switch_1): Change to an unspec.
8325 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8327 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8328 reference the new stack's address
8330 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8332 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8333 graphite-clast-to-gimple.o, graphite-dependences.o,
8334 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8335 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8336 (graphite-blocking.o,
8337 graphite-clast-to-gimple.o, graphite-dependences.o,
8338 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8339 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8340 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8341 * cfgloop.h (struct loop): Add can_be_parallel field.
8342 * common.opt (fgraphite-identity): Moved up.
8343 (fgraphite-force-parallel): New flag.
8344 * graphite.c: Rewrite.
8345 * graphite.h: Rewrite.
8346 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8348 * toplev.c (graphite_out_file): New file descriptor.
8349 (graphite_in_file): New.
8350 (process_options): flag_graphite_force_parallel cannot be used without
8352 * tree-ssa-loop.c: Include toplev.h.
8353 (gate_graphite_transforms): Enable flag_graphite for
8354 flag_graphite_force_parallel.
8356 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8358 * ChangeLog.graphite: New.
8359 * graphite-blocking.c: New.
8360 * graphite-clast-to-gimple.c: New.
8361 * graphite-clast-to-gimple.h: New.
8362 * graphite-dependences.c: New.
8363 * graphite-dependences.h: New.
8364 * graphite-interchange.c: New.
8365 * graphite-poly.c: New.
8366 * graphite-poly.h: New.
8367 * graphite-ppl.c: New.
8368 * graphite-ppl.h: New.
8369 * graphite-scop-detection.c: New.
8370 * graphite-scop-detection.h: New.
8371 * graphite-sese-to-poly.c: New.
8372 * graphite-sese-to-poly.h: New.
8376 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8378 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8379 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8381 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8383 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8384 (scev_is_linear_expression): Return false if the evolution is not
8385 affine multivariate.
8387 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8389 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8390 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8392 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8394 * tree-data-ref.c (debug_data_references): New.
8395 (debug_data_reference): New.
8396 * tree-data-ref.h (debug_data_references): Declared.
8397 (debug_data_reference): Declared.
8399 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8401 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8402 * tree-data-ref.h (scop_p): Removed.
8403 (struct data_reference): Remove field scop.
8405 (stmt_simple_memref_p): Removed.
8407 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8409 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8410 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8413 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8415 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8417 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8419 * doc/invoke.texi (-fgraphite-identity): Documented.
8421 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8423 * tree-scalar-evolution.c: Fix comment.
8424 (instantiate_scev_1): Return unknow from scev instantiation if the
8425 result is not above instantiate_below.
8427 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8429 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8430 static anymore. Instantiate the symbols that may have been introduced
8432 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8435 2009-07-30 DJ Delorie <dj@redhat.com>
8437 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8438 .vliw directive to VLIW sections.
8440 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8442 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8444 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8445 (AUTOHEADER): New variable.
8446 ($(srcdir)/cstamp-h.in): Use it.
8448 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8449 Pat Haugen <pthaugen@us.ibm.com>
8450 Revital Eres <ERES@il.ibm.com>
8452 * config/rs6000/vector.md (VEC_F): Add VSX support.
8456 (vector_load_<mode>): Ditto.
8457 (vector_store_<mode>): Ditto.
8458 (vector GPR move split): Ditto.
8459 (vec_reload_and_plus_<mptrsize>): Ditto.
8460 (vec_reload_and_reg_<mptrsize>): Ditto.
8461 (add<mode>3): Ditto.
8462 (sub<mode>3): Ditto.
8463 (mul<mode>3): Ditto.
8464 (neg<mode>2): Ditto.
8465 (abs<mode>2): Ditto.
8466 (smin<mode>3): Ditto.
8467 (smax<mode>3): Ditto.
8468 (vector_eq<mode>): Ditto.
8469 (vector_gt<mode>): Ditto.
8470 (vector_ge<mode>): Ditto.
8471 (vector_gtu<mode>): Ditto.
8472 (vector_select_<mode>_uns): Ditto.
8473 (vector_eq_<mode>_p): Ditto.
8474 (vector_gt_<mode>_p): Ditto.
8475 (vector_ge_<mode>_p): Ditto.
8476 (vector_gtu_<mode>_p): Ditto.
8477 (cr6_test_for_zero): Ditto.
8478 (cr6_test_for_zero_reverse): Ditto.
8479 (cr6_test_for_lt): Ditto.
8480 (cr6_test_for_lt_reverse): Ditto.
8481 (xor<mode>3): Ditto.
8482 (ior<mode>3): Ditto.
8483 (and<mode>3): Ditto.
8484 (one_cmpl<mode>2): Ditto.
8485 (nor<mode>2): Ditto.
8486 (andc<mode>2): Ditto.
8487 (float<VEC_int<mode>2): Ditto.
8488 (unsigned_float<VEC_int><mode>2): Ditto.
8489 (fix_trunc<mode><VEC_int>2): Ditto.
8490 (fixuns_trunc<mode><VEC_int>2): Ditto.
8492 (vec_set<mode>): Ditto.
8493 (vec_extract<mode>): Ditto.
8494 (vec_interleave_highv4sf): Ditto.
8495 (vec_interleave_lowv4sf): Ditto.
8496 (vec_realign_load_<mode>): Ditto.
8497 (vec_shl_<mode>): Ditto.
8498 (vec_shr_<mode>): Ditto.
8499 (div<mode>3): New patterns for VSX.
8500 (vec_interleave_highv2df): Ditto.
8501 (vec_interleave_lowv2df): Ditto.
8502 (vec_pack_trunc_v2df): Ditto.
8503 (vec_pack_sfix_trunc_v2df): Ditto.
8504 (vec_pack_ufix_trunc_v2df): Ditto.
8505 (vec_unpacks_hi_v4sf): Ditto.
8506 (vec_unpacks_lo_v4sf): Ditto.
8507 (vec_unpacks_float_hi_v4si): Ditto.
8508 (vec_unpacks_float_lo_v4si): Ditto.
8509 (vec_unpacku_float_hi_v4si): Ditto.
8510 (vec_unpacku_float_lo_v4si): Ditto.
8511 (movmisalign<mode>): Ditto.
8512 (vector_ceil<mode>2): New patterns for vectorizing math library.
8513 (vector_floor<mode>2): Ditto.
8514 (vector_btrunc<mode>2): Ditto.
8515 (vector_copysign<mode>3): Ditto.
8517 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8518 predicate for setting the high bit in each word, used for copysign.
8520 * config/rs6000/ppc-asm.h (f19): Whitespace.
8521 (f32-f63): Define if VSX.
8522 (v0-v31): Define if Altivec.
8523 (vs0-vs63): Define if VSX.
8525 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8527 * config/rs6000/power7.md: New file, provide tuning parameters for
8530 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8531 (rs6000_cpu_cpp_builtins): Ditto.
8532 (altivec_overloaded_builtins): Ditto.
8533 (altivec_resolve_overloaded_builtin): Ditto.
8535 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8536 debug switch to disable vectorizing simple math builtin
8539 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8540 Vectorize simple math builtin functions.
8541 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8542 hook to vectorize math builtins.
8543 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8544 (rs6000_builtin_conversion): Add VSX/power7 support.
8545 (rs6000_builtin_vec_perm): Ditto.
8546 (vsplits_constant): Add support for loading up a vector constant
8547 with just the high bit set in each part.
8548 (rs6000_expand_vector_init): Add VSX/power7 support.
8549 (rs6000_expand_vector_set): Ditto.
8550 (rs6000_expand_vector_extract): Ditto.
8551 (rs6000_emit_move): Ditto.
8552 (bdesc_3arg): Ditto.
8553 (bdesc_2arg): Ditto.
8554 (bdesc_1arg): Ditto.
8555 (rs6000_expand_ternop_builtin): Ditto.
8556 (altivec_expand_builtin): Ditto.
8557 (rs6000_expand_unop_builtin): Ditto.
8558 (rs6000_init_builtins): Ditto.
8559 (altivec_init_builtins): Ditto.
8560 (builtin_function_type): Ditto.
8561 (rs6000_common_init_builtins): Ditto.
8562 (rs6000_handle_altivec_attribute); Ditto.
8563 (rs6000_mangle_type): Ditto.
8564 (rs6000_vector_mode_supported_p): Ditto.
8565 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8568 * config/rs6000/vsx.md: New file for VSX support.
8570 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8571 identifing values with just the most significant bit set.
8572 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8573 vectorized builtins.
8575 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8576 (UNSPEC_VRFIM): Delete.
8577 (splitter for loading up vector with most significant bit): New
8578 splitter for vectorizing copysign.
8579 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8580 vectorizing simple math functions.
8581 (altivec_vrfip): Add support for vectorizing simple math functions.
8582 (altivec_vrfim): Ditto.
8583 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8585 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8586 (power7.md, vsx.md): Include for power7 support.
8587 (copysigndf3): Use VSX instructions if -mvsx.
8588 (negdf2_fpr): Ditto.
8589 (absdf2_fpr): Ditto.
8590 (nabsdf2_fpr): Ditto.
8591 (adddf3_fpr): Ditto.
8592 (subdf3_fpr): Ditto.
8593 (muldf3_fpr): Ditto.
8594 (divdf3_fpr): Ditto.
8595 (fix_truncdfdi2_fpr): Ditto.
8596 (cmpdf_internal1): Ditto.
8597 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8598 (btruncdf2, btruncdf2_fpr): Ditto.
8599 (ceildf2, ceildf2_fpr): Ditto.
8600 (floordf2, floordf2_fpr): Ditto.
8601 (floatdidf2, floatdidf2_fpr): Ditto.
8602 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8603 (fmsubdf4_fpr): Ditto.
8604 (fnmadddf4_fpr_1): Ditto.
8605 (fnmadddf4_fpr_2): Ditto.
8606 (fnmsubdf4_fpr_1): Ditto.
8607 (fnmsubdf4_fpr_2): Ditto.
8608 (fixuns_truncdfdi2): Add expander for VSX support.
8609 (fix_truncdfdi2): Ditto.
8610 (fix_truncdfsi2): Ditto.
8612 (btruncsf2): Whitespace.
8613 (movdf_hardfloat32): Add support for VSX registers.
8614 (movdf_softfloat32): Ditto.
8615 (movdf_hardfloat64): Ditto.
8616 (movdf_hardfloat64_mfpgpr): Ditto.
8617 (movdf_softfloat64): Ditto.
8618 (movti splitters): Add check for vector registers supporting
8619 TImode in the future.
8620 (bpermd): Add power7 bpermd instruction.
8622 * config/rs6000/altivec.h (vec_div): Define if VSX.
8626 (vec_nearbyint): Ditto.
8629 (all predicates): Use the generic builtin function, and not the V4SF
8630 specific function so that the predicates will work with VSX's V2DF.
8634 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8635 Document new VSX functions and types.
8637 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8640 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8641 "wa", and "j" constraints. Modify "v" to talk about Altivec
8642 instead of just vector.
8644 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8647 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8648 location for phi arguments.
8649 (rewrite_update_phi_arguments): Find locations for reaching defs.
8650 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8651 Add location to add_phi_arg calls.
8652 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8653 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8654 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8655 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8656 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8657 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8658 * tree-phinodes.c (make_phi_node): Initialize location.
8659 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8660 (add_phi_arg): Add location parameter.
8661 (remove_phi_arg_num): Move location when moving phi argument.
8662 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8664 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8665 slpeel_update_phi_nodes_for_guard1,
8666 slpeel_update_phi_nodes_for_guard2,
8667 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8668 vect_loop_versioning): Set locations.
8669 * tree-parloops.c (create_phi_for_local_result,
8670 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8671 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8672 * tree-vect-loop.c (get_initial_def_for_induction,
8673 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8675 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8676 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8677 (gimple_phi_arg_set_location): New. Set locus.
8678 (gimple_phi_arg_has_location): New. Check for locus.
8679 (redirect_edge_var_map_location): New. Return locus from var_map.
8680 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8681 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8682 combining PHI arguments.
8683 (cond_store_replacement): Set location.
8684 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8685 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8686 scop_add_exit_phis_edge): Add locations.
8687 * tree-cfgcleanup.c (remove_forwarder_block,
8688 remove_forwarder_block_with_phi): Add locations.
8689 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8690 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8692 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8693 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8694 flush_pending_stmts): Add source location.
8695 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8696 stack to preserve locations.
8697 * tree-vect-stmts.c (vectorizable_load): Add location.
8698 * tree-inline.c (copy_phis_for_bb): Copy locus.
8699 (setup_one_parameter): Add call locus to inlined parameter stmts.
8700 (initialize_inlined_parameters): Pass in call location as parameter
8702 (tree_function_versioning): Pass location to setup_one_parameter.
8703 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8704 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8705 copy and edge lists.
8706 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8707 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8708 locus parameter and override the stmt default if provided.
8709 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8710 elim_graph_add_edge, elim_graph_remove_succ_edge,
8711 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8712 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8713 eliminate_phi): Add locus info in elimination graph for each edge and
8715 (insert_backedge_copies): Copy locus if present.
8716 * tree-flow.h (struct _edge_var_map): Add locus field.
8717 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8718 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8719 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8721 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8723 2009-07-30 Martin Jambor <mjambor@suse.cz>
8725 PR tree-optimization/40570
8726 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8729 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8731 * ssa-loop-manip.c: Include langhooks.h.
8732 (rewrite_phi_with_iv): New.
8733 (rewrite_all_phi_nodes_with_iv): New.
8734 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8735 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8736 * tree-parloops.c (loop_parallel_p): Move out all conditions
8737 except dependency check.
8738 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8739 (gen_parallel_loop): Call canonicalize_loop_ivs without
8740 reduction_list argument.
8741 (build_new_reduction): New.
8742 (gather_scalar_reductions): New.
8743 (try_get_loop_niter): New.
8744 (try_create_reduction_list): New.
8745 (parallleize_loops): Change the parallel conditions check.
8746 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8747 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8749 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8751 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8753 * doc/options.texi (Option properties): Mention new quoting syntax.
8755 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8757 * config/alpha/alpha.c (alpha_start_function):
8758 Handle VMS_DEBUG_MAIN_POINTER
8759 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8760 * doc/invoke.texi: Document -mdebug-main switch.
8762 2009-07-29 Richard Henderson <rth@redhat.com>
8764 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8765 (cgraph_create_edge_including_clones): Likewise.
8766 * tree-inline.c (copy_bb): Operate on the correct edges
8767 when updating the callgraph.
8769 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8771 * config/alpha/vms-cc.c: Deleted.
8772 * config/alpha/vms-ld.c: Deleted.
8773 * config/alpha/t-vms64: Moved to config/vms
8774 * config/alpha/vms-crt0-64.c: Moved to config/vms
8775 * config/alpha/vms-crt0.c: Moved to config/vms
8776 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8777 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8778 * config/alpha/xm-vms.h: Moved to config/vms
8779 * config/alpha/x-vms: Moved to config/vms
8780 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8782 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8783 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8785 * config/vms/t-vms64: Moved here from config/alpha
8786 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8787 (argc,argv,envp): Enforce 32bit malloc'ing.
8788 * config/vms/vms-psxcrt0-64.c: Likewise.
8789 * config/vms/vms-crt0.c: Moved here from config/alpha.
8790 * config/vms/vms-psxcrt0.c: Likewise.
8791 * config/vms/vms-crtl-64.h: New file.
8792 * config/vms/vms-crtl.h: New file.
8793 * config/vms/vms.opt: New file.
8794 * config/vms/xm-vms64.h: New file.
8795 * config/vms/xm-vms.h: Moved here from config/alpha.
8796 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8798 * config/vms/x-vms: Moved here from config/alpha.
8799 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8800 (vms-ld.o, vms-cc.o): Removed.
8801 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8803 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8805 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8806 correct stack (obvious VMS fix).
8808 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8810 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8811 date, version info if VMS_DEBUGGING_INFO defined.
8812 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8813 size, date calculating code moved here.
8815 2009-07-29 Paul Brook <paul@codesourcery.com>
8817 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8820 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8823 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8824 to DImode when generating insq_le insn.
8826 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8828 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8829 New macro set for VMS_DEBUGGGING_INFO.
8830 (AT_string_form): Use it.
8832 2009-07-28 DJ Delorie <dj@redhat.com>
8834 * config/mep/mep.c (vtext_section): New.
8835 (vftext_section): New.
8836 (ftext_section): New.
8837 (mep_select_section): Add support for functions.
8838 (mep_unique_section): Likewise.
8839 (mep_asm_init_sections): Likewise.
8840 (mep_encode_section_info): Remove it from here.
8842 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8844 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8846 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8847 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8849 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8851 * dwarf2out.c (output_file_names): Test new macro
8852 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8853 (add_comp_dir_attribute): Likewise.
8855 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8857 * config/i386/mingw-w64.h (LINK_SPEC): Add
8858 separating space between commands.
8860 2009-07-28 Jan Hubicka <jh@suse.cz>
8862 PR tree-optimization/40759
8863 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
8866 2009-07-27 DJ Delorie <dj@redhat.com>
8868 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
8869 types are dword-aligned.
8870 (mep_expand_va_start): Likewise.
8872 2009-07-27 Olivier Hainque <hainque@adacore.com>
8873 Douglas B Rupp <rupp@gnat.com>
8875 * convert.c (convert_to_pointer): Don't assume the target
8876 pointer type is POINTER_SIZE long. Fetch its precision instead.
8878 2009-07-27 Douglas B Rupp <rupp@gnat.com>
8880 * system.h (fopen): Undefine if macro.
8882 2009-07-27 Jakub Jelinek <jakub@redhat.com>
8884 * dwarf2out.c (output_cfi_p): Removed.
8885 (output_cfis): New function.
8886 (output_fde): New function, split from output_call_frame_info.
8887 (output_call_frame_info): Use it.
8888 (dwarf2out_switch_text_section): Use output_cfis.
8890 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8892 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
8893 TARGET_BI_ARCH is specified without enabling SJLJ.
8894 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
8895 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
8897 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
8899 * arm.md (negdi2): Use DImode if forcing a value into a register.
8901 2009-07-26 Ira Rosen <irar@il.ibm.com>
8903 PR tree-optimization/40801
8904 * tree-vect-stmts.c (vectorizable_call): Get previous copy
8905 of vector operand from the previous copy of vector statement.
8906 Pass the correct definition type value to
8907 vect_get_vec_def_for_stmt_copy().
8909 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8911 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
8912 const char ** conversion.
8914 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8916 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
8917 fancy_abort() if !ENABLE_ASSERT_CHECKING.
8918 (gcc_unreachable): Invoke __builtin_unreachable() if
8919 !ENABLE_ASSERT_CHECKING.
8921 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8923 PR rtl-optimization/40445
8924 * emit-rtl.c (next_nonnote_insn_bb): New function.
8925 * rtl.h (next_nonnote_insn_bb): Declare new function.
8926 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
8927 with no successors that is the successor of the ENTRY_BLOCK.
8928 Continue from the top after removing an empty fallthrough block.
8929 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
8930 of next_nonnote_insn.
8932 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8934 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
8936 2009-07-25 Martin Jambor <mjambor@suse.cz>
8938 * c-common.c (c_common_attribute_table): New element for noclone.
8939 (handle_noclone_attribute): New function. Forward-declare.
8940 * tree-inline.c (tree_versionable_function_p): Check for noclone
8942 * doc/extend.texi (Labels as Values): Document need for noclone.
8943 (Function Attributes): Document noclone attribute.
8945 2009-07-25 Jakub Jelinek <jakub@redhat.com>
8947 PR rtl-optimization/34999
8948 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
8949 and dw_fde_switched_cold_to_hot fields.
8950 (output_cfi_p): New function.
8951 (output_call_frame_info): If fde->dw_fde_switched_sections,
8952 output 2 FDEs instead of one with corrupted header.
8953 (dwarf2out_do_cfi_startproc): New function.
8954 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
8955 and fde->dw_fde_switched_cold_to_hot.
8956 (dwarf2out_switch_text_section): Compute
8957 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
8958 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
8959 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
8960 Otherwise, compute fde->dw_fde_switch_cfi.
8962 2009-07-24 Cary Coutant <ccoutant@google.com>
8964 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
8966 2009-07-24 Cary Coutant <ccoutant@google.com>
8968 * cfghooks.c (split_block): Copy discriminator to new block.
8969 * tree-cfg.c (assign_discriminator): Check location of last
8970 instruction in block as well as first.
8972 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
8974 * config/i386/linux.c: Use fputs or putc instead of fprintf
8976 * config/i386/gas.h: Ditto.
8977 * config/i386/x86-64.h: Ditto.
8978 * config/i386/att.h: Ditto.
8980 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8982 * expmed.c (emit_store_flag): Use a recursive call to optimize the
8985 2009-07-24 Martin Jambor <mjambor@suse.cz>
8987 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
8988 (ipa_push_func_to_list_1): Declare.
8989 (ipa_push_func_to_list): New function.
8991 * ipa-prop.c (ipa_push_func_to_list_1): New function.
8992 (ipa_init_func_list): Call ipa_push_func_to_list_1.
8993 (ipa_push_func_to_list): Removed.
8994 (ipa_pop_func_from_list): Clear node_enqueued flag.
8996 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8998 * config/s390/s390.c (override_options): Default
8999 max-unrolled-insns to 100 for z10 tuning.
9001 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9003 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9004 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9005 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9006 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9007 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9008 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9009 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9011 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9013 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9014 use default set in mingw32.h header.
9015 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9016 64-bit /mingw/include path.
9017 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9020 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9022 PR rtl-optimization/40209
9023 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9025 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9027 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9028 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9029 with the rest of string where appropriate. Use fputs or putc
9030 instead of fprintf where appropriate.
9032 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9033 Pat Haugen <pthaugen@us.ibm.com>
9034 Revital Eres <ERES@il.ibm.com>
9036 * config/rs6000/vector.md: New file. Move most of the vector
9037 expander support here from altivec.md to allow for the VSX vector
9038 unit in the future. Add support for secondary_reload patterns.
9039 Rewrite the patterns for vector comparison, and vector comparison
9040 predicate instructions so that the RTL expresses the desired
9041 behavior, instead of using unspec.
9043 * config/rs6000/constraints.md ("f" constraint): Use
9044 rs6000_constraints to hold the precalculated register class.
9045 ("d" constraint): Ditto.
9046 ("wd" constraint): New constraint for VSX.
9047 ("wf" constraint): Ditto.
9048 ("ws" constraint): Ditto.
9049 ("wa" constraint): Ditto.
9050 ("wZ" constraint): Ditto.
9051 ("j" constraint): Ditto.
9053 * config/rs6000/predicates.md (vsx_register_operand): New
9055 (vfloat_operand): New predicate for vector.md.
9056 (vint_operand): Ditto.
9057 (vlogical_operand): Ditto.
9058 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9059 (easy_vector_constant): Add VSX support.
9060 (altivec_indexed_or_indirect_operand): New predicate for
9061 recognizing Altivec style memory references with AND -16.
9063 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9064 for vector secondary reload support.
9065 (rs6000_vector_reg_class): Delete, replacing it with
9067 (rs6000_vsx_reg_class): Ditto.
9068 (rs6000_constraints): New array to hold the register classes of
9069 each of the register constraints that can vary at runtime.
9070 (builtin_mode_to_type): New static array for builtin function type
9072 (builtin_hash_table): New static hash table for builtin function
9074 (TARGET_SECONDARY_RELOAD): Define target hook.
9075 (TARGET_IRA_COVER_CLASSES): Ditto.
9076 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9077 registers are 128 bits if VSX memory reference instructions are used.
9078 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9080 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9081 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9082 Print several of the scheduling related parameters.
9083 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9084 rs6000_constraints instead of rs6000_vector_reg_class. Move
9085 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9086 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9087 Altivec. Add VSX support. Setup for secondary reload support on
9088 Altivec/VSX registers.
9089 (rs6000_override_options): Make power7 set the scheduling groups
9090 like the power5. Add support for new debug switches to override
9091 the scheduling defaults. Temporarily disable -mcpu=power7 from
9092 setting -mvsx. Add support for debug switches -malways-hint,
9093 -msched-groups, and -malign-branch-targets.
9094 (rs6000_buitlin_conversion): Add support for returning unsigned
9095 vector conversion functions to fix regressions due to stricter
9097 (rs6000_builtin_mul_widen_even): Ditto.
9098 (rs6000_builtin_mul_widen_odd): Ditto.
9099 (rs6000_builtin_vec_perm): Ditto.
9100 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9101 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9103 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9105 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9106 VSX types for bit operations. Changes to accomidate vector.md.
9107 (bdesc_2arg): Ditto.
9108 (bdesc_1arg): Ditto.
9109 (struct builtin_description_predicates): Rewrite predicate
9110 handling so that RTL describes the operation, instead of passing
9111 the instruction to be used as a string argument.
9112 (bdesc_altivec_preds): Ditto.
9113 (altivec_expand_predicate_builtin): Ditto.
9114 (altivec_expand_builtin): Ditto.
9115 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9116 statement for vsldoi support.
9117 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9118 (altivec_expand_st_builtin): Ditto.
9119 (paired_expand_builtin): Whitespace changes.
9120 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9121 builtin_mode_to_type table for secondary reload. Call
9122 builtin_function_type to build random builtin functions.
9123 (altivec_init_builtins): Change to use builtin_function_type to
9124 create builtin function types dynamically as we need them.
9125 (builtin_hash_function): New support for hashing the tree types
9126 for builtin function as we need it, rather than trying to build
9127 all of the trees that we need. Add initial preliminary VSX support.
9128 (builtin_function_type): Ditto.
9129 (builtin_function_eq): Ditto.
9130 (builtin_hash_struct): Ditto.
9131 (rs6000_init_builtins): Ditto.
9132 (rs6000_common_init_builtins): Ditto.
9133 (altivec_init_builtins): Ditto.
9134 (rs6000_common_init_builtins): Ditto.
9135 (enum reload_reg_type): New enum for simplifing reg classes.
9136 (rs6000_reload_register_type): Simplify register classes into GPR,
9137 Vector, and other registers. Altivec and VSX addresses in reload.
9138 (rs6000_secondary_reload_inner): Ditto.
9139 (rs6000_ira_cover_classes): New target hook, that returns the
9140 appropriate cover classes, based on -mvsx being used or not.
9141 (rs6000_secondary_reload_class): Add VSX support.
9142 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9143 (get_vsel_insn): Ditto.
9144 (rs6000_emit_vector_compare): Rewrite vector conditional support
9145 so that where we can, we use RTL operators, instead of blindly use
9147 (rs6000_emit_vector_select): Ditto.
9148 (rs6000_emit_vector_cond_expr): Ditto.
9149 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9150 (create_TOC_reference): Add -mdebug=addr support.
9151 (emit_frame_save): VSX loads/stores need register indexed addressing.
9153 * config/rs6000/rs6000.md: Include vector.md.
9155 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9157 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9158 support for V2DI, V2DF in logical, permute, select operations.
9160 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9161 switch for vsx/power7.
9162 (-mvsx-scalar-memory): Ditto.
9163 (-mvsx-align-128): Ditto.
9164 (-mallow-movmisalign): Ditto.
9165 (-mallow-df-permute): Ditto.
9166 (-msched-groups): Ditto.
9167 (-malways-hint): Ditto.
9168 (-malign-branch-targets): Ditto.
9170 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9172 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9173 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9174 (rs6000_vector_reg_class): Delete.
9175 (rs6000_vsx_reg_class): Ditto.
9176 (enum rs6000_reg_class_enum): New enum for the constraints that
9177 vary based on target switches.
9178 (rs6000_constraints): New array to hold the register class for all
9179 of the register constraints that vary based on the switches used.
9180 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9181 (enum rs6000_builtins): Add unsigned varients for the builtin
9182 declarations returned by target hooks for expanding multiplies,
9183 select, and permute operations. Add VSX builtins.
9184 (enum rs6000_builtin_type_index): Add entries for VSX.
9185 (V2DI_type_node): Ditto.
9186 (V2DF_type_node): Ditto.
9187 (unsigned_V2DI_type_node): Ditto.
9188 (bool_long_type_node): Ditto.
9189 (intDI_type_internal_node): Ditto.
9190 (uintDI_type_internal_node): Ditto.
9191 (double_type_internal_node): Ditto.
9193 * config/rs6000/altivec.md (whole file): Move all expanders to
9194 vector.md from altivec.md. Rename insn matching functions to be
9196 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9197 (altivec_vcmp*): Ditto.
9198 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9199 (VM): New iterator for moves that includes the VSX types.
9200 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9201 (altivec_vperm_<mode>_uns): New, for unsigned types.
9202 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9203 (altivec_eq<mode>): Ditto.
9204 (altivec_gt<mode>): Ditto.
9205 (altivec_gtu<mode>): Ditto.
9206 (altivec_eqv4sf): Ditto.
9207 (altivec_gev4sf): Ditto.
9208 (altivec_gtv4sf): Ditto.
9209 (altivec_vcmpbfp_p): Ditto.
9211 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9213 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9216 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9219 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9220 ASM_SHORT instead of .word.
9221 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9222 instead of .word in asm template.
9224 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9227 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9228 (process_bb_node_lives): Use it.
9230 * ira.c (setup_cover_and_important_classes): Don't setup
9231 ira_important_class_nums. Add cover classes to the end of
9233 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9235 (find_reg_class_closure): Use reorder_important_classes.
9237 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9239 * config/i386/i386.c (i386_ira_cover_classes): New function.
9240 (TARGET_IRA_COVER_CLASSES): Redefine.
9242 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9243 importance of order of cover classes in the array.
9245 2009-07-22 Diego Novillo <dnovillo@google.com>
9247 * tree-pass.h (TDF_EH): Define.
9248 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9249 contains TDF_EH, print the EH region number holding GS.
9250 * tree-dump.c (dump_options): Add "eh".
9251 * doc/invoke.texi: Document it.
9253 2009-07-22 Doug Kwan <dougkwan@google.com>
9255 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9257 2009-07-22 Michael Matz <matz@suse.de>
9259 PR tree-optimization/35229
9260 PR tree-optimization/39300
9262 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9263 (inhibit_phi_insertion): New function.
9264 (insert_into_preds_of_block): Call it for REFERENCEs.
9265 (init_pre): Initialize and finalize scalar evolutions.
9266 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9268 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9270 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9271 Use CONST_VECTOR_NUNITS to determine number of elements.
9273 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9275 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9276 (U, W): Constraints are now deprecated and will be removed if we
9278 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9280 ("prefetch"): Add the stcmh instruction for prefetching.
9281 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9283 (s390_short_displacement): Return always true if compiling for
9284 machines not providing the long displacement facility.
9285 (s390_mem_constraint): Support the new constraint letter Z.
9286 (s390_check_qrst_address): New function.
9288 2009-07-21 DJ Delorie <dj@redhat.com>
9290 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9293 2009-07-21 Jason Merrill <jason@redhat.com>
9295 * c-common.c (max_tinst_depth): Increase default to 1024.
9297 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9299 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9300 (vec_unpacku_float_lo_v4si): Ditto.
9302 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9305 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9306 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9307 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9308 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9310 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9312 PR tree-optimization/40813
9313 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9316 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9318 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9319 with a NOP_EXPR if needed.
9321 2009-07-21 Paul Brook <paul@codesourcery.com>
9323 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9324 Terminate debug dump with newline.
9326 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9328 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9329 Cast "1" to unsigned HOST_WIDE_INT.
9330 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9331 deposit length to the maximum length - lsb. Extend length if
9332 HOST_BITS_PER_WIDE_INT is 32.
9334 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9336 * cgraph.h (constant_pool_htab): New function.
9337 (constant_descriptor_tree): Move from varasm.c.
9338 * varasm.c (constant_pool_htab): New function.
9339 (constant_descriptor_tree): Move to cgraph.h.
9341 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9343 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9345 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9347 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9350 2009-07-20 Xinliang David Li <davidxl@google.com>
9352 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9354 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9356 * config/mips/mips.md (move_type): Add arith.
9357 (type): Handle arith.
9358 (zero_extendsidi2): Rename this into ...
9359 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9360 (zero_extendsidi2): New expander.
9361 (*zero_extendsidi2_dext): New pattern.
9363 2009-07-20 Nick Clifton <nickc@redhat.com>
9365 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9366 to set MIPS_ABI_DEFAULT.
9367 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9369 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9371 * tree-object-size.c (addr_object_size): Handle unions with
9372 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9374 PR tree-optimization/40792
9375 * tree.c (build_function_type_skip_args): Remove bogus assert.
9377 2009-07-20 Jan Hubicka <jh@suse.cz>
9378 Martin Jambor <mjambor@suse.cz>
9380 * cgraph.h (combined_args_to_skip): New field.
9381 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9382 combined_args_to_skip and args_to_skip.
9383 * tree-inline.c (update_clone_info): New function.
9384 (tree_function_versioning): Call update_clone_info.
9385 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9387 (cgraph_materialize_all_clones): More extensive dumping, working
9388 with combined_args_to_skip rather than args_to_skip.
9390 2009-07-20 Ira Rosen <irar@il.ibm.com>
9392 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9393 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9394 (get_initial_def_for_reduction): Likewise.
9395 (vectorizable_reduction): Skip the check of first operand in case
9396 of COND_EXPR. Add check that it is outer loop vectorization if
9397 nested cycle was detected. Call vectorizable_condition() for
9398 COND_EXPR. If reduction epilogue cannot be created do not fail for
9399 nested cycles (if it is not double reduction). Assert that there
9400 is only one type in the loop in case of COND_EXPR. Call
9401 vectorizable_condition() to vectorize COND_EXPR.
9402 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9403 Add parameters. Allow nested cycles if called from
9404 vectorizable_reduction(). Use reduction vector variable if provided.
9405 (vect_analyze_stmt): Call vectorizable_reduction() before
9406 vectorizable_condition().
9407 (vect_transform_stmt): Update call to vectorizable_condition().
9409 2009-07-20 Christian Bruel <christian.bruel@st.com>
9411 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9412 * doc/invoke.texi (-mfmovd): Likewise.
9413 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9415 2009-07-20 Jan Hubicka <jh@suse.cz>
9417 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9418 when handling SSA name.
9420 2009-07-19 Jan Hubicka <jh@suse.cz>
9422 PR tree-optimization/40676
9423 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9424 virtual PHIs in empty BBs.
9426 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9428 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9429 re-expanded the compound use gen_lowpart instead to convert to the
9432 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9434 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9435 OUTER_CONST arguments.
9436 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9437 the new wider mode will be masked off.
9438 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9440 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9442 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9443 high-order bits are zero.
9445 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9447 * combine.c (simplify_shift_const_1): Split code to determine
9449 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9450 new bits shifted in are identical to the old sign bit.
9452 2009-07-18 Richard Guenther <rguenther@suse.de>
9455 * gimplify.c (gimplify_call_expr): Reject code using results from
9456 functions returning void.
9458 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9460 * doc/md.texi: Document the new PowerPC "es" constraint.
9461 Document that "m" can include automodified addresses on this target,
9462 and explain how %U must be used. Extend the "Q" and "Z" documentation
9463 to suggest "es" as well as "m".
9464 * config/rs6000/constraints.md (es): New memory constraint.
9465 (Q, Z): Update strings to match new documentation.
9467 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9469 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9470 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9471 * config/rs6000/predicates.md (volatile_mem_operand): Use
9472 offsettable_nonstrict_memref_p.
9473 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9474 (*floatunssidf2_internal): Likewise.
9475 (*fix_truncdfsi2_internal): Likewise.
9476 (*fix_trunctfsi2_internal): Likewise.
9478 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9480 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9482 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9484 2009-07-17 Richard Guenther <rguenther@suse.de>
9487 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9488 (pass_warn_unused_result): Likewise.
9489 (TODO_set_props): Remove.
9490 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9492 (pass_diagnose_omp_blocks): Define.
9493 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9494 (c_gimple_diagnostics_recursively): Remove.
9495 (finish_function): Do not call it.
9496 (c_write_global_declarations): Continue after errors.
9497 Finalize the CU here.
9498 * c-gimplify.c (c_genericize): Do not gimplify here.
9499 * c-common.c (c_warn_unused_result): Move ...
9500 * tree-cfg.c (do_warn_unused_result): ... here.
9501 (run_warn_unused_result): New function.
9502 (gate_warn_unused_result): New function.
9503 (pass_warn_unused_result): New pass.
9504 * c-common.h (c_warn_unused_result): Remove.
9505 * flags.h (flag_warn_unused_result): Declare.
9506 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9507 * opts.c (flag_warn_unused_result): Initialize to false.
9508 * toplev.c (compile_file): Add comment.
9509 * omp-low.c (create_omp_child_function): Do not register
9510 the function with the frontend.
9511 (diagnose_omp_structured_block_errors): Prepare to be
9512 called as optimization pass.
9513 (gate_diagnose_omp_blocks): New function.
9514 (pass_diagnose_omp_blocks): New pass.
9515 * cgraph.h (cgraph_optimize): Remove.
9516 (cgraph_analyze_function): Likewise.
9517 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9518 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9519 before their parents here.
9520 (cgraph_finalize_function): Not here.
9521 (cgraph_analyze_function): Gimplify functions here.
9522 (cgraph_finalize_compilation_unit): Continue after errors.
9523 Optimize the callgraph from here.
9524 (cgraph_optimize): Make static.
9525 * langhooks.c (write_global_declarations): Finalize the CU.
9526 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9527 (gimplify_function_tree): Assert we gimplify only once.
9528 Set PROP_gimple_any property.
9529 * tree-nested.c (gimplify_all_functions): New function.
9530 (lower_nested_functions): Gimplify all nested functions.
9531 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9532 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9533 and pass_diagnose_omp_blocks after gimplification. Do not
9534 set TODO_set_props on all_lowering_passes.
9535 (execute_one_pass): Do not handle TODO_set_props.
9536 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9537 (gimplify.o): Add tree-pass.h dependency.
9538 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9539 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9540 (unsave_r): Likewise.
9541 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9544 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9546 * doc/service.texi (Service): Restore previously removed link,
9547 which isn't broken after all.
9549 2009-07-17 Richard Guenther <rguenther@suse.de>
9551 PR tree-optimization/40321
9552 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9553 PHI nodes to the maximal set.
9554 (make_values_for_phi): Add PHI arguments to the maximal set.
9555 (execute_pre): Dump PHI_GEN and the maximal set.
9557 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9560 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9563 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9565 * doc/extend.texi (Nested Functions): Replace broken link with
9567 * doc/service.texi (Service): Remove broken link.
9569 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9572 * builtins.c (expand_builtin_memcmp): Use loc instead of
9573 EXPR_LOCATION (exp).
9574 (expand_builtin_strncmp): Likewise.
9576 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9577 Manuel López-Ibáñez <manu@gcc.gnu.org>
9580 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9581 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9582 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9583 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9584 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9585 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9586 tree-inline.c, c-common.c, c-common.h, gimple.c,
9587 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9588 convert.c: Add location argument to fold_{unary,binary,ternary},
9589 fold_build[123], build_call_expr, build_size_arg,
9590 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9591 fold_build1_initializer, fold_build2_initializer,
9592 fold_build3_initializer, fold_build_call_array,
9593 fold_build_call_array_initializer, fold_single_bit_test,
9594 omit_one_operand, omit_two_operands, invert_truthvalue,
9595 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9596 combine_comparisons, fold_builtin_*, fold_call_expr,
9597 build_range_check, maybe_fold_offset_to_address, round_up,
9600 2009-07-16 Jason Merrill <jason@redhat.com>
9603 * c-common.c (c_common_reswords): Add __is_standard_layout
9605 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9606 * doc/implement-cxx.texi: New.
9607 * doc/gcc.texi: Include it.
9609 2009-07-16 DJ Delorie <dj@redhat.com>
9611 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9612 compares that may be indirectly affected by previous instructions.
9614 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9616 * builtins.c (do_mpc_arg2): New.
9617 (fold_builtin_2): Fold builtin cpow.
9618 * real.h (HAVE_mpc_pow): New.
9620 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9622 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9623 comparison to skip unprofitable schedule
9625 2009-07-16 Simon Baldwin <simonb@google.com>
9627 * gcc.c (option_map): New flag -no-canonical-prefixes.
9628 * (display_help): Print help text for new flag.
9629 * (process_command): Move options translation and language specifics
9630 and handle new flag early. Use it to set a function pointer to a
9631 prefix builder. Replace make_relative_prefix calls with calls to
9632 the function pointed to. Ignore new flag in regular options handling.
9633 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9635 2009-07-15 DJ Delorie <dj@redhat.com>
9637 * config/mep/mep.md (sibcall_internal): Change register to avoid
9639 (sibcall_value_internal): Likewise.
9641 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9643 PR rtl-optimization/40710
9644 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9646 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9648 * config/mips/mips.md (*extenddi_truncate<mode>,
9649 *extendsi_truncate<mode>): Change type attribute to move_type
9650 with shift_shift. Split out code handling exts from here ...
9651 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9653 (*extendhi_truncateqi): Change type attribute to move_type with
9654 shift_shift. Split out code handling exts from here ...
9655 (*extendhi_truncateqi_exts): ... to this new pattern.
9657 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9659 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9660 instead of "and" with inverted sign bit mask value. Use
9661 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9662 Allocate registers only for operand 4 and operand 5.
9664 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9667 * fold-const.c (fold_cond_expr_with_comparison): When folding
9668 < and <= to MIN, make sure the MIN uses the same type as the
9669 comparison's operands.
9671 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9673 * arm.md (ior_xor): New code iterator.
9674 (split for ior/xor with shift and zero-extend): New split pattern.
9675 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9677 2009-07-15 Richard Guenther <rguenther@suse.de>
9679 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9682 2009-07-15 Richard Guenther <rguenther@suse.de>
9685 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9687 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9689 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9690 handle 2.6.30 kernel.
9692 2009-07-15 DJ Delorie <dj@redhat.com>
9694 * config/mep/mep.md (sibcall_internal): Change register to allow
9695 for 24-bit addresses.
9696 (sibcall_value_internal): Likewise.
9698 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9700 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9701 that are enabled/disabled by the flags introduced by a previous patch.
9703 2009-07-14 DJ Delorie <dj@redhat.com>
9705 * config/mep/mep.md (sibcall_internal): Include non-toggling
9707 (sibcall_value_internal): Likewise.
9709 2009-07-14 Taras Glek <tglek@mozilla.com>
9710 Rafael Espindola <espindola@google.com>
9712 * doc/sourcebuild.texi: Document install-plugin target.
9713 * configure.ac: Added install-plugin target to language makefiles.
9714 * configure: Regenerate.
9715 * Makefile.in: (install-plugin): Install more headers,
9716 depend on lang.install-plugin.
9718 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9720 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9723 2009-07-14 DJ Delorie <dj@redhat.com>
9725 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9726 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9727 * config/mep/mep.md (sibcall_internal): Change test from
9728 mep_vliw_mode_match to mep_vliw_jmp_match.
9729 (sibcall_value_internal): Likewise.
9731 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9733 * config/i386/sse.md (copysign<mode>3): New expander.
9734 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9735 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9736 Use ix86_build_const_vector.
9737 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9738 IX86_BUILTIN_CPYSGNPD.
9739 (builtin_description): Add __builtin_ia32_copysignps and
9740 __builtin_ia32_copysignpd.
9741 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9742 and BUILT_IN_COPYSIGNF.
9744 2009-07-13 Jason Merrill <jason@redhat.com>
9746 * builtins.c (can_trust_pointer_alignment): New fn.
9747 (get_pointer_alignment): Factor it out from here.
9748 * tree.h: Declare it.
9750 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9752 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9755 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9759 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9761 2009-07-14 Richard Guenther <rguenther@suse.de>
9762 Andrey Belevantsev <abel@ispras.ru>
9765 * cfgexpand.c (partition_stack_vars): Do not bother to update
9766 alias information when not optimizing.
9768 2009-07-14 Richard Guenther <rguenther@suse.de>
9769 Andrey Belevantsev <abel@ispras.ru>
9771 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9772 (pt_solution_set): Likewise.
9773 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9774 * tree-ssa-structalias.c (pt_solution_set): New function.
9775 * final.c (rest_of_clean_state): Free SSA data structures.
9776 * print-rtl.c (print_decl_name): Remove.
9777 (print_mem_expr): Implement in terms of print_generic_expr.
9778 * alias.c (ao_ref_from_mem): New function.
9779 (rtx_refs_may_alias_p): Likewise.
9780 (true_dependence): Query alias-export info.
9781 (canon_true_dependence): Likewise.
9782 (write_dependence_p): Likewise.
9783 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9785 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9786 (mem_expr_equal_p): Use operand_equal_p.
9787 (set_mem_attributes_minus_bitpos): Do not use
9788 component_ref_for_mem_expr.
9789 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9790 (update_alias_info_with_stack_vars): Likewise.
9791 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9792 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9793 explicitly nor clear stmt operands.
9794 Free the decl-to-pointer map.
9795 * tree-optimize.c (execute_free_datastructures): Do not free
9796 SSA data structures here.
9797 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9798 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9799 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9801 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9803 2009-07-13 DJ Delorie <dj@redhat.com>
9805 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9806 unrolling at the right iteration count.
9808 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9811 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9813 * haifa-sched.c (rank_for_schedule): Introduced flags to
9814 enable/disable individual scheduling heuristics.
9815 * common.opt: Introduced flags to enable/disable individual
9816 heuristics in the scheduler.
9817 * doc/invoke.texi: Introduced flags to enable/disable individual
9818 heuristics in the scheduler.
9820 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9822 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9823 config/i386/mingw-tls.c.
9824 * config/i386/mingw-tls.c: Removed.
9826 2009-07-13 Ira Rosen <irar@il.ibm.com>
9828 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9829 checks access only relevant statements.
9830 (vectorizable_reduction): Likewise.
9832 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9834 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9835 just for 32-bit case.
9837 2009-07-12 Jan Hubicka <jh@suse.cz>
9839 PR tree-optimization/40585
9840 * except.c (expand_resx_expr): When there already is resume
9841 instruction, produce linked list.
9842 (build_post_landing_pads): Assert that resume is empty.
9843 (connect_post_landing_pads): Handle resume lists.
9844 (dump_eh_tree): Dump resume list.
9846 2009-07-12 Ira Rosen <irar@il.ibm.com>
9848 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9849 with additional argument.
9850 * tree-vectorizer.h (enum vect_def_type): Add
9851 vect_double_reduction_def.
9852 (vect_is_simple_reduction): Add argument.
9853 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9855 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9856 vect_is_simple_reduction with additional argument.
9857 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9859 (reduction_code_for_scalar_code): Handle additional codes by
9860 returning ERROR_MARK for them. Fix comment and indentation.
9861 (vect_is_simple_reduction): Fix comment, add argument to specify
9862 double reduction. Detect double reduction.
9863 (get_initial_def_for_induction): Fix indentation.
9864 (get_initial_def_for_reduction): Fix comment and indentation.
9865 Handle double reduction. Create initial definitions that do not
9866 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
9867 (vect_create_epilog_for_reduction): Fix comment, add argument to
9868 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
9869 epilogue result extraction. Create double reduction phi node and
9870 replace relevant uses.
9871 (vectorizable_reduction): Call vect_is_simple_reduction with
9872 additional argument. Fix indentation. Update epilogue code treatment
9873 according to the changes in reduction_code_for_scalar_code. Check
9874 for double reduction. Call vect_create_epilog_for_reduction with
9875 additional argument.
9876 * tree-vect-stmts.c (process_use): Handle double reduction, update
9878 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
9879 (vect_get_vec_def_for_operand): Likewise.
9881 2009-07-12 Danny Smith <dansmister@gmail.com>
9883 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
9884 dllexport if !TREE_PUBLIC.
9885 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
9887 2009-07-11 Anatoly Sokolov <aesok@post.ru>
9889 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
9890 (avr_extra_arch_macro) Remove declatation.
9891 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
9892 (avr_extra_arch_macro) Declare as static.
9893 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
9895 2009-07-11 Jan Hubicka <jh@suse.cz>
9898 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
9900 2009-07-11 Jakub Jelinek <jakub@redhat.com>
9903 * dwarf2out.c (dw_fde_struct): Add in_std_section and
9904 cold_in_std_section bits.
9905 (dwarf2out_begin_prologue): Initialize them.
9906 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
9907 if already covered by text_section or cold_text_section range.
9909 PR rtl-optimization/40667
9910 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
9911 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
9912 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
9913 * config/i386/i386.c (ix86_minimum_alignment): New function.
9914 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
9915 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
9916 * emit-rtl.c (gen_reg_rtx): Likewise.
9917 * function.c (assign_parms): Likewise. If nominal_type needs
9918 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
9919 rather than passed_type's alignment.
9922 * function.c (assign_parm_setup_stack): Adjust
9923 MEM_OFFSET (data->stack_parm) if promoted_mode is different
9924 from nominal_mode on big endian.
9926 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
9928 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
9930 2009-07-10 DJ Delorie <dj@redhat.com>
9932 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
9934 2009-07-10 Mark Mitchell <mark@codesourcery.com>
9936 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
9938 (thumb2_cbnz): Likewise.
9940 2009-07-10 David Daney <ddaney@caviumnetworks.com>
9943 * config.gcc (supported_defaults): Add synci.
9944 (with_synci): Add validation.
9945 (all_defaults): Add synci.
9946 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
9949 * config/mips/mips.opt (msynci): New option.
9950 * config/mips/mips.c (mips_override_options): Warn on use of
9951 -msynci for targets that do now support it.
9952 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9954 * gcc/doc/invoke.texi (-msynci): Document the new option.
9955 * doc/install.texi (--with-synci): Document the new option.
9957 2009-07-10 Richard Guenther <rguenther@suse.de>
9959 PR tree-optimization/40496
9960 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
9961 the PHI result with a compatible type.
9963 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9967 * c.opt (Wunused-result): New.
9968 * doc/invoke.texi: Document it.
9969 * c-common.c (c_warn_unused_result): Use it.
9971 2009-07-09 DJ Delorie <dj@redhat.com>
9973 * targhooks.c (default_target_can_inline_p): Rename from
9974 default_target_option_can_inline_p.
9975 * targhooks.h (default_target_can_inline_p): Likewise.
9976 * target-def.h (TARGET_CAN_INLINE_P): Rename from
9977 TARGET_OPTION_CAN_INLINE_P.
9978 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
9979 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
9980 (mep_target_can_inline_p): Rename from
9981 mep_target_option_can_inline_p.
9984 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
9985 registers used to pass vectors.
9987 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
9989 2009-07-09 Tom Tromey <tromey@redhat.com>
9991 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
9992 * config/mmix/mmix.c: Include dwarf2.h.
9993 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
9994 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
9995 * config/sh/sh.c: Include dwarf2.h.
9996 * config/i386/i386.c: Include dwarf2.h.
9997 * Makefile.in (DWARF2_H): Remove 'elf'.
9998 * except.c: Include dwarf2.h.
9999 * unwind-dw2.c: Include dwarf2.h.
10000 * dwarf2out.c: Include dwarf2.h.
10001 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10002 * unwind-dw2-fde.c: Include dwarf2.h.
10003 * dwarf2asm.c: Include dwarf2.h.
10005 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10007 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10008 (max_issue): Use it.
10009 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10011 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10012 (region_sched_info): Update.
10013 * sched-ebb.c (ebb_sched_info): Update.
10014 * modulo-sched.c (sms_sched_info): Update.
10015 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10017 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10019 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10021 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10023 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10025 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10027 PR middle-end/40692
10028 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10029 arg1 with arg01 if arg1 is already INTEGER_CST.
10031 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10033 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10034 Transform (and (truncate)) into (truncate (and)).
10036 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10038 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10039 creating LHS paradoxical subregs. Fix surrounding returns to
10040 use NULL_RTX rather than 0.
10042 2009-07-08 DJ Delorie <dj@redhat.com>
10044 * config/mep/mep.c: (mep_option_can_inline_p): New.
10045 (TARGET_OPTION_CAN_INLINE_P): Define.
10047 2009-07-08 Mark Wielaard <mjw@redhat.com>
10050 * dwarf2out.c (add_data_member_location_attribute): When we have
10051 only a constant offset don't emit a new location description using
10052 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10055 2009-07-08 Richard Henderson <rth@redhat.com>
10058 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10059 (enum reg_class): Add CLOBBERED_REGS.
10060 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10061 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10062 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10063 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10064 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10065 force 64-bit sibcalls into R11.
10066 * config/i386/constraints.md (U): New constraint.
10067 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10068 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10069 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10071 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10073 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10075 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10076 * ebitmap.h (dump_ebitmap): Ditto.
10077 * optabs.h (optab_libfunc): Ditto.
10078 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10079 * tree-flow.h (vect_can_force_dr_alignment_p,
10080 get_vectype_for_scalar_type): Ditto.
10081 (vectorize_loops): Move prototype to ...
10082 * tree-vectorizer.h: ... here. Also, adjust comment.
10083 (vect_set_verbosity_level): Remove duplicate prototype.
10084 * tree-ssa-loop.c: Include tree-vectorizer.h.
10085 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10087 2009-07-08 Nick Clifton <nickc@redhat.com>
10089 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10092 2009-07-08 DJ Delorie <dj@redhat.com>
10094 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10095 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10096 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10098 * config/mep/intrinsics.md: Regenerated.
10099 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10100 registers when asm() or calls are detected.
10102 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10105 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10107 * gimple (gimple_build_call_from_tree): Likewise.
10108 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10109 no_warning flag before warning.
10111 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10113 * tree.c (set_expr_locus): Remove.
10114 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10115 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10117 * gimplify.c (internal_get_tmp_var): Likewise.
10118 (gimplify_call_expr): Likewise.
10119 (gimplify_one_sizepos): Likewise.
10121 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10124 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10125 to variables for debugging purposes.
10127 2009-06-23 Mark Loeser <mark@halcy0n.com>
10130 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10132 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10134 * pretty-print.c (pp_base_format): Remove %J.
10135 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10136 gcc_cxxdiag_char_table): Likewise.
10137 (init_dynamic_diag_info): Likewise.
10139 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10141 * pretty-print.c (pp_base_format): Remove %H.
10142 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10143 gcc_cxxdiag_char_table): Likewise.
10144 (init_dynamic_diag_info): Likewise.
10145 * config/mep/mep.c (mep_select_section): Likewise.
10147 2009-07-07 Duncan Sands <baldrick@free.fr>
10149 * final.c (pass_clean_state): Give the pass a name.
10150 * passes.c (pass_rest_of_compilation): Likewise.
10151 * tree-optimize.c (pass_all_optimizations): Likewise.
10153 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10155 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10156 an extra 'decl' for error_at.
10158 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10160 PR middle-end/40669
10161 * tree-tailcall.c (adjust_return_value_with_ops,
10162 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10163 if it has complex or vector type.
10165 2009-07-07 Olivier Hainque <hainque@adacore.com>
10167 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10170 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10172 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10174 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10176 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10177 * c-decl.c: Likewise.
10178 * function.c: Likewise.
10179 * varasm.c: Likewise.
10180 * tree-ssa.c: Likewise.
10181 * c-common.c: Likewise.
10182 * tree-cfg.c: Likewise.
10183 * config/spu/spu.c: Likewise.
10184 * config/ia64/ia64.c: Likewise.
10185 * config/v850/v850.c: Likewise.
10187 2009-07-06 DJ Delorie <dj@redhat.com>
10189 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10190 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10191 unspecified accesses to control registers.
10192 * config/mep/intrinsics.md: Regenerate.
10193 * config/mep/intrinsics.h: Regenerate.
10194 * config/mep/mep-intrin.h: Regenerate.
10196 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10198 * c-lex.c: Replace %H by an explicit location. Update all calls.
10199 * c-common.c: Likewise.
10200 * c-decl.c: Likewise.
10201 * c-typeck.c: Likewise.
10202 * fold-const.c: Likewise.
10203 * gimplify.c: Likewise.
10204 * stmt.c: Likewise.
10205 * tree-cfg.c: Likewise.
10206 * tree-ssa-loop-niter.c: Likewise.
10207 * tree-vrp.c: Likewise.
10208 * value-prof.c: Likewise.
10210 2009-07-06 Diego Novillo <dnovillo@google.com>
10212 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10213 if it has one. Handle cases where VAR does not have an
10214 annotation or cfun is NULL.
10216 2009-07-06 Diego Novillo <dnovillo@google.com>
10218 * tree.c: Include debug.h.
10219 (initialize_tree_contains_struct): New.
10220 (init_ttree): Call it.
10221 (tree_node_structure_for_code): Factor out of ...
10222 (tree_node_structure): ... here.
10223 * treestruct.def (TS_PHI_NODE): Remove.
10224 (TS_GIMPLE_STATEMENT): Remove.
10226 2009-07-06 Diego Novillo <dnovillo@google.com>
10228 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10229 (debug_tree_chain): Handle cycles.
10231 2009-07-06 Nick Clifton <nickc@redhat.com>
10232 DJ Delorie <dj@redhat.com>
10234 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10235 __FMOVD_ENABLED__ is defined.
10237 (TARGET_FMOVD): Provide a default definition.
10238 (MASK_FMOVD): Likewise.
10239 (TARGET_CPU_CPP_BUILTINS): Define
10240 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10241 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10242 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10243 (split for DF load from memory into register): Also handle
10244 MEMs which consist of REG+DISP addressing.
10245 (split for DF store from register to memory): Likewise.
10246 (movsf_ie): Always use single fp_mode.
10247 * config/sh/sh.c (sh_override_options): Do not automatically
10248 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10249 that to the -mfmovd command line switch.
10250 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10251 (fldi_ok): Always allow.
10252 * config/sh/sh.opt (mfmovd): Remove this switch.
10253 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10255 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10256 Kaz Kojima <kkojima@gcc.gnu.org>
10258 PR rtl-optimization/30807
10259 * postreload.c (reload_combine): For every new use of REG_SUM,
10260 record the use of BASE.
10262 2009-07-06 Jan Hubicka <jh@suse.cz>
10264 * params.def: Revert my accidental commit at 2009-06-30.
10266 2009-07-04 Ian Lance Taylor <iant@google.com>
10269 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10271 (mingw_format_attribute_overrides): Likewise.
10273 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10276 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10277 don't check cfa.reg. Instead of cfa.indirect use
10278 fde && fde->drap_reg != INVALID_REGNUM test.
10280 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10282 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10284 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10287 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10289 2009-07-03 Richard Guenther <rguenther@suse.de>
10291 PR tree-optimization/40640
10292 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10295 2009-07-03 Jan Hubicka <jh@suse.cz>
10297 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10298 for size, reduce amount of inlining.
10300 2009-07-03 Richard Guenther <rguenther@suse.de>
10302 PR middle-end/34163
10303 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10304 if t +- x is known to not overflow and the conversion widens the
10306 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10308 2009-07-03 Jan Hubicka <jh@suse.cz>
10310 * ipa-pure-const.c (analyze): Update loop optimizer init.
10311 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10312 try_remove_empty_loop, remove_empty_loops): Remove.
10313 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10314 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10315 to mark regular loops as neccesary.
10316 (degenerate_phi_p): New function.
10317 (propagate_necessity, remove_dead_phis): Use it.
10318 (forward_edge_to_pdom): Likewise.
10319 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10320 virtual PHI nodes that became unreachable.
10321 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10322 * tree-flow.h (remove_empty_loops): Remove.
10323 * passes.c (init_optimization_passes): Remove.
10325 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10327 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10328 can_create_pseudo_p.
10329 (*fix_trunc<mode>_i387_1): Ditto.
10330 (*floathi<mode>2_1): Ditto.
10331 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10332 (*fistdi2_1): Ditto.
10333 (*fist<mode>2_1): Ditto.
10334 (frndintxf2_floor): Ditto.
10335 (*fist<mode>2_floor_1): Ditto.
10336 (frndintxf2_ceil): Ditto.
10337 (*fist<mode>2_ceil_1): Ditto.
10338 (frndintxf2_trunc): Ditto.
10339 (frndintxf2_mask_pm): Ditto.
10340 (fxam<mode>2_i387_with_temp): Ditto.
10341 * config/i386/sse.md (mulv16qi3): Ditto.
10342 (*sse2_mulv4si3): Ditto.
10344 (sse4_2_pcmpestr): Ditto.
10345 (sse4_2_pcmpistr): Ditto.
10347 2009-07-03 Jan Hubicka <jh@suse.cz>
10349 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10350 (mark_stmt_necessary): Set it.
10351 (mark_operand_necessary): Set it.
10352 (mark_control_dependent_edges_necessary): Set it.
10353 (mark_virtual_phi_result_for_renaming): New function.
10354 (get_live_post_dom): New function.
10355 (forward_edge_to_pdom): New function.
10356 (remove_dead_stmt): Fix handling of control dependences.
10357 (tree_dce_init): Init new bitmap.
10358 (tree_dce_done): Free it.
10360 2009-07-02 Richard Guenther <rguenther@suse.de>
10363 * tree-ssa-structalias.c (new_var_info): Initialize
10366 2009-07-02 Jan Hubicka <jh@suse.cz>
10368 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10371 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10373 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10374 instead of recomputing it. Adjust calls.
10375 (emit_store_flag): Adjust recursive calls.
10377 2009-07-02 Richard Guenther <rguenther@suse.de>
10379 * tree-ssa-live.c (remove_unused_locals): Do not remove
10381 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10382 of DECL_EXTERNAL for HEAP variables.
10383 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10384 HEAP variables. Do not adjust RESTRICT vars.
10385 (find_what_var_points_to): Nobody cares if something
10386 points to READONLY.
10388 2009-07-02 Ben Elliston <bje@au.ibm.com>
10390 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10391 pc_low and pc_high declarations to the top of the function.
10393 2009-07-01 DJ Delorie <dj@redhat.com>
10395 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10396 registers as fixed.
10397 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10398 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10399 unspecified accesses to control registers.
10400 * config/mep/intrinsics.md: Regenerate.
10401 * config/mep/intrinsics.h: Regenerate.
10402 * config/mep/mep-intrin.h: Regenerate.
10404 2009-07-01 Anthony Green <green@moxielogic.com>
10406 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10407 instruction when possible.
10408 (moxie_expand_prologue): Ditto. Also, save an instruction and
10409 some complexity by popping off of $r12 instead of $sp.
10410 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10413 2009-07-01 Richard Henderson <rth@redhat.com>
10416 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10417 contained no insns, reposition note before last insn.
10419 2009-07-01 Richard Henderson <rth@redhat.com>
10422 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10423 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10425 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10428 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10429 darwin9 for printing reg addresses with %y.
10431 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10433 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10434 truncation from operands in binary operations.
10436 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10439 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10440 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10441 subreg of op0 to the original op0.
10443 * expmed.c (store_bit_field_1): Use a temporary as the destination
10444 instead of a paradoxical subreg when we need to truncate the result.
10446 2009-07-01 DJ Delorie <dj@redhat.com>
10448 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10449 names to VLIW variants.
10450 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10451 * config/mep/intrinsics.md: Regenerate.
10452 * config/mep/intrinsics.h: Regenerate.
10453 * config/mep/mep-intrin.h: Regenerate.
10455 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10458 * jump.c (returnjump_p): Revert last patch.
10459 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10461 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10464 * pa.md (casesi32p): Use jump table label to determine the offset
10466 (casesi64p): Likewise.
10468 * pa.c (forward_branch_p): Return bool type. Use instruction
10469 addresses when available. Assert that INSN has a jump label.
10470 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10473 2009-07-01 Richard Guenther <rguenther@suse.de>
10475 PR tree-optimization/19831
10476 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10477 that only act as barriers do not make any previous stores necessary.
10478 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10479 HEAP variables global, do not add a constraint from nonlocal.
10480 (find_func_aliases): Handle escapes through return statements.
10481 (compute_points_to_sets): Make escaped HEAP variables global.
10483 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10486 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10487 after reducing a DImode cstore to SImode.
10489 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10491 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10492 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10494 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10496 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10497 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10499 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10500 and umod_optab if TARGET_BSD_DIVMOD.
10501 * config/vax/lib1funcs.asm: New file.
10502 * config/vax/t-linux: New file.
10503 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10505 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10508 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10509 to type arguments that have void type.
10512 * dwarf2out.c (gen_formal_parameter_die): Call
10513 equate_decl_number_to_die if node is different from origin.
10515 2009-06-30 Anthony Green <green@moxielogic.com>
10517 Clean up moxie port for --enable-build-with-cxx.
10518 * config/moxie/moxie.c (moxie_function_value): First two
10519 parameters are const_tree, not tree.
10520 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10521 (REG_CLASS_NAMES): Ditto.
10522 (REGNO_REG_CLASS): Ditto.
10523 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10524 (moxie_function_value): Fix constyness of arguments.
10526 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10528 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10529 finalize_size_functions before further processing.
10530 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10531 (variable_size): Call self_referential_size on size expressions
10532 that contain a PLACEHOLDER_EXPR.
10533 (size_functions): New static variable.
10534 (copy_self_referential_tree_r): New static function.
10535 (self_referential_size): Likewise.
10536 (finalize_size_functions): New global function.
10537 * tree.c: Include tree-inline.h.
10538 (push_without_duplicates): New static function.
10539 (find_placeholder_in_expr): New global function.
10540 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10542 <tcc_expression>: Likewise.
10543 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10544 the call in the expression.
10545 * tree.h (finalize_size_functions): Declare.
10546 (find_placeholder_in_expr): Likewise.
10547 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10548 (substitute_placeholder_in_expr): Update comment.
10549 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10551 (copy_tree_body_r): Likewise.
10552 (copy_tree_body): New static function.
10553 (maybe_inline_call_in_expr): New global function.
10554 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10555 (maybe_inline_call_in_expr): Declare.
10556 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10557 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10560 2009-06-30 Richard Guenther <rguenther@suse.de>
10562 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10564 (propagate_necessity): Do not mark reaching defs of stores
10567 2009-06-30 Jan Hubicka <jh@suse.cz>
10569 * cfgloopanal.c (check_irred): Move into ...
10570 (mark_irreducible_loops): ... here; return true if ireducible
10572 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10573 (analyze_function): Try to prove loop finiteness.
10574 * cfgloop.h (mark_irreducible_loops): Update prototype.
10575 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10577 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10579 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10581 2009-06-30 Ira Rosen <irar@il.ibm.com>
10583 PR tree-optimization/40542
10584 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10587 2009-06-30 Martin Jambor <mjambor@suse.cz>
10589 PR tree-optimization/40582
10590 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10591 than useless_type_conversion_p.
10592 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10595 2009-06-30 Martin Jambor <mjambor@suse.cz>
10597 PR middle-end/40554
10598 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10600 2009-06-30 Richard Guenther <rguenther@suse.de>
10602 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10603 use ao_ref references.
10604 (walk_aliased_vdefs): Likewise.
10605 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10606 * tree-ssa-dce.c (struct ref_data): Remove.
10607 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10608 (mark_aliased_reaching_defs_necessary): Adjust.
10609 (mark_all_reaching_defs_necessary_1): Likewise.
10611 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10614 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10615 (emit_store_flag_1): Extract from emit_store_flag, adjust
10616 calls to (what now is) emit_cstore.
10617 (emit_store_flag): Call emit_store_flag_1 and also use it
10618 for what used to be recursive calls.
10620 2009-06-30 Wei Guozhi <carrot@google.com>
10623 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10624 if the target bb post dominates from bb.
10625 * config/i386/i386.c (memory_address_length): Check existence of base
10626 register before using it.
10628 2009-06-30 Nick Clifton <nickc@redhat.com>
10629 DJ Delorie <dj@redhat.com>
10631 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10632 __FMOVD_ENABLED__ is defined.
10634 (TARGET_FMOVD): Provide a default definition.
10635 (MASK_FMOVD): Likewise.
10636 (TARGET_CPU_CPP_BUILTINS): Define
10637 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10638 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10639 two fmov instructions depending upon whether TARGET_FMOVD is
10641 (split for DF load from memory into register): Also handle
10642 MEMs which consist of REG+DISP addressing.
10643 (split for DF store from register to memory): Likewise.
10644 * config/sh/sh.opt (mfmovd): Remove this switch.
10645 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10646 * config/sh/sh.c (sh_override_options): Do not automatically
10647 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10648 that to the -mfmovd command line switch.
10650 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10652 (fldi_ok): Always allow.
10653 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10655 2009-06-29 DJ Delorie <dj@redhat.com>
10657 * doc/install.texi (mep-x-elf): Correct chip's full name.
10659 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10661 * doc/extend.texi: Fix typo.
10663 2009-06-29 Tom Tromey <tromey@redhat.com>
10665 * dwarf2.h: Remove.
10666 * Makefile.in (DWARF2_H): New variable.
10667 (except.o): Use it.
10668 (dwarf2out.o): Likewise.
10669 (dwarf2asm.o): Likewise.
10670 * config/i386/t-i386: Use DWARF2_H.
10671 * except.c: Include elf/dwarf2.h.
10672 * unwind-dw2.c: Include elf/dwarf2.h.
10673 * dwarf2out.c: Include elf/dwarf2.h.
10674 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10675 <dtprel>: New field.
10676 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10677 (size_of_loc_descr): Likewise.
10678 (output_loc_operands_raw): Likewise.
10679 (output_loc_operands): Handle new dtprel field.
10680 (loc_checksum): Update.
10681 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10682 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10683 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10684 * dwarf2asm.c: Include elf/dwarf2.h.
10685 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10686 * config/mmix/mmix.c: Include elf/dwarf2.h.
10687 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10688 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10689 * config/sh/sh.c: Include elf/dwarf2.h.
10690 * config/i386/i386.c: Include elf/dwarf2.h.
10692 2009-06-29 DJ Delorie <dj@redhat.com>
10694 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10696 * doc/extend.texi: Add MeP attributes and pragmas.
10697 * doc/invoke.text: Add MeP Options.
10698 * doc/contrib.texi: Add MeP contribution.
10699 * doc/md.texi: Add MeP constraints.
10700 * doc/install.texi: Add MeP target.
10702 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10704 * target.h (struct gcc_target): Add frame_pointer_required field.
10705 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10706 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10707 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10709 * reload1.c (update_eliminables): (Ditto.).
10710 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10711 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10712 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10714 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10716 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10717 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10718 (arm_frame_pointer_required): New function.
10720 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10721 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10722 (avr_frame_pointer_required_p): Declare as static.
10723 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10725 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10726 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10727 (bfin_frame_pointer_required): Make as static, change return type
10729 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10731 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10732 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10733 (cris_frame_pointer_required): New function.
10735 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10737 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10738 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10739 (fr30_frame_pointer_required): New function.
10741 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10742 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10743 (frv_frame_pointer_required): Make as static, change return type
10745 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10747 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10748 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10749 (ix86_frame_pointer_required): Make as static, change return type to
10751 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10753 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10754 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10756 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10758 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10760 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10762 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10763 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10764 (mips_frame_pointer_required): Make as static.
10765 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10767 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10768 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10769 (mmix_frame_pointer_required): Mew function.
10771 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10772 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10774 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10776 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10778 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10780 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10781 (CAN_ELIMINATE): Redefine.
10782 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10783 (sparc_frame_pointer_required): New function.
10784 (sparc_can_eliminate): New function.
10785 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10787 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10788 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10790 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10791 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10792 (xtensa_frame_pointer_required): Make as static, change return type
10794 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10797 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10799 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10800 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10801 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10802 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10803 (register_callback): Handle PLUGIN_START_UNIT.
10804 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10806 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10808 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10810 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10811 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10813 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10815 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10818 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10820 * doc/extend.texi (Additional Floating Types): __float128 is also
10821 supported on i386 targets.
10823 2009-06-29 Richard Guenther <rguenther@suse.de>
10825 PR middle-end/14187
10826 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10828 (pt_solutions_same_restrict_base): Declare.
10829 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10831 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10832 (make_constraint_from, make_copy_constraint): Move earlier.
10833 (make_constraint_from_heapvar): New function.
10834 (make_constraint_from_restrict): Likewise.
10835 (handle_lhs_call): Use it.
10836 (find_func_aliases): Use it to track conversions to restrict
10837 qualified pointers.
10838 (struct fieldoff): Add only_restrict_pointers flag.
10839 (push_fields_onto_fieldstack): Initialize it.
10840 (create_variable_info_for): Track global restrict qualified pointers.
10841 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10842 Track restrict qualified pointer arguments.
10843 (set_uids_in_ptset): Use varinfo is_global_var flag.
10844 (find_what_var_points_to): Set the vars_contains_restrict flag.
10845 Always create the points-to solution for sets including restrict tags.
10846 (pt_solutions_same_restrict_base): New function.
10847 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10848 qualified pointers use pt_solutions_same_restrict_base as
10849 additional source for disambiguation.
10851 2009-06-29 Richard Guenther <rguenther@suse.de>
10853 PR middle-end/38212
10854 * alias.c (find_base_decl): Remove.
10855 (get_deref_alias_set_1): Remove restrict handling.
10856 * c-common.c (c_apply_type_quals_to_decl): Do not set
10857 DECL_POINTER_ALIAS_SET.
10858 * gimplify.c (find_single_pointer_decl_1): Remove.
10859 (find_single_pointer_decl): Likewise.
10860 (internal_get_tmp_var): Remove restrict handling.
10861 (gimple_regimplify_operands): Likewise.
10862 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10863 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10864 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10865 * tree.c (restrict_base_for_decl): Remove.
10866 (init_ttree): Do not allocate it.
10867 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
10868 LABEL_DECL_UID for label decls.
10869 (copy_node_stat): Do not copy restrict information.
10870 (decl_restrict_base_lookup): Remove.
10871 (decl_restrict_base_insert): Likewise.
10872 (print_restrict_base_statistics): Likewise.
10873 (dump_tree_statistics): Do not call print_restrict_base_statistics.
10874 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
10875 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
10876 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
10877 (LABEL_DECL_UID): Adjust.
10878 (DECL_BASED_ON_RESTRICT_P): Remove.
10879 (DECL_GET_RESTRICT_BASE): Likewise.
10880 (SET_DECL_RESTRICT_BASE): Likewise.
10881 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
10883 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
10884 instead of DECL_POINTER_ALIAS_SET.
10885 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10886 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
10887 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
10889 2009-06-29 Richard Guenther <rguenther@suse.de>
10891 PR tree-optimization/40579
10892 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
10893 the IL to simplify has constants that overflowed.
10895 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
10897 PR tree-optimization/40550
10898 * tree-vect-generic.c (expand_vector_operations_1): Compute in
10899 vector_compute_type only when the size of vector_compute_type is
10900 less than the size of type.
10902 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
10904 * fold-const.c (contains_label_1): Fix comments.
10905 (contains_label_p): Do not walk trees multiple time.
10907 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10909 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
10910 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
10911 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
10912 ix86_fp_comparison_operator.
10913 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
10914 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
10915 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
10916 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
10917 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
10918 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
10919 (related splits): Change predicate to ix86_fp_comparison_operator.
10920 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
10921 instead of ix86_fp_comparison_codes.
10922 (ix86_trivial_fp_comparison_operator,
10923 ix86_fp_comparison_operator): New.
10924 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
10925 (ix86_expand_compare): Eliminate last two parameters.
10926 (ix86_fp_jump_nontrivial_p): Kill.
10927 * config/i386/i386.c (put_condition_code): Eliminate call to
10928 ix86_fp_comparison_codes and subsequent assertion.
10929 (ix86_fp_comparison_codes): Eliminate.
10930 (ix86_fp_swap_condition): New.
10931 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
10932 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
10933 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
10934 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
10935 and ix86_fp_swap_condition.
10936 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
10937 Use ix86_fp_comparison_strategy.
10938 (ix86_expand_compare): Likewise. Eliminate last two arguments.
10939 (ix86_fp_jump_nontrivial_p): Eliminate.
10940 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
10941 call to ix86_expand_compare.
10942 (ix86_split_fp_branch, ix86_expand_setcc,
10943 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
10944 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
10946 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10948 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
10949 related to jump_clobbers.
10950 * config/arm/arm.md (conds): Remove jump_clob case.
10951 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
10952 splits): Change comparison_operator to arm_comparison_operator.
10953 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
10956 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10958 * dojump.c (do_compare_rtx_and_jump): Try swapping the
10959 condition for floating point modes.
10960 * expmed.c (emit_store_flag_1): Move here a bigger part
10961 of emit_store_flag.
10962 (emit_store_flag): Try swapping the condition for floating point
10964 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
10966 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10968 * expr.c (expand_expr_real_1): Just use do_store_flag.
10969 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
10970 emit_store_flag_force.
10971 * expmed.c (emit_store_flag_force): Copy here trick
10972 previously in expand_expr_real_1. Try reversing the comparison.
10973 (emit_store_flag_1): Work if target is NULL.
10974 (emit_store_flag): Work if target is NULL, using the result mode
10975 from the comparison. Use split_comparison, restructure final part
10976 to simplify conditionals.
10978 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10980 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
10981 * dojump.c (do_jump): Change handling of floating-point
10982 ops to use just do_compare_and_jump.
10983 (split_comparison): New.
10984 (do_compare_rtx_and_jump): Add here logic coming previously
10985 in do_jump, using split_comparison.
10987 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
10990 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
10992 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10994 * tree-ssa-alias.c: Fix unintentional commit.
10996 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10998 * passes.c (execute_one_pass): Fix unintentional commit.
11000 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11002 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11003 (df_rd_local_compute, df_md_local_compute): Inline them.
11005 (df_md_scratch): New.
11006 (df_md_alloc, df_md_free): Allocate/free it.
11007 (df_md_local_compute): Only include live registers in init.
11008 (df_md_transfer_function): Prune the in-set computed by
11009 the confluence function, and the gen-set too.
11011 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11013 PR rtl-optimization/26854
11014 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11015 * df-problems.c (df_rd_add_problem): Fix comment.
11016 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11017 df_md_simulate_artificial_defs_at_top,
11018 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11019 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11020 df_md_transfer_function, df_md_init, df_md_confluence_0,
11021 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11022 problem_MD, df_md_add_problem): New.
11023 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11024 df_md_get_bb_info): New.
11025 (DF_LAST_PROBLEM_PLUS1): Adjust.
11027 * Makefile.in (fwprop.o): Include domwalk.h.
11028 * fwprop.c: Include domwalk.h.
11029 (reg_defs, reg_defs_stack): New.
11030 (bitmap_only_bit_between): Remove.
11031 (process_defs): New.
11032 (process_uses): Use reg_defs and local_md instead of
11033 bitmap_only_bit_between and local_rd.
11034 (single_def_use_enter_block): New, from build_single_def_use_links.
11035 (single_def_use_leave_block): New.
11036 (build_single_def_use_links): Remove code moved to
11037 single_def_use_enter_block, invoke domwalk.
11038 (use_killed_between): Adjust comment.
11040 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11042 * bitmap.h (bitmap_ior_and_into): New.
11043 * bitmap.c (bitmap_ior_and_into): New.
11045 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11047 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11048 before_dom_children_before_stmts and after_dom_children_after_stmts.
11049 Rename the two remaining callbacks to just before_dom_children and
11050 after_dom_children. Remove other GIMPLE statement walking bits.
11051 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11052 * graphite.c: Do not include domwalk.h.
11053 * tree-into-ssa.c (interesting_blocks): New global.
11054 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11055 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11056 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11057 now that they're not domwalk callbacks.
11058 (rewrite_initialize_block): Rename to...
11059 (rewrite_enter_block): ... this, place after called functions. Test
11060 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11061 (rewrite_finalize_block): Rename to...
11062 (rewrite_leave_block): ... this, place after called functions.
11063 (rewrite_update_init_block): Rename to...
11064 (rewrite_update_enter_block): ... this, place after called functions.
11065 Test interesting_blocks, call rewrite_update_stmt and
11066 rewrite_update_phi_arguments.
11067 (rewrite_update_fini_block): Rename to...
11068 (rewrite_leave_block): ... this, place after called functions.
11069 (rewrite_blocks): Remove last argument, simplify initialization of
11071 (mark_def_sites_initialize_block): Rename to...
11072 (mark_def_sites_block): ... this, call mark_def_sites.
11073 (mark_def_sites_blocks): Remove argument, simplify initialization of
11075 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11076 (update_ssa): Likewise.
11077 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11079 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11080 (dom_opt_initialize_block): Rename to...
11081 (dom_opt_enter_block): ... this, place after called functions. Walk
11082 statements here, inline propagate_to_outgoing_edges.
11083 (dom_opt_finalize_block): Rename to...
11084 (dom_opt_leave_block): ... this, place after called functions.
11085 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11087 (dse_enter_block, dse_record_phi): New.
11088 (dse_record_phis): Delete.
11089 (dse_finalize_block): Rename to...
11090 (dse_leave_block): ... this.
11091 (tree_ssa_dse): Simplify initialization of walk_data.
11092 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11093 Adjust initialization of walk_data.
11094 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11095 * tree-ssa-loop-phiopt.c (get_non_trapping):
11096 Adjust initialization of walk_data.
11097 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11098 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11099 it's not a domwalk callback.
11100 (uncprop_initialize_block): Rename to...
11101 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11102 (dse_finalize_block): Rename to...
11103 (dse_leave_block): ... this.
11104 (tree_ssa_uncprop): Simplify initialization of walk_data.
11105 * Makefile.in: Adjust dependencies.
11107 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11109 * arm.md (casesi): Fix test for Thumb1.
11110 (thumb1_casesi_internal_pic): Likewise.
11111 (thumb1_casesi_dispatch): Likewise.
11113 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11115 * config/arm/arm-cores.def: Added core cortex-m0.
11116 * config/arm/arm-tune.md: Regenerated.
11117 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11119 2009-06-26 DJ Delorie <dj@redhat.com>
11121 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11123 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11124 the scheduler doesn't tag jump insns.
11126 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11128 * c-decl.c (merge_decls): Re-indent.
11130 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11133 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11134 Special-case decimal float constants.
11136 2009-06-26 Richard Henderson <rth@redhat.com>
11138 * function.h (struct function): Add cannot_be_copied_reason,
11139 and cannot_be_copied_set.
11140 * tree-inline.c (has_label_address_in_static_1): Rename from
11141 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11142 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11143 don't set inline_forbidden_reason.
11144 (copy_forbidden): New function, split out of inline_forbidden_p.
11145 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11146 (inline_forbidden_p): Use copy_forbidden.
11147 (tree_versionable_function_p): Likewise.
11148 (inlinable_function_p): Merge into tree_inlinable_function_p.
11149 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11150 * ipa-cp.c (ipcp_versionable_function_p): New function.
11151 (ipcp_cloning_candidate_p): Use it.
11152 (ipcp_node_modifiable_p): Likewise.
11154 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11156 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11157 that is marked not to be inlined. Remove flag_mudflap use.
11158 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11159 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11161 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11164 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11165 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11167 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11169 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11171 (__mingwthr_remove_key_dtor): Likewise.
11173 2009-06-26 Richard Guenther <rguenther@suse.de>
11175 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11177 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11179 PR middle-end/40525
11180 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11181 try the non-cond_exec path also.
11183 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11186 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11187 (output_cbranch): Use new functions.
11188 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11191 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11192 Pat Haugen <pthaugen@us.ibm.com>
11193 Revital Eres <ERES@il.ibm.com>
11195 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11196 for %c error. Add %x support to print VSX registers as a unified
11197 register set, instead of separate float and altivec registers.
11198 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11199 %y case, and add support for VSX pre-modify addresses.
11200 (output_toc): Add assert for CONST containing an integer constant
11202 (rs6000_adjust_cost): Add POWER7 support.
11203 (insn_must_be_first_in_group): Ditto.
11204 (insn_must_be_last_in_group): Ditto.
11205 (rs6000_emit_popcount): Ditto.
11206 (rs6000_vector_mode_supported_p): Ditto.
11208 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11209 Change some of the functions called by macros to being called
11210 through a pointer, so debug functions can be inserted if
11211 -mdebug=addr or -mdebug=cost.
11212 (rs6000_preferred_reload_class_ptr): Ditto.
11213 (rs6000_secondary_reload_class_ptr): Ditto.
11214 (rs6000_secondary_memory_needed_ptr): Ditto.
11215 (rs6000_cannot_change_mode_class_ptr): Ditto.
11216 (rs6000_secondary_reload_inner): Ditto.
11217 (rs6000_legitimize_reload_address): Ditto.
11218 (rs6000_legitimize_reload_address_ptr): Ditto.
11219 (rs6000_mode_dependent_address): Ditto.
11220 (rs6000_mode_dependent_address_ptr): Ditto.
11222 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11223 function to return true if the mode allows reg + integer
11225 (virtual_stack_registers_memory_p): New function to return true if
11226 the address refers to a virtual stack register.
11227 (rs6000_legitimate_offset_address_p): Move code to say whether a
11228 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11230 (rs6000_legitimate_address_p): Add checks for modes that only can
11231 do reg+reg addressing. Start adding VSX support.
11232 (rs6000_legitimize_reload_address): Ditto.
11233 (rs6000_legitimize_address): Ditto.
11234 (rs6000_debug_legitimate_address_p): New debug functions for
11235 -mdebug=addr and -mdebug=cost.
11236 (rs6000_debug_rtx_costs): Ditto.
11237 (rs6000_debug_address_costs): Ditto.
11238 (rs6000_debug_adjust_cost): Ditto.
11239 (rs6000_debug_legitimize_address): Ditto.
11240 (rs6000_legitimize_reload_address_ptr): Point to call normal
11241 function or debug function. Make functions called via pointer
11243 (rs6000_mode_dependent_address_ptr): Ditto.
11244 (rs6000_secondary_reload_class_ptr): Ditto.
11245 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11246 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11247 into a friendlier error.
11248 (rs6000_init_builtins): Add initial VSX support.
11249 (rs6000_adjust_cost): Fix some spacing issues.
11251 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11252 (REG_CLASS_NAMES): Ditto.
11253 (REG_CLASS_CONTENTS): Ditto.
11254 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11255 pointer, to add -mdebug=addr support.
11256 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11257 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11258 -mdebug=addr support.
11259 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11260 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11261 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11263 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11265 (bswapsi*): Set attribute types for load/store. Add combiner
11266 patterns to eliminate zero extend on 64-bit.
11267 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11268 stdbrx if the hardware supports those instructions.
11270 2009-06-25 Ian Lance Taylor <iant@google.com>
11272 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11273 (Link Options): Document -static-libstdc++.
11275 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11278 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11279 DATA_ALIGNMENT instead.
11281 2009-06-25 Richard Guenther <rguenther@suse.de>
11283 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11284 indirect references against the callused/escaped solutions.
11285 (call_may_clobber_ref_p_1): Likewise.
11287 2009-06-25 Martin Jambor <mjambor@suse.cz>
11289 PR tree-optimization/40493
11290 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11291 (enum unscalarized_data_handling): New type.
11292 (handle_unscalarized_data_in_subtree): Return what has been done.
11293 (load_assign_lhs_subreplacements): Handle left flushes differently.
11294 (sra_modify_assign): Use unscalarized_data_handling, simplified
11295 condition determining whether to remove the statement.
11297 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11299 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11300 excerpt - @ should be doubled for texinfo.
11302 2009-06-24 Ian Lance Taylor <iant@google.com>
11304 * config/arc/arc.c: Include "df.h".
11305 (arc_attribute_table): Make static. Move higher in file.
11306 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11307 (output_shift): Initialize n later to avoid warning.
11308 * config/arm/arm.c (arm_attribute_table): Make static. Move
11310 * config/avr/avr.c (avr_attribute_table): Make static. Move
11312 (reg_class_tab): Change array type from int to enum reg_class.
11313 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11315 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11316 (lshrhi3_out): Likewise.
11317 (class_likely_spilled_p): Change return type to bool.
11318 (avr_rtx_costs): Use local code variable with enum type.
11319 * config/avr/avr.md (movmemhi): Use add_reg_note.
11320 (andhi3, andsi3): Don't use AS2 with "and".
11321 (iorhi3, iorsi3): Don't use AS2 with "or".
11322 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11323 * config/crx/crx.c: Include "df.h".
11324 (crx_attribute_table): Make static.
11325 * config/m32r/m32r.c: Include "df.h".
11326 (m32r_attribute_table): Make static. Move higher in file.
11327 (pop): Use add_reg_note.
11328 (block_move_call): Change 0 to LCT_NORMAL in function call.
11329 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11330 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11331 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11332 declare, not just when TREE_CODE is defined.
11333 * config/m68hc11/m68hc11.c: Include "expr.h".
11334 (m68hc11_attribute_table): Make static. Move higher in file.
11335 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11337 (m68hc11_register_indirect_p): Likewise.
11338 (m68hc11_function_arg_padding): Change return type to enum
11340 (emit_move_after_reload): Use add_reg_note.
11341 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11342 (m68hc11_split_logical): Likewise.
11343 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11345 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11346 to VOIDmode in function call.
11347 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11349 (m68hc11_split_logical): Update declaration.
11350 (m68hc11_function_arg_padding): Update declaration.
11351 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11352 to array of enum reg_class.
11353 (mcore_attribute_table): Make static. Move higher in file.
11354 (mcore_rtx_costs): Add cast to enum type.
11355 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11356 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11357 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11359 * config/sh/predicates.md (trapping_target_operand): Rename and to
11361 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11363 * config/spu/spu.c (spu_attribute_table): Make static. Move
11365 * config/v850/v850.c (v850_attribute_table): Make static. Move
11367 (v850_rtx_costs): Use local code with enum type.
11368 (expand_epilogue): Add cast.
11369 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11371 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11374 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11375 -m2a-single-only and -m2a-nofpu.
11376 * config/sh/sh.opt: Document m2a generates FPU code.
11378 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11380 * defaults.h (CAN_ELIMINATE): Provide default.
11381 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11382 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11383 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11384 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11385 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11386 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11387 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11388 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11389 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11390 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11392 2009-06-24 DJ Delorie <dj@redhat.com>
11394 * mep-ext-cop.cpu: Fix copyright notice.
11395 * mep-default: Fix copyright notice.
11396 * mep-core: Fix copyright notice.
11397 * mep: Fix copyright notice.
11398 * mep-ivc2: Fix copyright notice.
11399 * mep-c5: Fix copyright notice.
11401 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11403 * doc/contrib.texi (Contributors):
11405 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11407 PR middle-end/40501
11408 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11409 src and dst operands if necessary.
11411 2009-06-23 DJ Delorie <dj@redhat.com>
11414 * config.gcc: Add mep support.
11415 * recog.c: Resurrect validate_replace_rtx_subexp().
11416 * recog.h: Likewise.
11417 * config/mep/: Add new port:
11418 * config/mep/constraints.md: New file.
11419 * config/mep/default.h: New file.
11420 * config/mep/intrinsics.h: New file.
11421 * config/mep/intrinsics.md: New file.
11422 * config/mep/ivc2-template.h: New file.
11423 * config/mep/mep-c5.cpu: New file.
11424 * config/mep/mep-core.cpu: New file.
11425 * config/mep/mep-default.cpu: New file.
11426 * config/mep/mep-ext-cop.cpu: New file.
11427 * config/mep/mep-intrin.h: New file.
11428 * config/mep/mep-ivc2.cpu: New file.
11429 * config/mep/mep-lib1.asm: New file.
11430 * config/mep/mep-lib2.c: New file.
11431 * config/mep/mep-pragma.c: New file.
11432 * config/mep/mep-protos.h: New file.
11433 * config/mep/mep-tramp.c: New file.
11434 * config/mep/mep.c: New file.
11435 * config/mep/mep.cpu: New file.
11436 * config/mep/mep.h: New file.
11437 * config/mep/mep.md: New file.
11438 * config/mep/mep.opt: New file.
11439 * config/mep/predicates.md: New file.
11440 * config/mep/t-mep: New file.
11442 2009-06-23 Ian Lance Taylor <iant@google.com>
11444 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11445 from loose_warn into c_loose_warn and from strict_warn into
11446 c_strict_warn. Set and substitute warn_cxxflags. Check for
11447 --enable-build-with-cxx. Set and substitute
11448 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11449 * Makefile.in (CXXFLAGS): New variable.
11450 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11451 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11452 the default is the same as $(STRICT_WARN).
11453 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11454 (CXX): New variable.
11455 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11456 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11457 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11458 (HOST_LIBS): New variable.
11459 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11460 (ALL_CXXFLAGS): New variable.
11461 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11462 * doc/install.texi (Configuration): Document
11463 --enable-build-with-cxx, --with-stage1-ldflags,
11464 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11465 * configure: Rebuild.
11467 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11469 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11470 from previous commit.
11472 2009-06-23 Ian Lance Taylor <iant@google.com>
11474 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11476 2009-06-23 Ian Lance Taylor <iant@google.com>
11478 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11479 with ATTRIBUTE_UNUSED.
11481 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11482 Pat Haugen <pthaugen@us.ibm.com>
11483 Revital Eres <eres@il.ibm.com>
11485 * config.in (HAVE_AS_POPCNTD): Add default definition.
11486 (HAVE_AS_LWSYNC): Ditto.
11488 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11490 (gcc_cv_as_powerpc_cmpb): Ditto.
11491 (gcc_cv_as_powerpc_dfp): Ditto.
11492 (gcc_cv_as_powerpc_vsx): Ditto.
11493 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11494 supporting the popcntd/lwsync instructions.
11495 (gcc_cv_as_powerpc_lwsync): Ditto.
11496 * configure: Regenerate.
11498 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11499 -mcpu=native and -mcpu=power7.
11500 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11502 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11503 a variable instead of a mask to reduce the number of mask bits.
11504 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11505 (-mbit-word): Ditto.
11506 (-mregnames): Ditto.
11507 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11508 (-mfused-madd): Ditto.
11510 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11512 (-mvsx): New switch for VSX instructions.
11513 (-misel): Move from a variable to a mask to allow it to be set by
11516 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11517 function declaration to an array declaration.
11518 (rs6000_hard_regno_nregs): New external array declaration.
11520 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11521 files included by rs6000.md.
11523 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11524 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11526 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11528 (rs6000_debug_reg): New -mdebug= variables.
11529 (rs6000_debug_addr): Ditto.
11530 (rs6000_debug_cost): Ditto.
11531 (rs6000_pmode): New variable to hold Pmode.
11532 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11533 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11534 calculated at compiler start.
11535 (rs6000_hard_regno_nregs): Change function to an array which holds
11536 HARD_REGNO_NREGS calculated at compiler start.
11537 (rs6000_explicit_options): Delete isel field.
11538 (rs6000_vector_unit): New array to hold which vector unit
11539 supports arithmetic options for a given type.
11540 (rs6000_vector_mem): New array to hold which vector unit supports
11541 memory reference operations for a given type.
11542 (rs6000_vector_align): New array to given the alignment of each
11544 (power7_cost): New basic costs for power7.
11545 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11546 (rs6000_hard_regno_nregs_internal): New function, moved from
11547 HARD_REGNO_NREGS, to calculate the number of registers each hard
11548 register takes for each type.
11549 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11550 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11551 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11552 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11553 unit information here so it is calculated once at compiler startup
11555 (rs6000_override_options): Make -misel a target mask. Add more
11556 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11557 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11559 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11560 (rs6000_handle_option): Move -misel from variable to target mask.
11561 (rs6000_builtin_mask_for_load): Add VSX support.
11562 (rs6000_conditional_register_usage): Ditto.
11563 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11564 (function_arg_boundary): Ditto.
11565 (rs6000_expand_builtin): Ditto.
11566 (def_builtin): Make abort message a little friendlier.
11567 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11569 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11570 assembler support the popcntd instruction instead of a vsx
11571 instruction to enable power7 support.
11572 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11573 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11574 option to the assembler if -mcpu=native.
11575 (ASM_CPU_NATIVE_SPEC): Ditto.
11576 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11578 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11579 the lwsync instruction.
11580 (enum processor_type): Add PROCESSOR_POWER7.
11581 (rs6000_debug_reg): New -mdebug= options.
11582 (rs6000_debug_addr): Ditto.
11583 (rs6000_debug_cost): Ditto.
11584 (rs6000_isel): Delete.
11585 (enum rs6000_vector): New enum to say what vector unit we have.
11586 (VECTOR_UNIT_*): New macros to say which vector unit has
11587 arithmetic operations for a given type.
11588 (VECTOR_MEM_*): New macros to say which vector unit has memory
11589 operations for a given type.
11590 (TARGET_LDBRX): Whether the machine supports the ldbrx
11592 (TARGET_ISEL): Delete, -misel moved to be a mask.
11593 (TARGET_ISEL64): New macro for 64-bit isel support.
11594 (UNITS_PER_VSX_WORD): New macro.
11595 (POINTER_SIZE): Move to be an external variable, rather than
11596 calculating whether we are generating 32 ot 64-bit code.
11598 (STACK_BOUNDARY): Add VSX support.
11599 (LOCAL_ALIGNMENT): Ditto.
11600 (SLOW_UNALIGNED_ACCESS): Ditto.
11601 (VSX_REGNO_P): New macro for VSX support.
11602 (VFLOAT_REGNO_P): Ditto.
11603 (VINT_REGNO_P): Ditto.
11604 (VLOGICAL_REGNO_P): Ditto.
11605 (VSX_VECTOR_MODE): Ditto.
11606 (VSX_SCALAR_MODE): Ditto.
11608 (VSX_MOVE_MODE): Ditto.
11609 (VSX_REG_CLASS_P): Ditto.
11610 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11612 (UNITS_PER_SIMD_WORD): Add VSX support.
11613 (MODES_TIEABLE_P): Ditto.
11614 (STARTING_FRAME_OFFSET): Ditto.
11615 (STACK_DYNAMIC_OFFSET): Ditto.
11616 (EPILOGUE_USES): Ditto.
11617 (REGNO_REG_CLASS): Move to array lookup.
11618 (CLASS_MAX_NREGS): Ditto.
11619 (rs6000_vector_reg_class): Add declaration.
11620 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11621 overlap with the floating point and Altivec registers.
11623 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11625 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11626 give the appropriate asm switches if -mcpu=native.
11627 (host_detect_local_cpu): Add support for "asm".
11628 (host_detect_local_cpu): Follow GNU code guidelines for name.
11630 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11631 -mbit-word to a variable instead of being a target mask.
11633 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11634 emit the lwsync instruction instead of emitting the instruction as
11635 an integer constant.
11637 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11638 fixuns_trundfsi2, move expander into rs6000.md.
11640 * config/rs6000/rs6000.md (cpu): Add power7.
11641 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11642 (logical predicate patterns): Change the single instruction
11643 primitives that set CR0 to be fast_compare instead of compare.
11645 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11646 (popcntddi2): Ditto.
11647 (popcount<mode>): Ditto.
11648 (floating multiply/add insns): Name the floating point
11649 multiply/add insns.
11650 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11651 (isel_unsigned_<mode>): Ditto.
11652 (fixuns_trundfsi2): Move expander here from spe.md.
11653 (smindi3): Define if we have -misel on 64-bit systems.
11658 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11660 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11662 * config/avr/avr.c (avr_current_device): New variable.
11663 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11664 (avr_arch, mcu_type_s): Move to avr.h.
11665 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11666 default_data_section_start fields.
11667 (avr_arch): Moved from avr.c.
11668 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11669 library_name fields.
11670 (avr_current_device, avr_mcu_types, avr_arch_types,
11671 avr_device_to_arch, avr_device_to_data_start,
11672 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11673 (EXTRA_SPEC_FUNCTIONS): Define.
11674 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11675 options mapping. Use device_to_arch and device_to_data_start insted.
11676 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11677 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11678 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11679 * config/avr/driver-avr.c: New file.
11680 * config/avr/avr-devices.c: New file.
11682 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11684 * var-tracking.c (unshare_variable): Force initialized to
11685 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11686 (set_variable_part): Likewise.
11687 (struct variable_union_info): Remove pos_src field.
11688 (vui_vec, vui_allocated): New variables.
11689 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11690 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11691 == 1 use a simpler sorting algorithm. Compute pos field right
11692 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11693 Avoid quadratic comparison if !flag_var_tracking_uninit.
11694 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11695 unshare_variable unconditionally.
11696 (dataflow_set_different_2): Removed.
11697 (dataflow_set_different): Don't traverse second hash table.
11698 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11699 unconditionally to var_reg_set or var_mem_set.
11700 (emit_notes_in_bb): Likewise.
11701 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11703 (emit_note_insn_var_location): Don't set initialized to
11704 VAR_INIT_STATUS_INITIALIZED early.
11705 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11707 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11709 * tree-object-size.c (addr_object_size): Instead of checking
11710 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11711 are no FIELD_DECLs following it.
11713 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11715 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11716 order to match bswaps with signed source operands.
11718 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11720 * sdbout.c (sdbout_one_type): Fix braces in switch.
11722 2009-06-23 Richard Guenther <rguenther@suse.de>
11724 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11726 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11727 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11728 var_callused, callused_tree, var_storedanything, storedanything_tree,
11729 var_integer, integer_tree): Remove global variables.
11730 (new_var_info): Do not pass new id, append the new var to the
11731 global variable vector.
11732 (do_ds_constraint): Use is_global_var member of the variable-info.
11733 (new_scalar_tmp_constraint_exp): Adjust.
11734 (create_function_info_for): Likewise.
11735 (create_variable_info_for): Likewise.
11736 (find_what_var_points_to): Remove dead code.
11737 (init_base_vars): Simplify.
11738 (compute_points_to_sets): Adjust.
11740 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11742 * combine.c (try_combine): Dump information about the insns we're
11745 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11747 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11748 check when calling force_to_mode on TRUNCATE's operand.
11750 2009-06-22 Ian Lance Taylor <iant@google.com>
11752 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11754 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11756 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11758 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11760 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11761 override library linkage flags such as -static-libgcc or
11764 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11766 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11768 2009-06-22 Ian Lance Taylor <iant@google.com>
11770 * config/linux.opt: Put mglibc ahead of muclibc.
11772 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11773 for duplicate decls.
11775 2009-06-22 Matthias Klose <doko@ubuntu.com>
11777 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11779 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11782 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11783 instead of NULL if a parser error occurs.
11785 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11787 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11788 non-DWARF2_DEBUGGING_INFO version.
11790 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11792 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11793 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11795 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11796 (LIBGCC2_TF_CEXT): Define.
11799 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11802 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11804 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11806 * config/arm/arm.c (arm_override_options): Disable
11807 -mcaller-super-interworking and -mcallee-super-interworking.
11808 * doc/invoke.texi (ARM Options): Document this.
11810 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11812 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11813 * config/arm/constraints.md (j): New constraint for movw operands.
11814 (N): Remove thumb2 meaning.
11815 * config/arm/arm.md (*arm_movw): Delete.
11816 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11817 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11818 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11820 2009-06-22 Martin Jambor <mjambor@suse.cz>
11822 PR tree-optimization/40492
11823 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11824 build_ref_for_offset.
11826 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11828 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11829 JUMP_TABLE_DATA_P predicates where applicable.
11830 * auto-inc-dec.c: Ditto.
11831 * builtins.c: Ditto.
11832 * caller-save.c: Ditto.
11834 * cfgcleanup.c: Ditto.
11835 * cfglayout.c: Ditto.
11837 * combine.c: Ditto.
11838 * combine-stack-adj.c: Ditto.
11842 * df-scan.c: Ditto.
11844 * dwarf2asm.c: Ditto.
11845 * dwarf2out.c: Ditto.
11846 * emit-rtl.c: Ditto.
11852 * function.c: Ditto.
11855 * genpreds.c: Ditto.
11856 * genrecog.c: Ditto.
11858 * ira-costs.c: Ditto.
11859 * ira-lives.c: Ditto.
11861 * loop-iv.c: Ditto.
11862 * lower-subreg.c: Ditto.
11863 * modulo-sched.c: Ditto.
11865 * postreload.c: Ditto.
11866 * print-rtl.c: Ditto.
11868 * reginfo.c: Ditto.
11869 * regmove.c: Ditto.
11870 * reload1.c: Ditto.
11873 * rtlanal.c: Ditto.
11875 * sched-vis.c: Ditto.
11877 * sel-sched-ir.c: Ditto.
11878 * simplify-rtx.c: Ditto.
11879 * targhooks.c: Ditto.
11880 * var-tracking.c: Ditto.
11881 * vmsdbgout.c: Ditto.
11883 2009-06-22 Matthias Klose <doko@ubuntu.com>
11885 * Makefile.in (install-plugin): Always use DESTDIR.
11887 2009-06-22 Olivier Hainque <hainque@adacore.com>
11889 * config/pa/pa.c (output_call): Don't optimize post call jumps
11890 into return address adjustments if the call may throw.
11892 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
11894 * arm.c (thumb1_output_casesi): New function.
11895 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
11896 optimizing for size or PIC.
11897 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
11898 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
11899 (casesi): Handle Thumb-1 when optimizing for size or PIC.
11900 (thumb1_casesi_internal_pic): New expand rule.
11901 (thumb1_casesi_dispatch): New pattern.
11902 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
11904 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
11905 in the text seciton when PIC or optimizing for size.
11906 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11907 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
11908 preservation properties of code.
11909 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
11910 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
11911 (__gnu_thumb1_case_si): New function.
11912 * t-arm (LIB1ASMSRC): Define here.
11913 (LIB1ASMFUNCS): Add some common functions.
11914 * t-arm-elf (LIB1ASMSRC): Delete.
11915 (LIB1ASMFUNCS): Append to existing set.
11916 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11917 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11918 * t-symbian (LIB1ASMFUNCS): Likewise.
11919 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11920 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11922 2009-06-21 Richard Guenther <rguenther@suse.de>
11924 PR tree-optimization/38729
11925 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
11926 to loops with a single exit if -fno-expensive-optimizations.
11928 2009-06-21 Jakub Jelinek <jakub@redhat.com>
11930 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
11931 (dataflow_set): Change vars type from htab_t to shared_hash.
11932 (shared_hash_pool, empty_shared_hash): New variables.
11933 (vars_clear): Removed.
11934 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
11935 shared_hash_find_slot_unshare, shared_hash_find_slot,
11936 shared_hash_find_slot_noinsert, shared_hash_find): New
11938 (shared_hash_unshare, shared_hash_destroy): New functions.
11939 (unshare_variable): Unshare set->vars if shared, use
11941 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
11942 (get_init_value, find_src_set_src, dump_dataflow_set,
11943 clobber_variable_part, emit_notes_for_differences): Use
11945 (dataflow_set_init): Remove second argument, set vars to
11946 empty_shared_hash instead of creating a new htab.
11947 (dataflow_set_clear): Call shared_hash_destroy and set vars
11948 to empty_shared_hash instead of calling vars_clear.
11949 (dataflow_set_copy): Don't call vars_copy, instead just share
11950 the src htab with dst.
11951 (variable_union): Use shared_hash_*, use initially NO_INSERT
11952 lookup if set->vars is shared. Don't keep slot cleared before
11953 calling unshare_variable. Unshare set->vars if needed.
11954 Even ->refcount == 1 vars must be unshared if set->vars is shared
11955 and var needs to be modified.
11956 (variable_canonicalize): New function.
11957 (dataflow_set_union): If dst->vars is empty, just share src->vars
11958 with dst->vars and traverse with variable_canonicalize to canonicalize
11959 and unshare what is needed.
11960 (dataflow_set_different): If old_set and new_set use the same shared
11961 htab, they aren't different. If number of htab elements is different,
11962 htabs are different. Use shared_hash_*.
11963 (dataflow_set_destroy): Call shared_hash_destroy instead of
11965 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
11966 second argument to dataflow_set_init.
11967 (vt_initialize): Likewise. Initialize shared_hash_pool and
11968 empty_shared_hash, move bb in/out initialization afterwards.
11969 Use variable_htab_free instead of NULL as changed_variables del hook.
11970 (variable_was_changed): Change type of second argument to pointer to
11971 dataflow_set. When inserting var into changed_variables, bump
11972 refcount. Unshare set->vars if set is shared htab and slot needs to
11974 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
11975 lookup if set->vars is shared. Unshare set->vars if needed.
11976 Even ->refcount == 1 vars must be unshared if set->vars is shared
11977 and var needs to be modified. Adjust variable_was_changed caller.
11978 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
11979 vars must be unshared if set->vars is shared and var needs to be
11980 modified. Adjust variable_was_changed caller.
11981 (emit_note_insn_var_location): Don't pool_free var.
11982 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
11984 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
11985 free_alloc_pool on shared_hash_pool.
11987 2009-06-20 Anthony Green <green@moxielogic.com>
11989 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
11990 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
11992 2009-06-20 Richard Guenther <rguenther@suse.de>
11994 * tree-ssa-structalias.c (find_func_aliases): For memset use
11995 a constraint from NULL if we memset to zero.
11996 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
11997 we explicitly handle that do not read from memory.
11998 (call_may_clobber_ref_p_1): Properly handle builtins that may
12001 2009-06-20 Richard Guenther <rguenther@suse.de>
12003 PR tree-optimization/40495
12004 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12005 (new_scalar_tmp_constraint_exp): New function.
12006 (process_constraint): Do not create temporary decls.
12007 (process_all_all_constraints): Likewise.
12008 (handle_const_call): Likewise.
12009 (create_function_info_for): Do not set decl.
12011 2009-06-19 Ian Lance Taylor <iant@google.com>
12013 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12014 (rs6000_attribute_table): Make static; move before use.
12016 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12018 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12019 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12020 Propagate the TREE_READONLY flag without overwriting it.
12021 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12022 Propagate the TREE_READONLY flag onto the result.
12023 (process_call_operands): Move around. Use correct constant value.
12025 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12028 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12029 * config/arm/arm.md: Likewise.
12031 2009-06-19 Ian Lance Taylor <iant@google.com>
12033 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12034 to GIMPLE_ERROR_MARK.
12036 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12037 op2_original_type parameters. Warn about using different enum types.
12038 * c-parser.c (c_parser_conditional_expression): Pass original
12039 types to build_conditional_expr.
12040 * c-tree.h (build_conditional_expr): Update declaration.
12042 2009-06-19 Ian Lance Taylor <iant@google.com>
12044 * config/i386/i386.c (ix86_function_specific_save): Test that
12045 fields match values, rather than testing the values are in a
12048 2009-06-19 Richard Guenther <rguenther@suse.de>
12050 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12051 ADDR_EXPR pointers.
12052 (ptr_derefs_may_alias_p): Likewise.
12053 (ptr_deref_may_alias_ref_p_1): New function.
12054 (ptr_deref_may_alias_ref_p): Likewise.
12055 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12056 covered by looking at the ESCAPED solution.
12057 (call_may_clobber_ref_p_1): Likewise.
12058 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12059 Handle NULL_TREE offset. Do not produce redundant constraints.
12060 (process_all_all_constraints): New helper function.
12061 (do_structure_copy): Use it.
12062 (handle_lhs_call): Likewise.
12063 (find_func_aliases): Handle some builtins with pointer arguments
12064 and/or return values explicitly.
12066 2009-06-19 Ian Lance Taylor <iant@google.com>
12068 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12070 2009-06-19 Ian Lance Taylor <iant@google.com>
12072 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12074 2009-06-19 Ian Lance Taylor <iant@google.com>
12076 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12077 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12080 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12081 uninitialized const.
12083 2009-06-19 Ian Lance Taylor <iant@google.com>
12085 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12088 * c-decl.c (in_struct, struct_types): Remove.
12089 (struct c_binding): Add in_struct field.
12090 (c_binding_ptr): Define type, along with VEC.
12091 (struct c_struct_parse_info): Define.
12092 (struct_parse_info): New static variable.
12093 (bind): Initialize in_struct field.
12094 (start_struct): Remove enclosing_in_struct and
12095 enclosing_struct_types parameters. Add
12096 enclosing_struct_parse_info parameter. Change all callers. Set
12097 struct_parse_info rather than in_struct and struct_types.
12098 (grokfield): If -Wc++-compat and there is a symbol binding for the
12099 field name, set the in_struct flag and push it on the
12100 struct_parse_info->fields vector.
12101 (warn_cxx_compat_finish_struct): New static function.
12102 (finish_struct): Remove enclosing_in_struct and
12103 enclosing_struct_types parameters. Add
12104 enclosing_struct_parse_info parameter. Change all callers. Don't
12105 set C_TYPE_DEFINED_IN_STRUCT here. Call
12106 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12107 parameter. Only push on struct_types if warn_cxx_compat.
12108 (finish_enum): Only push on struct_types if warn_cxx_compat.
12109 (declspecs_add_type): Add loc parameter. Change all callers.
12110 Change all error calls to error_at. Pass loc, not input_location,
12111 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12112 defined in a struct. If -Wc++-compat and parsing a struct, record
12113 that a typedef name was used.
12114 * c-parser.c (c_parser_declspecs): Get location to pass to
12115 declspecs_add_type.
12116 (c_parser_struct_or_union_specifier): Update calls to start_struct
12118 * c-tree.h (struct c_struct_parse_info): Declare.
12119 (finish_struct, start_struct): Update declarations.
12120 (declspecs_add_type): Update declaration.
12122 2009-06-19 Ian Lance Taylor <iant@google.com>
12124 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12125 variable with an anonymous type.
12127 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12129 * see.c: Remove for real.
12131 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12133 * optabs.h (enum optab_index): Add new OTI_significand.
12134 (significand_optab): Define corresponding macro.
12135 * optabs.c (init_optabs): Initialize significand_optab.
12136 * genopinit.c (optabs): Implement significand_optab using
12137 significand?f2 patterns.
12138 * builtins.c (expand_builtin_mathfn): Handle
12139 BUILT_IN_SIGNIFICAND{,F,L}.
12140 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12141 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12143 * config/i386/i386.md (significandxf2, significand<mode>2): New
12144 expanders to implement significandf, significand and significandl
12145 built-ins as inline x87 intrinsics.
12147 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12149 * config/avr/avr.c (avr_override_options): Remove setting value of
12150 PARAM_INLINE_CALL_COST.
12152 2009-06-18 Richard Henderson <rth@redhat.com>
12155 * tree-pass.h (TDF_ASMNAME): New.
12156 * tree-dump.c (dump_options): Add asmname.
12157 * doc/invoke.texi: Document it.
12159 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12160 (dump_decl_name): ...here.
12161 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12162 (dump_generic_node): Update dump_function_name calls.
12163 (print_call_name): New flags arg; update all dump calls.
12164 * diagnostic.h (print_call_name): Update.
12165 * gimple-pretty-print.c (dump_gimple_call): Update.
12167 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12170 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12172 2009-06-18 Diego Novillo <dnovillo@google.com>
12174 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12175 * plugin.c (str_license): Declare.
12176 (try_init_one_plugin): Assert that the symbol
12177 'plugin_is_GPL_compatible' exists.
12179 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12182 * Makefile.in (OBJS-common): Remove see.o.
12184 * common.opt (fsee): Mark as preserved for backward compatibility.
12185 * opts.c (common_handle_option): Add OPT_fsee to the backward
12186 compatibility section.
12187 * passes.c (init_optimization_passes, pass_see): Remove pass.
12188 * timevar.def (TV_SEE): Remove.
12189 * tree-pass.h (pass_see): Remove declaration.
12190 * doc/invoke.texi (-fsee): Remove documentation.
12192 2009-06-18 Martin Jambor <mjambor@suse.cz>
12194 * tree-sra.c: Include statistics.h
12195 (sra_stats): New variable.
12196 (sra_initialize): Clear sra_stats.
12197 (create_access_replacement): Increment sra_stats.replacements.
12198 (get_access_replacement): Do not return twice.
12199 (analyze_all_variable_accesses): Increment statistics counter by the
12200 number of scalarized aggregates.
12201 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12202 (sra_modify_expr): Increment sra_stats.exprs.
12203 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12204 (sra_modify_assign): Increment sra_stats.exprs,
12205 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12206 (perform_intra_sra): Update statistics counters.
12207 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12209 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12211 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12212 (arm_scalar_mode_supported_p): New function.
12214 2009-06-18 Paul Brook <paul@codesourcery.com>
12215 Sandra Loosemore <sandra@codesourcery.com>
12217 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12218 (__extendhfsf2, __truncsfhf2): Define.
12219 * config/arm/fp16.c: New file.
12220 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12221 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12223 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12225 * doc/extend.texi (Half-Precision): New section.
12226 * doc/invoke.texi (Option Summary): List -mfp16-format.
12227 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12228 * config/arm/arm.opt (mfp16-format=): New.
12229 * config/arm/arm.c: Include intl.h.
12230 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12231 (TARGET_INVALID_RETURN_TYPE): Redefine.
12232 (TARGET_PROMOTED_TYPE): Redefine.
12233 (TARGET_CONVERT_TO_TYPE): Redefine.
12234 (arm_fp16_format): Define.
12235 (all_fpus): Add entry for neon-fp16.
12236 (fp_model_for_fpu): Likewise.
12237 (struct fp16_format): Declare.
12238 (all_fp16_formats): Define.
12239 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12241 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12243 (arm_legitimate_index_p): Treat HFmode like HImode.
12244 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12245 (coproc_secondary_reload_class): Special-case HFmode.
12246 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12247 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12248 (arm_init_fp16_builtins): New.
12249 (arm_init_builtins): Call it.
12250 (arm_invalid_parameter_type): New.
12251 (arm_invalid_return_type): New.
12252 (arm_promoted_type): New.
12253 (arm_convert_to_type).
12254 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12256 (arm_emit_fp16_const): New function.
12257 (arm_mangle_type): Mangle __fp16 as "Dh".
12258 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12260 (TARGET_NEON_FP16): New.
12261 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12262 (enum fputype): Add FPUTYPE_NEON_FP16.
12263 (enum arm_fp16_format_type): Declare.
12264 (arm_fp16_format): Declare.
12265 (LARGEST_EXPONENT_IS_NORMAL): Define.
12266 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12267 * config/arm/arm-modes.def (HFmode): Define.
12268 * config/arm/vfp.md: (*movhf_vfp): New.
12269 (extendhfsf2): New.
12271 * config/arm/arm.md: (fpu): Add neon_fp16.
12272 (floatsihf2, floatdihf2): New.
12273 (fix_trunchfsi2, fix_trunchfdi2): New.
12275 (extendhfdf2): New.
12277 (*arm32_movhf): New.
12278 (*thumb1_movhf): New.
12279 (consttable_2): Add check for HFmode constants.
12280 (consttable_4): Handle HFmode constants.
12282 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12284 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12286 2009-06-17 Olivier Hainque <hainque@adacore.com>
12288 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12289 const char ** conversion in AIX specific section.
12291 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12293 * config/i386/i386.c (ix86_special_builtin_type): Remove
12294 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12295 (bdesc_special_args): Updated.
12296 (ix86_init_mmx_sse_builtins): Likewise.
12297 (ix86_expand_special_args_builtin): Likewise.
12299 2009-06-17 Richard Henderson <rth@redhat.com>
12301 * tree-pretty-print.c (maybe_dump_asm_name): New.
12302 (dump_decl_name): Use it.
12303 (PRINT_FUNCTION_NAME): Merge into...
12304 (dump_function_name): ... here. Use maybe_dump_asm_name.
12306 2009-06-17 Cary Coutant <ccoutant@google.com>
12308 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12310 * debug.c (struct gcc_debug_hooks): Change placeholder for
12312 (debug_nothing_int_charstar_int): Replaced by...
12313 (debug_nothing_int_charstar_int_bool): ...this.
12314 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12315 source_line prototype.
12316 (debug_nothing_int_charstar_int): Replaced by...
12317 (debug_nothing_int_charstar_int_bool): ...this.
12318 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12319 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12320 Output is_stmt operand when necessary.
12321 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12322 (notice_source_line): Add is_stmt parameter.
12323 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12324 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12326 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12327 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12329 2009-06-17 Ian Lance Taylor <iant@google.com>
12331 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12333 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12336 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12338 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12339 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12340 tree_strip_sign_nop_conversions and
12341 tree_ssa_strip_useless_type_conversions rather than stripping
12342 the operations here.
12343 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12345 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12346 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12347 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12348 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12351 2009-06-17 Michael Eager <eager@eagercon.com>
12353 * config/rs6000/constraints.md (register_constraint "d"): New.
12354 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12355 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12356 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12357 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12358 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12359 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12360 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12361 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12362 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12363 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12365 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12366 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12367 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12368 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12369 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12370 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12371 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12372 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12373 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12374 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12375 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12376 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12377 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12378 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12380 2009-06-16 Ian Lance Taylor <iant@google.com>
12382 * profile.c (total_num_never_executed): Don't define.
12383 (compute_branch_probabilities): Don't count or print
12384 num_never_executed.
12385 (init_branch_prob): Don't set total_num_never_executed.
12386 (end_branch_prob): Don't print total_num_never_executed.
12388 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12390 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12392 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12394 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12395 (nabstd2_fpr): Same.
12397 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12399 * expr.c (expand_assignment): Change complex type check.
12401 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12403 * doc/plugins.texi (Building GCC plugins): Added new section.
12405 2009-06-17 Ian Lance Taylor <iant@google.com>
12407 * c-pch.c (get_ident): Don't set size of templ array.
12408 (pch_init): Don't set size of partial_pch array.
12410 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12411 string constant to intialize an array whose size is the length of
12414 2009-06-17 Richard Guenther <rguenther@suse.de>
12416 PR tree-optimization/40389
12417 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12418 to addressable types.
12419 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12421 2009-06-17 Richard Guenther <rguenther@suse.de>
12423 PR middle-end/40460
12424 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12425 if there is no evolution of left in the loop bail out.
12426 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12427 chrec_fold_multiply.
12429 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12430 Janis Johnson <janis187@us.ibm.com>
12433 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12434 for the symbol ref of a constant that is the source of a move
12435 - nor for any other not-obvious-label-ref constants.
12437 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12439 * plugin.c (position_pass): Skip newly inserted pass during list
12440 traversal to avoid repeated insertion.
12442 2009-06-16 Ian Lance Taylor <iant@google.com>
12444 * vec.h (VEC_stack_alloc): Define different version if
12445 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12446 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12447 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12448 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12450 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12452 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12454 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12455 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12456 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12457 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12458 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12459 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12460 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12461 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12462 __builtin_ia32_rdtscp.
12463 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12464 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12465 and __builtin_ia32_rorhi.
12466 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12467 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12468 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12469 (ix86_expand_args_builtin): Likewise.
12470 (ix86_expand_special_args_builtin): Likewise.
12472 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12473 (UNSPECV_RDTSC): Likewise.
12474 (UNSPECV_RDPMC): Likewise.
12475 (*bsr): Renamed to ...
12477 (*bsr_rex64): Renamed to ...
12480 (*rdpmc): Likewise.
12481 (*rdpmc_rex64): Likewise.
12483 (*rdtsc): Likewise.
12484 (*rdtsc_rex64): Likewise.
12485 (rdtscp): Likewise.
12486 (*rdtscp): Likewise.
12487 (*rdtscp_rex64): Likewise.
12489 * config/i386/ia32intrin.h: New.
12491 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12493 2009-06-16 Ian Lance Taylor <iant@google.com>
12495 * ira-build.c (copy_info_to_removed_store_destinations):
12496 Initialize parent_a.
12498 2009-06-16 Ian Lance Taylor <iant@google.com>
12500 * c-decl.c (grokdeclarator): Change size_varies to bool.
12502 2009-06-16 Ian Lance Taylor <iant@google.com>
12504 * sel-sched.c: Make forward declarations of move_op_hooks and
12505 fur_hooks explicitly extern.
12507 2009-06-16 Ian Lance Taylor <iant@google.com>
12509 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12510 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12512 2009-06-16 Ian Lance Taylor <iant@google.com>
12514 * resource.c (mark_referenced_resources): Change
12515 include_delayed_effects parameter to bool. Change all callers.
12516 (mark_end_of_function_resources): Likewise.
12517 * reorg.c (insn_references_resource_p): Likewise.
12518 (insn_sets_resource_p): Likewise.
12519 * resource.h (mark_referenced_resources): Update declaration.
12520 (mark_end_of_function_resources): Update declaration.
12522 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12524 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12526 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12528 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12529 GCC can bootstrap on AIX with GNU Binutils 2.20.
12531 2009-06-16 Ian Lance Taylor <iant@google.com>
12533 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12535 2009-06-16 Ian Lance Taylor <iant@google.com>
12537 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12538 inline, not extern inline.
12539 (exact_log2): Likewise.
12540 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12542 (exact_log2): Likewise, but don't test CTZ_HWI.
12544 2009-06-16 Ian Lance Taylor <iant@google.com>
12546 * bitmap.c (bitmap_clear): Don't declare as inline.
12547 * gimple.c (gimplify_assign): Likewise.
12548 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12549 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12550 (sched_scan_info): Remove duplicate definition.
12552 2009-06-16 Ian Lance Taylor <iant@google.com>
12554 * c-common.c (skip_evaluation): Don't define.
12555 (c_inhibit_evaluation_warnings): Define global variable.
12556 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12557 than skip_evaluation.
12558 (convert_and_check, warn_for_div_by_zero): Likewise.
12559 * c-common.h (skip_evaluation): Don't declare.
12560 (c_inhibit_evaluation_warnings): Declare.
12561 * c-parser.c (c_parser_typeof_specifier): Set
12562 c_inhibit_evaluation_warnings rather than skip_evaluation.
12563 (c_parser_conditional_expression): Likewise.
12564 (c_parser_binary_expression): Likewise.
12565 (c_parser_sizeof_expression): Likewise.
12566 (c_parser_alignof_expression): Likewise.
12567 * c-typeck.c (build_indirect_ref): Check
12568 c_inhibit_evaluation_warnings rather than skip_evaluation.
12569 (build_conditional_expr, build_binary_op): Likewise.
12571 2009-06-16 Richard Guenther <rguenther@suse.de>
12573 * tree-ssa-alias.c (is_escape_site): Remove.
12574 * tree-ssa-alias.h (enum escape_type): Remove.
12575 (is_escape_site): Likewise.
12576 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12577 via casts and asms without deferring to is_escape_site.
12579 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12581 PR middle-end/40446
12582 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12583 use gen_lowpart if op0 has complex mode.
12585 2009-06-16 Richard Guenther <rguenther@suse.de>
12587 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12588 variables add them to ESCAPED.
12589 (find_func_aliases): Do not make all indirectly stored values escaped.
12591 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12593 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12594 make_decl_one_only.
12596 2009-06-16 Martin Jambor <mjambor@suse.cz>
12598 PR tree-optimization/40432
12599 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12600 check whether we need to force gimple register operand.
12602 2009-06-16 Martin Jambor <mjambor@suse.cz>
12604 PR tree-optimization/40413
12605 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12606 build_ref_for_offset.
12607 (propagate_subacesses_accross_link): Fix a typo in a comment.
12609 2009-06-16 Ira Rosen <irar@il.ibm.com>
12611 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12612 with additional parameter.
12613 * tree-vectorizer.h (enum vect_def_type): Add new value
12615 (enum vect_relevant): Add comments.
12616 (vect_is_simple_reduction): Add new argument.
12617 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12618 Detect nested cycles.
12619 (vect_is_simple_reduction): Update documentation, add an argument to
12620 distinguish inner-loop reduction from nested cycle, detect nested
12621 cycles, fix printings and indentation, don't swap operands in case
12623 (get_initial_def_for_reduction): Handle subtraction.
12624 (vect_create_epilog_for_reduction): Add new argument to specify
12625 reduction variable.
12626 (vect_finalize_reduction): Handle subtraction, fix comments.
12627 (vectorizable_reduction): Handle nested cycles. In case of nested
12628 cycle keep track of the reduction variable position. Call
12629 vect_is_simple_reduction with additional parameter. Use original
12630 statement code in reduction epilogue for nested cycle. Call
12631 vect_create_epilog_for_reduction with additional parameter.
12632 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12633 inner-loop vectorization.
12634 (vect_recog_widen_sum_pattern): Likewise.
12635 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12637 (vect_mark_stmts_to_be_vectorized): Likewise.
12638 (vect_get_vec_def_for_operand): Handle nested cycles.
12640 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12642 * doc/invoke.texi (Debugging Options): Fix option index entries
12643 for -fdump-statistics, -frandom-seed add entries for
12644 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12645 (FRV Options): Fix entries for -mTLS, -mtls.
12646 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12647 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12648 (M68hc1x Options): Fix @itemx for -mnominmax.
12649 (MCore Options): Fix entry for -mno-lsim.
12650 (MMIX Options): Fix entry for -mabi=mmixware.
12651 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12653 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12655 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12656 Mention the plugin mode of gengtype.
12657 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12658 * gengtype.c: Updated copyright.
12659 (plugin_files, nb_plugin_files) Added new static variables.
12660 (measure_input_list) Care about plugin_files.
12661 (write_rtx_next): Added early return in plugin mode.
12662 (create_file): Updated copyright year in generated file. Added
12664 (oprintf): Added early return if NULL outf.
12665 (get_output_file_with_visibility): Care of plugin_files.
12666 (get_output_file_name): May return null.
12667 (write_local): Added early return.
12668 (put_mangled_filename): Ditto.
12669 (finish_root_table): Added check for base_files.
12670 (write_roots): Care about null when plugins.
12671 (main): Added plugin mode.
12673 2009-06-15 Ian Lance Taylor <iant@google.com>
12675 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12676 * gcov.c (read_count_file): Add braces around variables declared
12679 * c.opt (Wjump-misses-init): New warning.
12680 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12681 -Wall and -Wc++-compat if not already set.
12682 (c_common_post_options): Clear warn_jump_misses_init if it was not
12684 * c-decl.c (struct c_binding): Change type field to a union with
12685 new label field. Make it the first field in the struct. Update
12686 references to type to use u.type instead.
12687 (struct c_spot_bindings): Define.
12688 (struct c_goto_bindings): Define.
12689 (c_goto_bindings_p): Define, along with VECs.
12690 (struct c_label_vars): Define.
12691 (struct c_scope): Add has_label_bindings field.
12692 (bind_label, set_spot_bindings): New static functions.
12693 (decl_jump_unsafe, update_spot_bindings): New static functions.
12694 (update_label_decls): New static function.
12695 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12696 Update binding u.label field to shadowed field.
12697 (c_binding_start_stmt_expr): New function.
12698 (c_binding_end_stmt_expr): New function.
12699 (pushdecl): Don't call c_begin_vm_scope.
12700 (make_label): Add defining and p_label_vars parameters. Change
12702 (lookup_label): Correct test for whether a label has not yet been
12703 defined. Call bind_label rather than bind.
12704 (warn_about_goto): New static function.
12705 (lookup_label_for_goto): New function.
12706 (declare_label): Call bind_label rather than bind.
12707 (check_earlier_gotos): New static function.
12708 (define_label): Don't give errors about jumping into statement
12709 expressions or scopes of variably modified types. Call
12710 set_spot_bindings and check_earlier_gotos. Call bind_label
12711 instead of bind. Don't set label_context_stack_se or
12712 label_context_stack_vm.
12713 (c_get_switch_bindings): New function.
12714 (c_release_switch_bindings): New function.
12715 (c_check_switch_jump_warnings): New function.
12716 (start_function): Don't set label_context_stack_se or
12717 label_context_stack_vm.
12718 (finish_function): Likewise.
12719 * c-typeck.c (label_context_stack_se): Don't define.
12720 (label_context_stack_vm): Don't define.
12721 (c_finish_goto_label): Call lookup_label_for_goto rather than
12722 lookup_label. Don't give errors about jumping into a statement
12723 expression or the scope of a variably modified type. Don't set
12724 label_context_stack_se or label_context_stack_vm.
12725 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12726 fields. Add bindings field.
12727 (c_start_case): Don't set deleted fields. Set bindings field.
12728 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12729 or blocked_vm. Call c_check_switch_jump_warnings.
12730 (c_finish_case): Don't test blocked_stmt_expr field. Call
12731 c_release_switch_bindings.
12732 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12733 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12734 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12735 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12736 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12737 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12738 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12739 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12740 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12741 (C_DECL_UNJUMPABLE_VM): Don't define.
12742 (C_DECL_UNDEFINABLE_VM): Don't define.
12743 (struct c_label_list): Don't define.
12744 (struct c_label_context_se): Don't define.
12745 (struct c_label_context_vm): Don't define.
12746 (struct c_spot_bindings): Declare.
12747 (c_bindings_start_stmt_expr): Declare.
12748 (c_bindings_end_stmt_expr): Declare.
12749 (lookup_label_for_goto): Declare.
12750 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12751 (c_check_switch_jump_warnings): Declare.
12752 (label_context_stack_se, label_context_stack_vm): Don't declare.
12753 (c_finish_goto_label): Update declaration.
12754 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12755 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12756 (Warning Options): Document -Wjump-misses-init.
12758 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12760 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12763 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12765 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12767 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12769 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12771 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12773 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12775 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12777 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12778 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12779 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12780 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12781 * dwarf2asm.c (dw2_force_const_mem): Update call to
12782 make_decl_one_only.
12783 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12784 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12785 * langhooks.c (lhd_comdat_group): Remove.
12786 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12787 * tree.h (DECL_COMDAT_GROUP): New.
12788 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12789 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12790 (make_decl_one_only): Change signature.
12791 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12792 make_decl_one_only.
12793 (make_decl_one_only): Change signature.
12794 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12796 2009-06-15 Richard Guenther <rguenther@suse.de>
12798 PR middle-end/40439
12799 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12801 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12803 * tree-ssa-math-opts.c: Remove extra divide.
12805 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12807 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12809 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12811 * passes.c: Add bswap pass.
12812 * tree-pass.h: Add pass_optimize_bswap declaration.
12813 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12814 Include rtl.h, expr.h and optabs.h for optab_handler check.
12815 (struct symbolic_number, pass_optimize_bswap): New definition.
12816 (do_shift_rotate, verify_symbolic_number_p): New functions.
12817 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12818 (gate_optimize_bswap): New function.
12819 * tree.c (widest_int_cst_value): New function.
12820 * tree.h (widest_int_cst_value): Prototype added.
12822 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12824 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12825 REG_EQUAL/REG_EQUIV notes.
12827 2009-06-14 Richard Guenther <rguenther@suse.de>
12829 PR middle-end/40389
12830 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12831 has its address taken if NRV was applied and it is addressable.
12832 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12833 function split out from ...
12834 (get_constraint_for_1): ... here.
12835 (handle_rhs_call): Use it to mark the return slot escaped if
12836 it is addressable and NRV was applied.
12838 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12840 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12841 Change first argument type to location_t.
12842 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12843 Do not set input_location.
12844 Use loc instead of input_location throughout.
12846 2009-06-13 Richard Guenther <rguenther@suse.de>
12848 PR tree-optimization/40421
12849 * tree-predcom.c (should_unroll_loop_p): Remove.
12850 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12852 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12854 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12855 Add location argument.
12857 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12859 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12861 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12862 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12863 * config/spu/spu-protos.h: Add location to
12864 spu_resolve_overloaded_builtin.
12865 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
12866 spu_build_builtin_va_list.
12867 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
12868 argument. Pass location to build_function_call_vec.
12869 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
12871 (emit_fpu_switch): Same.
12872 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
12873 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
12874 to build_decl and create_artificial_label.
12875 (xtensa_gimplify_va_arg_expr): Same.
12876 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
12877 (xstormy16_gimplify_va_arg_expr): Same.
12878 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
12879 * config/arm/arm.c (arm_build_builtin_va_list): Same.
12880 * config/mips/mips.c (mips_build_builtin_va_list): Same.
12881 (mips16_build_function_stub): Same.
12882 (mips16_build_call_stub): Same.
12884 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
12887 * arm/constraints.md (Pa, Pb): New constraints.
12888 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
12889 split pattern to deal with them.
12891 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
12893 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
12894 fix index entry for -Xpreprocessor.
12896 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12898 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12899 Add location argument to build_decl call.
12900 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
12901 (rs6000_init_builtins): Same.
12902 (spe_init_builtins): Same.
12903 (rs6000_gimplify_va_arg): Add location argument to
12904 create_artificial_label call.
12906 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
12908 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
12909 * combine-stack-adj.c (pass_stack_adjustments): Use it.
12910 * Makefile.in: Fix GGC dependency for gcse.o.
12912 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12914 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
12915 * gimple-pretty-print.c (dump_gimple_stmt): Same.
12916 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
12918 * c-parser.c (c_parser_binary_expression): Use current column while
12919 building binary operations.
12920 * common.opt (fshow-column): Enable by default.
12921 * tree-vrp.c (check_array_ref): Use warning_at.
12922 (check_array_bounds): Use location from call back if expr has no
12924 * tree.h: Add location argument to maybe_fold_*.
12925 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
12926 (maybe_fold_offset_to_array_ref): Add location argument and use it.
12927 (maybe_fold_offset_to_component_ref): Same.
12928 (maybe_fold_offset_to_reference): Same.
12929 (maybe_fold_offset_to_address): Same.
12930 (maybe_fold_stmt_indirect): Same.
12931 (maybe_fold_stmt_addition): Same.
12932 (fold_stmt_r): Pass location to maybe_fold_*.
12933 (fold_gimple_assign): Same.
12934 * c-tree.h: Add location argument to finish_decl,
12935 default_function_array_conversion, store_init_value.
12936 * c-decl.c (define_label): Use error_at.
12937 (c_make_fname_decl): Pass location to finish_decl.
12938 (finish_decl): New location argument.
12939 (build_compound_literal): Pass location to store_init_value.
12940 (grokdeclarator): Pass location to finish_decl.
12942 * c-typeck.c (array_to_pointer_conversion): New location argument.
12943 (function_to_pointer_conversion): Same.
12944 (default_function_array_conversion): Same.
12945 (parser_build_unary_op): Pass location to overflow_warning.
12946 (parser_build_binary_op): Same. Use warning_at.
12947 (build_unary_op): Pass location to array_to_pointer_conversion.
12948 (build_c_cast): Pass location to digest_init.
12949 (build_modify_expr): New location argument.
12950 (convert_for_assignment): Same.
12951 (store_init_value): Same.
12952 (digest_init): Same.
12953 (output_init_element): Pass location to digest_init and
12954 array_to_pointer_conversion.
12955 (c_finish_return): Pass location to convert_for_assignment.
12956 * gimplify.c (gimplify_conversion): Pass location to
12957 maybe_fold_offset_to_address.
12958 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
12959 to maybe_fold_stmt_addition.
12960 * c-omp.c (c_finish_omp_atomic): Pass new location to
12962 (c_finish_omp_for): Same.
12963 * c-common.c (overflow_warning): New argument.
12964 * c-common.h: New argument to build_modify_expr, overflow_warning.
12965 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
12967 (c_parser_initializer): Pass location to
12968 default_function_array_conversion.
12969 (c_parser_initelt): Same.
12970 (c_parser_initval): Same.
12971 (c_parser_asm_operands): Same.
12972 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
12973 (c_parser_conditional_expression): Same.
12974 (c_parser_binary_expression): Add location info to stack. Use it.
12975 (c_parser_unary_expression): Pass location to
12976 default_function_array_conversion, parser_build_unary_op,
12977 build_indirect_ref, c_parser_postfix_expression_after_primary.
12978 (c_parser_postfix_expression_after_primary): New location argument.
12980 (c_parser_expression_conv): Pass location to
12981 default_function_array_conversion.
12982 (c_parser_expr_list): Same.
12983 (c_parser_omp_atomic): Same.
12984 (c_parser_omp_for_loop): Same.
12985 * c-tree.h: (struct c_declarator): Add comment to id_loc.
12986 (build_array_declarator): New argument.
12987 * c-decl.c (build_array_declarator): Add location argument.
12988 (grokdeclarator): Set id_loc for cdk_array.
12989 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
12990 build_array_declarator.
12991 * tree.c (build_omp_clause): Add location argument.
12992 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
12993 (OMP_CLAUSE_LOCATION): New macro.
12994 (struct tree_omp_clause): Add location field.
12995 (build_omp_clause): Add argument.
12996 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
12997 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
12999 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13000 (cp_parser_omp_clause_collapse): Same.
13001 (cp_parser_omp_clause_default): Same.
13002 (cp_parser_omp_clause_if): Same.
13003 (cp_parser_omp_clause_nowait): Same.
13004 (cp_parser_omp_clause_num_threads): Same.
13005 (cp_parser_omp_clause_ordered): Same.
13006 (cp_parser_omp_clause_schedule): Same.
13007 (cp_parser_omp_clause_untied): Same.
13008 (cp_parser_omp_for_loop): Same.
13009 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13010 * c-tree.h (c_start_case): Add location argument.
13011 (c_process_expr_stmt): Same.
13012 (c_finish_goto_*): Same.
13013 * tree-parloops.c (initialize_reductions): Pass location to
13015 (create_parallel_loop): Same.
13016 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13017 (gfc_trans_omp_reduction_list): Same.
13018 (gfc_trans_omp_clauses): Same.
13019 (gfc_trans_omp_do): Same.
13020 * c-typeck.c (c_finish_goto_label): Same.
13021 (c_finish_goto_ptr): New location argument.
13022 (c_start_case): Same.
13023 (emit_side_effect_warnings): Same.
13024 (c_process_expr_stmt): Same.
13025 (c_finish_stmt_expr): Same.
13026 (c_finish_omp_clauses): Use error_at instead of error.
13027 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13029 * c-omp.c (c_split_parallel_clauses): New location argument.
13030 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13031 to build_omp_clause.
13032 (convert_local_reference_stmt): Same.
13033 (convert_gimple_call): Same.
13034 * c-common.h (c_split_parallel_clauses): New argument.
13035 * c-parser.c (c_parser_statement_after_labels): Pass location to
13036 c_finish_goto_label.
13037 (c_parser_switch_statement): Pass location to c_start_case.
13038 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13039 and c_process_expr_stmt.
13040 (c_parser_omp_variable_list): Add location argument.
13041 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13042 (c_parser_omp_clause_default): Same.
13043 (c_parser_omp_clause_if): Same.
13044 (c_parser_omp_clause_num_threads): Same.
13045 (-c_parser_omp_clause_ordered): Same.
13046 (c_parser_omp_clause_reduction): Pass location to
13047 c_parser_omp_variable_list.
13048 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13049 (c_parser_omp_clause_untied): Same.
13050 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13051 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13053 * c-tree.h (check_for_loop_decls, undeclared_variable,
13054 build_component_ref, build_array_ref, build_external_ref,
13055 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13056 build_conditional_expr, build_compound_expr, c_cast_expr,
13057 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13058 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13060 * c-semantics.c (build_stmt): Same.
13061 (build_case_label): Same.
13062 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13063 (undeclared_variable): New argument.
13064 (make_label): Same.
13065 (lookup_label): Pass location on down.
13066 (define_label): Same.
13067 (finish_decl): Same.
13068 (build_compound_literal): Same.
13069 (finish_struct): Same.
13070 (finish_function): Do not set location here.
13071 (check_for_loop_decls): New argument.
13072 * tree.c (save_expr): Set location.
13073 (build_empty_stmt): New argument.
13074 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13075 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13076 * builtins.c (gimplify_va_arg_expr): Use locations.
13077 (expand_builtin_sync_operation): Same.
13078 * c-typeck.c (build_component_ref): New argument.
13079 (build_array_ref): Same.
13080 (build_external_ref): Same.
13081 (c_expr_sizeof_expr): Same.
13082 (c_expr_sizeof_type): Same.
13083 (parser_build_unary_op): Same.
13084 (build_conditional_expr): Same.
13085 (build_compound_expr): Pass location on down.
13086 (build_compound_expr): New argument.
13087 (build_c_cast): Same.
13088 (c_cast_expr): Same.
13089 (build_asm_expr): Same.
13090 (c_finish_return): Same.
13091 (c_process_expr_stmt): Pass location on down.
13092 (c_finish_stmt_expr): New argument.
13093 (push_clenaup): Same.
13094 (c_finish_omp_parallel): Same.
13095 (c_finish_omp_task): Same.
13096 * gimplify.c (gimplify_call_expr): Pass location on down.
13097 * c-omp.c (c_finish_omp_master): New argument.
13098 (c_finish_omp_critical): Same.
13099 (c_finish_omp_ordered): Same.
13100 (c_finish_omp_barrier): Same.
13101 (-c_finish_omp_taskwait): Same.
13102 (c_finish_omp_atomic): Same.
13103 (c_finish_omp_flush): Same.
13104 * tree-inline.c (copy_tree_body_r): Pass location on down.
13105 (inline_forbidden_p): Remove use of input_location.
13106 * c-gimplify.c (c_build_bind_expr): New argument.
13107 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13108 (c_sizeof_or_alignof_type): New argument.
13109 (c_alignof_expr): Same.
13110 (build_va_arg): Same.
13111 (c_add_case_label): Same.
13112 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13113 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13114 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13115 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13116 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13117 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13119 * stub-objc.c (objc_build_selector_expr): Same.
13120 (objc_build_throw_stmt): Same.
13121 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13122 (c_parser_initelt): Same.
13123 (c_parser_compound_statement): Same.
13124 (c_parser_compound_statement_nostart): Same.
13125 (c_parser_label): Same.
13126 (c_parser_statement_after_labels): Same.
13127 (c_parser_if_body): Same.
13128 (c_parser_else_body): Same.
13129 (c_parser_if_statement): Same.
13130 (c_parser_switch_statement): Same.
13131 (c_parser_while_statement): Same.
13132 (c_parser_do_statement): Same.
13133 (c_parser_for_statement): Same.
13134 (c_parser_asm_statement): Same.
13135 (c_parser_conditional_expression): Same.
13136 (c_parser_binary_expression): Same.
13137 (c_parser_cast_expression): Same.
13138 (c_parser_unary_expression): Same.
13139 (c_parser_sizeof_expression): Same.
13140 (c_parser_alignof_expression): Same.
13141 (c_parser_postfix_expression): Same.
13142 (c_parser_expression): Same.
13143 (c_parser_objc_receiver): Same.
13144 (c_parser_omp_variable_list): Same.
13145 (c_parser_omp_structured_block): Same.
13146 (c_parser_omp_atomic): New argument.
13147 (c_parser_omp_barrier): Same.
13148 (c_parser_omp_critical): Same.
13149 (c_parser_omp_flush): Pass location on down.
13150 (c_parser_omp_for_loop): New argument.
13151 (c_parser_omp_for): Same.
13152 (c_parser_omp_master): Same.
13153 (c_parser_omp_ordered): Same.
13154 (c_parser_omp_sections_scope): Same.
13155 (c_parser_omp_sections): Same.
13156 (c_parser_omp_parallel): Same.
13157 (c_parser_omp_single): Same.
13158 (c_parser_omp_task): Same.
13159 (c_parser_omp_taskwait): Pass location on down.
13160 (c_parser_omp_construct): Same.
13161 (c_parser_omp_threadprivate): Same.
13162 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13163 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13164 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13165 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13166 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13167 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13168 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13169 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13170 config/i386/i386.c, stmt.c:
13171 Add location argument to the following function definitions and/or
13172 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13173 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13174 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13175 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13176 do_case, c_finish_bc_stmt, build_compound_literal,
13177 build_function_call.
13178 * c-decl.c (build_compound_literal): Add location argument.
13179 Make all diagnostic calls use location.
13180 (start_struct): Same.
13181 (finish_struct): Same.
13182 (start_enum): Same.
13183 (build_enumerator): Same.
13184 (start_function): Same.
13185 (grokdeclarator): Make all diagnostic calls use location.
13186 (store_parm_decls_oldstyle): Same.
13187 * c-typeck.c (build_function_call): Add location argument.
13188 Make all diagnostic calls use location.
13190 (c_finish_bc_stmt): Same.
13191 * tree-nested.c (get_trampoline_type): Add argument.
13192 Pass location to build_decl.
13193 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13194 * rtl.h (RTL_LOCATION): New.
13195 * c-common.c (c_add_case_label): Add location argument.
13196 Make all diagnostic calls use location.
13197 * c-common.h: Add location argument to make_fname_decl, do_case,
13198 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13199 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13200 Set it appropriately for every case. Pass enum_loc to start_enum
13201 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13203 (c_parser_struct_or_union_specifier): Save location. Use it for
13204 start_struct, finish_struct, and parser_xref_tag.
13206 2009-06-12 Ian Lance Taylor <iant@google.com>
13208 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13210 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13211 cpp_opts->warn_cxx_operator_names.
13213 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13216 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13217 is returns NULL and OP is a VCE, look through the VCE.
13219 2009-06-12 Ian Lance Taylor <iant@google.com>
13222 * collect2.c (main): Use CONST_CAST2 in code inside #if
13223 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13225 2009-06-12 Joey Ye <joey.ye@intel.com>
13227 PR middle-end/39146
13228 * cfgexpand.c (get_decl_align_unit): Update
13229 max_used_stack_slot_alignment with align instead of
13230 stack_alignment_needed.
13232 * function.c (assign_stack_local_1): Update
13233 max_used_stack_slot_alignment with alignment_in_bits instead
13234 of stack_alignment_needed.
13235 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13238 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13240 * dwarf2out.c (last_var_location_insn): New variable.
13241 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13242 (dwarf2out_var_location): Don't record anything after last real
13243 insn. Only change labels if there were any real instructions
13244 in between last note and this one, or if changed sections.
13246 2009-06-11 Richard Henderson <rth@redhat.com>
13248 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13249 note when storing the frame pointer in a register.
13250 (FRP): Don't redefine to nothing for epilogue.
13251 (alpha_expand_epilogue): Mark register and sp restores.
13252 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13254 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13255 when gen_lowpart is needed.
13257 2009-06-11 Richard Henderson <rth@redhat.com>
13259 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13261 * dwarf2out.c (need_data_align_sf_opcode): New.
13262 (div_data_align): Move earlier.
13263 (def_cfa_1, reg_save): Use it.
13265 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13267 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13268 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13269 (ix86_handle_option): Handle OPT_mcrc32.
13270 (ix86_target_string): Add -mcrc32.
13271 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13273 * config/i386/i386.h (TARGET_CRC32): New.
13275 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13276 (sse4_2_crc32di): Likewise.
13278 * config/i386/i386.opt (mcrc32): New.
13280 * doc/invoke.texi: Document -mcrc32.
13282 2009-06-11 Richard Henderson <rth@redhat.com>
13284 * common.opt (gdwarf-): Accept a version number.
13285 * doc/invoke.texi (gdwarf-): Update docs.
13286 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13287 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13288 version level, and record it.
13290 * dwarf2.h (DW_CIE_VERSION): Remove.
13291 * dwarf2out.c (DWARF_VERSION): Remove.
13292 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13293 (output_call_frame_info): Use CIE version 3 for dwarf3,
13294 or if the return register column is out of range for version 1.
13295 (dwarf_stack_op_name): Add all dwarf3 values.
13296 (DEBUG_PUBTYPES_SECTION): New.
13297 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13298 encoding change for dwarf3.
13299 (output_die) [dw_val_class_die_ref]: Likewise.
13300 (output_compilation_unit_header): Emit correct version for dwarf3.
13301 (output_line_info): Likewise.
13302 (output_pubnames): Update for DWARF_VERSION removal.
13303 (output_aranges): Likewise.
13304 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13305 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13306 (dwarf2out_finish): Likewise.
13308 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13310 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13313 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13316 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13317 * builtins.c (expand_builtin_unreachable): New function.
13318 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13319 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13320 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13322 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13323 searching for missing barriers.
13325 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13327 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13328 when -fprofile-generate* was passed.
13329 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13331 2009-06-11 Anthony Green <green@moxielogic.com>
13333 * config/moxie/moxie.md: Define length attribute for all instructions.
13335 (*b<cond:code>): Support limited branch ranges for new PC-relative
13336 branch instructions.
13337 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13339 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13341 * config/i386/i386.c (min_insn_size): Use get_attr_length
13342 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13343 For __asm return 0.
13345 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13346 instead of emit_insn_before.
13348 2009-06-10 Ian Lance Taylor <iant@google.com>
13351 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13354 2009-06-10 Revital Eres <eres@il.ibm.com>
13356 * passes.c (init_optimization_passes): Reschedule
13357 predictive-commoning pass before complete unroll pass.
13359 2009-06-10 Martin Jambor <mjambor@suse.cz>
13361 * cgraph.c (cgraph_node_can_be_local_p): New function.
13362 (cgraph_make_node_local): New function.
13363 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13364 (cgraph_make_node_local): Declare.
13366 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13368 * tree.h (tree_base): Add packed_flag and user_align fields.
13369 Decrease size of spare field.
13370 (TYPE_USER_ALIGN): Use user_align from tree_base.
13371 (DECL_USER_ALIGN): Likewise.
13372 (TYPE_PACKED): Use packed_flag from tree_base.
13373 (DECL_PACKED): Likewise.
13374 (tree_type): Delete packed_flag and user_align fields. Widen
13375 precision field. Widen mode field and shuffle fields to align
13376 mode on an 8-bit boundary.
13377 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13378 Renumber decl_flag_* fields. Fix comments. Widen
13379 decl_common_unused field.
13380 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13381 (DECL_EXTERNAL): Likewise.
13382 (DECL_BIT_FIELD): Likewise.
13383 (DECL_NONADDRESSABLE_P): Likewise.
13384 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13385 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13387 2009-06-10 Ian Lance Taylor <iant@google.com>
13389 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13390 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13391 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13392 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13393 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13394 DEF_VEC_ALLOC_FUNC_P.
13395 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13396 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13397 DEF_VEC_ALLOC_FUNC_O.
13398 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13399 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13400 DEF_VEC_ALLOC_FUNC_I.
13401 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13402 (vec_stack_p_reserve_exact_1): Declare.
13403 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13404 (vec_stack_free): Declare.
13405 (VEC_stack_alloc): Define.
13406 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13407 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13408 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13409 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13411 (stack_vecs): New static variable.
13412 (vec_stack_p_reserve_exact_1): New function.
13413 (vec_stack_o_reserve_1): New static function.
13414 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13415 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13416 (vec_stack_free): New function.
13417 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13418 (VEC_df_ref_stack_alloc): Define.
13419 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13420 DEF_VEC_ALLOC_P_STACK.
13421 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13422 (struct df_collection_rec): Change _vec fields to VEC. Remove
13424 (df_free_collection_rec): Adjust for new fields.
13425 (df_insn_rescan): Use new df_collection_rec fields.
13426 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13427 (df_ref_create_structure, df_ref_record): Likewise.
13428 (df_get_conditional_uses, df_get_call_refs): Likewise.
13429 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13430 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13431 (df_record_exit_block_uses, df_bb_verify): Likewise.
13432 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13433 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13434 Remove count parameter. Change return type to void. Change all
13436 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13437 Remove count parameter. Change return type to void. Change all
13439 (df_install_refs): Change old_vec parameter to VEC. Remove count
13440 parameter. Change all callers.
13441 (df_install_mws): Change old_vec parameter to VEC. Remove count
13442 parameter. Change all callers.
13443 (df_refs_verify): Change new_rec parameter to VEC. Change call
13445 (df_mws_verify): Likewise.
13447 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13449 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13451 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13453 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13455 2009-06-10 Anthony Green <green@moxielogic.com>
13457 * config/moxie/crti.asm: New file.
13458 * config/moxie/crtn.asm: New file.
13459 * config/moxie/moxie.c: New file.
13460 * config/moxie/moxie.h: New file.
13461 * config/moxie/sfp-machine.h: New file.
13462 * config/moxie/moxie-protos.h: New file.
13463 * config/moxie/t-moxie: Created.
13464 * config/moxie/t-moxie-softfp: Created.
13465 * config/moxie/moxie.md: Created.
13466 * config/moxie/constraints.md: Created.
13467 * config.gcc: Add moxie support.
13468 * doc/md.texi (Machine Constraints): Add moxie constraints.
13469 * doc/contrib.texi (Contributors): Mention moxie port.
13470 * doc/install.texi (Specific): Mention the moxie port.
13472 2009-06-09 Ian Lance Taylor <iant@google.com>
13474 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13475 compiling with C++.
13476 * optabs.c (optab_table): Only use designated initializers if
13477 HAVE_DESIGNATED_INITIALIZERS is defined.
13478 (convert_optab_table): Likewise.
13479 (init_optabs): Always call init_insn_codes if
13480 HAVE_DESIGNATED_INITIALIZERS is not defined.
13482 2009-06-09 Ian Lance Taylor <iant@google.com>
13484 * targhooks.c (default_builtin_vectorized_function): Change fn
13485 parameter to unsigned int.
13486 (default_builtin_vectorized_conversion): Change code parameter to
13488 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13489 * targhooks.h: Update declarations.
13490 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13491 parameter to unsigned int.
13493 * c-typeck.c (comptypes_check_enum_int): New static function.
13494 (comptypes_internal): Add enum_and_int_p parameter. Change all
13496 (comp_target_types): Add location parameter. Change all callers.
13497 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13498 Change all callers.
13499 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13500 (build_conditional_expr): Add colon_loc parameter. Change all
13502 (convert_for_assignment): Add location parameter. Change all callers.
13503 * c-parser.c (c_parser_conditional_expression): Pass location of
13504 colon to build_conditional_expr.
13505 * c-tree.h (build_conditional_expr): Update declaration.
13507 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13509 * graphite.c: Revert previous patch.
13511 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13514 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13516 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13518 * tree-ssa-loop-prefetch.c
13519 (loop_prefetch_arrays): Fixed a portability problem in printf format
13522 2009-06-09 Martin Jambor <mjambor@suse.cz>
13524 PR tree-optimization/40351
13525 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13526 refrence to a potential artifical subaccess can be constructed.
13528 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13530 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13531 (sh_override_options): Likewise.
13532 * config/sh/sh.c: Include params.h.
13533 (sh_optimization_options): New.
13534 (sh_override_options): Likewise.
13535 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13536 (OVERRIDE_OPTIONS): Use sh_override_options.
13538 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13540 * dwarf2out.c (emit_cfa_remember): New variable.
13541 (add_fde_cfi): If emit_cfa_remember, recurse to add
13542 DW_CFA_remember_state first.
13543 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13544 instead just set emit_cfa_remember.
13546 2009-06-08 Jan Hubicka <jh@suse.cz>
13549 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13551 2009-06-08 Jan Hubicka <jh@suse.cz>
13553 PR middle-end/39834
13554 * cgraphunit.c (save_inline_function_body): Do not copy transform
13555 hooks for saved inline bodies.
13556 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13557 for given function.
13559 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13561 * jump.c (returnjump_p): Handle delayed branches. Add missing
13564 2009-06-08 Jan Hubicka <jh@suse.cz>
13566 PR middle-end/40102
13567 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13568 original node might've been modified.
13569 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13571 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13573 * tree-object-size.c (addr_object_size): Add OSI argument.
13574 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13575 (compute_builtin_object_size, expr_object_size): Adjust callers.
13576 (plus_stmt_object_size): Call addr_object_size instead of
13577 compute_builtin_object_size.
13579 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13580 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13582 * tree-ssa-loop-prefetch.c
13583 (gather_memory_references): Introduced a counter for the number of
13585 (anything_to_prefetch_p): Introduced a counter for the number of
13587 (is_loop_prefetching_profitable): New function with a cost model
13589 (loop_prefetch_arrays): Use the new cost model to determine if
13590 prefetching is profitable.
13591 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13592 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13593 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13594 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13595 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13596 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13598 2009-06-08 Michael Matz <matz@suse.de>
13601 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13602 partitions use the same.
13603 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13604 for basevars of SSA_NAMEs.
13605 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13606 to not expand them twice.
13607 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13610 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13612 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13613 (fdump-final-insns=, gtoggle): New.
13614 * doc/invoke.texi: Document them.
13615 * final.c (rest_of_clean_state): Dump final insn stream.
13616 * gcc.c (invoke_as): Hook in -fcompare-debug.
13617 (static_spec_functions): Add compare-debug-dump-opt,
13618 compare-debug-self-opt and compare-debug-auxbase-opt.
13619 (compare_debug, compare_debug_second, compare_debug_opt): New.
13620 (switches_debug_check, n_switches_debug_check): New.
13621 (debug_auxbase_opt, debug_check_temp_file): New.
13622 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13624 (do_self_spec): Handle arguments after switches.
13625 (do_spec_1): Add .gk extension to temp file basenames for compare.
13626 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13627 (cc1_options): Use it instead of normal auxbase computation for
13628 the second compare-debug compilation.
13629 (compare_files): New.
13630 (main): Set up and implement compare debug mode.
13631 (compare_debug_dump_opt_spec_function): New.
13632 (compare_debug_self_opt_spec_function): New.
13633 (compare_debug_auxbase_opt_spec_function): New.
13634 * toplev.c (process_options): Handle flag_gtoggle,
13635 flag_dump_final_insns.
13636 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13637 during -fcompare-debug-second compilation.
13639 2009-06-07 Ian Lance Taylor <iant@google.com>
13641 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13642 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13644 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13645 with no default node. Change warning with %H to warning_at.
13646 Don't clear warn_switch around case checking.
13647 * doc/invoke.texi (Warning Options): Clarify distinction between
13648 -Wswitch and -Wswitch-enum.
13650 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13652 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13654 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13656 * gbl-ctors.h: Add header guard.
13658 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13660 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13661 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13662 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13663 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13664 prototypes for removed functions.
13665 (expressions_equal_p): Move to ...
13666 * tree-ssa-sccvn.h: ... here and ...
13667 * matrix-reorg.c: ... adjust includes.
13669 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13671 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13673 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13675 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13676 (finish_function): Remove erroneous whitespace.
13678 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13680 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13681 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13683 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13685 * errors.c (internal_error): Commentary typo fix.
13686 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13687 * tree-ssa-pre.c: Ditto.
13689 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13691 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13692 them is supposed to hold actual statements.
13694 2009-06-06 Ian Lance Taylor <iant@google.com>
13696 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13697 empty statements can now have attributes.
13699 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13701 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13702 * config/mips/mips.md: Ditto.
13704 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13706 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13708 (__eabi_uconvert): Likewise.
13710 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13712 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13713 CFI_* definitions with IN_GCC.
13715 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13717 * xcoffout.h (xcoffout_source_line): Update prototype.
13719 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13721 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13722 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13724 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13726 PR middle-end/40340
13727 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13728 inlined_function_outer_scope_p blocks for artificial inlines
13730 * tree.c (tree_nonartificial_location): Rewrite using
13731 block_nonartificial_location.
13733 2009-06-05 Revital Eres <eres@il.ibm.com>
13734 Leehod Baruch <leehod@il.ibm.com>
13736 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13737 (expand_expr_real_1): Remove comment.
13738 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13739 Vectorize misaligned access when the target supports it.
13740 (vect_supportable_dr_alignment): Check for unaligned access support.
13741 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13744 2009-06-05 Julian Brown <julian@codesourcery.com>
13746 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13747 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13749 2009-06-05 Richard Guenther <rguenther@suse.de>
13752 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13753 as possibly unused.
13755 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13757 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13758 (save_gprs): Don't tell unwinder when a global register is saved.
13759 (s390_emit_epilogue): Emit needed epilogue unwind info.
13761 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13763 * dwarf2out.c (deferred_asm_name): New.
13764 (add_name_and_src_coords_attributes): Defer creation of
13765 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13767 (move_linkage_attr): New.
13768 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13771 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13773 * tree-nested.c (finalize_nesting_tree_1): Declare the
13774 frame_decl in the binding tree.
13776 2009-06-04 Cary Coutant <ccoutant@google.com>
13778 * basic-block.h (struct basic_block_def): Add discriminator field.
13779 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13781 * debug.c (do_nothing_debug_hooks): Add additional entry.
13782 (debug_nothing_int_charstar_int): New function.
13783 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13784 (debug_nothing_int_charstar_int): New declaration.
13785 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13786 discriminator value in .loc directive.
13787 * final.c (last_discriminator): New variable.
13788 (discriminator): New variable.
13789 (final_start_function): Initialize above variables, pass current
13790 discriminator to debug hook.
13791 (notice_source_line): Check for discriminator change.
13792 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13793 * sdbout.c (sdbout_source_line): New parameter.
13794 * tree-cfg.c (struct locus_discrim_map): New structure type.
13795 (discriminator_per_locus): New hash table.
13796 (build_gimple_cfg): Allocate and free discriminator hash table.
13797 (make_edges): Call assign_discriminator.
13798 (locus_map_hash): New function.
13799 (locus_map_eq): New function.
13800 (next_discriminator_for_locus): New function.
13801 (same_line_p): New function.
13802 (assign_discriminator): New function.
13803 (make_cond_expr_edges): Call assign_discriminator.
13804 (make_gimple_switch_edges): Likewise.
13805 (first_non_label_stmt): New function.
13806 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13808 * xcoffout.c (xcoffout_source_line): Add new parameter.
13810 * configure.ac (gcc_cv_as_discriminator): New configury check for
13811 gas support for discriminator.
13812 * configure: Regenerate.
13813 * config.in: Regenerate.
13815 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13817 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13818 val after checking for integers.
13820 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13822 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13824 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13825 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13826 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13827 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13828 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13829 X64_SSE_REGPARM_MAX.
13830 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13831 X64_SSE_REGPARM_MAX.
13833 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13835 * gcc.c (report_times_to_file): New.
13836 (execute): Implement it.
13837 (process_command): Support -time=.
13838 * doc/invoke.texi: Document it.
13840 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13842 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13843 that have value exprs.
13845 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13847 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13848 declarations for constants until...
13849 (dw2_output_indirect_constant_1): ... this point.
13851 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13854 * arm.md (arm_addsi3): Don't try to split an add with an
13855 eliminable register until after reload has completed.
13857 2009-06-03 Ian Lance Taylor <iant@google.com>
13859 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13860 * genattrtab.c (write_length_unit_log): Likewise.
13861 * genchecksum.c (dosum): Likewise.
13862 * gengtype.c (write_rtx_next): Likewise.
13863 (finish_root_table, write_roots): Likewise.
13864 * gimple.c (gimple_ops_offset_): Likewise.
13865 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
13866 * config/arc/arc.c (arc_attribute_table): Likewise.
13867 * config/arm/arm.c (arm_attribute_table): Likewise.
13868 * config/avr/avr.c (avr_attribute_table): Likewise.
13869 * config/crx/crx.c (crx_attribute_table): Likewise.
13870 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
13871 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
13872 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
13873 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
13874 * config/sh/sh.c (sh_attribute_table): Likewise.
13875 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
13876 * config/spu/spu.c (spu_attribute_table): Likewise.
13877 * config/v850/v850.c (v850_attribute_table): Likewise.
13879 * config/alpha/alpha.c (vms_attribute_table): Make static.
13880 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
13881 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
13882 * config/mips/mips.c (mips_attribute_table): Likewise.
13884 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
13886 (cc1-checksum.o): Likewise.
13888 2009-06-03 Steve Ellcey <sje@cup.hp.com>
13890 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
13892 2009-06-03 Jakub Jelinek <jakub@redhat.com>
13894 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
13895 insn if it is changing sp. Use gen_add3_insn instead of
13896 conditionally gen_addsi3 and gen_adddi3.
13897 (offset_below_red_zone_p): New static inline function.
13898 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
13899 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
13900 * config/rs6000/ppc-asm.h: Include auto-host.h.
13901 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
13902 CFI_RESTORE): Define.
13903 * config/rs6000/crtresxgpr.asm: Add unwind info.
13904 * config/rs6000/crtresxfpr.asm: Likewise.
13905 * config/rs6000/crtresgpr.asm: Likewise.
13906 * config/rs6000/crtresfpr.asm: Likewise.
13907 * config/rs6000/crtsavgpr.asm: Likewise.
13908 * config/rs6000/crtsavfpr.asm: Likewise.
13910 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
13911 argument of DWARF2_FRAME_REG_OUT macros.
13913 2009-06-03 Julian Brown <julian@codesourcery.com>
13915 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
13916 words or less (including TImode) in core registers.
13918 2009-06-03 Richard Guenther <rguenther@suse.de>
13920 PR middle-end/40328
13921 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
13923 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
13925 * statistics.c (statistics_counter_event): Do not record event
13926 in pass dump if its number == -1.
13927 (curr_statistics_hash): Add assert that we never get passes
13928 with static number == -1.
13930 2009-06-03 Richard Guenther <rguenther@suse.de>
13931 Andrey Belevantsev <abel@ispras.ru>
13933 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
13934 non-BLKmode arrays addressable.
13936 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
13938 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
13939 * config/m68k/m68k.h: ... here.
13941 2009-06-03 Martin Jambor <mjambor@suse.cz>
13943 PR tree-optimization/40323
13944 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
13947 2009-06-03 Richard Guenther <rguenther@suse.de>
13949 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13952 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
13954 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13955 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
13956 JUMP_TABLE_DATA_P where applicable.
13957 * config/sh/sh.c: Ditto.
13958 * config/sh/sh.h: Ditto.
13959 * config/sh/sh.md: Ditto.
13960 * config/sh/symbian.c: Ditto.
13962 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
13964 * config/i386/driver-i386.c (describe_cache): Optimize
13965 concatenation of strings. Use snprintf instead of sprintf.
13966 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
13967 target when not compiling with GCC.
13969 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
13971 * config/sh/sh.c: Revert last change.
13972 (sh_expand_epilogue): Emit a blockage insn before the frame
13973 pointer adjustment unconditionally.
13975 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13977 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
13978 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
13979 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
13980 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
13981 to COLLECT_GCC_OPTIONS.
13983 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13985 * collect2.c (target_system_root): New variable.
13986 (main): Handle --sysroot=.
13987 (ignore_library): Strip the sysroot from the library path.
13989 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13991 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
13992 (collect2.o): Depend on collect2-aix.h.
13993 (collect2-aix.o): New rule.
13994 * collect2-aix.h: New file.
13995 * collect2-aix.c: Likewise.
13996 * collect2.c: Include collect2-aix.h. Don't undefine
13997 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
13998 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
13999 Use TARGET_AIX_VERSION instead of _AIX51.
14000 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14001 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14002 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14003 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14004 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14006 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14008 * collect2.c (ignore_library): Avoid premature post-increment
14009 and null deference.
14011 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14013 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14014 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14015 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14016 CROSS_DIRECTORY_STRUCTURE too.
14017 (LINK_LIBG_SPEC): Likewise.
14018 (LIB_SPEC): Add %R to sysroot paths.
14019 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14020 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14021 * config/rs6000/aix51.h: As for aix43.h.
14022 * config/rs6000/aix52.h: Likewise.
14023 * config/rs6000/aix53.h: Likewise.
14024 * config/rs6000/aix61.h: Likewise.
14025 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14026 to the beginning of sysroot paths.
14028 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14030 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14031 INSN_LISTs that are out of the REG_NOTE range.
14033 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14035 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14036 (struct var_to_expand): Likewise.
14037 (struct opt_info): Add head and tail for linked lists of the above.
14038 (analyze_insn_to_expand_var): Initialize next.
14039 (analyze_iv_to_split_insn): Likewise.
14040 (analyze_insns_in_loop): Create linked lists.
14041 (allocate_basic_variable): Simplify for use without hash table.
14042 (insert_var_expansion_initialization): Likewise, make it type-safer.
14043 (combine_var_copies_in_loop_exit): Likewise.
14044 (apply_opt_in_copies): Walk lists rather than hash tables.
14045 (release_var_copies): Simplified and inlined by hand into...
14046 (free_opt_info): ... this function.
14048 2009-06-02 Richard Guenther <rguenther@suse.de>
14050 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14053 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14055 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14056 only for builtins that are not overridden.
14058 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14060 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14063 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14065 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14067 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14069 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14071 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14073 * common.opt (fdump-unnumbered-links): New.
14074 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14075 * print-rtl.c (flag_dump_unnumbered_links): New.
14076 (print_rtx): Test it.
14078 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14080 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14081 push/pop multiple to 8-byte alignment.
14083 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14085 * config/i386/i386.c (queued_cfa_restores): New static variable.
14086 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14088 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14089 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14090 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14091 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14092 note unconditionally.
14093 (ix86_emit_restore_regs_using_mov): Likewise.
14094 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14095 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14096 it through to ix86_emit_restore_reg_using_pop.
14097 (ix86_emit_leave): Add RED_OFFSET argument. Call
14098 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14099 instead of adding REG_CFA_OFFSET note unconditionally.
14100 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14101 the above functions. Call ix86_add_queued_cfa_restore_notes when
14104 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14105 force output of the label even for dwarf2out_do_cfi_asm.
14106 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14107 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14108 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14110 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14111 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14112 dwarf2out_cfi_label callers.
14113 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14114 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14115 Adjust dwarf2out_cfi_label callers.
14116 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14118 * config/i386/i386.h (struct machine_cfa_state,
14119 struct machine_function): Guard with ifndef USED_FOR_TARGET
14120 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14123 * emutls.c (__emutls_get_address): Change arr->size to mean number
14124 of allocated arr->data entries instead of # of slots + 1.
14126 PR middle-end/40316
14127 * recog.c (peep2_reinit_state): New function.
14128 (peephole2_init_state): Use it at the end of a basic block and also
14129 when seeing a RTX_FRAME_RELATED_P insn.
14131 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14133 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14134 fixuns_truncrfdi2): New.
14135 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14136 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14137 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14138 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14139 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14140 *recip_approx): Remove.
14141 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14142 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14143 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14145 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14148 2009-06-01 Ian Lance Taylor <iant@google.com>
14150 * attribs.c (register_attribute): Use CONST_CAST.
14151 * collect2.c (main): Use CONST_CAST2.
14152 (scan_prog_file): Likewise.
14153 * gcc.c (process_command, main): Likewise.
14154 * toplev.c (toplev_main): Likewise.
14156 * c-typeck.c (handle_warn_cast_qual): New static function,
14157 partially broken out of build_c_cast.
14158 (build_c_cast): Call handle_warn_cast_qual.
14159 * doc/invoke.texi (Warning Options): Document new effect of
14162 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14164 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14165 (diagnostic_report_current_module): Print columns.
14166 * common.opt (flag_show_column): Enable by default.
14168 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14170 * alias.c (find_base_term): Check for NULL term before returning.
14172 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14174 Revert due to PR40320:
14175 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14176 * calls.c (emit_library_call_value_1): Don't force_operand for move
14179 2009-06-01 Olivier Hainque <hainque@adacore.com>
14180 Eric Botcazou <ebotcazou@adacore.com>
14182 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14183 to be processed as a bitfield for constructor output purposes.
14184 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14186 * varasm.c (oc_local_state): New type, output_constructor
14187 local state to support communication with helpers.
14188 (oc_outer_state): New type, output_constructor outer state of
14189 relevance in recursive calls.
14190 (output_constructor_array_range): New output_constructor helper,
14191 extracted code for an array range element.
14192 (output_constructor_regular_field): New output_constructor helper,
14193 extracted code for an element that is not a bitfield.
14194 (output_constructor_bitfield): New output_constructor helper,
14195 extracted code for a bitfield element. Accept an OUTER state
14196 argument for recursive processing. Recurse on record or array
14197 CONSTRUCTOR values, possibly past noop conversions.
14198 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14199 VALUE is a valid constant-valued expression for use in a static
14200 bit-field initializer.
14201 (output_constructor): Rework to use helpers. Accept and honor an
14202 OUTER state argument for recursive calls. Return total size. Be
14203 prepared for nested constructors initializing bitfields.
14204 (output_constant): Feed OUTER in calls to output_constructor.
14206 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14208 * calls.c (emit_library_call_value_1): Don't force_operand for move
14211 2009-06-01 Nick Clifton <nickc@redhat.com>
14213 * doc/invoke.texi (IA-64 Options): Fix typo.
14215 2009-06-01 Ira Rosen <irar@il.ibm.com>
14217 PR tree-optimization/39129
14218 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14220 (vect_do_peeling_for_loop_bound): Use
14221 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14222 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14223 (vect_loop_versioning): Likewise.
14224 (vect_create_cond_for_alias_checks): Fix indentation.
14225 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14227 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14228 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14229 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14230 "control flow in loop".
14231 (vect_estimate_min_profitable_iters): Use
14232 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14233 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14234 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14235 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14236 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14237 statement belongs to a group of strided accesses with the exact code
14239 (vectorizable_load): Likewise.
14240 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14241 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14243 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14245 * config/freebsd-stdint.h: New file.
14246 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14247 Add freebsd-stdint.h to tm_file.
14249 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14251 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14252 (thumb2_extendhidi2): Likewise.
14254 2009-05-31 Ian Lance Taylor <iant@google.com>
14256 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14258 2009-05-31 Ian Lance Taylor <iant@google.com>
14260 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14261 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14262 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14264 2009-05-31 Jason Merrill <jason@redhat.com>
14266 * tree-pretty-print.c (print_call_name): Take the callee, not the
14267 call itself. Make non-static. Use dump_function_name for functions.
14268 (dump_generic_node): Adjust.
14269 * diagnostic.h: Declare print_call_name.
14270 * gimple-pretty-print.c (dump_gimple_call): Use it.
14272 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14274 * config/sh/sh.md (ashldi3_std): New define_expand.
14277 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14280 * config/sh/sh.c: Include debug.h.
14281 (sh_expand_epilogue): Emit a blockage insn before the frame
14282 pointer adjustment also when dwarf2out_do_frame returns true.
14284 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14286 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14287 (thumb2_extendqidi2): New pattern.
14289 2009-05-31 Ira Rosen <irar@il.ibm.com>
14291 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14292 mark phis for renaming.
14293 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14294 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14295 Call mark_sym_for_renaming.
14296 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14297 * tree-vect-loop.c (vect_transform_loop): Remove
14298 vect_memsyms_to_rename initialization and a call to
14299 mark_set_for_renaming.
14301 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14303 PR middle-end/40304
14304 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14305 frame related even if !set_cfa && style < 0.
14307 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14309 * config/i386/mingw-tls.c: New file.
14310 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14311 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14312 defining _WIN32 but not __CYGWIN__.
14314 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14316 * configure.ac: Add MPC support.
14318 * config.in, configure: Regenerate.
14320 2009-05-29 Richard Henderson <rth@redhat.com>
14322 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14323 NOTE_INSN_BASIC_BLOCK.
14324 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14325 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14326 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14328 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14330 (add_cfi): Disable check redefining cfa away from drap.
14331 (lookup_cfa_1): Add remember argument; handle remember/restore.
14332 (lookup_cfa): Pass remember argument.
14333 (cfa_remember): New.
14334 (compute_barrier_args_size_1): Remove sibcall check.
14335 (dwarf2out_frame_debug_def_cfa): New.
14336 (dwarf2out_frame_debug_adjust_cfa): New.
14337 (dwarf2out_frame_debug_cfa_offset): New.
14338 (dwarf2out_frame_debug_cfa_register): New.
14339 (dwarf2out_frame_debug_cfa_restore): New.
14340 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14341 (dwarf2out_begin_epilogue): New.
14342 (dwarf2out_frame_debug_restore_state): New.
14343 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14344 DW_CFA_restore_state.
14345 (output_cfi_directive): Likewise.
14346 (convert_cfa_to_fb_loc_list): Likewise.
14347 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14348 * dwarf2out.h: Update.
14349 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14350 (copy_insn_1): Early out for null.
14351 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14352 and dwarf2out_frame_debug_restore_state.
14353 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14354 (prologue_insn_hash, epilogue_insn_hash): New.
14355 (free_after_compilation): Adjust freeing accordingly.
14356 (record_insns): Create hash table if needed; push insns into
14357 hash instead of array.
14358 (maybe_copy_epilogue_insn): New.
14359 (contains): Search hash table instead of array.
14360 (sibcall_epilogue_contains): Remove.
14361 (thread_prologue_and_epilogue_insns): Split eh_return insns
14362 and mark them as epilogues.
14363 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14364 scanning in terms of basic blocks.
14365 * insn-notes.def (CFA_RESTORE_STATE): New.
14366 * jump.c (returnjump_p_1): Accept EH_RETURN.
14367 (eh_returnjump_p_1, eh_returnjump_p): New.
14368 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14369 CFA_REGISTER, CFA_RESTORE): New.
14370 * rtl.def (EH_RETURN): New.
14371 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14373 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14374 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14376 * config/i386/i386.c (gen_push): Update cfa state.
14377 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14378 add a CFA_ADJUST_CFA note.
14379 (ix86_dwarf_handle_frame_unspec): Remove.
14380 (ix86_expand_prologue): Update cfa state.
14381 (ix86_emit_restore_reg_using_pop): New.
14382 (ix86_emit_restore_regs_using_pop): New.
14383 (ix86_emit_leave): New.
14384 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14385 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14386 * config/i386/i386.h (struct machine_cfa_state): New.
14387 (ix86_cfa_state): New.
14388 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14389 (eh_return_internal): Merge from eh_return_<mode>,
14390 use eh_return rtx, split w/ epilogue.
14392 2009-05-29 Ian Lance Taylor <iant@google.com>
14394 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14396 * calls.c (emit_library_call_value_1): Likewise.
14398 * c-typeck.c (c_build_va_arg): New function.
14399 * c-tree.h (c_build_va_arg): Declare.
14400 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14401 instead of build_va_arg.
14403 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14405 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14406 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14407 (ptr_difference_cost): Use affine combinations to compute it.
14408 (difference_cost): Likewise.
14409 (get_computation_cost_at): Compute more accurate cost for addresses
14410 if the ratio is a multiplier allowed in addresses.
14411 For non-addresses, consider that an additional offset or symbol is
14414 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14416 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14417 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14419 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14420 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14421 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14423 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14424 to 1 for TYPE_SSE{IADD1,CVT1}.
14425 (prefix_vex_imm8): Removed.
14426 (length_vex): Only pass 1 as second argument to
14427 ix86_attr_length_vex_default if prefix_extra is 0.
14428 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14429 (length): For prefix vex computation use length_immediate
14430 attribute instead of prefix_vex_imm8.
14431 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14432 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14433 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14434 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14435 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14436 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14437 a space in between the operands.
14438 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14439 if one operand is 0xff and the other one si, di, bp or sp.
14440 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14441 other one si, di, bp or sp.
14442 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14443 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14444 type and mode attributes.
14445 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14446 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14447 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14448 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14449 prefix_data16 attribute iff MODE_DF.
14450 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14451 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14452 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14453 constm128_operand in length_immediate computation.
14454 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14455 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14456 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14457 length_immediate attribute to 1.
14458 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14459 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14460 for certain alternatives.
14461 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14462 prefix_data16 attribute if MODE_V1DF.
14463 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14464 length_immediate to 1.
14465 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14466 length_address to 4, set mode attribute to MODE_DI.
14467 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14468 (fxam<mode>2_i387): Set length attribute to 4.
14469 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14470 *prefetch_3dnow_rex): Override length_address attribute.
14471 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14473 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14474 (constm128_operand): Removed.
14475 * config/i386/i386.c (memory_address_length): For
14476 disp && !index && !base in 64-bit mode account for SIB byte if
14477 print_operand_address can't optimize disp32 into disp32(%rip)
14478 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14479 for fs: or gs: segment.
14480 (ix86_attr_length_immediate_default): When checking if shortform
14481 is possible, truncate immediate to the length of the non-shortened
14483 (ix86_attr_length_address_default): Ignore MEM_P operands
14485 (ix86_attr_length_vex_default): Only check for DImode on
14486 GENERAL_REG_P operands.
14487 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14488 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14489 (sse_cvttps2pi): Clear prefix_rep attribute.
14490 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14492 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14493 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14494 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14495 iff operand 2 is const_int_operand.
14496 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14497 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14498 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14500 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14502 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14503 prefix_data16 attribute for movlpd and movhpd instructions.
14504 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14505 length_immediate for shufpd instruction.
14506 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14507 (avx_cmpp<avxmodesuffixf2c><mode>3,
14508 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14509 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14510 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14511 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14512 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14513 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14514 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14515 prefix_data16 attribute for the first alternative to 1.
14516 (*avx_loadlps): Override length_immediate for the first alternative.
14517 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14518 attributes for second alternative.
14519 (*vec_concatv2sf_sse4_1): Override length_immediate and
14520 prefix_data16 attributes for second alternative.
14521 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14522 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14523 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14524 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14525 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14526 prefix_data16 and length_immediate to 1.
14527 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14529 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14530 prefix_extra attribute for variants that don't have 0f prefix alone.
14531 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14532 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14533 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14534 *sse4_1_pextrd): Set length_immediate to 1.
14535 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14536 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14538 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14539 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14540 length_immediate to 1 for second alternative.
14541 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14542 prefix_extra and length_immediate attributes for the first
14544 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14546 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14547 to 1 for the first and third alternative.
14548 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14550 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14552 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14554 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14555 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14556 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14557 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14558 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14559 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14560 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14561 ssse3_psign<mode>3): Override prefix_rex attribute.
14562 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14563 (ssse3_palignrti): Override length_immediate to 1.
14564 (ssse3_palignrdi): Override length_immediate to 1, override
14565 prefix_rex attribute.
14566 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14567 (sse4a_extrqi): Override length_immediate to 2.
14568 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14569 (sse4a_insertq): Override prefix_data16 to 0.
14570 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14571 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14572 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14573 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14574 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14575 and length_immediate to 1.
14576 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14577 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14578 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14579 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14580 and length_immediate to 1.
14581 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14582 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14583 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14584 avx_ptest256): Override prefix_extra to 1.
14585 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14586 Override prefix_data16 and length_immediate to 1.
14587 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14588 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14589 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14590 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14591 prefix_data16 to 0 and prefix_extra to 2.
14592 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14593 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14595 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14596 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14597 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14598 and prefix_extra to 2.
14599 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14600 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14601 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14602 avx_vpermilvar<mode>3,
14603 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14604 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14605 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14606 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14607 Override prefix_extra to 1.
14608 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14609 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14610 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14611 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14612 prefix_extra and length_immediate to 1.
14613 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14615 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14616 to 1 for the first alternative.
14617 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14618 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14620 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14621 *movv2sf_internal_avx, *movv2sf_internal): Override
14622 prefix_rep attribute for certain alternatives.
14623 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14624 attributes for certain alternatives.
14625 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14626 attributes for certain alternatives.
14627 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14628 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14629 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14630 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14631 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14632 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14633 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14634 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14635 length_immediate to 1 if operand 2 is const_int_operand.
14636 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14637 *vec_extractv2si_1): Set length_immediate attribute to 1.
14638 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14639 using old 3DNOW insn rather than SSE/3DNOW_A.
14640 (mmx_emms, mmx_femms): Clear modrm attribute.
14642 2009-05-29 Martin Jambor <mjambor@suse.cz>
14644 * tree-sra.c: New implementation of SRA.
14646 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14647 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14648 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14649 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14650 (SRA_MAX_STRUCTURE_COUNT): Removed.
14651 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14652 * doc/invoke.texi (sra-max-structure-size): Removed.
14653 (sra-field-structure-ratio): Removed.
14655 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14657 PR middle-end/40291
14658 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14661 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14663 PR rtl-optimization/40101
14664 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14665 seqno. Adjust comment.
14666 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14667 inserting bookkeeping before a jump, the jump is not scheduled.
14668 When no positive seqno found, provide a value. Add comment.
14670 2009-05-29 Richard Guenther <rguenther@suse.de>
14672 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14673 short-cutting on the first component.
14675 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14677 PR middle-end/39958
14678 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14679 for trees other than decls/types.
14681 2009-05-29 Richard Guenther <rguenther@suse.de>
14683 * tree-ssa-operands.c (get_expr_operands): Do not handle
14684 INDIRECT_REFs in the handled-component case. Remove
14685 unused get_ref_base_and_extent case.
14686 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14687 tree_low_cst and host_integerp where possible.
14688 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14689 codes for equivalence.
14690 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14692 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14694 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14695 to tmake_file for i[34567]86-*-cygwin*.
14697 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14700 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14701 (altivec_categorize_keyword, init_vector_keywords,
14702 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14705 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14707 * tree.c (handle_dll_attribute): Check if node is
14708 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14710 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14712 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14714 (thumb2_zero_extendqidi2): Likewise.
14716 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14718 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14719 instead of gen_movrt.
14720 * config/sh/sh.md (movrt): Remove.
14722 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14724 * doc/invoke.texi (IA-64 Options):
14725 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14726 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14727 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14728 -msched-prefer-non-control-spec-insns,
14729 -msched-stop-bits-after-every-cycle,
14730 -msched-count-spec-in-critical-path,
14731 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14732 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14733 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14734 and -msched-spec-verbose.
14736 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14738 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14739 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14741 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14743 2009-05-28 Richard Guenther <rguenther@suse.de>
14745 * tree-ssa-alias.c (ao_ref_init): New function.
14746 (ao_ref_base): Likewise.
14747 (ao_ref_base_alias_set): Likewise.
14748 (ao_ref_alias_set): Likewise.
14749 (refs_may_alias_p_1): Change signature.
14750 (refs_may_alias_p): Adjust.
14751 (refs_anti_dependent_p): Likewise.
14752 (refs_output_dependent_p): Likewise.
14753 (call_may_clobber_ref_p_1): Change signature.
14754 (call_may_clobber_ref_p): Adjust.
14755 (stmt_may_clobber_ref_p_1): New function split out from ...
14756 (stmt_may_clobber_ref_p): ... here.
14757 (maybe_skip_until): Adjust signature.
14758 (get_continuation_for_phi): Likewise.
14759 (walk_non_aliased_vuses): Likewise.
14760 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14761 (ao_ref_init): Declare.
14762 (ao_ref_base): Likewise.
14763 (ao_ref_alias_set): Likewise.
14764 (stmt_may_clobber_ref_p_1): Likewise.
14765 (walk_non_aliased_vuses): Adjust.
14766 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14767 (get_ref_from_reference_ops): remove.
14768 (vn_reference_lookup_2): Adjust signature.
14769 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14770 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14771 (vn_reference_lookup): Adjust.
14772 (vn_reference_insert): Likewise.
14773 (vn_reference_insert_pieces): Adjust signature.
14774 (visit_reference_op_call): Adjust.
14775 * tree-ssa-pre.c (get_expr_type): Simplify.
14776 (phi_translate_1): Adjust.
14777 (compute_avail): Likewise.
14778 (translate_vuse_through_block): Do not re-build trees.
14779 (value_dies_in_block_x): Likewise.
14780 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14782 (vn_reference_lookup_pieces): Adjust declaration.
14783 (vn_reference_insert_pieces): Likewise.
14785 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14787 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14788 with checking disabled.
14790 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14794 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14795 macro definition for support of three-operand format aligned
14796 .comm directive in assembler on cygwin/pe/mingw target OS.
14797 * configure: Regenerate.
14798 * config.h: Regenerate.
14800 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14801 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14802 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14804 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14805 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14807 2009-05-28 Ira Rosen <irar@il.ibm.com>
14809 PR tree-optimization/40254
14810 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14811 in analysis of basic blocks.
14813 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14815 PR middle-end/33699
14816 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14817 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14818 (TARGET_INITIALIZER): Use it.
14819 * cse.c (CHEAPER): Move it up to the other macros.
14820 (insert): Rename this ...
14821 (insert_with_costs): ... to this. Add cost parameters. Update
14823 (insert): New function. Call insert_with_costs.
14824 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14825 find_reg_offset_for_const, try_const_anchors): New functions.
14826 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14827 when using a const-anchor. Call insert_const_anchors.
14828 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14829 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14831 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14833 * tree-inline.c (remap_decls): Enable nonlocalized variables
14834 when not optimizing.
14836 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14838 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14839 Simplify other tests involving optimize.
14841 2009-05-27 Tom Tromey <tromey@redhat.com>
14843 * unwind-dw2.c (_Unwind_DebugHook): New function.
14844 (uw_install_context): Call _Unwind_DebugHook.
14846 2009-05-27 Tom Tromey <tromey@redhat.com>
14848 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14850 2009-05-27 Ian Lance Taylor <iant@google.com>
14852 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14853 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14854 (ALL_LINKERFLAGS): Define.
14855 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14856 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14857 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14858 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14859 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14860 $(LINKER_FOR_BUILD).
14861 (build/gcov-iov$(build_exeext)): Likewise.
14863 2009-05-27 Julian Brown <julian@codesourcery.com>
14865 * gcse.c (target.h): Include.
14866 (can_assign_to_reg_without_clobbers_p): Check that the target allows
14867 copy of argument to a pseudo register.
14869 2009-05-27 Diego Novillo <dnovillo@google.com>
14871 * tree-ssa-live.c (dump_scope_block): Document arguments.
14872 (dump_scope_blocks): Document.
14873 (debug_scope_blocks): New.
14874 * tree-flow.h (debug_scope_blocks): Declare.
14876 2009-05-21 Denis Chertykov <denisc@overta.ru>
14878 * doc/contrib.texi (Contributors): Add myself to the list.
14880 2009-05-27 Olivier Hainque <hainque@adacore.com>
14882 * expr.c (target_align): New function. Alignment the TARGET of an
14883 assignment may be assume to have.
14884 (highest_pow2_factor_for_target): Use it instead of relying on
14885 immediate tree attributes of TARGET, not necessarily honored when
14886 intermediate bitfields are involved.
14888 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
14891 * config/i386/driver-i386.c (host_detect_local_cpu): Support
14892 AVX, SSE4, AES, PCLMUL and POPCNT.
14894 2009-05-27 Diego Novillo <dnovillo@google.com>
14896 * tree-pretty-print.c (dump_location): New.
14897 (dump_generic_node): Call it.
14898 Factor code to handle BLOCK nodes ...
14899 (dump_block_node): ... here.
14901 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
14903 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
14905 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
14907 * gcc-plugin.h: Include config.h and system.h.
14908 (IN_GCC): Define if not defined.
14910 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
14912 PR middle-end/40249
14913 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
14916 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
14918 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
14920 * config/m32r/m32r.h: Ditto.
14921 * config/m32r/m32r.md: Ditto.
14922 * config/m32r/predicates.md: Ditto.
14924 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
14926 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
14928 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
14931 (Loading plugins): typo.
14932 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
14933 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14934 (Interacting with the GCC Garbage Collector): Added new section.
14935 (Giving information about a plugin): Added new section for
14937 * ggc.h (ggc_register_root_tab): Added declaration.
14938 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
14939 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
14940 (register_callback): Improved comment in declaration.
14941 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
14942 (extra_root_vec) Added static variable for dynamic roots registration.
14943 (ggc_register_root_tab) Added new routine.
14944 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
14945 PLUGIN_GGC_MARKING event.
14946 * ggc-zone.c: Include plugin.h.
14947 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14948 * ggc-page.c: Include plugin.h.
14949 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14950 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
14951 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
14952 (register_callback): check lack of callbacks for
14953 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
14954 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
14955 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
14956 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14957 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
14958 dependency on plugin.h.
14959 (plugin.o): Added dependency on ggc.h...
14961 2009-05-26 Richard Guenther <rguenther@suse.de>
14963 PR middle-end/40248
14965 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14966 with mismatched comparison modes.
14968 * expr.c (expand_expr_real_1): Expand the operand of a
14969 VIEW_CONVERT_EXPR in its natural mode.
14971 2009-05-26 Ian Lance Taylor <iant@google.com>
14973 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
14974 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
14975 (ALL_COMPILERFLAGS): Define.
14976 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
14977 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14978 (collect2$(exeext), collect2.o): Likewise.
14979 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
14980 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
14981 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
14982 (libbackend.o, intl.o, cppdefault.o): Likewise.
14983 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14984 (build/%.o): Use $(COMPILER_FOR_BUILD).
14985 (build/gen%$(build_exeext)): Likewise.
14986 (build/gcov-iov$(build_exeext)): LIkewise.
14987 * config/t-darwin (darwin.o): Use $(COMPILER).
14988 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
14989 * config/t-sol2 (sol2-c.o): Likewise.
14990 (sol2.o): Likewise.
14991 * config/t-vxworks (vxworks.o): Likewise.
14992 * config/x-darwin (host-darwin.o): Likewise.
14993 * config/x-hpux (host-hpux.o): Likewise.
14994 * config/x-linux (host-linux.o): Likewise.
14995 * config/x-solaris (host-solaris.o): Likewise.
14996 * config/alpha/x-alpha (driver-alpha.o): Likewise.
14997 * config/arm/t-arm (arm-c.o): Likewise.
14998 * config/arm/t-pe (pe.o): Likewise.
14999 * config/arm/t-wince-pe (pe.o): Likewise.
15000 * config/i386/t-cygming (winnt.o): Likewise.
15001 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15002 * config/i386/t-cygwin (cygwin1.o): Likewise.
15003 (cygwin2.o): Likewise.
15004 * config/i386/t-i386 (i386-c.o): Likewise.
15005 * config/i386/t-interix (winnt.o): Likewise.
15006 * config/i386/t-netware (netware.o): Likewise.
15007 * config/i386/t-nwld (nwld.o): Likewise.
15008 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15009 * config/i386/x-i386 (driver-i386.o): Likewise.
15010 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15011 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15012 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15013 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15014 * config/mips/x-native (driver-native.o): Likewise.
15015 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15016 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15017 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15018 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15019 * config/score/t-score-elf (score7.o): Likewise.
15020 (score3.o): Likewise.
15021 * config/sh/t-sh (sh-c.o): Likewise.
15022 * config/sh/t-symbian (sh-c.o): Likewise.
15023 (symbian.o): Likewise.
15024 * config/spu/t-spu-elf (spu-c.o): Likewise.
15025 * config/v850/t-v850 (v850-c.o): Likewise.
15026 * config/v850/t-v850e (v850-c.o): Likewise.
15028 2009-05-26 Richard Guenther <rguenther@suse.de>
15030 PR tree-optimization/40122
15031 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15032 VECTOR_CSTs if possible.
15033 (fold_gimple_assign): Likewise.
15035 2009-05-26 Richard Guenther <rguenther@suse.de>
15037 PR middle-end/40252
15038 * fold-const.c (fold_binary): Use the correct types for building
15041 2009-05-26 Richard Guenther <rguenther@suse.de>
15043 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15044 redundant calls to merge_alias_info.
15045 (bump_vector_ptr): Likewise.
15046 * tree-ssa-copy.c (merge_alias_info): Remove.
15047 (replace_exp_1): Remove call to merge_alias_info.
15048 (propagate_tree_value): Likewise.
15049 (fini_copy_prop): Propagate points-to info.
15050 * tree-flow.h (merge_alias_info): Remove.
15052 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15054 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15056 2009-05-25 Jan Hubicka <jh@suse.cz>
15058 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15059 * cgraph.h (struct inline_summary): New filed self_wize,
15060 size_inlining_benefit, self_time and time_inlining_benefit.
15061 (struct cgraph_global_info): Replace insns by time ans size fields.
15062 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15063 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15064 (ipcp_update_callgraph): Do not touch function bodies.
15065 * ipa-inline.c: Include except.h
15066 (MAX_TIME): New constant.
15067 (overall_insns): Remove.
15068 (leaf_node_p): New.
15069 (overall_size, max_benefit): New static variables.
15070 (cgraph_estimate_time_after_inlining): New function.
15071 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15072 (cgraph_clone_inlined_nodes): Update size.
15073 (cgraph_mark_inline_edge): Update size.
15074 (cgraph_estimate_growth): Use size info.
15075 (cgraph_check_inline_limits): Check size.
15076 (cgraph_default_inline_p): Likewise.
15077 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15078 (cgraph_decide_recursive_inlining): Check size.
15079 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15081 (cgraph_decide_inlining): Likewise.
15082 (cgraph_decide_inlining_incrementally): Likewise; honor
15083 PARAM_EARLY_INLINING_INSNS.
15084 (likely_eliminated_by_inlining_p): New predicate.
15085 (estimate_function_body_sizes): New function.
15086 (compute_inline_parameters): Use it.
15087 * except.c (must_not_throw_labels): New function.
15088 * except.h (must_not_throw_labels): Declare.
15089 * tree-inline.c (init_inline_once): Kill inlining_weigths
15090 * tree-ssa-structalias.c: Avoid uninitialized warning.
15091 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15092 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15093 (PARAM_INLINE_CALL_COST): Remove.
15094 (PARAM_EARLY_INLINING_INSNS): New.
15096 2009-05-25 Richard Guenther <rguenther@suse.de>
15098 PR tree-optimization/36327
15099 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15100 callback for reference translation or lookup at the point of may-defs.
15101 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15102 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15103 for union COMPONENT_REFs.
15104 (vn_reference_lookup_3): New callback. Lookup from memset
15105 and CONSTRUCTOR assignment, translate through struct copies.
15106 (vn_reference_lookup_pieces): Make sure to not free the
15107 passed operands array. Adjust walk_non_aliased_vuses call.
15108 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15109 make sure we do not leak memory.
15111 2009-05-25 Richard Guenther <rguenther@suse.de>
15113 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15114 * tree-inline.c (expand_call_inline): Reset the escaped and
15115 callused solutions.
15116 * tree-ssa-structalias.c (pass_build_ealias): New.
15117 * tree-pass.h (pass_build_ealias): Declare.
15118 * passes.c (init_optimization_passes): Add PTA during
15119 early optimizations.
15120 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15121 and CALLUSED solutions.
15122 (dump_points_to_solution): New function, split out from ...
15123 (dump_points_to_info_for): ... here.
15124 * tree-parloops.c (parallelize_loops): Reset the escaped and
15125 callused solutions.
15127 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15130 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15131 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15133 2009-05-25 Ira Rosen <irar@il.ibm.com>
15135 PR tree-optimization/40238
15136 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15137 statements after basic block's labels.
15138 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15139 to free the allocated memory.
15141 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15143 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15144 return address with a USE.
15146 2009-05-24 Richard Guenther <rguenther@suse.de>
15148 PR middle-end/40233
15149 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15150 array type from the main variant of the inner type.
15152 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15154 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15155 definition to bool (from int) to un-break build.
15156 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15158 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15160 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15161 discard_stmt_changes): Delete.
15162 * tree-ssa-operands.c (scb_stack): Delete.
15163 (init_ssa_operands): Do not initialize it.
15164 (fini_ssa_operands): Do not free it.
15165 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15167 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15168 update_stmt, remove the others. Fix comments.
15169 * tree-dfa.c (optimize_stack_restore): Likewise.
15170 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15171 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15172 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15173 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15175 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15176 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15177 (dom_opt_finalize_block): Likewise, adjusting access to
15179 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15180 (stmts_to_rescan): Change item type to gimple.
15181 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15183 2009-05-24 Ira Rosen <irar@il.ibm.com>
15185 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15186 * tree-pass.h (pass_slp_vectorize): New pass.
15187 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15188 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15189 * tree-vectorizer.c (timevar.h): Include.
15190 (user_vect_verbosity_level): Declare.
15191 (vect_location): Fix comment.
15192 (vect_set_verbosity_level): Update user_vect_verbosity_level
15193 instead of vect_verbosity_level.
15194 (vect_set_dump_settings): Add an argument. Ignore user defined
15195 verbosity if dump flags require higher level of verbosity. Print to
15196 stderr only for loop vectorization.
15197 (vectorize_loops): Update call to vect_set_dump_settings.
15198 (execute_vect_slp): New function.
15199 (gate_vect_slp): Likewise.
15200 (struct gimple_opt_pass pass_slp_vectorize): New.
15201 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15202 access its members.
15203 (vec_info_for_bb): New function.
15204 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15205 (VECTORIZATION_ENABLED): New macro.
15206 (SLP_ENABLED, SLP_DISABLED): Likewise.
15207 (vect_is_simple_use): Add bb_vec_info argument.
15208 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15209 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15210 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15211 vect_schedule_slp, vect_analyze_slp): Likewise.
15212 (vect_analyze_stmt): Add slp_tree argument.
15213 (find_bb_location): Declare.
15214 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15215 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15216 (vect_analyze_loop_operations, vect_analyze_loop,
15217 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15218 vect_finalize_reduction, vectorizable_reduction,
15219 vectorizable_live_operation, vect_transform_loop): Likewise.
15220 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15221 skip evolution analysis if analyzing a basic block.
15222 (dr_analyze_indices): Likewise.
15223 (initialize_data_dependence_relation): Skip the test whether the
15224 object is invariant for basic blocks.
15225 (compute_all_dependences): Skip dependence analysis for data
15226 references in basic blocks.
15227 (find_data_references_in_stmt): Don't fail in case of invariant
15228 access in basic block.
15229 (find_data_references_in_bb): New function.
15230 (find_data_references_in_loop): Move code to
15231 find_data_references_in_bb and add a call to it.
15232 (compute_data_dependences_for_bb): New function.
15233 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15234 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15236 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15237 unknown dependence in basic block and fail in case of dependence in
15239 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15240 dependence instances from either loop or basic block vectorization
15242 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15243 before calling nested_in_vect_loop_p.
15244 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15245 dependence instances from either loop or basic block vectorization
15247 (vect_verify_datarefs_alignment): Likewise.
15248 (vect_enhance_data_refs_alignment): Adjust function calls.
15249 (vect_analyze_data_refs_alignment): Likewise.
15250 (vect_analyze_group_access): Fix printing. Skip different checks if
15251 DR_STEP is 0. Keep strided stores either in loop or basic block
15252 vectorization data structure. Fix indentation.
15253 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15255 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15256 dependence instances from either loop or basic block vectorization
15258 (vect_analyze_data_refs): Update comment. Call
15259 compute_data_dependences_for_bb to analyze basic blocks.
15260 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15261 case of loop vectorization. In case of basic block vectorization use
15262 data-ref itself as a base.
15263 (vect_create_data_ref_ptr): In case of basic block vectorization:
15264 don't advance the pointer, add new statements before the current
15265 statement. Adjust function calls.
15266 (vect_supportable_dr_alignment): Support only aligned accesses in
15267 basic block vectorization.
15268 * common.opt (ftree-slp-vectorize): New flag.
15269 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15270 (vect_pattern_recog_1): Likewise.
15271 * tree-vect-stmts.c (process_use): Likewise.
15272 (vect_init_vector): Add new statements in the beginning of the basic
15273 block in case of basic block SLP.
15274 (vect_get_vec_def_for_operand): Adjust function calls.
15275 (vect_finish_stmt_generation): Likewise.
15276 (vectorizable_call): Add assert that it is loop vectorization, adjust
15278 (vectorizable_conversion, vectorizable_assignment): Likewise.
15279 (vectorizable_operation): In case of basic block SLP, take
15280 vectorization factor from statement's type and skip the relevance
15281 check. Adjust function calls.
15282 (vectorizable_type_demotion): Add assert that it is loop
15283 vectorization, adjust function calls.
15284 (vectorizable_type_promotion): Likewise.
15285 (vectorizable_store): Check for outer loop only in case of loop
15286 vectorization. Adjust function calls. For basic blocks, skip the
15287 relevance check and don't advance pointers.
15288 (vectorizable_load): Likewise.
15289 (vectorizable_condition): Add assert that it is loop vectorization,
15290 adjust function calls.
15291 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15292 that it is not reduction, get vector type, call only supported
15293 functions, skip loop specific parts.
15294 (vect_transform_stmt): Check for outer loop only in case of loop
15296 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15297 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15298 for external definition.
15299 * passes.c (pass_slp_vectorize): New pass.
15300 * tree-vect-slp.c (find_bb_location): New function.
15301 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15302 check for patterns only in loops.
15303 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15304 case of multiple types in basic block SLP.
15305 (vect_mark_slp_stmts_relevant): New function.
15306 (vect_supported_load_permutation_p): Fix comment.
15307 (vect_analyze_slp_instance): Add argument. In case of basic block
15308 SLP, take vectorization factor from statement's type, check that
15309 unrolling factor is 1. Adjust function call. Save SLP instance in
15310 either loop or basic block vectorization structure. Return FALSE,
15312 (vect_analyze_slp): Add argument. Get strided stores groups from
15313 either loop or basic block vectorization structure. Return FALSE
15314 if basic block SLP failed.
15315 (new_bb_vec_info): New function.
15316 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15317 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15318 (vect_schedule_slp): Add argument. Get SLP instances from either
15319 loop or basic block vectorization structure. Set vectorization factor
15320 to be 1 for basic block SLP.
15321 (vect_slp_transform_bb): New function.
15322 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15324 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15326 * final.c (shorten_branches): Do not align labels for jump tables.
15327 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15329 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15331 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15332 Remove outdated reference to flow.c and fix nits.
15333 * doc/gccint.texi: Tweak RTL description.
15334 * doc/rtl.texi: Likewise.
15336 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15338 * config/avr/avr.c: Change my email address.
15339 * config/avr/avr.h: Likewise.
15340 * config/avr/avr.md: Likewise.
15341 * config/avr/avr-protos.h: Likewise.
15342 * config/avr/libgcc.S: Likewise.
15344 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15346 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15347 (spu_split_load, spu_split_store): Change return type to int.
15348 (spu_split_convert): Declare.
15349 * config/spu/predicates.md (spu_mem_operand): Remove.
15350 (spu_mov_operand): Update.
15351 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15352 * config/spu/spu.c (regno_aligned_for_load): Remove.
15353 (reg_aligned_for_addr, spu_expand_load): Define.
15354 (spu_expand_extv): Reimplement and handle MEM.
15355 (spu_expand_insv): Handle MEM.
15356 (spu_sched_reorder): Handle insn's with length 0.
15357 (spu_legitimate_address_p): Reimplement.
15358 (store_with_one_insn_p): Return TRUE for any mode with size
15359 larger than 16 bytes.
15360 (address_needs_split): Define.
15361 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15363 (spu_convert_move): Define.
15364 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15365 (spu_split_store): Change all MEM's to TImode.
15366 (spu_init_expanders): Preallocate registers that correspond to
15367 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15369 (spu_split_convert): Define.
15370 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15371 (_move<mode>, _movdi, _movti): Update predicate and condition.
15372 (load, store): Change to define_split.
15373 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15375 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15376 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15377 define_insn_and_split of lshr<mode>3.
15378 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15379 (<v>ashr<mode>3_imm): Define.
15380 (extv, extzv, insv): Allow MEM operands.
15381 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15382 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15383 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15384 (_spu_convert2): Change to define_insn_and_split and remove the
15385 corresponding define_peephole2.
15386 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15387 Change predicates to memory_operand.
15389 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15391 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15393 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15395 PR tree-optimization/40219
15396 * tree.c (iterative_hash_expr): Make sure the builtin function is
15397 a normal builtin function and not a front end or back end builtin
15398 before indexing into the built_in_decls array.
15400 2009-05-22 Richard Guenther <rguenther@suse.de>
15402 PR middle-end/38964
15403 * alias.c (write_dependence_p): Do not use TBAA for answering
15404 anti-dependence or output-dependence.
15405 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15406 (emit_pointer_definition): Remove.
15407 (emit_alias_warning): Likewise.
15408 (find_what_var_points_to): Remove TBAA pruning code.
15409 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15411 (compute_points_to_sets): Remove code computing the set of
15412 dereferenced pointers.
15413 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15414 oracle for querying anti and output dependencies.
15415 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15416 if TBAA may be applied.
15417 (refs_anti_dependent_p): New function.
15418 (refs_output_dependent_p): Likewise.
15419 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15420 (refs_output_dependent_p): Likewise.
15421 * doc/tree-ssa.texi (Memory model): New section.
15422 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15423 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15424 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15425 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15426 * expr.c (expand_expr_real_1): Likewise.
15427 * gimple-low.c (lower_stmt): Likewise.
15428 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15429 (dump_gimple_cdt): Remove.
15430 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15431 (gimple_size): Likewise.
15432 (walk_gimple_op): Likewise.
15433 (is_gimple_stmt): Likewise.
15434 (walk_stmt_load_store_addr_ops): Likewise.
15435 (gimple_build_cdt): Remove.
15436 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15437 * gimple.h (gimple_cdt_new_type): Remove.
15438 (gimple_cdt_new_type_ptr): Likewise.
15439 (gimple_cdt_set_new_type): Likewise.
15440 (gimple_cdt_location): Likewise.
15441 (gimple_cdt_location_ptr): Likewise.
15442 (gimple_cdt_set_location): Likewise.
15443 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15444 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15445 GIMPLE_CHANGE_DYNAMIC_TYPE.
15446 (verify_types_in_gimple_stmt): Likewise.
15447 * tree-inline.c (estimate_num_insns): Likewise.
15448 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15449 (copy_decl_to_var): Likewise.
15450 (copy_result_decl_to_var): Likewise.
15451 * tree-pretty-print.c (dump_generic_node): Do not handle
15452 CHANGE_DYNAMIC_TYPE_EXPR.
15453 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15454 * tree-ssa-operands.c (get_expr_operands): Likewise.
15455 * tree-ssa-structalias.c (struct variable_info): Remove
15456 no_tbaa_pruning member.
15457 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15458 (unify_nodes): Do not copy it.
15459 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15460 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15461 (set_uids_in_ptset): Do not check it.
15462 (find_what_var_points_to): Likewise.
15463 (compute_tbaa_pruning): Remove.
15464 (compute_points_to_sets): Do not call it.
15465 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15466 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15467 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15468 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15469 (DECL_NO_TBAA_P): Likewise.
15470 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15471 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15472 (expand_omp_atomic_pipeline): Do not set it.
15473 * print-tree.c (print_node): Do not dump it.
15474 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15477 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15480 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15483 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15485 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15488 2009-05-22 Ben Elliston <bje@au.ibm.com>
15490 * Makefile.in (bversion.h, s-bversion): New targets.
15491 (TOPLEV_H): Add bversion.h.
15492 * toplev.h: Include "bversion.h".
15493 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15494 the __format__ attribute only if compiling with the same version
15495 of GCC as the sources (the "build version").
15497 2009-05-22 Ben Elliston <bje@au.ibm.com>
15499 * c-format.c (handle_format_attribute): Fix comment typo.
15501 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15504 * config/ia64/ia64.opt (mfused-madd): New.
15505 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15506 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15507 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15508 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15509 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15510 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15511 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15512 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15513 instruction if !TARGET_FUSED_MADD.
15514 (fpma, fpms): Remove colon from name.
15516 2009-05-22 Richard Guenther <rguenther@suse.de>
15518 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15519 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15520 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15522 (create_expression_by_pieces): Only convert if necessary.
15523 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15524 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15526 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15528 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15529 regular pattern from a template and rename it ...
15530 (*extzv_truncsi_exts): ... to this.
15532 2009-05-21 Richard Guenther <rguenther@suse.de>
15534 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15535 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15536 (cgraph_default_inline_p): Likewise.
15537 (cgraph_decide_inlining_incrementally): Likewise.
15539 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15540 Uros Bizjak <ubizjak@gmail.com>
15542 * config/i386/cpuid.h (bit_MOVBE): New.
15544 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15546 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15547 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15548 (ix86_handle_option): Handle OPT_mmovbe.
15549 (ix86_target_string): Add -mmovbe.
15550 (pta_flags): Add PTA_MOVBE.
15551 (processor_alias_table): Add PTA_MOVBE to "atom".
15552 (override_options): Handle PTA_MOVBE.
15554 * config/i386/i386.h (TARGET_MOVBE): New.
15556 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15557 (*bswapsi_movbe): New.
15558 (*bswapdi_movbe): Likewise.
15559 (bswapdi2): Renamed to ...
15560 (*bswapdi_1): This.
15561 (bswapdi2): New expander.
15563 * config/i386/i386.opt (mmovbe): New.
15565 * doc/invoke.texi: Document -mmovbe.
15567 2009-05-21 Taras Glek <tglek@mozilla.com>
15569 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15570 * gcc-plugin.h (plugin_init): Updated signature.
15571 * gcc-plugin.h (plugin_name_args): Moved to this header.
15572 * doc/plugins.texi (plugin_init): Updated documention to reflect
15574 * doc/plugins.texi (plugin_name_args): Added to documention.
15576 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15578 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15579 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15581 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15583 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15584 JUMP_TABLE_DATA_P predicates where applicable.
15585 * config/i386/predicates.md: Ditto.
15586 * config/i386/sse.md: Ditto.
15588 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15590 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15591 operand2 -128 override length_immediate attribute to 1.
15592 * config/i386/predicates.md (constm128_operand): New predicate.
15594 * config/i386/i386.c (memory_address_length): Handle %r12
15595 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15597 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15598 mode look through optional ZERO_EXTEND and SUBREG.
15599 * config/i386/i386.md (R12_REG): New define_constant.
15600 (prefix_data16): For sse unit set also for MODE_TI insns.
15601 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15602 insns set if operand 1 is ext_QIreg_operand.
15603 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15604 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15606 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15607 mode from MODE_DI to MODE_SI.
15608 (movdi_1_rex64): Override modrm and length_immediate attributes
15609 only for movabs (TYPE_IMOV, alternative 2).
15610 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15611 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15612 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15613 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15614 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15615 prefix_rex attribute if DImode.
15616 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15617 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15618 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15619 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15620 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15621 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15622 Likewise. For TYPE_IMOV clear length_immediate attribute.
15623 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15624 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15625 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15626 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15627 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15628 or one operand TYPE_ISHIFT.
15629 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15630 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15631 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15632 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15633 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15634 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15635 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15636 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15637 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15638 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15639 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15640 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15641 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15642 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15643 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15644 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15645 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15646 set mode attribute, don't override length attribute.
15647 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15649 (return_internal_long): Set length attribute to 2 instead of 1.
15650 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15651 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15652 prefix_rex attribute.
15653 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15655 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15657 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15659 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15661 2009-05-20 Ian Lance Taylor <iant@google.com>
15663 * tree.c (build_tree_list_vec_stat): New function.
15664 (ctor_to_vec): New function.
15665 (build_nt_call_vec): New function.
15666 (build_call_array): Change args to be a const pointer.
15667 (build_call_vec): New function.
15668 * tree.h (build_nt_call_vec): Declare.
15669 (build_tree_list_vec_stat): Declare.
15670 (build_tree_list_vec): Define.
15671 (build_call_array): Update declaration.
15672 (build_call_vec): Declare.
15673 (ctor_to_vec): Declare.
15674 * c-common.c (tree_vector_cache): New static variable.
15675 (make_tree_vector): New function.
15676 (release_tree_vector): New function.
15677 (make_tree_vector_single): New function.
15678 (make_tree_vector_copy): New function.
15679 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15680 (make_tree_vector_single, make_tree_vector_copy): Declare.
15681 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15682 (c_parser_expr_list): Don't manage cache here, instead call
15684 (c_parser_release_expr_list): Remove static function.
15685 (c_parser_vec_to_tree_list): Remove static function.
15686 (c_parser_attributes): Call build_tree_list_vec instead of
15687 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15688 c_parser_release_expr_list.
15689 (c_parser_postfix_expression_after_primary): Likewise.
15690 (c_parser_objc_keywordexpr): Likewise.
15692 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15694 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15695 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15696 TARGET_CONVERT_TO_TYPE.
15697 * hooks.c (hook_tree_const_tree_null): Define.
15698 * hooks.h (hook_tree_const_tree_null): Declare.
15699 * target.h (struct gcc_target): Add invalid_parameter_type,
15700 invalid_return_type, promoted_type, and convert_to_type fields.
15701 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15702 (TARGET_INVALID_RETURN_TYPE): Define.
15703 (TARGET_PROMOTED_TYPE): Define.
15704 (TARGET_CONVERT_TO_TYPE): Define.
15705 (TARGET_INITIALIZER): Update for new fields.
15706 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15707 (grokparms): Check targetm.invalid_parameter_type.
15708 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15709 * c-convert.c (convert): Check targetm.convert_to_type.
15711 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15713 * config/mips/mips.md (*extenddi_truncate<mode>,
15714 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15716 (*extendhi_truncateqi): New define_insn_and_sptit.
15718 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15720 PR middle-end/40204
15721 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15722 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15724 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15726 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15727 the operand of VIEW_CONVERT_EXPR.
15729 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15731 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15732 extended family and model for Intel processors. Support Intel Atom.
15734 2009-05-20 Olivier Hainque <hainque@adacore.com>
15736 * gstab.h (stab_code_type): Define, to be used instead of the
15737 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15739 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15740 occurrences by stab_code_type.
15741 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15743 2009-05-20 Martin Jambor <mjambor@suse.cz>
15745 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15746 (sra_insert_before): Likewise.
15747 (sra_insert_after): Likewise.
15748 (sra_init_cache): Likewise.
15749 (sra_type_can_be_decomposed_p): Likewise.
15750 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15751 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15752 (sra_insert_before): Likewise.
15753 (sra_insert_after): Likewise.
15754 (sra_init_cache): Likewise.
15755 (insert_edge_copies_seq): Made static and moved upwards.
15757 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15760 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15762 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15763 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15766 2009-05-20 Richard Guenther <rguenther@suse.de>
15768 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15769 with mismatched comparison modes.
15771 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15773 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15774 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15775 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15776 with shifts for Thumb2.
15777 (orsi_notsi): New for orn.
15778 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15779 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15780 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15781 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15782 Don't invert remainder for IOR.
15784 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15786 PR tree-optimization/40087
15787 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15788 number_of_iterations_ne): Rename never_infinite argument.
15789 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15790 number_of_iterations_le): Handle pointer-type ivs when
15791 exit_must_be_taken is false.
15792 (number_of_iterations_cond): Do not always assume that
15793 exit_must_be_taken if the control variable is a pointer.
15795 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15797 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15798 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15800 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15802 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15803 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15805 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15808 * c.opt (Wlogical-op): Disabled by default.
15809 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15811 * doc/invoke.texi (Wlogical-op): Likewise.
15813 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15815 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15817 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15818 Propagate the type of the first operand.
15819 <ASSERT_EXPR>: Simplify.
15820 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15821 Rewrite using the RHS code as discriminant.
15822 <NOP_EXPR>: Turn into CASE_CONVERT.
15823 <PLUS_EXPR>: Propagate the type of the first operand.
15825 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15827 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15828 (ia64_dconst_0_375): New.
15829 * config/ia64/ia64.c (ia64_override_options): Remove
15830 -minline-sqrt-min-latency warning.
15831 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15832 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15833 * config/ia64/ia64.md (*sqrt_approx): Remove.
15834 (sqrtsf2): Remove #if 0.
15835 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15836 (sqrtdf): Remove assert.
15837 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15838 (sqrtxf2): Remove #if 0.
15839 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15840 * div.md (sqrt_approx_rf): New.
15841 (sqrtsf2_internal_thr): New implementation.
15842 (sqrtsf2_internal_lat): New.
15843 (sqrtdf2_internal_thr: New implementation.
15844 (sqrtxf2_internal): New implementation.
15846 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15847 Hans-Peter Nilsson <hp@axis.com>
15849 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15850 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15851 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15852 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15853 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15854 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15855 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15856 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15857 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15858 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15859 * c-common.c: ...from here.
15861 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15863 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15865 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15867 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
15869 2009-05-19 Ben Elliston <bje@au.ibm.com>
15871 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
15872 assignments with memcpy calls.
15873 (add_fdes): Likewise.
15874 (binary_search_unencoded_fdes): Likewise.
15875 (linear_search_fdes): Eliminate type puns.
15877 2009-05-19 Richard Guenther <rguenther@suse.de>
15879 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
15880 not falsely claim to have propagated into all uses.
15882 2009-05-19 Ben Elliston <bje@au.ibm.com>
15884 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
15887 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15889 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
15890 * config/sh/sh.c (sh_legitimate_address_p): Make static.
15891 (TARGET_LEGITIMATE_ADDRESS_P): New.
15892 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15893 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15895 2009-05-18 Dodji Seketeli <dodji@redhat.com>
15898 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
15899 child of the containing namespace's DIE.
15901 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
15903 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
15904 *zero_extendhi_truncqi): Move after the zero_extend patterns.
15905 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
15908 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
15911 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
15912 gen_align with gen_pad.
15913 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
15914 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
15916 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
15917 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
15919 * config/i386/i386.md (align): Renamed to ...
15920 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
15921 ASM_OUTPUT_MAX_SKIP_PAD.
15923 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
15925 * config.gcc: Fix variable syntax.
15928 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
15929 before calling exact_log2.
15930 (output_iorsi3): Likewise.
15931 (output_xorsi3): Likewise.
15933 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15935 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
15936 for the none zero constant operand except for EQ and NE
15937 comprisons even when the first operand is R0.
15939 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
15941 * config/s390/2064.md: Remove trailing whitespaces.
15942 * config/s390/2084.md: Likewise.
15943 * config/s390/constraints.md: Likewise.
15944 * config/s390/fixdfdi.h: Likewise.
15945 * config/s390/libgcc-glibc.ver: Likewise.
15946 * config/s390/s390-modes.def: Likewise.
15947 * config/s390/s390-protos.h: Likewise.
15948 * config/s390/s390.c: Likewise.
15949 * config/s390/s390.h: Likewise.
15950 * config/s390/s390.md: Likewise.
15951 * config/s390/tpf-unwind.h: Likewise.
15953 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15955 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
15957 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15960 * configure.ac (m68k-*-*): Check if binutils support TLS.
15961 * configure: Regenerate.
15962 * config/m68k/predicates.md (symbolic_operand): Extend comment.
15963 * config/m68k/constraints.md (Cu): New constraint.
15964 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
15965 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
15966 (movsi): Handle TLS symbols.
15967 (addsi3_5200): Handle XTLS symbols, indent.
15968 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
15969 (m68k_tls_reference_p): Declare.
15970 (m68k_legitimize_address): Declare.
15971 (m68k_unwrap_symbol): Declare.
15972 * config/m68k/m68k.opt (mxtls): New option.
15973 * config/m68k/m68k.c (ggc.h): Include.
15974 (m68k_output_dwarf_dtprel): Implement hook.
15975 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15976 (m68k_expand_prologue): Load GOT pointer when function needs it.
15977 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
15978 (m68k_legitimate_constant_address_p): Same.
15979 (m68k_decompose_address): Handle TLS references.
15980 (m68k_get_gp): New static function.
15981 (enum m68k_reloc): New contants.
15982 (TLS_RELOC_P): New macro.
15983 (m68k_wrap_symbol): New static function.
15984 (m68k_unwrap_symbol): New function.
15985 (m68k_final_prescan_insn_1): New static function.
15986 (m68k_final_prescan_insn): New function.
15987 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
15989 (legitimize_pic_address): Handle TLS references..
15990 (m68k_tls_get_addr, m68k_get_tls_get_addr)
15991 (m68k_libcall_value_in_a0_p)
15992 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
15993 (m68k_call_m68k_read_tp): Helper variables and functions for ...
15994 (m68k_legitimize_tls_address): Handle TLS references.
15995 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
15997 (m68k_legitimize_address): Handle TLS symbols.
15998 (m68k_get_reloc_decoration): New static function.
15999 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16001 (m68k_output_dwarf_dtprel): Implement hook.
16002 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16003 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16004 m68k_call_* routines.
16005 (sched_attr_op_type): Handle TLS symbols.
16006 (gt-m68k.h): Include.
16007 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16008 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16010 2009-05-18 Martin Jambor <mjambor@suse.cz>
16012 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16013 (visit_store_addr_for_mod_analysis): New function.
16014 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16015 (determine_cst_member_ptr): Use gimple_assign_single_p.
16016 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16017 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16018 operands. Don't check number of operands of a NOP_EXPR.
16020 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16022 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16024 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16027 * c-common.c (warn_logical_operator): Don't warn if one of
16028 expression isn't always true or false.
16030 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16032 * config/i386/biarch32.h: New file.
16033 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16035 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16037 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16038 *zero_extend<mode>_truncqi): Merge these into ...
16039 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16040 Name the pattern following this as *zero_extendhi_truncqi.
16042 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16044 PR middle-end/39301
16045 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16046 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16047 (output_info): Make field HOST_WIDEST_INT.
16048 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16049 (dump_bitmat_statistics): Same.
16051 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16053 * config.gcc (use_gcc_stdint): Set to wrap.
16054 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16055 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16056 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16057 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16058 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16059 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16060 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16061 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16063 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16065 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16067 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16068 Move definitions earlier.
16069 (OPT_ARCH64, OPT_ARCH32): Define.
16070 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16073 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16076 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16079 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16081 * arm.md (movdi2): Copy non-reg values to DImode registers.
16083 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16086 * final.c (label_to_max_skip): New function.
16087 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16088 CODE_LABEL_NUMBER <= max_labelno.
16089 * output.h (label_to_max_skip): New prototype.
16090 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16091 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16092 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16093 Handle CODE_LABELs with >= 16 byte alignment or with
16094 max_skip == (1 << align) - 1.
16095 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16096 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16099 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16100 .p2align 3 if MAX_SKIP is smaller than 7.
16101 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16103 2009-05-15 Ian Lance Taylor <iant@google.com>
16105 * alias.c (struct alias_set_entry_d): Rename from struct
16106 alias_set_entry. Change all uses.
16107 * except.c (struct call_site_record_d): Rename from struct
16108 call_site_record. Change all uses.
16109 * except.h (struct eh_region_d): Rename from struct eh_region.
16111 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16113 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16114 ivtype_map_elt. Change all uses.
16115 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16117 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16118 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16120 (struct sese_d): Rename from struct sese. Change all uses.
16121 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16122 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16123 * optabs.h (struct optab_d): Rename from struct optab. Change all
16125 (struct convert_optab_d): Rename from struct convert_optab.
16127 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16128 ipa_opt_pass. Change all uses.
16129 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16132 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16133 defined as a typedef.
16134 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16137 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16140 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16142 (merge_ranges): Returns bool.
16143 * tree.h (make_range): .. to here.
16144 (build_range_check): Likewise.
16145 (merge_ranges): Likewise. Renamed from merge_ranges.
16146 * c-typeck.c (parser_build_binary_op): Update calls to
16147 warn_logical_operator.
16148 * c-common.c (warn_logical_operator): Add new warning.
16149 * c-common.h (warn_logical_operator): Update declaration.
16151 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16153 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16155 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16157 * doc/install.texi: Document MPC requirements, flags etc.
16159 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16160 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16161 Evaluate constant arguments.
16162 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16163 (fold_builtin_1): Likewise, also evaluate constant arguments.
16164 Remove superfluous break.
16165 (do_mpc_ckconv): New.
16166 * real.h: Include mpc.h.
16167 * toplev.c (print_version): Output MPC version info if available.
16169 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16171 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16173 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16175 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16178 2009-05-15 Jan Hubicka <jh@suse.cz>
16180 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16181 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16182 (try_inline): Fix return value.
16183 (cgraph_decide_inlining_incrementally): Honor new value.
16184 (cgraph_early_inlining): Handle indirect inlining.
16185 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16187 2009-05-15 Jan Hubicka <jh@suse.cz>
16189 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16190 * cgraphunit.c (cgraph_finalize_function): Set it.
16191 (cgraph_expand_function): Use it.
16193 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16195 * real.c (encode_ieee_half): Define.
16196 (decode_ieee_half): Define.
16197 (ieee_half_format): Define.
16198 (arm_half_format): Define.
16199 * real.h (ieee_half_format): Declare.
16200 (arm_half_format): Declare.
16202 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16204 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16205 swapped, and reversed optabs exist before trying to use them.
16207 2009-05-15 Paul Brook <paul@codesourcery.com>
16208 Sandra Loosemore <sandra@codesourcery.com>
16210 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16211 loads. Allow PRE_DEC.
16212 (output_move_neon): Handle PRE_DEC.
16213 (arm_print_operand): Add 'A' for neon structure loads.
16214 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16215 * config/arm/neon.md (neon_mov): Update comment.
16216 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16218 (Um): New constraint.
16220 2009-05-15 Jan Hubicka <jh@suse.cz>
16222 Revert the following patch until testsuite fallout is fixed:
16223 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16224 * cgraph.h (struct inline_summary): New filed self_wize,
16225 size_inlining_benefit, self_time and time_inlining_benefit.
16226 (struct cgraph_global_info): Replace insns by time ans size fields.
16227 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16228 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16229 (ipcp_update_callgraph): Do not touch function bodies.
16230 * ipa-inline.c: Include except.h
16231 (MAX_TIME): New constant.
16232 (overall_insns): Remove
16233 (overall_size, max_benefit): New static variables.
16234 (cgraph_estimate_time_after_inlining): New function.
16235 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16236 (cgraph_clone_inlined_nodes): Update size.
16237 (cgraph_mark_inline_edge): Update size.
16238 (cgraph_estimate_growth): Use size info.
16239 (cgraph_check_inline_limits): Check size.
16240 (cgraph_default_inline_p): Likewise.
16241 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16242 (cgraph_decide_recursive_inlining): Check size.
16243 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16245 (cgraph_decide_inlining): Likewise.
16246 (cgraph_decide_inlining_incrementally): Likewise; honor
16247 PARAM_EARLY_INLINING_INSNS.
16248 (likely_eliminated_by_inlining_p): New predicate.
16249 (estimate_function_body_sizes): New function.
16250 (compute_inline_parameters): Use it.
16251 * except.c (must_not_throw_labels): New function.
16252 * except.h (must_not_throw_labels): Declare.
16253 * tree-inline.c (init_inline_once): Kill inlining_weigths
16254 * tree-ssa-structalias.c: Avoid uninitialized warning.
16255 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16256 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16257 (PARAM_INLINE_CALL_COST): Remove.
16258 (PARAM_EARLY_INLINING_INSNS): New.
16260 2009-05-15 Richard Guenther <rguenther@suse.de>
16262 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16263 not TODO_update_ssa.
16265 2009-05-15 Richard Guenther <rguenther@suse.de>
16267 PR tree-optimization/39999
16268 * gimple.h (gimple_expr_type): Use the expression type looking
16269 through useless conversions.
16270 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16271 (vn_nary_op_insert_stmt): Likewise.
16272 (simplify_binary_expression): Likewise.
16274 2009-05-15 Richard Guenther <rguenther@suse.de>
16276 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16277 New options, enabled by default.
16278 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16280 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16281 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16282 * tree-ssa-structalias.c (gate_tree_pta): New function.
16283 (pass_build_alias): Use it.
16285 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16287 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16288 recurse on an invariant address if a conversion from a pointer
16289 type to a wider integer type is involved.
16291 2009-05-15 Jan Hubicka <jh@suse.cz>
16293 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16294 * cgraph.h (struct inline_summary): New filed self_wize,
16295 size_inlining_benefit, self_time and time_inlining_benefit.
16296 (struct cgraph_global_info): Replace insns by time ans size fields.
16297 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16298 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16299 (ipcp_update_callgraph): Do not touch function bodies.
16300 * ipa-inline.c: Include except.h
16301 (MAX_TIME): New constant.
16302 (overall_insns): Remove
16303 (overall_size, max_benefit): New static variables.
16304 (cgraph_estimate_time_after_inlining): New function.
16305 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16306 (cgraph_clone_inlined_nodes): Update size.
16307 (cgraph_mark_inline_edge): Update size.
16308 (cgraph_estimate_growth): Use size info.
16309 (cgraph_check_inline_limits): Check size.
16310 (cgraph_default_inline_p): Likewise.
16311 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16312 (cgraph_decide_recursive_inlining): Check size.
16313 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16315 (cgraph_decide_inlining): Likewise.
16316 (cgraph_decide_inlining_incrementally): Likewise; honor
16317 PARAM_EARLY_INLINING_INSNS.
16318 (likely_eliminated_by_inlining_p): New predicate.
16319 (estimate_function_body_sizes): New function.
16320 (compute_inline_parameters): Use it.
16321 * except.c (must_not_throw_labels): New function.
16322 * except.h (must_not_throw_labels): Declare.
16323 * tree-inline.c (init_inline_once): Kill inlining_weigths
16324 * tree-ssa-structalias.c: Avoid uninitialized warning.
16325 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16326 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16327 (PARAM_INLINE_CALL_COST): Remove.
16328 (PARAM_EARLY_INLINING_INSNS): New.
16329 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16330 (inline-call-cost): Remove.
16331 (early-inlining-insns): New.
16333 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16335 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16337 (print_int_cst_bounds_in_octal_p): Likewise.
16338 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16340 * dwarf2out.c (base_type_die): Likewise.
16341 (is_subrange_type): Delete.
16342 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16343 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16344 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16345 if the destination type is boolean.
16346 (build_range_check): Do not special-case subtypes.
16347 (fold_sign_changed_comparison): Likewise.
16348 (fold_unary): Likewise.
16349 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16350 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16351 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16352 * tree.c (subrange_type_for_debug_p): New predicate based on the
16353 former is_subrange_type.
16354 * tree.h (subrange_type_for_debug_p): Declare.
16355 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16356 (convert_affine_scev): Remove call to above function.
16357 (chrec_convert_aggressive): Likewise.
16358 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16359 false for conversions involving subtypes.
16360 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16361 (vrp_val_min): Likewise.
16362 (needs_overflow_infinity): Likewise.
16363 (extract_range_from_unary_expr): Likewise.
16365 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16367 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16368 * config/frv/frv.c: Likewise.
16369 * config/s390/s390.c: Likewise.
16370 * config/sparc/sparc.h: Likewise.
16371 * config/i386/i386.h: Likewise.
16372 * config/i386/i386.c: Likewise.
16373 * config/crx/crx.c: Likewise.
16374 * config/m68hc11/m68hc11.h: Likewise.
16375 * config/iq2000/iq2000.c: Likewise.
16376 * config/mn10300/mn10300.h: Likewise.
16377 * config/mn10300/mn10300.c: Likewise.
16378 * config/m68k/m68k.c: Likewise.
16379 * config/rs6000/rs6000.c: Likewise.
16380 * config/rs6000/xcoff.h: Likewise.
16381 * config/rs6000/linux64.h: Likewise.
16382 * config/rs6000/sysv4.h: Likewise.
16383 * config/score/score3.c: Likewise.
16384 * config/score/score7.c: Likewise.
16385 * config/score/score.c: Likewise.
16386 * config/arm/arm.md: Likewise.
16387 * config/mips/mips.c: Likewise.
16388 * config/mips/mips.md: Likewise.
16389 * config/bfin/bfin.h: Likewise.
16390 * config/pa/pa.c: Likewise.
16391 * config/pa/constraints.md: Likewise.
16393 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16394 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16395 * config/pdp11/pdp11.h: Use memory_address_p instead.
16397 2009-05-14 Ian Lance Taylor <iant@google.com>
16399 * passes.c (finish_optimization_passes): Change i to int.
16400 * plugin.c (plugins_active_p): Change event to int.
16401 (dump_active_plugins): Likewise.
16402 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16404 * tree.c (tree_range_check_failed): Change c to unsigned int.
16405 (omp_clause_range_check_failed): Likewise.
16406 (build_common_builtin_nodes): Change mode to int. Add cast.
16407 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16408 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16410 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16411 ++ or -- with a variable of enum type.
16413 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16416 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16418 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16420 * store-motion.c: Do not include params.h
16421 * Makefile.in: Fix dependencies for various files.
16423 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16425 * auto-inc-dec.c: Fix pass description, remove apparent
16426 accidental duplication.
16428 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16430 PR middle-end/40147
16431 * ipa-utils.h (memory_identifier_string): Moved to ...
16432 * tree.h (memory_identifier_string): Here. Add GTY(()).
16434 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16436 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16437 in the former documentation of...
16438 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16439 * ira-conflicts.c (get_dup_num): Use address_operand.
16440 * targhooks.c (default_legitimate_address_p): New.
16441 * targhooks.h (default_legitimate_address_p): New.
16442 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16444 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16445 * target.h (struct target): Add legitimate_address_p.
16446 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16447 (TARGET_INITIALIZER): Include it.
16449 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16450 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16451 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16452 (TARGET_LEGITIMATE_ADDRESS_P): New.
16454 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16455 (REG_OK_STRICT_P): Delete.
16456 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16457 (frv_legitimate_address_p_1): ... this.
16458 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16459 (frv_legitimate_address_p_1): ... the renamed old
16460 frv_legitimate_address_p.
16461 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16462 (TARGET_LEGITIMATE_ADDRESS_P): New.
16464 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16465 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16466 * config/s390/s390.c (legitimate_address_p): Rename to...
16467 (s390_legitimate_address_p): ... this, make static.
16468 (legitimize_address): Adjust call.
16469 (TARGET_LEGITIMATE_ADDRESS_P): New.
16470 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16472 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16473 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16474 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16475 (TARGET_LEGITIMATE_ADDRESS_P): New.
16477 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16478 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16479 * config/spu/spu.c (spu_legitimate_address): Rename to...
16480 (spu_legitimate_address_p): ... this, make static.
16481 (TARGET_LEGITIMATE_ADDRESS_P): New.
16483 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16484 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16485 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16486 (sparc_legitimate_address_p): ... this, make static and return bool.
16487 (legitimize_address): Adjust call.
16488 (TARGET_LEGITIMATE_ADDRESS_P): New.
16490 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16491 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16492 * config/i386/i386.c (legitimate_address_p): Rename to...
16493 (ix86_legitimate_address_p): ... this, make static.
16494 (constant_address_p): Move after it, adjust call.
16495 (TARGET_LEGITIMATE_ADDRESS_P): New.
16497 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16498 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16499 * config/avr/avr.c (legitimate_address_p): Rename to...
16500 (avr_legitimate_address_p): ... this, make static.
16501 (legitimize_address): Adjust call.
16502 (TARGET_LEGITIMATE_ADDRESS_P): New.
16504 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16505 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16506 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16507 (TARGET_LEGITIMATE_ADDRESS_P): New.
16509 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16510 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16511 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16512 (TARGET_LEGITIMATE_ADDRESS_P): New.
16514 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16515 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16517 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16519 (TARGET_LEGITIMATE_ADDRESS_P): New.
16521 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16522 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16524 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16526 (m68hc11_legitimate_address_p): ... this, make static.
16527 (go_if_legitimate_address_internal): Rename to...
16528 (m68hc11_legitimate_address_p_1): ... this.
16529 (legitimize_address): Adjust call.
16530 (TARGET_LEGITIMATE_ADDRESS_P): New.
16532 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16533 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16534 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16535 (TARGET_LEGITIMATE_ADDRESS_P): New.
16537 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16538 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16539 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16540 (mn10300_legitimate_address_p): ... this, make static.
16541 (TARGET_LEGITIMATE_ADDRESS_P): New.
16543 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16544 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16545 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16546 (TARGET_LEGITIMATE_ADDRESS_P): New.
16548 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16549 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16550 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16551 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16552 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16553 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16554 (rs6000_legitimate_address_p): ... this, make static.
16555 (TARGET_LEGITIMATE_ADDRESS_P): New.
16556 (REG_MODE_OK_FOR_BASE_P): Delete.
16557 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16559 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16560 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16562 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16563 static, adjust types.
16564 (TARGET_LEGITIMATE_ADDRESS_P): New.
16566 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16567 * config/score/score.c (score_address_p): Rename to...
16568 (score_legitimate_address_p): ... this.
16569 (TARGET_LEGITIMATE_ADDRESS_P): New.
16570 * config/score/score3.c (score3_address_p): Rename to...
16571 (score3_legitimate_address_p): ... this.
16572 * config/score/score7.c (score7_address_p): Rename to...
16573 (score7_legitimate_address_p): ... this.
16575 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16576 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16577 GO_IF_LEGITIMATE_ADDRESS): Delete.
16578 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16579 thumb2_legitimate_address_p): Delete.
16580 (arm_legitimate_address_p): Rename to...
16581 (arm_legitimate_address_outer_p): ... this.
16582 * config/arm/constraints.md ("Uq"): Adjust call.
16583 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16584 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16586 (arm_legitimate_address_outer_p): ... this.
16587 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16589 (TARGET_LEGITIMATE_ADDRESS_P): New.
16591 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16592 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16593 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16594 (TARGET_LEGITIMATE_ADDRESS_P): New.
16596 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16597 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16598 * config/vax/vax.c (legitimate_address_p): Rename to...
16599 (vax_legitimate_address_p): ... this, make static.
16600 (TARGET_LEGITIMATE_ADDRESS_P): New.
16602 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16603 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16604 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16605 (TARGET_LEGITIMATE_ADDRESS_P): New.
16607 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16608 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16609 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16610 (mmix_legitimate_address_p): ... this, make static.
16611 (TARGET_LEGITIMATE_ADDRESS_P): New.
16613 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16614 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16615 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16616 (TARGET_LEGITIMATE_ADDRESS_P): New.
16618 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16620 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16621 of MODE_COMPLEX_INT.
16623 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16625 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16626 LCT_NORMAL in function call.
16627 * mips-tdump.c (print_file_desc): Add cast to enum type.
16628 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16629 (mark_stabs): Add casts to enum types.
16630 (parse_stabs_common): Add casts to enum types.
16632 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16634 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16635 Check for invalid values of LETTER.
16637 2009-05-13 Taras Glek <tglek@mozilla.com>
16639 * attribs.c (register_attribute): moved out attribute registration
16640 into register_attribute.
16641 * doc/plugins.texi: Documented register_attribute and
16643 * gcc-plugin.h: Added forward decl for register_attribute.
16644 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16645 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16646 PLUGIN_ATTRIBUTES boilerplate.
16648 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16650 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16651 values even in sentinel and empty entries.
16652 (ms_printf_flag_specs): Likewise.
16653 (ms_scanf_flag_specs): Likewise.
16654 (ms_strftime_flag_specs): Likewise.
16655 (ms_print_char_table): Likewise.
16656 (ms_scan_char_table): Likewise.
16657 (ms_time_char_table): Likewise.
16659 2009-05-13 Doug Kwan <dougkwan@google.com>
16661 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16663 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16665 * config/mips/mips.md (store): Add attributes for QI and HI.
16667 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16668 (truncdi<mode>2): ... this new pattern.
16670 2009-05-13 Brad Hards <bradh@kde.org>
16672 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16674 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16675 Ben Elliston <bje@au.ibm.com>
16677 PR middle-end/40035
16678 * dse.c (check_mem_read_rtx): Guard against width == -1.
16680 2009-05-13 Michael Matz <matz@suse.de>
16682 PR middle-end/39976
16683 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16684 (trivially_conflicts_p): New function.
16685 (insert_backedge_copies): Use it.
16687 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16689 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16690 (handle_stdc_pragma): Use new enum constant names.
16691 (handle_pragma_float_const_decimal64): Ditto.
16693 2009-05-13 Ian Lance Taylor <iant@google.com>
16695 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16698 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16700 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16701 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16703 * config/m68k/m68k.h (FL_UCLINUX): Define.
16705 2009-05-13 Jan Hubicka <jh@suse.cz>
16707 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16709 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16711 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16712 unless -fschedule-insns is specified.
16714 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16717 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16718 TARGET_EXPAND_CBRANCHDI4.
16719 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16720 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16721 (cmpeqdi): Fix comment.
16723 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16725 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16726 (sh_legitimate_address_p): Likewise.
16727 * config/sh/sh.c (sh_legitimate_index_p): New.
16728 (sh_legitimate_address_p): Likewise.
16729 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16730 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16731 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16732 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16733 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16734 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16735 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16736 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16737 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16739 2009-05-12 Jan Hubicka <jh@suse.cz>
16741 * tree-inline.c (estimate_operator_cost): Add operands;
16742 when division happens by constant, it is cheap.
16743 (estimate_num_insns): Loads and stores are not having cost of 0;
16744 EH magic stuff is cheap; when computing runtime cost of switch,
16745 use log2 base of amount of its cases; builtin_expect has cost of 0;
16746 compute cost for moving return value of call.
16747 (init_inline_once): Initialize time_based flags.
16748 * tree-inline.h (eni_weights_d): Add time_based flag.
16750 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16752 * df-core.c: Update head documentation.
16754 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16757 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16758 shadowing exisiting variable op1.
16760 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16763 * config/i386/driver-i386.c (processor_signatures): New enum.
16764 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16765 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16766 processor signature to detect geode processor.
16768 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16772 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16774 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16775 causes spurious differences between trunk and cond-optab branch.
16777 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16779 * dojump.c (compare_from_rtx): Delete.
16780 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16781 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16782 if the comparison does not satisfy the predicate; test predicates for
16783 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16784 further if one existing pattern fails.
16785 * expr.h (compare_from_rtx): Delete.
16786 (prepare_operand): Declare it.
16787 * optabs.c: Change "lib call" to "libcall" throughout.
16788 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16789 HAVE_conditional_trap, emit_cmp_insn): Delete.
16790 (can_compare_p): Delete cmp_optab case.
16791 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16792 Accept other parameters by value.
16793 (prepare_operand): Make non-static.
16794 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16795 other parameters by value. Try to widen operands here based on
16796 an optab_methods argument and looking at cbranch_optab.
16797 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16798 loop. Use cbranch_optab directly.
16799 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16800 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16802 (emit_conditional_move, emit_conditional_add): Inline what's needed
16803 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16804 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16805 with COMPARE. Move cmov_optab and cstore_optab above
16806 with cbranch_optab, move cmp_optab down with ucmp_optab,
16807 remove tst_otpab. Do not initialize trap_rtx.
16808 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16809 for trap code. Do not check HAVE_conditional_trap. Use
16810 prepare_cmp_insn. Accept no predicate for operand 3.
16811 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16812 (OTI_ctrap, ctrap_optab): New.
16813 (tst_optab): Delete.
16814 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16815 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16816 with lookup of ctrap_optab.
16817 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16819 (ctrap_optab): New.
16821 * combine.c (combine_simplify_rtx, simplify_set): Do not
16822 special case comparing against zero for cc0 machines.
16823 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16824 COMPARE on cc0 machines.
16825 (simplify_relational_operation): Return a new expression when
16826 a COMPARE could be removed.
16827 * final.c (final_scan_insn): Compare cc_status values
16828 against LHS of a (compare FOO (const_int 0)) cc0 source.
16829 Also check if cc_status.value is the full compare.
16831 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16832 (cstoreMM4): Document.
16833 (conditional_trap): Document ctrapMM4 instead.
16834 (sync_compare_and_swapMM): Refer to cbranchcc4.
16835 (Dependent Patterns): Eliminate obsolete information referring to
16836 the old jump optimization phase.
16837 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16838 of compares with 0 on cc0 machines.
16839 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16840 avoiding references to cc0. Remove text about storing operands
16842 * doc/tm.texi (Condition Codes): Include blurb on different
16843 condition code representations, separate into subsections for
16844 CC0, MODE_CC and conditional execution.
16846 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16847 alpha_emit_setcc): Accept operands and a machine mode.
16848 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16849 Get code/op0/op1 from operands, use machine mode argument
16850 instead of alpha_compare.fp_p. Emit the branch here.
16851 (alpha_emit_setcc): Likewise, and return boolean.
16852 (alpha_emit_conditional_move): Likewise. Assert that
16853 cmp_op_mode == cmp_mode, and simplify accordingly.
16854 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16855 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16856 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16858 (stack probe test): Use cbranchdi4.
16859 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16861 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16862 * config/arc/arc.h (movsicc, movsfcc): Use it.
16863 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16864 (cbranchsi4, cstoresi4): New.
16865 (cmpsi, bCC and sCC expanders): Remove.
16867 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
16868 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
16869 * config/arm/predicates.md (arm_comparison_operator): Only include
16870 floating-point operators if there is a hardware floating-point unit.
16871 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
16872 deferring to cbranch_cc and cstore_cc respectively.
16873 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
16874 cbranch_cc, cstore_cc): New.
16875 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
16877 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
16879 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
16880 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
16882 (adjust_insn_length): Adjust calls.
16883 (avr_reorg): Handle (compare (foo) (const_int 0)).
16884 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
16885 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
16886 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
16887 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
16889 (cbranchqi4, cbranchhi4, cbranchsi4): New.
16890 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
16892 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
16893 (cbranchsi4, cstorebi4, cstoresi4): New.
16894 (movbisi): This insn is duplicate, split it to zero_extend.
16895 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
16896 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
16897 (bfin_optimize_loop): Use cbranch expander.
16898 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
16899 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
16900 (bfin_bimode_comparison_operator): ... this.
16901 (bfin_direct_comparison_operator): New.
16903 * config/cris/cris.c (cris_normal_notice_update_cc): Look
16904 inside (compare FOO (const_int 0)).
16905 (cris_rtx_costs): Handle ZERO_EXTRACT.
16906 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
16907 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
16908 (*tstdi_v32): Delete.
16909 (*cmpdi_non_v32): Add M alternative for operand 1.
16910 (cmpsi, cmp<mode>): Make private.
16911 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
16913 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
16915 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
16916 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
16917 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
16918 (cc_reg_operand): New.
16919 (any_cond): Delete.
16920 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
16921 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
16922 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
16923 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
16924 crx_expand_scond): Delete.
16926 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
16928 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
16929 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
16931 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
16932 cstoresi4, cstoresf4, cstoredf4): New.
16933 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
16934 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16935 Receive the entire operands array.
16936 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
16937 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
16938 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16939 Get test/op0/op1 from the operands array.
16940 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
16942 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
16943 (h8300_expand_store): New.
16944 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
16946 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
16947 (h8300_expand_store): New.
16948 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
16949 or do not try to produce (set (cc0) REG).
16950 (peepholes): Wrap arguments with COMPARE. Add a peephole to
16951 change a compare into a move to a scratch register. Disable some
16952 peepholes when comparing with zero.
16953 (tstsi, tsthi, tstsi, cmpqi): Make private.
16955 (bCC, sCC): Delete.
16956 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
16959 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
16960 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
16961 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
16962 (ix86_emit_i387_log1p): Use cbranchxf2.
16963 (ix86_expand_setcc): Return void.
16964 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
16965 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
16966 cmp<MODEF>, cmpcc): Remove.
16967 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
16968 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
16969 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
16970 (sCC and bCC expanders): Remove.
16971 (stack_protect_test): Use cbranchcc4.
16973 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
16975 (ia64_expand_compare): Accept three rtx by reference and return void.
16976 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
16977 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
16978 from *expr. Update *expr with the BImode comparison to do.
16979 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
16980 cmptf, bCC, sCC, conditional_trap): Delete.
16981 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
16982 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
16983 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
16984 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
16985 * config/ia64/predicates.md (ia64_cbranch_operator): New.
16987 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
16988 type of last argument.
16989 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
16990 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
16991 use machine mode argument instead of branch_type. Remove dead
16992 code for floating-point comparisons.
16993 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
16994 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
16996 (cbranchsi4, cstoresi4): New.
16997 * config/iq2000/predicates.md (reg_or_const_operand): New.
16999 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17000 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17001 (b<code>_op): Rewrite to...
17002 (bcc_op): ... this, using match_operator.
17003 (s<code>_op): Rewrite to...
17004 (scc_op): ... this, using match_operator.
17005 (s<code>_24_op): Rewrite to...
17006 (scc_op_24): ... this, using match_operator.
17007 (s<code>_<mode>): Rewrite to...
17008 (cstore<mode>4): ... this, using match_operator.
17009 (s<code>_<mode>_24): Rewrite to...
17010 (cstore<mode>4_24): ... this, using match_operator.
17011 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17012 m32c_unpend_compare, m32c_expand_scc): Delete.
17013 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17014 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17015 (m32c_expand_movcc): Change NE to EQ if necessary.
17016 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17018 * config/m32r/m32r-protos.h (gen_cond_store): New.
17019 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17020 (gen_cond_store): New, from sCC patterns.
17021 (m32r_expand_block_move): Use cbranchsi4.
17022 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17023 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17024 (cbranchsi4, cstoresi4): New.
17026 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17028 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17029 (m68hc11_notice_update_cc): Look into a compare with 0.
17030 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17032 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17033 cmphi, cmpqi, bCC): Delete.
17034 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17035 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17036 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17039 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17040 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17041 * config/m68k/constraints.md (H): New.
17042 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17043 the define_insn below.
17044 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17045 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17046 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17047 patterns): Wrap RHS with COMPARE.
17048 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17049 (*cmpdi_internal): Name this pattern.
17050 (cmpdi): Change to define_insn.
17051 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17052 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17053 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17055 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17056 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17057 (conditional_trap): Change to...
17058 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17059 (*conditional_trap): Use the ordered_comparison_operator and
17060 const1_operand predicates.
17061 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17062 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17063 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17064 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17066 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17067 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17068 (mcore_gen_compare): New.
17069 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17070 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17071 (mcore_gen_compare): ... this.
17072 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17073 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17074 (stack probe pattern): Use cbranchsi4.
17076 * config/mips/predicates.md (mips_cstore_operator): New.
17077 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17078 * config/mips/mips.md (any_cond): Delete.
17079 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17081 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17082 fixuns_truncsfdi2): Use cbranch patterns.
17083 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17084 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17085 Adjust call to mips_expand_conditional_branch.
17086 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17088 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17089 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17090 * config/mips/mips.c (cmp_operands): Delete.
17091 (mips_emit_compare): Get comparison operands from *op0/*op1.
17092 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17093 that it succeeds. Use op0/op1 instead of cmp_operands.
17094 (mips_expand_conditional_branch, mips_expand_conditional_move,
17095 mips_expand_conditional_trap): Likewise.
17096 (mips_block_move_loop): Use cbranch patterns.
17097 * config/mips/mips.h (cmp_operands): Delete.
17099 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17100 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17101 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17102 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17103 (*cmpcc_folded): Rename to...
17104 (*cmpdi_folded): this.
17105 (*cmpcc): Rename to...
17107 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17110 (cbranchdf4): New. Handle invalid comparisons here.
17111 * config/mmix/predicates.md (float_comparison_operator): New.
17113 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17114 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17115 * config/mn10300/mn10300.md (tst): Delete.
17116 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17117 Name these patterns and wrap RHS in a compare.
17118 (*cmpsi): Make this pattern private. Include tst.
17119 (*cmpsf): Make this pattern private.
17120 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17121 (compare with zero peepholes): Likewise.
17123 (cbranchsi4, cbranchsf4): New.
17124 (casesi): Use cbranchsi4.
17126 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17127 hppa_branch_type): Delete.
17128 (return_addr_rtx): Use cbranchsi4.
17129 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17130 Emit CCFPmode comparison here.
17131 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17132 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17133 hppa_branch_type): Delete.
17134 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17135 (movsicc, movdicc): Remove references to hppa_compare_op0,
17136 hppa_compare_op1 and compare_from_rtx.
17137 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17138 (casesi): Use cbranchsi4.
17140 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17141 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17142 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17143 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17144 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17146 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17147 (*branch, *branch_inverted): New.
17149 * config/picochip/picochip.md (cbranchhi4): Use
17150 ordered_comparison_operator.
17151 (cmphi, bCC): Remove.
17153 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17154 (trap_comparison_operator): Delete.
17155 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17156 rs6000_emit_cbranch): Accept mode and operands.
17157 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17158 rs6000_compare_fp_p): Delete.
17159 (rs6000_generate_compare): Accept mode and comparison. Extract code
17160 and op0/op1 from there. Replace references to rs6000_compare_op0
17161 and rs6000_compare_op1.
17162 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17163 extract result from passed operands.
17164 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17165 extract loc from passed operands.
17166 (rs6000_emit_cmove): Likewise.
17167 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17168 rs6000_compare_fp_p): Delete.
17169 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17170 (cbranch<GPR>4, cbranch<FP>4): New.
17171 (cstore<mode>4): New. Consolidate here all choices about when to use
17172 portable or specialized sCC sequences.
17173 (stack_protect_test): Use cbranchsi4.
17174 (conditional_trap): Replace with ctrap<GPR>4.
17175 (conditional trap insn): Replace trap_comparison_operator with
17176 ordered_comparison_operator.
17178 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17179 (s390_emit_prologue): Use ctrap.
17180 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17181 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17182 New predicates replacing...
17183 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17184 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17185 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17186 (add<mode>cc): Do not use s390_compare_op0/op1.
17187 (s<code>): Change to...
17188 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17189 (seq): Change to...
17190 (cstorecc4): ... this. Handle EQ or NE equally.
17191 (*sne): Un-privatize for use in cstorecc4.
17192 (b<code>): Change to...
17193 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17194 (conditional_trap): Replace with...
17195 (ctrap<GPR>4, ctrap<FP>4): ... these.
17196 (stack_protect): Use cbranchcc4.
17198 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17199 * config/score/score-protos.h (score_gen_cmp): Delete.
17200 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17201 (score_block_move-loop): Use cbranchsi4.
17202 * config/score/score.md (cbranchsi4): New.
17203 (cmpsi, bCC): Delete.
17204 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17205 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17206 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17207 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17208 * config/score/score3.h (score3_gen_cmp): Delete.
17209 * config/score/score7.h (score7_gen_cmp): Delete.
17211 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17212 (sh_emit_scc_to_t): ... this. Return void.
17213 (from_compare): Rename to...
17214 (sh_emit_compare_and_branch): ... this.
17215 (sh_emit_compare_and_set): New.
17216 (sh_expand_t_scc): Accept operands.
17217 * config/sh/predicates.md (sh_float_comparison_operator): New.
17218 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17219 (prepare_scc_operands): Rename to...
17220 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17222 (sh_emit_cheap_store_flag): New.
17223 (sh_emit_set_t_insn): New.
17224 (from_compare): Rename to...
17225 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17226 handling of TARGET_SH2E floating point to avoid recursive call.
17227 Generate branch here.
17228 (sh_emit_compare_and_set): New.
17229 (sh_expand_t_scc): Get op0/op1 from arguments.
17230 (sh_emit_cheap_store_flag): New.
17231 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17233 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17234 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17235 (movsicc, movdicc): Do nothing when it recreated operands from
17236 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17237 prepare_scc_operands (now sh_emit_scc_to_t).
17238 (udivdi3): Use cstoresi4.
17239 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17240 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17241 (cbranchint4_media, cbranchfp4_media): New.
17242 (casesi): Use cbranchdi4.
17243 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17245 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17246 (movnegt): Remove second operand.
17247 (cbranchsf4, cbranchdf4): New.
17248 (stack_protect): Use cbranchdi4/cbranchsi4.
17250 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17251 (gen_compare_reg): Accept comparison, extract part of it to...
17252 (gen_compare_reg_1): ... this.
17253 (gen_compare_operator): Delete.
17254 (gen_v9_scc): Accept separate destination, comparison code and arms.
17255 Do not use sparc_compare_op0/sparc_compare_op1.
17256 (emit_scc_insn, emit_conditional_branch_insn): New.
17257 (emit_v9_brxx): Make static. Remove useless assertion.
17258 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17260 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17261 * config/sparc/sparc-protos.h (gen_compare_reg,
17262 sparc_emit_float_lib_cmp): Adjust prototype.
17263 (emit_scc_insn, emit_conditional_branch_insn): New.
17264 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17265 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17266 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17267 iterators to the top.
17268 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17269 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17270 snedi_special_trunc): Delete.
17271 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17272 and snedi_special_trunc.
17273 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17274 cbranchdi4, cbranch<F:mode>4): New.
17275 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17276 here. Use gen_compare_reg instead of gen_compare_operator.
17277 (conditional_trap): Replace with...
17278 (ctrapsi4, ctrapdi4): ... this.
17279 (stack_protect_test): Use cbranchcc4.
17281 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17283 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17284 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17285 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17286 from operands[0] or operands[3] depending on is_set.
17287 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17288 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17289 cmpdf, bCC), sCC: Remove.
17290 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17291 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17293 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17294 spu_emit_branch_or_set.
17296 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17298 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17299 xstormy16_compare_op1): Delete.
17300 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17301 xstormy16_compare_op1): Delete.
17302 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17304 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17305 (cmphi, cmpsi, bCC): Remove.
17307 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17308 (*cmpsi): ... this one.
17309 (cbranchsi4, cstoresi4): New.
17310 (bCC expanders): Delete.
17311 (sCC insns): Fold into...
17312 (*setcc): ... this one.
17313 (casesi): Do not use gen_cmpsi and gen_bgtu.
17314 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17315 (movsicc): Simplify.
17316 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17318 * config/vax/vax-protos.h (cond_name): New.
17319 (vax_output_conditional_branch): Remove.
17320 * config/vax/vax.c (cond_name): New.
17321 (vax_output_conditional_branch): Remove.
17322 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17323 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17324 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17325 (bit<VAXint>): Wrap source with (compare).
17326 (b<code> and following unnamed pattern): Rename to *branch and
17327 *branch_reversed. Change macroization to match_operator.
17328 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17330 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17331 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17332 Change last argument to machine_mode.
17333 (xtensa_expand_scc): Add machine_mode argument.
17334 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17335 (gen_conditional_move, xtensa_expand_conditional_branch,
17336 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17337 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17338 Adjust operand numbers.
17339 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17341 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17342 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17343 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17345 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17347 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17348 causes spurious differences between trunk and cond-optab branch.
17350 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17353 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17355 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17357 * tree.c (iterative_hash_pointer): Delete.
17358 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17359 Hash UIDs and versions of SSA names. Don't special-case built-in
17360 function declarations.
17362 2009-05-11 Ian Lance Taylor <iant@google.com>
17365 * graphite.c: Force -Wc++-compat to only be a warning before
17366 #including "cloog/cloog.h".
17368 2009-05-11 Martin Jambor <mjambor@suse.cz>
17370 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17372 2009-05-11 Jan Hubicka <jh@suse.cz>
17374 * tree-ssa-loop-ivcanon.c: Include target.h
17375 (struct loop_size): new structure.
17376 (constant_after_peeling): New predicate.
17377 (tree_estimate_loop_size): New function.
17378 (estimated_unrolled_size): Rewrite for new estimates.
17379 (try_unroll_loop_completely): Use new estimates.
17380 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17382 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17384 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17385 libcpp interface change.
17386 (spu_macro_to_expand): Likewise.
17388 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17390 PR tree-optimization/40026
17391 * gimplify.c (gimplify_init_constructor): Change initial conditional
17392 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17393 optimize_compound_literals_in_ctor.
17395 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17397 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17399 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17401 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17403 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17404 HOST_WIDE_INT for gap.
17406 2009-05-11 Ira Rosen <irar@il.ibm.com>
17408 PR tree-optimization/40074
17409 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17410 account in group size and step comparison.
17412 2009-05-11 Richard Guenther <rguenther@suse.de>
17414 * passes.c (init_optimization_passes): Strip now incorrect comment.
17415 (execute_function_todo): Do not set PROP_alias.
17416 * tree-pass.h (PROP_alias): Remove.
17417 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17418 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17419 * tree-nrv.c (pass_return_slot): Likewise.
17420 * tree-object-size.c (pass_object_sizes): Likewise.
17421 * tree-ssa-dom.c (pass_dominator): Likewise.
17422 (pass_phi_only_cprop): Likewise.
17423 * tree-ssa-dse.c (pass_dse): Likewise.
17424 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17425 (pass_cselim): Likewise.
17426 * tree-ssa-pre.c (pass_pre): Likewise.
17427 (pass_fre): Likewise.
17428 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17429 * tree-ssa-sink.c (pass_sink_code): Likewise.
17430 * tree-stdarg.c (pass_stdarg): Likewise.
17431 * tree-tailcall.c (pass_tail_calls): Likewise.
17432 * tree-vrp.c (pass_vrp): Likewise.
17434 2009-05-10 Ian Lance Taylor <iant@google.com>
17436 * basic-block.h (enum profile_status): Break out of struct
17437 control_flow_graph.
17438 * cgraph.h (struct inline_summary): Break out of struct
17440 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17441 of struct cgraph_order_sort.
17442 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17443 * cse.c (struct branch_path): Break out of struct
17444 cse_basic_block_data.
17445 * except.h (enum eh_region_type): Break out of struct eh_region.
17446 * gcc.c (enum add_del): Break out of struct modify_target.
17447 * genrecog.c (enum decision_type): Break out of struct decision_test.
17448 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17450 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17451 * regmove.c (enum match_use): New enum, broken out of struct match.
17452 * sched-int.h (enum post_call_group): New enum, broken out of
17454 (struct deps_reg): Break out of struct deps.
17455 * target.h (struct asm_int_op): Break out of struct gcc_target.
17456 * tree-eh.c (struct goto_queue_node): Break out of struct
17458 * tree-inline.h (enum copy_body_cge_which): Break out of
17460 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17462 * c-decl.c (in_struct, struct_types): New static variables.
17463 (pushtag): Add loc parameter. Change all callers.
17464 (lookup_tag): Add ploc parameter. Change all callers.
17465 (check_compound_literal_type): New function.
17466 (parser_xref_tag): Add loc parameter. Change all callers. If
17467 -Wc++-compat, warn about struct/union/enum types defined within a
17469 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17470 and loc parameters. Change all callers. Change error calls to
17471 error_at, using loc. For a redefinition, if the location of the
17472 original definition is known, report it. Set in_struct and
17473 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17474 (finish_struct): Add new parameters enclosing_in_struct and
17475 enclosing_struct_types. Change all callers. Set
17476 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17477 in the struct. If in a struct, add this struct to struct_types.
17478 (start_enum): Add loc parameter. Change all callers. Use
17479 error_at for errors, using loc. For a redefinition, if the
17480 location of the original definition is known, report it. If in a
17481 struct, add this enum type to struct_types. If -Wc++-compat warn
17482 if in sizeof, typeof, or alignof.
17483 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17484 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17485 (c_parser_enum_specifier): Get enum location for start_enum.
17486 (c_parser_struct_or_union_specifier): Get struct location for
17487 start_struct. Save in_struct and struct_types status between
17488 start_struct and finish_struct.
17489 (c_parser_cast_expression): Get location of cast.
17490 (c_parser_alignof_expression): Get location of type.
17491 (c_parser_postfix_expression): Likewise.
17492 (c_parser_postfix_expression_after_paren_type): Add type_loc
17493 parameter. Change all callers. Call check_compound_literal_type.
17494 Use type_loc for error about variable size type.
17495 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17496 of an enum constant from an enum type defined in a struct or union.
17497 (c_cast_expr): Add loc parameter. Change all callers. If
17498 -Wc++-compat, warn about defining a type in a cast.
17499 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17500 (start_enum, start_struct, finish_struct): Update declarations.
17501 (parser_xref_tag, c_cast_expr): Update declarations.
17502 (check_compound_literal_type): Declare.
17504 2009-05-11 Ben Elliston <bje@au.ibm.com>
17506 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17507 for recent libcpp interface change.
17508 (rs6000_macro_to_expand): Likewise.
17510 2009-05-10 Michael Matz <matz@suse.de>
17513 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17514 not at entry of function.
17516 2009-05-10 Richard Guenther <rguenther@suse.de>
17518 PR tree-optimization/40081
17520 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17521 using the main variant of the element type. Do not fiddle with
17522 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17524 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17525 structs with volatile fields.
17527 2009-05-10 Jan Hubicka <jh@suse.cz>
17529 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17530 (estimate_move_cost): Assert that it does not get called for
17532 (estimate_num_insns): Skip VOID types in argument handling.
17533 (optimize_inline_calls): Delete unreachable blocks and verify that
17534 callgraph is valid.
17536 2009-05-10 Jan Hubicka <jh@suse.cz>
17538 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17539 * cgraph.c (cgraph_mark_address_taken_node): New function.
17540 (dump_cgraph_node): Dump new flag.
17541 * cgraph.h (struct cgraph_node): Add address_taken.
17542 (cgraph_mark_address_taken_node): New function.
17543 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17544 since new direct calls can be born.
17546 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17548 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17549 tok->val.node.node.
17551 2009-05-10 Jan Hubicka <jh@suse.cz>
17553 PR middle-end/40084
17554 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17556 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17557 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17558 * tree-inline.c (copy_bb): Set frequency correctly.
17559 (fold_marked_statements): Update call to
17560 cgraph_update_edges_for_call_stmt.
17562 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17564 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17565 identifiers in diagnostics.
17566 * config/arm/arm.c (arm_handle_fndecl_attribute,
17567 arm_handle_isr_attribute): Likewise.
17568 * config/avr/avr.c (avr_handle_progmem_attribute,
17569 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17570 * config/bfin/bfin.c (handle_int_attribute,
17571 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17572 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17573 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17575 * config/darwin.c (darwin_handle_kext_attribute,
17576 darwin_handle_weak_import_attribute): Likewise.
17577 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17578 h8300_handle_eightbit_data_attribute,
17579 h8300_handle_tiny_data_attribute): Likewise.
17580 * config/i386/i386.c (ix86_handle_cconv_attribute,
17581 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17582 * config/i386/winnt.c (ix86_handle_shared_attribute,
17583 ix86_handle_selectany_attribute): Likewise.
17584 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17585 * config/m32c/m32c.c (function_vector_handler): Likewise.
17586 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17587 m68hc11_handle_fntype_attribute): Likewise.
17588 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17589 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17590 * config/mips/mips.c (mips_insert_attributes,
17591 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17592 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17593 rs6000_handle_struct_attribute): Likewise.
17594 * config/sh/sh.c (sh_insert_attributes,
17595 sh_handle_resbank_handler_attribute,
17596 sh_handle_interrupt_handler_attribute,
17597 sh2a_handle_function_vector_handler_attribute,
17598 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17600 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17601 * config/spu/spu.c (spu_handle_fndecl_attribute,
17602 spu_handle_vector_attribute): Likewise.
17603 * config/stormy16/stormy16.c
17604 (xstormy16_handle_interrupt_attribute): Likewise.
17605 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17606 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17608 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17610 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17611 (pp_translate_identifiers): New.
17612 (pp_identifier): Only conditionally translate identifier to locale
17614 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17615 (pp_base_tree_identifier): Only conditionally translate identifier
17616 to locale character set.
17617 * c-pretty-print.c (M_): Define.
17618 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17619 fragments for conditional translation with M_.
17620 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17621 identifier translation.
17623 2009-05-10 Richard Guenther <rguenther@suse.de>
17625 PR tree-optimization/40081
17626 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17627 using the main variant of the element type. Do not fiddle with
17628 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17630 2009-05-09 Jan Hubicka <jh@suse.cz>
17632 PR middle-end/40080
17633 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17634 indirect calls; verify cgraph afterwards.
17636 2009-05-09 Jan Hubicka <jh@suse.cz>
17639 * ipa.c (update_inlined_to_pointer): New function.
17640 (cgraph_remove_unreachable_nodes): Use it.
17642 2009-05-09 Jan Hubicka <jh@suse.cz>
17644 * tree-eh.c (struct leh_state): Remove prev_try.
17645 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17646 not track prev_try.
17647 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17648 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17649 remove_eh_handler_and_replace, foreach_reachable_handler,
17650 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17651 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17652 (gen_eh_region_cleanup): Update prototype.
17654 2009-05-09 Jan Hubicka <jh@suse.cz>
17656 PR middle-end/40043
17657 * except.c (copy_eh_region): Always set prev_try.
17658 (redirect_eh_edge_to_label): Find outer try.
17659 (foreach_reachable_handler): When looking for prev try
17660 handle case where previous try is not going to be taken.
17662 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17664 PR tree-optimization/40049
17665 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17666 only vector/vector shifts, convert the type of the constant to the
17667 appropriate type to avoid building incorrect trees, which
17668 eventually have problems with garbage collection.
17670 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17672 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17673 -1 for complex floating-point types if honoring signed zeros.
17675 2009-05-08 Jan Hubicka <jh@suse.cz>
17677 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17678 argument; handle correctly when profile is absent.
17679 (build_cgraph_edges): Update.
17680 (rebuild_cgraph_edges): Update.
17681 * cgraph.c: Do not include varray.h.
17682 (cgraph_set_call_stmt_including_clones): New function.
17683 (cgraph_create_edge_including_clones): Likewise
17684 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17685 (cgraph_update_edges_for_call_stmt): Handle clones.
17686 (cgraph_remove_node): Handle clone tree.
17687 (cgraph_remove_node_and_inline_clones): New function.
17688 (dump_cgraph_node): Dump clone tree.
17689 (cgraph_clone_node): Handle clone tree.
17690 (clone_function_name): Bring here from tree-inline.c.
17691 (cgraph_create_virtual_clone): New function.
17692 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17693 (cgraph_clone_info): New function.
17694 (strut cgraph_node): Add clone_info and new clone tree pointers.
17695 (cgraph_remove_node_and_inline_clones,
17696 cgraph_set_call_stmt_including_clones,
17697 cgraph_create_edge_including_clones,
17698 cgraph_create_virtual_clone): Declare.
17699 (cgraph_function_versioning): Use VEC argument.
17700 (compute_call_stmt_bb_frequency): Update prototype.
17701 (cgraph_materialize_all_clones): New function.
17702 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17703 (ipcp_create_replace_map): Update to VECtors.
17704 (ipcp_update_callgraph): Use virtual clones.
17705 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17706 (ipcp_update_profiling): Do not update local profiling.
17707 (ipcp_insert_stage): Use VECtors and virtual clones.
17708 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17709 (clone_of_p): New function.
17710 (cgraph_preserve_function_body_p): Use clone tree.
17711 (cgraph_optimize): Materialize clones.
17712 (cgraph_function_versioning): Update for VECtors.
17713 (save_inline_function_body): Use clone tree.
17714 (cgraph_materialize_clone): New function.
17715 (cgraph_materialize_all_clones): Likewise.
17716 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17717 * ipa.c: Include gimple.h.
17718 (cgraph_remove_unreachable_nodes): Use clone tree.
17719 * ipa-prop.c (ipa_note_param_call): Update call to
17720 compute_call_stmt_bb_frequencycall.
17721 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17722 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17723 (copy_bb): Handle updating of clone tree; add new edge when new call
17725 (expand_call_inline): Be strict about every call having edge.
17726 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17727 (delete_unreachable_blocks_update_callgraph): New function.
17728 (tree_function_versioning): Use VECtors; always remove unreachable
17729 blocks and fold conditionals.
17730 * tree-inline.h: Do not include varray.h.
17731 (tree_function_versioning): Remove.
17732 * Makefile.in (GTFILES): Remove tree-inline.c
17733 * passes.c (do_per_function): Do only functions having body.
17734 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17737 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17738 Andrew Morrow <acm@google.com>
17741 * c-common.c (c_common_attribute_table): Permit deprecated
17742 attribute to take an optional argument.
17743 (handle_deprecated_attribute): If the optional argument to
17744 __attribute__((deprecated)) is not a string ignore the attribute
17745 and emit a warning.
17747 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17748 * c-typeck.c (build_component_ref): Likewise.
17749 (build_external_ref): Likewise.
17751 * toplev.c (warn_deprecated_use): Add an attribute argument.
17752 Emit the message associated with __attribute__((deprecated)).
17754 * toplev.h (warn_deprecated_use): Updated.
17756 * doc/extend.texi: Document new optional parameter to
17757 __attribute__((deprecated))
17759 2009-05-08 Michael Eager <eager@eagercon.com>
17761 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17762 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17764 2009-05-08 Richard Guenther <rguenther@suse.de>
17766 PR tree-optimization/40062
17767 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17768 Avoid exponential behavior.
17770 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17772 PR rtl-optimization/33928
17774 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17775 process_uses, build_single_def_use_links): New.
17776 (update_df): Update use_def_ref.
17777 (forward_propagate_into): Use get_def_for_use instead of use-def
17779 (fwprop_init): Call build_single_def_use_links and let it initialize
17781 (fwprop_done): Free use_def_ref.
17782 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17783 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17784 df_rd_simulate_one_insn): New.
17785 (df_rd_bb_local_compute_process_def): Update head comment.
17786 (df_chain_create_bb): Use the new RD simulation functions.
17787 * df.h (df_rd_simulate_artificial_defs_at_top,
17788 df_rd_simulate_one_insn): New.
17789 * opts.c (decode_options): Enable fwprop at -O1.
17790 * doc/invoke.texi (-fforward-propagate): Document this.
17792 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17795 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17796 and one complex operand specially.
17797 * tree-complex.c (some_nonzerop): Do not identify a real value as
17798 zero if flag_signed_zeros.
17800 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17802 PR rtl-optimization/33928
17803 * loop-invariant.c (record_use): Fix && vs. || mishap.
17805 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17807 PR rtl-optimization/33928
17808 * loop-invariant.c (struct use): Add addr_use_p.
17809 (struct def): Add n_addr_uses.
17810 (struct invariant): Add cheap_address.
17811 (create_new_invariant): Set cheap_address.
17812 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17813 (record_uses): Pass df_ref to record_use.
17814 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17817 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17819 * config/sh/sh.c: Do not include c-pragma.h.
17821 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17823 * config/spu/spu.c: Remove include of c-common.h.
17825 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17828 * c-common.h (mark_valid_location_for_stdc_pragma,
17829 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17830 clear_float_const_decimal64, float_const_decimal64_p): New.
17831 * c.opt (Wunsuffixed-float-constants): New.
17832 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17833 unsuffixed float constant, handle new warning.
17834 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17835 * c-decl.c (c_scope): New flag float_const_decimal64.
17836 (set_float_const_decimal64, clear_float_const_decimal64,
17837 float_const_decimal64_p): New.
17838 (push_scope): Set new flag.
17839 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17840 to use STDC pragmas.
17841 (c_parser_external_declaration): Ditto.
17842 (c_parser_compound_statement_nostart): Ditto.
17843 * c-pragma.c (valid_location_for_stdc_pragma,
17844 mark_valid_location_for_stdc_pragma,
17845 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17846 handle_pragma_float_const_decimal64): New.
17847 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17848 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17849 set_float_const_decimal64, clear_float_const_decimal64,
17850 float_const_decimal64_p): New dummy functions.
17851 * doc/extend.texi (Decimal Float): Remove statement that the
17852 pragma, and suffix for double constants, are not supported.
17853 * doc/invoke.texi (Warning Options): List new option.
17854 (-Wunsuffixed-float-constants): New.
17856 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17858 * config/i386/i386.c: Do not include c-common.h.
17860 2009-05-07 Mark Heffernan <meheff@google.com>
17862 * doc/invoke.texi (Debugging Options): Document change of debugging
17864 * opts.c (decode_options): Make dump_base_name relative to
17865 aux_base_name directory.
17867 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17869 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
17870 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
17872 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
17874 * Makefile.in (install-plugin): Simplify a bit.
17876 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
17878 * Makefile.in (OBJS-common): Add regcprop.o.
17880 * timevar.def (TV_CPROP_REGISTERS): New.
17881 * regrename.c (regrename_optimize): Return 0.
17882 (rest_of_handle_regrename): Delete.
17883 (pass_rename_registers): Point to regrename_optimize.
17884 (struct value_data_entry, struct value_data,
17885 kill_value_one_regno, kill_value_regno, kill_value,
17886 set_value_regno, init_value_data, kill_clobbered_value,
17887 kill_set_value, kill_autoinc_value, copy_value,
17888 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
17889 replace_oldest_value_reg, replace_oldest_value_addr,
17890 replace_oldest_value_mem, copyprop_hardreg_forward_1,
17891 debug_value_data, validate_value_data): Move...
17892 * regcprop.c: ... here.
17893 (rest_of_handle_cprop): Delete.
17894 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
17896 2009-05-07 Jakub Jelinek <jakub@redhat.com>
17898 PR middle-end/40057
17899 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
17900 GEN_INT for 1 << bitnum.
17901 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
17902 build_int_cst_type.
17904 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
17906 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
17907 Remove wrong description of "nand" operation.
17909 2009-05-06 Richard Guenther <rguenther@suse.de>
17910 Adam Nemet <anemet@caviumnetworks.com>
17912 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
17913 comment. Add that if LHS is not a gimple register, then RHS1 has
17914 to be a single object (GIMPLE_SINGLE_RHS).
17916 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
17918 * expr.c (get_def_for_expr): Move it up in the file.
17919 (store_field): When expanding a bit-field store, look at the
17920 defining gimple stmt for the masking conversion.
17922 2009-05-06 Janis Johnson <janis187@us.ibm.com>
17924 PR middle-end/39986
17925 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
17926 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
17927 32-bit memcpy into long.
17929 2009-05-06 Jakub Jelinek <jakub@redhat.com>
17931 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
17932 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
17934 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
17935 instead of appending DW_OP_deref*.
17937 2009-05-06 Michael Matz <matz@suse.de>
17939 PR middle-end/40021
17940 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
17941 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
17943 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
17945 * Makefile.in (install-plugin): Fix srcdir handling.
17947 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
17949 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
17950 when processing for not_regs_needed bitmap.
17951 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
17952 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
17953 handling it for rhs.
17955 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17957 * config/i386/i386.md (unnamed inc/dec peephole): Use
17958 optimize_insn_for_size_p instead of optimize_size.
17959 * config/i386/predicates.md (incdec_operand): Likewise.
17960 (aligned_operand): Likewise.
17961 * config/i386/sse.md (divv8sf3): Likewise.
17962 (sqrtv8sf2): Likewise.
17964 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17966 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
17968 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
17970 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17972 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
17973 ssemodesuffixf2c with avxmodesuffixf2c.
17975 2009-05-06 Joseph Myers <joseph@codesourcery.com>
17978 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
17980 2009-05-05 Jakub Jelinek <jakub@redhat.com>
17982 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
17983 (struct tree_base): Adjust spacing for 8 bit boundaries.
17984 (struct tree_decl_common): Add decl_by_reference_flag bit.
17985 (DECL_BY_REFERENCE): Adjust.
17986 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
17987 print DECL_BY_REFERENCE bit.
17988 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
17989 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
17990 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
17991 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
17994 PR middle-end/39666
17995 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
17996 range of the type, but default label is missing, add it with one
17997 of the existing labels instead of adding a new label for it.
17999 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18003 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18005 * Makefile.in (enable_plugin, plugin_includedir): New.
18006 (install): Depend on install-plugin.
18007 (PLUGIN_HEADERS): New.
18008 (install-plugin): New.
18009 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18011 2009-05-05 Richard Guenther <rguenther@suse.de>
18013 PR tree-optimization/40022
18014 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18016 (phivn_valid_p): Fix tuplification error, simplify.
18017 (phiprop_insert_phi): Add dumps.
18018 (propagate_with_phi): Simplify.
18020 2009-05-05 Richard Guenther <rguenther@suse.de>
18022 PR middle-end/40023
18023 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18025 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18027 * tree.h (strip_float_extensions): Remove duplicate declaration.
18028 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18029 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18030 block_ultimate_origin): Rearrange the declarations line to match the
18031 comment that indicates the .c file which the functions are defined.
18032 (dwarf2out_*, set_decl_rtl): Add comment.
18033 (get_base_address): Adjust comment.
18034 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18035 declarations line and add comment.
18036 (is_builtin_name): Add blank after function name, for clarity.
18038 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18040 * attribs.c (decl_attributes): Use %qE for identifiers in
18042 * cgraphunit.c (verify_cgraph_node): Translate function names to
18043 locale character set in diagnostics.
18044 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18046 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18047 Document that functions are named in UTF-8.
18048 * expr.c (expand_expr_real_1): Translate function names to locale
18049 character set in diagnostics.
18050 * gimplify.c (omp_notice_variable, omp_is_private,
18051 gimplify_scan_omp_clauses): Use %qE for identifiers in
18053 * langhooks.c (lhd_print_error_function): Translate function names
18054 to locale character set.
18055 * langhooks.h (decl_printable_name): Document that return value is
18056 in internal character set.
18057 * stmt.c: Include pretty-print.h
18058 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18060 (resolve_operand_name_1): Translate named operand name to locale
18062 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18064 * toplev.c (announce_function): Translate function names to locale
18066 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18067 (default_tree_printer): Use pp_identifier or translate identifiers
18068 to locale character set. Mark "<anonymous>" for translation.
18069 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18070 for identifiers in diagnostics.
18071 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18073 * varasm.c (output_constructor): Use %qE for identifiers in
18076 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18078 * configure.ac: use ` ` instead of $()
18079 * configure: Regenerate.
18081 2009-05-05 Ben Elliston <bje@au.ibm.com>
18083 * config/pa/linux-atomic.c: Eliminate conditional include of
18084 errno.h on non-LP64 systems to simplify build requirements.
18086 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18088 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18090 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18091 and pass value to identifier_to_locale.
18092 (warn_variable_length_array): Make name a tree.
18093 (grokdeclarator): Separate diagnostic texts for named and unnamed
18094 declarators. Use %qE for named declarators.
18095 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18097 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18098 identifiers in diagnostics.
18099 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18100 identifier_to_locale. Mark "anonymous" strings for translation.
18102 2009-05-04 Michael Eager <eager@eagercon.com>
18104 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18105 address for DImode/DFmode only if double-precision FP regs.
18107 2009-05-04 Michael Eager <eager@eagercon.com>
18109 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18110 TARGET_SINGLE_FLOAT check.
18112 2009-05-04 Michael Eager <eager@eagercon.com>
18114 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18116 2009-05-04 Michael Eager <eager@eagercon.com>
18118 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18119 * config/rs6000/t-xilinx: New
18121 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18123 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18124 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18125 * gcc/explow.c (memory_address): Use target hook.
18126 * gcc/targhooks.c (default_legitimize_address): New.
18127 * gcc/targhooks.h (default_legitimize_address): New.
18128 * gcc/target.h (legitimize_address): New.
18129 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18130 (TARGET_INITIALIZER): Include it.
18131 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18133 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18134 * config/bfin/bfin.c (legitimize_address): Remove.
18135 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18136 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18138 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18139 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18141 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18142 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18143 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18144 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18145 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18146 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18147 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18148 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18149 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18150 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18151 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18152 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18153 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18154 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18155 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18156 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18157 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18158 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18159 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18160 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18161 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18162 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18163 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18165 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18166 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18167 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18168 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18169 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18170 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18171 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18172 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18173 (thumb_legitimize_address): Delete.
18174 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18175 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18176 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18177 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18178 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18179 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18181 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18184 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18185 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18186 * config/m32r/m32r.c (m32r_legitimize_address): New.
18187 * config/m68k/m68k.c (m68k_legitimize_address): New.
18188 * config/score/score.c (score_legitimize_address): Standardize.
18189 * config/score/score3.c (score3_legitimize_address): Standardize.
18190 * config/score/score3.h (score3_legitimize_address): Adjust.
18191 * config/score/score7.c (score7_legitimize_address): Standardize.
18192 * config/score/score7.h (score7_legitimize_address): Adjust.
18193 * config/sh/sh.c (sh_legitimize_address): New.
18194 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18196 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18197 (s390_legitimize_address): ... this.
18198 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18199 (sparc_legitimize_address): ... this.
18200 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18201 (ix86_legitimize_address): ... this.
18202 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18203 (avr_legitimize_address): ... this.
18204 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18205 (mn10300_legitimize_address): ... this.
18206 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18207 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18208 (alpha_expand_mov): Adjust call.
18210 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18211 * config/spu/spu.c (spu_legitimize_address): Likewise.
18212 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18213 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18215 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18217 * intl.c (locale_encoding, locale_utf8): New.
18218 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18219 * intl.h (locale_encoding, locale_utf8): Declare.
18220 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18221 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18223 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18225 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18226 (pp_base_tree_identifier): Declare as function.
18227 (identifier_to_locale): Declare.
18228 * Makefile.in (pretty-print.o): Update dependencies.
18229 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18231 2009-05-04 Richard Guenther <rguenther@suse.de>
18233 PR middle-end/40015
18234 * builtins.c (fold_builtin_memory_op): Do not decay to element
18235 type if the size matches the whole array.
18237 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18239 * expmed.c (synth_mult): When trying out a shift, pass the result
18242 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18244 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18245 (shiftsub1_cost): New.
18246 (init_expmed): Compute shiftsub1_cost.
18247 (synth_mult): Optimize multiplications by constants of the form
18248 -(2^^m-1) for some constant positive integer m.
18250 2009-05-03 Richard Guenther <rguenther@suse.de>
18253 * c-typeck.c (array_to_pointer_conversion): Do not built
18254 ADDR_EXPRs of arrays of pointer-to-element type.
18255 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18256 up wrong ADDR_EXPRs after-the-fact.
18257 * c-common.c (strict_aliasing_warning): Strip pointer
18258 conversions for obtaining the original type.
18259 * builtins.c (fold_builtin_memset): Handle array types.
18260 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18263 2009-05-03 Richard Guenther <rguenther@suse.de>
18265 PR middle-end/23329
18266 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18267 Do not lose casts from array types with unknown extent to array
18268 types with known extent.
18269 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18270 alias set compatibility.
18272 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18274 * flags.h (extra_warnings): Delete.
18275 * toplev.c (process_options): Handle Wuninitialized here.
18276 * opts.c (extra_warnings): Delete.
18277 (set_Wextra): Delete.
18278 (common_handle_option): -Wextra can be handled automatically.
18279 * c-opts.c (c_common_handle_option): Delete obsolete code.
18280 (c_common_post_options): Simplify comment.
18281 * common.opt (W): Add Var.
18283 (Wuninitialized): Initialize to -1.
18285 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18286 Richard Guenther <rguenther@suse.de>
18288 * expr.c (get_def_for_expr): New function.
18289 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18290 SSA rather than trees.
18291 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18292 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18294 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18296 * c-common.c (reswords): Add _Imaginary.
18297 * c-common.c (enum rid): Add RID_IMAGINARY.
18299 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18301 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18302 Patch by Richard Guenther.
18304 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18306 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18307 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18308 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18309 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18310 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18311 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18312 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18313 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18314 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18315 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18316 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18317 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18318 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18319 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18320 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18321 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18322 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18323 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18325 2009-05-02 Richard Guenther <rguenther@suse.de>
18327 PR tree-optimization/39940
18328 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18331 2009-05-02 Richard Guenther <rguenther@suse.de>
18333 PR middle-end/40001
18334 * tree-ssa.c (execute_update_addresses_taken): Properly check
18335 if we can mark a variable DECL_GIMPLE_REG_P.
18336 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18337 back to the end of the function.
18338 (is_gimple_reg_type): Remove complex type special casing.
18339 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18342 2009-05-02 Ben Elliston <bje@au.ibm.com>
18344 * doc/collect2.texi (Collect2): Document search path behaviour
18345 when configured with --with-ld.
18347 2009-05-02 Jan Hubicka <jh@suse.cz>
18349 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18350 parameter; update callers.
18351 (coalesce_cost_edge): EH edges are costier because they needs
18352 splitting even if not critical and even more costier when there are
18353 multiple EH predecestors.
18355 2009-05-02 Jan Hubicka <jh@suse.cz>
18357 * except.c (remove_eh_handler_and_replace): Handle updating after
18358 removing TRY blocks.
18360 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18362 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18364 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18366 * varasm.c: Do not include c-pragma.h.
18367 * attribs.c: Do not incude c-common.h.
18369 2009-05-01 Michael Matz <matz@suse.de>
18371 * calls.c (initialize_argument_information): Handle SSA names like
18372 decls with a non MEM_P DECL_RTL.
18374 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18376 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18377 * ipa-utils.c: Likewise.
18378 * ipa-type-escape.c: Likewise.
18379 * cgraphunit.c Do not include c-common.h.
18380 * ipa-pure-const.c: Likewise.
18381 * tree-if-conv.c: Likewise.
18382 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18383 * ipa-struct-reorg.c: Likewise.
18384 * tree-nomudflap.c: Likewise.
18385 * tree-ssa-structalias.c: Likewise.
18387 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18389 * store-motion.c: Many cleanups to make this pass a first-class
18390 citizen instead of an appendix to gcse load motion. Add TODO list
18391 to make this pass faster/cleaner/better.
18393 (struct ls_expr): Post gcse.c-split cleanups.
18394 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18395 "stores" field to "avail_stores".
18396 (pre_ldst_mems): Rename to store_motion_mems.
18397 (pre_ldst_table): Rename to store_motion_mems_table.
18398 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18399 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18400 (ldst_entry): Rename to st_expr_entry, update users.
18401 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18402 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18403 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18405 (first_ls_expr): Rename to first_st_expr, update users.
18406 (next_ls_expr): Rename to next_st_expr, update users.
18407 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18408 fields properly for store motion instead of names inherited from load
18410 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18411 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18414 (ae_kill): Rename to st_kill, update users.
18415 (ae_gen): Rename to st_avloc, update users.
18416 (transp): Rename to st_transp, update users.
18417 (pre_insert_map): Rename to st_insert_map, update users.
18418 (pre_delete_map): Rename to st_delete_map, update users.
18419 (insert_store, build_store_vectors, free_store_memory,
18420 one_store_motion_pass): Update for abovementioned changes.
18422 (gcse_subst_count, gcse_create_count): Remove.
18423 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18424 and "n_stores_created", local variables.
18426 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18429 (regvec, compute_store_table_current_insn): Remove.
18430 (reg_set_info, reg_clear_last_set): Remove.
18431 (compute_store_table): Use DF caches instead of local dataflow
18434 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18436 * c-objc-common.c (c_tree_printer): Print identifiers with
18437 pp_identifier, not pp_string. Mark "({anonymous})" for
18439 * c-pretty-print.c (pp_c_ws_string): New.
18440 (pp_c_cv_qualifier, pp_c_type_specifier,
18441 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18442 pp_c_storage_class_specifier, pp_c_function_specifier,
18443 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18444 pp_c_primary_expression, pp_c_postfix_expression,
18445 pp_c_unary_expression, pp_c_shift_expression,
18446 pp_c_relational_expression, pp_c_equality_expression,
18447 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18448 use pp_string and pp_c_ws_string in place of pp_identifier and
18449 pp_c_identifier for non-identifiers. Mark English strings for
18451 * c-pretty-print.h (pp_c_ws_string): Declare.
18453 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18454 Roland McGrath <roland@redhat.com>
18456 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18457 (ENABLE_LD_BUILDID): New configuration option.
18458 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18459 (LINK_BUILDID_SPEC): New macro.
18460 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18462 * doc/install.texi: Document --enable-linker-build-id option.
18463 * configure: Rebuild.
18464 * config.in: Rebuild.
18466 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18468 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18469 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18470 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18471 MIPS_GP_SAVE_AREA_SIZE.
18472 * config/mips/mips.c (struct mips_frame_info): Update comment
18473 before arg_pointer_offset and hard_frame_pointer_offset.
18474 (mips_compute_frame_info): Update diagram before function: to
18475 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18476 indicate the position of frame_pointer_rtx with -fstack-protector and
18477 to show args_size. Don't allocate cprestore area for leaf functions
18478 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18480 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18482 2009-04-30 Michael Matz <matz@suse.de>
18484 PR tree-optimization/39955
18485 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18487 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18489 * ira.c (setup_cover_and_important_classes): Use safe macro
18490 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18492 * genpreds.c (write_tm_preds_h): Output suitable definition of
18493 REG_CLASS_FOR_CONSTRAINT.
18495 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18497 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18499 * bitmap.c (bitmap_descriptor): Likewise.
18500 * ggc-common.c (loc_descriptor): Likewise.
18501 * varray.c (varray_descriptor): Likewise.
18502 * vec.c (vec_descriptor): Likewise.
18504 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18506 * Makefile.in (dce.o): Add $(EXCEPT_H).
18507 * dce.c: Include except.h and delete redundant vector definitions.
18508 (deletable_insn_p): Return false for non-call insns that can throw
18511 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18513 * gcse.c (ae_gen): Remove.
18514 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18515 and make non-static function to make it available in store-motion.c.
18516 Update call sites with search-and-replace.
18517 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18518 extract_mentioned_regs, extract_mentioned_regs_helper,
18519 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18520 store_killed_in_insn, store_killed_after, store_killed_before,
18521 build_store_vectors, insert_insn_start_basic_block, insert-store,
18522 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18523 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18524 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18525 * store-motion.c: ...new file. Also copy data structures from gcse.c
18526 and clean up to remove parts not used by store motion.
18527 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18528 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18530 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18533 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18534 when optimizing for size.
18536 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18538 * gcse.c (gcse_constant_p): Fix typo in last change.
18540 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18542 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18544 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18546 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18548 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18550 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18551 CONST_HIGH_PART result.
18553 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18555 * config/avr/avr.c (initial_elimination_offset): Rename to
18556 avr_initial_elimination_offset.
18557 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18558 change return type to bool.
18559 (avr_can_eliminate): New function.
18560 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18561 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18562 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18563 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18564 avr_initial_elimination_offset.
18565 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18566 (avr_initial_elimination_offset): Define.
18568 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18569 Steven Bosscher <steven@gcc.gnu.org>
18571 PR rtl-optimization/39938
18572 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18573 * cfgrtl.c: Include insn-attr.h.
18574 (rest_of_pass_free_cfg): New function.
18575 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18576 * resource.c (init_resource_info): Remove call to df_analyze.
18578 2009-04-29 Richard Guenther <rguenther@suse.de>
18581 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18582 allow conversion to signed integers.
18584 2009-04-29 Richard Guenther <rguenther@suse.de>
18586 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18587 shifts of floating point vectors if the shift amount is
18588 a constant multiple of the element size.
18590 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18591 Michael Matz <matz@suse.de>
18593 PR middle-end/39927
18595 * tree-outof-ssa.c (emit_partition_copy): New function.
18596 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18597 insert_part_to_rtx_on_edge): Perform the partition base var
18598 copy using emit_partition_copy.
18599 (insert_value_copy_on_edge): Convert constants to the right mode.
18600 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18601 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18603 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18605 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18606 scan backwards to try to find a constant to initialize it.
18608 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18609 insn before the loop_end instruction, don't look past labels.
18611 2009-04-29 Richard Guenther <rguenther@suse.de>
18613 PR middle-end/39937
18614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18615 loose type conversions.
18616 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18617 stmts only if there are no uses of its definition.
18619 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18621 * config/bfin/bfin.h (splitting_loops): Declare.
18622 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18623 Reorder bit definitions to be ascending.
18624 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18625 * config/bfin/bfin.c (splitting_loops): New variable.
18626 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18627 (struct loop_info): Remove members INIT and LOOP_INIT.
18628 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18629 the LSETUP sequence. Allow LC to be loaded from any register, but
18630 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18631 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18633 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18634 of reload_completed.
18637 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18639 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18641 * Makefile.in (PLUGIN_VERSION_H): New.
18642 (OBJS-common): Remove plugin-version.o.
18643 (plugin.o): Depend on (PLUGIN_VERSION_H).
18644 (plugin-version.o): Remove.
18645 * configure: Regenerate
18646 * configure.ac: Create plugin-version.h.
18647 * gcc-plugin.h (plugin_gcc_version): Remove.
18648 (plugin_default_version_check): Change signature.
18649 * plugin-version.c: Remove.
18650 * plugin.c: Include plugin-version.h.
18651 (str_plugin_gcc_version_name): Remove.
18652 (try_init_one_plugin): Pass gcc version to plugin_init.
18653 (plugin_default_version_check): Both gcc and plugin versions are now
18656 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18658 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18659 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18660 Remove special case testing for last insn of inner loops. Don't fail
18661 if the loop ends with a jump, emit an extra nop instead.
18663 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18664 DREGS rather than comparing directly. Remove code that tries to
18665 account for latencies.
18667 2009-04-29 Richard Guenther <rguenther@suse.de>
18669 PR tree-optimization/39941
18670 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18671 eliminating an indirect call.
18673 2009-04-29 Richard Guenther <rguenther@suse.de>
18675 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18676 parameter. Allow invariants as base if !require_lvalue.
18677 (verify_gimple_assign_single): Adjust.
18679 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18681 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18682 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18683 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18684 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18685 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18687 * config/bfin/bfin.c (bfin_expand_builtin,
18688 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18690 2009-04-28 Richard Guenther <rguenther@suse.de>
18692 * tree-vect-loop.c (get_initial_def_for_induction): Use
18693 correct types for pointer increment.
18695 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18697 * toplev.c (print_version): Update GMP version string calculation.
18699 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18701 PR rtl-optimization/39938
18702 * resource.c (init_resource_info): Add call to df_analyze.
18704 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18706 * config/alpha/alpha.md (usegp): Cast the result of
18707 alpha_find_lo_sum_using_gp to enum attr_usegp.
18708 * config/alpha/alpha.c (override_options): Remove end-of-structure
18709 marker element from cpu_table. Use array size of cpu_table to handle
18710 -mcpu and -mtune options.
18711 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18713 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18715 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18716 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18717 tune_32 and tune_64.
18718 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18719 support on PowerPC.
18720 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18721 * config/rs6000/option-defaults.h: ... here. New file.
18722 (OPT_64, OPT_32): Define.
18723 (MASK_64BIT): Define to 0 if not already defined.
18724 (OPT_ARCH64, OPT_ARCH32): Define.
18725 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18728 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18730 * config/arm/arm.c (arm_override_options): Emit error on using
18733 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18735 PR rtl-optimization/39914
18736 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18737 registers for allocnos created from user-defined variables only
18738 when not optimizing.
18740 2009-04-28 Richard Guenther <rguenther@suse.de>
18742 PR middle-end/39937
18743 * fold-const.c (fold_binary): Use distribute_real_division only
18746 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18748 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18749 add hpux-stdint.h to tm_file.
18750 (hppa[12]*-*-hpux11*): Ditto.
18751 (ia64*-*-hpux*): Ditto.
18752 * config/hpux-stdint.h: New.
18753 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18754 __STDC_EXT__ for all compiles.
18755 * config/pa/pa-hpux.h: Ditto.
18756 * config/pa/pa-hpux10.h: Ditto.
18757 * config/pa/pa-hpux11.h: Ditto.
18759 2009-04-28 Catherine Moore <clm@codesourcery.com>
18761 * debug.h (set_name): Add comment.
18763 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18766 * config/darwin.c (machopic_gen_offset): Check
18767 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18768 * config/arm/arm.c (require_pic_register): Likewise.
18770 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18772 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18773 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18774 m32c_promote_prototypes): Delete.
18776 2009-04-28 Michael Matz <matz@suse.de>
18778 PR middle-end/39922
18779 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18782 2009-04-28 Richard Guenther <rguenther@suse.de>
18784 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18786 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18788 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18789 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18790 * config/arm/arm-tune.md: Regenerate.
18792 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18794 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18795 block if there are complex incoming edges.
18796 (sel_merge_blocks): Remove useless assert.
18797 (sel_redirect_edge_and_branch): Check that edge was redirected.
18798 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18799 (sel_find_rgns): Delete declaration.
18800 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18801 the region when it is not a preheader.
18803 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18806 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18808 2009-04-28 Richard Guenther <rguenther@suse.de>
18810 * tree.h (SSA_NAME_VALUE): Remove.
18811 (struct tree_ssa_name): Remove value_handle member.
18812 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18813 array for jump threading.
18814 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18816 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18817 * tree-flow.h (threadedge_initialize_values): Declare.
18818 (threadedge_finalize_values): Likewise.
18819 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18820 (SSA_NAME_VALUE): Define.
18821 (threadedge_initialize_values): New function.
18822 (threadedge_finalize_values): Likewise.
18823 * tree-ssa-dom.c (ssa_name_values): New global variable.
18824 (SSA_NAME_VALUE): Define.
18825 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18827 2009-04-28 Ira Rosen <irar@il.ibm.com>
18829 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18830 Use REPORT_VECTORIZED_LOCATIONS instead
18831 REPORT_VECTORIZED_LOOPS.
18832 * tree-vectorizer.c (vect_verbosity_level): Make static.
18833 (vect_loop_location): Rename to vect_location.
18834 (vect_set_verbosity_level): Update comment.
18835 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18837 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18838 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18839 instead REPORT_UNVECTORIZED_LOOPS.
18840 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18841 and vect_loop_def to vect_external_def and vect_internal_def.
18842 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18843 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18844 REPORT_UNVECTORIZED_LOCATIONS.
18845 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18846 and vect_used_in_loop and to vect_unused_in_scope and
18847 vect_used_in_scope.
18848 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18849 (vect_verbosity_level): Remove declaration.
18850 (vect_analyze_operations): Likewise.
18851 (vect_analyze_stmt): Declare.
18852 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18853 REPORT_UNVECTORIZED_LOCATIONS.
18854 (vect_get_loop_niters): Fix indentation.
18855 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18856 (vect_analyze_loop_operations): New function.
18857 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18858 vect_analyze_operations.
18859 (vect_is_simple_reduction): Use new names.
18860 (vectorizable_live_operation, vect_transform_loop): Likewise.
18861 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18862 to specify whether the data references can be a part of interleaving
18864 (vect_analyze_data_ref_dependence): Use new names.
18865 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
18866 (vect_create_addr_base_for_vector_ref): Remove redundant code.
18867 * tree-vect-patterns.c (widened_name_p): Use new names.
18868 (vect_recog_dot_prod_pattern): Likewise.
18869 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
18870 (process_use, vect_mark_stmts_to_be_vectorized,
18871 vect_model_simple_cost, vect_model_store_cost,
18872 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
18873 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18874 vectorizable_operation, vectorizable_type_demotion,
18875 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
18876 vectorizable_condition): Likewise.
18877 (vect_analyze_operations): Split into vect_analyze_loop_operations
18879 (vect_analyze_stmt): ... new function.
18880 (new_stmt_vec_info): Use new names.
18881 (vect_is_simple_use): Use new names and fix comment.
18882 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
18883 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
18885 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18888 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
18889 and integer modes for x87 operands. Do not ICE for unsupported size,
18890 generate error instead. Generate error for unsupported operand types.
18891 ['z']: Do not handle HImode memory operands specially. Warning
18892 for floating-point operands. Fallthru to 'Z' for unsupported operand
18893 types. Do not ICE for unsupported size, generate error instead.
18894 (output_387_binary_op): Use %Z to output operands.
18895 (output_fp_compare): Ditto.
18896 (output_387_reg_move): Ditto.
18898 2009-04-28 Ben Elliston <bje@au.ibm.com>
18903 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18905 * builtins.c (c_strlen): Do not warn here.
18906 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18907 * c-common.c (pointer_int_sum): Take an explicit location.
18908 Warn about offsets out of bounds.
18909 * c-common.h (pointer_int_sum): Adjust declaration.
18911 2009-04-27 Ian Lance Taylor <iant@google.com>
18913 * collect2.c (is_ctor_dtor): Change type of ret field in struct
18915 * dce.c (run_fast_df_dce): Change type of old_flags to int.
18916 * df-core.c (df_set_flags): Change return type to int. Change
18917 type of old_flags to int.
18918 (df_clear_flags): Likewise.
18919 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
18920 (df_get_conditional_uses): Likewise.
18921 * df.h (df_set_flags, df_clear_flags): Update declarations.
18922 * dwarf2out.c (struct indirect_string_node): Change type of form
18923 field to enum dwarf_form.
18924 (AT_string_form): Change return type to enum dwarf_form.
18925 * fixed-value.c (fixed_compare): Add cast to enum type.
18926 * fwprop.c (update_df): Change 0 to VOIDmode.
18927 * gensupport.c: Change 0 to UNKNOWN.
18928 * gimple.h (gimple_cond_code): Add cast to enum type.
18929 * haifa-sched.c (reemit_notes): Add cast to enum type.
18930 * hooks.c (hook_int_void_no_regs): Remove function.
18931 * hooks.h (hook_int_void_no_regs): Remove declaration.
18932 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
18933 * predict.c (combine_predictions_for_insn): Add casts to enum type.
18934 * real.c (real_arithmetic): Add cast to enum type.
18935 (real_compare): Likewise.
18936 * target.h (struct gcc_target): Change return type of
18937 branch_target_register_class to enum reg_class.
18938 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
18939 default_branch_target_register_class.
18940 * targhooks.c (default_branch_target_register_class): New function.
18941 * targhooks.h (default_branch_target_register_class): Declare.
18942 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
18943 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
18945 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
18947 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
18948 vect_uninitialized_def. Change 0 to ERROR_MARK.
18949 * tree-vect-stmts.c (supportable_widening_operation): Don't
18950 initialize icode1 and icode2.
18951 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
18952 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
18954 (cmn_err_flag_specs): Change 0 to STD_C89.
18955 (cmn_err_char_table): Likewise.
18956 * config/arm/arm.c (get_arm_condition_code): Change type of code
18957 to enum arm_cond_code.
18958 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
18959 (IWMMXT_BUILTIN2): Likewise.
18960 (neon_builtin_type_bits): Don't define typedef.
18961 (neon_builtin_datum): Change type of bits field to int.
18962 (arm_expand_neon_args): Add cast to enum type.
18963 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
18965 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
18966 casts to enum type.
18967 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
18969 * config/mips/mips.md (jal_macro): Return enum constant.
18970 (single_insn): Likewise.
18971 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
18973 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18974 casts to enum type.
18975 * config/s390/s390.c (s390_tune_flags): Change type to int.
18976 (s390_arch_flags): Likewise.
18977 (s390_handle_arch_option): Change flags field of struct pta to int.
18978 * config/s390/s390.h (s390_tune_flags): Update declaration.
18979 (s390_arch_flags): Likewise.
18980 * config/sh/sh.c (prepare_move_operands): Compare
18981 tls_symbolic_operand result with enum constant.
18982 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
18983 (sh_expand_prologue): Add cast to enum type.
18984 (sh_expand_epilogue): Likewise.
18985 (tls_symbolic_operand): Change return type to enum tls_model.
18986 (fpscr_set_from_mem): Add cast to enum type.
18987 (legitimize_pic_address): Compare tls_symbolic_operand result with
18989 (sh_target_reg_class): Change return type to enum reg_class.
18990 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
18992 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
18993 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
18994 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
18995 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
18996 (delayed_branch, tls_call_delay): Likewise.
18997 (eligible_for_sibcall_delay): Likewise.
18998 (eligible_for_return_delay): Likewise.
18999 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19000 (spu_expand_builtin_1): Likewise.
19002 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19003 for all types of conversions.
19004 (output_init_element): Issue -Wc++-compat warning if needed when
19005 initializing a bitfield with enum type.
19006 * c-parser.c (c_parser_expression): Set original_type to
19007 original_type of right hand operand of comma operator.
19009 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19011 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19013 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19014 * doc/cpp.texi (Standard Predefined Macros)
19015 (Implementation-defined behavior): Likewise.
19016 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19017 * doc/gimple.texi (GIMPLE Exception Handling)
19018 (@code{GIMPLE_ASSIGN}): Likewise.
19019 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19020 * doc/invoke.texi (Warning Options, Optimize Options)
19021 (AVR Options, Darwin Options): Likewise.
19022 (Optimize Options): Reformulate -fwhole-program description.
19023 * doc/loop.texi (Lambda): Likewise.
19024 * doc/md.texi (Output Template, Define Constraints)
19025 (Standard Names, Insn Splitting): Likewise.
19026 * doc/options.texi (Option properties): Likewise.
19027 * doc/passes.texi (Tree-SSA passes): Likewise.
19028 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19029 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19030 (File Names and DBX): Likewise.
19031 * doc/trouble.texi (Incompatibilities): Likewise.
19033 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19035 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19036 instruction is correct.
19038 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19040 Allow non-constant arguments to conversion intrinsics.
19041 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19042 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19043 * spu.c (print_operand): Handle 'v' and 'w'.
19044 (exp2_immediate_p, spu_gen_exp2): Define.
19045 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19046 spu_convtf_1): Update parameter descriptions.
19047 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19048 * constraints.md ('v', 'w'): New.
19049 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19051 (i2f, I2F): New define_mode_attr.
19052 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19053 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19054 fixuns_truncv4sfv4si2): Update to use mode attribute.
19055 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19056 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19057 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19058 patterns for combine.
19060 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19062 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19063 (cprop, hoist, pre, store_motion): New debug counters.
19064 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19065 is not an RTL pass anymore.
19066 (pass_profiling): Remove extern decl for pass removed in 2005.
19067 (pass_gcse, pass_jump_bypass): Remove.
19068 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19069 to 0 for clean state.
19070 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19071 * cse.c (gate_handle_cse_after_global_opts,
19072 rest_of_handle_cse_after_global_opts): New functions.
19073 (pass_cse_after_global_opts): New pass, does local CSE.
19074 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19075 (TV_CPROP): New timevar.
19076 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19077 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19078 (gcse_main, recompute_all_luids): Remove.
19079 (compute_hash_table_work): Call max_reg_num instead of reading
19081 (cprop_jump): Don't set run_jump_opt_after_gcse.
19082 (constprop_register): Always allow to alter jumps.
19083 (cprop_insn): Likewise.
19084 (do_local_cprop): Likewise.
19085 (local_cprop_pass): Likewise. Return non-zero if something changed.
19086 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19087 (find_implicit_sets): Add note about missed optimization opportunity.
19088 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19089 pass_rtl_cprop execute function.
19090 Don't bother tracking the pass number, each pass gets its own dumpfile
19092 Always allow to alter jumpsand bypass jumps.
19093 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19094 will just find no suitable set.
19095 (pre_edge_insert): Fix dumping, this function is for PRE only.
19096 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19097 pass_rtl_pre execute function.
19098 (hoist_code): Return non-zero if something changed. Keep track of
19099 substitutions and insertions for statistics gathering similar to PRE.
19100 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19101 called from the pass_rtl_hoist execute function. Show pass statistics.
19102 (compute_store_table): Use max_reg_num directly instead of using the
19103 formerly global max_gcse_regno.
19104 (build_store_vectors): Likewise.
19105 (replace_store_insn): Fix dumping.
19106 (store_motion): Rename to ...
19107 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19108 pass, called from the pass_rtl_store_motion execute function. Keep
19109 track of substitutions and insertions for statistics gathering similar
19111 (bypass_jumps): Remove, fold interesting bits into ...
19112 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19113 from the pass_rtl_cprop execute function.
19114 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19115 pass_jump_bypass): Remove.
19116 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19117 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19118 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19119 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19120 (gate_rtl_store_motion, execute_rtl_store_motion,
19121 pass_rtl_store_motion): New.
19122 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19123 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19124 * passes.c (init_optimization_passes): Remove pass_gcse and
19125 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19126 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19127 instead of pass_jump_bypass.
19129 2009-04-27 Richard Guenther <rguenther@suse.de>
19131 PR middle-end/39928
19132 * gimplify.c (gimplify_expr): If we are required to create
19133 a temporary make sure it ends up as register.
19135 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19138 * config/i386/i386.c (construct_container): Don't call
19139 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19140 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19142 2009-04-27 Michael Matz <matz@suse.de>
19144 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19145 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19146 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19147 (dump_replaceable_exprs): Take a bitmap.
19148 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19150 (expand_gimple_basic_block): Likewise.
19151 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19152 replaceable_expressions member a bitmap.
19153 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19154 (mark_replaceable): Likewise.
19155 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19156 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19158 2009-04-27 Richard Guenther <rguenther@suse.de>
19160 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19161 (verify_stmts): Dispatch to gimple/type verification code.
19162 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19163 issue with call argument types.
19165 2009-04-27 Michael Matz <matz@suse.de>
19167 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19168 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19171 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19172 Eric Botcazou <ebotcazou@adacore.com>
19174 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19175 a label's basic block.
19176 (mark_target_live_regs): Tidy and rework obsolete comments.
19177 Change back DF problem to LIVE. If a label starts a basic block,
19178 assume that all registers that used to be live then still are.
19179 (init_resource_info): If a label starts a basic block, set its
19180 BLOCK_FOR_INSN accordingly.
19181 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19183 2009-04-27 Richard Guenther <rguenther@suse.de>
19185 * tree-flow-inline.h (function_ann): Remove.
19186 (get_function_ann): Likewise.
19187 * tree-dfa.c (create_function_ann): Remove.
19188 * tree-flow.h (struct static_var_ann_d): Remove.
19189 (struct function_ann_d): Likewise.
19190 (union tree_ann_d): Remove fdecl member.
19191 (function_ann_t): Remove.
19192 (function_ann, get_function_ann, create_function_ann): Remove
19195 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19197 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19199 2009-04-27 Jan Hubicka <jh@suse.cz>
19201 * ipa-pure-const.c (struct funct_state_d): New fields
19202 state_previously_known, looping_previously_known; remove
19203 state_set_in_source.
19204 (analyze_function): Use new fields.
19205 (propagate): Avoid assumption that state_set_in_source imply
19208 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19209 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19210 * cfgloop.h (finite_loop_p): Declare.
19212 2009-04-26 Michael Matz <matz@suse.de>
19214 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19216 2009-04-26 Michael Matz <matz@suse.de>
19218 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19219 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19220 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19221 pass_mark_used_blocks): Remove.
19222 * tree-optimize.c (pass_free_datastructures,
19223 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19224 * passes.c (init_optimization_passes): Don't call
19225 pass_mark_used_blocks, remove dead code.
19227 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19229 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19230 * tree-ssa-live.h (register_ssa_partition): Likewise.
19232 2009-04-26 Michael Matz <matz@suse.de>
19235 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19236 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19237 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19239 (compare_pairs): Swap cost comparison.
19240 (coalesce_ssa_name): Don't use change_partition_var.
19241 * tree-nrv.c (struct nrv_data): Add modified member.
19242 (finalize_nrv_r): Set it.
19243 (tree_nrv): Use it to update statements.
19244 (pass_nrv): Require PROP_ssa.
19245 * tree-mudflap.c (mf_decl_cache_locals,
19246 mf_build_check_statement_for): Use make_rename_temp.
19247 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19248 * alias.c (find_base_decl): Handle SSA names.
19249 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19250 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19251 * rtl.h (set_reg_attrs_for_parm): Declare.
19252 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19253 to "optimized", remove unused locals at finish.
19254 (execute_free_datastructures): Make global, call
19255 delete_tree_cfg_annotations.
19256 (execute_free_cfg_annotations): Don't call
19257 delete_tree_cfg_annotations.
19259 * ssaexpand.h: New file.
19260 * expr.c (toplevel): Include ssaexpand.h.
19261 (expand_assignment): Handle SSA names the same as register variables.
19262 (expand_expr_real_1): Expand SSA names.
19263 * cfgexpand.c (toplevel): Include ssaexpand.h.
19264 (SA): New global variable.
19265 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19266 (SSAVAR): New macro.
19267 (set_rtl): New helper function.
19268 (add_stack_var): Deal with SSA names, use set_rtl.
19269 (expand_one_stack_var_at): Likewise.
19270 (expand_one_stack_var): Deal with SSA names.
19271 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19272 before unique numbers.
19273 (expand_stack_vars): Use set_rtl.
19274 (expand_one_var): Accept SSA names, add asserts for them, feed them
19275 to above subroutines.
19276 (expand_used_vars): Expand all partitions (without default defs),
19277 then only the local decls (ignoring those expanded already).
19278 (expand_gimple_cond): Remove edges when jumpif() expands an
19279 unconditional jump.
19280 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19281 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19283 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19284 members of SA; deal with PARM_DECL partitions here; expand
19285 all PHI nodes, free tree datastructures and SA. Commit instructions
19286 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19287 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19288 info and statements at start, collect garbage at finish.
19289 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19290 (VAR_ANN_PARTITION) Remove.
19291 (change_partition_var): Don't declare.
19292 (partition_to_var): Always return SSA names.
19293 (var_to_partition): Only accept SSA names.
19294 (register_ssa_partition): Only check argument.
19295 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19297 (delete_var_map): Don't free it.
19298 (var_union): Only accept SSA names, simplify.
19299 (partition_view_init): Mark only useful SSA names as used.
19300 (partition_view_fini): Only deal with SSA names.
19301 (change_partition_var): Remove.
19302 (dump_var_map): Use ssa_name instead of partition_to_var member.
19303 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19305 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19306 (struct _elim_graph): New member const_dests; nodes member vector of
19308 (set_location_for_edge): New static helper.
19309 (create_temp): Remove.
19310 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19311 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19312 (new_elim_graph): Allocate const_dests member.
19313 (clean_elim_graph): Truncate const_dests member.
19314 (delete_elim_graph): Free const_dests member.
19315 (elim_graph_size): Adapt to new type of nodes member.
19316 (elim_graph_add_node): Likewise.
19317 (eliminate_name): Likewise.
19318 (eliminate_build): Don't take basic block argument, deal only with
19319 partition numbers, not variables.
19320 (get_temp_reg): New static helper.
19321 (elim_create): Use it, deal with RTL temporaries instead of trees.
19322 (eliminate_phi): Adjust all calls to new signature.
19323 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19324 (rewrite_trees): Only do checking.
19325 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19326 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19327 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19328 contains_tree_r, MAX_STMTS_IN_LATCH,
19329 process_single_block_loop_latch, analyze_edges_for_bb,
19330 perform_edge_inserts): Remove.
19331 (expand_phi_nodes): New global function.
19332 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19333 functions, initialize new parameter, remember partitions having a
19335 (finish_out_of_ssa): New global function.
19336 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19337 don't reset in_ssa_p here, don't disable TER when mudflap.
19338 (pass_del_ssa): Remove.
19339 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19341 (execute_free_datastructures): Declare.
19342 * Makefile.in (SSAEXPAND_H): New variable.
19343 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19344 * basic-block.h (commit_one_edge_insertion): Declare.
19345 * passes.c (init_optimization_passes): Move pass_nrv and
19346 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19347 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19348 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19349 (redirect_branch_edge): Deal with super block when expanding, split
19350 out jump patching itself into ...
19351 (patch_jump_insn): ... here, new static helper.
19353 2009-04-26 Michael Matz <matz@suse.de>
19355 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19356 beyond num_ssa_names.
19357 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19358 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19360 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19362 PR inline-asm/39543
19363 * fwprop.c (forward_propagate_asm): New function.
19364 (forward_propagate_and_simplify): Propagate also into __asm, if it
19365 doesn't increase the number of referenced registers.
19368 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19370 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19372 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19373 note_nonlocal_vla_type for nonlocal VLAs.
19374 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19375 contains_remapped_vars, remap_vla_decls): New functions.
19376 (convert_nonlocal_reference_stmt): If not optimizing, call
19377 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19378 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19379 if it wasn't found in var_map.
19380 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19381 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19382 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19384 * gimplify.c (nonlocal_vlas): New variable.
19385 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19387 (gimplify_body): Create and destroy nonlocal_vlas.
19389 * dwarf2out.c (loc_descr_plus_const): New function.
19390 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19391 mem_loc_descriptor, loc_descriptor_from_tree_1,
19392 descr_info_loc, gen_variable_die): Use it.
19394 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19395 !TREE_STATIC VAR_DECLs.
19396 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19397 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19398 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19399 DECL_BY_REFERENCE is valid.
19400 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19401 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19402 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19403 Copy DECL_BY_REFERENCE.
19404 (struct nesting_copy_body_data): New type.
19405 (nesting_copy_decl): New function.
19406 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19407 if they have variable length.
19409 2009-04-26 Michael Matz <matz@suse.de>
19411 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19412 mark new temporaries for renaming.
19414 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19417 * c-decl.c (global_bindings_p): Return negative value.
19418 (c_variable_size): New. Based on variable_size from
19420 (grokdeclarator): Call c_variable_size not variable_size.
19422 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19424 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19426 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19428 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19429 Redefine it to just use mingw/include.
19430 (ASM_SPEC): Rules for -m32 and -m64.
19431 (LINK_SPEC): Use Likewise.
19432 (SPEC_32): New define.
19433 (SPEC_64): Likewise.
19434 (SUB_LINK_SPEC): Likewise.
19435 (MULTILIB_DEFAULTS): New define.
19436 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19437 Add multilib options.
19438 (MULTILIB_DIRNAMES): Likewise.
19439 (MULTILIB_OSDIRNAMES): Likewise.
19440 (LIBGCC): Likewise.
19441 (INSTALL_LIBGCC): Likewise.
19443 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19446 * c-tree.h (enum c_inline_static_type): New.
19447 (record_inline_static): Declare.
19448 * c-decl.c (struct c_inline_static, c_inline_statics,
19449 record_inline_static, check_inline_statics): New.
19450 (pop_file_scope): Call check_inline_statics.
19451 (start_decl): Call record_inline_static instead of pedwarning
19452 directly for static in inline function.
19453 * c-typeck.c (build_external_ref): Call record_inline_static
19454 instead of pedwarning directly for static referenced in inline
19457 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19459 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19460 not new but only being rescanned.
19461 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19462 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19463 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19464 record_set_info, compute_set, grealloc): Remove.
19465 (recompute_all_luids): New function.
19466 (gcse_main): Don't compute sets, and don't do related memory
19467 allocations/free-ing. If something changed before the end of the
19468 pass, update LUIDs using recompute_all_luids.
19469 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19470 (free_gcse_mem): Don't free it either.
19471 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19472 Use the df insn LUIDs.
19473 (load_killed_in_block): Likewise.
19474 (compute_hash_table_work): Don't compute reg_set_in_block.
19475 (compute_transp): Use DF_REG_DEF_CHAINs.
19476 (local_cprop_pass): Don't use compute_sets and related functions.
19477 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19478 Use get_max_uid() instead of max_cuid.
19479 (insert_insn_end_basic_block, pre_insert_copy_insn,
19480 update_ld_motion_stores): Don't try to
19481 keep reg_set tables up to date.
19482 (pre_insert_copies): Use df insn LUIDs.
19483 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19484 (reg_set_info): Don't use extra bitmap argument.
19485 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19486 information to compute regs_set_in_block.
19487 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19488 (bypass_jumps): Don't use compute_sets and friends.
19490 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19493 * opts.c (undocumented_msg): Do not leave blank even with
19496 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19498 * c-decl.c (build_enumerator): Allow values folding to integer
19499 constants but not integer constant expressions with a pedwarn if
19502 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19505 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19506 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19507 type is an integer constant.
19509 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19512 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19515 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19518 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19519 with variably modified return type and no storage class
19520 specifiers, except for the case of nested functions. Distinguish
19521 extern declarations of functions with variably modified return
19522 types from those of objects with variably modified types.
19524 2009-04-25 Jan Hubicka <jh@suse.cz>
19526 * tree.c (list_equal_p): New function.
19527 * tree.h (list_equal_p): Declare.
19528 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19529 basic_block_def, basic_block, const_basic_block): New.
19530 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19531 (redirect_eh_edge): New function.
19532 (make_eh_edge_update_phi): EH edges are not abnormal.
19533 * except.c: Include tree-flow.h.
19534 (list_match): New function.
19535 (eh_region_replaceable_by_p): New function.
19536 (replace_region): New function.
19537 (hash_type_list): New function.
19538 (hash_eh_region): New function.
19539 (eh_regions_equal_p): New function.
19540 (merge_peers): New function.
19541 (remove_unreachable_regions): Verify EH tree when checking;
19543 (copy_eh_region_1): New function.
19544 (copy_eh_region): New function.
19545 (push_reachable_handler): New function.
19546 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19547 regions without label but with live RESX.
19548 * except.h (redirect_eh_edge_to_label): New.
19549 * tree-flow.h (redirect_eh_edge): New.
19550 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19551 basic_block_def, basic_block, const_basic_block): Remove.
19552 * Makefile.in (except.o): Add dependency on tree-flow.h
19553 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19554 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19557 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19560 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19561 on the destination of memcpy.
19563 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19565 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19566 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19567 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19569 2009-04-25 Jan Hubicka <jh@suse.cz>
19571 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19572 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19573 to be reached by different label than left.
19574 (update_eh_edges): Update comment; remove edge_to_remove if possible
19575 and return true if suceeded.
19576 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19577 (cleanup_eh): Compute sharing map.
19578 * except.c (remove_eh_handler_and_replace): Add argument if we should
19580 (remove_unreachable_regions): Update for label sharing.
19581 (label_to_region_map): Likewise.
19582 (get_next_region_sharing_label): New function.
19583 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19585 (remove_eh_handler): Update.
19586 (remove_eh_region_and_replace_by_outer_of): New function.
19587 * except.h (struct eh_region): Add next_region_sharing_label.
19588 (remove_eh_region_and_replace_by_outer_of,
19589 get_next_region_sharing_label): Declare.
19590 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19592 2009-04-25 Jan Hubicka <jh@suse.cz>
19594 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19595 insert code even if they are not critical.
19597 2009-04-25 Jan Hubicka <jh@suse.cz>
19599 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19600 (gimple_can_remove_branch_p): EH edges won't remove branch by
19602 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19603 updating of non-abnormal EH edges.
19604 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19605 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19606 (split_critical_edges): Split also edges where emitting code on them
19607 will lead to splitting later.
19609 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19610 H.J. Lu <hongjiu.lu@intel.com>
19613 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19614 the configured assembler supports fildq and fistpq mnemonics.
19615 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19616 * configure: Regenerated.
19617 * config.in: Ditto.
19619 * config/i386/i386.c (print_operand): Handle 'Z'.
19620 ['z']: Remove handling of special fild/fist suffixes.
19621 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19622 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19623 suffix of fild insn.
19624 (*floatsi<mode>2_vector_mixed): Ditto.
19625 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19626 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19627 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19628 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19629 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19631 2009-04-25 Ben Elliston <bje@au.ibm.com>
19633 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19634 the source of a set operation.
19636 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19638 * target.h (struct gcc_target): Add case_values_threshold field.
19639 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19640 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19641 * targhooks.c (default_case_values_threshold): New function.
19642 * targhooks.h (default_case_values_threshold): Declare function.
19643 * stmt.c (expand_case): Use case_values_threshold target hook.
19644 * expr.h (case_values_threshold): Remove declartation.
19645 * expr.c (case_values_threshold): Remove function.
19646 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19648 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19649 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19650 (avr_case_values_threshold): Declare as static.
19651 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19653 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19654 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19655 (mn10300_case_values_threshold): New function.
19657 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19659 * ira.c (setup_cover_and_important_classes): Add enum cast.
19661 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19663 * genpreds.c (write_enum_constraint_num): Output definition of
19664 CONSTRAINT_NUM_DEFINED_P macro.
19665 * ira.c (setup_cover_and_important_classes): Use
19666 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19668 2009-04-24 DJ Delorie <dj@redhat.com>
19670 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19671 __SH2A_SINGLE_ONLY__ also.
19673 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19675 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19676 (movdf_internal): Ditto.
19677 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19678 SFmode and DFmode constants.
19679 (ia64_print_operand): Add 'G' format for printing
19680 floating point constants.
19682 2009-04-24 Richard Guenther <rguenther@suse.de>
19684 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19685 from unsigned additions.
19687 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19689 * c-typeck.c (set_init_index): Allow array designators that are
19690 not integer constant expressions with a pedwarn if pedantic.
19692 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19694 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19695 zero if no overlap in nonzero bits between the operands.
19697 2009-04-24 Ian Lance Taylor <iant@google.com>
19699 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19700 (record_dead_and_set_regs): Likewise.
19701 * df.h (struct df_mw_hardreg): Change flags field to int.
19702 (struct df_base_ref): Likewise.
19703 (struct df): Change changeable_flags field to int.
19704 * df-scan.c (df_defs_record): Change clobber_flags to int.
19705 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19706 constants rather than #define macros.
19707 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19708 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19709 (enum dwarf_calling_convention): Likewise.
19710 (enum dwarf_line_number_x_ops): Likewise.
19711 (enum dwarf_call_frame_info): Likewise.
19712 (enum dwarf_source_language): Likewise.
19713 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19714 (add_calling_convention_attribute): Likewise.
19715 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19716 (combine_comparisons): Change compcode to int. Add cast to enum type.
19717 * genrecog.c (maybe_both_true_2): Change c to int.
19718 (write_switch): Likewise. Add cast to enum type.
19719 * gimplify.c (gimplify_omp_for): Handle return values from
19720 gimplify_expr using MIN rather than bitwise or.
19721 (gimplify_expr): Add cast to enum type.
19722 * ipa-prop.c (update_jump_functions_after_inlining): Change
19723 IPA_BOTTOM to IPA_JF_UNKNOWN.
19724 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19725 Add casts to enum type.
19726 (setup_cover_and_important_classes): Change cl to int. Add casts
19728 (setup_class_translate): Change cl and mode to int.
19729 (ira_init_once): Change mode to int.
19730 (free_register_move_costs): Likewise.
19731 (setup_prohibited_mode_move_regs): Add casts to enum type.
19732 * langhooks.c (add_builtin_function_common): Rework assertion that
19733 value fits bitfield.
19734 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19735 * omega.c (omega_do_elimination): Avoid math on enum types.
19736 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19737 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19738 int local to handle integral_argment value.
19739 * regmove.c (try_auto_increment): Change PUT_MODE to
19741 * reload.c (push_secondary_reload): Add casts to enum type.
19742 (secondary_reload_class, find_valid_class): Likewise.
19743 * reload1.c (emit_input_reload_insns): Likewise.
19744 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19745 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19746 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19748 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19749 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19751 (expand_complex_libcall): Add casts to enum type.
19752 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19753 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19754 with ERROR_MARK, not NUM_TREE_CODES.
19755 (vect_create_epilog_for_reduction): Likewise.
19756 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19757 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19758 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19760 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19761 vect_unused_in_loop. Change 0 to loop_vect.
19762 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19763 * var-tracking.c (get_init_value): Change return type to enum
19765 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19766 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19768 (arm_override_options): Add casts to enum type.
19769 (arm_emit_tls_decoration): Likewise.
19770 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19772 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19773 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19774 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19776 * config/s390/s390.c (code_for_builtin_64): Change to array of
19778 (code_for_builtin_31): Likewise.
19779 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19781 * config/sparc/sparc.c (sparc_override_options): Change value
19782 field in struct code_model to enum cmodel. In initializer change
19783 0 to NULL and add cast to enum type.
19785 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19786 Change all callers. Issue a -Wc++-compat warning using
19787 lhs_origtype if necessary.
19788 (convert_for_assignment): Issue -Wc++-compat warnings about
19789 invalid conversions to enum type on assignment.
19790 * c-common.h (build_modify_expr): Update declaration.
19792 2009-04-24 Nick Clifton <nickc@redhat.com>
19794 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19795 (function_arg_advance): Likewise.
19796 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19799 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19801 * config/s390/constraints.md ('I', 'J'): Fix condition.
19803 2009-04-24 Diego Novillo <dnovillo@google.com>
19805 * gengtype-parse.c (parse_error): Add newline after message.
19807 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19809 * config/i386/sse.md (avxmodesuffixs): Removed.
19810 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19811 (*avx_pinsr<ssevecsize>): This.
19813 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19815 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19816 follow chains of regs with a single definition, and allow expressions
19817 that are function_invariant_p.
19818 (simple_rhs_p): Allow expressions that are function_invariant_p.
19820 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19822 PR middle-end/39867
19823 * fold-const.c (fold_cond_expr_with_comparison): When folding
19824 > and >= to MAX, make sure the MAX uses the same type as the
19825 comparison's operands.
19827 2009-04-24 Nick Clifton <nickc@redhat.com>
19829 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19830 addressing for DImode accesses.
19831 (frv_print_operand_address): Handle PLUS case.
19832 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19834 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19836 PR rtl-optimization/39794
19837 * alias.c (canon_true_dependence): Add x_addr argument.
19838 * rtl.h (canon_true_dependence): Adjust prototype.
19839 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19840 * cselib.c (cselib_invalidate_mem): Likewise.
19841 * gcse.c (compute_transp): Likewise.
19842 * dse.c (scan_reads_nospill): Likewise.
19843 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19844 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19845 canon_base_addr of the group, plus optional offset.
19846 (struct group_info): Rename canon_base_mem to
19848 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19849 canon_rtx of base_mem.
19851 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19853 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19854 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19856 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19858 * config/spu/spu-builtins.h: Delete file.
19860 * config/spu/spu.h (enum spu_builtin_type): Move here from
19862 (struct spu_builtin_description): Likewise. Add GTY marker.
19863 Do not use enum spu_function_code or enum insn_code.
19864 (spu_builtins): Add extern declaration.
19866 * config/spu/spu.c: Do not include "spu-builtins.h".
19867 (enum spu_function_code, enum spu_builtin_type_index,
19868 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
19869 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
19870 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
19871 unsigned_V2DI_type_node): Move here from spu-builtins.h.
19872 (spu_builtin_types): Make static. Add GTY marker.
19873 (spu_builtins): Add extern declaration with GTY marker.
19874 Include "gt-spu.h".
19876 * config/spu/spu-c.c: Do not include "spu-builtins.h".
19877 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
19878 Check programmatically whether all parameters are scalar.
19880 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
19882 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
19884 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
19885 assignment from the constructor either if the target is volatile.
19887 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
19889 * config/arm/arm.md (insv): Do not share operands[0].
19891 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
19893 * config/vxlib-tls.c (active_tls_threads): Delete.
19894 (delete_hook_installed): New.
19895 (tls_delete_hook): Don't delete the delete hook.
19896 (tls_destructor): Delete it here.
19897 (__gthread_set_specific): Adjust installing the delete hook.
19898 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
19899 __gthread_leave_tsd_dtor_context.
19901 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
19903 * c-format.c (gcc_tdiag_char_table): Add support for %E.
19905 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
19907 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
19909 (alpha_rtx_costs): Ditto.
19910 (emit_unlikely_jump): Use add_reg_note.
19911 (emit_frame_store_1): Ditto.
19912 (alpha_expand_prologue): Ditto.
19913 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19914 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
19916 2009-04-23 Nick Clifton <nickc@redhat.com>
19918 * config/v850/v850.md (epilogue): Remove suppressed code.
19919 (return): Rename to return_simple and remove test of frame size.
19920 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
19921 to gen_return_simple.
19923 2009-04-22 Jing Yu <jingyu@google.com>
19926 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
19928 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19931 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
19932 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
19933 value is a VECTOR_CST, the element type is the element type of the
19936 2009-04-22 DJ Delorie <dj@redhat.com>
19938 * config/m32c/m32c.h: Update GTY annotations to new syntax.
19940 2009-04-22 Jakub Jelinek <jakub@redhat.com>
19942 * alias.c (find_base_term): Move around LO_SUM case, so that
19943 CONST falls through into PLUS/MINUS handling.
19946 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
19947 into 0, use omit_one_operand.
19949 2009-04-23 Ben Elliston <bje@au.ibm.com>
19951 * config/rs6000/linux-unwind.h (get_regs): Remove type
19952 puns. Change the type of `pc' to an array of unsigned ints and
19953 update all users. Constify frame24.
19955 2009-04-22 DJ Delorie <dj@redhat.com>
19957 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
19958 declarations before code.
19959 (current_function_special_page_vector): Likewise.
19960 (m32c_expand_insv): Silence a warning.
19962 2009-04-21 Taras Glek <tglek@mozilla.com>
19964 * alias.c: Update GTY annotations to new syntax.
19965 * basic-block.h: Likewise.
19966 * bitmap.h: Likewise.
19967 * c-common.h: Likewise.
19968 * c-decl.c: Likewise.
19969 * c-parser.c: Likewise.
19970 * c-pragma.c: Likewise.
19971 * c-tree.h: Likewise.
19972 * cfgloop.h: Likewise.
19973 * cgraph.h: Likewise.
19974 * config/alpha/alpha.c: Likewise.
19975 * config/arm/arm.h: Likewise.
19976 * config/avr/avr.h: Likewise.
19977 * config/bfin/bfin.c: Likewise.
19978 * config/cris/cris.c: Likewise.
19979 * config/darwin.c: Likewise.
19980 * config/frv/frv.c: Likewise.
19981 * config/i386/i386.c: Likewise.
19982 * config/i386/i386.h: Likewise.
19983 * config/i386/winnt.c: Likewise.
19984 * config/ia64/ia64.h: Likewise.
19985 * config/iq2000/iq2000.c: Likewise.
19986 * config/mips/mips.c: Likewise.
19987 * config/mmix/mmix.h: Likewise.
19988 * config/pa/pa.c: Likewise.
19989 * config/pa/pa.h: Likewise.
19990 * config/rs6000/rs6000.c: Likewise.
19991 * config/s390/s390.c: Likewise.
19992 * config/sparc/sparc.c: Likewise.
19993 * config/xtensa/xtensa.c: Likewise.
19994 * cselib.h: Likewise.
19995 * dbxout.c: Likewise.
19996 * dwarf2out.c: Likewise.
19997 * except.c: Likewise.
19998 * except.h: Likewise.
19999 * fixed-value.h: Likewise.
20000 * function.c: Likewise.
20001 * function.h: Likewise.
20002 * gimple.h: Likewise.
20003 * integrate.c: Likewise.
20004 * optabs.c: Likewise.
20005 * output.h: Likewise.
20006 * real.h: Likewise.
20008 * stringpool.c: Likewise.
20009 * tree-data-ref.c: Likewise.
20010 * tree-flow.h: Likewise.
20011 * tree-scalar-evolution.c: Likewise.
20012 * tree-ssa-address.c: Likewise.
20013 * tree-ssa-alias.h: Likewise.
20014 * tree-ssa-operands.h: Likewise.
20015 * tree.c: Likewise.
20016 * tree.h: Likewise.
20017 * varasm.c: Likewise.
20018 * varray.h: Likewise.
20020 * coretypes.h: Do not define GTY macro if it is already defined.
20021 * doc/gty.texi: Update GTY documentation to new syntax.
20022 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20023 annotations on structs.
20024 * gengtype-parse.c: Likewise.
20026 2009-04-22 Mark Heffernan <meheff@google.com>
20028 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20030 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20032 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20035 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20037 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20038 the same as a PLUS without a shift. Increase the cost of a
20041 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20043 * Makefile.in: Update dependencies.
20044 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20045 * errors.h: Remove bogus comment about compatibility.
20046 (warning): Update declaration.
20047 * genautomata.c: Update all calls to warning.
20048 * gimple.c: Do not include errors.h. Include toplev.h.
20049 * tree-ssa-structalias.c: Do not include errors.h.
20050 * omega.c: Likewise.
20051 * tree-ssa-reassoc.c: Likewise.
20052 * config/spu/spu-c.c: Likewise.
20053 * config/spu/t-spu-elf: Update dependencies.
20055 2009-04-22 Richard Guenther <rguenther@suse.de>
20057 PR tree-optimization/39824
20058 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20059 make sure the types are compatible.
20061 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20064 * c-common.c (c_parse_error): Take a token_flags parameter.
20065 Use token_type for the token type instead.
20066 Pass token_flags to cpp_type2name.
20067 * c-common.h (c_parse_error): Update declaration.
20068 * c-parser.c (c_parser_error): Pass 0 as token flags.
20070 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20072 PR rtl-optimization/39580
20073 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20075 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20077 * function.c (expand_function_end): Do not emit a jump to the "naked"
20078 return label for fall-through returns.
20079 * except.c (sjlj_emit_function_exit): Always place the call to the
20080 unregister function at the location installed by expand_function_end.
20082 2009-04-22 Richard Guenther <rguenther@suse.de>
20084 PR tree-optimization/39845
20085 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20086 (gen_inbound_check): Likewise.
20088 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20090 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20092 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20093 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20095 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20097 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20098 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20099 shift counts to avoid out-of-bounds array accesses.
20101 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20103 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20104 (Pmode): Move above.
20106 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20108 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20109 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20110 GET_CODE macro. Use IN_RANGE macro where appropriate.
20111 * config/alpha/alpha.h: Ditto.
20112 * config/alpha/alpha.md: Ditto.
20113 * config/alpha/constraints.md: Ditto.
20114 * config/alpha/predicates.md: Ditto.
20116 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20118 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20119 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20120 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20121 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20122 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20123 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20124 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20125 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20126 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20127 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20128 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20129 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20130 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20131 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20132 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20133 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20134 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20135 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20136 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20137 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20138 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20139 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20140 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20141 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20142 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20143 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20144 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20146 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20148 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20149 references from comments.
20150 * cfgbuild.c: (count_basic_blocks): Delete.
20151 (find_basic_blocks_1): Delete.
20152 (find_basic_blocks): Delete.
20153 * except.c (finish_eh_generation): Make static. Move comment from
20154 except.h here. Remove find_basic_blocks references from comments.
20155 * except.h (finish_eh_generation): Delete.
20156 * basic-block.h (find_basic_blocks): Delete.
20157 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20159 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20161 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20162 (sdbout_parms): Likewise.
20164 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20166 * config/sh/sh.c (prepare_cbranch_operands): Use
20167 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20168 (expand_cbranchdi4): Likewise.
20169 (from_compare): Add cast to enum type.
20170 (expand_cbranchsi4): Use add_reg_note.
20171 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20172 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20173 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20174 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20175 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20176 instead of CODE_FOR_nothing.
20177 (cbranchdi4): Likewise. Fix the order of arguments for
20179 (push_fpscr): Use add_reg_note.
20180 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20181 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20183 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20185 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20186 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20187 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20188 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20189 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20190 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20191 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20192 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20193 config/alpha/x-vms, config/arc/t-arc,
20194 config/arm/README-interworking, config/arm/arm-c.c,
20195 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20196 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20197 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20198 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20199 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20200 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20201 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20202 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20203 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20204 config/cris/t-elfmulti, config/crx/t-crx,
20205 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20206 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20207 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20208 config/h8300/t-h8300, config/i386/athlon.md,
20209 config/i386/darwin-libgcc.10.4.ver,
20210 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20211 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20212 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20213 config/i386/t-linux64, config/i386/t-nwld,
20214 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20215 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20216 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20217 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20218 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20219 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20220 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20221 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20222 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20223 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20224 config/m68k/t-uclinux, config/mcore/t-mcore,
20225 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20226 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20227 config/mips/crtn.asm, config/mips/irix-crti.asm,
20228 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20229 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20230 config/mips/mips-fixed.md, config/mips/sb1.md,
20231 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20232 config/mips/t-iris6, config/mips/t-isa3264,
20233 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20234 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20235 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20236 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20237 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20238 config/mn10300/t-linux, config/mn10300/t-mn10300,
20239 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20240 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20241 config/picochip/libgccExtras/clzsi2.asm,
20242 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20243 config/rs6000/darwin-libgcc.10.4.ver,
20244 config/rs6000/darwin-libgcc.10.5.ver,
20245 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20246 config/rs6000/t-aix43, config/rs6000/t-aix52,
20247 config/rs6000/t-darwin, config/rs6000/t-fprules,
20248 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20249 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20250 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20251 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20252 config/rs6000/t-rtems, config/rs6000/t-spe,
20253 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20254 config/score/t-score-elf, config/sh/divcost-analysis,
20255 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20256 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20257 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20258 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20259 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20260 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20261 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20262 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20263 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20264 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20265 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20266 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20267 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20268 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20269 * config/h8300/genmova.sh: Include copyright and license notices
20270 in generated output.
20271 * config/h8300/mova.md: Regenerate.
20272 * doc/install.texi2html: Include word "Copyright" in copyright
20273 notice and use name "Free Software Foundation, Inc.".
20274 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20275 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20276 ChangeLog-2007, ChangeLog-2008: Correct dates.
20278 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20280 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20281 NE_EXPR operations as well.
20282 * c-parser.c (c_parser_condition): Do not set location information on
20284 (c_parser_conditional_expression): Likewise.
20285 (c_parser_binary_expression): Set location information on operators.
20286 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20287 TRUTH_NOT_EXPR has been folded.
20288 * fold-const.c (fold_truth_not_expr): Copy location information from
20289 the incoming expression to the outgoing one.
20290 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20291 recursive calls on the LHS of the operator but pass that of the
20292 operator to recursive calls on the RHS of the operator. Set it
20294 (shortcut_cond_expr): Set the locus of the operator on the second
20295 COND_EXPR and that of the expression on the first in degenerate cases.
20296 Pass the locus of the expression to calls to shortcut_cond_r.
20297 Set the locus of the 'then' block on the associated jump, if any.
20298 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20299 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20300 expression to call to gimplify_boolean_expr.
20302 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20304 * config.gcc: Add additional configuration for
20305 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20306 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20307 (CPP_SPEC): Redefine for allowing -municode option.
20308 (STARTFILE_SPEC): Likewise.
20309 * config/i386/t-mingw-w64: New.
20310 * config/i386/mingw-w64.opt: New.
20311 (municode): Add new target option.
20312 * doc/invoke.texi (municode): Add documentation for new option.
20314 2009-04-21 Ian Lance Taylor <iant@google.com>
20316 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20317 Correct test for number of arguments.
20318 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20320 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20322 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20323 argument of emit_library_call.
20325 2009-04-21 Richard Guenther <rguenther@suse.de>
20327 PR middle-end/39829
20328 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20329 inside VIEW_CONVERT_EXPRs.
20331 2009-04-21 Martin Jambor <mjambor@suse.cz>
20333 * tree-switch-conversion.c (build_constructors): Split a long line.
20334 (constructor_contains_same_values_p): New function.
20335 (build_one_array): Create assigns of constants if possible, do not
20336 call mark_sym_for_renaming, call update_stmt.
20337 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20338 make_rename_temp. Do not call mark_symbols_for_renaming, call
20340 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20341 find_new_referenced_vars, call update_stmt.
20342 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20343 instead of calling make_rename_temp. Do not call
20344 find_new_referenced_vars or mark_symbols_for_renaming, call
20347 2009-04-21 Richard Guenther <rguenther@suse.de>
20349 PR tree-optimization/39827
20350 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20351 (tree_ssa_phiprop): Pass the correct array size.
20353 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20355 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20357 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20360 * c-typeck.c (lvalue_p): Move declaration ...
20361 * c-common.h (lvalue_p): ... to here.
20362 * c-common.c (candidate_equal_p): New.
20363 (add_tlist): Use it.
20364 (merge_tlist): Use it.
20365 (warn_for_collisions_1): Likewise.
20366 (warning_candidate_p): Accept more candidates.
20367 (verify_tree): A warning candidate can be an expression. Use
20370 2009-04-21 Ben Elliston <bje@au.ibm.com>
20373 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20374 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20375 options. Remove -mcall-solaris documentation.
20377 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20380 * doc/invoke.texi (-Wlong-long): Update description.
20381 * c-lex (interpret_integer): Only warn if there was no previous
20382 overflow and -Wlong-long is enabled.
20383 * c-decl.c (declspecs_add_type): Drop redundant flags.
20384 * c.opt (Wlong-long): Init to -1.
20385 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20386 and front-end warn_long_long. Wlong-long only depends on other
20387 flags if it is uninitialized.
20388 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20389 the same for CPP and FE.
20390 (restore_extension_diagnostics): Likewise.
20392 2009-04-20 Ian Lance Taylor <iant@google.com>
20394 Fix enum conversions which are invalid in C++:
20395 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20396 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20397 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20398 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20399 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20400 (dbxout_parms): Likewise.
20401 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20402 (df_clear_flags): Likewise.
20403 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20404 top_flag parameter to int.
20405 (df_chain_create_bb_process_use): Likewise.
20406 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20408 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20409 (df_ref_create_structure, df_def_record_1): Likewise.
20410 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20411 (df_notes_rescan): Change 0 to VOIDmode in function call.
20412 (df_get_call_refs, df_insn_refs_collect): Likewise.
20413 (df_bb_regs_collect): Likewise.
20414 (df_entry_block_defs_collect): Likewise.
20415 (df_exit_block_uses_collect): Likewise.
20416 * df.h: Update declarations.
20417 * double-int.c (double_int_divmod): Add cast to enum type.
20418 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20419 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20420 (based_loc_descr): Likewise.
20421 (loc_descriptor_from_tree_1): Change first_op and second_op to
20422 enum dwarf_location_atom. Add cast to enum type.
20423 * expmed.c (init_expmed): Change 0 to SET in function call.
20424 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20425 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20426 (do_store_flag): Likewise.
20427 * fixed-value.h (struct fixed_value): Change mode to enum
20429 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20430 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20432 (insert_insn_decl, insert_decl, insert_state): Likewise.
20433 (automata_list_finish): Likewise.
20434 * genrecog.c (process_define_predicate): Add cast to enum type.
20435 * gensupport.c (init_predicate_table): Add cast to enum type.
20436 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20438 (gimple_build_call_1, gimple_build_label): Likewise.
20439 (gimple_build_goto, gimple_build_asm_1): Likewise.
20440 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20441 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20442 (enum fallback): Rename from enum fallback_t.
20443 (fallback_t): Typedef as int.
20444 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20445 GSI_SAME_STMT in function call.
20446 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20448 (setup_reg_class_relations): Likewise.
20449 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20450 (setup_prohibited_class_mode_regs): Add cast to enum type.
20451 (setup_prohibited_mode_move_regs): Likewise.
20452 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20453 (record_address_regs): Change i to enum reg_class.
20454 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20455 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20456 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20457 (GET_MODE_2XWIDER_MODE): Likewise.
20458 (GET_CLASS_NARROWEST_MODE): Likewise.
20459 * omp-low.c (expand_omp_for): Add cast to enum type.
20460 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20461 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20462 * postreload.c (reload_cse_simplify_operands): Change rclass local
20464 * predict.c (combine_predictions_for_insn): Change best_predictor
20465 and predictor to enum br_predictor.
20466 (combine_predictions_for_bb): Likewise.
20467 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20468 use SET_PREDICT_EXPR_OUTCOME.
20469 * real.c (real_arithmetic): Change icode to code in function call.
20470 * reginfo.c (init_move_cost): Add casts to enum type.
20471 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20472 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20474 * reload.c (find_valid_class): Add casts to enum type.
20475 (push_reload): Change 0 to NO_REGS in function call.
20476 (find_reloads): Change this_alternative to array of enum
20477 reg_class. Remove some now-unnecessary casts.
20478 (make_memloc): Change 0 to VOIDmode in function call.
20479 * reload1.c (reload): Change 0 to VOIDmode in function call.
20480 (eliminate_regs_1, elimination_effects): Likewise.
20481 (eliminate_regs_in_insn): Likewise.
20482 (emit_input_reload_insns): Add cast to enum type.
20483 (delete_output_reload): Change 0 to VOIDmode in function call.
20484 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20485 to enum type in function call.
20486 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20487 (SET_PREDICT_EXPR_OUTCOME): Define.
20488 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20489 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20490 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20491 (dump_function): Likewise.
20492 * tree-dump.h: Update declarations.
20493 * tree-pass.h: Update declarations.
20494 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20495 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20497 (arm_rtx_costs_1): Correct parenthesization.
20498 (arm_rtx_costs): Add casts to enum type.
20499 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20500 (vfp_emit_fstmd): Use add_rg_note.
20501 (emit_multi_reg_push, emit_sfm): Likewise.
20502 (thumb_set_frame_pointer): Likewise.
20503 (arm_expand_prologue): Likewise.
20504 (arm_regno_class): Change return type to enum reg_class.
20505 (thumb1_expand_prologue): Use add_reg_note.
20506 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20507 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20509 * config/arm/gentune.sh: Add cast to enum type.
20510 * config/arm/arm-tune.md: Rebuild.
20511 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20512 (ix86_split_fp_branch, predict_jump): Likewise.
20513 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20514 insn_code to enum rtx_code.
20515 (ix86_builtin_vectorized_function): Add cast to enum type.
20516 * config/i386/i386.md (truncdfsf2): Change slot to enum
20518 (truncxf<mode>2, isinf<mode>2): Likewise.
20519 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20521 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20522 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20523 (insert_bundle_state): Change 1 to INSERT in function call.
20524 (ia64_add_bundle_selector_before): Likewise.
20525 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20526 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20527 (restore_stack_nonlocal): Likewise.
20528 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20530 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20532 (mips_rtx_costs): Likewise.
20533 (mips_override_options): Add casts to enum type.
20534 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20536 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20537 (store_reg, set_reg_plus_d): Likewise.
20538 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20539 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20541 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20543 (emit_unlikely_jump): Use add_reg_note.
20544 (rs6000_emit_allocate_stack): Likewise.
20545 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20546 (output_toc): Change 1 to INSERT in function call.
20547 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20548 (rs6000_initialize_trampoline): Likewise.
20549 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20551 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20552 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20553 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20554 (save_gprs): Use add_reg_note.
20555 (s390_emit_prologue): Likewise.
20556 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20557 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20558 (sparc_fold_builtin): Add cast to enum type.
20559 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20561 (spu_expand_prologue): Use add_reg_note.
20562 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20564 2009-04-20 Ian Lance Taylor <iant@google.com>
20566 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20567 (c_parser_postfix_expression_after_primary): Get VEC for list of
20568 arguments. Get original types of arguments. Call
20569 build_function_call_vec.
20570 (cached_expr_list_1, cached_expr_list_2): New static variables.
20571 (c_parser_expr_list): Change return type to VEC *. Add
20572 p_orig_types parameter. Change all callers.
20573 (c_parser_release_expr): New static function.
20574 (c_parser_vec_to_tree_list): New static function.
20575 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20576 call build_function_call_vec.
20577 (build_function_call_vec): New function, based on old
20578 build_function_call.
20579 (convert_arguments): Remove nargs and argarray parameters. Change
20580 values to a VEC. Add origtypes parameter.
20581 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20582 (convert_for_assignment): Add origtype parameter. Change all
20583 callers. If warn_cxx_compat, check for conversion to an enum
20584 type when calling a function.
20585 (store_init_value): Add origtype parameter. Change all callers.
20586 (digest_init): Likewise.
20587 (struct init_node): Add origtype field.
20588 (add_pending_init): Add origtype parameter. Change all callers.
20589 (output_init_element): Likewise.
20590 (output_pending_init_elements): Pass origtype from init_node to
20591 output_init_element.
20592 (process_init_element): Pass origtype from c_expr to
20593 output_init_element.
20594 (c_finish_return): Add origtype parameter. Change all callers.
20595 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20597 (sync_resolve_params): Likewise.
20598 (sync_resolve_return): Change params to first_param. Change caller.
20599 (resolve_overloaded_builtins): Change params to VEC *. Change
20600 callers. Save first parameter around call to build_function_call_vec.
20601 * c-decl.c (finish_decl): Add origtype parameter. Change all
20602 callers. Call build_function_call_vec rather than
20603 build_function_call for cleanup.
20604 * c-tree.h: Update declarations.
20605 * c-common.h: Update declarations.
20606 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20607 params to first_param.
20608 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20609 params parameter from tree to void *.
20610 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20611 Change arglist parameter to have type void *, and to be a pointer
20613 * config/rs6000/rs6000-protos.h
20614 (altivec_resolve_overloaded_builtin): Update declaration.
20615 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20616 fnargs parameter to have type void *, and to be a pointer to a
20617 VEC. Call build_function_call_vec instead of
20618 build_function_call.
20619 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20621 2009-04-20 Joey Ye <joey.ye@intel.com>
20622 Xuepeng Guo <xuepeng.guo@intel.com>
20623 H.J. Lu <hongjiu.lu@intel.com>
20625 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20627 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20628 (IX86_LEA_PRIORITY): Likewise.
20629 (distance_non_agu_define): New function.
20630 (distance_agu_use): Likewise.
20631 (ix86_lea_for_add_ok): Likewise.
20632 (ix86_dep_by_shift_count): Likewise.
20634 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20635 should split for LEA.
20637 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20639 (ix86_dep_by_shift_count): Likewise.
20641 2009-04-20 Richard Guenther <rguenther@suse.de>
20643 * expr.c (handled_component_p): Move ...
20644 * tree.h (handled_component_p): ... here.
20645 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20646 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20647 and REALPART_EXPR to be in one group.
20649 2009-04-20 Richard Guenther <rguenther@suse.de>
20651 * basic-block.h (get_all_dominated_blocks): Declare.
20652 * dominance.c (get_all_dominated_blocks): New function.
20653 * tree-cfg.c (get_all_dominated_blocks): Remove.
20654 (remove_edge_and_dominated_blocks): Adjust.
20655 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20656 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20657 instead of recursing.
20659 2009-04-20 Doug Kwan <dougkwan@google.com>
20661 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20662 (struct cgraph_node_set_def): New type.
20663 (cgraph_node_set) New type. Also declare vector functions.
20664 (struct cgraph_node_set_element_def): New type.
20665 (cgraph_node_set_element): Ditto.
20666 (cgraph_node_set_iterator): New iterator type.
20667 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20668 cgraph_node_set_remove, dump_cgraph_node_set,
20669 debug_cgraph_node_set): New prototypes.
20670 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20671 cgraph_node_set_size): New inlines.
20672 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20673 including cgraph.h.
20674 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20675 argument to function 'write_summary'.
20676 * ipa.c: Include ggc.h.
20677 (hash_cgraph_node_set_element,
20678 eq_cgraph_node_set_element, cgraph_node_set_new,
20679 cgraph_node_set_add, cgraph_node_set_remove,
20680 cgraph_node_set_find, dump_cgraph_node_set,
20681 debug_cgraph_node_set): New functions.
20682 * Makefile.in (ipa.o): Add dependency on GGC_H.
20684 2009-04-20 Ira Rosen <irar@il.ibm.com>
20686 PR tree-optimization/39675
20687 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20688 check of the return code of vect_schedule_slp. Check that
20689 stmt_vec_info still exists for the statement, before checking its
20690 vectorization type.
20692 2009-04-20 Michael Matz <matz@suse.de>
20694 * Makefile.in (generated_files): Take out $(simple_generated_c).
20696 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20698 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20699 (UINTPTR_TYPE): Likewise.
20701 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20704 * c-typeck.c (digest_init): Check for initializing an array with a
20707 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20710 * c-semantics.c (pop_stmt_list): Propagate
20711 STATEMENT_LIST_HAS_LABEL to parent statement list.
20713 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20715 * config/mips/mips.h (mips_tune_attr): New macro.
20716 * config/mips/mips.md (cpu): Use it.
20718 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20721 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20724 2009-04-19 Diego Novillo <dnovillo@google.com>
20726 * toplev.c (compile_file): Move call to coverage_finish ...
20727 * cgraphunit.c (ipa_passes): ... here.
20728 Call cgraph_process_new_functions.
20729 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20730 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20732 2009-04-19 Jan Hubicka <jh@suse.cz>
20734 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20736 (dump_cgraph_node): Dump can throw external flag.
20737 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20739 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20743 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20744 * common.opt (Wlogical-op): Move from here...
20745 * c.opt (Wlogical-op): ... to here.
20746 * c-typeck.c (parser_build_binary_op): Update call to
20747 warn_logical_operator.
20748 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20750 * c-common.c (warn_logical_op): Update.
20751 * c-common.h (warn_logical_op): Update declaration.
20753 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20755 * tree.c (protected_set_expr_location): Fix formatting.
20757 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20760 * c-typeck.c (readonly_warning): new.
20761 (build_unary_op, build_modify_expr): Use readonly_warning for
20762 storing into something readonly but not const-qualified.
20764 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20767 * c-typeck.c (build_unary_op): Check for taking address of
20768 expression of type void.
20770 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20773 * c-typeck.c (build_function_call): Check for calling a function
20774 with qualified void return types. Call require_complete_type when
20777 2009-04-18 Jan Hubicka <jh@suse.cz>
20779 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20781 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20782 can_throw_external flag.
20783 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20784 * ipa-pure-const.c (ignore_edge): New function.
20785 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20786 only over can_throw_external edges.
20787 (local_pure_const): Add nothrow flag.
20788 * ipa-utils.c (searchc): Add ignore_edge callback.
20789 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20790 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20791 (set_nothrow_function_flags): Update cgraph.
20792 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20794 2009-04-18 Richard Guenther <rguenther@suse.de>
20796 PR middle-end/39804
20797 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20798 (fold_stmt): ... this and ...
20799 (fold_stmt_inplace): ... this.
20800 (fold_stmt_1): Fold references in calls and asms.
20801 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20803 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20805 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20806 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20808 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20810 * tree.c (function_args_count): Remove.
20811 * tree.h: Remove the prototype for function_args_count.
20813 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20815 * tree-iterator.c (expr_only): Remove.
20816 * tree.h: Remove the prototype for expr_only.
20818 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20820 * reginfo.c (cannot_change_mode_set_regs): Remove.
20821 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20823 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20825 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20826 whether operands 0 and 1 overlaps.
20828 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20830 PR middle-end/36902
20831 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20832 pointer. Use warning_at instead of warning.
20833 (search_for_addr_array): Likewise.
20834 (check_array_bounds): Likewise.
20835 (check_all_array_refs): Check that the incoming edge is not in the
20836 list of edges to be removed.
20837 (check_all_array_refs): Avoid the temporal pointer.
20838 (vrp_visit_cond_stmt): Fix typo.
20839 (simplify_switch_using_ranges): Handle the case where the switch
20840 index is an integer constant.
20842 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20844 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20846 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20848 * doc/extend.texi, doc/invoke.texi: Fix typos.
20850 2009-04-17 Cary Coutant <ccoutant@google.com>
20852 * tree-flow-inline.h (get_lineno): Fix inverted test.
20854 2009-04-17 Diego Novillo <dnovillo@google.com>
20856 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20857 assertion for AVAIL_OUT.
20859 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20862 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20863 * config/sh/linux-atomic.asm: Likewise.
20865 2009-04-17 Diego Novillo <dnovillo@google.com>
20867 * except.c (debug_eh_tree): New.
20868 (struct eh_region, struct eh_status): Move ...
20869 * except.h: ... here.
20870 (add_type_for_runtime): Declare extern.
20871 (lookup_type_for_runtime): Likewise.
20872 (debug_eh_tree): Declare.
20873 * Makefile.in (GTFILES): List except.h before except.c
20875 2009-04-17 Diego Novillo <dnovillo@google.com>
20877 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
20878 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20879 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
20880 (find_vars_r): ... here.
20881 * tree-flow.h (find_referenced_vars_in): Declare.
20882 * tree-ssa-pre.c (create_expression_by_pieces): Assert
20883 that AVAIL_OUT exists for BLOCK.
20884 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
20885 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
20886 (tree-parloops.o): Likewise.
20888 2009-04-17 Simon Baldwin <simonb@google.com>
20890 * toplev.c (default_tree_printer): Add handling for %E format.
20892 2009-04-17 Diego Novillo <dnovillo@google.com>
20894 * tree-pretty-print.c (dump_generic_node): Add break after
20895 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
20896 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
20897 FUNCTION_TYPE together. Call print_struct_decl when printing
20898 structures and TDF_SLIM is not given.
20899 (print_struct_decl): Fix logic for detecting recursion.
20901 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20904 * gcc.c (create_at_file): New.
20905 (compile_input_file_p): New.
20906 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
20907 * main.c (main): Update call to toplev_main.
20908 * toplev.c (toplev_main): Change signature. Call expandargv.
20909 * toplev.h (toplev_main): Change signature.
20911 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20913 * dwarf2out.c (field_byte_offset): Use the type size as the field size
20914 if the latter is not constant.
20916 2009-04-17 David Edelsohn <edelsohn@gnu.org>
20918 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
20920 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20922 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
20923 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
20925 2009-04-17 Richard Guenther <rguenther@suse.de>
20927 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20928 Handle component references view-converting an invariant address.
20930 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
20932 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
20933 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
20934 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
20935 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
20936 Use @deftypevr rather than @deftypevar.
20938 2009-04-17 Richard Guenther <rguenther@suse.de>
20940 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
20941 (get_prop_source_stmt): Likewise.
20942 (can_propagate_from): Likewise.
20944 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
20946 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
20947 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
20948 (--with-multilib-list): Add default value.
20949 * configure: Regenerate.
20950 * Makefile.in (TM_ENDIAN_CONFIG): Define.
20951 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
20952 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
20953 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
20954 Don't add default cpu to multilib list unnecessarily, but do enable
20955 the relevant compiler option..
20956 Add support for --with-multilib-list=<blank> and
20957 --with-multilib-list=!<somelib> to supress unwanted multilibs.
20958 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
20959 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
20960 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
20961 TM_MULTILIB_CONFIG.
20962 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
20963 (MULTILIB_OSDIRNAMES): New variable.
20964 * config/sh/t-1e: Delete file.
20965 * config/sh/t-mlib-sh1: Delete file.
20966 * config/sh/t-mlib-sh2: Delete file.
20967 * config/sh/t-mlib-sh2a: Delete file.
20968 * config/sh/t-mlib-sh2a-nofpu: Delete file.
20969 * config/sh/t-mlib-sh2a-single: Delete file.
20970 * config/sh/t-mlib-sh2a-single-only: Delete file.
20971 * config/sh/t-mlib-sh2e: Delete file.
20972 * config/sh/t-mlib-sh3e: Delete file.
20973 * config/sh/t-mlib-sh4: Delete file.
20974 * config/sh/t-mlib-sh4-nofpu: Delete file.
20975 * config/sh/t-mlib-sh4-single: Delete file.
20976 * config/sh/t-mlib-sh4-single-only: Delete file.
20977 * config/sh/t-mlib-sh4a: Delete file.
20978 * config/sh/t-mlib-sh4a-nofpu: Delete file.
20979 * config/sh/t-mlib-sh4a-single: Delete file.
20980 * config/sh/t-mlib-sh4a-single-only: Delete file.
20981 * config/sh/t-mlib-sh4al: Delete file.
20982 * config/sh/t-mlib-sh5-32media: Delete file.
20983 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
20984 * config/sh/t-mlib-sh5-64media: Delete file.
20985 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
20986 * config/sh/t-mlib-sh5-compact: Delete file.
20987 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
20988 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
20989 * doc/install.texi (Options specification): Add
20990 --with-multilib-list and --with-endian.
20992 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20994 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
20996 (OBJS-common): Add plugin-version.o.
20997 (plugin-version.o): New.
20998 * gcc-plugin.h (plugin_gcc_version): New.
20999 (plugin_default_version_check): New.
21000 (plugin_init_func, plugin_init): Add version argument.
21001 * plugin-version.c: New.
21002 * plugin.c (str_plugin_gcc_version_name): New.
21003 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21004 pass it to the init function.
21005 (plugin_default_version_check): New.
21007 2009-04-17 Richard Guenther <rguenther@suse.de>
21009 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21010 for decl-vs-decl disambiguation.
21012 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21014 * config/s390/s390.h (s390_tune_attr): New macro definition.
21015 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21017 2009-04-17 Richard Guenther <rguenther@suse.de>
21019 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21020 (fold_stmt_r): Likewise.
21021 (maybe_fold_reference): New function.
21022 (fold_gimple_assign): Handle cases fold_stmt_r did.
21023 (fold_stmt): Do not use fold_stmt_r.
21024 (fold_stmt_inplace): Likewise.
21026 2009-04-17 Richard Guenther <rguenther@suse.de>
21028 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21029 (record_equivalences_from_stmt): Remove useless checks and
21031 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21032 the type is already suitable.
21034 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21036 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21038 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21040 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21041 (CMPtype): Define as __gcc_CMPtype.
21043 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21045 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21046 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21048 2009-04-17 Richard Guenther <rguenther@suse.de>
21050 PR tree-optimization/39746
21051 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21052 special-casing for builtins and static variable use/def.
21053 (call_may_clobber_ref_p_1): Likewise.
21055 2009-04-16 Ian Lance Taylor <iant@google.com>
21057 * df.h: Include "timevar.h".
21058 (struct df_problem): Change tv_id field to timevar_id_t.
21059 * tree-pass.h: Include "timevar.h".
21060 (struct opt_pass): Change tv_id field to timevar_id_t.
21061 * timevar.h (timevar_id_t): Define TV_NONE.
21062 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21063 TV_NONE rather than tv_id != 0.
21064 (execute_one_pass): Likewise.
21065 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21066 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21067 dependencies to $(TREE_PASS_H).
21068 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21070 (pass_branch_target_load_optimize2): Likewise.
21071 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21072 (pass_outof_cfg_layout_mode): Likewise.
21073 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21074 (pass_rebuild_cgraph_edges): Likewise.
21075 (pass_remove_cgraph_callee_edges): Likewise.
21076 * df-core.c (pass_df_initialize_opt): Likewise.
21077 (pass_df_initialize_no_opt): Likewise.
21078 (pass_df_finish): Likewise.
21079 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21080 * except.c (pass_set_nothrow_function_flags): Likewise.
21081 (pass_convert_to_eh_region_ranges): Likewise.
21082 * final.c (pass_compute_alignments): Likewise.
21083 * function.c (pass_instantiate_virtual_regs): Likewise.
21084 (pass_init_function): Likewise.
21085 (pass_leaf_regs): Likewise.
21086 (pass_match_asm_constraints): Likewise.
21087 * gimple-low.c (pass_lower_cf): Likewise.
21088 (pass_mark_used_blocks): Likewise.
21089 * init-regs.c (pass_initialize_regs): Likewise.
21090 * integrate.c (pass_initial_value_sets): Likewise.
21091 * ira.c (pass_ira): Likewise.
21092 * jump.c (pass_cleanup_barriers): Likewise.
21093 * omp-low.c (pass_expand_omp): Likewise.
21094 (pass_lower_omp): Likewise.
21095 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21096 * recog.c (pass_split_all_insns): Likewise.
21097 (pass_split_after_reload): Likewise.
21098 (pass_split_before_regstack): Likewise.
21099 (pass_split_before_sched2): Likewise.
21100 (pass_split_for_shorten_branches): Likewise.
21101 * reginfo.c (pass_reginfo_init): Likewise.
21102 (pass_subregs_of_mode_init): Likewise.
21103 (pass_subregs_of_mode_finish): Likewise.
21104 * passes.c (pass_postreload): Likewise.
21105 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21106 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21107 (pass_warn_function_return): Likewise.
21108 (pass_warn_function_noreturn): Likewise.
21109 * tree-complex.c (pass_lower_complex): Likewise.
21110 (pass_lower_complex_O0): Likewise.
21111 * tree-if-conv.c (pass_if_conversion): Likewise.
21112 * tree-into-ssa.c (pass_build_ssa): Likewise.
21113 * tree-mudflap.c (pass_mudflap_1): Likewise.
21114 (pass_mudflap_2): Likewise.
21115 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21116 (pass_mudflap_2): Likewise.
21117 * tree-nrv.c (pass_return_slot): Likewise.
21118 * tree-object-size.c (pass_object_sizes): Likewise.
21119 * tree-optimize.c (pass_all_optimizations): Likewise.
21120 (pass_early_local_passes): Likewise.
21121 (pass_all_early_optimizations): Likewise.
21122 (pass_cleanup_cfg): Likewise.
21123 (pass_cleanup_cfg_post_optimizing): Likewise.
21124 (pass_free_datastructures): Likewise.
21125 (pass_free_cfg_annotations): Likewise.
21126 (pass_fixup_cfg): Likewise.
21127 (pass_init_datastructures): Likewise.
21128 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21129 (pass_late_warn_uninitialized): Likewise.
21130 (pass_update_address_taken): Likewise.
21131 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21132 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21133 (pass_cse_sincos): Likewise.
21134 (pass_convert_to_rsqrt): Likewise.
21135 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21136 * tree-stdarg.c (pass_stdarg): Likewise.
21137 * tree-tailcall.c (pass_tail_recursion): Likewise.
21138 (pass_tail_calls): Likewise.
21139 * tree-vect-generic.c (pass_lower_vector): Likewise.
21140 (pass_lower_vector_ssa): Likewise.
21141 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21143 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21145 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21147 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21149 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21150 logical and signext.
21152 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21155 * config/sh/predicates.md (arith_operand): Check if the operand
21156 of TRUNCATE is a REG.
21158 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21160 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21161 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21163 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21165 * tree-iterator.c (tsi_split_statement_list_after,
21166 tsi_split_statement_list_before): Remove.
21167 * tree-iterator.h: Remove the prototypes for
21168 tsi_split_statement_list_after and tsi_split_statement_list_before.
21170 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21172 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21173 * tree-ssa-propagate.h: Remove the prototype for
21174 stmt_makes_single_load.
21176 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21178 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21179 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21181 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21183 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21185 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21187 * except.c (eh_region_outer_p): Remove.
21188 * except.h: Remove the prototype for eh_region_outer_p.
21190 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21192 * function.c (current_function_assembler_name): Remove.
21193 * function.h: Remove the prototype for
21194 current_function_assembler_name.
21196 2009-04-16 Ian Lance Taylor <iant@google.com>
21198 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21199 (add_reg_note): Call alloc_reg_note.
21200 * rtl.h (alloc_reg_note): Declare.
21201 * combine.c (try_combine): Use alloc_reg_note.
21202 (recog_for_combine, move_deaths): Likewise.
21203 (distribute_notes): Use alloc_reg_note and add_reg_note.
21204 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21205 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21206 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21208 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21210 PR rtl-optimization/39762
21211 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21212 ira_may_move_out_cost): Add comments about way of their usage.
21213 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21215 * ira-conflicts.c (process_regs_for_copy): Use function
21216 ira_get_register_move_cost instead of global
21217 ira_register_move_cost.
21219 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21220 color_pass, move_spill_restore, update_curr_costs): Ditto.
21222 * ira-lives.c (process_single_reg_class_operands): Ditto.
21224 * ira-emit.c (emit_move_list): Ditto.
21226 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21227 (record_reg_classes): Ditto. Use functions
21228 ira_get_register_move_cost and ira_get_may_move_cost instead of
21229 global vars ira_register_move_cost, ira_may_move_out_cost and
21230 ira_may_move_in_cost.
21231 (record_address_regs): Don't call ira_init_register_move_cost.
21232 Use function ira_get_may_move_cost instead of global
21233 ira_may_move_in_cost.
21234 (process_bb_node_for_hard_reg_moves): Use function
21235 ira_get_register_move_cost instead of global ira_register_move_cost.
21236 (ira_costs): Don't call ira_init_register_move_cost.
21238 2009-04-16 Richard Guenther <rguenther@suse.de>
21240 * tree-cfg.c (verify_gimple_assign_binary):
21241 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21242 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21243 (create_general_new_stmt): Note that this function is broken.
21245 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21247 * common.opt (fhelp): Add Var(help_flag).
21248 * gcc-plugin.h (plugin_info): Add help.
21249 * plugin.c (plugin_name_args): Add help.
21250 (register_plugin_info): Set plugin->help.
21251 (print_help_one_plugin): New.
21252 (print_plugins_help): New.
21253 * plugin.h (print_plugins_help): New.
21254 * toplev.c (toplev_main): Call print_plugins_help if needed.
21256 2009-04-16 Richard Guenther <rguenther@suse.de>
21258 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21259 (gimple_ior_addresses_taken_1): New function.
21260 (gimple_ior_addresses_taken): Likewise.
21261 * gimple.h (struct gimple_statement_with_ops_base): Remove
21262 addresses_taken member.
21263 (gimple_ior_addresses_taken): Declare.
21264 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21265 gimple_set_addresses_taken): Remove.
21266 * ipa-reference.c (mark_address): New function.
21267 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21268 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21269 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21270 (gimple_add_to_addresses_taken): Remove.
21271 (get_tmr_operands): Call mark_address_taken.
21272 (get_asm_expr_operands): Likewise.
21273 (get_expr_operands): Likewise.
21274 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21275 (free_stmt_operands): Do not free it.
21276 * tree-ssa.c (delete_tree_ssa): Likewise.
21277 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21279 2009-04-16 Richard Guenther <rguenther@suse.de>
21281 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21282 (walk_stmt_load_store_ops): Likewise.
21283 * gimple.c (get_base_loadstore): New function.
21284 (walk_stmt_load_store_addr_ops): Likewise.
21285 (walk_stmt_load_store_ops): Likewise.
21286 * ipa-pure-const.c (check_op): Simplify.
21287 (check_load, check_store): New functions.
21288 (check_stmt): Use walk_stmt_load_store_ops.
21289 * ipa-reference.c (mark_load): Adjust signature.
21290 (mark_store): Likewise.
21291 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21293 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21295 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21296 (plugin_info): New.
21297 * opts.c (common_handle_option): Don't call print_version.
21298 * plugin.c (plugin_name_args): Add version.
21299 (register_plugin_info): New.
21300 (register_callback): Handle PLUGIN_INFO.
21301 (try_init_one_plugin): New.
21302 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21304 (finalize_one_plugin): New.
21305 (finalize_plugins): New.
21306 (print_one_plugin): New.
21307 (print_plugins_versions): New.
21308 * plugin.h (print_plugins_versions): New.
21309 (finalize_plugins): New.
21310 * toplev.c (compile_file): Don't call initialize_plugins.
21311 (print_version): Call print_plugins_versions.
21312 (toplev_main): Call initialize_plugins. Print version if needed.
21313 Call finalize_plugins.
21315 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21317 * common.opt (fversion): New.
21318 * gcc.c (print_version): New.
21319 (process_command): Don't print the version. Just set print_version.
21320 (main): Print version. Call subprocesses if print_version and
21321 verbose_flag are set.
21322 * opts.c (common_handle_option): Handle OPT_fversion.
21324 2009-04-16 Richard Guenther <rguenther@suse.de>
21325 Ira Rosen <irar@il.ibm.com>
21327 PR tree-optimization/39698
21328 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21329 type of the reduction variable. Only generate the def if
21332 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21333 make sure to first convert to an integer of the same precision.
21334 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21335 the type of the evolution correctly in computing the new
21336 induction variable base.
21338 2009-04-16 Richard Guenther <rguenther@suse.de>
21340 PR middle-end/39625
21341 * tree-cfg.c (make_blocks): Split statements with to-be
21342 abnormal SSA names on the lhs.
21344 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21346 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21347 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21348 * c-typeck.c (really_start_incremental_init): Likewise.
21349 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21350 (TARGET_INITIALIZER): Remove it.
21351 * target.h (struct target): Remove vector_opaque_p.
21352 * tree.c (build_opaque_vector_type): New.
21353 * tree.h (TYPE_VECTOR_OPAQUE): New.
21354 (build_opaque_vector_type): Declare.
21355 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21356 * config/rs6000/rs6000.c (build_opaque_vector_type,
21357 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21358 (rs6000_init_builtins): Use build_opaque_vector_type for
21359 opaque_V4SI_type_node.
21361 2009-04-15 Catherine Moore <clm@codesourcery.com>
21363 * debug.h (set_name): Declare.
21364 * dwarf2out.c (dwarf2out_set_name): Declare.
21365 (dwarf2_debug_hooks): Add set_name.
21366 (find_AT_string): New.
21367 (add_AT_string): Call find_AT_string.
21368 (dwarf2out_set_name): New.
21369 * cp/decl.c (grokdeclarator): Call set_name.
21370 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21371 * debug.c (do_nothing_debug_hooks): Likewise.
21372 * dbxout.c (dbx_debug_hooks): Likewise.
21373 * sdbout.c (sdb_debug_hooks): Likewise.
21375 2009-04-15 Michael Eager <eager@eagercon.com>
21377 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21378 reg for single-precision FPU.
21379 * config/rs6000/rs6000.md (movsi_internal1): Only for
21380 !TARGET_SINGLE_FPU.
21381 (movsi_internal1_single): New. Add pattern to move SI values to/from
21382 single-precision FP regs.
21384 2009-04-15 Richard Guenther <rguenther@suse.de>
21386 * omp-low.c (lower_rec_input_clauses): Build correct address
21388 (expand_omp_for_generic): Fix multiplication type.
21389 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21390 (generate_memset_zero): Fix types.
21391 * tree-profile.c (prepare_instrumented_value): Correctly
21394 2009-04-15 Ian Lance Taylor <iant@google.com>
21396 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21397 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21398 for -Wall and for -Wc++-compat.
21399 (c_common_post_options): For C++, set warn_enum_compare if not
21401 * c-tree.h (struct c_expr): Add field original_type.
21402 (build_external_ref): Update declaration.
21403 * c-parser.c (c_parser_braced_init): Set original_type.
21404 (c_parser_initelt): Likewise.
21405 (c_parser_expr_no_commas): Likewise.
21406 (c_parser_conditional_expression): Likewise.
21407 (c_parser_cast_expression): Likewise.
21408 (c_parser_unary_expression): Likewise. Pull setting of
21409 original_code to top of function.
21410 (c_parser_sizeof_expression): Set original_type.
21411 (c_parser_alignof_expression): Likewise.
21412 (c_parser_postfix_expression): Likewise. Pull setting of
21413 original_code to top of function.
21414 (c_parser_postfix_expression_after_paren_type): Set original_type.
21415 (c_parser_postfix_expression_after_primary): Likewise.
21416 (c_parser_expression): Likewise.
21417 * c-typeck.c (build_external_ref): Add type parameter. Change all
21419 (c_expr_sizeof_expr): Set original_type field.
21420 (parser_build_unary_op): Likewise.
21421 (parser_build_binary_op): Likewise. Optionally warn about
21422 comparisons of enums of different types.
21423 (digest_init): Set original_type field.
21424 (really_start_incremental_init): Likewise.
21425 (push_init_level, pop_init_level): Likewise.
21426 * doc/invoke.texi (Warning Options): -Wenum-compare now
21429 2009-04-15 Richard Guenther <rguenther@suse.de>
21431 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21432 out a necessary conversion.
21433 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21434 names we didn't value number.
21435 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21437 2009-04-15 Richard Guenther <rguenther@suse.de>
21439 PR tree-optimization/39764
21440 * tree-ssa-ccp.c (get_value): Canonicalize value with
21441 canonicalize_float_value.
21443 2009-04-15 Jan Hubicka <jh@suse.cz>
21445 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21446 Wrong version of patch.
21448 2009-04-15 Jan Hubicka <jh@suse.cz>
21450 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21452 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21454 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21455 our distinct integral and vector types.
21457 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21459 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21460 * init.c (build_vtbl_address): Remove call to assemble_external.
21462 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21464 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21465 output for other floating point modes.
21467 2009-04-14 Diego Novillo <dnovillo@google.com>
21469 * diagnostic.c (diagnostic_report_diagnostic): Do not
21470 warn about loaded plugins for DK_ERROR and DK_WARNING.
21471 * c-decl.c (declspecs_add_type): Move call to
21472 invoke_plugin_callbacks ...
21473 * c-parser.c (c_parser_declspecs): ... here.
21474 * plugin.c (dump_active_plugins): Tidy output.
21476 2009-04-14 Diego Novillo <dnovillo@google.com>
21477 Le-Chun Wu <lcwu@google.com>
21479 * configure.ac: Add --enable-plugin support.
21480 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21481 * Makefile.in (PLUGIN_H): Define.
21482 Export ENABLE_PLUGIN and GMPINC to site.exp.
21483 Add PLUGINLIBS to link command.
21484 Add/modify dependencies for plugin.o and files including plugin.h.
21486 * config.in: Regenerate.
21488 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21491 2009-04-14 Le-Chun Wu <lcwu@google.com>
21493 * tree-pass.h (register_one_dump_file): Add a prototype for
21494 register_one_dump_file.
21495 * toplev.c (compile_file): Call initialize_plugins.
21496 (do_compile): Call invoke_plugin_callbacks.
21497 (toplev_main): Call invoke_plugin_callbacks.
21498 * common.opt: Add -fplugin= and -fplugin-arg-.
21499 * gcc-plugin.h: New public header file for plugins to include.
21500 * plugin.c: New source file.
21501 * plugin.h: New internal header file.
21502 * passes.c (register_one_dump_file): Make it external.
21504 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21506 2009-04-14 Diego Novillo <dnovillo@google.com>
21508 * doc/plugins.texi: New.
21509 * doc/gccint.texi: Add reference to Plugins chapter.
21510 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21511 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21512 loaded plugins, if any.
21513 * timevar.def (TV_PLUGIN_INIT): Define.
21514 (TV_PLUGIN_RUN): Define.
21515 * plugin.c: Include timevar.h
21516 (plugins_active_p): New.
21517 (dump_active_plugins): New.
21518 (debug_active_plugins): New.
21520 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21522 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21524 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21526 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21528 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21529 the same as a minus without a shift.
21531 2009-04-14 Nick Clifton <nickc@redhat.com>
21533 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21534 comparisons with small integers will always produce a short
21537 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21540 2008-12-19 Diego Novillo <dnovillo@google.com>
21542 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21544 2009-04-14 Richard Guenther <rguenther@suse.de>
21546 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21548 (verify_gimple_assign_binary): Likewise. Handle shifts and
21550 (verify_gimple_phi): Print the mismatched argument position.
21551 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21553 (vect_update_init_of_dr): Likewise.
21554 * matrix-reorg.c (transform_access_sites): Do what the
21556 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21558 2009-04-13 Michael Eager <eager@eagercon.com>
21560 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21561 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21562 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21563 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21564 remove duplicate config
21566 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21568 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21569 file_name:line_number type locator of the call site.
21571 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21573 * genautomata.c: Put blank after comma.
21574 (automaton_decls): New.
21575 (struct unit_usage): Add comments to member next.
21576 (store_alt_unit_usage): Keep the list ordered.
21577 (unit_present_on_list_p, equal_alternatives_p): New.
21578 (check_regexp_units_distribution): Check units distribution
21579 correctness correctly.
21580 (main): Don't write automata if error is found. Return correct
21583 * config/m68k/cf.md (cfv4_ds): Remove.
21584 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21585 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21587 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21588 power4-load-ext, power4-store, power4-store-update,
21589 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21590 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21591 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21592 power4-sqrt, power4-isync): Modify reservation to make correct
21593 unit distribution to automata.
21595 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21596 power5-store-update, power5-two, power5-three, power5-lmul,
21597 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21599 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21601 * except.c (pass_set_nothrow_function_flags): Set name and add
21603 (set_nothrow_function_flags): Mention in the dump file when
21604 changing a function to nothrow.
21606 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21609 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21610 instead of unsigned long.
21612 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21614 * config/arm/arm.c (return_used_this_function): Remove.
21615 (arm_output_function_prologue): Remove use of
21616 return_used_this_function.
21617 (output_return_instruction): Replace use of
21618 return_used_this_function
21619 by cfun->machine->return_used_this_function.
21620 (arm_output_epilogue): Likewise.
21621 (arm_output_function_epilogue): Likewise.
21622 (thumb_unexpanded_epilogue): Likewise.
21623 * config/arm/arm.h (struct machine_function):
21624 New member return_used_this_function.
21626 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21628 * doc/install.texi: Correct description of default directory for
21629 --with-gxx-include-dir.
21631 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21633 * fold-const.c (build_range_check): Properly deal with enumeral and
21634 boolean base types.
21636 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21638 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21639 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21640 * params.h (MAX_GCSE_PASSES): Remove.
21641 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21642 in sequence. Remove ability to run multiple passes.
21643 (bypass_jumps): Report run as third CPROP pass.
21645 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21647 PR middle-end/39651
21648 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21649 when deciding whether the whole SEQUENCE can throw.
21651 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21654 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21655 offseted label references.
21657 2009-04-11 Jan Hubicka <jh@suse.cz>
21659 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21661 2009-04-11 Richard Guenther <rguenther@suse.de>
21663 PR middle-end/39732
21664 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21665 return variables as TREE_ADDRESSABLE.
21667 2009-04-11 Richard Guenther <rguenther@suse.de>
21669 PR tree-optimization/39713
21670 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21671 reference trees have SSA_NAME operands.
21673 2009-04-11 Richard Guenther <rguenther@suse.de>
21676 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21677 address expressions.
21679 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21681 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21682 match changes in Cygwin 1.7
21683 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21684 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21686 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21688 PR tree-optimization/39701
21689 * doc/invoke.texi (Optimization Options): Document change in
21690 meaning and initialization of -fdelete-null-pointer-checks.
21692 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21694 PR middle-end/39701
21695 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21697 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21700 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21702 2009-04-10 Chao-ying Fu <fu@mips.com>
21704 * doc/tm.texi (Instruction Output): Document
21705 TARGET_ASM_FINAL_POSTSCAN_INSN.
21706 * target.h (final_postscan_insn): New field in asm_out.
21707 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21708 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21709 * final.c (final_scan_insn): Call
21710 targetm.asm_out.final_postscan_insn after outputting
21711 an asm macro and a normal instruction.
21713 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21714 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21715 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21716 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21717 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21719 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21721 PR middle-end/39701
21722 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21723 variables as non-NULL even with -fdelete-null-pointer-checks.
21725 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21727 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21729 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21732 * config/i386/i386.c (classify_argument): Handle SCmode with
21733 (bit_offset % 64) != 0.
21735 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21737 * doc/invoke.texi (Optimize Options): Add cross-reference to
21738 -Q --help=optimizers examples.
21740 2009-04-10 Ben Elliston <bje@au.ibm.com>
21743 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21744 regalign for the reg == fpr and TDmode case.
21746 2009-04-09 David Ayers <ayers@fsfe.org>
21749 * objc/objc-act.c (warn_with_method): Remove helper function.
21750 (check_duplicates): Call warning and inform directly.
21751 (really_start_method): Likewise.
21753 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21755 * expmed.c (expand_divmod): Always use a comparison for a division
21756 by a large unsigned integer.
21758 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21759 for things others than variables or functions as nonzero.
21761 2009-04-09 Nick Clifton <nickc@redhat.com>
21763 * unwind-compat.c: Change copyright header to refer to version
21764 3 of the GNU General Public License with version 3.1 of the
21765 GCC Runtime Library Exception and to point readers at the
21766 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21767 * config/alpha/crtfastmath.c: Likewise.
21768 * config/alpha/linux-unwind.h: Likewise.
21769 * config/alpha/qrnnd.asm: Likewise.
21770 * config/alpha/vms-crt0-64.c: Likewise.
21771 * config/alpha/vms-crt0.c: Likewise.
21772 * config/alpha/vms-dwarf2.asm: Likewise.
21773 * config/alpha/vms-dwarf2eh.asm: Likewise.
21774 * config/alpha/vms-psxcrt0-64.c: Likewise.
21775 * config/alpha/vms-psxcrt0.c: Likewise.
21776 * config/alpha/vms_tramp.asm: Likewise.
21777 * config/arc/initfini.c: Likewise.
21778 * config/arc/lib1funcs.asm: Likewise.
21779 * config/arm/bpabi-v6m.S: Likewise.
21780 * config/arm/bpabi.S: Likewise.
21781 * config/arm/bpabi.c: Likewise.
21782 * config/arm/crti.asm: Likewise.
21783 * config/arm/crtn.asm: Likewise.
21784 * config/arm/ieee754-df.S: Likewise.
21785 * config/arm/ieee754-sf.S: Likewise.
21786 * config/arm/lib1funcs.asm: Likewise.
21787 * config/arm/libunwind.S: Likewise.
21788 * config/arm/linux-atomic.c: Likewise.
21789 * config/arm/mmintrin.h: Likewise.
21790 * config/arm/pr-support.c: Likewise.
21791 * config/arm/unaligned-funcs.c: Likewise.
21792 * config/arm/unwind-arm.c: Likewise.
21793 * config/arm/unwind-arm.h: Likewise.
21794 * config/avr/libgcc.S: Likewise.
21795 * config/bfin/crti.s: Likewise.
21796 * config/bfin/crtlibid.s: Likewise.
21797 * config/bfin/crtn.s: Likewise.
21798 * config/bfin/lib1funcs.asm: Likewise.
21799 * config/bfin/linux-unwind.h: Likewise.
21800 * config/cris/arit.c: Likewise.
21801 * config/cris/cris_abi_symbol.c: Likewise.
21802 * config/darwin-64.c: Likewise.
21803 * config/darwin-crt2.c: Likewise.
21804 * config/darwin-crt3.c: Likewise.
21805 * config/darwin.h: Likewise.
21806 * config/dbxelf.h: Likewise.
21807 * config/dfp-bit.c: Likewise.
21808 * config/dfp-bit.h: Likewise.
21809 * config/elfos.h: Likewise.
21810 * config/fixed-bit.c: Likewise.
21811 * config/fixed-bit.h: Likewise.
21812 * config/fp-bit.c: Likewise.
21813 * config/fp-bit.h: Likewise.
21814 * config/fr30/crti.asm: Likewise.
21815 * config/fr30/crtn.asm: Likewise.
21816 * config/fr30/lib1funcs.asm: Likewise.
21817 * config/freebsd-spec.h: Likewise.
21818 * config/frv/cmovd.c: Likewise.
21819 * config/frv/cmovh.c: Likewise.
21820 * config/frv/cmovw.c: Likewise.
21821 * config/frv/frvbegin.c: Likewise.
21822 * config/frv/frvend.c: Likewise.
21823 * config/frv/lib1funcs.asm: Likewise.
21824 * config/glibc-stdint.h: Likewise.
21825 * config/h8300/clzhi2.c: Likewise.
21826 * config/h8300/crti.asm: Likewise.
21827 * config/h8300/crtn.asm: Likewise.
21828 * config/h8300/ctzhi2.c: Likewise.
21829 * config/h8300/fixunssfsi.c: Likewise.
21830 * config/h8300/lib1funcs.asm: Likewise.
21831 * config/h8300/parityhi2.c: Likewise.
21832 * config/h8300/popcounthi2.c: Likewise.
21833 * config/i386/ammintrin.h: Likewise.
21834 * config/i386/att.h: Likewise.
21835 * config/i386/avxintrin.h: Likewise.
21836 * config/i386/biarch64.h: Likewise.
21837 * config/i386/bmmintrin.h: Likewise.
21838 * config/i386/cpuid.h: Likewise.
21839 * config/i386/cross-stdarg.h: Likewise.
21840 * config/i386/crtfastmath.c: Likewise.
21841 * config/i386/crtprec.c: Likewise.
21842 * config/i386/cygming-crtbegin.c: Likewise.
21843 * config/i386/cygming-crtend.c: Likewise.
21844 * config/i386/cygwin.asm: Likewise.
21845 * config/i386/emmintrin.h: Likewise.
21846 * config/i386/gmm_malloc.h: Likewise.
21847 * config/i386/gthr-win32.c: Likewise.
21848 * config/i386/i386.h: Likewise.
21849 * config/i386/immintrin.h: Likewise.
21850 * config/i386/linux-unwind.h: Likewise.
21851 * config/i386/linux64.h: Likewise.
21852 * config/i386/mm3dnow.h: Likewise.
21853 * config/i386/mmintrin-common.h: Likewise.
21854 * config/i386/mmintrin.h: Likewise.
21855 * config/i386/nmmintrin.h: Likewise.
21856 * config/i386/pmm_malloc.h: Likewise.
21857 * config/i386/pmmintrin.h: Likewise.
21858 * config/i386/smmintrin.h: Likewise.
21859 * config/i386/sol2-c1.asm: Likewise.
21860 * config/i386/sol2-ci.asm: Likewise.
21861 * config/i386/sol2-cn.asm: Likewise.
21862 * config/i386/sol2-gc1.asm: Likewise.
21863 * config/i386/tmmintrin.h: Likewise.
21864 * config/i386/unix.h: Likewise.
21865 * config/i386/w32-unwind.h: Likewise.
21866 * config/i386/wmmintrin.h: Likewise.
21867 * config/i386/x86-64.h: Likewise.
21868 * config/i386/x86intrin.h: Likewise.
21869 * config/i386/xmmintrin.h: Likewise.
21870 * config/ia64/crtbegin.asm: Likewise.
21871 * config/ia64/crtend.asm: Likewise.
21872 * config/ia64/crtfastmath.c: Likewise.
21873 * config/ia64/crti.asm: Likewise.
21874 * config/ia64/crtn.asm: Likewise.
21875 * config/ia64/fde-glibc.c: Likewise.
21876 * config/ia64/lib1funcs.asm: Likewise.
21877 * config/ia64/linux-unwind.h: Likewise.
21878 * config/ia64/quadlib.c: Likewise.
21879 * config/ia64/unwind-ia64.c: Likewise.
21880 * config/linux.h: Likewise.
21881 * config/m32c/m32c-lib1.S: Likewise.
21882 * config/m32c/m32c-lib2-trapv.c: Likewise.
21883 * config/m32c/m32c-lib2.c: Likewise.
21884 * config/m32r/initfini.c: Likewise.
21885 * config/m68hc11/larith.asm: Likewise.
21886 * config/m68hc11/m68hc11-crt0.S: Likewise.
21887 * config/m68k/cf.md: Likewise.
21888 * config/m68k/crti.s: Likewise.
21889 * config/m68k/crtn.s: Likewise.
21890 * config/m68k/lb1sf68.asm: Likewise.
21891 * config/m68k/linux-unwind.h: Likewise.
21892 * config/mcore/crti.asm: Likewise.
21893 * config/mcore/crtn.asm: Likewise.
21894 * config/mcore/lib1.asm: Likewise.
21895 * config/mips/linux-unwind.h: Likewise.
21896 * config/mips/loongson.h: Likewise.
21897 * config/mips/mips16.S: Likewise.
21898 * config/mmix/crti.asm: Likewise.
21899 * config/mmix/crtn.asm: Likewise.
21900 * config/pa/fptr.c: Likewise.
21901 * config/pa/hpux-unwind.h: Likewise.
21902 * config/pa/lib2funcs.asm: Likewise.
21903 * config/pa/linux-atomic.c: Likewise.
21904 * config/pa/linux-unwind.h: Likewise.
21905 * config/pa/milli64.S: Likewise.
21906 * config/pa/quadlib.c: Likewise.
21907 * config/pa/stublib.c: Likewise.
21908 * config/picochip/libgccExtras/adddi3.asm: Likewise.
21909 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
21910 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
21911 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
21912 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
21913 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
21914 * config/picochip/libgccExtras/divmod15.asm: Likewise.
21915 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
21916 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
21917 * config/picochip/libgccExtras/longjmp.asm: Likewise.
21918 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
21919 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
21920 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
21921 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
21922 * config/picochip/libgccExtras/setjmp.asm: Likewise.
21923 * config/picochip/libgccExtras/subdi3.asm: Likewise.
21924 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
21925 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
21926 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
21927 * config/rs6000/750cl.h: Likewise.
21928 * config/rs6000/altivec.h: Likewise.
21929 * config/rs6000/biarch64.h: Likewise.
21930 * config/rs6000/crtresfpr.asm: Likewise.
21931 * config/rs6000/crtresgpr.asm: Likewise.
21932 * config/rs6000/crtresxfpr.asm: Likewise.
21933 * config/rs6000/crtresxgpr.asm: Likewise.
21934 * config/rs6000/crtsavfpr.asm: Likewise.
21935 * config/rs6000/crtsavgpr.asm: Likewise.
21936 * config/rs6000/darwin-asm.h: Likewise.
21937 * config/rs6000/darwin-fallback.c: Likewise.
21938 * config/rs6000/darwin-fpsave.asm: Likewise.
21939 * config/rs6000/darwin-ldouble.c: Likewise.
21940 * config/rs6000/darwin-tramp.asm: Likewise.
21941 * config/rs6000/darwin-unwind.h: Likewise.
21942 * config/rs6000/darwin-vecsave.asm: Likewise.
21943 * config/rs6000/darwin-world.asm: Likewise.
21944 * config/rs6000/e500crtres32gpr.asm: Likewise.
21945 * config/rs6000/e500crtres64gpr.asm: Likewise.
21946 * config/rs6000/e500crtres64gprctr.asm: Likewise.
21947 * config/rs6000/e500crtrest32gpr.asm: Likewise.
21948 * config/rs6000/e500crtrest64gpr.asm: Likewise.
21949 * config/rs6000/e500crtresx32gpr.asm: Likewise.
21950 * config/rs6000/e500crtresx64gpr.asm: Likewise.
21951 * config/rs6000/e500crtsav32gpr.asm: Likewise.
21952 * config/rs6000/e500crtsav64gpr.asm: Likewise.
21953 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
21954 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
21955 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
21956 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
21957 * config/rs6000/eabi-ci.asm: Likewise.
21958 * config/rs6000/eabi-cn.asm: Likewise.
21959 * config/rs6000/eabi.asm: Likewise.
21960 * config/rs6000/linux-unwind.h: Likewise.
21961 * config/rs6000/linux64.h: Likewise.
21962 * config/rs6000/paired.h: Likewise.
21963 * config/rs6000/paired.md: Likewise.
21964 * config/rs6000/ppc64-fp.c: Likewise.
21965 * config/rs6000/ppu_intrinsics.h: Likewise.
21966 * config/rs6000/rs6000.h: Likewise.
21967 * config/rs6000/si2vmx.h: Likewise.
21968 * config/rs6000/sol-ci.asm: Likewise.
21969 * config/rs6000/sol-cn.asm: Likewise.
21970 * config/rs6000/spe.h: Likewise.
21971 * config/rs6000/spu2vmx.h: Likewise.
21972 * config/rs6000/sysv4.h: Likewise.
21973 * config/rs6000/tramp.asm: Likewise.
21974 * config/rs6000/vec_types.h: Likewise.
21975 * config/s390/linux-unwind.h: Likewise.
21976 * config/s390/tpf-unwind.h: Likewise.
21977 * config/score/crti.asm: Likewise.
21978 * config/score/crtn.asm: Likewise.
21979 * config/sh/crt1.asm: Likewise.
21980 * config/sh/crti.asm: Likewise.
21981 * config/sh/crtn.asm: Likewise.
21982 * config/sh/divtab-sh4-300.c: Likewise.
21983 * config/sh/divtab-sh4.c: Likewise.
21984 * config/sh/divtab.c: Likewise.
21985 * config/sh/lib1funcs-4-300.asm: Likewise.
21986 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
21987 * config/sh/lib1funcs.asm: Likewise.
21988 * config/sh/lib1funcs.h: Likewise.
21989 * config/sh/linux-atomic.asm: Likewise.
21990 * config/sh/linux-unwind.h: Likewise.
21991 * config/sh/shmedia.h: Likewise.
21992 * config/sh/sshmedia.h: Likewise.
21993 * config/sh/ushmedia.h: Likewise.
21994 * config/sparc/crtfastmath.c: Likewise.
21995 * config/sparc/linux-unwind.h: Likewise.
21996 * config/sparc/sol2-c1.asm: Likewise.
21997 * config/sparc/sol2-ci.asm: Likewise.
21998 * config/sparc/sol2-cn.asm: Likewise.
21999 * config/spu/divmodti4.c: Likewise.
22000 * config/spu/divv2df3.c: Likewise.
22001 * config/spu/float_disf.c: Likewise.
22002 * config/spu/float_unsdidf.c: Likewise.
22003 * config/spu/float_unsdisf.c: Likewise.
22004 * config/spu/float_unssidf.c: Likewise.
22005 * config/spu/mfc_multi_tag_release.c: Likewise.
22006 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22007 * config/spu/mfc_tag_release.c: Likewise.
22008 * config/spu/mfc_tag_reserve.c: Likewise.
22009 * config/spu/mfc_tag_table.c: Likewise.
22010 * config/spu/multi3.c: Likewise.
22011 * config/spu/spu_internals.h: Likewise.
22012 * config/spu/spu_intrinsics.h: Likewise.
22013 * config/spu/spu_mfcio.h: Likewise.
22014 * config/spu/vec_types.h: Likewise.
22015 * config/spu/vmx2spu.h: Likewise.
22016 * config/stormy16/stormy16-lib2.c: Likewise.
22017 * config/svr4.h: Likewise.
22018 * config/sync.c: Likewise.
22019 * config/v850/lib1funcs.asm: Likewise.
22020 * config/vxlib-tls.c: Likewise.
22021 * config/vxlib.c: Likewise.
22022 * config/vxworks-dummy.h: Likewise.
22023 * config/xtensa/crti.asm: Likewise.
22024 * config/xtensa/crtn.asm: Likewise.
22025 * config/xtensa/ieee754-df.S: Likewise.
22026 * config/xtensa/ieee754-sf.S: Likewise.
22027 * config/xtensa/lib1funcs.asm: Likewise.
22028 * config/xtensa/lib2funcs.S: Likewise.
22029 * config/xtensa/linux-unwind.h: Likewise.
22030 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22031 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22032 * coretypes.h: Likewise.
22033 * crtstuff.c: Likewise.
22034 * defaults.h: Likewise.
22035 * dwarf2.h: Likewise.
22036 * emutls.c: Likewise.
22037 * gbl-ctors.h: Likewise.
22038 * gcov-io.h: Likewise.
22039 * ginclude/float.h: Likewise.
22040 * ginclude/iso646.h: Likewise.
22041 * ginclude/stdarg.h: Likewise.
22042 * ginclude/stdbool.h: Likewise.
22043 * ginclude/stddef.h: Likewise.
22044 * ginclude/stdfix.h: Likewise.
22045 * ginclude/stdint-gcc.h: Likewise.
22046 * ginclude/tgmath.h: Likewise.
22047 * gthr-aix.h: Likewise.
22048 * gthr-dce.h: Likewise.
22049 * gthr-gnat.c: Likewise.
22050 * gthr-gnat.h: Likewise.
22051 * gthr-lynx.h: Likewise.
22052 * gthr-mipssde.h: Likewise.
22053 * gthr-nks.h: Likewise.
22054 * gthr-posix.c: Likewise.
22055 * gthr-posix.h: Likewise.
22056 * gthr-posix95.h: Likewise.
22057 * gthr-rtems.h: Likewise.
22058 * gthr-single.h: Likewise.
22059 * gthr-solaris.h: Likewise.
22060 * gthr-tpf.h: Likewise.
22061 * gthr-vxworks.h: Likewise.
22062 * gthr-win32.h: Likewise.
22063 * gthr.h: Likewise.
22064 * libgcc2.c: Likewise.
22065 * libgcc2.h: Likewise.
22066 * libgcov.c: Likewise.
22067 * tsystem.h: Likewise.
22068 * typeclass.h: Likewise.
22069 * unwind-c.c: Likewise.
22070 * unwind-compat.h: Likewise.
22071 * unwind-dw2-fde-compat.c: Likewise.
22072 * unwind-dw2-fde-darwin.c: Likewise.
22073 * unwind-dw2-fde-glibc.c: Likewise.
22074 * unwind-dw2-fde.c: Likewise.
22075 * unwind-dw2-fde.h: Likewise.
22076 * unwind-dw2.c: Likewise.
22077 * unwind-dw2.h: Likewise.
22078 * unwind-generic.h: Likewise.
22079 * unwind-pe.h: Likewise.
22080 * unwind-sjlj.c: Likewise.
22081 * unwind.inc: Likewise.
22082 * config/arm/neon-gen.ml: Change generated copyright header to
22083 refer to version 3 of the GNU General Public License with
22084 version 3.1 of the GCC Runtime Library Exception and to point
22085 readers at the COPYING3 and COPYING3.RUNTIME files and the
22086 FSF's license web page.
22087 * config/arm/arm_neon.h: Regenerate.
22089 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22091 * config/cris/cris.md: Change copyright header to refer to version
22092 3 of the GNU General Public License.
22093 * doc/install.texi2html: Change copyright header to refer to version
22094 3 of the GNU General Public License and to point readers at the
22095 COPYING3 file and the FSF's license web page.
22096 * config/vax/linux.h: Likewise.
22098 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22100 * config/i386/i386.md (cmpcc): New.
22101 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22102 (sync_compare_and_swap_cc*): Delete.
22104 * config/s390/s390.c (s390_compare_emitted): Remove.
22105 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22106 s390_compare_emitted used to be handled. Assert that modes match.
22107 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22108 refer to sync_compare_and_swap_ccsi.
22109 * config/s390/s390.h (s390_compare_emitted): Remove.
22110 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22111 instead of s390_compare_emitted.
22112 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22113 instead of s390_compare_emitted.
22114 * config/s390/s390.md (cmpcc): New.
22115 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22116 CC_REGNUM, do not pretend it's set.
22117 (sync_compare_and_swap_cc*): Delete.
22118 * config/s390/predicates.md (cc_reg_operand): New.
22120 * expr.c (sync_compare_and_swap_cc): Delete.
22121 * optabs.h (sync_compare_and_swap_cc): Delete.
22122 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22123 is being used with can_compare_p.
22124 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22125 (find_cc_set): New.
22126 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22127 look for a MODE_CC set instead. Use emit_store_flag.
22128 (expand_compare_and_swap_loop): Likewise, with some additional
22129 complication to avoid a force_reg when useless. Use
22130 emit_cmp_and_jump_insns.
22131 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22132 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22133 sync_compare_and_swap documentation.
22135 2009-04-09 Jan Hubicka <jh@suse.cz>
22137 * except.c (find_prev_try): Break out from ....
22138 (duplicate_eh_regions): ... here; properly update prev_try pointers
22139 when duplication part of tree.
22140 (dump_eh_tree): Improve dumping.
22141 (verify_eh_region): New.
22142 (verify_eh_tree): Use it.
22144 2009-04-06 Richard Guenther <rguenther@suse.de>
22146 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22147 &ARRAY addresses by adjusting their types and prepending
22149 * tree-cfg.c (verify_gimple_assign_single): Verify that
22150 addresses are correct.
22152 2009-04-09 Richard Guenther <rguenther@suse.de>
22154 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22155 indices into an array reference if possible.
22156 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22157 Fold POINTER_PLUS_EXPR statements with invariant address.
22159 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22162 * config.gcc (powerpc64-*-linux*): Always build biarch.
22164 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22167 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22168 it and pedwarn if this results in an INTEGER_CST.
22170 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22172 * doc/install.texi: Update minimum GMP version. Remove obsolete
22173 text in MPFR section.
22175 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22177 * dwarf2out.c (class_scope_p): New static inline.
22178 (class_or_namespace_scope_p): Use it.
22179 (gen_variable_die): Use DW_TAG_member tag for static data member
22180 declarations instead of DW_TAG_variable.
22182 PR middle-end/39573
22183 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22186 2009-04-08 Richard Guenther <rguenther@suse.de>
22188 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22189 valueize random data.
22191 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22193 * config.gcc (aix tm_file): Add aix-stdint.h.
22194 (aix tm clause use_gcc_stdint): Set to wrap.
22195 * config/rs6000/aix-stdint.h: New file.
22197 2009-04-08 Richard Guenther <rguenther@suse.de>
22199 PR middle-end/36291
22200 * tree-dfa.c (add_referenced_var): Do not recurse into
22201 global initializers.
22202 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22204 (fold_const_aggregate_ref): Likewise.
22206 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22208 * recog.c (ordered_comparison_operator): New.
22209 * gensupport.c (std_preds): Add it.
22210 * doc/md.texi (Machine-Independent Predicates): Document it.
22212 2009-04-08 Jan Hubicka <jh@suse.cz>
22214 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22215 * function.h (rtl_eh): Remove exception_handler_label_map.
22216 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22217 remove_exception_handler_label, for_each_eh_label_1): Remove.
22218 (rtl_remove_unreachable_regions): Remove.
22219 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22220 (find_exception_handler_labels): Don't build the hashtable.
22221 (maybe_remove_eh_handler): Remove.
22222 (for_each_eh_label): Rewrite to walk the tree.
22223 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22224 * except.h (maybe_remove_eh_handler): Remove.
22225 * passes.c (init_optimization_passes): Schedule second EH cleanup
22227 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22228 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22230 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22232 * genoutput.c (validate_optab_operands): New.
22233 (gen_insn, gen_expand): Call it.
22235 * genflags.c (gen_insn): Detect misused iterators.
22236 (main): Pass line_no to gen_insn, exit with status 1 on error.
22238 * genextract.c (line_no): Make global.
22239 (VEC_safe_set_locstr): Change assertion to error message.
22240 (main): Exit with status 1 on error.
22242 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22246 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22247 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22248 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22249 * c-convert.c (convert): Do not call fold on results of conversion
22250 functions when the result is a C_MAYBE_CONST_EXPR.
22251 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22252 of __builtin_choose_expr.
22253 * c-typeck.c (remove_c_maybe_const_expr): New.
22254 (build_unary_op, build_conditional_expr, build_compound_expr,
22255 build_binary_op, c_objc_common_truthvalue_conversion): Call
22256 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22259 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22261 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22262 CODE to produce a new one. Add a prototype to use fold_convert_const
22264 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22267 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22268 mix declarations and code.
22270 2009-04-08 Ben Elliston <bje@au.ibm.com>
22272 * gcc.c: Replace `CC' with `GCC' throughout.
22274 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22276 * doc/invoke.texi: Document Atom support.
22278 2009-04-07 Jason Merrill <jason@redhat.com>
22281 * c-common.h, c-common.c: Add flag_pretty_templates.
22282 * c-opts.c (c_common_handle_option): Set it.
22283 * c.opt: Add -fno-pretty-templates.
22284 * doc/invoke.texi (C++ Dialect Options): Likewise.
22286 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22288 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22289 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22290 (ia64_expand_builtin): Likewise.
22292 2009-04-07 Martin Jambor <mjambor@suse.cz>
22294 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22295 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22296 ADDR_EXPRS are include too.
22298 2009-04-07 Richard Guenther <rguenther@suse.de>
22300 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22301 decls are only used if passes as parameters or if they are
22302 local statics and the call is not to a builtin.
22303 (call_may_clobber_ref_p_1): Likewise.
22305 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22307 * expr.c (do_store_flag): Remove last argument. Simplify code
22308 to avoid duplication of tests already done by can_compare_p.
22309 (expand_expr_real_1): Adjust caller.
22311 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22313 * optabs.c (can_compare_p): Test the predicate of a
22314 cbranch and cstore pattern.
22316 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22318 * expr.c (convert_move): Use emit_store_flag instead of
22321 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22323 * config/i386/i386.c (ix86_compare_emitted): Remove.
22324 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22325 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22326 * config/i386/i386.h (ix86_compare_emitted): Remove.
22327 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22328 instead of ix86_compare_emitted.
22329 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22331 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22333 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22334 Add t-sysroot-suffix to tmake_file.
22335 * config/print-sysroot-suffix.sh: New file.
22336 * config/t-sysroot-suffix: New file.
22338 2009-04-07 Ben Elliston <bje@au.ibm.com>
22340 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22341 as the latter produces a warning when the target does not support
22344 2009-04-07 Ben Elliston <bje@au.ibm.com>
22346 * dfp.c: Replace type punning assignments with memcpy throughout.
22347 * Makefile.in (dfp.o-warn): Remove.
22349 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22352 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22353 Include soft-fp/t-softfp after rs6000/t-linux64.
22355 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22357 * stor-layout.c (set_sizetype): Use the full precision of their
22358 machine mode for bitsize types.
22360 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22362 * config/i386/i386.md: Revert 2 accidental checkins.
22364 2009-04-06 Joey Ye <joey.ye@intel.com>
22365 Xuepeng Guo <xuepeng.guo@intel.com>
22366 H.J. Lu <hongjiu.lu@intel.com>
22368 Atom pipeline model, tuning and insn selection.
22369 * config.gcc (atom): Add atom config options and target.
22371 * config/i386/atom.md: New.
22373 * config/i386/i386.c (atom_cost): New cost.
22374 (m_ATOM): New macro flag.
22375 (initial_ix86_tune_features): Set m_ATOM.
22376 (x86_accumulate_outgoing_args): Likewise.
22377 (x86_arch_always_fancy_math_387): Likewise.
22378 (processor_target): Add Atom cost.
22379 (cpu_names): Add Atom cpu name.
22380 (override_options): Set Atom ISA.
22381 (ix86_issue_rate): New case PROCESSOR_ATOM.
22382 (ix86_adjust_cost): Likewise.
22384 * config/i386/i386.h (TARGET_ATOM): New target macro.
22385 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22386 (TARGET_OPT_AGU): New target option.
22387 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22388 (processor_type): Add PROCESSOR_ATOM.
22390 * config/i386/i386.md (cpu): Add new value "atom".
22391 (use_carry, movu): New attr.
22392 (atom.md): Include atom.md.
22393 (adddi3_carry_rex64): Set attr "use_carry".
22394 (addqi3_carry): Likewise.
22395 (addhi3_carry): Likewise.
22396 (addsi3_carry): Likewise.
22397 (*addsi3_carry_zext): Likewise.
22398 (subdi3_carry_rex64): Likewise.
22399 (subqi3_carry): Likewise.
22400 (subhi3_carry): Likewise.
22401 (subsi3_carry): Likewise.
22402 (x86_movdicc_0_m1_rex64): Likewise.
22403 (*x86_movdicc_0_m1_se): Likewise.
22404 (x86_movsicc_0_m1): Likewise.
22405 (*x86_movsicc_0_m1_se): Likewise.
22406 (*adddi_1_rex64): Emit add insn as much as possible.
22407 (*addsi_1): Likewise.
22408 (return_internal): Set atom_unit.
22409 (return_internal_long): Likewise.
22410 (return_pop_internal): Likewise.
22411 (*rcpsf2_sse): Set atom_sse_attr attr.
22412 (*qrt<mode>2_sse): Likewise.
22413 (*prefetch_sse): Likewise.
22415 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22417 (ix86_target_macros_internal): Likewise.
22419 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22420 (*prefetch_sse_rex): Likewise.
22421 (sse_rcpv4sf2): Likewise.
22422 (sse_vmrcpv4sf2): Likewise.
22423 (sse_sqrtv4sf2): Likewise.
22424 (<sse>_vmsqrt<mode>2): Likewise.
22425 (sse_ldmxcsr): Likewise.
22426 (sse_stmxcsr): Likewise.
22427 (*sse_sfence): Likewise.
22428 (sse2_clflush): Likewise.
22429 (*sse2_mfence): Likewise.
22430 (*sse2_lfence): Likewise.
22431 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22432 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22433 (avx_movdqu<avxmodesuffix>): Likewise.
22434 (avx_lddqu<avxmodesuffix>): Likewise.
22435 (sse2_movntv2di): Change attr "type" to "ssemov".
22436 (sse2_movntsi): Likewise.
22437 (rsqrtv8sf2): Change attr "type" to "sseadd".
22438 (sse3_addsubv2df3): Set attr "atom_unit".
22439 (sse3_h<plusminus_insn>v4sf3): Likewise.
22440 (*sse2_pmaddwd): Likewise.
22441 (*vec_extractv2di_1_rex64): Likewise.
22442 (*vec_extractv2di_1_avx): Likewise.
22443 (sse2_psadbw): Likewise.
22444 (ssse3_phaddwv8hi3): Likewise.
22445 (ssse3_phaddwv4hi3): Likewise.
22446 (ssse3_phadddv4si3): Likewise.
22447 (ssse3_phadddv2si3): Likewise.
22448 (ssse3_phaddswv8hi3): Likewise.
22449 (ssse3_phaddswv4hi3): Likewise.
22450 (ssse3_phsubwv8hi3): Likewise.
22451 (ssse3_phsubwv4hi3): Likewise.
22452 (ssse3_phsubdv4si3): Likewise.
22453 (ssse3_phsubdv2si3): Likewise.
22454 (ssse3_phsubswv8hi3): Likewise.
22455 (ssse3_phsubswv4hi3): Likewise.
22456 (ssse3_pmaddubsw128): Likewise.
22457 (sse3_pmaddubsw: Likewise.
22458 (ssse3_palignrti): Likewise.
22459 (ssse3_palignrdi): Likewise.
22461 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22463 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22465 2009-04-06 Richard Guenther <rguenther@suse.de>
22467 PR tree-optimization/28868
22468 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22469 of which PHI results we inserted.
22470 (insert_into_preds_of_block): Record inserted PHIs.
22471 (eliminate): Eliminate redundant PHI nodes.
22472 (init_pre): Init inserted_phi_names.
22474 2009-04-06 Richard Guenther <rguenther@suse.de>
22476 PR tree-optimization/39643
22477 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22478 IMAGPART_EXPRs of complex constants.
22479 (execute_fold_all_builtins): If we folded a call queue
22480 TODO_update_address_taken.
22482 2009-04-06 Jan Hubicka <jh@suse.cz>
22484 PR middle-end/39659
22485 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22488 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22490 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22492 (ic_invalidate_array): Likewise.
22494 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22496 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22497 alignment for library calls.
22499 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22501 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22502 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22503 * config/i386/mingw-stdint.h: New file.
22505 2009-04-05 Richard Guenther <rguenther@suse.de>
22507 PR tree-optimization/39648
22508 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22509 our &A vs. &A[0] IL deficiencies.
22511 2009-04-04 Jan Hubicka <jh@suse.cz>
22513 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22514 removed toplevel regions.
22515 (sjlj_mark_call_sites): Likewise.
22517 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22519 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22520 (cygwin tm clause use_gcc_stdint): Set to wrap.
22521 * config/i386/cygwin-stdint.h: New file.
22523 2009-04-04 Richard Guenther <rguenther@suse.de>
22525 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22526 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22527 single-argument PHIs if we are in loop-closed SSA form.
22528 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22529 for the pre-condition.
22530 (slpeel_tree_peel_loop_to_edge): Likewise.
22531 (vect_build_loop_niters): Take an optional sequence to append stmts.
22532 (vect_generate_tmps_on_preheader): Likewise.
22533 (vect_do_peeling_for_loop_bound): Take extra guards for the
22535 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22536 the cost model check.
22537 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22538 guards if we are going to peel. Do not apply versioning in that case.
22539 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22540 (vect_do_peeling_for_loop_bound): Likewise.
22541 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22542 loop bound only record extra pre-conditions, do not apply loop
22545 2009-04-04 Richard Guenther <rguenther@suse.de>
22547 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22550 2009-04-04 Jan Hubicka <jh@suse.cz>
22552 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22553 last_basic_block for size of bb->index indexed array.
22554 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22555 compute_out, link_btr_uses, build_btr_def_use_webs,
22556 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22558 2009-04-04 Jan Hubicka <jh@suse.cz>
22560 * except.c (remove_eh_handler_and_replace): Break out from ...
22561 (remove_eh_handler): ... here.
22562 (bring_to_root): New function.
22563 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22564 handled ones, bring others to root of tree.
22566 2009-04-04 Jan Hubicka <jh@suse.cz>
22568 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22569 (all_phis_safe_to_merge): New function.
22570 (update_info): New structure.
22571 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22572 (cleanup_empty_eh): Update SSA if possible.
22574 2009-04-04 Richard Guenther <rguenther@suse.de>
22576 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22577 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22578 (append_vuse): Likewise.
22580 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22582 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22583 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22584 instead of REG_UNSAVED for DW_CFA_undefined.
22585 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22586 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22589 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22592 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22594 2009-04-04 Richard Guenther <rguenther@suse.de>
22596 PR tree-optimization/8781
22597 PR tree-optimization/37892
22598 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22599 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22600 (valueize_refs): Call it for *& valueizations.
22601 (shared_reference_ops_from_ref): Rename to ...
22602 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22603 (shared_reference_ops_from_call): Rename to ...
22604 (valueize_shared_reference_ops_from_call): ... this and valueize.
22605 (vn_reference_lookup): Update.
22606 (visit_reference_op_call): Likewise.
22607 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22608 (eliminate): Value-replace the call address in call statements.
22610 2009-04-04 Richard Guenther <rguenther@suse.de>
22612 PR tree-optimization/39636
22613 * tree-ssa-forwprop.c
22614 (forward_propagate_addr_into_variable_array_index): Check for
22615 GIMPLE_ASSIGN before accessing the rhs code.
22617 2009-04-03 Jason Merrill <jason@redhat.com>
22619 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22621 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22623 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22624 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22625 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22626 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22627 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22628 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22629 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22630 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22631 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22632 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22633 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22634 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22635 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22636 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22637 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22638 Use fr_reg_or_fp01_operand instead of fr_register_operand
22640 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22641 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22642 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22644 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22646 PR rtl-optimization/39607
22647 PR rtl-optimization/39631
22651 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22652 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22653 instead of DF_LR_OUT.
22654 * ira-lives.c (process_bb_node_lives): Ditto.
22655 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22656 instead of DF_LR_{OUT,IN}.
22657 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22658 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22660 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22662 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22663 (execute_lower_omp): Always run but take the short way out if -fopenmp
22665 (gate_lower_omp): Remove, forcing the pass manager to always run the
22666 pass and always set PROP_gimple_lomp.
22667 (pass_lower_omp): Remove gate function.
22668 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22669 PROP_trees. Instead, require it.
22670 * ipa-cp.c (pass_ipa_cp): Likewise.
22671 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22672 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22673 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22674 and PROP_gimple_leh.
22676 2009-04-03 Richard Guenther <rguenther@suse.de>
22678 PR middle-end/13146
22679 PR tree-optimization/23940
22680 PR tree-optimization/33237
22681 PR middle-end/33974
22682 PR middle-end/34093
22683 PR tree-optimization/36201
22684 PR tree-optimization/36230
22685 PR tree-optimization/38049
22686 PR tree-optimization/38207
22687 PR tree-optimization/38230
22688 PR tree-optimization/38301
22689 PR tree-optimization/38585
22690 PR middle-end/38895
22691 PR tree-optimization/38985
22692 PR tree-optimization/39299
22693 * tree-ssa-structalias.h: Remove.
22694 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22695 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22696 (struct vuse_element_d): Remove.
22697 (struct vuse_vec_d): Likewise.
22698 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22699 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22700 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22701 VUSE_ELEMENT_VAR): Likewise.
22702 (struct voptype_d): Likewise.
22703 (NUM_VOP_FREE_BUCKETS): Likewise.
22704 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22705 (struct stmt_operands_d): Remove.
22706 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22707 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22708 VDEF_NUM, VDEF_VECT): Likewise.
22709 (copy_virtual_operands): Remove.
22710 (operand_build_cmp): Likewise.
22711 (create_ssa_artificial_load_stmt): Likewise.
22712 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22713 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22714 vuse_index and mayuse_index members. Pack and move done and iter_type
22715 members to the front.
22716 (SSA_OP_VMAYUSE): Remove.
22717 (SSA_OP_VIRTUAL_USES): Adjust.
22718 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22719 (unlink_stmt_vdef): Declare.
22720 (add_to_addressable_set): Remove.
22721 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22722 (vrp_visit_stmt): Likewise.
22723 * doc/tree-ssa.texi (Alias analysis): Update.
22724 * doc/invoke.texi (max-aliased-vops): Remove docs.
22725 (avg-aliased-vops): Likewise.
22726 * tree-into-ssa.c (syms_to_rename): Remove.
22727 (need_to_update_vops_p): Likewise.
22728 (need_to_initialize_update_ssa_p): Rename to ...
22729 (update_ssa_initialized_fn): ... this. Track function we are
22731 (symbol_marked_for_renaming): Simplify.
22732 (add_new_name_mapping): Do not set need_to_update_vops_p.
22733 (dump_currdefs): Use SYMS_TO_RENAME.
22734 (rewrite_update_stmt): Always walk all uses/defs.
22735 (dump_update_ssa): Adjust.
22736 (init_update_ssa): Take function argument. Track what we are
22738 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22739 (create_new_def_for): Initialize for cfun, assert we are initialized
22741 (mark_sym_for_renaming): Simplify.
22742 (mark_set_for_renaming): Do not initialize update-ssa.
22743 (need_ssa_update_p): Simplify. Take function argument.
22744 (name_mappings_registered_p): Assert we ask for the correct function.
22745 (name_registered_for_update_p): Likewise.
22746 (ssa_names_to_replace): Likewise.
22747 (release_ssa_name_after_update_ssa): Likewise.
22748 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22749 (dump_decl_set): Do not print a newline.
22750 (debug_decl_set): Do it here.
22751 (dump_update_ssa): And here.
22752 * tree-ssa-loop-im.c (move_computations): Adjust.
22753 (movement_possibility): Likewise.
22754 (determine_max_movement): Likewise.
22755 (gather_mem_refs_stmt): Likewise.
22756 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22757 or NAME_MEMORY_TAG.
22758 * tree-complex.c (update_all_vops): Remove.
22759 (expand_complex_move): Adjust.
22760 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22761 Simplify test for memory referencing statement. Exclude
22762 non-invariant ADDR_EXPRs.
22763 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22764 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22765 (rdg_flag_uses): Likewise.
22766 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22768 (tree_optimize_tail_calls_1): Also split the
22769 edge from the entry block if we have degenerate PHI nodes in
22770 the first basic block.
22771 * tree.c (init_ttree): Remove memory-tag related code.
22772 (tree_code_size): Likewise.
22773 (tree_node_structure): Likewise.
22774 (build7_stat): Re-write to be build6_stat.
22775 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22776 (SSA_VAR_P): Adjust.
22777 (struct tree_memory_tag): Remove.
22778 (struct tree_memory_partition_tag): Likewise.
22779 (union tree_node): Adjust.
22780 (build7): Re-write to be build6.
22781 * tree-pass.h (pass_reset_cc_flags): Remove.
22782 (TODO_update_address_taken): New flag.
22783 (pass_simple_dse): Remove.
22784 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22785 * params.h (MAX_ALIASED_VOPS): Remove.
22786 (AVG_ALIASED_VOPS): Likewise.
22787 * omp-low.c (expand_omp_taskreg): Update SSA form.
22788 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22789 aliases the lhs in a copy stmt.
22790 * tree-ssa-dse.c (struct address_walk_data): Remove.
22791 (memory_ssa_name_same): Likewise.
22792 (memory_address_same): Likewise.
22793 (get_kill_of_stmt_lhs): Likewise.
22794 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22795 unused stores. Look through PHI nodes into post-dominated regions.
22796 (dse_optimize_stmt): Simplify. Properly remove stores.
22797 (tree_ssa_dse): Compute dominators.
22798 (execute_simple_dse): Remove.
22799 (pass_simple_dse): Likewise.
22800 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22801 gimple_loaded_syms and gimple_stored_syms computation.
22802 * toplev.c (dump_memory_report): Dump alias and pta stats.
22803 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22804 (vn_reference_eq): Likewise.
22805 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22806 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22807 valueize_vuses): Remove.
22808 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22809 (get_def_ref_stmt_vuse): ... this.
22810 (vn_reference_lookup_2): New function.
22811 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22812 walking equivalent vuses. Simplify.
22813 (vn_reference_lookup): Likewise.
22814 (vn_reference_insert): Likewise.
22815 (vn_reference_insert_pieces): Likewise.
22816 (visit_reference_op_call): Simplify.
22817 (visit_reference_op_load): Likewise.
22818 (visit_reference_op_store): Likewise.
22819 (init_scc_vn): Remove shared_lookup_vuses initialization.
22820 (free_scc_vn): Remove shared_lookup_vuses freeing.
22821 (sort_vuses, sort_vuses_heap): Remove.
22822 (get_ref_from_reference_ops): Export.
22823 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22824 vector with single vuse pointer.
22825 (vn_reference_lookup_pieces, vn_reference_lookup,
22826 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22827 (shared_vuses_from_stmt): Remove.
22828 (get_ref_from_reference_ops): Declare.
22829 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22830 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22831 memory-tag related code.
22832 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22833 (likely_value): Add comment, skip static-chain of call statements.
22834 (surely_varying_stmt_p): Adjust.
22835 (gimplify_and_update_call_from_tree): Likewise.
22836 (execute_fold_all_builtins): Do not rebuild alias info.
22837 (gimplify_and_update_call_from_tree): Properly update VOPs.
22838 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22839 (copy_ref_info): Remove memory-tag related code.
22840 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22841 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22842 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22844 * tree-ssa-dom.c (gimple_p): Remove typedef.
22845 (eliminate_redundant_computations): Adjust.
22846 (record_equivalences_from_stmt): Likewise.
22847 (avail_expr_hash): Likewise.
22848 (avail_expr_eq): Likewise.
22849 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22850 (stmt_makes_single_load): Likewise.
22851 (stmt_makes_single_store): Likewise.
22852 * tree-ssa-alias.c: Rewrite completely.
22853 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22854 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22855 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22856 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22857 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22858 Remove public functions.
22859 (pass_reset_cc_flags): Remove.
22860 (pass_build_alias): Move ...
22861 * tree-ssa-structalias.c (pass_build_alias): ... here.
22862 * tree-ssa-alias.c (may_be_aliased): Move ...
22863 * tree-flow-inline.h (may_be_aliased): ... here.
22864 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22865 count_uses_and_derefs): Move ...
22866 * gimple.c: ... here.
22867 * gimple.h (count_uses_and_derefs): Declare.
22868 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
22869 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
22870 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
22871 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
22872 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
22873 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
22874 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
22876 * tree-dfa.c (refs_may_alias_p): Move ...
22877 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
22878 * tree-ssa-alias.h: New file.
22879 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
22880 (statement_sink_location): Likewise.
22881 * opts.c (decode_options): Do not adjust max-aliased-vops or
22882 avg-aliased-vops values.
22883 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
22884 (TV_CALL_CLOBBER): Likewise.
22885 (TV_FLOW_SENSITIVE): Likewise.
22886 (TV_FLOW_INSENSITIVE): Likewise.
22887 (TV_MEMORY_PARTITIONING): Likewise.
22888 (TV_ALIAS_STMT_WALK): New timevar.
22889 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
22890 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
22891 (get_address_description): Remove memory-tag related code.
22892 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
22893 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
22894 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
22895 and immediate uses in statements. Document.
22896 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
22897 (dump_symbols): Remove.
22898 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
22899 * alias.c (get_deref_alias_set): New function split out from ...
22900 (get_alias_set): ... here.
22901 * alias.h (get_deref_alias_set): Declare.
22902 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
22903 type parameter. Remove restrict pointer handling. Create a
22904 ref-all pointer in case type-based alias sets do not conflict.
22905 (vect_analyze_data_refs): Remove SMT related code.
22906 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
22907 (vectorizable_load): Likewise.
22908 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
22909 (DR_SYMBOL_TAG, DR_VOPS): Remove.
22910 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
22911 Ignore vops and SMTs.
22912 (dr_analyze_alias): Likewise..
22913 (free_data_ref): Likewise.
22914 (create_data_ref): Likewise.
22915 (analyze_all_data_dependences): Likewise.
22916 (get_references_in_stmt): Adjust.
22917 * tree-flow-inline.h (gimple_aliases_computed_p,
22918 gimple_addressable_vars, gimple_call_clobbered_vars,
22919 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
22920 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
22921 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
22922 gimple_mem_ref_stats): Remove.
22923 (gimple_vop): New function.
22924 (op_iter_next_use): Remove vuses and mayuses cases.
22925 (op_iter_next_def): Remove vdefs case.
22926 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
22927 (clear_and_done_ssa_iter): Do not set removed fields.
22928 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
22929 Assert we are not iterating over vuses or vdefs if not also
22930 iterating over uses or defs.
22931 (op_iter_init_use): Likewise.
22932 (op_iter_init_def): Likewise.
22933 (op_iter_next_vdef): Remove.
22934 (op_iter_next_mustdef): Likewise.
22935 (op_iter_init_vdef): Likewise.
22936 (compare_ssa_operands_equal): Likewise.
22937 (link_use_stmts_after): Handle vuse operand.
22938 (is_call_used): Use is_call_clobbered.
22939 (is_call_clobbered): Global variables are always call clobbered,
22940 query the call-clobbers bitmap.
22941 (mark_call_clobbered): Ignore global variables.
22942 (clear_call_clobbered): Likewise.
22943 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
22944 virtual operands sanity check.
22945 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
22947 (TARGET_MEM_REF): Remove TMR_TAG operand.
22948 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
22949 Remove call-clobber related code.
22950 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
22951 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
22952 partitions or escape reason.
22953 (get_single_def_stmt, get_single_def_stmt_from_phi,
22954 get_single_def_stmt_with_phi): Remove.
22955 (dump_referenced_vars): Tidy.
22956 (get_ref_base_and_extent): Allow bare decls.
22957 (collect_dfa_stats): Adjust.
22958 * graphite.c (rename_variables_in_stmt): Adjust.
22959 (graphite_copy_stmts_from_block): Likewise.
22960 (translate_clast): Likewise.
22961 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
22963 (translate_vuse_through_block): Use the oracle.
22964 (phi_translate_1): Adjust.
22965 (value_dies_in_block_x): Use the oracle. Cache the outcome
22967 (valid_in_sets): Check if the VUSE for
22968 a REFERENCE is available.
22969 (eliminate): Do not remove stmts during elimination,
22970 instead queue and remove them afterwards.
22971 (do_pre): Do not rebuild alias info.
22972 (pass_pre): Run TODO_rebuild_alias before PRE.
22973 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
22974 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
22975 (mark_all_v_defs_stmt): Remove.
22976 (mark_all_v_defs_seq): Adjust.
22977 (sra_replace): Likewise.
22978 (scalarize_use): Likewise.
22979 (scalarize_copy): Likewise.
22980 (scalarize_init): Likewise.
22981 (scalarize_ldst): Likewise.
22982 (todoflags): Remove.
22983 (tree_sra): Do not rebuild alias info.
22984 (tree_sra_early): Adjust.
22985 (pass_sra): Run TODO_update_address_taken before SRA.
22986 * tree-predcom.c (set_alias_info): Remove.
22987 (prepare_initializers_chain): Do not call it.
22988 (mark_virtual_ops_for_renaming): Adjust.
22989 (mark_virtual_ops_for_renaming_list): Remove.
22990 (initialize_root_vars): Adjust.
22991 (initialize_root_vars_lm): Likewise.
22992 (prepare_initializers_chain): Likewise.
22993 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
22994 (may_propagate_copy_into_stmt): Likewise.
22995 (merge_alias_info): Do nothing for now.
22996 (propagate_tree_value_into_stmt): Adjust.
22997 (stmt_may_generate_copy): Likewise.
22998 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
22999 not mark symbols for renaming.
23000 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23001 with the same statement, make sure to update the new pointed-to one.
23002 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23003 call statements, do not mark symbols for renaming.
23004 (mark_operand_necessary): Dump something.
23005 (ref_may_be_aliased): New function.
23006 (mark_aliased_reaching_defs_necessary_1): New helper function.
23007 (mark_aliased_reaching_defs_necessary): Likewise.
23008 (mark_all_reaching_defs_necessary_1): Likewise.
23009 (mark_all_reaching_defs_necessary): Likewise.
23010 (propagate_necessity): Do not process virtual PHIs. For
23011 non-aliased loads mark all reaching definitions as necessary.
23012 For aliased loads and stores mark the immediate dominating
23013 aliased clobbers as necessary.
23014 (visited): New global static.
23015 (perform_tree_ssa_dce): Free visited bitmap after propagating
23017 (remove_dead_phis): Perform simple dead virtual PHI removal.
23018 (remove_dead_stmt): Properly unlink virtual operands when
23020 (eliminate_unnecessary_stmts): Schedule PHI removal after
23022 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23023 (process_replaceable): Likewise.
23024 (find_replaceable_in_bb): Likewise.
23025 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23026 based on the single gimple vop.
23027 (verify_flow_insensitive_alias_info): Remove.
23028 (verify_flow_sensitive_alias_info): Likewise.
23029 (verify_call_clobbering): Likewise.
23030 (verify_memory_partitions): Likewise.
23031 (verify_alias_info): Likewise.
23032 (verify_ssa): Adjust..
23033 (execute_update_addresses_taken): Export. Update SSA
23034 manually. Optimize only when optimizing. Use a local bitmap.
23035 (pass_update_address_taken): Remove TODO_update_ssa, add
23037 (pass_update_address_taken): Just use TODO_update_address_taken.
23038 (init_tree_ssa): Do not initialize addressable_vars.
23039 (verify_ssa): Verify new VUSE / VDEF properties.
23040 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23041 Do not call verify_alias_info.
23042 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23043 Do not free the loaded and stored syms bitmaps. Reset the escaped
23044 and callused solutions. Do not free addressable_vars.
23045 Remove memory-tag related code.
23046 (warn_uninitialized_var): Aliases are always available.
23047 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23048 * lambda-code.c (can_put_in_inner_loop): Adjust.
23049 (can_put_after_inner_loop): Likewise.
23050 (perfect_nestify): Likewise.
23051 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23052 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23053 (vectorizable_conversion): Do not mark symbols for renaming.
23054 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23055 (expand_call_inline): Unlink the calls virtual operands before
23057 (tree_function_versioning): Do not call update_ssa if we are not
23058 updating clones. Simplify.
23059 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23060 (propagate_with_phi): Likewise..
23061 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23062 clobber code. Assert we are not aliased or global.
23063 * tree-flow.h: Include tree-ssa-alias.h
23064 (enum escape_type): Remove.
23065 (struct mem_sym_stats_d): Likewise.
23066 (struct mem_ref_stats_d): Likewise.
23067 (struct gimple_df): Add vop member. Remove global_var,
23068 call_clobbered_vars, call_used_vars, addressable_vars,
23069 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23070 escaped and callused members.
23071 (struct ptr_info_def): Remove all members, add points-to solution
23073 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23074 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23075 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23076 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23077 (tree-ssa-alias.o): Likewise.
23078 (toplev.o): Add tree-ssa-alias.h
23079 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23080 * gimple.c (gimple_set_bb): Fix off-by-one error.
23081 (is_gimple_reg): Do not handle memory tags.
23082 (gimple_copy): Also copy virtual operands.
23083 Delay updating the statement. Do not reset loaded and stored syms.
23084 (gimple_set_stored_syms): Remove.
23085 (gimple_set_loaded_syms): Likewise.
23086 (gimple_call_copy_skip_args): Copy the virtual operands
23087 and mark the new statement modified.
23088 * tree-ssa-structalias.c (may_alias_p): Remove.
23089 (set_uids_in_ptset): Take the alias set to prune with as
23090 parameter. Fold in the alias test of may_alias_p.
23091 (compute_points_to_sets): Compute whether a ptr is dereferenced
23092 in a local sbitmap.
23093 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23094 other ADDRESSOF constraints on the lhs.
23095 (get_constraint_for_component_ref): Assert that we don't get
23096 ADDRESSOF constraints from the base of the reference.
23097 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23098 (struct variable_info): Remove collapsed_to member.
23099 (get_varinfo_fc): Remove.
23100 (new_var_info): Do not set collapsed_to.
23101 (dump_constraint): Do not follow cycles.
23102 (dump_constraint_graph): Likewise.
23103 (build_pred_graph): Likewise.
23104 (build_succ_graph): Likewise.
23105 (rewrite_constraints): Likewise.
23106 (do_simple_structure_copy): Remove.
23107 (do_rhs_deref_structure_copy): Remove.
23108 (do_lhs_deref_structure_copy): Remove.
23109 (collapse_rest_of_var): Remove.
23110 (do_structure_copy): Re-implement.
23111 (pta_stats): New global variable.
23112 (dump_pta_stats): New function.
23113 (struct constraint_expr): Make offset signed.
23114 (UNKNOWN_OFFSET): Define special value.
23115 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23116 (solution_set_expand): New helper function split out from ...
23117 (do_sd_constraint): ... here.
23118 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23119 (do_ds_constraint): Likewise.
23120 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23121 and CALLUSED = *CALLUSED.
23122 (set_union_with_increment): Make inc argument signed.
23123 (type_safe): Remove.
23124 (get_constraint_for_ptr_offset): Handle unknown and negative
23126 (first_vi_for_offset): Handle offsets before start. Bail
23127 out early for offsets beyond the variable extent.
23128 (first_or_preceding_vi_for_offset): New function.
23129 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23130 Together with ESCAPED = *ESCAPED this properly computes reachability.
23131 (find_what_var_points_to): New function.
23132 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23133 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23134 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23135 pt_solutions_intersect): New functions.
23136 (compute_call_used_vars): Remove.
23137 (compute_may_aliases): New main entry into PTA computation.
23138 * gimple.h (gimple_p): New typedef.
23139 (struct gimple_statement_base): Remove references_memory_p.
23140 (struct gimple_statement_with_memory_ops_base): Remove
23141 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23143 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23144 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23145 gimple_set_references_memory): Remove.
23146 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23147 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23149 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23150 (verify_expr): Allow RESULT_DECL.
23151 (gimple_duplicate_bb): Do not copy virtual operands.
23152 (gimple_duplicate_sese_region): Adjust.
23153 (gimple_duplicate_sese_tail): Likewise.
23154 (mark_virtual_ops_in_region): Remove.
23155 (move_sese_region_to_fn): Do not call it.
23156 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23157 and pass_simple_dse.
23158 (execute_function_todo): Handle TODO_update_address_taken,
23159 call execute_update_addresses_taken for TODO_rebuild_alias.
23160 (execute_todo): Adjust.
23161 (execute_one_pass): Init dump files early.
23162 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23164 (create_general_new_stmt): Clear vops.
23165 * tree-ssa-reassoc.c (get_rank): Adjust.
23166 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23167 symbols for renaming.
23168 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23169 (PARAM_AVG_ALIASED_VOPS): Likewise.
23170 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23171 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23172 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23173 (operand_build_cmp, copy_virtual_operands,
23174 create_ssa_artificial_load_stmt, add_to_addressable_set,
23175 gimple_add_to_addresses_taken): Remove public functions.
23176 (unlink_stmt_vdef): New function.
23178 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23180 * config.gcc (powerpc-*-linux*): Merge variants.
23182 2009-04-02 Chao-ying Fu <fu@mips.com>
23183 James Grosbach <james.grosbach@microchip.com>
23185 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23186 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23188 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23189 keep_interrupts_masked_p, use_debug_exception_return_p.
23190 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23191 keep_interrupts_masked, use_debug_exception_return.
23192 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23193 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23195 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23196 (mips_print_operand): Process COP0 registers to print $0 .. $31
23197 correctly for GAS to process.
23198 (mips_interrupt_extra_call_saved_reg_p): New function.
23199 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23201 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23202 (mips_compute_frame_info): Add supports for interrupt context that
23203 includes doubleword accumulators and COP0 registers.
23204 (mips_for_each_saved_acc): New function.
23205 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23206 mips_for_each_saved_reg.
23207 (mips_save_reg): Save accumulators.
23208 (mips_kernel_reg_p): A new for_each_rtx callback.
23209 (mips_expand_prologue): Support interrupt handlers.
23210 (mips_restore_reg): Restore accumulators.
23211 (mips_expand_epilogue): Support interrupt handlers.
23212 (mips_can_use_return_insn): Return false for interrupt handlers.
23213 (mips_epilogue_uses): New function.
23214 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23215 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23216 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23217 cop0_move): New instructions.
23218 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23219 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23221 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23223 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23224 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23225 interrupt handlers, we use K0 as the temporary register.
23226 (EPILOGUE_USES): Change to a function call.
23227 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23228 handlers, we use K0 as the temporary register.
23230 * doc/extend.texi (Function Attributes): Document interrupt,
23231 use_shadow_register_set, keep_interrupts_masked,
23232 use_debug_exception_return for MIPS attributes.
23234 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23236 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23237 Remove a number of t-files from tmake_file.
23238 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23239 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23240 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23241 target_prototype, not TARGET_PROTOTYPE.
23242 (LINK_OS_GNU_SPEC): Define.
23243 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23244 and darwin-ldoubdle.c.
23246 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23249 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23250 (cpp_options): Ditto.
23251 (default_compilers): Ditto.
23252 (display_help): Ditto.
23253 (process_command): Ditto.
23254 (do_spec_1): Ditto.
23255 (set_input): Use lbasename instead of duplicate code.
23256 (save_temps_prefix): New static for -save-temps=obj.
23257 (save_temps_length): Ditto.
23259 * doc/invoke.texi (-save-temps=obj): Document new variant to
23260 -save-temps switch.
23262 2009-04-02 Jeff Law <law@redhat.com>
23264 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23267 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23269 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23270 * configure: Regenerated.
23272 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23274 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23275 share the argument list.
23277 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23281 2009-02-12 Diego Novillo <dnovillo@google.com>
23283 * varpool.c (debug_varpool): New.
23284 * cgraph.h (debug_varpool): Declare.
23286 2009-04-02 Jan Hubicka <jh@suse.cz>
23288 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23291 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23293 * config/i386/i386.c (ix86_abi): Move initialization to ...
23294 (override_options): Here.
23296 2009-04-02 Christian Bruel <christian.bruel@st.com>
23298 * config/sh/sh.c (sh_dwarf_register_span): New function.
23299 (TARGET_DWARF_REGISTER_SPAN): Define.
23300 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23302 2009-04-02 Ira Rosen <irar@il.ibm.com>
23304 PR tree-optimization/39595
23305 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23306 interleaved loads group is not greater than the SLP group size.
23308 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23310 * builtins.c (is_builtin_name): New.
23311 (called_as_built_in): Use is_builtin_name.
23312 * tree.h (is_builtin_name): New.
23313 * varasm.c (incorporeal_function_p): Use is_builtin_name
23315 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23317 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23319 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23322 * c-decl.c (clone_underlying_type): Move this ...
23323 * c-common.c (set_underlying_type): ... here.
23324 Also, make sure the function properly sets TYPE_STUB_DECL() on
23325 the newly created typedef variant type.
23326 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23327 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23330 2009-04-02 Richard Guenther <rguenther@suse.de>
23332 PR tree-optimization/37221
23333 * tree-flow.h (degenerate_phi_result): Declare.
23334 * tree-ssa-dom.c (degenerate_phi_result): Export.
23335 * tree-scalar-evolution.c (analyze_initial_condition): If
23336 the initial condition is defined by a degenerate PHI node
23337 use the degenerate value.
23339 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23341 PR rtl-optimization/39588
23342 * combine.c (merge_outer_ops): Do not set the constant when this
23344 (simplify_shift_const_1): Do not modify it either in this case.
23346 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23348 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23349 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23351 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23354 * c-lex.c (interpret_float): Default (no suffix) is double.
23356 2009-04-1 Xinliang David Li <davidxl@google.com>
23358 * config/i386/i386.c (legitimate_constant_p): Recognize
23359 all one vector constant.
23361 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23363 * config/vax/vax.c: Add #includes to silence warnings.
23364 Change #include order to silence two warnings.
23366 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23368 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23369 (ASM_SPEC): Pass -k to the assembler for PIC code.
23371 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23373 * config.gcc: Add vax-*-linux* to the switch.
23374 * config/vax/linux.h: New file. (TARGET_VERSION,
23375 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23377 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23379 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23380 Use predicate macros instead of GET_CODE() == foo.
23381 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23382 ashlsi3, rotrsi3, <unnamed>): Likewise.
23384 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23386 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23387 jbbccihi, jbbccisi): Remova trailing whitespace.
23388 * config/vax/constraints.md: Likewise.
23389 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23390 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23391 * config/vax/predicates.md: Likewise.
23392 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23393 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23394 * config/vax/vax.h: Likewise.
23395 * config/vax/vax.md (nonlocal_goto): Likewise.
23397 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23399 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23400 (indirectable_address_p, adjacent_operands_p): Add spaces around
23402 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23404 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23406 * config/vax/vax.c (legitimate_constant_address_p,
23407 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23408 index_term_p, reg_plus_index_p, legitimate_address_p,
23409 vax_mode_dependent_address_p): Update comments to match functions
23410 modified by the recent int->bool conversion.
23412 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23414 * config/vax/builtins.md: Update copyright message.
23415 * config/vax/constraints.md: Likewise.
23416 * config/vax/netbsd-elf.h: Likewise.
23417 * config/vax/predicates.md: Likewise.
23418 * config/vax/vax-protos.h: Likewise.
23419 * config/vax/vax.c: Likewise.
23420 * config/vax/vax.h: Likewise.
23421 * config/vax/vax.md: Likewise.
23422 * config/vax/vax.opt: Likewise.
23424 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23426 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23427 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23428 * config/vax/constraints.md (B, R): Likewise.
23429 * config/vax/predicates.md (external_memory_operand,
23430 nonimmediate_addsub_di_operand): Likewise.
23431 * config/vax/vax.c (vax_output_int_add): Likewise.
23432 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23433 untyped_call): Likewise.
23435 2009-04-01 Matt Thomas <matt@3am-software.com>
23437 * config/vax/predicates.md: New file.
23438 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23439 external_const_operand, nonsymbolic_operand, external_memory_operand,
23440 indirect_memory_operand, indexed_memory_operand,
23441 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23442 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23444 * config/vax/constraints.md: New file.
23445 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23447 * config/vax/builtins.md: New file.
23448 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23449 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23451 * config/vax/vax.opt (mqmath): Add option.
23452 * config/vax/vax.md (isfx): Extend with DI.
23453 (VAXintQH, VAXintQHSD): Define.
23454 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23455 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23456 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23457 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23458 (movdi): Update constraints and use vax_output_int_move().
23459 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23460 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23461 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23462 nonlocal_goto): New.
23463 (mov<mode>): Extend accepted operand types.
23464 (subdi3_old): Rename from subdi3, change update constraints and use
23465 a new implementation.
23466 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23467 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23468 MOVE_RATIO, CLEAR_RATIO): Define.
23469 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23470 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23471 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23472 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23473 (split_quadword_operands): Make static and really allow variable
23475 (print_operand_address): Update for PIC generation.
23476 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23477 indexable_address_p, fixup_mathdi_operand,
23478 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23479 (vax_float_literal, legitimate_constant_p,
23480 indirectable_constant_address_p, index_term_p,
23481 reg_plus_index_p): Return bool instead of int.
23482 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23484 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23486 (vax_output_conditional_branch): Indent.
23487 (legitimate_constant_address_p, indirectable_constant_address_p,
23488 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23489 vax_mode_dependent_address_p): Return bool instead of int, update for
23491 * config/vax/vax-protos.h (legitimate_constant_address_p,
23492 legitimate_constant_p, legitimate_address_p,
23493 vax_mode_dependent_address_p): Change declaration to bool.
23494 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23495 vax_expand_addsub_di_operands, vax_output_int_subtract,
23496 vax_output_movmemsi): Declare.
23497 (split_quadword_operands, vax_float_literal): Delete declaration.
23498 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23499 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23500 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23501 ASM_OUTPUT_DWARF_PCREL): Define.
23502 (ASM_SPEC): Change definition to allow PIC generation.
23504 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23506 * doc/sourcebuild.texi: Update front-end requirements.
23508 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23511 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23512 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23513 (booldi3_internal3): Use boolean_or_operator instead of
23516 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23519 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23520 declarator whose size is not an integer constant expression but
23521 folds to an integer constant, then treat it as a constant
23524 2009-04-01 Richard Guenther <rguenther@suse.de>
23526 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23527 i * 4 + 2 to (i * 2 + 1) * 2.
23529 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23532 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23533 return if c_parser_asm_string_literal returned NULL.
23535 2009-04-01 Nick Clifton <nickc@redhat.com>
23537 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23539 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23540 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23541 other typedefs to avoid conflicts with libgcc2.c. Define labels
23542 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23544 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23545 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23548 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23550 * varasm.c (default_function_rodata_section): Declare DOT as
23553 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23554 Andrey Galkin <agalkin@hypercom.com>
23557 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23558 Make object_name unique for each process.
23560 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23563 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23564 addressable variables in the parallel that could go out of scope while
23565 running queued tasks.
23567 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23569 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23570 (CASE_VALUES_THRESHOLD): Redefine.
23571 * config/avr/avr.c (avr_override_options): Remove initialization of
23572 avr_case_values_threshold variable.
23573 (avr_case_values_threshold): Remove variable. Add new function.
23574 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23575 * config/avr/avr.opt (mno-tablejump): Remove option.
23576 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23578 2009-04-01 DJ Delorie <dj@redhat.com>
23580 * varasm.c (default_function_rodata_section): Don't assume
23581 anything about where the first '.' in the section name is.
23583 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23585 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23586 rs6000_emit_stack_tie.
23588 2009-03-31 Ian Lance Taylor <iant@google.com>
23590 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23591 gimple_code with GIMPLE_RESX, not RESX.
23593 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23595 * c-common.c (c_get_ident): New.
23596 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23598 2009-04-01 Ben Elliston <bje@au.ibm.com>
23600 * config/rs6000/sysv4.opt (msdata): Improve option description.
23602 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23604 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23605 (divdf3_internal_lat): Remove.
23606 (divxf3_internal_lat): Remove.
23607 (divxf3_internal_thr): Remove.
23608 (divxf): Use divxf3_internal.
23609 * config/ia64/div.md (divsf3_internal_lat): New.
23610 (divdf3_internal_lat): New.
23611 (divxf3_internal): New.
23613 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23616 * Makefile.in (USE_GCC_STDINT): Define.
23617 (stmp-int-hdrs): Install stdint.h if applicable.
23618 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23620 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23621 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23622 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23623 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23624 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23625 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23626 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23627 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23628 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23629 (c_common_nodes_and_builtins): Initialize
23630 underlying_wchar_type_node. Do not initialize
23631 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23632 nodes for new types.
23633 (c_stddef_cpp_builtins): Define macros for new types.
23634 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23636 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23637 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23638 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23639 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23640 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23641 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23642 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23643 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23644 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23645 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23646 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23647 int16_type_node, int32_type_node, int64_type_node,
23648 uint8_type_node, uint16_type_node, c_uint32_type_node,
23649 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23650 int_least32_type_node, int_least64_type_node,
23651 uint_least8_type_node, uint_least16_type_node,
23652 uint_least32_type_node, uint_least64_type_node,
23653 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23654 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23655 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23656 uintptr_type_node): Define.
23657 * c-cppbuiltin.c (builtin_define_constants,
23658 builtin_define_type_minmax): New.
23659 (builtin_define_stdint_macros): Define more macros.
23660 (c_cpp_builtins): Define more limit macros.
23661 (type_suffix): New.
23662 (builtin_define_type_max): Define in terms of
23663 builtin_define_type_minmax. Remove is_long parameter. All
23665 * config.gcc (use_gcc_stdint): Define.
23666 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23667 Add newlib-stdint.h for generic targets.
23668 * config/glibc-stdint.h, config/newlib-stdint.h,
23669 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23670 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23671 * config/score/score.h (UINTPTR_TYPE): Define.
23672 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23673 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23674 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23675 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23676 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23677 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23678 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23679 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23680 * config/spu/spu.h (STDINT_LONG32): Define.
23681 * configure.ac (use_gcc_stdint): Substitute.
23682 * configure: Regenerate.
23683 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23684 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23685 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23686 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23687 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23688 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23689 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23690 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23691 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23692 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23693 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23694 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23695 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23696 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23697 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23698 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23699 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23700 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23701 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23702 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23703 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23704 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23705 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23706 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23707 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23708 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23709 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23710 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23711 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23713 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23715 * loop-iv.c (suitable_set_for_replacement): Renamed from
23716 simplify_using_assignment; changed to return bool and to accept new
23717 args DEST and SRC. Return true iff we find a source/destination pair
23718 that can be used to make a replacement, and fill SRC and DEST if so.
23719 Remove arg ALTERED. Don't deal with altered regs here. All callers
23721 (simplify_using_initial_values): Deal with altered regs here and track
23722 more precisely the effect they have on the validity of our expression.
23724 * loop-iv.c (simplify_using_condition): A condition of the form
23725 (EQ REG CONST) can be used to simply make a substitution.
23726 (simplify_using_initial_values): Keep track of conditions we have seen
23727 and keep using them to simplify new expressions, while applying the
23728 same substitutions to them as to the expression.
23730 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23731 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23734 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23735 changed. Use this when trying to improve the upper bound.
23736 Generate the comparison by using simplify_gen_relational.
23738 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23740 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23742 (simplify_using_assignment, simplify_using_initial_values): Call
23743 replace_in_expr to make replacements. Call replace_single_def_regs
23744 once on the initial version of the expression.
23746 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23749 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23751 2009-03-31 Richard Guenther <rguenther@suse.de>
23753 PR middle-end/31029
23754 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23755 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23757 2009-03-31 Richard Guenther <rguenther@suse.de>
23759 * tree.h (div_if_zero_remainder): Declare.
23760 * fold-const.c (div_if_zero_remainder): Export.
23761 * tree-ssa-forwprop.c
23762 (forward_propagate_addr_into_variable_array_index): Handle
23763 constant array index addition outside of the variable index.
23765 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23768 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23769 define_splits, floatunssi<mode>2): Require x87 conversions from
23770 DImode to be permitted.
23772 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23774 PR preprocessor/15638
23775 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23777 2009-03-31 Richard Guenther <rguenther@suse.de>
23779 PR middle-end/23401
23780 PR middle-end/27810
23781 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23782 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23783 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23784 a separate statement.
23785 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23786 (lookup_tmp_var): Likewise.
23787 (is_gimple_formal_tmp_or_call_rhs): Remove.
23788 (is_gimple_reg_or_call_rhs): Rename to ...
23789 (is_gimple_reg_rhs_or_call): ... this.
23790 (is_gimple_mem_or_call_rhs): Rename to ...
23791 (is_gimple_mem_rhs_or_call): ... this.
23792 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23793 DECL_GIMPLE_REG_P only if is_formal is true.
23794 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23795 for non-proper post-modify expression gimplification.
23796 (gimplify_self_mod_expr): For post-modify expressions gimplify
23797 the lvalue to a minimal lvalue.
23798 (rhs_predicate_for): Remove formal temp case.
23799 (gimplify_modify_expr_rhs): Likewise.
23800 (gimplify_addr_expr): Use is_gimple_reg.
23801 (gimplify_expr): Remove formal temp cases.
23802 (gimple_regimplify_operands): Likewise.
23803 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23804 and FILTER_EXPR like constants.
23805 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23807 (is_gimple_formal_tmp_rhs): Remove.
23808 (is_gimple_reg_rhs): Remove special casing.
23809 (is_gimple_mem_rhs): Fix.
23810 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23811 (is_gimple_formal_tmp_var): Remove.
23812 (is_gimple_formal_tmp_reg): Likewise.
23813 (is_gimple_min_lval): Allow invariant component ref parts.
23814 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23815 is_gimple_formal_tmp_reg): Remove declarations.
23816 * tree-cfg.c (verify_expr): Verify that variables with address
23817 taken do not have DECL_GIMPLE_REG_P set.
23818 * tree-mudflap.c (mf_build_check_statement_for): Use
23819 force_gimple_operand instead of gimplify_expr.
23821 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23823 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23824 schedulable rows to compute_split_row.
23826 2009-03-31 Ben Elliston <bje@au.ibm.com>
23829 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23832 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23834 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23835 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23836 * configure: Regenerate.
23837 * config.in: Regenerate.
23838 * config/rs6000/rs6000.opt (mtls-markers): Add.
23839 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23840 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23841 (tls_ld_aix, tls_ld_sysv): Likewise.
23842 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23843 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23845 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23847 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23849 2009-03-30 Jan Hubicka <jh@suse.cz>
23851 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23853 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23854 detection and label handling.
23856 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23858 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23859 left_conflicts_size.
23860 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23861 ALLOCNO_LEFT_CONFLICTS_SIZE.
23863 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23864 remove_allocno_from_bucket_and_push,
23865 allocno_spill_priority_compare, push_allocnos_to_stack,
23866 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23867 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
23868 (setup_allocno_left_conflicts_num): Ditto. Rename to
23869 setup_allocno_left_conflicts_size.
23870 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23871 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
23872 setup_allocno_left_conflicts_size instead of
23873 setup_allocno_left_conflicts_num.
23875 * ira-build.c (ira_create_allocno): Use
23876 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
23877 ALLOCNO_LEFT_CONFLICTS_NUM.
23879 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23881 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23882 instead of DF_LR_OUT.
23884 * ira-lives.c (process_bb_node_lives): Ditto.
23886 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23887 instead of DF_LR_{OUT,IN}.
23889 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23891 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23893 2009-03-30 Jan Hubicka <jh@suse.cz>
23895 * except.c (label_to_region_map): Fix thinko.
23897 2009-03-30 Steve Ellcey <sje@cup.hp.com>
23899 PR middle-end/38237
23900 * tree.h (tree_find_value): New declaration.
23901 * tree.c (tree_find_value): New function.
23902 * varasm.c (assemble_external): Avoid duplicate entries on lists.
23904 2009-03-30 Jakub Jelinek <jakub@redhat.com>
23907 * c-decl.c (struct c_binding): Add locus field.
23908 (bind): Add locus argument, set locus field from it.
23909 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
23910 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
23911 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
23912 implicitly_declare, undeclared_variable, lookup_label,
23913 declare_label, c_make_fname_decl, c_builtin_function,
23914 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
23917 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
23920 * config/i386/i386.c (classify_argument): Check total size of
23923 2009-03-30 Martin Jambor <mjambor@suse.cz>
23925 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
23926 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
23927 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
23930 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
23931 seen_variable_array_ref while also traversing a union.
23933 * tree-inline.c (optimize_inline_calls): Do not call
23934 cgraph_node_remove_callees.
23935 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
23936 (pass_remove_cgraph_callee_edges): New variable.
23937 * passes.c (init_optimization_passes): Add
23938 pass_remove_cgraph_callee_edges after early inlining and before all
23939 late intraprocedural passes.
23941 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
23943 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23945 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
23946 Fix typos in names.
23948 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23950 * combine.c (simplify_comparison): Use have_insn_for.
23951 * dojump.c (do_jump): Likewise.
23953 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23955 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
23956 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
23957 sparc_compare_op0 like sparc_compare_emitted used to be handled.
23958 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
23959 instead of sparc_compare_emitted.
23960 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
23961 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
23962 instead of sparc_compare_emitted.
23964 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23966 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
23967 enter/exit cfglayout mode.
23968 (pass_partition_block): Require it.
23969 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
23970 (combine_instructions): Track basic blocks instead of labels.
23971 (update_cfg_for_uncondjump): New.
23972 (try_combine): Use it. Update jumps after rescanning.
23973 (pass_combine): Require PROP_cfglayout.
23974 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
23976 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23978 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
23979 Provide/destroy PROP_cfglayout respectively.
23980 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
23981 * tree-pass.h (PROP_cfglayout): New.
23983 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23985 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
23986 fold_convert_const_fixed_from_fixed,
23987 fold_convert_const_fixed_from_int,
23988 fold_convert_const_fixed_from_real, fold_negate_const): Do not
23989 set TREE_CONSTANT_OVERFLOW.
23990 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
23991 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
23993 2009-03-30 Ira Rosen <irar@il.ibm.com>
23995 * tree-vect-loop-manip.c: New file.
23996 * tree-vectorizer.c: Update documentation and included files.
23997 (vect_loop_location): Make extern.
23998 (rename_use_op): Move to tree-vect-loop-manip.c
23999 (rename_variables_in_bb, rename_variables_in_loop,
24000 slpeel_update_phis_for_duplicate_loop,
24001 slpeel_update_phi_nodes_for_guard1,
24002 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24003 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24004 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24005 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24006 find_loop_location): Likewise.
24007 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24008 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24009 get_vectype_for_scalar_type, vect_is_simple_use,
24010 supportable_widening_operation, supportable_narrowing_operation):
24012 (bb_in_loop_p): Move to tree-vect-loop.c.
24013 (new_loop_vec_info, destroy_loop_vec_info,
24014 reduction_code_for_scalar_code, report_vect_op,
24015 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24016 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24017 (vect_supportable_dr_alignment): Likewise.
24018 * tree-vectorizer.h (tree-data-ref.h): Include.
24019 (vect_loop_location): Declare.
24020 Reorganize function declarations according to the new file structure.
24021 * tree-vect-loop.c: New file.
24022 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24023 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24024 * tree-vect-data-refs.c: New file.
24025 * tree-vect-patterns.c (timevar.h): Don't include.
24026 * tree-vect-stmts.c: New file.
24027 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24028 tree-vect-slp.c, tree-vect-loop.c.
24029 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24030 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24031 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24032 (tree-vect-analyze.o): Remove.
24033 (tree-vect-transform.o): Likewise.
24034 (tree-vect-data-refs.o): Add rule.
24035 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24036 tree-vect-slp.o): Likewise.
24037 (tree-vect-patterns.o): Remove redundant dependencies.
24038 (tree-vectorizer.o): Likewise.
24039 * tree-vect-slp.c: New file.
24041 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24043 * optc-gen.awk: Warn if an option flag has multiple different
24046 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24048 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24049 -floop-block): Document dependences on PPL, CLooG and Graphite.
24051 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24053 PR rtl-optimization/323
24054 * c-common.c (c_fully_fold, convert_and_check,
24055 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24056 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24057 * c-common.def (EXCESS_PRECISION_EXPR): New.
24058 * c-cppbuiltin.c (builtin_define_float_constants): Define
24059 constants with enough digits for long double.
24060 * c-lex.c (interpret_float): Interpret constant with excess
24061 precision where appropriate.
24062 * c-opts.c (c_common_post_options): Set
24063 flag_excess_precision_cmdline. Give an error for
24064 -fexcess-precision=standard for C++ for processors where the
24065 option is significant.
24066 * c-parser.c (c_parser_conditional_expression): Handle excess
24067 precision in condition.
24068 * c-typeck.c (convert_arguments): Handle arguments with excess
24070 (build_unary_op): Move excess precision outside operation.
24071 (build_conditional_expr): Likewise.
24072 (build_compound_expr): Likewise.
24073 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24074 (build_modify_expr): Handle excess precision in RHS.
24075 (convert_for_assignment): Handle excess precision in converted
24077 (digest_init, output_init_element, process_init_element): Handle
24078 excess precision in initializer.
24079 (c_finish_return): Handle excess precision in return value.
24080 (build_binary_op): Handle excess precision in operands and add
24081 excess precision as needed for operation.
24082 * common.opt (-fexcess-precision=): New option.
24083 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24084 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24085 For standard excess precision, output explicit conversion to and
24086 truncation from XFmode.
24087 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24088 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24089 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24090 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24091 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24092 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24093 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24094 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24095 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24096 define_splits, sqrt<mode>2): Disable where appropriate for
24097 standard excess precision.
24098 * convert.c (convert_to_real): Do not shorten arithmetic to type
24099 for which excess precision would be used.
24100 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24101 * doc/invoke.texi (-fexcess-precision=): Document option.
24102 (-mfpmath=): Correct index entry.
24103 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24104 flag_excess_precision): New.
24105 * langhooks.c (lhd_post_options): Set
24106 flag_excess_precision_cmdline.
24107 * opts.c (common_handle_option): Handle -fexcess-precision=.
24108 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24109 init_excess_precision): New.
24110 (lang_dependent_init_target): Call init_excess_precision.
24111 * tree.c (excess_precision_type): New.
24112 * tree.h (excess_precision_type): Declare.
24114 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24117 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24118 non-lvalue to component.
24120 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24122 PR preprocessor/34695
24123 * Makefile.in (c-opts.o): Depend on c-tree.h.
24124 * c-common.c: Move down include of diagnostic.h.
24125 (done_lexing, c_cpp_error): New.
24126 * c-common.h (done_lexing): Declare.
24127 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24129 * c-opts.c: Include c-tree.h.
24130 (c_common_init_options): Set preprocessor error callback.
24131 (c_common_handle_option): Do not set preprocessor
24132 inhibit_warnings, warnings_are_errors, warn_system_headers,
24133 pedantic_errors or inhibit_warnings flags.
24134 (c_common_post_options): Do not check cpp_errors (parse_in).
24135 (c_common_finish): Do not output dependencies if there were
24136 errors. Do not check return value of cpp_finish.
24137 * c-ppoutput.c (pp_file_change): Set input_location.
24138 * c-tree.h (c_cpp_error): Declare.
24139 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24141 (diagnostic_build_prefix): Check override_column.
24142 * diagnostic.h (diagnostic_info): Add override_column field.
24143 (diagnostic_override_column): Define.
24145 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24147 * c-common.c (c_expand_expr, c_staticp): Remove.
24148 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24149 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24150 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24151 * c-gimplify.c (gimplify_compound_literal_expr,
24152 optimize_compound_literals_in_ctor): Remove.
24153 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24154 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24155 * c-semantics.c (emit_local_var): Remove.
24157 * langhooks-def.h (lhd_expand_expr): Remove.
24158 * langhooks.c (lhd_expand_expr): Remove.
24159 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24161 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24162 handling from c-semantics.c; don't call into langhook.
24163 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24164 * gimplify.c (gimplify_compound_literal_expr,
24165 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24166 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24167 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24168 as was done in c-gimplify.c.
24169 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24170 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24171 Move from c-common.h.
24172 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24174 * tree.c (staticp): Do not call langhook.
24175 * langhooks.c (lhd_staticp): Delete.
24176 * langhooks-def.h (lhd_staticp): Delete prototype.
24177 (LANG_HOOKS_STATICP): Delete.
24178 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24180 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24181 instead of DECL_STMTs.
24183 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24191 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24193 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24194 contained expression.
24195 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24196 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24197 conditional expressions for C.
24198 (decl_constant_value_for_optimization): Move from
24199 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24200 whether optimizing and that the expression is a VAR_DECL not of
24201 array type instead of doing such checks in the caller. Do not
24202 check pedantic. Call gcc_unreachable for C++.
24203 * c-common.def (C_MAYBE_CONST_EXPR): New.
24204 * c-common.h (c_fully_fold, c_save_expr,
24205 decl_constant_value_for_optimization): New prototypes.
24206 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24207 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24208 EXPR_INT_CONST_OPERANDS): Define.
24209 * c-convert.c (convert): Strip nops from expression.
24210 * c-decl.c (groktypename): Take extra parameters expr and
24211 expr_const_operands. Update call to grokdeclarator.
24212 (start_decl): Update call to grokdeclarator. Add statement for
24213 expressions used in type of decl.
24214 (grokparm): Update call to grokdeclarator.
24215 (push_parm_decl): Update call to grokdeclarator.
24216 (build_compound_literal): Add parameter non_const and build a
24217 C_MAYBE_COSNT_EXPR if applicable.
24218 (grokdeclarator): Take extra parameters expr and
24219 expr_const_operands. Track expressions used in declaration
24220 specifiers and declarators. Fold array sizes and track whether
24221 they are constant expressions and whether they are integer
24222 constant expressions.
24223 (parser_xref_tag): Set expr and expr_const_operands fields in
24225 (grokfield): Update call to grokdeclarator.
24226 (start_function): Update call to grokdeclarator.
24227 (build_null_declspecs): Set expr and expr_const_operands fields in
24229 (declspecs_add_type): Handle expressions in typeof specifiers.
24230 * c-parser.c (c_parser_declspecs): Set expr and
24231 expr_const_operands fields for declaration specifiers.
24232 (c_parser_enum_specifier): Likewise.
24233 (c_parser_struct_or_union_specifier): Likewise.
24234 (c_parser_typeof_specifier): Likewise. Update call to
24235 groktypename. Fold expression as needed. Return expressions with
24236 type instead of adding statements.
24237 (c_parser_attributes): Update calls to c_parser_expr_list.
24238 (c_parser_statement_after_labels): Fold expression before passing
24239 to objc_build_throw_stmt.
24240 (c_parser_condition): Fold expression.
24241 (c_parser_asm_operands): Fold expression.
24242 (c_parser_conditional_expression): Use c_save_expr. Update call
24243 to build_conditional_expr.
24244 (c_parser_alignof_expression): Update call to groktypename.
24245 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24246 original_code. Fold expression argument of va_arg. Create
24247 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24248 argument to va_arg. Update calls to groktypename. Fold array
24249 index for offsetof. Verify that first argument to
24250 __builtin_choose_expr has integer type.
24251 (c_parser_postfix_expression_after_paren_type): Update calls to
24252 groktypename and build_compound_literal. Handle expressions with
24253 side effects in type name.
24254 (c_parser_postfix_expression_after_primary): Update call to
24255 c_parser_expr_list. Set original_code for calls to
24256 __builtin_constant_p.
24257 (c_parser_expr_list): Take extra parameter fold_p. Fold
24258 expressions if requested.
24259 (c_parser_objc_type_name): Update call to groktypename.
24260 (c_parser_objc_synchronized_statement): Fold expression.
24261 (c_parser_objc_receiver): Fold expression.
24262 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24263 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24264 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24265 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24266 (struct c_typespec): Add elements expr and expr_const_operands.
24267 (struct c_declspecs): Add elements expr and expr_const_operands.
24268 (groktypename, build_conditional_expr, build_compound_literal):
24270 (in_late_binary_op): Declare.
24271 * c-typeck.c (note_integer_operands): New function.
24272 (in_late_binary_op): New variable.
24273 (decl_constant_value_for_broken_optimization): Move to c-common.c
24274 and rename to decl_constant_value_for_optimization.
24275 (default_function_array_conversion): Do not strip nops.
24276 (default_conversion): Do not call
24277 decl_constant_value_for_broken_optimization.
24278 (build_array_ref): Do not fold result.
24279 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24280 result when operand is a VLA.
24281 (c_expr_sizeof_type): Update call to groktypename. Handle
24282 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24283 result when operand names a VLA type.
24284 (build_function_call): Update call to build_compound_literal.
24285 Only fold result for calls to __builtin_* functions. Strip
24286 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24287 the function designator.
24288 (convert_arguments): Fold arguments. Update call to
24289 convert_for_assignment.
24290 (build_unary_op): Handle increment and decrement of
24291 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24292 decrement earlier. Fold operand of increment and decrement.
24293 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24294 built for integer operand. Wrap returns that are INTEGER_CSTs
24295 without being integer constant expressions or that have integer
24296 constant operands without being INTEGER_CSTs.
24297 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24298 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24299 result is an integer constant expression or can be used in
24300 unevaluated parts of one and avoid folding and wrap as
24301 appropriate. Fold operands before possibly doing -Wsign-compare
24303 (build_compound_expr): Wrap result for C99 if operands can be used
24304 in integer constant expressions.
24305 (build_c_cast): Update call to digest_init. Do not ignore
24306 overflow from casting floating-point constants to integers. Wrap
24307 results that could be confused with integer constant expressions,
24308 null pointer constants or floating-point constants.
24309 (c_cast_expr): Update call to groktypename. Handle expressions
24310 included in type name.
24311 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24312 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24313 Update calls to convert_for_assignment.
24314 (convert_for_assignment): Take new parameter
24315 null_pointer_constant. Do not strip nops or call
24316 decl_constant_value_for_broken_optimization. Set
24317 in_late_binary_op for conversions to boolean.
24318 (store_init_value): Update call to digest_init.
24319 (digest_init): Take new parameter null_pointer_constant. Do not
24320 call decl_constant_value_for_broken_optimization. pedwarn for
24321 initializers not constant expressions. Update calls to
24322 convert_for_assignment.
24323 (constructor_nonconst): New.
24324 (struct constructor_stack): Add nonconst element.
24325 (really_start_incremental_init, push_init_level, pop_init_level):
24326 Handle constructor_nonconst and nonconst element.
24327 (set_init_index): Call constant_expression_warning for array
24329 (output_init_element): Fold value. Set constructor_nonconst as
24330 applicable. pedwarn for initializers not constant expressions.
24331 Update call to digest_init. Call constant_expression_warning
24332 where constant initializers are required.
24333 (process_init_element): Use c_save_expr.
24334 (c_finish_goto_ptr): Fold expression.
24335 (c_finish_return): Fold return value. Update call to
24336 convert_for_assignment.
24337 (c_start_case): Fold switch expression.
24338 (c_process_expr_stmt): Fold expression.
24339 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24340 ensure statement expression is not evaluated in constant expression.
24341 (build_binary_op): Track whether results are integer constant
24342 expressions or may occur in such, disable folding and wrap results
24343 as applicable. Fold operands for -Wsign-compare warnings unless
24345 (c_objc_common_truthvalue_conversion): Handle results folded to
24346 integer constants that are not integer constant expressions.
24347 * doc/extend.texi: Document when typeof operands are evaluated,
24348 that condition of __builtin_choose_expr is an integer constant
24349 expression, and more about use of __builtin_constant_p in
24352 2009-03-29 Richard Guenther <rguenther@suse.de>
24354 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24355 propagate addresses of array references.
24357 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24359 * regmove.c (perhaps_ends_bb_p): Remove.
24360 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24361 from INSN and check that the main loop stays within that basic block.
24362 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24363 (regmove_forward_pass): Split out from regmove_optimize. Use
24364 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24365 (regmove_backward_pass): Split out from regmove_optimize. Use
24366 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24367 (regmove_optimize): Simplify.
24369 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24372 * config/i386/i386.c (classify_argument): Ignore flexible array
24373 member in struct and warn ABI change.
24375 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24377 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24379 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24380 (ix86_adjust_cost): Updated.
24382 2009-03-29 Jan Hubicka <jh@suse.cz>
24384 PR middle-end/28850
24385 * tree-pass.h (pass_cleanup_eh): New function.
24386 (remove_unreachable_regions): Break code handling RTL
24387 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24388 that can not be reached by runtime.
24389 (can_be_reached_by_runtime): New function.
24390 (label_to_region_map): New function.
24391 (num_eh_regions): New function.
24392 (rtl_remove_unreachable_regions): New function.
24393 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24394 (remove_eh_region): New function.
24395 * except.h: Include sbitmap and vecprim.
24396 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24397 num_eh_regions): Declare.
24398 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24399 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24400 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24401 (tree_empty_eh_handler_p): New function.
24402 (cleanup_empty_eh): New function.
24403 (cleanup_eh): New function.
24404 (pass_cleanup_eh): New function.
24406 2009-03-29 Jan Hubicka <jh@suse.cz>
24408 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24409 for removed regions.
24411 2009-03-29 Jan Hubicka <jh@suse.cz>
24413 * except.c (dump_eh_tree): Dump all datastructures.
24415 2009-03-29 Jan Hubicka <jh@suse.cz>
24417 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24418 (duplicate_eh_regions_1): Likewise.
24419 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24420 vector; call EH verification.
24421 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24422 Be ready for region being removed.
24424 2009-03-29 Jan Hubicka <jh@suse.cz>
24426 * bitmap.c (bitmap_last_set_bit): New function.
24427 * bitmap.h (bitmap_last_set_bit): Declare.
24429 2009-03-29 David Ayers <ayers@fsfe.org>
24432 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24433 by calling objc_compare_types and surpress warnings about
24434 incompatible C pointers that are compatible ObjC pointers.
24436 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24438 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24439 call initialize_inline_failed.
24440 (initialize_inline_failed): Move it from here ...
24441 * cgraph.c (initialize_inline_failed): ... to here.
24442 (cgraph_create_edge): Call initialize_inline_failed rather than
24443 setting inline_failed directly.
24445 2009-03-29 Ben Elliston <bje@au.ibm.com>
24448 * sysv4.opt (msdata): Improve comment.
24449 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24450 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24452 2009-03-29 Ben Elliston <bje@au.ibm.com>
24455 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24456 load and store attributes.
24458 2009-03-29 Ben Elliston <bje@au.ibm.com>
24460 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24461 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24462 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24463 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24464 __builtin_infq and __builtin_huge_valq.
24466 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24468 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24470 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24471 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24473 2009-03-28 Xinliang David Li <davidxl@google.com>
24475 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24476 (do_dbg_cnt): New function.
24478 2009-03-28 Jan Hubicka <jh@suse.cz>
24480 Merge from pretty-ipa:
24482 2009-03-27 Jan Hubicka <jh@suse.cz>
24484 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24485 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24486 * passes.c (function_called_by_processed_nodes_p): New.
24487 * ipa-pure-const.c (check_call): Fix handling of operands.
24488 (analyze_function): Dump debug output for skipped bodies.
24489 (local_pure_const): Use function_called_by_processed_nodes_p.
24490 * dwarf2out.c (reference_to_unused): Use output.
24491 * passes.c (do_per_function_toporder): Likewise.
24493 2008-11-12 Jan Hubicka <jh@suse.cz>
24495 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24496 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24497 state_set_in_source enum
24498 (check_decl): Ignore memory tags; do not set fake looping flags;
24500 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24501 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24502 (check_call, analyze_function): Rewrite.
24504 (add_new_function): Update call of analyze_function.
24505 (generate_summary): Add call of analyze_function.
24506 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24507 (local_pure_const): New function.
24508 (pass_local_pure_const): New pass.
24509 * ipa-inline.c (inline_transform): Set after_inlining.
24510 * tree-eh.c (stmt_can_throw_external): New.
24511 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24512 work with aliasing built.
24513 * tree-flow.h (stmt_can_throw_external): New.
24514 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24515 and local pure/const pass in early and late optimization queue.
24517 2009-03-28 Martin Jambor <mjambor@suse.cz>
24519 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24521 (fold_binary): Allow function decl aligment consideration is the
24522 second argument is integer constant one.
24523 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24524 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24525 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24527 2009-03-28 Jan Hubicka <jh@suse.cz>
24529 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24530 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24531 * function.h (rtl_data): Add nothrow flag.
24532 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24533 set DECL_NOTHROW for AVAILABLE functions.
24535 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24537 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24538 following vector keyword has expansion starting with pixel or bool
24539 keyword, expand vector to __vector and pixel or bool to __pixel or
24543 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24544 warn_if_disallowed_function_p): Removed.
24545 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24546 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24547 warning_if_disallowed_function_p.
24548 * flags.h (warn_if_disallowed_function_p,
24549 warn_disallowed_functions): Removed.
24550 * common.opt (Wdisallowed-function-list=): Removed.
24551 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24553 2009-03-28 Richard Guenther <rguenther@suse.de>
24555 PR tree-optimization/38723
24556 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24559 2009-03-28 Jan Hubicka <jh@suse.cz>
24561 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24562 test introduced by my previous patch.
24564 2009-03-28 Richard Guenther <rguenther@suse.de>
24566 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24567 the PHIs value undefined.
24569 2009-03-28 Jan Hubicka <jh@suse.cz>
24571 * tree-pass.h (pass_fixup_cfg): New pass.
24572 * ipa-inline.c (inline_transform): Set
24573 always_inline_functions_inlined/after_inlining.
24574 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24575 (pass_fixup_cfg): New pass.
24576 * passes.c (init_optimization_passes): Add fixup_cfg.
24578 2009-03-28 Richard Guenther <rguenther@suse.de>
24580 PR tree-optimization/38458
24581 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24582 argument use the arguments copy-of value.
24584 2009-03-28 Richard Guenther <rguenther@suse.de>
24586 PR tree-optimization/38180
24587 * tree-ssa-ccp.c (get_default_value): Simplify.
24588 (likely_value): Likewise.
24589 (surely_varying_stmt_p): Properly handle VOP case.
24590 (ccp_initialize): Likewise.
24591 (ccp_fold): Handle propagating through *&.
24592 (fold_const_aggregate_ref): Also handle decls.
24594 2009-03-28 Jan Hubicka <jh@suse.cz>
24596 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24597 * cgraph.h (cgraph_node): Likewise.
24598 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24599 (cgraph_reset_node): Use process flag.
24600 (cgraph_mark_functions_to_output): Likewise.
24601 (cgraph_expand_function): Likewise.
24602 (cgraph_expand_all_functions): Likewise.
24603 (cgraph_output_in_order): Likewise.
24604 * dwarf2out.c (reference_to_unused): Likewise.
24605 * passes.c do_per_function_toporder): Likewise.
24607 2009-03-28 Jan Hubicka <jh@suse.cz>
24609 Bring from lto-branch:
24611 2008-09-03 Doug Kwan <dougkwan@google.com>
24613 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24614 enums instead of reason strings.
24615 * cgraph.c (cgraph_create_edge): Same.
24616 (cgraph_inline_failed_string): New function.
24617 * cgraph.h (cgraph_inline_failed_t): New enum type.
24618 (cgraph_inline_failed_string): New prototype.
24619 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24620 char pointer to cgraph_inline_failed_t.
24621 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24622 (cgraph_default_inline_p): Ditto.
24623 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24624 to cgraph_inline_failed_t pointer.
24625 * cif-code.def: New file.
24626 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24628 (cgraph_check_inline_limits): Change type of REASON to pointer to
24629 cgraph_inline_failed_t. Replace reason strings with enums.
24630 (cgraph_default_inline_p): Ditto.
24631 (cgraph_recursive_inlining_p): Ditto.
24632 (update_caller_keys): Change type of FAILED_REASON to
24633 cgraph_inline_failed_t.
24634 (cgraph_set_inline_failed): Change type of REASON to pointer to
24635 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24636 convert enums to strings for text output.
24637 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24638 to be of type cgraph_inline_failed_t. Replace reason strings with
24639 enums. Call cgraph_inline_failed_string to covert enums
24640 to strings for text output.
24641 (cgraph_decide_inlining): Replace reason strings with enums.
24642 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24643 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24645 * tree-inline.c (expand_call_inline): Change type of REASON
24646 to cgraph_inline_failed_t. Replace reason strings with enums.
24647 Call cgraph_inline_failed_string for text output.
24648 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24651 2009-03-28 Jan Hubicka <jh@suse.cz>
24653 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24654 cgraph_clone_node): Remove master clone handling.
24655 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24656 * cgraph.h (master_clone): Remove.
24657 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24658 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24659 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24661 2009-03-28 Jan Hubicka <jh@suse.cz>
24663 * cgraph.c (cgraph_function_body_availability): Functions declared
24664 inline are always safe to assume that it is not going to be replaced.
24666 2009-03-28 Richard Guenther <rguenther@suse.de>
24668 PR tree-optimization/38513
24669 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24670 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24671 EXC_PTR_EXPR and FILTER_EXPR.
24672 (get_ref_from_reference_ops): Likewise.
24674 2009-03-28 Richard Guenther <rguenther@suse.de>
24676 PR tree-optimization/38968
24677 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24678 Use FLOOR_MOD_EXPR to compute misalignment.
24680 2009-03-28 Richard Guenther <rguenther@suse.de>
24682 PR tree-optimization/37795
24683 * tree.h (combine_comparisons): Declare.
24684 * fold-const.c (combine_comparisons): Export.
24685 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24687 (ifcombine_iforif): Use combine_comparisons.
24689 2009-03-28 Jan Hubicka <jh@suse.cz>
24691 * tree-eh.c (inlinable_call_p): New function.
24692 (make_eh_edges): Use it.
24693 (verify_eh_edges): Use it.
24694 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24695 * except.c (reachable_next_level): Add inlinable_function argument
24696 (sjlj_find_directly_reachable_regions): Update.
24697 (add_reachable_handler): Do not set saw_any_handlers.
24698 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24699 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24700 Add new inlinable call parameter.
24701 (can_throw_internal, can_throw_external): Update.
24702 * except.h (can_throw_internal_1, can_throw_external_1,
24703 foreach_reachable_handler): Update declaration.
24705 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24707 * config/arm/t-arm-coff, config/h8300/coff.h,
24708 config/i386/i386-aout.h, config/i386/i386-coff.h,
24709 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24710 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24711 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24712 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24713 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24714 sys-types.h: Remove.
24715 * Makefile.in: Remove protoize and fixproto support and references
24717 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24718 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24720 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24721 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24722 unprotoize$(exeext).
24723 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24724 (.PHONY): Don't depend on proto.
24725 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24726 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24727 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24728 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24729 build/gen-protos.o, build/scan.o, xsys-protos.h,
24730 build/fix-header$(build_exeext), build/fix-header.o,
24731 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24732 stmp-install-fixproto): Remove.
24733 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24734 SYSCALLS.c or fixproto files.
24735 (install-common): Don't install protoize.
24736 (install-headers-tar, install-headers-cpio, install-headers-cp):
24737 Don't depend on $(STMP_FIXPROTO).
24738 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24739 install fixproto files or write out fixproto settings.
24740 (uninstall): Don't uninstall protoize.
24741 * config.gcc (use_fixproto): Remove.
24742 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24743 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24744 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24745 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24746 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24747 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24748 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24749 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24750 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24751 * config/t-vxworks (STMP_FIXPROTO): Remove.
24752 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24753 STMP_FIXPROTO): Remove.
24754 * config.in, configure: Regenerate.
24755 * crtstuff.c (gid_t, uid_t): Don't undefine.
24756 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24757 (arm-*-coff, arm-*-aout: Remove target entries.
24758 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24759 Remove mention of AIX 4.1.
24760 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24761 * doc/invoke.texi (Running Protoize): Remove.
24762 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24763 (Protoize Caveats): Remove.
24764 * tsystem.h: Update comments on headers assumed to exist.
24766 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24768 * genautomata.c: Add a new year to the copyright. Add a new
24770 (struct insn_reserv_decl): Add comments for member bypass_list.
24771 (find_bypass): Remove.
24772 (insert_bypass): New.
24773 (process_decls): Use insert_bypass.
24774 (output_internal_insn_latency_func): Output all bypasses with the
24775 same input insn in one switch case.
24777 * rtl.def (define_bypass): Describe bypass choice.
24778 * doc/md.texi (define_bypass): Ditto.
24780 2009-03-27 Richard Guenther <rguenther@suse.de>
24782 * gimplify.c (mark_addressable): Export.
24783 * tree-flow.h (mark_addressable): Declare.
24784 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24785 * tree-ssa.c (verify_phi_args): Verify that address taken
24786 variables have TREE_ADDRESSABLE set.
24788 2009-03-27 Richard Guenther <rguenther@suse.de>
24790 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24791 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24792 Do not mark decls TREE_ADDRESSABLE.
24793 (build_fold_addr_expr): Adjust.
24794 (fold_addr_expr): Remove.
24795 (fold_unary): Use build_fold_addr_expr.
24796 (fold_comparison): Likewise.
24797 (split_address_to_core_and_offset): Likewise.
24798 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24800 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24801 (gimplify_modify_expr_to_memcpy): Mark source and destination
24803 * omp-low.c (create_omp_child_function): Mark the object decl
24805 (lower_rec_input_clauses): Mark the var we take the address of
24807 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24809 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24811 PR middle-end/39315
24812 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24813 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24815 2009-03-27 Richard Guenther <rguenther@suse.de>
24817 PR tree-optimization/39120
24818 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24820 (handle_lhs_call): Process return constraints. Add escape
24821 constraints if necessary.
24822 (handle_const_call): Fill out return constraints. Make nested
24823 case more precise. Avoid consttmp if possible.
24824 (handle_pure_call): Fill out return constraints. Avoid
24825 callused if possible.
24826 (find_func_aliases): Simplify call handling.
24828 2009-03-27 Richard Guenther <rguenther@suse.de>
24830 PR tree-optimization/39120
24831 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24832 as a representative.
24833 (solve_graph): Do propagate CALLUSED.
24834 (handle_pure_call): Use a scalar constraint from CALLUSED for
24836 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24839 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24842 * c-common.c (handle_aligned_attribute): Properly check alignment
24843 overflow. Use (1U << i) instead of (1 << i).
24845 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24847 * expr.h (get_mem_align_offset): Updated.
24849 * tree.h (tree_decl_common): Change align to "unsigned int" and
24850 move it before pointer_alias_set.
24852 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24853 Jakub Jelinek <jakub@redhat.com>
24856 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24857 gr_register_operand with gr_reg_or_0_operand.
24858 (cmpxchg_rel_di): Likewise.
24859 (sync_lock_test_and_set<mode>): Likewise.
24861 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24863 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24864 (true_regnum): Likewise.
24866 * rtlanal.c (subreg_info): Moved to ...
24867 * rtl.h (subreg_info): Here. New.
24868 (subreg_get_info): New.
24870 * rtlanal.c (subreg_get_info): Make it extern.
24872 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24875 * config/i386/i386.c (ix86_abi): New.
24876 (override_options): Handle -mabi=.
24877 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
24878 (ix86_call_abi_override): Likewise.
24879 (init_cumulative_args): Likewise.
24880 (function_arg_advance): Likewise.
24881 (function_arg_64): Likewise.
24882 (function_arg): Likewise.
24883 (ix86_pass_by_reference): Likewise.
24884 (ix86_function_value_regno_p): Likewise.
24885 (ix86_build_builtin_va_list_abi): Likewise.
24886 (setup_incoming_varargs_64): Likewise.
24887 (is_va_list_char_pointer): Likewise.
24888 (ix86_init_machine_status): Likewise.
24889 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
24890 (ix86_function_type_abi): Return enum calling_abi. Rewrite
24891 for 64bit. Replace DEFAULT_ABI with ix86_abi.
24892 (ix86_function_abi): Make it static and return enum calling_abi.
24893 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
24895 (ix86_fn_abi_va_list): Updated.
24897 * config/i386/i386.h (ix86_abi): New.
24898 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
24899 (CONDITIONAL_REGISTER_USAGE): Likewise.
24900 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
24901 (machine_function): Likewise.
24903 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
24905 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
24906 (STACK_BOUNDARY): Likewise.
24907 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
24909 * config/i386/i386.opt (mabi=): New.
24911 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
24912 return enum calling_abi.
24913 (ix86_function_type_abi): Likewise.
24914 (ix86_function_abi): Removed.
24916 * doc/invoke.texi: Document -mabi= option for x86.
24918 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24920 * builtins.c (real_dconstp): Delete.
24921 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
24923 2009-03-27 Dodji Seketeli <dodji@redhat.com>
24924 Jakub Jelinek <jakub@redhat.com>
24927 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
24928 (gen_subprogram_die): When a function is explicit, generate the
24929 DW_AT_explicit attribute.
24930 * langhooks.h (struct lang_hooks_for_decls): Add
24931 function_decl_explicit_p langhook.
24932 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
24933 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
24935 2009-03-27 Jakub Jelinek <jakub@redhat.com>
24937 * builtins.c (fold_builtin_memory_op): Optimize memmove
24938 into memcpy if we can prove source and destination don't overlap.
24940 * tree-inline.c: Include gt-tree-inline.h.
24941 (clone_fn_id_num): New variable.
24942 (clone_function_name): New function.
24943 (tree_function_versioning): Use it.
24944 * Makefile.in (GTFILES): Add tree-inline.c.
24946 2009-03-27 Mark Mitchell <mark@codesourcery.com>
24948 * BASE-VER: Change to 4.5.0.
24950 2009-03-27 Xinliang David Li <davidxl@google.com>
24952 PR tree-optimization/39557
24953 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
24955 2009-03-27 Xinliang David Li <davidxl@google.com>
24957 PR tree-optimization/39548
24958 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
24961 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24963 * c-common.c (pointer_int_sum): Use %wd on return from
24966 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24968 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
24969 on return from tree_low_cst.
24971 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
24974 * ginclude/stdarg.h (va_copy): Define also for
24975 __GXX_EXPERIMENTAL_CXX0X__.
24977 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24980 * builtins.h (c_strlen): Do not warn here.
24981 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24982 * c-common.c (pointer_int_sum): Take an explicit location.
24983 Warn about offsets out of bounds.
24984 * c-common.h (pointer_int_sum): Adjust declaration.
24986 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24988 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
24991 2009-03-26 Jakub Jelinek <jakub@redhat.com>
24994 * opts.c (warn_if_disallowed_function_p): Don't assume
24995 get_callee_fndecl must return non-NULL.
24997 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
24999 PR rtl-optimization/39522
25000 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25001 when reg_reloaded_valid is set.
25003 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25005 * config/spu/divv2df3.c: New file.
25006 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25007 (DPBIT_FUNCS): Filter out _div_df.
25009 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25011 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25012 a jump insn, count that jump in the distance to the loop start.
25014 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25017 * config/sh/sh.c (calc_live_regs): Fix condition for global
25018 registers except PIC_OFFSET_TABLE_REGNUM.
25020 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25023 * doc/invoke.texi (-mconsole): New.
25025 (-mno-cygwin): New.
25027 (-mnop-fun-dllimport): New.
25031 (sub section "i386 and x86-64 Windows Options"): New.
25033 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25035 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25036 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25038 2009-03-25 Richard Guenther <rguenther@suse.de>
25040 PR middle-end/39497
25041 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25044 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25046 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25047 neither of haifa/selective schedulers are working.
25049 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25051 * doc/invoke.texi (Debugging Options): Fix description of
25052 -fno-merge-debug-strings.
25054 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25056 * config/cris/libgcc.ver: New version-script.
25057 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25059 * configure.ac <GAS features, nop mnemonic>: Add pattern
25060 crisv32-*-* for "nop".
25061 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25062 * configure: Regenerate.
25064 2009-03-24 Ira Rosen <irar@il.ibm.com>
25066 PR tree-optimization/39529
25067 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25068 mark_sym_for_renaming for the tag copied to the new vector
25071 2009-03-24 Arthur Loiret <aloiret@debian.org>
25073 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25074 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25075 EXTRA_SPEC_FUNCTIONS.
25076 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25077 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25078 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25079 -march and -mtune options.
25081 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25083 * config/m68k/t-rtems: Add m5329 multilib.
25085 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25086 Jakub Jelinek <jakub@redhat.com>
25089 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25092 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25095 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25096 instead of c_parser_expression_conv, if original_code isn't one of the
25097 4 allowed comparison codes, fail.
25099 2009-03-23 Richard Guenther <rguenther@suse.de>
25101 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25102 * tree.h (struct tree_type): Likewise.
25103 * reload.h (struct insn_chain): Likewise.
25104 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25105 * function.h (struct function): Likewise.
25106 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25108 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25110 PR tree-optimization/39516
25111 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25113 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25115 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25116 should be set true if BITS_PER_WORD of target is bigger than 32
25118 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25120 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25121 Translate -B-options to -rpath-link. Correct existing
25122 rpath-link and conditionalize on !nostdlib.
25124 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25126 * doc/extend.texi (Function Attributes, Variable Attributes):
25128 * doc/invoke.texi (Debugging Options, Optimize Options)
25129 (i386 and x86-64 Options, MCore Options): Likewise.
25131 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25134 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25135 it for block local namespace aliases.
25136 (gen_decl_die): Pass context_die to gen_namespace_die.
25138 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25141 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25142 minimum or maximum value.
25144 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25146 * reginfo.c (globalize_reg): Recompute derived reg sets.
25148 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25151 * libgcc2.c (mprotect): Do not use signed arguments for
25152 VirtualProtect, use DWORD arguments. Also fix the 'may
25153 be used uninitialized' warning for the np variable.
25155 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25158 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25159 functions using regparm calling conventions when not optimizing.
25160 (ix86_function_sseregparm): Similarly for sseregparm calling
25163 2009-03-19 Li Feng <nemokingdom@gmail.com>
25165 PR middle-end/39500
25166 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25167 dependence if the first conflict is after niter iterations.
25169 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25171 PR middle-end/38609
25172 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25173 functions with dynamic stack-pointer adjustments.
25175 2009-03-19 Ben Elliston <bje@au.ibm.com>
25177 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25178 option; change to -msdata=data.
25180 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25182 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25185 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25188 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25190 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25192 * doc/invoke.texi (Code Gen Options): Expand discussion of
25195 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25197 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25198 * matrix-reorg.c (struct matrix_info): Likewise.
25199 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25200 * rtl.h (struct mem_attrs): Likewise.
25201 * df.h (struct df): Likewise.
25202 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25203 * ira-int.h (struct ira_allocno): Likewise.
25204 * df-scan.c (struct df_collection_rec): Likewise.
25205 * ira.c (struct equivalence): Likewise.
25206 * function.c (struct temp_slot): Likewise.
25207 * cfgloop.h (struct loop): Likewise.
25210 * function.c (use_register_for_decl): When not optimizing, disregard
25211 register keyword for variables with types containing methods.
25213 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25215 PR middle-end/39447
25216 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25217 (is_simple_operand): Call contains_component_ref_p before calling data
25218 reference analysis that would fail on COMPONENT_REFs.
25220 * tree-vrp.c (search_for_addr_array): Fix formatting.
25222 2009-03-18 Richard Guenther <rguenther@suse.de>
25224 * tree-vect-transform.c (vect_loop_versioning): Fold the
25225 generated comparisons.
25226 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25227 (slpeel_tree_peel_loop_to_edge): Likewise.
25229 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25231 PR middle-end/37805
25232 * opts.c (print_specific_help): In addition to `undocumented',
25233 accept `separate' and `joined' flags if passed alone. Describe
25234 output by the first matched one of those.
25235 (common_handle_option): Skip over empty strings.
25236 * gcc.c (display_help): Fix help string for `--help='.
25237 * doc/invoke.texi (Option Summary, Overall Options): With
25238 `--help=', classes and qualifiers can both be repeated, but
25239 only the latter can be negated. One should not pass only
25240 negated qualifiers. Fix markup and examples.
25243 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25244 PR middle-end/37805
25245 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25246 and -fhelp=separate.
25248 2009-03-17 Jing Yu <jingyu@google.com>
25250 PR middle-end/39378
25251 * function.h (struct rtl_data): Move is_thunk from here...
25252 (struct function): ...to here.
25253 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25254 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25256 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25258 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25259 (alpha_output_function_end_prologue): Likewise.
25260 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25261 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25262 (rs6000_output_function_epilogue): Likewise.
25263 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25265 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25268 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25269 from different units in a single alternative.
25270 (*truncdfsf_i387): Ditto.
25271 (*truncxfsf2_mixed): Ditto.
25272 (*truncxfdf2_mixed): Ditto.
25274 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25276 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25277 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25280 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25281 unused non-artificial variables when not optimizing.
25284 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25285 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25286 NAMESPACE_DECL in its DECL_INITIAL.
25288 PR middle-end/39443
25289 * optabs.c (set_user_assembler_libfunc): New function.
25290 * expr.h (set_user_assembler_libfunc): New prototype.
25291 * c-common.c: Include libfuncs.h.
25292 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25293 for memcmp, memset, memcpy, memmove and abort.
25294 * Makefile.in (c-common.o): Depend on libfuncs.h.
25297 * dwarf2out.c (gen_inlined_enumeration_type_die,
25298 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25299 gen_tagged_type_instantiation_die): Removed.
25300 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25303 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25306 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25308 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25309 (check-parallel-%): Ditto.
25310 (check-consistency): Ditto.
25312 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25314 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25315 local variable rhs by NULL_TREE.
25317 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25320 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25322 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25325 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25327 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25330 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25331 for ms->sysv ABI calls only in 64bit mode.
25333 * config/i386/i386.md (untyped_call): Support 32bit.
25335 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25337 * doc/extend.texi: Replace x86_65 with x86_64.
25339 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25341 PR tree-optimization/39455
25342 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25343 mismatches for POINTER_TYPE_P (type).
25344 (number_of_iterations_le): Likewise.
25346 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25348 * config/picochip/picochip.c: Removed profiling support.
25349 * config/picochip/picochip.md: Removed profiling instruction.
25350 * config/picochip/picochip.h: Removed profiling builtin.
25352 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25354 * doc/install.texi (--with-host-libstdcxx): Document.
25356 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25359 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25360 generate a warning if the function name does not begin with
25361 "__vector" and the function has either the 'signal' or 'interrupt'
25362 attribute, from here to ...
25363 (avr_declare_function_name): ...here. New function.
25364 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25365 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25367 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25370 * cse.c (fold_rtx): Don't modify original const_arg1 when
25371 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25372 separate variable instead.
25373 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25374 from out of range shift counts.
25375 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25377 2009-03-13 Catherine Moore <clm@codesourcery.com>
25379 * config/i386/x-mingw32 (host-mingw32.o): Replace
25380 diagnostic.h with $(DIAGNOSTIC_H).
25382 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25385 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25387 * config/i386/sync.md (sync_compare_and_swap<mode>,
25388 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25389 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25391 (sync_double_compare_and_swapdi_pic,
25392 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25393 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25395 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25398 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25400 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25403 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25404 (avx_addsubv4df3): Likewise.
25405 (*avx_addsubv4sf3): Likewise.
25406 (sse3_addsubv4sf3): Likewise.
25408 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25411 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25413 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25416 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25417 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25418 registers for allocnos created from user-defined variables.
25420 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25423 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25424 of non-integer mode as well.
25426 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25428 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25429 for functions for which the parameter types are unknown.
25431 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25434 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25435 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25436 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25437 * config/i386/i386.c (ix86_local_alignment): For
25438 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25439 long long variables on the stack to avoid dynamic realignment.
25440 Allow the first argument to be a decl rather than type.
25441 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25443 2009-03-11 Nick Clifton <nickc@redhat.com>
25446 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25448 Add description to mno-lsim option.
25449 * config/mcore/mcore.h: Remove comment about deprecated m4align
25451 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25452 * doc/invoke.texi: Add description of mno-lsim and
25453 mstack-increment options.
25455 * config/fr30/fr30.opt: Document the -mno-lsim option.
25456 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25457 and -mno-lsim options.
25459 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25461 * fold-const.c (fold_comparison): Only call fold_inf_compare
25462 if the mode supports infinities.
25464 2009-03-11 Jason Merrill <jason@redhat.com>
25467 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25468 end already did. Notice GIMPLE_CALL modifications of the result.
25469 Don't copy debug information from an ignored decl or a decl from
25472 2009-03-10 Richard Guenther <rguenther@suse.de>
25473 Nathan Froyd <froydnj@codesourcery.com>
25475 PR middle-end/37850
25476 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25477 (__divMODE3): Likewise.
25479 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25481 PR tree-optimization/39394
25482 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25483 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25485 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25487 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25488 inline asms for register asm ("") declarations.
25490 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25492 * fold-const.c (fold_unary): Fix comment.
25494 2009-03-07 Jan Hubicka <jh@suse.cz>
25497 * tree-inline.c (setup_one_parameter): Do replacement of const
25498 argument by constant in SSA form.
25500 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25502 PR middle-end/38028
25503 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25504 determine alignment passed to assign_stack_local.
25505 (assign_parms_unsplit_complex): Likewise.
25506 * except.c (sjlj_build_landing_pads): Likewise.
25508 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25510 PR middle-end/39360
25511 * tree-flow.h (add_referenced_var): Return bool instead of void.
25512 * tree-dfa.c (add_referenced_var): Return result of
25513 referenced_var_check_and_insert call.
25514 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25515 of referenced_var_check_and_insert.
25518 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25519 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25520 DIE, don't emit it if abstract origin already has it.
25521 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25522 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25524 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25526 * genpreds.c (needs_variable): Fix parentheses at variable name
25528 (write_tm_constrs_h): Indent generated code.
25530 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25532 * doc/extend.texi (Function Attributes): Add documentation
25533 for isr attributes.
25535 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25538 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25539 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25541 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25543 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25546 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25549 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25550 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25552 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25554 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25555 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25556 constants instead of magic numbers.
25557 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25559 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25560 (x86_64_ms_abi_int_parameter_registers): Ditto.
25561 (x86_64_int_return_registers): Ditto.
25562 (ix86_maybe_switch_abi): Ditto.
25563 (ix86_expand_call): Ditto for clobbered_registers array.
25564 (ix86_hard_regno_mode_ok): Ditto.
25565 (x86_extended_QIreg_mentioned_p): Ditto.
25567 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25569 PR tree-optimization/39349
25570 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25572 * combine.c (gen_lowpart_for_combine): Use omode when generating
25575 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25577 PR rtl-optimization/39235
25578 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25580 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25582 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25584 2009-03-04 Richard Guenther <rguenther@suse.de>
25586 PR tree-optimization/39362
25587 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25588 that occur in abnormal PHIs should be varying.
25590 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25592 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25594 (simple_iv): Take loop as an argument instead of statement.
25595 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25596 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25598 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25600 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25601 * matrix-reorg.c (analyze_transpose): Ditto.
25602 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25603 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25604 * tree-predcom.c (ref_at_iteration): Ditto.
25605 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25607 2009-03-04 Richard Guenther <rguenther@suse.de>
25609 PR tree-optimization/39358
25610 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25611 escaped_id and callused_id.
25612 (solve_graph): Likewise.
25614 2009-03-04 Richard Guenther <rguenther@suse.de>
25616 PR tree-optimization/39339
25617 * tree-sra.c (try_instantiate_multiple_fields): Make it
25618 no longer ICE on the above.
25620 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25622 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25623 that fits within Pmode.
25625 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25627 PR middle-end/10109
25628 * tm.texi (LIBCALL_VALUE): Update description.
25630 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25632 PR middle-end/34443
25633 * doc/extend.texi (section): Update description.
25635 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25637 PR middle-end/39345
25638 * tree-inline.c (remapped_type): New.
25639 (can_be_nonlocal): Call remapped_type instead of remap_type.
25641 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25644 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25645 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25647 2009-03-03 Richard Guenther <rguenther@suse.de>
25649 PR middle-end/39272
25650 * tree.c (tree_nonartificial_location): New function.
25651 * tree.h (tree_nonartificial_location): Declare.
25652 * builtins.c (expand_builtin_memory_chk): Provide location
25653 of the call location for artificial function pieces.
25654 (maybe_emit_chk_warning): Likewise.
25655 (maybe_emit_sprintf_chk_warning): Likewise.
25656 (maybe_emit_free_warning): Likewise.
25657 * expr.c (expand_expr_real_1): Likewise.
25659 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25661 PR tree-optimization/39343
25662 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25663 COMPONENT_REF t has ARRAY_TYPE.
25665 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25667 PR middle-end/39335
25668 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25669 when the type precision of the induction variable should be
25670 larger than the type precision of nit.
25671 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25672 * graphite.c (graphite_loop_normal_form): Same.
25673 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25675 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25677 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25678 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25679 numbers to describe clobbered registers.
25680 (*call_value_0_rex64_ms_sysv): Ditto.
25681 * config/i386/mmx.md (mmx_emms): Ditto.
25682 (mmx_femms): Ditto.
25684 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25686 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25689 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25691 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25692 (spu_section_type_flags): New function.
25694 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25696 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25697 reg_class_contents of FLOAT_REGS into a temporary.
25699 2009-03-02 Richard Guenther <rguenther@suse.de>
25700 Ira Rosen <irar@il.ibm.com>
25702 PR tree-optimization/39318
25703 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25704 information to the vectorized statement.
25706 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25708 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25709 variable. Use defined names instead of magic constants for REX SSE
25712 2009-03-01 Richard Guenther <rguenther@suse.de>
25714 PR tree-optimization/39331
25715 * omp-low.c (lower_send_shared_vars): Do not receive new
25716 values for the reference of DECL_BY_REFERENCE parms or results.
25718 2009-03-01 Jan Hubicka <jh@suse.cz>
25721 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25722 BLOCK_NONLOCALIZED_VAR): New macros.
25723 (tree_block): Add nonlocalized_vars.
25724 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25725 gen_decl_die): Add origin argument. Allow generation of die with
25726 origin at hand only.
25727 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25728 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25730 (gen_block_die): Fix checking for unused blocks.
25731 (process_scope_var): Break out from .... ; work with origins only.
25732 (decls_for_scope) ... here; process nonlocalized list.
25733 (dwarf2out_ignore_block): Look for nonlocalized vars.
25734 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25736 (dump_scope_block): Dump them.
25737 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25738 (remap_block): Likewise.
25739 (can_be_nonlocal): New predicate.
25740 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25742 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25744 * configure: Regenerate.
25746 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25748 * optc-gen.awk: No need to duplicate option flags twice.
25749 Reuse help texts for duplicate options which do not have any.
25751 * gcc.c (display_help): Document --version.
25753 * gcc.c (main): If print_help_list and verbose_flag, ensure
25754 driver output comes before subprocess output.
25756 * optc-gen.awk: Assign all remaining fields to help string,
25757 space-separated, for multi-line help in *.opt.
25759 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25760 -Wno-pedantic-ms-format is for MinGW targets only.
25762 * doc/options.texi (Option file format): Fix bad indentation,
25763 restoring dropped sentence.
25765 2009-02-28 Jan Hubicka <jh@suse.cz>
25767 * tree-inline.c (tree_function_versioning): Output debug info.
25769 2009-02-28 Jan Hubicka <jh@suse.cz>
25772 * tree-inline.c (setup_one_parameter): Do not copy propagate
25773 arguments when not optimizing.
25775 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25778 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25779 (avx_addsubv4df3): Likewise.
25780 (*avx_addsubv4sf3): Likewise.
25781 (sse3_addsubv4sf3): Likewise.
25782 (*avx_addsubv2df3): Likewise.
25783 (sse3_addsubv2df3): Likewise.
25784 (avx_unpckhps256): Correct item selectors.
25785 (avx_unpcklps256): Likewise.
25786 (avx_unpckhpd256): Likewise.
25787 (avx_unpcklpd256): Likewise.
25789 2009-02-28 Jan Hubicka <jh@suse.cz>
25791 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25793 (copy_arguments_for_versioning): If var is declared don't declare it.
25794 (tree_function_versioning): First setup substitutions and then copy
25797 2009-02-27 Jan Hubicka <jh@suse.cz>
25800 * cgraph.h (varpool_output_debug_info): Remove.
25801 * cgraphunit.c (varpool_output_debug_info): Remove.
25802 * dwarf2out.c (deferred_locations_struct): New struct
25803 (deferred_locations): New type.
25804 (deferred_locations_list): New static var.
25805 (deffer_location): New function.
25806 (gen_variable_die): Use it.
25807 (decls_for_scope): Output info on local static vars.
25808 (dwarf2out_finish): Process deferred locations.
25809 * varpool.c (varpool_output_debug_info): Remove.
25811 2009-02-27 Jan Hubicka <jh@suse.cz>
25814 * tree.h (TREE_PROTECTED): Fix comment.
25815 (BLOCK_HANDLER_BLOCK): Remove.
25816 (struct tree_block): Remove handler_block add body_block.
25817 (inlined_function_outer_scope_p): New.
25818 (is_body_block): Remove.
25819 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25820 * dwarf2out.c (is_inlined_entry_point): Remove.
25821 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25822 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25824 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25825 * gimplify.c (gimplify_expr): Gimplify body blocks.
25826 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25827 block with multiple subblocks.
25828 (dump_scope_block): Prettier output; dump more flags and info.
25829 (dump_scope_blocks): New.
25830 (remove_unused_locals): Use dump_scope_blocks.
25831 * tree-flow.h (dump_scope_blocks): Declare.
25832 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25833 * stmt.c (is_body_block): Remove.
25834 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25835 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25837 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25839 PR middle-end/39308
25840 * graphite.c (graphite_loop_normal_form): Do not call
25841 number_of_iterations_exit from a gcc_assert.
25843 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25845 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25846 jumps if COND is NULL.
25847 (find_cond_jump): New function.
25848 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25849 * config/s390/s390.md: Remove z10_cobra attribute value.
25851 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25853 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25854 force_const_mem returns NULL_RTX.
25856 2009-02-26 Jan Hubicka <jh@suse.cz>
25859 * cgraph.h (varpool_output_debug_info): Remove.
25860 * cgraphunit.c (varpool_output_debug_info): Remove.
25861 * dwarf2out.c (deferred_locations_struct): New struct
25862 (deferred_locations): New type.
25863 (deferred_locations_list): New static var.
25864 (deffer_location): New function.
25865 (gen_variable_die): Use it.
25866 (decls_for_scope): Output info on local static vars.
25867 (dwarf2out_finish): Process deferred locations.
25868 * varpool.c (varpool_output_debug_info): Remove.
25870 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
25872 PR rtl-optimization/39241
25873 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
25874 to subreg_offset_representable_p.
25876 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25878 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
25879 execute function prototype. Get f and nregs from max_reg_num
25880 and get_insns. Remove the first backward pass as it's dead,
25881 guard the forward pass by flag_expensive_optimizations.
25882 (rest_of_handle_regmove): Delete.
25883 (pass_regmove): Replace it with regmove_optimize.
25885 2009-02-25 Martin Jambor <mjambor@suse.cz>
25887 PR tree-optimization/39259
25888 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
25889 calls_alloca function flags.
25890 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
25891 calls are detected.
25893 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25895 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
25896 flags_set_1_rtx, flags_set_1_set): Delete.
25897 (regmove_optimize): Do not call mark_flags_life_zones.
25899 2009-02-24 Julian Brown <julian@codesourcery.com>
25902 * config/arm/arm.c (require_pic_register): Only set
25903 cfun->machine->pic_reg once per function.
25905 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
25907 * doc/invoke.texi (Link Options): Document an easier way to pass
25908 options that take arguments to the GNU linker using -Xlinker and -Wl.
25910 2009-02-24 Steve Ellcey <sje@cup.hp.com>
25913 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
25915 2009-02-24 Richard Guenther <rguenther@suse.de>
25918 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
25920 2009-02-24 Richard Guenther <rguenther@suse.de>
25921 Zdenek Dvorak <ook@ucw.cz>
25923 PR tree-optimization/39233
25924 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
25925 from converting them to a generic type.
25927 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
25929 PR tree-optimization/39260
25930 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
25931 contains a condition with a real type.
25932 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
25934 2009-02-23 Jason Merrill <jason@redhat.com>
25937 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
25938 narrowing_initializer_constant_valid_p.
25939 (narrowing_initializer_constant_valid_p): Don't return
25940 null_pointer_node for adding a pointer to itself.
25942 2009-02-23 Jan Hubicka <jh@suse.cz>
25945 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
25948 2009-02-23 Jan Hubicka <jh@suse.cz>
25950 PR tree-optimization/37709
25951 * tree.c (block_ultimate_origin): Move here from dwarf2out.
25952 * tree.h (block_ultimate_origin): Declare.
25953 * dwarf2out.c (block_ultimate_origin): Move to tree.c
25954 * tree-ssa-live.c (remove_unused_scope_block_p):
25955 Eliminate blocks containig no instructions nor live variables nor
25957 (dump_scope_block): New function.
25958 (remove_unused_locals): Enable removal of dead blocks by default;
25959 enable dumping at TDF_DETAILS.
25961 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25963 * config/i386/i386.c (classify_argument): Don't allow COImode
25965 (function_arg_advance_32): Don't allow OImode.
25966 (function_arg_32): Likewise.
25967 (function_value_32): Likewise.
25968 (return_in_memory_32): Likewise.
25969 (function_arg_64): Remove OImode comment.
25971 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25974 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
25975 ix86_expand_vector_set for V4DImode in 64bit mode only.
25976 (ix86_expand_vector_init_one_var): Likewise.
25978 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
25980 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
25982 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25985 * loop-iv.c: Revert last change.
25986 * emit-rtl.c: Likewise.
25988 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25991 * config/i386/i386.c (type_natural_mode): Remove an extra
25992 space in the warning message.
25993 (function_value_32): Handle 32-byte vector modes.
25994 (return_in_memory_32): Likewise.
25996 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25998 * loop-iv.c (truncate_value): New function.
25999 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26001 (lowpart_subreg): Move to...
26002 * emit-rtl.c: ...here.
26004 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26006 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26007 accidental and undocumented change at revision 140860.
26009 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26011 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26012 take gimple_seq * arguments.
26013 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26014 types_compatible_p langhook.
26016 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26017 Joseph Myers <joseph@codesourcery.com>
26019 * config/arm/arm.c (arm_builtin_va_list): New function.
26020 (arm_expand_builtin_va_start): Likewise.
26021 (arm_gimplify_va_arg_expr): Likewise.
26022 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26023 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26024 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26025 (va_list_type): New variable.
26026 (arm_mangle_type): Mangle va_list_type appropriately.
26028 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26030 PR middle-end/39157
26031 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26032 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26033 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26034 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26035 parameter to 1000 for -O1 by default.
26036 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26038 * loop-invariant.c: Include params.h.
26039 (move_loop_invariants): Don't call move_single_loop_invariants on
26042 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26044 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26045 offset when calculating bounds for indexing stack_usage_map. Fixes
26046 a buffer overflow with certain target setups.
26048 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26051 * calls.c (expand_call): Clear try_tail_call if caller and callee
26052 disagree in promotion of function return value.
26054 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26057 * c-common.c (c_determine_visibility): If visibility changed and
26058 DECL_RTL has been already set, call make_decl_rtl to update symbol
26061 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26064 * varasm.c (assemble_variable): Don't check DECL_NAME when
26065 globalizing a variable.
26067 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26070 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26071 expression before any __builtin_trap call.
26072 * c-typeck.c (build_function_call): Convert and check function
26073 arguments before generating a call to a trap. Evaluate the
26074 function arguments before the trap.
26076 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26079 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26080 (UNSPEC_FXAM_MEM): New unspec.
26081 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26082 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26083 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26085 2009-02-19 Richard Guenther <rguenther@suse.de>
26087 PR tree-optimization/39207
26088 PR tree-optimization/39074
26089 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26090 storedanything_tree): New.
26091 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26092 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26093 (build_succ_graph): Add edges from STOREDANYTHING to all
26095 (init_base_vars): Initialize STOREDANYTHING.
26096 (compute_points_to_sets): Free substitution info after
26097 building the succ graph.
26098 (ipa_pta_execute): Likewise.
26100 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26102 (do_ds_constraint): Do not add to special var or non-pointer
26104 (type_could_have_pointers): Split out from ...
26105 (could_have_pointers): ... here. For arrays use the element type.
26106 (create_variable_info_for): Initialize may_have_pointers.
26107 (new_var_info): Likewise.
26108 (handle_lhs_call): Make the HEAP variable unknown-sized.
26109 (intra_create_variable_infos): Use a type with pointers for
26110 PARM_NOALIAS, make it unknown-sized.
26112 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26115 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26117 2009-02-18 Jason Merrill <jason@redhat.com>
26120 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26121 value if DECL_EXTERNAL.
26122 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26123 * target.h (gcc_target::binds_local_p): Clarify "module".
26124 * tree.h (TREE_PUBLIC): Clarify "module".
26126 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26129 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26130 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26132 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26135 * c.opt (Wabi): Support C and ObjC.
26138 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26140 * config/i386/i386.c (classify_argument): Warn once about the ABI
26141 change when passing union with long double.
26143 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26145 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26148 * c-parser.c (c_parser_compound_statement): Always enter and leave
26151 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26154 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26156 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26158 PR tree-optimization/36922
26159 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26160 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26163 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26165 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26168 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26170 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26172 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26174 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26177 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26178 Richard Sandiford <rdsandiford@googlemail.com>
26180 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26181 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26182 (loongson_biadd): ...this.
26184 2009-02-17 Richard Guenther <rguenther@suse.de>
26186 PR tree-optimization/39202
26187 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26188 a var make sure to follow existing collapses.
26190 2009-02-17 Richard Guenther <rguenther@suse.de>
26192 PR middle-end/39214
26193 * langhooks.c (lhd_print_error_function): Check for NULL block.
26195 2009-02-17 Richard Guenther <rguenther@suse.de>
26197 PR tree-optimization/39204
26198 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26201 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26203 * config/soft-fp/double.h: Update from glibc CVS.
26205 2009-02-17 Richard Guenther <rguenther@suse.de>
26207 PR tree-optimization/39207
26208 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26209 strict-aliasing warnings for pointers pointing to NULL.
26211 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26214 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26215 skipping until next close brace.
26217 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26220 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26221 to function argument boundary.
26223 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26225 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26226 in the lea_add. Reload eventually constraints it properly.
26227 * config/picochip/constraints.md: Remove the target constraint
26228 "b", since it is not needed anymore.
26230 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26232 * gthr-dce.h: Uglify function parameter and local variable names.
26233 * gthr-gnat.h: Likewise.
26234 * gthr-mipssde.h: Likewise.
26235 * gthr-nks.h: Likewise.
26236 * gthr-posix95.h: Likewise.
26237 * gthr-posix.h: Likewise.
26238 * gthr-rtems.h: Likewise.
26239 * gthr-single.h: Likewise.
26240 * gthr-solaris.h: Likewise.
26241 * gthr-tpf.h: Likewise.
26242 * gthr-vxworks.h: Likewise.
26243 * gthr-win32.h: Likewise.
26245 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26248 * config/i386/i386.md: Restrict the new peephole2 to move
26249 between MMX/SSE registers.
26251 2009-02-15 Richard Guenther <rguenther@suse.de>
26254 2009-02-13 Richard Guenther <rguenther@suse.de>
26256 * configure.ac: Enable LFS.
26257 * configure: Re-generate.
26258 * config.in: Likewise.
26260 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26262 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26263 spu_srqwbyte, spu_srqwbytebc): Define.
26264 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26265 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26266 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26267 "shrqby_<mode>"): New insn-and-split patterns.
26268 * config/spu/spu.c (expand_builtin_args): Determine and return
26269 number of operands using spu_builtin_description data.
26270 (spu_expand_builtin_1): Use it.
26272 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26275 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26278 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26281 * config/i386/i386.c (override_options): Correct warning
26282 messages for -malign-loops, -malign-jumps and -malign-functions.
26284 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26287 * config/i386/i386.md: Restrict the new peephole2 to move
26288 between the general purpose registers.
26290 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26293 * config/i386/i386.c (type_natural_mode): Add a new argument.
26294 Return the original mode and warn ABI change if vector size is 32byte.
26295 (function_arg_advance): Updated.
26296 (function_arg): Likewise.
26297 (ix86_function_value): Likewise.
26298 (ix86_return_in_memory): Likewise.
26299 (ix86_sol10_return_in_memory): Likewise.
26300 (ix86_gimplify_va_arg): Likewise.
26301 (function_arg_32): Don't warn ABX ABI change here.
26302 (function_arg_64): Likewise.
26304 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26306 * loop-iv.c (implies_p): In the final case, test that operands 0
26307 of the two comparisons match.
26309 * config/bfin/bfin.c (find_prev_insn_start): New function.
26310 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26311 (find_next_insn_start): Move.
26313 2009-02-13 Richard Guenther <rguenther@suse.de>
26315 * configure.ac: Enable LFS.
26316 * configure: Re-generate.
26317 * config.in: Likewise.
26319 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26322 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26323 sizes on syntax error after some arguments have been parsed.
26325 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26327 * doc/invoke.texi (-fira): Remove.
26329 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26331 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26332 * recog.c: Likewise.
26335 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26337 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26338 (umul_ppmm): Likewise.
26339 (count_leading_zeros): Likewise.
26340 (count_trailing_zeros): Likewise.
26341 (UMUL_TIME): Likewise.
26343 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26345 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26346 soft-fp/t-softfp to tmake_file.
26348 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26349 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26350 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26351 IA64_BUILTIN_INFQ]: New.
26352 (ia64_init_builtins): Initialize __builtin_infq,
26353 __builtin_fabsq and __builtin_copysignq if not HPUX.
26354 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26355 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26357 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26359 (__fixtfti): Likewise.
26360 (__fixunstfti): Likewise.
26361 (__floattitf): Likewise.
26363 * config/ia64/libgcc-glibc.ver: New.
26364 * config/ia64/t-fprules-softfp: Likewise.
26365 * config/ia64/sfp-machine.h: Likewise.
26367 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26368 (LIBGCC2_TF_CEXT): Likewise.
26369 (TF_SIZE): Likewise.
26370 (TARGET_INIT_LIBFUNCS): Likewise.
26372 * config/ia64/t-glibc (SHLINB_MAPFILES):
26373 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26375 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26377 * config/i386/i386.c (construct_container): Rewrite processing
26378 BLKmode with X86_64_SSE_CLASS.
26380 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26383 * config/i386/i386.md: Replace simplify_replace_rtx with
26384 replace_rtx in the new peephole2.
26386 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26388 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26389 loop unrolling do not happen at -O2.
26391 2009-02-12 Michael Matz <matz@suse.de>
26393 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26395 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26397 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26400 2009-02-12 Ben Elliston <bje@au.ibm.com>
26402 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26403 patterns when updating the back chain. Missed in the 2009-02-10
26406 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26408 * doc/extend.texi (Decimal Floating Types): Update identifier of
26409 draft TR and list of missing support.
26411 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26413 PR middle-end/39154
26414 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26415 bit to variable length decl's flags, add it also to its
26416 pointer replacement variable.
26418 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26419 Jakub Jelinek <jakub@redhat.com>
26422 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26423 (memory_blockage): New expander.
26424 (*memory_blockage): New insn pattern.
26425 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26426 instead of general blockage at the end of function prologue when
26427 frame pointer is used to access red zone area. Do not emit blockage
26428 when profiling, it is emitted in generic code.
26429 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26430 function epilogue when frame pointer is used to access red zone area.
26432 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26435 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26436 by arithmetic with memory operands.
26437 * config/i386/predicates.md (commutative_operator): New.
26439 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26441 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26444 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26446 * alias.h (record_alias_subset): Declare.
26447 * alias.c (record_alias_subset): Make global.
26449 2009-02-10 Nick Clifton <nickc@redhat.com>
26451 * tree-parloops.c: Change license to GPLv3.
26452 * ipa-struct-reorg.c: Change license to GPLv3.
26453 * ipa-struct-reorg.h: Change license to GPLv3.
26455 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26458 * c-decl.c (start_struct): Return NULL on error.
26460 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26462 PR middle-end/39124
26463 * cfgloopmanip.c (remove_path): Call remove_bbs after
26464 cancel_loop_tree, not before it.
26467 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26468 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26469 VAR_DECLs were seen.
26470 * tree-ssa-live.c (remove_unused_locals): Recompute
26471 cfun->has_local_explicit_reg_vars.
26472 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26473 copies or clearings if cfun->has_local_explicit_reg_vars.
26475 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26478 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26479 of function prologue when frame pointer is used to access
26482 2009-02-10 Richard Guenther <rguenther@suse.de>
26484 PR middle-end/39127
26485 * gimplify.c (gimple_regimplify_operands): Always look if
26486 we need to create a temporary.
26488 2009-02-10 Richard Guenther <rguenther@suse.de>
26490 PR tree-optimization/39132
26491 * tree-loop-distribution.c (todo): New global var.
26492 (generate_memset_zero): Trigger TODO_rebuild_alias.
26493 (tree_loop_distribution): Return todo.
26495 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26498 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26499 (x86_64_reg_class_name): Removed.
26500 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26501 first one isn't X86_64_SSE_CLASS or any other ones aren't
26502 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26503 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26504 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26505 and 3 X86_64_SSEUP_CLASS.
26506 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26507 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26509 2009-02-10 Ben Elliston <bje@au.ibm.com>
26511 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26512 form instruction to update the stack back chain word, even if the
26513 user has disabled the generation of update instructions.
26514 (movdi_<mode>_update_stack): New.
26515 (movsi_update_stack): Likewise.
26516 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26517 always use an update form instruction to update the stack back
26520 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26522 PR middle-end/38953
26523 * graphite.c (if_region_set_false_region): After moving a region in
26524 the false branch of a condition, remove the empty dummy basic block.
26525 (gloog): Remove wrong fix for PR38953.
26527 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26529 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26530 generation due to implicit sign extension.
26532 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26534 PR middle-end/38981
26535 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26536 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26538 2009-02-09 Richard Guenther <rguenther@suse.de>
26540 PR middle-end/35202
26541 * convert.c (convert_to_real): Disable (float)fn((double)x)
26542 to fnf(x) conversion if errno differences may occur and
26543 -fmath-errno is set.
26545 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26547 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26548 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26549 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26551 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26554 * c-common.c (handle_alias_attribute): Disallow attribute for
26555 anything not a FUNCTION_DECL or VAR_DECL.
26557 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26560 * real.c (do_compare): Special-case compare of zero against
26561 decimal float value.
26563 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26566 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26567 as indicating flexible array members unless the field itself is
26568 being declarared as the incomplete array.
26570 2009-02-06 Jan Hubicka <jh@suse.cz>
26572 PR tree-optimization/38844
26573 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26574 is already inlined.
26576 2009-02-06 Richard Guenther <rguenther@suse.de>
26578 PR middle-end/38977
26579 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26580 fork because we may expand it as __gcov_fork.
26582 2009-02-06 Nick Clifton <nickc@redhat.com>
26584 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26586 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26588 PR tree-optimization/35659
26589 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26590 vn_phi_eq): Shortcut if hashcode does not match.
26591 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26593 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26594 and avoid iterative_hash_expr.
26595 (FOR_EACH_VALUE_ID_IN_SET): New.
26596 (value_id_compare): Remove.
26597 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26598 sort expressions by value id.
26600 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26603 * config/sh/predicates.md (general_movsrc_operand): Don't check
26604 the subreg of system registers here.
26606 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26609 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26610 on the copied decl.
26612 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26614 PR rtl-optimization/39110
26615 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26616 addresses, not aligned ones.
26618 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26619 Richard Guenther <rguenther@suse.de>
26621 PR tree-optimization/39100
26622 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26623 comment says and add edges.
26625 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26628 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26629 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26631 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26633 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26634 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26635 register_bb_in_sese, new_sese, free_sese): Moved.
26636 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26637 outermost_loop_in_scop, build_scop_iteration_domain,
26638 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26639 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26640 Use loop_in_sese_p instead of loop_in_scop_p.
26641 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26642 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26643 (scopdet_basic_block_info): Fix bug in scop detection.
26644 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26645 eq_loop_to_cloog_loop): Remove.
26646 (nb_loops_around_loop_in_scop, nb_loop
26647 ref_nb_loops): Moved here...
26648 * graphite.h (ref_nb_loops): ... from here.
26649 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26650 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26651 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26653 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26654 Hans-Peter Nilsson <hp@axis.com>
26656 PR rtl-optimization/37889
26657 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26658 Move offset handling from PLUS to before the switch. Use new
26659 arguments when considering SYMBOL_REFs too.
26660 (rtx_addr_can_trap_p): Pass dummy offset and size.
26661 (enum may_trap_p_flags): Remove.
26662 (may_trap_p_1): Pass size from MEM_SIZE.
26664 PR rtl-optimization/38921
26665 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26666 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26667 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26668 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26670 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26672 AVX Programming Reference (January, 2009)
26673 * config/i386/sse.md (*vpclmulqdq): New.
26675 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26677 PR tree-optimization/38977
26678 PR gcov-profile/38292
26679 * calls.c (special_function_p): Disregard __builtin_ prefix.
26681 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26683 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26684 non-indexable addresses even before reload.
26686 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26689 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26690 as having variable size. Do not give an error for unnamed
26691 parameters with [*] declarators. Give a warning for type names
26692 with [*] declarators and mark them as variable size.
26693 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26694 for sizeof applied to [*] type names.
26696 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26699 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26701 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26703 * gcc.c (process_command): Update copyright notice dates.
26704 * gcov.c (print_version): Likewise.
26705 * gcov-dump.c (print_version): Likewise.
26706 * mips-tfile.c (main): Likewise.
26707 * mips-tdump.c (main): Likewise.
26709 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26712 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26713 for composite type involving a zero-length array type.
26715 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26718 * function.c (match_asm_constraints_1): Skip over
26719 initial optional % in the constraint.
26721 PR inline-asm/39059
26722 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26723 supported, don't accept FIXED_CSTs.
26724 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26725 and _Sat is used without _Fract/_Accum. Set specs->type to
26726 integer_type_node for cts_fract/cts_accum if fixed point is not
26729 2009-02-02 Catherine Moore <clm@codesourcery.com>
26731 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26733 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26735 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26736 (ABI_HAS_64BIT_SYMBOLS): Use it.
26737 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26739 2009-02-02 Paul Brook <paul@codesourcery.com>
26741 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26743 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26745 PR inline-asm/39058
26746 * recog.h (asm_operand_ok): Add constraints argument.
26747 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26748 recurse on matching constraint.
26749 (check_asm_operands): Pass constraints as 3rd argument to
26750 asm_operand_ok. Don't look up matching constraint here.
26751 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26754 2009-02-02 Ben Elliston <bje@au.ibm.com>
26756 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26757 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26759 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26761 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26762 information. Remove some obsolete information. Reorganize.
26764 * config/pa/fptr.c: Revert license to GPL 2.
26765 * config/pa/milli64.S: Likewise.
26767 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26770 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26771 LIBRARY name in, instead of hard-coding it.
26772 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26773 extra target make frag to tmake_files according to EH model.
26774 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26775 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26776 frags that define makefile variable EH_MODEL appropriately.
26777 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26778 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26779 to "-sjlj" according to type of EH configured.
26780 (LIBGCC_SONAME): Concatenate it to shared library base name.
26781 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26782 to "_sjlj" according to type of EH configured.
26783 (LIBGCC_SONAME): Concatenate it to shared library base name.
26784 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26785 (SHLIB_LINK): Add missing semicolon to if-else construct.
26786 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26787 string value of "pe_dll" command-line option.
26788 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26789 (SHLIB_SONAME): Use it when overriding t-cygming default.
26790 (SHLIB_IMPLIB): Override t-cygming default.
26791 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26792 string value of "pe_dll" command-line option.
26794 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26797 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26798 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26800 2009-01-31 Richard Guenther <rguenther@suse.de>
26802 PR tree-optimization/38937
26803 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26804 computing the transitive closure.
26806 2009-01-30 Richard Guenther <rguenther@suse.de>
26808 PR tree-optimization/39041
26809 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26810 Propagate variable indices only if the types match for this stmt.
26812 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26815 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26816 inline but never defined.
26818 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26820 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26821 (*insv_h_di_reg_extimm): New insn.
26822 (*insv_l<mode>_reg_extimm): New insn.
26824 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26826 * config/picochip/picochip.c (flag_conserve_stack): set
26827 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26828 fconserve-stack. Reduce call-overhead used by inliner.
26830 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26833 * common.opt (flag_conserve_stack): Initialised to zero.
26835 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26838 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26839 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26842 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26844 * ira-color.c (allocno_reload_assign): Update comments.
26845 * regmove.c (regmove_optimize): Likewise.
26849 2009-01-29 Robert Millan <rmh@aybabtu.com>
26851 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26852 * config/i386/kopensolaris-gnu.h: New file. Undefine
26853 `MD_UNWIND_SUPPORT'.
26854 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26856 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26858 PR tree-optimization/39007
26859 * tree-loop-distribution.c (generate_builtin): Use
26860 recompute_dominator to compute the immediate dominator of the
26861 basic block just after the loop.
26863 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26865 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
26866 (ASM_OUTPUT_DWARF_PCREL): Define.
26868 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
26870 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
26871 * doc/passes.texi: Remove entries about regclass, local-alloc, and
26872 global. Modify entries about regmove and IRA.
26874 * ra-conflict.c: Remove the file.
26876 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
26878 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
26879 (pass_regclass_init): Rename to pass_reginfo_init.
26881 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
26883 * toplev.h (flag_ira): Remove.
26885 * caller-save.c (setup_save_areas): Remove flag_ira.
26887 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
26889 * global.c: Remove the file.
26891 * opts.c (decode_options): Remove flag_ira.
26893 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
26895 * regmove.c: Modify file description.
26896 (find_use_as_address, try_auto_increment): Define them only if
26897 AUTO_INC_DEC is defined.
26898 (replacement_quality, replace_in_call_usage, fixup_match_1,
26899 stable_and_no_regs_but_for_p): Remove.
26900 (reg_set_in_bb): Make it static.
26901 (regmove_optimize): Remove flag_ira and code which worked for
26904 * local-alloc.c: Remove the file.
26906 * common.opt (fira): Remove.
26908 * ira.c: Include except.h.
26909 (eliminable_regset): Move from global.c.
26910 (mark_elimination): Ditto. Remove flag_ira.
26911 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
26912 equiv_mem_modified, validate_equiv_mem_from_store,
26913 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
26914 contains_replace_regs, memref_referenced_p, memref_used_between_p,
26915 no_equiv, recorded_label_ref): Move from local-alloc.c.
26916 (update_equiv_regs): Ditto. Make it static.
26917 (print_insn_chain, print_insn_chains): Move it from global.c.
26918 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
26919 (build_insn_chain): Ditto. Make it static.
26920 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
26921 Rename to init_live_subregs.
26922 (gate_ira): Remove flag_ira.
26924 * regclass.c: Rename reginfo.c. Change file description.
26925 (FORBIDDEN_INC_DEC_CLASSES): Remove.
26926 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
26927 (init_reg_sets_1): Remove code for evaluation of
26928 reg_class_superclasses and losing_caller_save_reg_set.
26929 (init_regs): Remove init_reg_autoinc.
26930 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
26931 ok_for_base_p_nonstrict): Remove.
26932 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
26933 (pass_regclass_init): Rename to pass_reginfo_init. Modify
26934 corresponding entries.
26935 (dump_regclass, record_operand_costs, scan_one_insn,
26936 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
26937 record_address_regs, auto_inc_dec_reg_p): Remove.
26938 (gt-regclass.h): Rename to gt-reginfo.h.
26940 * rtl.h (dump_global_regs, retry_global_alloc,
26941 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
26943 * Makefile.in (RA_H): Remove.
26944 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
26945 Rename regclass.o to reginfo.o.
26946 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
26948 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
26949 (GTFILES): Rename regclass.c to reginfo.c.
26951 * passes.c (init_optimization_passes): Remove pass_local_alloc and
26952 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
26954 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26955 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
26957 (finish_spills): Ditto. Remove code for !flag_ira.
26959 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
26961 PR middle-end/35854
26962 * doc/invoke.texi (rtl debug options): Complete rewrite.
26963 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
26965 * mode-switching.c (pass_mode_switching): Rename pass from
26966 "mode-sw" to "mode_sw".
26967 * except.c (pass_convert_to_eh_ranges): Rename pass from
26968 "eh-ranges" to "eh_ranges".
26969 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
26973 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
26974 Alexander Monakov <amonakov@ispras.ru>
26976 PR middle-end/38857
26977 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
26979 (move_exprs_to_boundary): Change return type and pass through
26980 should_move from move_op. Relax assert. Update usage ...
26981 (schedule_expr_on_boundary): ... here. Use should_move instead of
26983 (move_op_orig_expr_found): Indicate that insn was disconnected from
26985 (code_motion_process_successors): Do not call after_merge_succs
26986 callback if original expression was not found when traversing any of
26988 (code_motion_path_driver): Change return type. Update prototype.
26989 (move_op): Update comment. Add a new parameter (should_move). Update
26990 prototype. Set *should_move based on indication provided by
26991 move_op_orig_expr_found.
26993 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
26995 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
26996 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
26997 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
26998 * config/rs6000/rs6000.c (rs6000_override_options): Default
26999 avoid-indexed-addresses on for Power6, off for everything else.
27000 (avoiding_indexed_address_p): New function.
27001 (rs6000_legitimize_address): Use it.
27002 (rs6000_legitimate_address): Likewise.
27003 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27005 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27007 PR tree-optimization/38997
27008 * tree-loop-distribution.c (generate_memset_zero): Use
27009 POINTER_PLUS_EXPR for a pointer addition.
27011 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27013 * config/s390/s390.md (bswap<mode>2): New pattern added.
27015 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27017 * config/s390/s390.md (*tls_load_31): Added type attribute.
27019 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27021 * config/s390/s390.md: Fix a few comments.
27023 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27025 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27026 (*tm<mode>_full): Fixed z10prop attribute.
27027 (*tst<mode>_extimm): Fixed z10prop attribute.
27028 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27029 (*tstqiCCT_cconly): Fixed z10prop attribute.
27030 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27031 (*movsi_larl): Fixed z10prop attribute.
27032 (*movsi_zarch): Fixed z10prop attribute.
27033 (*movsi_eas): Fixed z10prop attribute.
27034 (*movhi): Fixed z10prop attribute.
27035 (*movqi): Fixed z10prop attribute.
27036 (*movstrictqi): Fixed z10prop attribute.
27037 (*mov<mode>): Fixed z10prop attribute.
27038 (*movcc): Fixed z10prop attribute.
27039 (*sethighpartdi_64): Fixed z10prop attribute.
27040 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27041 (*negdi2_sign_cc): Fixed z10prop attribute.
27042 (*negdi2_sign): Fixed z10prop attribute.
27043 (*absdi2_sign_cc): Fixed z10prop attribute.
27044 (*absdi2_sign): Fixed z10prop attribute.
27045 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27046 (*negabsdi2_sign): Fixed z10prop attribute.
27047 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27048 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27049 (doloop_si64): Fixed z10prop attribute.
27050 (doloop_si31): Fixed z10prop attribute.
27051 (doloop_long): Fixed z10prop attribute.
27052 (indirect_jump): Fixed z10prop attribute.
27053 (nop): Fixed z10prop attribute.
27054 (main_base_64): Fixed z10prop attribute.
27055 (reload_base_64): Fixed z10prop attribute.
27057 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27059 PR rtl-optimization/38740
27060 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27062 * config/mips/mips.c (mips_reorg): Likewise.
27064 2009-01-28 Richard Guenther <rguenther@suse.de>
27066 PR tree-optimization/38926
27067 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27068 with the correct value id to a value.
27069 (do_regular_insertion): Use the value number of edoubleprime
27070 for the value number of the expr.
27073 2008-08-21 Richard Guenther <rguenther@suse.de>
27075 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27076 a PHI ask VN if it is already available.
27077 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27078 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27080 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27082 PR middle-end/38934
27083 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27084 set to varying whenever max has TREE_OVERFLOW set, similarly
27085 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27087 2009-01-28 Richard Guenther <rguenther@suse.de>
27089 PR middle-end/38908
27090 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27091 uninitialized aggregate uses in call arguments.
27093 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27095 PR tree-optimization/38984
27096 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27097 the nothing_id variable if -fno-delete-null-pointer-checks.
27099 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27102 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27103 (set_got_offset_rex64): Ditto.
27105 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27108 * doc/extend.texi: Improve local variable with asm reg.
27110 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27112 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27113 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27114 was not supplied then set warn_packed_bitfield_compat to the
27115 default value of 1.
27116 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27119 2009-01-27 Richard Guenther <rguenther@suse.de>
27121 PR tree-optimization/38503
27122 * cfgexpand.c (expand_gimple_basic_block): Ignore
27123 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27124 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27125 variables that cannot have TBAA applied.
27126 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27129 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27131 PR middle-end/38969
27132 * calls.c (initialize_argument_information): Do not wrap complex
27133 arguments in SAVE_EXPR.
27135 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27137 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27138 (INSTALL_LIBGCC): Revert typo commit.
27140 2009-01-26 Richard Guenther <rguenther@suse.de>
27142 PR tree-optimization/38745
27143 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27144 from special handling.
27146 2009-01-26 Richard Guenther <rguenther@suse.de>
27148 PR tree-optimization/38745
27149 * tree-ssa.c (execute_update_addresses_taken): Do not include
27150 variables that cannot possibly be a register in not_reg_needs.
27151 Do not clear TREE_ADDRESSABLE on vars that may not become
27153 * tree-ssa.c (update_alias_info_1): Include those in the set
27154 of addressable vars.
27156 2009-01-26 Richard Guenther <rguenther@suse.de>
27158 PR middle-end/38851
27159 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27160 * tree-ssa-dse.c: Include langhooks.h
27161 (execute_simple_dse): Remove stores with zero size.
27163 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27166 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27169 2009-01-24 Julian Brown <julian@codesourcery.com>
27171 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27172 config/arm/linux-atomic.c.
27173 * config/arm/linux-atomic.c: New.
27175 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27177 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27178 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27179 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27181 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27184 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27187 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27189 PR tree-optimization/38953
27190 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27191 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27192 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27193 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27196 2009-01-24 Paul Brook <paul@codesourcery.com>
27198 * config/arm/neon.md (neon_type): Move to arm.md.
27199 (neon_mov<VSTRUCT>): Add neon_type attribute.
27200 * config/arm/arm.md (neon_type): Move to here.
27201 (conds): Add "unconditioal" and use as default for NEON insns.
27203 2009-01-24 Ben Elliston <bje@au.ibm.com>
27205 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27206 void *' warning from -Wc++-compat.
27207 * Makefile.in (dominance.o-warn): Remove.
27209 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27211 PR tree-optimization/38932
27212 * fold-const.c (fold_unary_ignore_overflow): New.
27213 * tree.h (fold_unary_ignore_overflow): Declare.
27214 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27215 * tree-ssa-sccvn.c (visit_reference_op_load,
27216 simplify_unary_expression): Likewise.
27218 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27220 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27221 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27222 regardless of their type.
27223 * c-common.c (handle_packed_attribute): Don't ignore packed on
27225 * c.opt (Wpacked-bitfield-compat): New warning option.
27226 * stor-layout.c (place_field): Warn if offset of a field changed.
27227 * doc/extend.texi (packed): Mention the ABI change.
27228 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27229 (Warning Options): Add it to the list.
27231 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27233 * c-opts.c (c_common_post_options): Fix a typo in comments.
27235 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27237 PR middle-end/38615
27238 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27239 variables to static.
27240 * doc/invoke.texi (-fmerge-all-constants): Update description.
27242 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27245 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27246 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27248 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27250 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27252 (LOCAL_ALIGNMENT): Similarly.
27254 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27255 Joseph Myers <joseph@codesourcery.com>
27257 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27258 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27259 * config/arm/arm-tune.md: Regenerate.
27260 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27263 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27265 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27266 version number to five.
27268 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27271 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27272 * c-common.c (set_underlying_type): Likewise.
27273 (is_typedef_decl ): Likewise
27275 (set_underlying_type): Likewise.
27276 (is_typedef_type): Likewise.
27278 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27280 PR middle-end/38587
27281 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27284 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27287 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27288 (LIBGCC_SPEC): Don't define.
27289 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27291 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27293 PR rtl-optimization/38879
27294 * alias.c (base_alias_check): Unaligned access via AND address can
27295 alias all surrounding object types except those with sizes equal
27296 or wider than the size of unaligned access.
27298 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27301 * c-decl.c (clone_underlying_type): Move this ...
27302 * c-common.c (set_underlying_type): ... here.
27303 Also, make sure the function properly sets TYPE_STUB_DECL() on
27304 the newly created typedef variant type.
27305 (is_typedef_decl ): New entry point.
27306 * tree.h: Added a new member member_types_needing_access_check to
27307 struct tree_decl_non_common.
27308 (set_underlying_type): New entry point.
27309 (is_typedef_type): Likewise.
27311 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27313 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27314 Check whether two instructions have memory references that
27315 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27316 are helper functions for traversing.
27317 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27318 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27319 not to draw dependency edge for instructions with non-conflicting
27322 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27325 * longlong.h: Update copyright years. Use soft-fp license notice.
27326 Sync __clz_tab declaration with glibc.
27328 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27331 * doc/extend.texi (syscall_linkage): New.
27332 (version_id): Modify.
27334 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27335 Richard Guenther <rguenther@suse.de>
27337 PR tree-optimization/38747
27338 PR tree-optimization/38748
27339 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27340 conversion if the base address is an indirect reference and the
27341 aliasing sets could cause issues.
27343 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27345 * common.opt (fgraphite, fgraphite-identity): Add comment for
27346 explaining why these options are not documented.
27348 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27350 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27351 gimple_call_lhs is NULL.
27353 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27356 * emit-rtl.c (adjust_address_1): Make sure memref is never
27359 2009-01-20 Ben Elliston <bje@au.ibm.com>
27361 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27362 const qualifier from arg parameter. Remove unnecessary cast to char *.
27363 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27364 const qualifier from arg 2.
27366 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27368 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27370 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27373 * rtl.h (reinit_regs): New prototype.
27374 * regclass.c: Include ira.h.
27375 (reinit_regs): New.
27376 * Makefile.in (regclass.o): Add ira.h.
27377 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27379 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27382 * c-common.c (handle_aligned_attribute): Use
27383 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27384 default alignment value.
27386 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27388 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27389 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27391 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27392 __BIGGEST_ALIGNMENT__.
27394 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27396 2009-01-18 Richard Guenther <rguenther@suse.de>
27398 PR tree-optimization/38819
27399 * tree-flow.h (operation_could_trap_helper_p): Declare.
27400 * tree-eh.c (operation_could_trap_helper_p): Export.
27401 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27402 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27403 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27404 are about to insert a possibly trapping instruction and fail
27407 2009-01-18 Andreas Schwab <schwab@suse.de>
27409 * doc/install.texi (Configuration): Remove obsolete paragraph
27410 about use of --with-gnu-ld with --with-gnu-as.
27412 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27414 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27415 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27416 Follow spelling conventions.
27418 2009-01-18 Ben Elliston <bje@au.ibm.com>
27420 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27421 C++ warning about implicit conversion from void * to struct
27423 (bitmap_obstack_free): Likewise for bitmap_element *.
27424 * Makefile.in (bitmap.o-warn): Remove.
27426 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27428 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27430 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27431 Tobias Grosser <tobi.grosser@amd.com>
27433 * graphite.c (graphite_trans_scop_block): Do not block single
27436 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27438 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27439 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27440 test with assertion.
27442 2009-01-16 Richard Guenther <rguenther@suse.de>
27444 PR tree-optimization/38835
27445 PR middle-end/36227
27446 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27447 and INT + PTR -> (INT)(PTR p+ INT) folding.
27448 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27450 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27453 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27454 the subreg from a lowpart subreg if it is also casting the value.
27456 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27457 Tobias Grosser <tobi.grosser@amd.com>
27459 * graphite.c (compare_prefix_loops): New.
27460 (build_scop_canonical_schedules): Rewritten.
27461 (graphite_transform_loops): Move build_scop_canonical_schedules
27462 after build_scop_iteration_domain.
27464 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27465 Tobias Grosser <tobi.grosser@amd.com>
27467 * graphite.c (add_conditions_to_domain): Add the loops to
27468 the dimension of the iteration domain. Do copy the domain
27469 only when it exists.
27470 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27471 (add_conditions_to_constraints): New.
27472 (can_generate_code_stmt, can_generate_code): Removed.
27473 (gloog): Do not call can_generate_code.
27474 (graphite_transform_loops): Call add_conditions_to_constraints
27475 after building the iteration domain.
27477 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27479 PR tree-optimization/38789
27480 * tree-ssa-threadedge.c
27481 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27482 __builtin_constant_p.
27484 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27486 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27487 examined before deleting them.
27489 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27491 * function.c (aggregate_value_p): Correctly extract the function
27492 type from CALL_EXPR_FN lookup.
27494 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27496 * config/picochip/picochip.c (picochip_override_options): Revert
27497 CFI asm flag disable commited previously.
27499 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27500 Tobias Grosser <tobi.grosser@amd.com>
27501 Jan Sjodin <jan.sjodin@amd.com>
27503 * graphite.c (scan_tree_for_params): On substractions negate
27504 all the coefficients of the term.
27505 (clast_to_gcc_expression_red): New. Handle reduction expressions
27506 of more than two operands.
27507 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27508 (get_vdef_before_scop): Handle also the case of default definitions.
27510 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27512 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27513 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27514 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27516 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27517 Joey Ye <joey.ye@intel.com>
27519 PR middle-end/37843
27520 * cfgexpand.c (expand_stack_alignment): Don't update stack
27521 boundary nor check incoming stack boundary here.
27522 (gimple_expand_cfg): Update stack boundary and check incoming
27523 stack boundary here.
27525 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27527 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27529 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27531 PR rtl-optimization/38245
27532 * calls.c (expand_call): Add stack arguments to
27533 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27534 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27535 in regs and partially in memory or BLKmode arguments.
27536 (emit_library_call_value_1): Add stack arguments to
27537 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27538 ACCUMULATE_OUTGOING_ARGS).
27539 * dce.c: Include tm_p.h.
27540 (find_call_stack_args): New function.
27541 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27543 (mark_insn): Call find_call_stack_args for CALL_Ps.
27544 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27545 forwards. Allocate and free arg_stores bitmap if needed, pass it
27546 down to deletable_insn_p, don't mark stores set in arg_stores
27547 bitmap, clear the bitmap at the beginning of each bb.
27548 * Makefile.in (dce.o): Depend on $(TM_P_H).
27550 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27553 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27554 to make sure the insn is a conditional test (bug 22599). Reformat a
27557 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27559 PR middle-end/38431
27560 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27561 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27562 (gloog): Do not call cleanup_tree_cfg.
27563 (graphite_transform_loops): Call cleanup_tree_cfg after all
27564 scops have been code generated.
27566 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27567 * doc/gty.texi (Invoking the garbage collector): Added new node
27568 and section documenting ggc_collect.
27570 2009-01-14 Richard Guenther <rguenther@suse.de>
27572 PR tree-optimization/38826
27573 PR middle-end/38477
27574 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27575 initialization notes only if we actually emitted a warning.
27576 (intra_create_variable_infos): Add constraints for a result decl
27577 that is passed by hidden reference.
27578 (build_pred_graph): Mark all related variables non-direct on
27581 2009-01-14 Nick Clifton <nickc@redhat.com>
27583 * ira-conflicts.c: Include addresses.h for the definition of
27585 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27586 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27588 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27591 * Makefile.in (ira-lives.o): Add except.h.
27593 * ira-lives.c: Include except.h.
27594 (process_bb_node_lives): Process can_throw_internal.
27596 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27598 PR rtl-optimization/38774
27599 * combine.c (simplify_set): When undoing cc_use change, don't do
27600 PUT_CODE on the newly created comparison, but instead put back the
27603 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27605 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27606 values. Remove duplicate arm8 entry.
27608 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27610 PR tree-optimization/38786
27611 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27612 the SSA_NAME case of expand_scalar_variables_expr.
27613 Set the type of an expression to the type of its assign statement.
27614 (expand_scalar_variables_expr): Also gather the scalar computation
27615 used to index the memory access. Do not pass loop_p.
27616 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27617 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27618 the gimple_stmt_iterator where it inserts new code.
27619 Do not pass loop_p.
27620 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27621 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27623 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27625 * graphite.h (debug_value): Removed.
27626 * graphite.c (debug_value): Removed.
27628 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27630 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27631 ldrd/strd with two 32-bit instructions.
27633 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27635 * config/arm/arm.c (struct processors): Pass for speed down into
27636 cost helper functions.
27637 (const_ok_for_op): Handle COMPARE and inequality nodes.
27638 (arm_rtx_costs_1): Rewrite.
27639 (arm_size_rtx_costs): Update prototype.
27640 (arm_rtx_costs): Pass speed down to helper functions.
27641 (arm_slowmul_rtx_costs): Rework cost calculations.
27642 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27643 (arm_9e_rtx_costs): Likewise.
27645 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27647 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27648 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27649 (alpha_legitimize_address): Do not split local symbols wider than
27650 UNITS_PER_WORD into HIGH/LO_SUM parts.
27652 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27655 * gcc.c (process_command): Replace call to execvp with calls
27656 to pex_one and exit.
27658 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27661 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27662 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27663 variant for devices with 3-byte PC.
27664 (__tablejump_elpm__): New.
27666 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27669 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27670 offsetof member-designator, handle it as `[0].'.
27672 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27674 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27675 function when not using named sections on targets with named sections
27676 if branch distance is less than 262132.
27678 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27680 * combine.c (combine_instructions): Recompute
27681 optimize_this_for_speed_p for each BB in the main combine loop.
27683 2009-01-12 Tomas Bily <tbily@suse.cz>
27686 * tree-loop-distribution.c (prop_phis): New function.
27687 (generate_builtin): Call prop_phis.
27689 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27691 PR tree-optimization/38807
27692 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27693 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27695 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27697 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27698 subreg of op0 to the original op0.
27700 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27702 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27704 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27707 * mips-tfile.c (parse_def): Fix parsing of def strings
27708 starting with digits.
27710 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27713 * config/arm/arm.c (arm_is_long_call_p): Don't call
27714 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27716 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27718 * regrename.c (regrename_optimize): Fix dumping.
27719 (find_oldest_value_reg): Preserve REG_POINTER.
27720 (copy_hardreg_forward_1): Likewise.
27722 2009-01-09 Diego Novillo <dnovillo@google.com>
27724 * gimple.h (struct gimple_statement_base) <uid>: Document
27725 the restrictions on its use.
27726 (gimple_uid): Tidy.
27727 (gimple_set_uid): Tidy.
27729 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27731 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27732 zero guard even if align_bytes != 0 and count is smaller than
27735 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27737 PR rtl-optimization/38495
27738 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27739 (add_range_and_copies_from_move_list): Print all added ranges.
27740 Add ranges to memory optimized destination.
27742 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27746 * config/i386/i386.c (override_options): Reject
27747 -mstringop-strategy=rep_8byte with -m32.
27748 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27749 to 1. Do count comparison against epilogue_size_needed at compile
27750 time even when count_exp was constant forced into register. For
27751 size_needed don't jump to epilogue, instead just avoid aligning
27752 and invoke the body algorithm. If need_zero_guard, add zero guard
27753 even if count is non-zero, but smaller than size_needed + number of
27754 bytes that could be stored for alignment.
27755 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27756 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27757 but smaller than size_needed + number of bytes that could be stored
27758 for alignment. Compare size_needed with epilogue_size_needed instead
27759 of desired_align - align, don't adjust size_needed, pass
27760 epilogue_size_needed to the epilogue expanders.
27763 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27765 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27767 * pa.c (last_address): Change to unsigned.
27768 (update_total_code_bytes): Change argument to unsigned. Don't
27769 check if insn addresses are set.
27770 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27771 addresses are not set.
27772 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27774 2009-01-09 Nick Clifton <nickc@redhat.com>
27776 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27777 DECL_DECLARED_INLINE_P.
27779 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27781 PR middle-end/38347
27782 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27783 GET_MODE (op0) in operand_subword_force calls.
27785 PR middle-end/38771
27786 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27787 fold_convert arg0 operands to TREE_TYPE (op0) first.
27789 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27791 * params.def (ira-max-conflict-table-size): Decrease default value
27794 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27796 PR tree-optimization/37031
27797 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27799 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27800 allocate it using gc instead of heap, use VEC_quick_push instead of
27802 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27803 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27804 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27805 allocated vector from heap allocated.
27806 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27807 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27808 vector only after perfect_loop_nest_depth call.
27810 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27811 Jan Sjodin <jan.sjodin@amd.com>
27813 PR tree-optimization/38559
27814 * graphite.c (debug_value, copy_constraint,
27815 swap_constraint_variables, scale_constraint_variable, ): New.
27816 (get_lower_bound, get_upper_bound): Removed.
27817 (graphite_trans_bb_strip_mine): Clean up this code that works
27818 only for constant number of iterations. Fully copy upper and
27819 lower bound constraints, not only the constant part of them.
27820 * graphite.h (debug_value): Declared.
27822 2009-01-08 Ira Rosen <irar@il.ibm.com>
27824 PR tree-optimization/37194
27825 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27826 Don't add the cost of cost model guard in prologue to scalar
27827 outside cost in case of known number of iterations.
27829 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27830 Alan Modra <amodra@bigpond.net.au>
27832 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27833 non-word-aligned REG+CONST addressing.
27835 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27838 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27839 free_after_compilation when outputting a thunk.
27840 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27841 Do not call free_after_compilation here.
27843 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27845 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27846 (ix86_valid_target_attribute_inner_p): Ditto.
27848 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27850 PR tree-optimization/38492
27851 PR tree-optimization/38498
27852 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27853 * tree-chrec.h (scev_is_linear_expression): Declared.
27854 * graphite.c (graphite_cannot_represent_loop_niter): New.
27855 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27856 (graphite_loop_normal_form): Use gcc_assert.
27857 (scan_tree_for_params): Use CASE_CONVERT.
27858 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27859 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27860 Use gcc_assert. Discard scops that contain unhandled cases.
27861 (build_scop_conditions): Return a boolean status for unhandled cases.
27862 (strip_mine_profitable_p): Print the loop number, not its depth.
27863 (is_interchange_valid): Pass the depth of the loop nest, don't
27864 recompute it wrongly.
27865 (graphite_trans_bb_block): Same.
27866 (graphite_trans_bb_block): Print tentative of loop blocking.
27867 (graphite_trans_scop_block): Do not print that the loop has been
27869 (graphite_transform_loops): Do not handle scops that contain condition
27872 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
27874 AVX Programming Reference (December, 2008)
27875 * config/i386/avxintrin.h (_mm256_stream_si256): New.
27876 (_mm256_stream_pd): Likewise.
27877 (_mm256_stream_ps): Likewise.
27879 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
27880 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
27881 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
27882 (bdesc_special_args): Add __builtin_ia32_movntdq256,
27883 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
27884 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
27885 (ix86_expand_special_args_builtin): Likewise.
27887 * config/i386/sse.md (AVXMODEDI): New.
27888 (avx_movnt<mode>): Likewise.
27889 (avx_movnt<mode>): Likewise.
27890 (<sse>_movnt<mode>): Remove AVX support.
27891 (sse2_movntv2di): Likewise.
27893 2009-01-07 Richard Guenther <rguenther@suse.de>
27895 PR middle-end/38751
27896 * fold-const.c (extract_muldiv): Remove obsolete comment.
27897 (fold_plusminus_mult_expr): Undo MINUS_EXPR
27898 to PLUS_EXPR canonicalization for the canonicalization.
27900 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
27902 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
27903 hosted cross-compilers generating less efficient code.
27905 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27907 * function.h (rtl_data): Add a dbr_scheduled_p field.
27908 * reorg.c (dbr_schedule): Set it.
27909 (gate_handle_delay_slots): Check it.
27910 * config/mips/mips.c (mips_base_delayed_branch): Delete.
27911 (mips_reorg): Check flag_delayed_branch instead of
27912 mips_base_delayed_branch.
27913 (mips_override_options): Don't set mips_base_delayed_branch
27914 or flag_delayed_branch.
27916 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27918 PR rtl-optimization/38426.
27919 * ira.c (ira): Set current_function_is_leaf earlier.
27921 2009-01-06 Jakub Jelinek <jakub@redhat.com>
27923 PR rtl-optimization/38722
27924 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
27925 too early, only set a flag and modify after last possible
27928 2009-01-06 Janis Johnson <janis187@us.ibm.com>
27931 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
27932 * real.c (decimal_single_format): Correct values of emin and emax.
27933 (decimal_double_format): Ditto.
27934 (decimal_quad_format): Ditto.
27935 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
27936 computation of DECnn_MIN and DECnn_MAX for corrected values of
27937 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
27938 __DECnn_MIN__, and adjust its computation for the corrected value
27941 2009-01-06 Jan Hubicka <jh@suse.cz>
27944 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
27946 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
27948 * doc/contrib.texi (Contributors): Slightly adjust the end note.
27949 Add Robert Clark to the list of testers.
27951 2009-01-06 Jan Hubicka <jh@suse.cz>
27952 Kai Tietz <kai.tietz@onevision.com>
27954 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
27955 * config/i386/i386.c (ix86_expand_call): Add clobbers.
27957 2009-01-06 Jan Hubicka <jh@suse.cz>
27958 Kai Tietz <kai.tietz@onevision.com>
27960 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
27962 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
27963 (ix86_nsaved_regs): Count only general purpose regs.
27964 (ix86_nsaved_sseregs): New.
27965 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
27966 to 16 for w64; compute padding and size of sse reg save area.
27967 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
27968 general purpose regs.
27969 (ix86_emit_save_sse_regs_using_mov): New.
27970 (ix86_expand_prologue): Save SSE regs if needed.
27971 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
27972 (ix86_emit_restore_sse_regs_using_mov): New.
27973 (ix86_expand_epilogue): Save SSE regs if needed.
27975 2009-01-06 Jan Hubicka <jh@suse.cz>
27976 Kai Tietz <kai.tietz@onevision.com>
27978 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
27979 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
27980 functions when accumulate outgoing args is off.
27982 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27985 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
27986 before using pseudos_have_intersected_live_ranges_p.
27988 * ira-int.h (ira_assert): Always define.
27990 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27992 AVX Programming Reference (December, 2008)
27993 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
27994 (_mm256_permute2_pd): Likewise.
27995 (_mm_permute2_ps): Likewise.
27996 (_mm256_permute2_ps): Likewise.
27997 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
27998 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28000 * config/i386/i386.c (ix86_builtins): Remove
28001 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28002 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28003 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28004 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28005 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28006 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28007 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28008 __builtin_ia32_vpermil2ps256.
28009 (ix86_init_mmx_sse_builtins): Updated.
28010 (ix86_expand_args_builtin): Likewise.
28012 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28014 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28015 long absolute calls when generating PA 2.0 code.
28017 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28019 PR rtl-optimization/38583
28020 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28022 * params.def (ira-max-conflict-table-size): New.
28024 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28026 * ira.h (ira_conflicts_p): New external definition.
28028 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28029 table. Report this. Return result of building.
28030 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28031 building conflict table.
28033 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28034 (ira_color): Use ira_conflicts_p.
28036 * global.c: Include ira.h.
28037 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28040 * Makefile.in (global.o): Add ira.h.
28042 * ira-build.c (mark_all_loops_for_removal,
28043 propagate_some_info_from_allocno): New.
28044 (remove_unnecessary_allocnos): Call
28045 propagate_some_info_from_allocno.
28046 (remove_low_level_allocnos): New.
28047 (remove_unnecessary_regions): Add parameter. Call
28048 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28049 parameter to remove_unnecessary_regions.
28050 (ira_build): Remove all regions but root if the conflict table was
28051 not built. Update conflict hard regs for allocnos crossing calls.
28053 * ira.c (ira_conflicts_p): New global.
28054 (ira): Define and use ira_conflicts_p.
28056 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28057 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28058 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28060 2009-01-06 Ben Elliston <bje@au.ibm.com>
28062 * gengtype-lex.l (YY_NO_INPUT): Define.
28064 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28067 * c-common.c (handle_vector_size_attribute): Also reject
28068 BOOLEAN_TYPE types.
28070 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28072 PR tree-optimization/38492
28073 * graphite.c (rename_map_elt, debug_rename_elt,
28074 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28075 rename_map_elt_info, eq_rename_map_elts,
28076 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28077 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28078 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28079 (sese_build_livein_liveouts): New.
28080 (new_sese, free_sese): New.
28081 (new_scop): Call new_sese.
28082 (free_scop): Call free_sese.
28083 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28084 (register_old_new_names): Renamed register_old_and_new_names.
28085 (register_scop_liveout_renames, add_loop_exit_phis,
28086 insert_loop_close_phis, struct igp,
28087 default_liveout_before_guard, add_guard_exit_phis,
28088 insert_guard_phis, copy_renames): New.
28089 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28090 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28091 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28092 (scop_adjust_phis_for_liveouts): New.
28093 (gloog): Call scop_adjust_phis_for_liveouts.
28095 * graphite.h (struct sese): Documented. Added fields liveout,
28096 num_ver and livein.
28097 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28098 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28099 (struct scop): Added field liveout_renames.
28100 (SCOP_LIVEOUT_RENAMES): New.
28102 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28104 PR tree-optimization/38510
28105 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28106 (translate_clast): Call recompute_all_dominators before
28108 (gloog): Call recompute_all_dominators before graphite_verify.
28110 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28111 Jan Sjodin <jan.sjodin@amd.com>
28113 PR tree-optimization/38500
28114 * graphite.c (create_sese_edges): Call fix_loop_structure after
28117 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28119 * config.gcc: Add m32r*-*-rtems*.
28120 * config/m32r/rtems.h: New file.
28122 2009-01-05 Ben Elliston <bje@au.ibm.com>
28124 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28125 (.po.pox): Likewise.
28126 (po/gcc.pot): Likewise.
28128 2009-01-04 David S. Miller <davem@davemloft.net>
28130 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28131 (STARTING_FRAME_OFFSET): Always set to zero.
28133 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28135 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28136 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28137 fixed-point types, and vectors of the same.
28139 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28141 * config/mips/sync.md (*mb_barrier): Rename to...
28142 (*memory_barrier): ...this.
28144 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28146 * doc/extend.texi (Function Attributes): Move @cindex after @item
28147 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28148 and put in alphabetical order. Fix 'target' name and put in order.
28149 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28152 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28154 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28155 (memory_barrier): Expand as unspec instead of unspec_volatile.
28156 Remove mem:BLK from insn operands. Use Pmode scratch register.
28157 (*memory_barrier): Define as unspec instead of unspec_volatile.
28158 Use (match_dup 0) as input operand.
28160 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28161 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28162 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28163 scratch register. Remove operand 1.
28164 (*stbar): Define as unspec instead of unspec_volatile.
28165 Use (match_dup 0) as input operand, remove (const_int 8).
28166 (*membar): Define as unspec instead of unspec_volatile.
28167 Use (match_dup 0) as input operand, remove input operand 2.
28169 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28170 (memory_barrier): Expand as unspec instead of unspec_volatile.
28171 Remove mem:BLK from insn operands. Use Pmode scratch register.
28172 (*memory_barrier): Define as unspec instead of unspec_volatile.
28173 Use (match_dup 0) as input operand.
28175 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28176 Remove mem:BLK from insn operands. Use Pmode scratch register.
28177 Set volatile flag on operand 0.
28178 (*memory_barrier): New insn pattern.
28180 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28182 (*memory_barrier): Use (match_dup 0) as input operand.
28184 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28185 Remove mem:BLK from insn operands. Use Pmode scratch register.
28186 Set volatile flag on operand 0.
28187 (*mb_internal): New insn pattern.
28189 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28191 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28193 PR middle-end/38586
28194 * function.c (struct temp_slot): Move to the section of the file
28195 that deals with temp slots. Remove field 'address'.
28196 (temp_slot_address_table): New hash table of address -> temp slot.
28197 (struct temp_slot_address_entry): New struct, items for the table.
28198 (temp_slot_address_compute_hash, temp_slot_address_hash,
28199 temp_slot_address_eq, insert_temp_slot_address): Support functions
28201 (find_temp_slot_from_address): Rewrite to use the new hash table.
28202 (remove_unused_temp_slot_addresses): Remove addresses of temp
28203 slots that have been made available.
28204 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28205 worker function for remove_unused_temp_slot_addresses.
28206 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28207 Add the temp slot address to the address -> temp slot map.
28208 (update_temp_slot_address): Update via insert_temp_slot_address.
28209 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28210 (pop_temp_slots): Likewise.
28211 (init_temp_slots): Allocate the address -> temp slot map, or empty
28212 the map if it is already allocated.
28213 (prepare_function_start): Initialize temp slot processing.
28215 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28217 PR middle-end/38584
28218 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28219 Calculate the size of all stack vars assuming no packing of stack
28220 vars will happen, replacing a quadratic algorithm with a linear one.
28222 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28225 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28228 2009-01-03 Diego Novillo <dnovillo@google.com>
28230 * doc/contrib.texi: Update contributions.
28232 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28235 * builtins.c (fold_builtin_memory_op): Give up if either operand
28236 is volatile. Set srctype or desttype to non-qualified version
28240 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28241 and FUNCTION_DECLs.
28243 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28245 PR rtl-optimization/35805
28246 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28247 problem if fast dce is able to remove any instructions.
28248 * dce.c (dce_process_block): Fix dump message.
28250 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28253 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28255 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28257 PR middle-end/38690
28258 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28259 * tree-pretty-print.c (op_code_prio): New function.
28260 (op_prio): No longer static. Use op_code_prio.
28261 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28262 Use op_prio and op_code_prio to determine if () should be
28263 printed around operand(s) or not.
28265 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28266 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28267 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28268 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28269 pp_character instead of pp_string for single letter printing.
28271 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28273 * doc/extend.texi: Fix '#pragma GCC option' typo.
28275 2009-01-02 Richard Guenther <rguenther@suse.de>
28277 * doc/install.texi (--enable-checking): Mention different
28278 default for stage1.
28279 (--enable-stage1-checking): Document.
28281 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28283 PR middle-end/30142
28284 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28285 case to be an error.
28287 2009-01-02 Ben Elliston <bje@au.ibm.com>
28289 * config/fp-bit.h (pack_d): Constify argument.
28290 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28291 (isnan): Constify argument.
28293 (iszero): Likewise.
28294 (pack_d): Likewise.
28295 (_fpadd_parts): Constify return type.
28296 (_fpmul_parts): Likewise.
28297 (_fpdiv_parts): Likewise.
28299 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28302 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28303 warn about overwriting initializer with side-effects or
28304 -Woverride-init if !IMPLICIT.
28305 (output_init_element): Likewise. Pass IMPLICIT down to
28307 (process_init_element): Add IMPLICIT argument. Pass it down
28308 to output_init_element.
28309 (push_init_element, pop_init_level, set_designator): Adjust
28310 process_init_element callers.
28311 (set_nonincremental_init, set_nonincremental_init_from_string):
28312 Adjust add_pending_init callers.
28313 (output_pending_init_elements): Adjust output_init_element callers.
28314 * c-tree.h (process_init_element): Adjust prototype.
28315 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28316 process_init_element callers.
28319 Copyright (C) 2009 Free Software Foundation, Inc.
28321 Copying and distribution of this file, with or without modification,
28322 are permitted in any medium without royalty provided the copyright
28323 notice and this notice are preserved.